Swiftdiff options
| author | Remko Tronçon <git@el-tramo.be> | 2012-04-01 09:27:45 (GMT) |
|---|---|---|
| committer | Remko Tronçon <git@el-tramo.be> | 2012-04-01 09:27:45 (GMT) |
| commit | e9a33e1cfc91af374f928931f47b19f53cb165d7 (patch) | |
| tree | f0a72876d8b0f53f6e5a335321aca785e81129dd /3rdParty/CAres | |
| parent | 950dfa7923f62297429e49a135e4fb363447366d (diff) | |
| download | swift-e9a33e1cfc91af374f928931f47b19f53cb165d7.zip swift-e9a33e1cfc91af374f928931f47b19f53cb165d7.tar.bz2 | |
Removing CAres resolver.
This has never been used.
Diffstat (limited to '3rdParty/CAres')
65 files changed, 0 insertions, 11948 deletions
diff --git a/3rdParty/CAres/.gitignore b/3rdParty/CAres/.gitignore deleted file mode 100644 index a1a869c..0000000 --- a/3rdParty/CAres/.gitignore +++ /dev/null @@ -1 +0,0 @@ -include diff --git a/3rdParty/CAres/SConscript b/3rdParty/CAres/SConscript deleted file mode 100644 index 3999c97..0000000 --- a/3rdParty/CAres/SConscript +++ /dev/null @@ -1,76 +0,0 @@ -Import("env") - -if env.get("CARES_BUNDLED", False) : - -################################################################################ -# Flags -################################################################################ - - if env["SCONS_STAGE"] == "flags" : - env["CARES_FLAGS"] = { - "CPPDEFINES": ["CARES_STATICLIB"], - "CPPPATH": [Dir("include")], - "LIBPATH": [Dir(".")], - "LIBS": ["CAres"], - } - -################################################################################ -# Build -################################################################################ - - if env["SCONS_STAGE"] == "build" : - myenv = env.Clone() - myenv.Append(CPPPATH = ["src"]) - myenv.Append(CPPDEFINES = [("CARES_STATICLIB")]) - myenv.Append(CPPPATH = ["src", "."]) - if myenv["PLATFORM"] != "win32" : - myenv.Append(CPPDEFINES = ["HAVE_CONFIG_H"]) - - myenv.Install("include", [ - "src/ares.h", - "src/ares_version.h", - "src/ares_build.h", - "src/ares_rules.h" - ]) - myenv.StaticLibrary("CAres", [ - "src/ares__close_sockets.c", - "src/ares__get_hostent.c", - "src/ares__read_line.c", - "src/ares__timeval.c", - "src/ares_cancel.c", - "src/ares_data.c", - "src/ares_destroy.c", - "src/ares_expand_name.c", - "src/ares_expand_string.c", - "src/ares_fds.c", - "src/ares_free_hostent.c", - "src/ares_free_string.c", - "src/ares_gethostbyaddr.c", - "src/ares_gethostbyname.c", - "src/ares_getnameinfo.c", - "src/ares_getsock.c", - "src/ares_init.c", - "src/ares_library_init.c", - "src/ares_llist.c", - "src/ares_mkquery.c", - "src/ares_parse_a_reply.c", - "src/ares_parse_aaaa_reply.c", - "src/ares_parse_ns_reply.c", - "src/ares_parse_ptr_reply.c", - "src/ares_parse_srv_reply.c", - "src/ares_parse_txt_reply.c", - "src/ares_process.c", - "src/ares_query.c", - "src/ares_search.c", - "src/ares_send.c", - "src/ares_strcasecmp.c", - "src/ares_strdup.c", - "src/ares_strerror.c", - "src/ares_timeout.c", - "src/ares_version.c", - "src/ares_writev.c", - "src/bitncmp.c", - "src/inet_net_pton.c", - "src/inet_ntop.c", - "src/windows_port.c", - ]) diff --git a/3rdParty/CAres/ares_config.h b/3rdParty/CAres/ares_config.h deleted file mode 100644 index 167038a..0000000 --- a/3rdParty/CAres/ares_config.h +++ /dev/null @@ -1,75 +0,0 @@ -#define HAVE_AF_INET6 1 -#define HAVE_ARPA_INET_H 1 -#define HAVE_ARPA_NAMESER_COMPAT_H 1 -#define HAVE_ARPA_NAMESER_H 1 -#define HAVE_ASSERT_H 1 -#define HAVE_BOOL_T 1 -#define HAVE_FCNTL_O_NONBLOCK 1 -#define HAVE_GETHOSTNAME 1 -#define HAVE_GETTIMEOFDAY 1 -#define HAVE_IF_INDEXTONAME 1 -#define HAVE_INET_NET_PTON 1 -#define HAVE_INET_NET_PTON_IPV6 1 -#define HAVE_INET_NTOP 1 -#define HAVE_INET_PTON 1 -#define HAVE_IOCTL_FIONBIO 1 -#define HAVE_LIMITS_H 1 -#define HAVE_MEMORY_H 1 -#define HAVE_NETDB_H 1 -#define HAVE_NETINET_IN_H 1 -#define HAVE_NETINET_TCP_H 1 -#define HAVE_NET_IF_H 1 -#define HAVE_PF_INET6 1 -#define HAVE_RECV 1 -#define HAVE_RECVFROM 1 -#define HAVE_SEND 1 -#define HAVE_SETSOCKOPT 1 -#define HAVE_SIGNAL_H 1 -#define HAVE_SIG_ATOMIC_T 1 -#define HAVE_SOCKADDR_IN6_SIN6_SCOPE_ID 1 -#define HAVE_SOCKET 1 -#define HAVE_STDBOOL_H 1 -#define HAVE_STDINT_H 1 -#define HAVE_STDLIB_H 1 -#define HAVE_STRCASECMP 1 -#define HAVE_STRDUP 1 -#define HAVE_STRINGS_H 1 -#define HAVE_STRING_H 1 -#define HAVE_STRNCASECMP 1 -#define HAVE_STRUCT_ADDRINFO 1 -#define HAVE_STRUCT_IN6_ADDR 1 -#define HAVE_STRUCT_SOCKADDR_IN6 1 -#define HAVE_STRUCT_SOCKADDR_STORAGE 1 -#define HAVE_STRUCT_TIMEVAL 1 -#define HAVE_SYS_IOCTL_H 1 -#define HAVE_SYS_PARAM_H 1 -#define HAVE_SYS_SELECT_H 1 -#define HAVE_SYS_SOCKET_H 1 -#define HAVE_SYS_STAT_H 1 -#define HAVE_SYS_TIME_H 1 -#define HAVE_SYS_TYPES_H 1 -#define HAVE_SYS_UIO_H 1 -#define HAVE_TIME_H 1 -#define HAVE_UNISTD_H 1 -#define HAVE_WRITEV 1 -#define RECVFROM_TYPE_ARG1 int -#define RECVFROM_TYPE_ARG2 void -#define RECVFROM_TYPE_ARG2_IS_VOID 1 -#define RECVFROM_TYPE_ARG3 size_t -#define RECVFROM_TYPE_ARG4 int -#define RECVFROM_TYPE_ARG5 struct sockaddr -#define RECVFROM_TYPE_ARG6 socklen_t -#define RECVFROM_TYPE_RETV ssize_t -#define RECV_TYPE_ARG1 int -#define RECV_TYPE_ARG2 void * -#define RECV_TYPE_ARG3 size_t -#define RECV_TYPE_ARG4 int -#define RECV_TYPE_RETV ssize_t -#define RETSIGTYPE void -#define SEND_QUAL_ARG2 const -#define SEND_TYPE_ARG1 int -#define SEND_TYPE_ARG2 void * -#define SEND_TYPE_ARG3 size_t -#define SEND_TYPE_ARG4 int -#define SEND_TYPE_RETV ssize_t - diff --git a/3rdParty/CAres/src/ares.h b/3rdParty/CAres/src/ares.h deleted file mode 100644 index b1c2c22..0000000 --- a/3rdParty/CAres/src/ares.h +++ /dev/null @@ -1,494 +0,0 @@ -/* $Id: ares.h,v 1.72 2009-11-23 12:03:32 yangtse Exp $ */ - -/* Copyright 1998, 2009 by the Massachusetts Institute of Technology. - * Copyright (C) 2007-2009 by Daniel Stenberg - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#ifndef ARES__H -#define ARES__H - -#include "ares_version.h" /* c-ares version defines */ -#include "ares_build.h" /* c-ares build definitions */ -#include "ares_rules.h" /* c-ares rules enforcement */ - -/* - * Define WIN32 when build target is Win32 API - */ - -#if (defined(_WIN32) || defined(__WIN32__)) && \ - !defined(WIN32) && !defined(__SYMBIAN32__) -# define WIN32 -#endif - -#include <sys/types.h> - -/* HP-UX systems version 9, 10 and 11 lack sys/select.h and so does oldish - libc5-based Linux systems. Only include it on system that are known to - require it! */ -#if defined(_AIX) || defined(__NOVELL_LIBC__) || defined(__NetBSD__) || \ - defined(__minix) || defined(__SYMBIAN32__) || defined(__INTEGRITY) -#include <sys/select.h> -#endif -#if (defined(NETWARE) && !defined(__NOVELL_LIBC__)) -#include <sys/bsdskt.h> -#endif - -#if defined(WATT32) -# include <netinet/in.h> -# include <sys/socket.h> -# include <tcp.h> -#elif defined(WIN32) -# ifndef WIN32_LEAN_AND_MEAN -# define WIN32_LEAN_AND_MEAN -# endif -# include <windows.h> -# include <winsock2.h> -# include <ws2tcpip.h> -#else -# include <sys/socket.h> -# include <netinet/in.h> -#endif - -#ifdef __cplusplus -extern "C" { -#endif - -/* -** c-ares external API function linkage decorations. -*/ - -#if !defined(CARES_STATICLIB) && \ - (defined(WIN32) || defined(_WIN32) || defined(__SYMBIAN32__)) - /* __declspec function decoration for Win32 and Symbian DLL's */ -# if defined(CARES_BUILDING_LIBRARY) -# define CARES_EXTERN __declspec(dllexport) -# else -# define CARES_EXTERN __declspec(dllimport) -# endif -#else - /* visibility function decoration for other cases */ -# if !defined(CARES_SYMBOL_HIDING) || \ - defined(WIN32) || defined(_WIN32) || defined(__SYMBIAN32__) -# define CARES_EXTERN -# else -# define CARES_EXTERN CARES_SYMBOL_SCOPE_EXTERN -# endif -#endif - - -#define ARES_SUCCESS 0 - -/* Server error codes (ARES_ENODATA indicates no relevant answer) */ -#define ARES_ENODATA 1 -#define ARES_EFORMERR 2 -#define ARES_ESERVFAIL 3 -#define ARES_ENOTFOUND 4 -#define ARES_ENOTIMP 5 -#define ARES_EREFUSED 6 - -/* Locally generated error codes */ -#define ARES_EBADQUERY 7 -#define ARES_EBADNAME 8 -#define ARES_EBADFAMILY 9 -#define ARES_EBADRESP 10 -#define ARES_ECONNREFUSED 11 -#define ARES_ETIMEOUT 12 -#define ARES_EOF 13 -#define ARES_EFILE 14 -#define ARES_ENOMEM 15 -#define ARES_EDESTRUCTION 16 -#define ARES_EBADSTR 17 - -/* ares_getnameinfo error codes */ -#define ARES_EBADFLAGS 18 - -/* ares_getaddrinfo error codes */ -#define ARES_ENONAME 19 -#define ARES_EBADHINTS 20 - -/* Uninitialized library error code */ -#define ARES_ENOTINITIALIZED 21 /* introduced in 1.7.0 */ - -/* ares_library_init error codes */ -#define ARES_ELOADIPHLPAPI 22 /* introduced in 1.7.0 */ -#define ARES_EADDRGETNETWORKPARAMS 23 /* introduced in 1.7.0 */ - -/* More error codes */ -#define ARES_ECANCELLED 24 /* introduced in 1.7.0 */ - -/* Flag values */ -#define ARES_FLAG_USEVC (1 << 0) -#define ARES_FLAG_PRIMARY (1 << 1) -#define ARES_FLAG_IGNTC (1 << 2) -#define ARES_FLAG_NORECURSE (1 << 3) -#define ARES_FLAG_STAYOPEN (1 << 4) -#define ARES_FLAG_NOSEARCH (1 << 5) -#define ARES_FLAG_NOALIASES (1 << 6) -#define ARES_FLAG_NOCHECKRESP (1 << 7) - -/* Option mask values */ -#define ARES_OPT_FLAGS (1 << 0) -#define ARES_OPT_TIMEOUT (1 << 1) -#define ARES_OPT_TRIES (1 << 2) -#define ARES_OPT_NDOTS (1 << 3) -#define ARES_OPT_UDP_PORT (1 << 4) -#define ARES_OPT_TCP_PORT (1 << 5) -#define ARES_OPT_SERVERS (1 << 6) -#define ARES_OPT_DOMAINS (1 << 7) -#define ARES_OPT_LOOKUPS (1 << 8) -#define ARES_OPT_SOCK_STATE_CB (1 << 9) -#define ARES_OPT_SORTLIST (1 << 10) -#define ARES_OPT_SOCK_SNDBUF (1 << 11) -#define ARES_OPT_SOCK_RCVBUF (1 << 12) -#define ARES_OPT_TIMEOUTMS (1 << 13) -#define ARES_OPT_ROTATE (1 << 14) - -/* Nameinfo flag values */ -#define ARES_NI_NOFQDN (1 << 0) -#define ARES_NI_NUMERICHOST (1 << 1) -#define ARES_NI_NAMEREQD (1 << 2) -#define ARES_NI_NUMERICSERV (1 << 3) -#define ARES_NI_DGRAM (1 << 4) -#define ARES_NI_TCP 0 -#define ARES_NI_UDP ARES_NI_DGRAM -#define ARES_NI_SCTP (1 << 5) -#define ARES_NI_DCCP (1 << 6) -#define ARES_NI_NUMERICSCOPE (1 << 7) -#define ARES_NI_LOOKUPHOST (1 << 8) -#define ARES_NI_LOOKUPSERVICE (1 << 9) -/* Reserved for future use */ -#define ARES_NI_IDN (1 << 10) -#define ARES_NI_IDN_ALLOW_UNASSIGNED (1 << 11) -#define ARES_NI_IDN_USE_STD3_ASCII_RULES (1 << 12) - -/* Addrinfo flag values */ -#define ARES_AI_CANONNAME (1 << 0) -#define ARES_AI_NUMERICHOST (1 << 1) -#define ARES_AI_PASSIVE (1 << 2) -#define ARES_AI_NUMERICSERV (1 << 3) -#define ARES_AI_V4MAPPED (1 << 4) -#define ARES_AI_ALL (1 << 5) -#define ARES_AI_ADDRCONFIG (1 << 6) -/* Reserved for future use */ -#define ARES_AI_IDN (1 << 10) -#define ARES_AI_IDN_ALLOW_UNASSIGNED (1 << 11) -#define ARES_AI_IDN_USE_STD3_ASCII_RULES (1 << 12) -#define ARES_AI_CANONIDN (1 << 13) - -#define ARES_AI_MASK (ARES_AI_CANONNAME|ARES_AI_NUMERICHOST|ARES_AI_PASSIVE| \ - ARES_AI_NUMERICSERV|ARES_AI_V4MAPPED|ARES_AI_ALL| \ - ARES_AI_ADDRCONFIG) -#define ARES_GETSOCK_MAXNUM 16 /* ares_getsock() can return info about this - many sockets */ -#define ARES_GETSOCK_READABLE(bits,num) (bits & (1<< (num))) -#define ARES_GETSOCK_WRITABLE(bits,num) (bits & (1 << ((num) + \ - ARES_GETSOCK_MAXNUM))) - -/* c-ares library initialization flag values */ -#define ARES_LIB_INIT_NONE (0) -#define ARES_LIB_INIT_WIN32 (1 << 0) -#define ARES_LIB_INIT_ALL (ARES_LIB_INIT_WIN32) - - -/* - * Typedef our socket type - */ - -#ifndef ares_socket_typedef -#ifdef WIN32 -typedef SOCKET ares_socket_t; -#define ARES_SOCKET_BAD INVALID_SOCKET -#else -typedef int ares_socket_t; -#define ARES_SOCKET_BAD -1 -#endif -#define ares_socket_typedef -#endif /* ares_socket_typedef */ - -typedef void (*ares_sock_state_cb)(void *data, - ares_socket_t socket_fd, - int readable, - int writable); - -struct apattern; - -/* NOTE about the ares_options struct to users and developers. - - This struct will remain looking like this. It will not be extended nor - shrunk in future releases, but all new options will be set by ares_set_*() - options instead of with the ares_init_options() function. - - Eventually (in a galaxy far far away), all options will be settable by - ares_set_*() options and the ares_init_options() function will become - deprecated. - - When new options are added to c-ares, they are not added to this - struct. And they are not "saved" with the ares_save_options() function but - instead we encourage the use of the ares_dup() function. Needless to say, - if you add config options to c-ares you need to make sure ares_dup() - duplicates this new option. - - */ -struct ares_options { - int flags; - int timeout; /* in seconds or milliseconds, depending on options */ - int tries; - int ndots; - unsigned short udp_port; - unsigned short tcp_port; - int socket_send_buffer_size; - int socket_receive_buffer_size; - struct in_addr *servers; - int nservers; - char **domains; - int ndomains; - char *lookups; - ares_sock_state_cb sock_state_cb; - void *sock_state_cb_data; - struct apattern *sortlist; - int nsort; -}; - -struct hostent; -struct timeval; -struct sockaddr; -struct ares_channeldata; - -typedef struct ares_channeldata *ares_channel; - -typedef void (*ares_callback)(void *arg, - int status, - int timeouts, - unsigned char *abuf, - int alen); - -typedef void (*ares_host_callback)(void *arg, - int status, - int timeouts, - struct hostent *hostent); - -typedef void (*ares_nameinfo_callback)(void *arg, - int status, - int timeouts, - char *node, - char *service); - -typedef int (*ares_sock_create_callback)(ares_socket_t socket_fd, - int type, - void *data); - -CARES_EXTERN int ares_library_init(int flags); - -CARES_EXTERN void ares_library_cleanup(void); - -CARES_EXTERN const char *ares_version(int *version); - -CARES_EXTERN int ares_init(ares_channel *channelptr); - -CARES_EXTERN int ares_init_options(ares_channel *channelptr, - struct ares_options *options, - int optmask); - -CARES_EXTERN int ares_save_options(ares_channel channel, - struct ares_options *options, - int *optmask); - -CARES_EXTERN void ares_destroy_options(struct ares_options *options); - -CARES_EXTERN int ares_dup(ares_channel *dest, - ares_channel src); - -CARES_EXTERN void ares_destroy(ares_channel channel); - -CARES_EXTERN void ares_cancel(ares_channel channel); - -CARES_EXTERN void ares_set_socket_callback(ares_channel channel, - ares_sock_create_callback callback, - void *user_data); - -CARES_EXTERN void ares_send(ares_channel channel, - const unsigned char *qbuf, - int qlen, - ares_callback callback, - void *arg); - -CARES_EXTERN void ares_query(ares_channel channel, - const char *name, - int dnsclass, - int type, - ares_callback callback, - void *arg); - -CARES_EXTERN void ares_search(ares_channel channel, - const char *name, - int dnsclass, - int type, - ares_callback callback, - void *arg); - -CARES_EXTERN void ares_gethostbyname(ares_channel channel, - const char *name, - int family, - ares_host_callback callback, - void *arg); - -CARES_EXTERN int ares_gethostbyname_file(ares_channel channel, - const char *name, - int family, - struct hostent **host); - -CARES_EXTERN void ares_gethostbyaddr(ares_channel channel, - const void *addr, - int addrlen, - int family, - ares_host_callback callback, - void *arg); - -CARES_EXTERN void ares_getnameinfo(ares_channel channel, - const struct sockaddr *sa, - ares_socklen_t salen, - int flags, - ares_nameinfo_callback callback, - void *arg); - -CARES_EXTERN int ares_fds(ares_channel channel, - fd_set *read_fds, - fd_set *write_fds); - -CARES_EXTERN int ares_getsock(ares_channel channel, - int *socks, - int numsocks); - -CARES_EXTERN struct timeval *ares_timeout(ares_channel channel, - struct timeval *maxtv, - struct timeval *tv); - -CARES_EXTERN void ares_process(ares_channel channel, - fd_set *read_fds, - fd_set *write_fds); - -CARES_EXTERN void ares_process_fd(ares_channel channel, - ares_socket_t read_fd, - ares_socket_t write_fd); - -CARES_EXTERN int ares_mkquery(const char *name, - int dnsclass, - int type, - unsigned short id, - int rd, - unsigned char **buf, - int *buflen); - -CARES_EXTERN int ares_expand_name(const unsigned char *encoded, - const unsigned char *abuf, - int alen, - char **s, - long *enclen); - -CARES_EXTERN int ares_expand_string(const unsigned char *encoded, - const unsigned char *abuf, - int alen, - unsigned char **s, - long *enclen); - -/* - * NOTE: before c-ares 1.7.0 we would most often use the system in6_addr - * struct below when ares itself was built, but many apps would use this - * private version since the header checked a HAVE_* define for it. Starting - * with 1.7.0 we always declare and use our own to stop relying on the - * system's one. - */ -struct ares_in6_addr { - union { - unsigned char _S6_u8[16]; - } _S6_un; -}; - -struct ares_addrttl { - struct in_addr ipaddr; - int ttl; -}; - -struct ares_addr6ttl { - struct ares_in6_addr ip6addr; - int ttl; -}; - -struct ares_srv_reply { - struct ares_srv_reply *next; - char *host; - unsigned short priority; - unsigned short weight; - unsigned short port; -}; - -struct ares_txt_reply { - struct ares_txt_reply *next; - unsigned char *txt; - size_t length; /* length excludes null termination */ -}; - -/* -** Parse the buffer, starting at *abuf and of length alen bytes, previously -** obtained from an ares_search call. Put the results in *host, if nonnull. -** Also, if addrttls is nonnull, put up to *naddrttls IPv4 addresses along with -** their TTLs in that array, and set *naddrttls to the number of addresses -** so written. -*/ - -CARES_EXTERN int ares_parse_a_reply(const unsigned char *abuf, - int alen, - struct hostent **host, - struct ares_addrttl *addrttls, - int *naddrttls); - -CARES_EXTERN int ares_parse_aaaa_reply(const unsigned char *abuf, - int alen, - struct hostent **host, - struct ares_addr6ttl *addrttls, - int *naddrttls); - -CARES_EXTERN int ares_parse_ptr_reply(const unsigned char *abuf, - int alen, - const void *addr, - int addrlen, - int family, - struct hostent **host); - -CARES_EXTERN int ares_parse_ns_reply(const unsigned char *abuf, - int alen, - struct hostent **host); - -CARES_EXTERN int ares_parse_srv_reply(const unsigned char* abuf, - int alen, - struct ares_srv_reply** srv_out); - -CARES_EXTERN int ares_parse_txt_reply(const unsigned char* abuf, - int alen, - struct ares_txt_reply** txt_out); - -CARES_EXTERN void ares_free_string(void *str); - -CARES_EXTERN void ares_free_hostent(struct hostent *host); - -CARES_EXTERN void ares_free_data(void *dataptr); - -CARES_EXTERN const char *ares_strerror(int code); - -#ifdef __cplusplus -} -#endif - -#endif /* ARES__H */ diff --git a/3rdParty/CAres/src/ares__close_sockets.c b/3rdParty/CAres/src/ares__close_sockets.c deleted file mode 100644 index ef8910d..0000000 --- a/3rdParty/CAres/src/ares__close_sockets.c +++ /dev/null @@ -1,67 +0,0 @@ -/* $Id: ares__close_sockets.c,v 1.10 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#include <stdlib.h> -#ifdef HAVE_UNISTD_H -#include <unistd.h> -#endif - -#include "ares.h" -#include "ares_private.h" - -void ares__close_sockets(ares_channel channel, struct server_state *server) -{ - struct send_request *sendreq; - - /* Free all pending output buffers. */ - while (server->qhead) - { - /* Advance server->qhead; pull out query as we go. */ - sendreq = server->qhead; - server->qhead = sendreq->next; - if (sendreq->data_storage != NULL) - free(sendreq->data_storage); - free(sendreq); - } - server->qtail = NULL; - - /* Reset any existing input buffer. */ - if (server->tcp_buffer) - free(server->tcp_buffer); - server->tcp_buffer = NULL; - server->tcp_lenbuf_pos = 0; - - /* Reset brokenness */ - server->is_broken = 0; - - /* Close the TCP and UDP sockets. */ - if (server->tcp_socket != ARES_SOCKET_BAD) - { - SOCK_STATE_CALLBACK(channel, server->tcp_socket, 0, 0); - sclose(server->tcp_socket); - server->tcp_socket = ARES_SOCKET_BAD; - server->tcp_connection_generation = ++channel->tcp_connection_generation; - } - if (server->udp_socket != ARES_SOCKET_BAD) - { - SOCK_STATE_CALLBACK(channel, server->udp_socket, 0, 0); - sclose(server->udp_socket); - server->udp_socket = ARES_SOCKET_BAD; - } -} diff --git a/3rdParty/CAres/src/ares__get_hostent.c b/3rdParty/CAres/src/ares__get_hostent.c deleted file mode 100644 index 335f763..0000000 --- a/3rdParty/CAres/src/ares__get_hostent.c +++ /dev/null @@ -1,264 +0,0 @@ -/* $Id: ares__get_hostent.c,v 1.24 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998, 2009 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_NETDB_H -# include <netdb.h> -#endif -#ifdef HAVE_ARPA_INET_H -# include <arpa/inet.h> -#endif - -#include "ares.h" -#include "inet_net_pton.h" -#include "ares_private.h" - -int ares__get_hostent(FILE *fp, int family, struct hostent **host) -{ - char *line = NULL, *p, *q, **alias; - char *txtaddr, *txthost, *txtalias; - int status; - size_t addrlen, linesize, naliases; - struct ares_addr addr; - struct hostent *hostent = NULL; - - *host = NULL; /* Assume failure */ - - /* Validate family */ - switch (family) { - case AF_INET: - case AF_INET6: - case AF_UNSPEC: - break; - default: - return ARES_EBADFAMILY; - } - - while ((status = ares__read_line(fp, &line, &linesize)) == ARES_SUCCESS) - { - - /* Trim line comment. */ - p = line; - while (*p && (*p != '#')) - p++; - *p = '\0'; - - /* Trim trailing whitespace. */ - q = p - 1; - while ((q >= line) && ISSPACE(*q)) - q--; - *++q = '\0'; - - /* Skip leading whitespace. */ - p = line; - while (*p && ISSPACE(*p)) - p++; - if (!*p) - /* Ignore line if empty. */ - continue; - - /* Pointer to start of IPv4 or IPv6 address part. */ - txtaddr = p; - - /* Advance past address part. */ - while (*p && !ISSPACE(*p)) - p++; - if (!*p) - /* Ignore line if reached end of line. */ - continue; - - /* Null terminate address part. */ - *p = '\0'; - - /* Advance to host name */ - p++; - while (*p && ISSPACE(*p)) - p++; - if (!*p) - /* Ignore line if reached end of line. */ - continue; - - /* Pointer to start of host name. */ - txthost = p; - - /* Advance past host name. */ - while (*p && !ISSPACE(*p)) - p++; - - /* Pointer to start of first alias. */ - txtalias = NULL; - if (*p) - { - q = p + 1; - while (*q && ISSPACE(*q)) - q++; - if (*q) - txtalias = q; - } - - /* Null terminate host name. */ - *p = '\0'; - - /* find out number of aliases. */ - naliases = 0; - if (txtalias) - { - p = txtalias; - while (*p) - { - while (*p && !ISSPACE(*p)) - p++; - while (*p && ISSPACE(*p)) - p++; - naliases++; - } - } - - /* Convert address string to network address for the requested family. */ - addrlen = 0; - addr.family = AF_UNSPEC; - addr.addrV4.s_addr = INADDR_NONE; - if ((family == AF_INET) || (family == AF_UNSPEC)) - { - addr.addrV4.s_addr = inet_addr(txtaddr); - if (addr.addrV4.s_addr != INADDR_NONE) - { - /* Actual network address family and length. */ - addr.family = AF_INET; - addrlen = sizeof(struct in_addr); - } - } - if ((family == AF_INET6) || ((family == AF_UNSPEC) && (!addrlen))) - { - if (ares_inet_pton(AF_INET6, txtaddr, &addr.addrV6) > 0) - { - /* Actual network address family and length. */ - addr.family = AF_INET6; - addrlen = sizeof(struct in6_addr); - } - } - if (!addrlen) - /* Ignore line if invalid address string for the requested family. */ - continue; - - /* - ** Actual address family possible values are AF_INET and AF_INET6 only. - */ - - /* Allocate memory for the hostent structure. */ - hostent = malloc(sizeof(struct hostent)); - if (!hostent) - break; - - /* Initialize fields for out of memory condition. */ - hostent->h_aliases = NULL; - hostent->h_addr_list = NULL; - - /* Copy official host name. */ - hostent->h_name = strdup(txthost); - if (!hostent->h_name) - break; - - /* Copy network address. */ - hostent->h_addr_list = malloc(2 * sizeof(char *)); - if (!hostent->h_addr_list) - break; - hostent->h_addr_list[1] = NULL; - hostent->h_addr_list[0] = malloc(addrlen); - if (!hostent->h_addr_list[0]) - break; - if (addr.family == AF_INET) - memcpy(hostent->h_addr_list[0], &addr.addrV4, sizeof(struct in_addr)); - else - memcpy(hostent->h_addr_list[0], &addr.addrV6, sizeof(struct in6_addr)); - - /* Copy aliases. */ - hostent->h_aliases = malloc((naliases + 1) * sizeof(char *)); - if (!hostent->h_aliases) - break; - alias = hostent->h_aliases; - while (naliases) - *(alias + naliases--) = NULL; - *alias = NULL; - while (txtalias) - { - p = txtalias; - while (*p && !ISSPACE(*p)) - p++; - q = p; - while (*q && ISSPACE(*q)) - q++; - *p = '\0'; - if ((*alias = strdup(txtalias)) == NULL) - break; - alias++; - txtalias = *q ? q : NULL; - } - if (txtalias) - /* Alias memory allocation failure. */ - break; - - /* Copy actual network address family and length. */ - hostent->h_addrtype = addr.family; - hostent->h_length = (int)addrlen; - - /* Free line buffer. */ - free(line); - - /* Return hostent successfully */ - *host = hostent; - return ARES_SUCCESS; - - } - - /* If allocated, free line buffer. */ - if (line) - free(line); - - if (status == ARES_SUCCESS) - { - /* Memory allocation failure; clean up. */ - if (hostent) - { - if (hostent->h_name) - free((char *) hostent->h_name); - if (hostent->h_aliases) - { - for (alias = hostent->h_aliases; *alias; alias++) - free(*alias); - free(hostent->h_aliases); - } - if (hostent->h_addr_list) - { - if (hostent->h_addr_list[0]) - free(hostent->h_addr_list[0]); - free(hostent->h_addr_list); - } - free(hostent); - } - return ARES_ENOMEM; - } - - return status; -} diff --git a/3rdParty/CAres/src/ares__read_line.c b/3rdParty/CAres/src/ares__read_line.c deleted file mode 100644 index 270e0e3..0000000 --- a/3rdParty/CAres/src/ares__read_line.c +++ /dev/null @@ -1,67 +0,0 @@ -/* $Id: ares__read_line.c,v 1.14 2009-11-10 18:41:03 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include "ares.h" -#include "ares_private.h" - -/* This is an internal function. Its contract is to read a line from - * a file into a dynamically allocated buffer, zeroing the trailing - * newline if there is one. The calling routine may call - * ares__read_line multiple times with the same buf and bufsize - * pointers; *buf will be reallocated and *bufsize adjusted as - * appropriate. The initial value of *buf should be NULL. After the - * calling routine is done reading lines, it should free *buf. - */ -int ares__read_line(FILE *fp, char **buf, size_t *bufsize) -{ - char *newbuf; - size_t offset = 0; - size_t len; - - if (*buf == NULL) - { - *buf = malloc(128); - if (!*buf) - return ARES_ENOMEM; - *bufsize = 128; - } - - for (;;) - { - if (!fgets(*buf + offset, (int)(*bufsize - offset), fp)) - return (offset != 0) ? 0 : (ferror(fp)) ? ARES_EFILE : ARES_EOF; - len = offset + strlen(*buf + offset); - if ((*buf)[len - 1] == '\n') - { - (*buf)[len - 1] = 0; - break; - } - offset = len; - - /* Allocate more space. */ - newbuf = realloc(*buf, *bufsize * 2); - if (!newbuf) - return ARES_ENOMEM; - *buf = newbuf; - *bufsize *= 2; - } - return ARES_SUCCESS; -} diff --git a/3rdParty/CAres/src/ares__timeval.c b/3rdParty/CAres/src/ares__timeval.c deleted file mode 100644 index 2957350..0000000 --- a/3rdParty/CAres/src/ares__timeval.c +++ /dev/null @@ -1,112 +0,0 @@ -/* $Id: ares__timeval.c,v 1.6 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright (C) 2008 by Daniel Stenberg et al - * - * Permission to use, copy, modify, and distribute this software and its - * documentation for any purpose and without fee is hereby granted, provided - * that the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. M.I.T. makes no representations about the - * suitability of this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" -#include "ares.h" -#include "ares_private.h" - -#if defined(WIN32) && !defined(MSDOS) - -struct timeval ares__tvnow(void) -{ - /* - ** GetTickCount() is available on _all_ Windows versions from W95 up - ** to nowadays. Returns milliseconds elapsed since last system boot, - ** increases monotonically and wraps once 49.7 days have elapsed. - */ - struct timeval now; - DWORD milliseconds = GetTickCount(); - now.tv_sec = milliseconds / 1000; - now.tv_usec = (milliseconds % 1000) * 1000; - return now; -} - -#elif defined(HAVE_CLOCK_GETTIME_MONOTONIC) - -struct timeval ares__tvnow(void) -{ - /* - ** clock_gettime() is granted to be increased monotonically when the - ** monotonic clock is queried. Time starting point is unspecified, it - ** could be the system start-up time, the Epoch, or something else, - ** in any case the time starting point does not change once that the - ** system has started up. - */ - struct timeval now; - struct timespec tsnow; - if(0 == clock_gettime(CLOCK_MONOTONIC, &tsnow)) { - now.tv_sec = tsnow.tv_sec; - now.tv_usec = tsnow.tv_nsec / 1000; - } - /* - ** Even when the configure process has truly detected monotonic clock - ** availability, it might happen that it is not actually available at - ** run-time. When this occurs simply fallback to other time source. - */ -#ifdef HAVE_GETTIMEOFDAY - else - (void)gettimeofday(&now, NULL); -#else - else { - now.tv_sec = (long)time(NULL); - now.tv_usec = 0; - } -#endif - return now; -} - -#elif defined(HAVE_GETTIMEOFDAY) - -struct timeval ares__tvnow(void) -{ - /* - ** gettimeofday() is not granted to be increased monotonically, due to - ** clock drifting and external source time synchronization it can jump - ** forward or backward in time. - */ - struct timeval now; - (void)gettimeofday(&now, NULL); - return now; -} - -#else - -struct timeval ares__tvnow(void) -{ - /* - ** time() returns the value of time in seconds since the Epoch. - */ - struct timeval now; - now.tv_sec = (long)time(NULL); - now.tv_usec = 0; - return now; -} - -#endif - -#if 0 /* Not used */ -/* - * Make sure that the first argument is the more recent time, as otherwise - * we'll get a weird negative time-diff back... - * - * Returns: the time difference in number of milliseconds. - */ -long ares__tvdiff(struct timeval newer, struct timeval older) -{ - return (newer.tv_sec-older.tv_sec)*1000+ - (newer.tv_usec-older.tv_usec)/1000; -} -#endif - diff --git a/3rdParty/CAres/src/ares_build.h b/3rdParty/CAres/src/ares_build.h deleted file mode 100644 index bbbef1b..0000000 --- a/3rdParty/CAres/src/ares_build.h +++ /dev/null @@ -1,253 +0,0 @@ -#ifndef __CARES_BUILD_H -#define __CARES_BUILD_H - -/* $Id: ares_build.h.dist,v 1.9 2009-05-12 01:57:53 yangtse Exp $ */ - -/* Copyright (C) 2009 by Daniel Stenberg et al - * - * Permission to use, copy, modify, and distribute this software and its - * documentation for any purpose and without fee is hereby granted, provided - * that the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. M.I.T. makes no representations about the - * suitability of this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -/* ================================================================ */ -/* NOTES FOR CONFIGURE CAPABLE SYSTEMS */ -/* ================================================================ */ - -/* - * NOTE 1: - * ------- - * - * See file ares_build.h.in, run configure, and forget that this file - * exists it is only used for non-configure systems. - * But you can keep reading if you want ;-) - * - */ - -/* ================================================================ */ -/* NOTES FOR NON-CONFIGURE SYSTEMS */ -/* ================================================================ */ - -/* - * NOTE 1: - * ------- - * - * Nothing in this file is intended to be modified or adjusted by the - * c-ares library user nor by the c-ares library builder. - * - * If you think that something actually needs to be changed, adjusted - * or fixed in this file, then, report it on the c-ares development - * mailing list: http://cool.haxx.se/mailman/listinfo/c-ares/ - * - * Try to keep one section per platform, compiler and architecture, - * otherwise, if an existing section is reused for a different one and - * later on the original is adjusted, probably the piggybacking one can - * be adversely changed. - * - * In order to differentiate between platforms/compilers/architectures - * use only compiler built in predefined preprocessor symbols. - * - * This header file shall only export symbols which are 'cares' or 'CARES' - * prefixed, otherwise public name space would be polluted. - * - * NOTE 2: - * ------- - * - * Right now you might be staring at file ares_build.h.dist or ares_build.h, - * this is due to the following reason: file ares_build.h.dist is renamed - * to ares_build.h when the c-ares source code distribution archive file is - * created. - * - * File ares_build.h.dist is not included in the distribution archive. - * File ares_build.h is not present in the CVS tree. - * - * The distributed ares_build.h file is only intended to be used on systems - * which can not run the also distributed configure script. - * - * On systems capable of running the configure script, the configure process - * will overwrite the distributed ares_build.h file with one that is suitable - * and specific to the library being configured and built, which is generated - * from the ares_build.h.in template file. - * - * If you check out from CVS on a non-configure platform, you must run the - * appropriate buildconf* script to set up ares_build.h and other local files. - * - */ - -/* ================================================================ */ -/* DEFINITION OF THESE SYMBOLS SHALL NOT TAKE PLACE ANYWHERE ELSE */ -/* ================================================================ */ - -#ifdef CARES_SIZEOF_LONG -# error "CARES_SIZEOF_LONG shall not be defined except in ares_build.h" - Error Compilation_aborted_CARES_SIZEOF_LONG_already_defined -#endif - -#ifdef CARES_TYPEOF_ARES_SOCKLEN_T -# error "CARES_TYPEOF_ARES_SOCKLEN_T shall not be defined except in ares_build.h" - Error Compilation_aborted_CARES_TYPEOF_ARES_SOCKLEN_T_already_defined -#endif - -#ifdef CARES_SIZEOF_ARES_SOCKLEN_T -# error "CARES_SIZEOF_ARES_SOCKLEN_T shall not be defined except in ares_build.h" - Error Compilation_aborted_CARES_SIZEOF_ARES_SOCKLEN_T_already_defined -#endif - -/* ================================================================ */ -/* EXTERNAL INTERFACE SETTINGS FOR NON-CONFIGURE SYSTEMS ONLY */ -/* ================================================================ */ - -#if defined(__DJGPP__) || defined(__GO32__) -# define CARES_SIZEOF_LONG 4 -# define CARES_TYPEOF_ARES_SOCKLEN_T int -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 - -#elif defined(__SALFORDC__) -# define CARES_SIZEOF_LONG 4 -# define CARES_TYPEOF_ARES_SOCKLEN_T int -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 - -#elif defined(__BORLANDC__) -# define CARES_SIZEOF_LONG 4 -# define CARES_TYPEOF_ARES_SOCKLEN_T int -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 - -#elif defined(__TURBOC__) -# define CARES_SIZEOF_LONG 4 -# define CARES_TYPEOF_ARES_SOCKLEN_T int -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 - -#elif defined(__WATCOMC__) -# define CARES_SIZEOF_LONG 4 -# define CARES_TYPEOF_ARES_SOCKLEN_T int -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 - -#elif defined(__POCC__) -# define CARES_SIZEOF_LONG 4 -# define CARES_TYPEOF_ARES_SOCKLEN_T int -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 - -#elif defined(__LCC__) -# define CARES_SIZEOF_LONG 4 -# define CARES_TYPEOF_ARES_SOCKLEN_T int -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 - -#elif defined(__SYMBIAN32__) -# define CARES_SIZEOF_LONG 4 -# define CARES_TYPEOF_ARES_SOCKLEN_T unsigned int -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 - -#elif defined(__MWERKS__) -# define CARES_SIZEOF_LONG 4 -# define CARES_TYPEOF_ARES_SOCKLEN_T int -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 - -#elif defined(_WIN32_WCE) -# define CARES_SIZEOF_LONG 4 -# define CARES_TYPEOF_ARES_SOCKLEN_T int -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 - -#elif defined(__MINGW32__) -# define CARES_SIZEOF_LONG 4 -# define CARES_TYPEOF_ARES_SOCKLEN_T int -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 - -#elif defined(__VMS) -# define CARES_SIZEOF_LONG 4 -# define CARES_TYPEOF_ARES_SOCKLEN_T unsigned int -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 - -#elif defined(__OS400__) -# if defined(__ILEC400__) -# define CARES_SIZEOF_LONG 4 -# define CARES_TYPEOF_ARES_SOCKLEN_T socklen_t -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 -# define CARES_PULL_SYS_TYPES_H 1 -# define CARES_PULL_SYS_SOCKET_H 1 -# endif - -#elif defined(__MVS__) -# if defined(__IBMC__) || defined(__IBMCPP__) -# if defined(_ILP32) -# define CARES_SIZEOF_LONG 4 -# elif defined(_LP64) -# define CARES_SIZEOF_LONG 8 -# endif -# define CARES_TYPEOF_ARES_SOCKLEN_T socklen_t -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 -# define CARES_PULL_SYS_TYPES_H 1 -# define CARES_PULL_SYS_SOCKET_H 1 -# endif - -#elif defined(__370__) -# if defined(__IBMC__) || defined(__IBMCPP__) -# if defined(_ILP32) -# define CARES_SIZEOF_LONG 4 -# elif defined(_LP64) -# define CARES_SIZEOF_LONG 8 -# endif -# define CARES_TYPEOF_ARES_SOCKLEN_T socklen_t -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 -# define CARES_PULL_SYS_TYPES_H 1 -# define CARES_PULL_SYS_SOCKET_H 1 -# endif - -#elif defined(TPF) -# define CARES_SIZEOF_LONG 8 -# define CARES_TYPEOF_ARES_SOCKLEN_T int -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 - -/* ===================================== */ -/* KEEP MSVC THE PENULTIMATE ENTRY */ -/* ===================================== */ - -#elif defined(_MSC_VER) -# define CARES_SIZEOF_LONG 4 -# define CARES_TYPEOF_ARES_SOCKLEN_T int -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 - -/* ===================================== */ -/* KEEP GENERIC GCC THE LAST ENTRY */ -/* ===================================== */ - -#elif defined(__GNUC__) -# if defined(__i386__) || defined(__ppc__) -# define CARES_SIZEOF_LONG 4 -# elif defined(__x86_64__) || defined(__ppc64__) -# define CARES_SIZEOF_LONG 8 -# endif -# define CARES_TYPEOF_ARES_SOCKLEN_T socklen_t -# define CARES_SIZEOF_ARES_SOCKLEN_T 4 -# define CARES_PULL_SYS_TYPES_H 1 -# define CARES_PULL_SYS_SOCKET_H 1 - -#else -# error "Unknown non-configure build target!" - Error Compilation_aborted_Unknown_non_configure_build_target -#endif - -/* CARES_PULL_SYS_TYPES_H is defined above when inclusion of header file */ -/* sys/types.h is required here to properly make type definitions below. */ -#ifdef CARES_PULL_SYS_TYPES_H -# include <sys/types.h> -#endif - -/* CARES_PULL_SYS_SOCKET_H is defined above when inclusion of header file */ -/* sys/socket.h is required here to properly make type definitions below. */ -#ifdef CARES_PULL_SYS_SOCKET_H -# include <sys/socket.h> -#endif - -/* Data type definition of ares_socklen_t. */ - -#ifdef CARES_TYPEOF_ARES_SOCKLEN_T - typedef CARES_TYPEOF_ARES_SOCKLEN_T ares_socklen_t; -#endif - -#endif /* __CARES_BUILD_H */ diff --git a/3rdParty/CAres/src/ares_cancel.c b/3rdParty/CAres/src/ares_cancel.c deleted file mode 100644 index 9478085..0000000 --- a/3rdParty/CAres/src/ares_cancel.c +++ /dev/null @@ -1,64 +0,0 @@ -/* $Id: ares_cancel.c,v 1.12 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright (C) 2004 by Daniel Stenberg et al - * - * Permission to use, copy, modify, and distribute this software and its - * documentation for any purpose and without fee is hereby granted, provided - * that the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. M.I.T. makes no representations about the - * suitability of this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" -#include <assert.h> -#include <stdlib.h> -#include "ares.h" -#include "ares_private.h" - -/* - * ares_cancel() cancels all ongoing requests/resolves that might be going on - * on the given channel. It does NOT kill the channel, use ares_destroy() for - * that. - */ -void ares_cancel(ares_channel channel) -{ - struct query *query; - struct list_node* list_head; - struct list_node* list_node; - int i; - - list_head = &(channel->all_queries); - for (list_node = list_head->next; list_node != list_head; ) - { - query = list_node->data; - list_node = list_node->next; /* since we're deleting the query */ - query->callback(query->arg, ARES_ECANCELLED, 0, NULL, 0); - ares__free_query(query); - } -#ifndef NDEBUG - /* Freeing the query should remove it from all the lists in which it sits, - * so all query lists should be empty now. - */ - assert(ares__is_list_empty(&(channel->all_queries))); - for (i = 0; i < ARES_QID_TABLE_SIZE; i++) - { - assert(ares__is_list_empty(&(channel->queries_by_qid[i]))); - } - for (i = 0; i < ARES_TIMEOUT_TABLE_SIZE; i++) - { - assert(ares__is_list_empty(&(channel->queries_by_timeout[i]))); - } -#endif - if (!(channel->flags & ARES_FLAG_STAYOPEN)) - { - if (channel->servers) - { - for (i = 0; i < channel->nservers; i++) - ares__close_sockets(channel, &channel->servers[i]); - } - } -} diff --git a/3rdParty/CAres/src/ares_data.c b/3rdParty/CAres/src/ares_data.c deleted file mode 100644 index 1ad66a6..0000000 --- a/3rdParty/CAres/src/ares_data.c +++ /dev/null @@ -1,143 +0,0 @@ -/* $Id: ares_data.c,v 1.2 2009-11-20 09:06:33 yangtse Exp $ */ - -/* Copyright (C) 2009 by Daniel Stenberg - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - - -#include "ares_setup.h" - -#include <stddef.h> - -#include "ares.h" -#include "ares_data.h" -#include "ares_private.h" - - -/* -** ares_free_data() - c-ares external API function. -** -** This function must be used by the application to free data memory that -** has been internally allocated by some c-ares function and for which a -** pointer has already been returned to the calling application. The list -** of c-ares functions returning pointers that must be free'ed using this -** function is: -** -** ares_parse_srv_reply() -** ares_parse_txt_reply() -*/ - -void ares_free_data(void *dataptr) -{ - struct ares_data *ptr; - - if (!dataptr) - return; - - ptr = (void *)((char *)dataptr - offsetof(struct ares_data, data)); - - if (ptr->mark != ARES_DATATYPE_MARK) - return; - - switch (ptr->type) - { - case ARES_DATATYPE_SRV_REPLY: - - if (ptr->data.srv_reply.next) - ares_free_data(ptr->data.srv_reply.next); - if (ptr->data.srv_reply.host) - free(ptr->data.srv_reply.host); - break; - - case ARES_DATATYPE_TXT_REPLY: - - if (ptr->data.txt_reply.next) - ares_free_data(ptr->data.txt_reply.next); - if (ptr->data.txt_reply.txt) - free(ptr->data.txt_reply.txt); - break; - - default: - return; - } - - free(ptr); -} - - -/* -** ares_malloc_data() - c-ares internal helper function. -** -** This function allocates memory for a c-ares private ares_data struct -** for the specified ares_datatype, initializes c-ares private fields -** and zero initializes those which later might be used from the public -** API. It returns an interior pointer which can be passed by c-ares -** functions to the calling application, and that must be free'ed using -** c-ares external API function ares_free_data(). -*/ - -void *ares_malloc_data(ares_datatype type) -{ - struct ares_data *ptr; - - ptr = malloc(sizeof(struct ares_data)); - if (!ptr) - return NULL; - - switch (type) - { - case ARES_DATATYPE_SRV_REPLY: - ptr->data.srv_reply.next = NULL; - ptr->data.srv_reply.host = NULL; - ptr->data.srv_reply.priority = 0; - ptr->data.srv_reply.weight = 0; - ptr->data.srv_reply.port = 0; - break; - - case ARES_DATATYPE_TXT_REPLY: - ptr->data.txt_reply.next = NULL; - ptr->data.txt_reply.txt = NULL; - ptr->data.txt_reply.length = 0; - break; - - default: - free(ptr); - return NULL; - } - - ptr->mark = ARES_DATATYPE_MARK; - ptr->type = type; - - return &ptr->data; -} - - -/* -** ares_get_datatype() - c-ares internal helper function. -** -** This function returns the ares_datatype of the data stored in a -** private ares_data struct when given the public API pointer. -*/ - -ares_datatype ares_get_datatype(void * dataptr) -{ - struct ares_data *ptr; - - ptr = (void *)((char *)dataptr - offsetof(struct ares_data, data)); - - if (ptr->mark == ARES_DATATYPE_MARK) - return ptr->type; - - return ARES_DATATYPE_UNKNOWN; -} diff --git a/3rdParty/CAres/src/ares_data.h b/3rdParty/CAres/src/ares_data.h deleted file mode 100644 index 18794e3..0000000 --- a/3rdParty/CAres/src/ares_data.h +++ /dev/null @@ -1,62 +0,0 @@ -/* $Id: ares_data.h,v 1.2 2009-11-23 12:03:33 yangtse Exp $ */ - -/* Copyright (C) 2009 by Daniel Stenberg - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -typedef enum { - ARES_DATATYPE_UNKNOWN = 1, /* unknown data type - introduced in 1.7.0 */ - ARES_DATATYPE_SRV_REPLY, /* struct ares_srv_reply - introduced in 1.7.0 */ - ARES_DATATYPE_TXT_REPLY, /* struct ares_txt_reply - introduced in 1.7.0 */ -#if 0 - ARES_DATATYPE_ADDR6TTL, /* struct ares_addrttl */ - ARES_DATATYPE_ADDRTTL, /* struct ares_addr6ttl */ - ARES_DATATYPE_HOSTENT, /* struct hostent */ - ARES_DATATYPE_OPTIONS, /* struct ares_options */ -#endif - ARES_DATATYPE_LAST /* not used - introduced in 1.7.0 */ -} ares_datatype; - -#define ARES_DATATYPE_MARK 0xbead - -/* - * ares_data struct definition is internal to c-ares and shall not - * be exposed by the public API in order to allow future changes - * and extensions to it without breaking ABI. This will be used - * internally by c-ares as the container of multiple types of data - * dynamically allocated for which a reference will be returned - * to the calling application. - * - * c-ares API functions returning a pointer to c-ares internally - * allocated data will actually be returning an interior pointer - * into this ares_data struct. - * - * All this is 'invisible' to the calling application, the only - * requirement is that this kind of data must be free'ed by the - * calling application using ares_free_data() with the pointer - * it has received from a previous c-ares function call. - */ - -struct ares_data { - ares_datatype type; /* Actual data type identifier. */ - unsigned int mark; /* Private ares_data signature. */ - union { - struct ares_txt_reply txt_reply; - struct ares_srv_reply srv_reply; - } data; -}; - -void *ares_malloc_data(ares_datatype type); - -ares_datatype ares_get_datatype(void * dataptr); diff --git a/3rdParty/CAres/src/ares_destroy.c b/3rdParty/CAres/src/ares_destroy.c deleted file mode 100644 index 0044a71..0000000 --- a/3rdParty/CAres/src/ares_destroy.c +++ /dev/null @@ -1,93 +0,0 @@ -/* $Id: ares_destroy.c,v 1.14 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" -#include <assert.h> -#include <stdlib.h> -#include "ares.h" -#include "ares_private.h" - -void ares_destroy_options(struct ares_options *options) -{ - int i; - - free(options->servers); - for (i = 0; i < options->ndomains; i++) - free(options->domains[i]); - free(options->domains); - if(options->sortlist) - free(options->sortlist); - free(options->lookups); -} - -void ares_destroy(ares_channel channel) -{ - int i; - struct query *query; - struct list_node* list_head; - struct list_node* list_node; - - if (!channel) - return; - - list_head = &(channel->all_queries); - for (list_node = list_head->next; list_node != list_head; ) - { - query = list_node->data; - list_node = list_node->next; /* since we're deleting the query */ - query->callback(query->arg, ARES_EDESTRUCTION, 0, NULL, 0); - ares__free_query(query); - } -#ifndef NDEBUG - /* Freeing the query should remove it from all the lists in which it sits, - * so all query lists should be empty now. - */ - assert(ares__is_list_empty(&(channel->all_queries))); - for (i = 0; i < ARES_QID_TABLE_SIZE; i++) - { - assert(ares__is_list_empty(&(channel->queries_by_qid[i]))); - } - for (i = 0; i < ARES_TIMEOUT_TABLE_SIZE; i++) - { - assert(ares__is_list_empty(&(channel->queries_by_timeout[i]))); - } -#endif - - if (channel->servers) { - for (i = 0; i < channel->nservers; i++) - { - struct server_state *server = &channel->servers[i]; - ares__close_sockets(channel, server); - assert(ares__is_list_empty(&(server->queries_to_server))); - } - free(channel->servers); - } - - if (channel->domains) { - for (i = 0; i < channel->ndomains; i++) - free(channel->domains[i]); - free(channel->domains); - } - - if(channel->sortlist) - free(channel->sortlist); - - if (channel->lookups) - free(channel->lookups); - - free(channel); -} diff --git a/3rdParty/CAres/src/ares_dns.h b/3rdParty/CAres/src/ares_dns.h deleted file mode 100644 index c0a9dda..0000000 --- a/3rdParty/CAres/src/ares_dns.h +++ /dev/null @@ -1,91 +0,0 @@ -/* $Id: ares_dns.h,v 1.8 2007-02-16 14:22:08 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#ifndef ARES__DNS_H -#define ARES__DNS_H - -#define DNS__16BIT(p) (((p)[0] << 8) | (p)[1]) -#define DNS__32BIT(p) (((p)[0] << 24) | ((p)[1] << 16) | \ - ((p)[2] << 8) | (p)[3]) - -#define DNS__SET16BIT(p, v) (((p)[0] = (unsigned char)(((v) >> 8) & 0xff)), \ - ((p)[1] = (unsigned char)((v) & 0xff))) -#define DNS__SET32BIT(p, v) (((p)[0] = (unsigned char)(((v) >> 24) & 0xff)), \ - ((p)[1] = (unsigned char)(((v) >> 16) & 0xff)), \ - ((p)[2] = (unsigned char)(((v) >> 8) & 0xff)), \ - ((p)[3] = (unsigned char)((v) & 0xff))) - -#if 0 -/* we cannot use this approach on systems where we can't access 16/32 bit - data on un-aligned addresses */ -#define DNS__16BIT(p) ntohs(*(unsigned short*)(p)) -#define DNS__32BIT(p) ntohl(*(unsigned long*)(p)) -#define DNS__SET16BIT(p, v) *(unsigned short*)(p) = htons(v) -#define DNS__SET32BIT(p, v) *(unsigned long*)(p) = htonl(v) -#endif - -/* Macros for parsing a DNS header */ -#define DNS_HEADER_QID(h) DNS__16BIT(h) -#define DNS_HEADER_QR(h) (((h)[2] >> 7) & 0x1) -#define DNS_HEADER_OPCODE(h) (((h)[2] >> 3) & 0xf) -#define DNS_HEADER_AA(h) (((h)[2] >> 2) & 0x1) -#define DNS_HEADER_TC(h) (((h)[2] >> 1) & 0x1) -#define DNS_HEADER_RD(h) ((h)[2] & 0x1) -#define DNS_HEADER_RA(h) (((h)[3] >> 7) & 0x1) -#define DNS_HEADER_Z(h) (((h)[3] >> 4) & 0x7) -#define DNS_HEADER_RCODE(h) ((h)[3] & 0xf) -#define DNS_HEADER_QDCOUNT(h) DNS__16BIT((h) + 4) -#define DNS_HEADER_ANCOUNT(h) DNS__16BIT((h) + 6) -#define DNS_HEADER_NSCOUNT(h) DNS__16BIT((h) + 8) -#define DNS_HEADER_ARCOUNT(h) DNS__16BIT((h) + 10) - -/* Macros for constructing a DNS header */ -#define DNS_HEADER_SET_QID(h, v) DNS__SET16BIT(h, v) -#define DNS_HEADER_SET_QR(h, v) ((h)[2] |= (unsigned char)(((v) & 0x1) << 7)) -#define DNS_HEADER_SET_OPCODE(h, v) ((h)[2] |= (unsigned char)(((v) & 0xf) << 3)) -#define DNS_HEADER_SET_AA(h, v) ((h)[2] |= (unsigned char)(((v) & 0x1) << 2)) -#define DNS_HEADER_SET_TC(h, v) ((h)[2] |= (unsigned char)(((v) & 0x1) << 1)) -#define DNS_HEADER_SET_RD(h, v) ((h)[2] |= (unsigned char)((v) & 0x1)) -#define DNS_HEADER_SET_RA(h, v) ((h)[3] |= (unsigned char)(((v) & 0x1) << 7)) -#define DNS_HEADER_SET_Z(h, v) ((h)[3] |= (unsigned char)(((v) & 0x7) << 4)) -#define DNS_HEADER_SET_RCODE(h, v) ((h)[3] |= (unsigned char)((v) & 0xf)) -#define DNS_HEADER_SET_QDCOUNT(h, v) DNS__SET16BIT((h) + 4, v) -#define DNS_HEADER_SET_ANCOUNT(h, v) DNS__SET16BIT((h) + 6, v) -#define DNS_HEADER_SET_NSCOUNT(h, v) DNS__SET16BIT((h) + 8, v) -#define DNS_HEADER_SET_ARCOUNT(h, v) DNS__SET16BIT((h) + 10, v) - -/* Macros for parsing the fixed part of a DNS question */ -#define DNS_QUESTION_TYPE(q) DNS__16BIT(q) -#define DNS_QUESTION_CLASS(q) DNS__16BIT((q) + 2) - -/* Macros for constructing the fixed part of a DNS question */ -#define DNS_QUESTION_SET_TYPE(q, v) DNS__SET16BIT(q, v) -#define DNS_QUESTION_SET_CLASS(q, v) DNS__SET16BIT((q) + 2, v) - -/* Macros for parsing the fixed part of a DNS resource record */ -#define DNS_RR_TYPE(r) DNS__16BIT(r) -#define DNS_RR_CLASS(r) DNS__16BIT((r) + 2) -#define DNS_RR_TTL(r) DNS__32BIT((r) + 4) -#define DNS_RR_LEN(r) DNS__16BIT((r) + 8) - -/* Macros for constructing the fixed part of a DNS resource record */ -#define DNS_RR_SET_TYPE(r) DNS__SET16BIT(r, v) -#define DNS_RR_SET_CLASS(r) DNS__SET16BIT((r) + 2, v) -#define DNS_RR_SET_TTL(r) DNS__SET32BIT((r) + 4, v) -#define DNS_RR_SET_LEN(r) DNS__SET16BIT((r) + 8, v) - -#endif /* ARES__DNS_H */ diff --git a/3rdParty/CAres/src/ares_expand_name.c b/3rdParty/CAres/src/ares_expand_name.c deleted file mode 100644 index 75e88e8..0000000 --- a/3rdParty/CAres/src/ares_expand_name.c +++ /dev/null @@ -1,190 +0,0 @@ -/* $Id: ares_expand_name.c,v 1.20 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#include <stdlib.h> -#include "ares.h" -#include "ares_private.h" /* for the memdebug */ - -static int name_length(const unsigned char *encoded, const unsigned char *abuf, - int alen); - -/* Expand an RFC1035-encoded domain name given by encoded. The - * containing message is given by abuf and alen. The result given by - * *s, which is set to a NUL-terminated allocated buffer. *enclen is - * set to the length of the encoded name (not the length of the - * expanded name; the goal is to tell the caller how many bytes to - * move forward to get past the encoded name). - * - * In the simple case, an encoded name is a series of labels, each - * composed of a one-byte length (limited to values between 0 and 63 - * inclusive) followed by the label contents. The name is terminated - * by a zero-length label. - * - * In the more complicated case, a label may be terminated by an - * indirection pointer, specified by two bytes with the high bits of - * the first byte (corresponding to INDIR_MASK) set to 11. With the - * two high bits of the first byte stripped off, the indirection - * pointer gives an offset from the beginning of the containing - * message with more labels to decode. Indirection can happen an - * arbitrary number of times, so we have to detect loops. - * - * Since the expanded name uses '.' as a label separator, we use - * backslashes to escape periods or backslashes in the expanded name. - */ - -int ares_expand_name(const unsigned char *encoded, const unsigned char *abuf, - int alen, char **s, long *enclen) -{ - int len, indir = 0; - char *q; - const unsigned char *p; - - len = name_length(encoded, abuf, alen); - if (len < 0) - return ARES_EBADNAME; - - *s = malloc(((size_t)len) + 1); - if (!*s) - return ARES_ENOMEM; - q = *s; - - if (len == 0) { - /* RFC2181 says this should be ".": the root of the DNS tree. - * Since this function strips trailing dots though, it becomes "" - */ - q[0] = '\0'; - *enclen = 1; /* the caller should move one byte to get past this */ - return ARES_SUCCESS; - } - - /* No error-checking necessary; it was all done by name_length(). */ - p = encoded; - while (*p) - { - if ((*p & INDIR_MASK) == INDIR_MASK) - { - if (!indir) - { - *enclen = p + 2 - encoded; - indir = 1; - } - p = abuf + ((*p & ~INDIR_MASK) << 8 | *(p + 1)); - } - else - { - len = *p; - p++; - while (len--) - { - if (*p == '.' || *p == '\\') - *q++ = '\\'; - *q++ = *p; - p++; - } - *q++ = '.'; - } - } - if (!indir) - *enclen = p + 1 - encoded; - - /* Nuke the trailing period if we wrote one. */ - if (q > *s) - *(q - 1) = 0; - else - *q = 0; /* zero terminate */ - - return ARES_SUCCESS; -} - -/* Return the length of the expansion of an encoded domain name, or - * -1 if the encoding is invalid. - */ -static int name_length(const unsigned char *encoded, const unsigned char *abuf, - int alen) -{ - int n = 0, offset, indir = 0; - - /* Allow the caller to pass us abuf + alen and have us check for it. */ - if (encoded == abuf + alen) - return -1; - - while (*encoded) - { - if ((*encoded & INDIR_MASK) == INDIR_MASK) - { - /* Check the offset and go there. */ - if (encoded + 1 >= abuf + alen) - return -1; - offset = (*encoded & ~INDIR_MASK) << 8 | *(encoded + 1); - if (offset >= alen) - return -1; - encoded = abuf + offset; - - /* If we've seen more indirects than the message length, - * then there's a loop. - */ - if (++indir > alen) - return -1; - } - else - { - offset = *encoded; - if (encoded + offset + 1 >= abuf + alen) - return -1; - encoded++; - while (offset--) - { - n += (*encoded == '.' || *encoded == '\\') ? 2 : 1; - encoded++; - } - n++; - } - } - - /* If there were any labels at all, then the number of dots is one - * less than the number of labels, so subtract one. - */ - return (n) ? n - 1 : n; -} - -/* Like ares_expand_name but returns EBADRESP in case of invalid input. */ -int ares__expand_name_for_response(const unsigned char *encoded, - const unsigned char *abuf, int alen, - char **s, long *enclen) -{ - int status = ares_expand_name(encoded, abuf, alen, s, enclen); - if (status == ARES_EBADNAME) - status = ARES_EBADRESP; - return status; -} diff --git a/3rdParty/CAres/src/ares_expand_string.c b/3rdParty/CAres/src/ares_expand_string.c deleted file mode 100644 index c72bb62..0000000 --- a/3rdParty/CAres/src/ares_expand_string.c +++ /dev/null @@ -1,72 +0,0 @@ -/* $Id: ares_expand_string.c,v 1.10 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif - -#include <string.h> -#include <stdlib.h> -#include "ares.h" -#include "ares_private.h" /* for the memdebug */ - -/* Simply decodes a length-encoded character string. The first byte of the - * input is the length of the string to be returned and the bytes thereafter - * are the characters of the string. The returned result will be NULL - * terminated. - */ -int ares_expand_string(const unsigned char *encoded, - const unsigned char *abuf, - int alen, - unsigned char **s, - long *enclen) -{ - unsigned char *q; - long len; - if (encoded == abuf+alen) - return ARES_EBADSTR; - - len = *encoded; - if (encoded+len+1 > abuf+alen) - return ARES_EBADSTR; - - encoded++; - - *s = malloc(len+1); - if (*s == NULL) - return ARES_ENOMEM; - q = *s; - strncpy((char *)q, (char *)encoded, len); - q[len] = '\0'; - - *s = q; - - *enclen = len+1; - - return ARES_SUCCESS; -} - diff --git a/3rdParty/CAres/src/ares_fds.c b/3rdParty/CAres/src/ares_fds.c deleted file mode 100644 index 6ffe9c7..0000000 --- a/3rdParty/CAres/src/ares_fds.c +++ /dev/null @@ -1,63 +0,0 @@ -/* $Id: ares_fds.c,v 1.12 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_TIME_H -#include <sys/time.h> -#endif - -#include "ares.h" -#include "ares_private.h" - -int ares_fds(ares_channel channel, fd_set *read_fds, fd_set *write_fds) -{ - struct server_state *server; - ares_socket_t nfds; - int i; - - /* Are there any active queries? */ - int active_queries = !ares__is_list_empty(&(channel->all_queries)); - - nfds = 0; - for (i = 0; i < channel->nservers; i++) - { - server = &channel->servers[i]; - /* We only need to register interest in UDP sockets if we have - * outstanding queries. - */ - if (active_queries && server->udp_socket != ARES_SOCKET_BAD) - { - FD_SET(server->udp_socket, read_fds); - if (server->udp_socket >= nfds) - nfds = server->udp_socket + 1; - } - /* We always register for TCP events, because we want to know - * when the other side closes the connection, so we don't waste - * time trying to use a broken connection. - */ - if (server->tcp_socket != ARES_SOCKET_BAD) - { - FD_SET(server->tcp_socket, read_fds); - if (server->qhead) - FD_SET(server->tcp_socket, write_fds); - if (server->tcp_socket >= nfds) - nfds = server->tcp_socket + 1; - } - } - return (int)nfds; -} diff --git a/3rdParty/CAres/src/ares_free_hostent.c b/3rdParty/CAres/src/ares_free_hostent.c deleted file mode 100644 index c0794ee..0000000 --- a/3rdParty/CAres/src/ares_free_hostent.c +++ /dev/null @@ -1,40 +0,0 @@ -/* $Id: ares_free_hostent.c,v 1.12 2009-11-09 12:56:50 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" -#include <stdlib.h> - -#ifdef HAVE_NETDB_H -#include <netdb.h> -#endif - -#include "ares.h" -#include "ares_private.h" /* for memdebug */ - -void ares_free_hostent(struct hostent *host) -{ - char **p; - - free((char *)(host->h_name)); - for (p = host->h_aliases; *p; p++) - free(*p); - free(host->h_aliases); - free(host->h_addr_list[0]); /* no matter if there is one or many entries, - there is only one malloc for all of them */ - free(host->h_addr_list); - free(host); -} diff --git a/3rdParty/CAres/src/ares_free_string.c b/3rdParty/CAres/src/ares_free_string.c deleted file mode 100644 index 38f98f9..0000000 --- a/3rdParty/CAres/src/ares_free_string.c +++ /dev/null @@ -1,26 +0,0 @@ -/* $Id: ares_free_string.c,v 1.7 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 2000 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" -#include <stdlib.h> -#include "ares.h" -#include "ares_private.h" - -void ares_free_string(void *str) -{ - free(str); -} diff --git a/3rdParty/CAres/src/ares_gethostbyaddr.c b/3rdParty/CAres/src/ares_gethostbyaddr.c deleted file mode 100644 index 732a031..0000000 --- a/3rdParty/CAres/src/ares_gethostbyaddr.c +++ /dev/null @@ -1,291 +0,0 @@ -/* $Id: ares_gethostbyaddr.c,v 1.35 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_NETDB_H -# include <netdb.h> -#endif -#ifdef HAVE_ARPA_INET_H -# include <arpa/inet.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#include "ares.h" -#include "inet_net_pton.h" -#include "ares_private.h" - -#ifdef WATT32 -#undef WIN32 -#endif - -struct addr_query { - /* Arguments passed to ares_gethostbyaddr() */ - ares_channel channel; - struct ares_addr addr; - ares_host_callback callback; - void *arg; - - const char *remaining_lookups; - int timeouts; -}; - -static void next_lookup(struct addr_query *aquery); -static void addr_callback(void *arg, int status, int timeouts, - unsigned char *abuf, int alen); -static void end_aquery(struct addr_query *aquery, int status, - struct hostent *host); -static int file_lookup(struct ares_addr *addr, struct hostent **host); -static void ptr_rr_name(char *name, const struct ares_addr *addr); - -void ares_gethostbyaddr(ares_channel channel, const void *addr, int addrlen, - int family, ares_host_callback callback, void *arg) -{ - struct addr_query *aquery; - - if (family != AF_INET && family != AF_INET6) - { - callback(arg, ARES_ENOTIMP, 0, NULL); - return; - } - - if ((family == AF_INET && addrlen != sizeof(struct in_addr)) || - (family == AF_INET6 && addrlen != sizeof(struct in6_addr))) - { - callback(arg, ARES_ENOTIMP, 0, NULL); - return; - } - - aquery = malloc(sizeof(struct addr_query)); - if (!aquery) - { - callback(arg, ARES_ENOMEM, 0, NULL); - return; - } - aquery->channel = channel; - if (family == AF_INET) - memcpy(&aquery->addr.addrV4, addr, sizeof(struct in_addr)); - else - memcpy(&aquery->addr.addrV6, addr, sizeof(struct in6_addr)); - aquery->addr.family = family; - aquery->callback = callback; - aquery->arg = arg; - aquery->remaining_lookups = channel->lookups; - aquery->timeouts = 0; - - next_lookup(aquery); -} - -static void next_lookup(struct addr_query *aquery) -{ - const char *p; - char name[128]; - int status; - struct hostent *host; - - for (p = aquery->remaining_lookups; *p; p++) - { - switch (*p) - { - case 'b': - ptr_rr_name(name, &aquery->addr); - aquery->remaining_lookups = p + 1; - ares_query(aquery->channel, name, C_IN, T_PTR, addr_callback, - aquery); - return; - case 'f': - status = file_lookup(&aquery->addr, &host); - - /* this status check below previously checked for !ARES_ENOTFOUND, - but we should not assume that this single error code is the one - that can occur, as that is in fact no longer the case */ - if (status == ARES_SUCCESS) - { - end_aquery(aquery, status, host); - return; - } - break; - } - } - end_aquery(aquery, ARES_ENOTFOUND, NULL); -} - -static void addr_callback(void *arg, int status, int timeouts, - unsigned char *abuf, int alen) -{ - struct addr_query *aquery = (struct addr_query *) arg; - struct hostent *host; - size_t addrlen; - - aquery->timeouts += timeouts; - if (status == ARES_SUCCESS) - { - if (aquery->addr.family == AF_INET) - { - addrlen = sizeof(struct in_addr); - status = ares_parse_ptr_reply(abuf, alen, &aquery->addr.addrV4, - (int)addrlen, AF_INET, &host); - } - else - { - addrlen = sizeof(struct in6_addr); - status = ares_parse_ptr_reply(abuf, alen, &aquery->addr.addrV6, - (int)addrlen, AF_INET6, &host); - } - end_aquery(aquery, status, host); - } - else if (status == ARES_EDESTRUCTION) - end_aquery(aquery, status, NULL); - else - next_lookup(aquery); -} - -static void end_aquery(struct addr_query *aquery, int status, - struct hostent *host) -{ - aquery->callback(aquery->arg, status, aquery->timeouts, host); - if (host) - ares_free_hostent(host); - free(aquery); -} - -static int file_lookup(struct ares_addr *addr, struct hostent **host) -{ - FILE *fp; - int status; - int error; - -#ifdef WIN32 - char PATH_HOSTS[MAX_PATH]; - if (IS_NT()) { - char tmp[MAX_PATH]; - HKEY hkeyHosts; - - if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, WIN_NS_NT_KEY, 0, KEY_READ, &hkeyHosts) - == ERROR_SUCCESS) - { - DWORD dwLength = MAX_PATH; - RegQueryValueEx(hkeyHosts, DATABASEPATH, NULL, NULL, (LPBYTE)tmp, - &dwLength); - ExpandEnvironmentStrings(tmp, PATH_HOSTS, MAX_PATH); - RegCloseKey(hkeyHosts); - } - } - else - GetWindowsDirectory(PATH_HOSTS, MAX_PATH); - - strcat(PATH_HOSTS, WIN_PATH_HOSTS); - -#elif defined(WATT32) - extern const char *_w32_GetHostsFile (void); - const char *PATH_HOSTS = _w32_GetHostsFile(); - - if (!PATH_HOSTS) - return ARES_ENOTFOUND; -#endif - - fp = fopen(PATH_HOSTS, "r"); - if (!fp) - { - error = ERRNO; - switch(error) - { - case ENOENT: - case ESRCH: - return ARES_ENOTFOUND; - default: - DEBUGF(fprintf(stderr, "fopen() failed with error: %d %s\n", - error, strerror(error))); - DEBUGF(fprintf(stderr, "Error opening file: %s\n", - PATH_HOSTS)); - *host = NULL; - return ARES_EFILE; - } - } - while ((status = ares__get_hostent(fp, addr->family, host)) == ARES_SUCCESS) - { - if (addr->family != (*host)->h_addrtype) - { - ares_free_hostent(*host); - continue; - } - if (addr->family == AF_INET) - { - if (memcmp((*host)->h_addr, &addr->addrV4, sizeof(struct in_addr)) == 0) - break; - } - else if (addr->family == AF_INET6) - { - if (memcmp((*host)->h_addr, &addr->addrV6, sizeof(struct in6_addr)) == 0) - break; - } - ares_free_hostent(*host); - } - fclose(fp); - if (status == ARES_EOF) - status = ARES_ENOTFOUND; - if (status != ARES_SUCCESS) - *host = NULL; - return status; -} - -static void ptr_rr_name(char *name, const struct ares_addr *addr) -{ - if (addr->family == AF_INET) - { - unsigned long laddr = ntohl(addr->addrV4.s_addr); - int a1 = (int)((laddr >> 24) & 0xff); - int a2 = (int)((laddr >> 16) & 0xff); - int a3 = (int)((laddr >> 8) & 0xff); - int a4 = (int)(laddr & 0xff); - sprintf(name, "%d.%d.%d.%d.in-addr.arpa", a4, a3, a2, a1); - } - else - { - unsigned char *bytes = (unsigned char *)&addr->addrV6.s6_addr; - /* There are too many arguments to do this in one line using - * minimally C89-compliant compilers */ - sprintf(name, - "%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.", - bytes[15]&0xf, bytes[15] >> 4, bytes[14]&0xf, bytes[14] >> 4, - bytes[13]&0xf, bytes[13] >> 4, bytes[12]&0xf, bytes[12] >> 4, - bytes[11]&0xf, bytes[11] >> 4, bytes[10]&0xf, bytes[10] >> 4, - bytes[9]&0xf, bytes[9] >> 4, bytes[8]&0xf, bytes[8] >> 4); - sprintf(name+strlen(name), - "%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.ip6.arpa", - bytes[7]&0xf, bytes[7] >> 4, bytes[6]&0xf, bytes[6] >> 4, - bytes[5]&0xf, bytes[5] >> 4, bytes[4]&0xf, bytes[4] >> 4, - bytes[3]&0xf, bytes[3] >> 4, bytes[2]&0xf, bytes[2] >> 4, - bytes[1]&0xf, bytes[1] >> 4, bytes[0]&0xf, bytes[0] >> 4); - } -} diff --git a/3rdParty/CAres/src/ares_gethostbyname.c b/3rdParty/CAres/src/ares_gethostbyname.c deleted file mode 100644 index fc66c6f..0000000 --- a/3rdParty/CAres/src/ares_gethostbyname.c +++ /dev/null @@ -1,511 +0,0 @@ -/* $Id: ares_gethostbyname.c,v 1.50 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_NETDB_H -# include <netdb.h> -#endif -#ifdef HAVE_ARPA_INET_H -# include <arpa/inet.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <ctype.h> -#ifdef HAVE_STRINGS_H -#include <strings.h> -#endif - -#include "ares.h" -#include "inet_net_pton.h" -#include "bitncmp.h" -#include "ares_private.h" - -#ifdef WATT32 -#undef WIN32 -#endif - -struct host_query { - /* Arguments passed to ares_gethostbyname() */ - ares_channel channel; - char *name; - ares_host_callback callback; - void *arg; - int sent_family; /* this family is what was is being used */ - int want_family; /* this family is what is asked for in the API */ - const char *remaining_lookups; - int timeouts; -}; - -static void next_lookup(struct host_query *hquery, int status_code); -static void host_callback(void *arg, int status, int timeouts, - unsigned char *abuf, int alen); -static void end_hquery(struct host_query *hquery, int status, - struct hostent *host); -static int fake_hostent(const char *name, int family, - ares_host_callback callback, void *arg); -static int file_lookup(const char *name, int family, struct hostent **host); -static void sort_addresses(struct hostent *host, - const struct apattern *sortlist, int nsort); -static void sort6_addresses(struct hostent *host, - const struct apattern *sortlist, int nsort); -static int get_address_index(const struct in_addr *addr, - const struct apattern *sortlist, int nsort); -static int get6_address_index(const struct in6_addr *addr, - const struct apattern *sortlist, int nsort); - -void ares_gethostbyname(ares_channel channel, const char *name, int family, - ares_host_callback callback, void *arg) -{ - struct host_query *hquery; - - /* Right now we only know how to look up Internet addresses - and unspec - means try both basically. */ - switch (family) { - case AF_INET: - case AF_INET6: - case AF_UNSPEC: - break; - default: - callback(arg, ARES_ENOTIMP, 0, NULL); - return; - } - - if (fake_hostent(name, family, callback, arg)) - return; - - /* Allocate and fill in the host query structure. */ - hquery = malloc(sizeof(struct host_query)); - if (!hquery) - { - callback(arg, ARES_ENOMEM, 0, NULL); - return; - } - hquery->channel = channel; - hquery->name = strdup(name); - hquery->want_family = family; - hquery->sent_family = -1; /* nothing is sent yet */ - if (!hquery->name) { - free(hquery); - callback(arg, ARES_ENOMEM, 0, NULL); - return; - } - hquery->callback = callback; - hquery->arg = arg; - hquery->remaining_lookups = channel->lookups; - hquery->timeouts = 0; - - /* Start performing lookups according to channel->lookups. */ - next_lookup(hquery, ARES_ECONNREFUSED /* initial error code */); -} - -static void next_lookup(struct host_query *hquery, int status_code) -{ - const char *p; - struct hostent *host; - int status = status_code; - - for (p = hquery->remaining_lookups; *p; p++) - { - switch (*p) - { - case 'b': - /* DNS lookup */ - hquery->remaining_lookups = p + 1; - if ((hquery->want_family == AF_INET6) || - (hquery->want_family == AF_UNSPEC)) { - /* if inet6 or unspec, start out with AAAA */ - hquery->sent_family = AF_INET6; - ares_search(hquery->channel, hquery->name, C_IN, T_AAAA, - host_callback, hquery); - } - else { - hquery->sent_family = AF_INET; - ares_search(hquery->channel, hquery->name, C_IN, T_A, host_callback, - hquery); - } - return; - - case 'f': - /* Host file lookup */ - status = file_lookup(hquery->name, hquery->want_family, &host); - - /* this status check below previously checked for !ARES_ENOTFOUND, - but we should not assume that this single error code is the one - that can occur, as that is in fact no longer the case */ - if (status == ARES_SUCCESS) - { - end_hquery(hquery, status, host); - return; - } - status = status_code; /* Use original status code */ - break; - } - } - end_hquery(hquery, status, NULL); -} - -static void host_callback(void *arg, int status, int timeouts, - unsigned char *abuf, int alen) -{ - struct host_query *hquery = (struct host_query *) arg; - ares_channel channel = hquery->channel; - struct hostent *host = NULL; - - hquery->timeouts += timeouts; - if (status == ARES_SUCCESS) - { - if (hquery->sent_family == AF_INET) - { - status = ares_parse_a_reply(abuf, alen, &host, NULL, NULL); - if (host && channel->nsort) - sort_addresses(host, channel->sortlist, channel->nsort); - } - else if (hquery->sent_family == AF_INET6) - { - status = ares_parse_aaaa_reply(abuf, alen, &host, NULL, NULL); - if (status == ARES_ENODATA || status == ARES_EBADRESP) { - /* The query returned something but either there were no AAAA records (e.g. just CNAME) - or the response was malformed. Try looking up A instead. - We should possibly limit this attempt-next logic to AF_UNSPEC lookups only. */ - hquery->sent_family = AF_INET; - ares_search(hquery->channel, hquery->name, C_IN, T_A, - host_callback, hquery); - return; - } - if (host && channel->nsort) - sort6_addresses(host, channel->sortlist, channel->nsort); - } - end_hquery(hquery, status, host); - } - else if ((status == ARES_ENODATA || status == ARES_EBADRESP || status == ARES_ETIMEOUT) && hquery->sent_family == AF_INET6) - { - /* The AAAA query yielded no useful result. Now look up an A instead. - We should possibly limit this attempt-next logic to AF_UNSPEC lookups only. */ - hquery->sent_family = AF_INET; - ares_search(hquery->channel, hquery->name, C_IN, T_A, host_callback, - hquery); - } - else if (status == ARES_EDESTRUCTION) - end_hquery(hquery, status, NULL); - else - next_lookup(hquery, status); -} - -static void end_hquery(struct host_query *hquery, int status, - struct hostent *host) -{ - hquery->callback(hquery->arg, status, hquery->timeouts, host); - if (host) - ares_free_hostent(host); - free(hquery->name); - free(hquery); -} - -/* If the name looks like an IP address, fake up a host entry, end the - * query immediately, and return true. Otherwise return false. - */ -static int fake_hostent(const char *name, int family, ares_host_callback callback, - void *arg) -{ - struct hostent hostent; - char *aliases[1] = { NULL }; - char *addrs[2]; - int result = 0; - struct in_addr in; - struct in6_addr in6; - - if (family == AF_INET || family == AF_INET6) - { - /* It only looks like an IP address if it's all numbers and dots. */ - int numdots = 0, valid = 1; - const char *p; - for (p = name; *p; p++) - { - if (!ISDIGIT(*p) && *p != '.') { - valid = 0; - break; - } else if (*p == '.') { - numdots++; - } - } - - /* if we don't have 3 dots, it is illegal - * (although inet_addr doesn't think so). - */ - if (numdots != 3 || !valid) - result = 0; - else - result = ((in.s_addr = inet_addr(name)) == INADDR_NONE ? 0 : 1); - - if (result) - family = AF_INET; - } - if (family == AF_INET6) - result = (ares_inet_pton(AF_INET6, name, &in6) < 1 ? 0 : 1); - - if (!result) - return 0; - - if (family == AF_INET) - { - hostent.h_length = (int)sizeof(struct in_addr); - addrs[0] = (char *)∈ - } - else if (family == AF_INET6) - { - hostent.h_length = (int)sizeof(struct in6_addr); - addrs[0] = (char *)&in6; - } - /* Duplicate the name, to avoid a constness violation. */ - hostent.h_name = strdup(name); - if (!hostent.h_name) - { - callback(arg, ARES_ENOMEM, 0, NULL); - return 1; - } - - /* Fill in the rest of the host structure and terminate the query. */ - addrs[1] = NULL; - hostent.h_aliases = aliases; - hostent.h_addrtype = family; - hostent.h_addr_list = addrs; - callback(arg, ARES_SUCCESS, 0, &hostent); - - free((char *)(hostent.h_name)); - return 1; -} - -/* This is an API method */ -int ares_gethostbyname_file(ares_channel channel, const char *name, - int family, struct hostent **host) -{ - int result; - - /* We only take the channel to ensure that ares_init() been called. */ - if(channel == NULL) - { - /* Anything will do, really. This seems fine, and is consistent with - other error cases. */ - *host = NULL; - return ARES_ENOTFOUND; - } - - /* Just chain to the internal implementation we use here; it's exactly - * what we want. - */ - result = file_lookup(name, family, host); - if(result != ARES_SUCCESS) - { - /* We guarantee a NULL hostent on failure. */ - *host = NULL; - } - return result; -} - -static int file_lookup(const char *name, int family, struct hostent **host) -{ - FILE *fp; - char **alias; - int status; - int error; - -#ifdef WIN32 - char PATH_HOSTS[MAX_PATH]; - if (IS_NT()) { - char tmp[MAX_PATH]; - HKEY hkeyHosts; - - if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, WIN_NS_NT_KEY, 0, KEY_READ, &hkeyHosts) - == ERROR_SUCCESS) - { - DWORD dwLength = MAX_PATH; - RegQueryValueEx(hkeyHosts, DATABASEPATH, NULL, NULL, (LPBYTE)tmp, - &dwLength); - ExpandEnvironmentStrings(tmp, PATH_HOSTS, MAX_PATH); - RegCloseKey(hkeyHosts); - } - } - else - GetWindowsDirectory(PATH_HOSTS, MAX_PATH); - - strcat(PATH_HOSTS, WIN_PATH_HOSTS); - -#elif defined(WATT32) - extern const char *_w32_GetHostsFile (void); - const char *PATH_HOSTS = _w32_GetHostsFile(); - - if (!PATH_HOSTS) - return ARES_ENOTFOUND; -#endif - - fp = fopen(PATH_HOSTS, "r"); - if (!fp) - { - error = ERRNO; - switch(error) - { - case ENOENT: - case ESRCH: - return ARES_ENOTFOUND; - default: - DEBUGF(fprintf(stderr, "fopen() failed with error: %d %s\n", - error, strerror(error))); - DEBUGF(fprintf(stderr, "Error opening file: %s\n", - PATH_HOSTS)); - *host = NULL; - return ARES_EFILE; - } - } - while ((status = ares__get_hostent(fp, family, host)) == ARES_SUCCESS) - { - if (strcasecmp((*host)->h_name, name) == 0) - break; - for (alias = (*host)->h_aliases; *alias; alias++) - { - if (strcasecmp(*alias, name) == 0) - break; - } - if (*alias) - break; - ares_free_hostent(*host); - } - fclose(fp); - if (status == ARES_EOF) - status = ARES_ENOTFOUND; - if (status != ARES_SUCCESS) - *host = NULL; - return status; -} - -static void sort_addresses(struct hostent *host, const struct apattern *sortlist, - int nsort) -{ - struct in_addr a1, a2; - int i1, i2, ind1, ind2; - - /* This is a simple insertion sort, not optimized at all. i1 walks - * through the address list, with the loop invariant that everything - * to the left of i1 is sorted. In the loop body, the value at i1 is moved - * back through the list (via i2) until it is in sorted order. - */ - for (i1 = 0; host->h_addr_list[i1]; i1++) - { - memcpy(&a1, host->h_addr_list[i1], sizeof(struct in_addr)); - ind1 = get_address_index(&a1, sortlist, nsort); - for (i2 = i1 - 1; i2 >= 0; i2--) - { - memcpy(&a2, host->h_addr_list[i2], sizeof(struct in_addr)); - ind2 = get_address_index(&a2, sortlist, nsort); - if (ind2 <= ind1) - break; - memcpy(host->h_addr_list[i2 + 1], &a2, sizeof(struct in_addr)); - } - memcpy(host->h_addr_list[i2 + 1], &a1, sizeof(struct in_addr)); - } -} - -/* Find the first entry in sortlist which matches addr. Return nsort - * if none of them match. - */ -static int get_address_index(const struct in_addr *addr, - const struct apattern *sortlist, - int nsort) -{ - int i; - - for (i = 0; i < nsort; i++) - { - if (sortlist[i].family != AF_INET) - continue; - if (sortlist[i].type == PATTERN_MASK) - { - if ((addr->s_addr & sortlist[i].mask.addr4.s_addr) - == sortlist[i].addrV4.s_addr) - break; - } - else - { - if (!ares_bitncmp(&addr->s_addr, &sortlist[i].addrV4.s_addr, - sortlist[i].mask.bits)) - break; - } - } - return i; -} - -static void sort6_addresses(struct hostent *host, const struct apattern *sortlist, - int nsort) -{ - struct in6_addr a1, a2; - int i1, i2, ind1, ind2; - - /* This is a simple insertion sort, not optimized at all. i1 walks - * through the address list, with the loop invariant that everything - * to the left of i1 is sorted. In the loop body, the value at i1 is moved - * back through the list (via i2) until it is in sorted order. - */ - for (i1 = 0; host->h_addr_list[i1]; i1++) - { - memcpy(&a1, host->h_addr_list[i1], sizeof(struct in6_addr)); - ind1 = get6_address_index(&a1, sortlist, nsort); - for (i2 = i1 - 1; i2 >= 0; i2--) - { - memcpy(&a2, host->h_addr_list[i2], sizeof(struct in6_addr)); - ind2 = get6_address_index(&a2, sortlist, nsort); - if (ind2 <= ind1) - break; - memcpy(host->h_addr_list[i2 + 1], &a2, sizeof(struct in6_addr)); - } - memcpy(host->h_addr_list[i2 + 1], &a1, sizeof(struct in6_addr)); - } -} - -/* Find the first entry in sortlist which matches addr. Return nsort - * if none of them match. - */ -static int get6_address_index(const struct in6_addr *addr, - const struct apattern *sortlist, - int nsort) -{ - int i; - - for (i = 0; i < nsort; i++) - { - if (sortlist[i].family != AF_INET6) - continue; - if (!ares_bitncmp(&addr->s6_addr, &sortlist[i].addrV6.s6_addr, sortlist[i].mask.bits)) - break; - } - return i; -} diff --git a/3rdParty/CAres/src/ares_getnameinfo.c b/3rdParty/CAres/src/ares_getnameinfo.c deleted file mode 100644 index c1c0b16..0000000 --- a/3rdParty/CAres/src/ares_getnameinfo.c +++ /dev/null @@ -1,409 +0,0 @@ -/* $Id: ares_getnameinfo.c,v 1.36 2009-11-09 12:56:11 yangtse Exp $ */ - -/* Copyright 2005 by Dominick Meglio - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ -#include "ares_setup.h" - -#ifdef HAVE_GETSERVBYPORT_R -# if !defined(GETSERVBYPORT_R_ARGS) || \ - (GETSERVBYPORT_R_ARGS < 4) || (GETSERVBYPORT_R_ARGS > 6) -# error "you MUST specifiy a valid number of arguments for getservbyport_r" -# endif -#endif - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_NETDB_H -# include <netdb.h> -#endif -#ifdef HAVE_ARPA_INET_H -# include <arpa/inet.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#ifdef HAVE_NET_IF_H -#include <net/if.h> -#endif - -#ifdef HAVE_UNISTD_H -#include <unistd.h> -#endif - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#include "ares.h" -#include "ares_ipv6.h" -#include "inet_ntop.h" -#include "ares_private.h" - -struct nameinfo_query { - ares_nameinfo_callback callback; - void *arg; - union { - struct sockaddr_in addr4; - struct sockaddr_in6 addr6; - } addr; - int family; - int flags; - int timeouts; -}; - -#ifdef HAVE_SOCKADDR_IN6_SIN6_SCOPE_ID -#define IPBUFSIZ 40+IF_NAMESIZE -#else -#define IPBUFSIZ 40 -#endif - -static void nameinfo_callback(void *arg, int status, int timeouts, struct hostent *host); -static char *lookup_service(unsigned short port, int flags, - char *buf, size_t buflen); -#ifdef HAVE_SOCKADDR_IN6_SIN6_SCOPE_ID -static void append_scopeid(struct sockaddr_in6 *addr6, unsigned int scopeid, - char *buf, size_t buflen); -#endif -static char *ares_striendstr(const char *s1, const char *s2); - -void ares_getnameinfo(ares_channel channel, const struct sockaddr *sa, - ares_socklen_t salen, - int flags, ares_nameinfo_callback callback, void *arg) -{ - struct sockaddr_in *addr = NULL; - struct sockaddr_in6 *addr6 = NULL; - struct nameinfo_query *niquery; - unsigned int port = 0; - - /* Verify the buffer size */ - if (salen == sizeof(struct sockaddr_in)) - { - addr = (struct sockaddr_in *)sa; - port = addr->sin_port; - } - else if (salen == sizeof(struct sockaddr_in6)) - { - addr6 = (struct sockaddr_in6 *)sa; - port = addr6->sin6_port; - } - else - { - callback(arg, ARES_ENOTIMP, 0, NULL, NULL); - return; - } - - /* If neither, assume they want a host */ - if (!(flags & ARES_NI_LOOKUPSERVICE) && !(flags & ARES_NI_LOOKUPHOST)) - flags |= ARES_NI_LOOKUPHOST; - - /* All they want is a service, no need for DNS */ - if ((flags & ARES_NI_LOOKUPSERVICE) && !(flags & ARES_NI_LOOKUPHOST)) - { - char buf[33], *service; - - service = lookup_service((unsigned short)(port & 0xffff), - flags, buf, sizeof(buf)); - callback(arg, ARES_SUCCESS, 0, NULL, service); - return; - } - - /* They want a host lookup */ - if ((flags & ARES_NI_LOOKUPHOST)) - { - /* A numeric host can be handled without DNS */ - if ((flags & ARES_NI_NUMERICHOST)) - { - char ipbuf[IPBUFSIZ]; - char srvbuf[33]; - char *service = NULL; - ipbuf[0] = 0; - - /* Specifying not to lookup a host, but then saying a host - * is required has to be illegal. - */ - if (flags & ARES_NI_NAMEREQD) - { - callback(arg, ARES_EBADFLAGS, 0, NULL, NULL); - return; - } - if (salen == sizeof(struct sockaddr_in6)) - { - ares_inet_ntop(AF_INET6, &addr6->sin6_addr, ipbuf, IPBUFSIZ); - /* If the system supports scope IDs, use it */ -#ifdef HAVE_SOCKADDR_IN6_SIN6_SCOPE_ID - append_scopeid(addr6, flags, ipbuf, sizeof(ipbuf)); -#endif - } - else - { - ares_inet_ntop(AF_INET, &addr->sin_addr, ipbuf, IPBUFSIZ); - } - /* They also want a service */ - if (flags & ARES_NI_LOOKUPSERVICE) - service = lookup_service((unsigned short)(port & 0xffff), - flags, srvbuf, sizeof(srvbuf)); - callback(arg, ARES_SUCCESS, 0, ipbuf, service); - return; - } - /* This is where a DNS lookup becomes necessary */ - else - { - niquery = malloc(sizeof(struct nameinfo_query)); - if (!niquery) - { - callback(arg, ARES_ENOMEM, 0, NULL, NULL); - return; - } - niquery->callback = callback; - niquery->arg = arg; - niquery->flags = flags; - niquery->timeouts = 0; - if (sa->sa_family == AF_INET) - { - niquery->family = AF_INET; - memcpy(&niquery->addr.addr4, addr, sizeof(addr)); - ares_gethostbyaddr(channel, &addr->sin_addr, sizeof(struct in_addr), AF_INET, - nameinfo_callback, niquery); - } - else - { - niquery->family = AF_INET6; - memcpy(&niquery->addr.addr6, addr6, sizeof(addr6)); - ares_gethostbyaddr(channel, &addr6->sin6_addr, sizeof(struct in6_addr), AF_INET6, - nameinfo_callback, niquery); - } - } - } -} - -static void nameinfo_callback(void *arg, int status, int timeouts, struct hostent *host) -{ - struct nameinfo_query *niquery = (struct nameinfo_query *) arg; - char srvbuf[33]; - char *service = NULL; - - niquery->timeouts += timeouts; - if (status == ARES_SUCCESS) - { - /* They want a service too */ - if (niquery->flags & ARES_NI_LOOKUPSERVICE) - { - if (niquery->family == AF_INET) - service = lookup_service(niquery->addr.addr4.sin_port, - niquery->flags, srvbuf, sizeof(srvbuf)); - else - service = lookup_service(niquery->addr.addr6.sin6_port, - niquery->flags, srvbuf, sizeof(srvbuf)); - } - /* NOFQDN means we have to strip off the domain name portion. - We do this by determining our own domain name, then searching the string - for this domain name and removing it. - */ -#ifdef HAVE_GETHOSTNAME - if (niquery->flags & ARES_NI_NOFQDN) - { - char buf[255]; - char *domain; - gethostname(buf, 255); - if ((domain = strchr(buf, '.'))) - { - char *end = ares_striendstr(host->h_name, domain); - if (end) - *end = 0; - } - } -#endif - niquery->callback(niquery->arg, ARES_SUCCESS, niquery->timeouts, (char *)(host->h_name), - service); - return; - } - /* We couldn't find the host, but it's OK, we can use the IP */ - else if (status == ARES_ENOTFOUND && !(niquery->flags & ARES_NI_NAMEREQD)) - { - char ipbuf[IPBUFSIZ]; - if (niquery->family == AF_INET) - ares_inet_ntop(AF_INET, &niquery->addr.addr4.sin_addr, ipbuf, IPBUFSIZ); - else - { - ares_inet_ntop(AF_INET6, &niquery->addr.addr6.sin6_addr, ipbuf, IPBUFSIZ); -#ifdef HAVE_SOCKADDR_IN6_SIN6_SCOPE_ID - append_scopeid(&niquery->addr.addr6, niquery->flags, ipbuf, sizeof(ipbuf)); -#endif - } - /* They want a service too */ - if (niquery->flags & ARES_NI_LOOKUPSERVICE) - { - if (niquery->family == AF_INET) - service = lookup_service(niquery->addr.addr4.sin_port, - niquery->flags, srvbuf, sizeof(srvbuf)); - else - service = lookup_service(niquery->addr.addr6.sin6_port, - niquery->flags, srvbuf, sizeof(srvbuf)); - } - niquery->callback(niquery->arg, ARES_SUCCESS, niquery->timeouts, ipbuf, service); - return; - } - niquery->callback(niquery->arg, status, niquery->timeouts, NULL, NULL); - free(niquery); -} - -static char *lookup_service(unsigned short port, int flags, - char *buf, size_t buflen) -{ - const char *proto; - struct servent *sep; -#ifdef HAVE_GETSERVBYPORT_R - struct servent se; -#endif - char tmpbuf[4096]; - - if (port) - { - if (flags & ARES_NI_NUMERICSERV) - sep = NULL; - else - { - if (flags & ARES_NI_UDP) - proto = "udp"; - else if (flags & ARES_NI_SCTP) - proto = "sctp"; - else if (flags & ARES_NI_DCCP) - proto = "dccp"; - else - proto = "tcp"; -#ifdef HAVE_GETSERVBYPORT_R - sep = &se; - memset(tmpbuf, 0, sizeof(tmpbuf)); -#if GETSERVBYPORT_R_ARGS == 6 - if (getservbyport_r(port, proto, &se, (void *)tmpbuf, sizeof(tmpbuf), &sep) != 0) - sep = NULL; -#elif GETSERVBYPORT_R_ARGS == 5 - sep = getservbyport_r(port, proto, &se, (void *)tmpbuf, sizeof(tmpbuf)); -#elif GETSERVBYPORT_R_ARGS == 4 - if (getservbyport_r(port, proto, &se, (void *)tmpbuf) != 0) - sep = NULL; -#else - /* Lets just hope the OS uses TLS! */ - sep = getservbyport(port, proto); -#endif -#else - /* Lets just hope the OS uses TLS! */ -#if (defined(NETWARE) && !defined(__NOVELL_LIBC__)) - sep = getservbyport(port, (char*)proto); -#else - sep = getservbyport(port, proto); -#endif -#endif - } - if (sep && sep->s_name) - /* get service name */ - strcpy(tmpbuf, sep->s_name); - else - /* get port as a string */ - sprintf(tmpbuf, "%u", (unsigned int)ntohs(port)); - if (strlen(tmpbuf) < buflen) - /* return it if buffer big enough */ - strcpy(buf, tmpbuf); - else - /* avoid reusing previous one */ - buf[0] = '\0'; - return buf; - } - buf[0] = '\0'; - return NULL; -} - -#ifdef HAVE_SOCKADDR_IN6_SIN6_SCOPE_ID -static void append_scopeid(struct sockaddr_in6 *addr6, unsigned int flags, - char *buf, size_t buflen) -{ -#ifdef HAVE_IF_INDEXTONAME - int is_ll, is_mcll; -#endif - char fmt_u[] = "%u"; - char fmt_lu[] = "%lu"; - char tmpbuf[IF_NAMESIZE + 2]; - size_t bufl; - char *fmt = (sizeof(addr6->sin6_scope_id) > sizeof(unsigned int))?fmt_lu:fmt_u; - - tmpbuf[0] = '%'; - -#ifdef HAVE_IF_INDEXTONAME - is_ll = IN6_IS_ADDR_LINKLOCAL(&addr6->sin6_addr); - is_mcll = IN6_IS_ADDR_MC_LINKLOCAL(&addr6->sin6_addr); - if ((flags & ARES_NI_NUMERICSCOPE) || - (!is_ll && !is_mcll)) - { - sprintf(&tmpbuf[1], fmt, addr6->sin6_scope_id); - } - else - { - if (if_indextoname(addr6->sin6_scope_id, &tmpbuf[1]) == NULL) - sprintf(&tmpbuf[1], fmt, addr6->sin6_scope_id); - } -#else - sprintf(&tmpbuf[1], fmt, addr6->sin6_scope_id); - (void) flags; -#endif - tmpbuf[IF_NAMESIZE + 1] = '\0'; - bufl = strlen(buf); - - if(bufl + strlen(tmpbuf) < buflen) - /* only append the scopeid string if it fits in the target buffer */ - strcpy(&buf[bufl], tmpbuf); -} -#endif - -/* Determines if s1 ends with the string in s2 (case-insensitive) */ -static char *ares_striendstr(const char *s1, const char *s2) -{ - const char *c1, *c2, *c1_begin; - int lo1, lo2; - size_t s1_len = strlen(s1), s2_len = strlen(s2); - - /* If the substr is longer than the full str, it can't match */ - if (s2_len > s1_len) - return NULL; - - /* Jump to the end of s1 minus the length of s2 */ - c1_begin = s1+s1_len-s2_len; - c1 = (const char *)c1_begin; - c2 = s2; - while (c2 < s2+s2_len) - { - lo1 = tolower(*c1); - lo2 = tolower(*c2); - if (lo1 != lo2) - return NULL; - else - { - c1++; - c2++; - } - } - if (c2 == c1 && c2 == NULL) - return (char *)c1_begin; - return NULL; -} diff --git a/3rdParty/CAres/src/ares_getopt.c b/3rdParty/CAres/src/ares_getopt.c deleted file mode 100644 index 67e1be7..0000000 --- a/3rdParty/CAres/src/ares_getopt.c +++ /dev/null @@ -1,123 +0,0 @@ -/* - * Original file name getopt.c Initial import into the c-ares source tree - * on 2007-04-11. Lifted from version 5.2 of the 'Open Mash' project with - * the modified BSD license, BSD license without the advertising clause. - * - * $Id: ares_getopt.c,v 1.9 2009-11-22 03:41:26 yangtse Exp $ - */ - -/* - * getopt.c -- - * - * Standard UNIX getopt function. Code is from BSD. - * - * Copyright (c) 1987-2001 The Regents of the University of California. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * A. Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * B. Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * C. Neither the names of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from this - * software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS - * IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, - * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -/* #if !defined(lint) - * static char sccsid[] = "@(#)getopt.c 8.2 (Berkeley) 4/2/94"; - * #endif - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include "ares_getopt.h" - -int opterr = 1, /* if error message should be printed */ - optind = 1; /* index into parent argv vector */ -int optopt = 0; /* character checked for validity */ -static int optreset; /* reset getopt */ -char *optarg; /* argument associated with option */ - -#define BADCH (int)'?' -#define BADARG (int)':' -#define EMSG (char *)"" - -/* - * ares_getopt -- - * Parse argc/argv argument vector. - */ -int -ares_getopt(int nargc, char * const nargv[], const char *ostr) -{ - static char *place = EMSG; /* option letter processing */ - char *oli; /* option letter list index */ - - if (optreset || !*place) { /* update scanning pointer */ - optreset = 0; - if (optind >= nargc || *(place = nargv[optind]) != '-') { - place = EMSG; - return (EOF); - } - if (place[1] && *++place == '-') { /* found "--" */ - ++optind; - place = EMSG; - return (EOF); - } - } /* option letter okay? */ - if ((optopt = (int)*place++) == (int)':' || - (oli = strchr(ostr, optopt)) == NULL) { - /* - * if the user didn't specify '-' as an option, - * assume it means EOF. - */ - if (optopt == (int)'-') - return (EOF); - if (!*place) - ++optind; - if (opterr && *ostr != ':') - (void)fprintf(stderr, - "%s: illegal option -- %c\n", __FILE__, optopt); - return (BADCH); - } - if (*++oli != ':') { /* don't need argument */ - optarg = NULL; - if (!*place) - ++optind; - } - else { /* need an argument */ - if (*place) /* no white space */ - optarg = place; - else if (nargc <= ++optind) { /* no arg */ - place = EMSG; - if (*ostr == ':') - return (BADARG); - if (opterr) - (void)fprintf(stderr, - "%s: option requires an argument -- %c\n", - __FILE__, optopt); - return (BADCH); - } - else /* white space */ - optarg = nargv[optind]; - place = EMSG; - ++optind; - } - return (optopt); /* dump back option letter */ -} diff --git a/3rdParty/CAres/src/ares_getopt.h b/3rdParty/CAres/src/ares_getopt.h deleted file mode 100644 index 63acb3b..0000000 --- a/3rdParty/CAres/src/ares_getopt.h +++ /dev/null @@ -1,53 +0,0 @@ -#ifndef ARES_GETOPT_H -#define ARES_GETOPT_H - -/* - * Copyright (c) 1987-2001 The Regents of the University of California. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * A. Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * B. Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * C. Neither the names of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from this - * software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS - * IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, - * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - - -int ares_getopt(int nargc, char * const nargv[], const char *ostr); - -#undef optarg -#undef optind -#undef opterr -#undef optopt -#undef optreset - -#define optarg ares_optarg -#define optind ares_optind -#define opterr ares_opterr -#define optopt ares_optopt -#define optreset ares_optreset - -extern char *optarg; -extern int optind; -extern int opterr; -extern int optopt; - -#endif /* ARES_GETOPT_H */ diff --git a/3rdParty/CAres/src/ares_getsock.c b/3rdParty/CAres/src/ares_getsock.c deleted file mode 100644 index a25b83a..0000000 --- a/3rdParty/CAres/src/ares_getsock.c +++ /dev/null @@ -1,75 +0,0 @@ -/* $Id: ares_getsock.c,v 1.8 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright (C) 2005 - 2007, Daniel Stenberg - * - * Permission to use, copy, modify, and distribute this software and its - * documentation for any purpose and without fee is hereby granted, provided - * that the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. M.I.T. makes no representations about the - * suitability of this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_TIME_H -#include <sys/time.h> -#endif - -#include "ares.h" -#include "ares_private.h" - -int ares_getsock(ares_channel channel, - int *s, - int numsocks) /* size of the 'socks' array */ -{ - struct server_state *server; - int i; - int sockindex=0; - int bitmap = 0; - unsigned int setbits = 0xffffffff; - - ares_socket_t *socks = (ares_socket_t *)s; - - /* Are there any active queries? */ - int active_queries = !ares__is_list_empty(&(channel->all_queries)); - - for (i = 0; - (i < channel->nservers) && (sockindex < ARES_GETSOCK_MAXNUM); - i++) - { - server = &channel->servers[i]; - /* We only need to register interest in UDP sockets if we have - * outstanding queries. - */ - if (active_queries && server->udp_socket != ARES_SOCKET_BAD) - { - if(sockindex >= numsocks) - break; - socks[sockindex] = server->udp_socket; - bitmap |= ARES_GETSOCK_READABLE(setbits, sockindex); - sockindex++; - } - /* We always register for TCP events, because we want to know - * when the other side closes the connection, so we don't waste - * time trying to use a broken connection. - */ - if (server->tcp_socket != ARES_SOCKET_BAD) - { - if(sockindex >= numsocks) - break; - socks[sockindex] = server->tcp_socket; - bitmap |= ARES_GETSOCK_READABLE(setbits, sockindex); - - if (server->qhead && active_queries) - /* then the tcp socket is also writable! */ - bitmap |= ARES_GETSOCK_WRITABLE(setbits, sockindex); - - sockindex++; - } - } - return bitmap; -} diff --git a/3rdParty/CAres/src/ares_init.c b/3rdParty/CAres/src/ares_init.c deleted file mode 100644 index cb541af..0000000 --- a/3rdParty/CAres/src/ares_init.c +++ /dev/null @@ -1,1582 +0,0 @@ -/* $Id: ares_init.c,v 1.103 2009-11-18 10:33:54 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * Copyright (C) 2007-2009 by Daniel Stenberg - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef USE_WINSOCK -#include <iphlpapi.h> -#endif - -#ifdef HAVE_SYS_PARAM_H -#include <sys/param.h> -#endif - -#ifdef HAVE_SYS_TIME_H -#include <sys/time.h> -#endif - -#ifdef HAVE_SYS_SOCKET_H -#include <sys/socket.h> -#endif - -#ifdef HAVE_NETINET_IN_H -#include <netinet/in.h> -#endif - -#ifdef HAVE_NETDB_H -#include <netdb.h> -#endif - -#ifdef HAVE_ARPA_INET_H -#include <arpa/inet.h> -#endif - -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#ifdef HAVE_UNISTD_H -#include <unistd.h> -#endif - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <ctype.h> -#include <time.h> -#include <errno.h> -#include "ares.h" -#include "inet_net_pton.h" -#include "ares_library_init.h" -#include "ares_private.h" - -#ifdef WATT32 -#undef WIN32 /* Redefined in MingW/MSVC headers */ -#endif - -static int init_by_options(ares_channel channel, const struct ares_options *options, - int optmask); -static int init_by_environment(ares_channel channel); -static int init_by_resolv_conf(ares_channel channel); -static int init_by_defaults(ares_channel channel); - -#ifndef WATT32 -static int config_nameserver(struct server_state **servers, int *nservers, - char *str); -#endif -static int set_search(ares_channel channel, const char *str); -static int set_options(ares_channel channel, const char *str); -static const char *try_option(const char *p, const char *q, const char *opt); -static int init_id_key(rc4_key* key,int key_data_len); - -#if !defined(WIN32) && !defined(WATT32) -static int sortlist_alloc(struct apattern **sortlist, int *nsort, struct apattern *pat); -static int ip_addr(const char *s, int len, struct in_addr *addr); -static void natural_mask(struct apattern *pat); -static int config_domain(ares_channel channel, char *str); -static int config_lookup(ares_channel channel, const char *str, - const char *bindch, const char *filech); -static int config_sortlist(struct apattern **sortlist, int *nsort, - const char *str); -static char *try_config(char *s, const char *opt); -#endif - -#define ARES_CONFIG_CHECK(x) (x->lookups && x->nsort > -1 && \ - x->nservers > -1 && \ - x->ndomains > -1 && \ - x->ndots > -1 && x->timeout > -1 && \ - x->tries > -1) - -int ares_init(ares_channel *channelptr) -{ - return ares_init_options(channelptr, NULL, 0); -} - -int ares_init_options(ares_channel *channelptr, struct ares_options *options, - int optmask) -{ - ares_channel channel; - int i; - int status = ARES_SUCCESS; - struct server_state *server; - struct timeval now; - -#ifdef CURLDEBUG - const char *env = getenv("CARES_MEMDEBUG"); - - if (env) - curl_memdebug(env); - env = getenv("CARES_MEMLIMIT"); - if (env) - curl_memlimit(atoi(env)); -#endif - - if (ares_library_initialized() != ARES_SUCCESS) - return ARES_ENOTINITIALIZED; - - channel = malloc(sizeof(struct ares_channeldata)); - if (!channel) { - *channelptr = NULL; - return ARES_ENOMEM; - } - - now = ares__tvnow(); - - /* Set everything to distinguished values so we know they haven't - * been set yet. - */ - channel->flags = -1; - channel->timeout = -1; - channel->tries = -1; - channel->ndots = -1; - channel->rotate = -1; - channel->udp_port = -1; - channel->tcp_port = -1; - channel->socket_send_buffer_size = -1; - channel->socket_receive_buffer_size = -1; - channel->nservers = -1; - channel->ndomains = -1; - channel->nsort = -1; - channel->tcp_connection_generation = 0; - channel->lookups = NULL; - channel->domains = NULL; - channel->sortlist = NULL; - channel->servers = NULL; - channel->sock_state_cb = NULL; - channel->sock_state_cb_data = NULL; - channel->sock_create_cb = NULL; - channel->sock_create_cb_data = NULL; - - channel->last_server = 0; - channel->last_timeout_processed = (time_t)now.tv_sec; - - /* Initialize our lists of queries */ - ares__init_list_head(&(channel->all_queries)); - for (i = 0; i < ARES_QID_TABLE_SIZE; i++) - { - ares__init_list_head(&(channel->queries_by_qid[i])); - } - for (i = 0; i < ARES_TIMEOUT_TABLE_SIZE; i++) - { - ares__init_list_head(&(channel->queries_by_timeout[i])); - } - - /* Initialize configuration by each of the four sources, from highest - * precedence to lowest. - */ - - if (status == ARES_SUCCESS) { - status = init_by_options(channel, options, optmask); - if (status != ARES_SUCCESS) - DEBUGF(fprintf(stderr, "Error: init_by_options failed: %s\n", - ares_strerror(status))); - } - if (status == ARES_SUCCESS) { - status = init_by_environment(channel); - if (status != ARES_SUCCESS) - DEBUGF(fprintf(stderr, "Error: init_by_environment failed: %s\n", - ares_strerror(status))); - } - if (status == ARES_SUCCESS) { - status = init_by_resolv_conf(channel); - if (status != ARES_SUCCESS) - DEBUGF(fprintf(stderr, "Error: init_by_resolv_conf failed: %s\n", - ares_strerror(status))); - } - - /* - * No matter what failed or succeeded, seed defaults to provide - * useful behavior for things that we missed. - */ - status = init_by_defaults(channel); - if (status != ARES_SUCCESS) - DEBUGF(fprintf(stderr, "Error: init_by_defaults failed: %s\n", - ares_strerror(status))); - - /* Generate random key */ - - if (status == ARES_SUCCESS) { - status = init_id_key(&channel->id_key, ARES_ID_KEY_LEN); - if (status == ARES_SUCCESS) - channel->next_id = ares__generate_new_id(&channel->id_key); - else - DEBUGF(fprintf(stderr, "Error: init_id_key failed: %s\n", - ares_strerror(status))); - } - - if (status != ARES_SUCCESS) - { - /* Something failed; clean up memory we may have allocated. */ - if (channel->servers) - free(channel->servers); - if (channel->domains) - { - for (i = 0; i < channel->ndomains; i++) - free(channel->domains[i]); - free(channel->domains); - } - if (channel->sortlist) - free(channel->sortlist); - if(channel->lookups) - free(channel->lookups); - free(channel); - return status; - } - - /* Trim to one server if ARES_FLAG_PRIMARY is set. */ - if ((channel->flags & ARES_FLAG_PRIMARY) && channel->nservers > 1) - channel->nservers = 1; - - /* Initialize server states. */ - for (i = 0; i < channel->nservers; i++) - { - server = &channel->servers[i]; - server->udp_socket = ARES_SOCKET_BAD; - server->tcp_socket = ARES_SOCKET_BAD; - server->tcp_connection_generation = ++channel->tcp_connection_generation; - server->tcp_lenbuf_pos = 0; - server->tcp_buffer = NULL; - server->qhead = NULL; - server->qtail = NULL; - ares__init_list_head(&(server->queries_to_server)); - server->channel = channel; - server->is_broken = 0; - } - - *channelptr = channel; - return ARES_SUCCESS; -} - -/* ares_dup() duplicates a channel handle with all its options and returns a - new channel handle */ -int ares_dup(ares_channel *dest, ares_channel src) -{ - struct ares_options opts; - int rc; - int optmask; - - *dest = NULL; /* in case of failure return NULL explicitly */ - - /* First get the options supported by the old ares_save_options() function, - which is most of them */ - rc = ares_save_options(src, &opts, &optmask); - if(rc) - return rc; - - /* Then create the new channel with those options */ - rc = ares_init_options(dest, &opts, optmask); - - /* destroy the options copy to not leak any memory */ - ares_destroy_options(&opts); - - if(rc) - return rc; - - /* Now clone the options that ares_save_options() doesn't support. */ - (*dest)->sock_create_cb = src->sock_create_cb; - (*dest)->sock_create_cb_data = src->sock_create_cb_data; - - - return ARES_SUCCESS; /* everything went fine */ - -} - -/* Save options from initialized channel */ -int ares_save_options(ares_channel channel, struct ares_options *options, - int *optmask) -{ - int i; - - /* Zero everything out */ - memset(options, 0, sizeof(struct ares_options)); - - if (!ARES_CONFIG_CHECK(channel)) - return ARES_ENODATA; - - /* Traditionally the optmask wasn't saved in the channel struct so it was - recreated here. ROTATE is the first option that has no struct field of - its own in the public config struct */ - (*optmask) = (ARES_OPT_FLAGS|ARES_OPT_TRIES|ARES_OPT_NDOTS| - ARES_OPT_UDP_PORT|ARES_OPT_TCP_PORT|ARES_OPT_SOCK_STATE_CB| - ARES_OPT_SERVERS|ARES_OPT_DOMAINS|ARES_OPT_LOOKUPS| - ARES_OPT_SORTLIST|ARES_OPT_TIMEOUTMS) | - (channel->optmask & ARES_OPT_ROTATE); - - /* Copy easy stuff */ - options->flags = channel->flags; - - /* We return full millisecond resolution but that's only because we don't - set the ARES_OPT_TIMEOUT anymore, only the new ARES_OPT_TIMEOUTMS */ - options->timeout = channel->timeout; - options->tries = channel->tries; - options->ndots = channel->ndots; - options->udp_port = (unsigned short)channel->udp_port; - options->tcp_port = (unsigned short)channel->tcp_port; - options->sock_state_cb = channel->sock_state_cb; - options->sock_state_cb_data = channel->sock_state_cb_data; - - /* Copy servers */ - if (channel->nservers) { - options->servers = - malloc(channel->nservers * sizeof(struct server_state)); - if (!options->servers && channel->nservers != 0) - return ARES_ENOMEM; - for (i = 0; i < channel->nservers; i++) - options->servers[i] = channel->servers[i].addr; - } - options->nservers = channel->nservers; - - /* copy domains */ - if (channel->ndomains) { - options->domains = malloc(channel->ndomains * sizeof(char *)); - if (!options->domains) - return ARES_ENOMEM; - - for (i = 0; i < channel->ndomains; i++) - { - options->ndomains = i; - options->domains[i] = strdup(channel->domains[i]); - if (!options->domains[i]) - return ARES_ENOMEM; - } - } - options->ndomains = channel->ndomains; - - /* copy lookups */ - if (channel->lookups) { - options->lookups = strdup(channel->lookups); - if (!options->lookups && channel->lookups) - return ARES_ENOMEM; - } - - /* copy sortlist */ - if (channel->nsort) { - options->sortlist = malloc(channel->nsort * sizeof(struct apattern)); - if (!options->sortlist) - return ARES_ENOMEM; - for (i = 0; i < channel->nsort; i++) - { - memcpy(&(options->sortlist[i]), &(channel->sortlist[i]), - sizeof(struct apattern)); - } - } - options->nsort = channel->nsort; - - return ARES_SUCCESS; -} - -static int init_by_options(ares_channel channel, - const struct ares_options *options, - int optmask) -{ - int i; - - /* Easy stuff. */ - if ((optmask & ARES_OPT_FLAGS) && channel->flags == -1) - channel->flags = options->flags; - if ((optmask & ARES_OPT_TIMEOUTMS) && channel->timeout == -1) - channel->timeout = options->timeout; - else if ((optmask & ARES_OPT_TIMEOUT) && channel->timeout == -1) - channel->timeout = options->timeout * 1000; - if ((optmask & ARES_OPT_TRIES) && channel->tries == -1) - channel->tries = options->tries; - if ((optmask & ARES_OPT_NDOTS) && channel->ndots == -1) - channel->ndots = options->ndots; - if ((optmask & ARES_OPT_ROTATE) && channel->rotate == -1) - channel->rotate = 1; - if ((optmask & ARES_OPT_UDP_PORT) && channel->udp_port == -1) - channel->udp_port = options->udp_port; - if ((optmask & ARES_OPT_TCP_PORT) && channel->tcp_port == -1) - channel->tcp_port = options->tcp_port; - if ((optmask & ARES_OPT_SOCK_STATE_CB) && channel->sock_state_cb == NULL) - { - channel->sock_state_cb = options->sock_state_cb; - channel->sock_state_cb_data = options->sock_state_cb_data; - } - if ((optmask & ARES_OPT_SOCK_SNDBUF) - && channel->socket_send_buffer_size == -1) - channel->socket_send_buffer_size = options->socket_send_buffer_size; - if ((optmask & ARES_OPT_SOCK_RCVBUF) - && channel->socket_receive_buffer_size == -1) - channel->socket_receive_buffer_size = options->socket_receive_buffer_size; - - /* Copy the servers, if given. */ - if ((optmask & ARES_OPT_SERVERS) && channel->nservers == -1) - { - /* Avoid zero size allocations at any cost */ - if (options->nservers > 0) - { - channel->servers = - malloc(options->nservers * sizeof(struct server_state)); - if (!channel->servers) - return ARES_ENOMEM; - for (i = 0; i < options->nservers; i++) - channel->servers[i].addr = options->servers[i]; - } - channel->nservers = options->nservers; - } - - /* Copy the domains, if given. Keep channel->ndomains consistent so - * we can clean up in case of error. - */ - if ((optmask & ARES_OPT_DOMAINS) && channel->ndomains == -1) - { - /* Avoid zero size allocations at any cost */ - if (options->ndomains > 0) - { - channel->domains = malloc(options->ndomains * sizeof(char *)); - if (!channel->domains) - return ARES_ENOMEM; - for (i = 0; i < options->ndomains; i++) - { - channel->ndomains = i; - channel->domains[i] = strdup(options->domains[i]); - if (!channel->domains[i]) - return ARES_ENOMEM; - } - } - channel->ndomains = options->ndomains; - } - - /* Set lookups, if given. */ - if ((optmask & ARES_OPT_LOOKUPS) && !channel->lookups) - { - channel->lookups = strdup(options->lookups); - if (!channel->lookups) - return ARES_ENOMEM; - } - - /* copy sortlist */ - if ((optmask & ARES_OPT_SORTLIST) && channel->nsort == -1) - { - channel->sortlist = malloc(options->nsort * sizeof(struct apattern)); - if (!channel->sortlist) - return ARES_ENOMEM; - for (i = 0; i < options->nsort; i++) - { - memcpy(&(channel->sortlist[i]), &(options->sortlist[i]), - sizeof(struct apattern)); - } - channel->nsort = options->nsort; - } - - channel->optmask = optmask; - - return ARES_SUCCESS; -} - -static int init_by_environment(ares_channel channel) -{ - const char *localdomain, *res_options; - int status; - - localdomain = getenv("LOCALDOMAIN"); - if (localdomain && channel->ndomains == -1) - { - status = set_search(channel, localdomain); - if (status != ARES_SUCCESS) - return status; - } - - res_options = getenv("RES_OPTIONS"); - if (res_options) - { - status = set_options(channel, res_options); - if (status != ARES_SUCCESS) - return status; - } - - return ARES_SUCCESS; -} - -#ifdef WIN32 -/* - * Warning: returns a dynamically allocated buffer, the user MUST - * use free() if the function returns 1 - */ -static int get_res_nt(HKEY hKey, const char *subkey, char **obuf) -{ - /* Test for the size we need */ - DWORD size = 0; - int result; - - result = RegQueryValueEx(hKey, subkey, 0, NULL, NULL, &size); - if ((result != ERROR_SUCCESS && result != ERROR_MORE_DATA) || !size) - return 0; - *obuf = malloc(size+1); - if (!*obuf) - return 0; - - if (RegQueryValueEx(hKey, subkey, 0, NULL, - (LPBYTE)*obuf, &size) != ERROR_SUCCESS) - { - free(*obuf); - return 0; - } - if (size == 1) - { - free(*obuf); - return 0; - } - return 1; -} - -static int get_res_interfaces_nt(HKEY hKey, const char *subkey, char **obuf) -{ - char enumbuf[39]; /* GUIDs are 38 chars + 1 for NULL */ - DWORD enum_size = 39; - int idx = 0; - HKEY hVal; - - while (RegEnumKeyEx(hKey, idx++, enumbuf, &enum_size, 0, - NULL, NULL, NULL) != ERROR_NO_MORE_ITEMS) - { - int rc; - - enum_size = 39; - if (RegOpenKeyEx(hKey, enumbuf, 0, KEY_QUERY_VALUE, &hVal) != - ERROR_SUCCESS) - continue; - rc = get_res_nt(hVal, subkey, obuf); - RegCloseKey(hVal); - if (rc) - return 1; - } - return 0; -} - -static int get_iphlpapi_dns_info (char *ret_buf, size_t ret_size) -{ - FIXED_INFO *fi, *newfi; - DWORD size = sizeof (*fi); - IP_ADDR_STRING *ipAddr; - int i, count = 0; - int debug = 0; - size_t ip_size = sizeof("255.255.255.255,")-1; - size_t left = ret_size; - char *ret = ret_buf; - HRESULT res; - - fi = malloc(size); - if (!fi) - return 0; - - res = (*ares_fpGetNetworkParams) (fi, &size); - if ((res != ERROR_BUFFER_OVERFLOW) && (res != ERROR_SUCCESS)) - goto quit; - - newfi = realloc(fi, size); - if (!newfi) - goto quit; - - fi = newfi; - res = (*ares_fpGetNetworkParams) (fi, &size); - if (res != ERROR_SUCCESS) - goto quit; - - if (debug) - { - printf ("Host Name: %s\n", fi->HostName); - printf ("Domain Name: %s\n", fi->DomainName); - printf ("DNS Servers:\n" - " %s (primary)\n", fi->DnsServerList.IpAddress.String); - } - if (strlen(fi->DnsServerList.IpAddress.String) > 0 && - inet_addr(fi->DnsServerList.IpAddress.String) != INADDR_NONE && - left > ip_size) - { - ret += sprintf (ret, "%s,", fi->DnsServerList.IpAddress.String); - left -= ret - ret_buf; - count++; - } - - for (i = 0, ipAddr = fi->DnsServerList.Next; ipAddr && left > ip_size; - ipAddr = ipAddr->Next, i++) - { - if (inet_addr(ipAddr->IpAddress.String) != INADDR_NONE) - { - ret += sprintf (ret, "%s,", ipAddr->IpAddress.String); - left -= ret - ret_buf; - count++; - } - if (debug) - printf (" %s (secondary %d)\n", ipAddr->IpAddress.String, i+1); - } - -quit: - if (fi) - free(fi); - - if (debug && left <= ip_size) - printf ("Too many nameservers. Truncating to %d addressess", count); - if (ret > ret_buf) - ret[-1] = '\0'; - return count; -} -#endif - -static int init_by_resolv_conf(ares_channel channel) -{ -#ifndef WATT32 - char *line = NULL; -#endif - int status = -1, nservers = 0, nsort = 0; - struct server_state *servers = NULL; - struct apattern *sortlist = NULL; - -#ifdef WIN32 - - /* - NameServer info via IPHLPAPI (IP helper API): - GetNetworkParams() should be the trusted source for this. - Available in Win-98/2000 and later. If that fail, fall-back to - registry information. - - NameServer Registry: - - On Windows 9X, the DNS server can be found in: -HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\VxD\MSTCP\NameServer - - On Windows NT/2000/XP/2003: -HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\NameServer - or -HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\DhcpNameServer - or -HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\{AdapterID}\ -NameServer - or -HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\{AdapterID}\ -DhcpNameServer - */ - - HKEY mykey; - HKEY subkey; - DWORD data_type; - DWORD bytes; - DWORD result; - char buf[256]; - - if (channel->nservers > -1) /* don't override ARES_OPT_SERVER */ - return ARES_SUCCESS; - - if (get_iphlpapi_dns_info(buf,sizeof(buf)) > 0) - { - status = config_nameserver(&servers, &nservers, buf); - if (status == ARES_SUCCESS) - goto okay; - } - - if (IS_NT()) - { - if (RegOpenKeyEx( - HKEY_LOCAL_MACHINE, WIN_NS_NT_KEY, 0, - KEY_READ, &mykey - ) == ERROR_SUCCESS) - { - RegOpenKeyEx(mykey, "Interfaces", 0, - KEY_QUERY_VALUE|KEY_ENUMERATE_SUB_KEYS, &subkey); - if (get_res_nt(mykey, NAMESERVER, &line)) - { - status = config_nameserver(&servers, &nservers, line); - free(line); - } - else if (get_res_nt(mykey, DHCPNAMESERVER, &line)) - { - status = config_nameserver(&servers, &nservers, line); - free(line); - } - /* Try the interfaces */ - else if (get_res_interfaces_nt(subkey, NAMESERVER, &line)) - { - status = config_nameserver(&servers, &nservers, line); - free(line); - } - else if (get_res_interfaces_nt(subkey, DHCPNAMESERVER, &line)) - { - status = config_nameserver(&servers, &nservers, line); - free(line); - } - RegCloseKey(subkey); - RegCloseKey(mykey); - } - } - else - { - if (RegOpenKeyEx( - HKEY_LOCAL_MACHINE, WIN_NS_9X, 0, - KEY_READ, &mykey - ) == ERROR_SUCCESS) - { - if ((result = RegQueryValueEx( - mykey, NAMESERVER, NULL, &data_type, - NULL, &bytes - ) - ) == ERROR_SUCCESS || - result == ERROR_MORE_DATA) - { - if (bytes) - { - line = malloc(bytes+1); - if (RegQueryValueEx(mykey, NAMESERVER, NULL, &data_type, - (unsigned char *)line, &bytes) == - ERROR_SUCCESS) - { - status = config_nameserver(&servers, &nservers, line); - } - free(line); - } - } - } - RegCloseKey(mykey); - } - - if (status == ARES_SUCCESS) - status = ARES_EOF; - else - /* Catch the case when all the above checks fail (which happens when there - is no network card or the cable is unplugged) */ - status = ARES_EFILE; - -#elif defined(__riscos__) - - /* Under RISC OS, name servers are listed in the - system variable Inet$Resolvers, space separated. */ - - line = getenv("Inet$Resolvers"); - status = ARES_EOF; - if (line) { - char *resolvers = strdup(line), *pos, *space; - - if (!resolvers) - return ARES_ENOMEM; - - pos = resolvers; - do { - space = strchr(pos, ' '); - if (space) - *space = '\0'; - status = config_nameserver(&servers, &nservers, pos); - if (status != ARES_SUCCESS) - break; - pos = space + 1; - } while (space); - - if (status == ARES_SUCCESS) - status = ARES_EOF; - - free(resolvers); - } - -#elif defined(WATT32) - int i; - - sock_init(); - for (i = 0; def_nameservers[i]; i++) - ; - if (i == 0) - return ARES_SUCCESS; /* use localhost DNS server */ - - nservers = i; - servers = calloc(i, sizeof(struct server_state)); - if (!servers) - return ARES_ENOMEM; - - for (i = 0; def_nameservers[i]; i++) - servers[i].addr.s_addr = htonl(def_nameservers[i]); - status = ARES_EOF; - -#else - { - char *p; - FILE *fp; - size_t linesize; - int error; - - /* Don't read resolv.conf and friends if we don't have to */ - if (ARES_CONFIG_CHECK(channel)) - return ARES_SUCCESS; - - fp = fopen(PATH_RESOLV_CONF, "r"); - if (fp) { - while ((status = ares__read_line(fp, &line, &linesize)) == ARES_SUCCESS) - { - if ((p = try_config(line, "domain")) && channel->ndomains == -1) - status = config_domain(channel, p); - else if ((p = try_config(line, "lookup")) && !channel->lookups) - status = config_lookup(channel, p, "bind", "file"); - else if ((p = try_config(line, "search")) && channel->ndomains == -1) - status = set_search(channel, p); - else if ((p = try_config(line, "nameserver")) && channel->nservers == -1) - status = config_nameserver(&servers, &nservers, p); - else if ((p = try_config(line, "sortlist")) && channel->nsort == -1) - status = config_sortlist(&sortlist, &nsort, p); - else if ((p = try_config(line, "options"))) - status = set_options(channel, p); - else - status = ARES_SUCCESS; - if (status != ARES_SUCCESS) - break; - } - fclose(fp); - } - else { - error = ERRNO; - switch(error) { - case ENOENT: - case ESRCH: - status = ARES_EOF; - break; - default: - DEBUGF(fprintf(stderr, "fopen() failed with error: %d %s\n", - error, strerror(error))); - DEBUGF(fprintf(stderr, "Error opening file: %s\n", PATH_RESOLV_CONF)); - status = ARES_EFILE; - } - } - - if ((status == ARES_EOF) && (!channel->lookups)) { - /* Many systems (Solaris, Linux, BSD's) use nsswitch.conf */ - fp = fopen("/etc/nsswitch.conf", "r"); - if (fp) { - while ((status = ares__read_line(fp, &line, &linesize)) == ARES_SUCCESS) - { - if ((p = try_config(line, "hosts:")) && !channel->lookups) - status = config_lookup(channel, p, "dns", "files"); - } - fclose(fp); - } - else { - error = ERRNO; - switch(error) { - case ENOENT: - case ESRCH: - status = ARES_EOF; - break; - default: - DEBUGF(fprintf(stderr, "fopen() failed with error: %d %s\n", - error, strerror(error))); - DEBUGF(fprintf(stderr, "Error opening file: %s\n", "/etc/nsswitch.conf")); - status = ARES_EFILE; - } - } - } - - if ((status == ARES_EOF) && (!channel->lookups)) { - /* Linux / GNU libc 2.x and possibly others have host.conf */ - fp = fopen("/etc/host.conf", "r"); - if (fp) { - while ((status = ares__read_line(fp, &line, &linesize)) == ARES_SUCCESS) - { - if ((p = try_config(line, "order")) && !channel->lookups) - status = config_lookup(channel, p, "bind", "hosts"); - } - fclose(fp); - } - else { - error = ERRNO; - switch(error) { - case ENOENT: - case ESRCH: - status = ARES_EOF; - break; - default: - DEBUGF(fprintf(stderr, "fopen() failed with error: %d %s\n", - error, strerror(error))); - DEBUGF(fprintf(stderr, "Error opening file: %s\n", "/etc/host.conf")); - status = ARES_EFILE; - } - } - } - - if ((status == ARES_EOF) && (!channel->lookups)) { - /* Tru64 uses /etc/svc.conf */ - fp = fopen("/etc/svc.conf", "r"); - if (fp) { - while ((status = ares__read_line(fp, &line, &linesize)) == ARES_SUCCESS) - { - if ((p = try_config(line, "hosts=")) && !channel->lookups) - status = config_lookup(channel, p, "bind", "local"); - } - fclose(fp); - } - else { - error = ERRNO; - switch(error) { - case ENOENT: - case ESRCH: - status = ARES_EOF; - break; - default: - DEBUGF(fprintf(stderr, "fopen() failed with error: %d %s\n", - error, strerror(error))); - DEBUGF(fprintf(stderr, "Error opening file: %s\n", "/etc/svc.conf")); - status = ARES_EFILE; - } - } - } - - if(line) - free(line); - } - -#endif - - /* Handle errors. */ - if (status != ARES_EOF) - { - if (servers != NULL) - free(servers); - if (sortlist != NULL) - free(sortlist); - return status; - } - - /* If we got any name server entries, fill them in. */ -#ifdef WIN32 -okay: -#endif - if (servers) - { - channel->servers = servers; - channel->nservers = nservers; - } - - /* If we got any sortlist entries, fill them in. */ - if (sortlist) - { - channel->sortlist = sortlist; - channel->nsort = nsort; - } - - return ARES_SUCCESS; -} - -static int init_by_defaults(ares_channel channel) -{ - char *hostname = NULL; - int rc = ARES_SUCCESS; -#ifdef HAVE_GETHOSTNAME - char *dot; -#endif - - if (channel->flags == -1) - channel->flags = 0; - if (channel->timeout == -1) - channel->timeout = DEFAULT_TIMEOUT; - if (channel->tries == -1) - channel->tries = DEFAULT_TRIES; - if (channel->ndots == -1) - channel->ndots = 1; - if (channel->rotate == -1) - channel->rotate = 0; - if (channel->udp_port == -1) - channel->udp_port = htons(NAMESERVER_PORT); - if (channel->tcp_port == -1) - channel->tcp_port = htons(NAMESERVER_PORT); - - if (channel->nservers == -1) { - /* If nobody specified servers, try a local named. */ - channel->servers = malloc(sizeof(struct server_state)); - if (!channel->servers) { - rc = ARES_ENOMEM; - goto error; - } - channel->servers[0].addr.s_addr = htonl(INADDR_LOOPBACK); - channel->nservers = 1; - } - -#ifdef ENAMETOOLONG -#define toolong(x) (x == -1) && ((ENAMETOOLONG == errno) || (EINVAL == errno)) -#else -#define toolong(x) (x == -1) && (EINVAL == errno) -#endif - - if (channel->ndomains == -1) { - /* Derive a default domain search list from the kernel hostname, - * or set it to empty if the hostname isn't helpful. - */ - size_t len = 64; - int res; - channel->ndomains = 0; /* default to none */ - -#ifdef HAVE_GETHOSTNAME - hostname = malloc(len); - if(!hostname) { - rc = ARES_ENOMEM; - goto error; - } - - do { - res = gethostname(hostname, len); - - if(toolong(res)) { - char *p; - len *= 2; - p = realloc(hostname, len); - if(!p) { - rc = ARES_ENOMEM; - goto error; - } - hostname = p; - continue; - } - else if(res) { - rc = ARES_EBADNAME; - goto error; - } - - } while(0); - - dot = strchr(hostname, '.'); - if (dot) { - /* a dot was found */ - channel->domains = malloc(sizeof(char *)); - if (!channel->domains) { - rc = ARES_ENOMEM; - goto error; - } - channel->domains[0] = strdup(dot + 1); - if (!channel->domains[0]) { - rc = ARES_ENOMEM; - goto error; - } - channel->ndomains = 1; - } -#endif - } - - if (channel->nsort == -1) { - channel->sortlist = NULL; - channel->nsort = 0; - } - - if (!channel->lookups) { - channel->lookups = strdup("fb"); - if (!channel->lookups) - rc = ARES_ENOMEM; - } - - error: - if(rc) { - if(channel->servers) - free(channel->servers); - - if(channel->domains && channel->domains[0]) - free(channel->domains[0]); - if(channel->domains) - free(channel->domains); - if(channel->lookups) - free(channel->lookups); - } - - if(hostname) - free(hostname); - - return rc; -} - -#if !defined(WIN32) && !defined(WATT32) -static int config_domain(ares_channel channel, char *str) -{ - char *q; - - /* Set a single search domain. */ - q = str; - while (*q && !ISSPACE(*q)) - q++; - *q = '\0'; - return set_search(channel, str); -} - -#if defined(__INTEL_COMPILER) && (__INTEL_COMPILER == 910) && \ - defined(__OPTIMIZE__) && defined(__unix__) && defined(__i386__) - /* workaround icc 9.1 optimizer issue */ -# define vqualifier volatile -#else -# define vqualifier -#endif - -static int config_lookup(ares_channel channel, const char *str, - const char *bindch, const char *filech) -{ - char lookups[3], *l; - const char *vqualifier p; - - /* Set the lookup order. Only the first letter of each work - * is relevant, and it has to be "b" for DNS or "f" for the - * host file. Ignore everything else. - */ - l = lookups; - p = str; - while (*p) - { - if ((*p == *bindch || *p == *filech) && l < lookups + 2) { - if (*p == *bindch) *l++ = 'b'; - else *l++ = 'f'; - } - while (*p && !ISSPACE(*p) && (*p != ',')) - p++; - while (*p && (ISSPACE(*p) || (*p == ','))) - p++; - } - *l = '\0'; - channel->lookups = strdup(lookups); - return (channel->lookups) ? ARES_SUCCESS : ARES_ENOMEM; -} -#endif /* !WIN32 & !WATT32 */ - -#ifndef WATT32 -static int config_nameserver(struct server_state **servers, int *nservers, - char *str) -{ - struct in_addr addr; - struct server_state *newserv; - /* On Windows, there may be more than one nameserver specified in the same - * registry key, so we parse it as a space or comma seperated list. - */ -#ifdef WIN32 - char *p = str; - char *begin = str; - int more = 1; - while (more) - { - more = 0; - while (*p && !ISSPACE(*p) && *p != ',') - p++; - - if (*p) - { - *p = '\0'; - more = 1; - } - - /* Skip multiple spaces or trailing spaces */ - if (!*begin) - { - begin = ++p; - continue; - } - - /* This is the part that actually sets the nameserver */ - addr.s_addr = inet_addr(begin); - if (addr.s_addr == INADDR_NONE) - continue; - newserv = realloc(*servers, (*nservers + 1) * sizeof(struct server_state)); - if (!newserv) - return ARES_ENOMEM; - newserv[*nservers].addr = addr; - *servers = newserv; - (*nservers)++; - - if (!more) - break; - begin = ++p; - } -#else - /* Add a nameserver entry, if this is a valid address. */ - addr.s_addr = inet_addr(str); - if (addr.s_addr == INADDR_NONE) - return ARES_SUCCESS; - newserv = realloc(*servers, (*nservers + 1) * sizeof(struct server_state)); - if (!newserv) - return ARES_ENOMEM; - newserv[*nservers].addr = addr; - *servers = newserv; - (*nservers)++; -#endif - return ARES_SUCCESS; -} - -#ifndef WIN32 -static int config_sortlist(struct apattern **sortlist, int *nsort, - const char *str) -{ - struct apattern pat; - const char *q; - - /* Add sortlist entries. */ - while (*str && *str != ';') - { - int bits; - char ipbuf[16], ipbufpfx[32]; - /* Find just the IP */ - q = str; - while (*q && *q != '/' && *q != ';' && !ISSPACE(*q)) - q++; - memcpy(ipbuf, str, (int)(q-str)); - ipbuf[(int)(q-str)] = '\0'; - /* Find the prefix */ - if (*q == '/') - { - const char *str2 = q+1; - while (*q && *q != ';' && !ISSPACE(*q)) - q++; - memcpy(ipbufpfx, str, (int)(q-str)); - ipbufpfx[(int)(q-str)] = '\0'; - str = str2; - } - else - ipbufpfx[0] = '\0'; - /* Lets see if it is CIDR */ - /* First we'll try IPv6 */ - if ((bits = ares_inet_net_pton(AF_INET6, ipbufpfx[0] ? ipbufpfx : ipbuf, - &pat.addrV6, - sizeof(pat.addrV6))) > 0) - { - pat.type = PATTERN_CIDR; - pat.mask.bits = (unsigned short)bits; - pat.family = AF_INET6; - if (!sortlist_alloc(sortlist, nsort, &pat)) - return ARES_ENOMEM; - } - if (ipbufpfx[0] && - (bits = ares_inet_net_pton(AF_INET, ipbufpfx, &pat.addrV4, - sizeof(pat.addrV4))) > 0) - { - pat.type = PATTERN_CIDR; - pat.mask.bits = (unsigned short)bits; - pat.family = AF_INET; - if (!sortlist_alloc(sortlist, nsort, &pat)) - return ARES_ENOMEM; - } - /* See if it is just a regular IP */ - else if (ip_addr(ipbuf, (int)(q-str), &pat.addrV4) == 0) - { - if (ipbufpfx[0]) - { - memcpy(ipbuf, str, (int)(q-str)); - ipbuf[(int)(q-str)] = '\0'; - if (ip_addr(ipbuf, (int)(q - str), &pat.mask.addr4) != 0) - natural_mask(&pat); - } - else - natural_mask(&pat); - pat.family = AF_INET; - pat.type = PATTERN_MASK; - if (!sortlist_alloc(sortlist, nsort, &pat)) - return ARES_ENOMEM; - } - else - { - while (*q && *q != ';' && !ISSPACE(*q)) - q++; - } - str = q; - while (ISSPACE(*str)) - str++; - } - - return ARES_SUCCESS; -} -#endif /* !WIN32 */ -#endif /* !WATT32 */ - -static int set_search(ares_channel channel, const char *str) -{ - int n; - const char *p, *q; - - if(channel->ndomains != -1) { - /* if we already have some domains present, free them first */ - for(n=0; n < channel->ndomains; n++) - free(channel->domains[n]); - free(channel->domains); - channel->domains = NULL; - channel->ndomains = -1; - } - - /* Count the domains given. */ - n = 0; - p = str; - while (*p) - { - while (*p && !ISSPACE(*p)) - p++; - while (ISSPACE(*p)) - p++; - n++; - } - - if (!n) - { - channel->ndomains = 0; - return ARES_SUCCESS; - } - - channel->domains = malloc(n * sizeof(char *)); - if (!channel->domains) - return ARES_ENOMEM; - - /* Now copy the domains. */ - n = 0; - p = str; - while (*p) - { - channel->ndomains = n; - q = p; - while (*q && !ISSPACE(*q)) - q++; - channel->domains[n] = malloc(q - p + 1); - if (!channel->domains[n]) - return ARES_ENOMEM; - memcpy(channel->domains[n], p, q - p); - channel->domains[n][q - p] = 0; - p = q; - while (ISSPACE(*p)) - p++; - n++; - } - channel->ndomains = n; - - return ARES_SUCCESS; -} - -static int set_options(ares_channel channel, const char *str) -{ - const char *p, *q, *val; - - p = str; - while (*p) - { - q = p; - while (*q && !ISSPACE(*q)) - q++; - val = try_option(p, q, "ndots:"); - if (val && channel->ndots == -1) - channel->ndots = atoi(val); - val = try_option(p, q, "retrans:"); - if (val && channel->timeout == -1) - channel->timeout = atoi(val); - val = try_option(p, q, "retry:"); - if (val && channel->tries == -1) - channel->tries = atoi(val); - val = try_option(p, q, "rotate"); - if (val && channel->rotate == -1) - channel->rotate = 1; - p = q; - while (ISSPACE(*p)) - p++; - } - - return ARES_SUCCESS; -} - -static const char *try_option(const char *p, const char *q, const char *opt) -{ - size_t len = strlen(opt); - return ((size_t)(q - p) >= len && !strncmp(p, opt, len)) ? &p[len] : NULL; -} - -#if !defined(WIN32) && !defined(WATT32) -static char *try_config(char *s, const char *opt) -{ - size_t len; - char *p; - char *q; - - if (!s || !opt) - /* no line or no option */ - return NULL; - - /* trim line comment */ - p = s; - while (*p && (*p != '#')) - p++; - *p = '\0'; - - /* trim trailing whitespace */ - q = p - 1; - while ((q >= s) && ISSPACE(*q)) - q--; - *++q = '\0'; - - /* skip leading whitespace */ - p = s; - while (*p && ISSPACE(*p)) - p++; - - if (!*p) - /* empty line */ - return NULL; - - if ((len = strlen(opt)) == 0) - /* empty option */ - return NULL; - - if (strncmp(p, opt, len) != 0) - /* line and option do not match */ - return NULL; - - /* skip over given option name */ - p += len; - - if (!*p) - /* no option value */ - return NULL; - - if ((opt[len-1] != ':') && (opt[len-1] != '=') && !ISSPACE(*p)) - /* whitespace between option name and value is mandatory - for given option names which do not end with ':' or '=' */ - return NULL; - - /* skip over whitespace */ - while (*p && ISSPACE(*p)) - p++; - - if (!*p) - /* no option value */ - return NULL; - - /* return pointer to option value */ - return p; -} - -static int sortlist_alloc(struct apattern **sortlist, int *nsort, - struct apattern *pat) -{ - struct apattern *newsort; - newsort = realloc(*sortlist, (*nsort + 1) * sizeof(struct apattern)); - if (!newsort) - return 0; - newsort[*nsort] = *pat; - *sortlist = newsort; - (*nsort)++; - return 1; -} - -static int ip_addr(const char *ipbuf, int len, struct in_addr *addr) -{ - - /* Four octets and three periods yields at most 15 characters. */ - if (len > 15) - return -1; - - addr->s_addr = inet_addr(ipbuf); - if (addr->s_addr == INADDR_NONE && strcmp(ipbuf, "255.255.255.255") != 0) - return -1; - return 0; -} - -static void natural_mask(struct apattern *pat) -{ - struct in_addr addr; - - /* Store a host-byte-order copy of pat in a struct in_addr. Icky, - * but portable. - */ - addr.s_addr = ntohl(pat->addrV4.s_addr); - - /* This is out of date in the CIDR world, but some people might - * still rely on it. - */ - if (IN_CLASSA(addr.s_addr)) - pat->mask.addr4.s_addr = htonl(IN_CLASSA_NET); - else if (IN_CLASSB(addr.s_addr)) - pat->mask.addr4.s_addr = htonl(IN_CLASSB_NET); - else - pat->mask.addr4.s_addr = htonl(IN_CLASSC_NET); -} -#endif /* !WIN32 && !WATT32 */ - -/* initialize an rc4 key. If possible a cryptographically secure random key - is generated using a suitable function (for example win32's RtlGenRandom as - described in - http://blogs.msdn.com/michael_howard/archive/2005/01/14/353379.aspx - otherwise the code defaults to cross-platform albeit less secure mechanism - using rand -*/ -static void randomize_key(unsigned char* key,int key_data_len) -{ - int randomized = 0; - int counter=0; -#ifdef WIN32 - BOOLEAN res; - if (ares_fpSystemFunction036) - { - res = (*ares_fpSystemFunction036) (key, key_data_len); - if (res) - randomized = 1; - } -#else /* !WIN32 */ -#ifdef RANDOM_FILE - FILE *f = fopen(RANDOM_FILE, "rb"); - if(f) { - counter = fread(key, 1, key_data_len, f); - fclose(f); - } -#endif -#endif /* WIN32 */ - - if ( !randomized ) { - for (;counter<key_data_len;counter++) - key[counter]=(unsigned char)(rand() % 256); - } -} - -static int init_id_key(rc4_key* key,int key_data_len) -{ - unsigned char index1; - unsigned char index2; - unsigned char* state; - short counter; - unsigned char *key_data_ptr = 0; - - key_data_ptr = calloc(1,key_data_len); - if (!key_data_ptr) - return ARES_ENOMEM; - - state = &key->state[0]; - for(counter = 0; counter < 256; counter++) - /* unnecessary AND but it keeps some compilers happier */ - state[counter] = (unsigned char)(counter & 0xff); - randomize_key(key->state,key_data_len); - key->x = 0; - key->y = 0; - index1 = 0; - index2 = 0; - for(counter = 0; counter < 256; counter++) - { - index2 = (unsigned char)((key_data_ptr[index1] + state[counter] + - index2) % 256); - ARES_SWAP_BYTE(&state[counter], &state[index2]); - - index1 = (unsigned char)((index1 + 1) % key_data_len); - } - free(key_data_ptr); - return ARES_SUCCESS; -} - -unsigned short ares__generate_new_id(rc4_key* key) -{ - unsigned short r=0; - ares__rc4(key, (unsigned char *)&r, sizeof(r)); - return r; -} - -void ares_set_socket_callback(ares_channel channel, - ares_sock_create_callback cb, - void *data) -{ - channel->sock_create_cb = cb; - channel->sock_create_cb_data = data; -} diff --git a/3rdParty/CAres/src/ares_ipv6.h b/3rdParty/CAres/src/ares_ipv6.h deleted file mode 100644 index 18914d1..0000000 --- a/3rdParty/CAres/src/ares_ipv6.h +++ /dev/null @@ -1,84 +0,0 @@ -/* $Id: ares_ipv6.h,v 1.9 2009-05-02 02:36:48 yangtse Exp $ */ - -/* Copyright (C) 2005 by Dominick Meglio - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#ifndef ARES_IPV6_H -#define ARES_IPV6_H - -#ifndef HAVE_PF_INET6 -#define PF_INET6 AF_INET6 -#endif - -#if !defined(HAVE_STRUCT_IN6_ADDR) && !defined(s6_addr) -struct in6_addr { - union { - unsigned char _S6_u8[16]; - } _S6_un; -}; -#define s6_addr _S6_un._S6_u8 -#endif - -#ifndef HAVE_STRUCT_SOCKADDR_IN6 -struct sockaddr_in6 -{ - unsigned short sin6_family; - unsigned short sin6_port; - unsigned long sin6_flowinfo; - struct in6_addr sin6_addr; - unsigned int sin6_scope_id; -}; -#endif - -#ifndef HAVE_STRUCT_ADDRINFO -struct addrinfo -{ - int ai_flags; - int ai_family; - int ai_socktype; - int ai_protocol; - ares_socklen_t ai_addrlen; /* Follow rfc3493 struct addrinfo */ - char *ai_canonname; - struct sockaddr *ai_addr; - struct addrinfo *ai_next; -}; -#endif - -#ifndef NS_IN6ADDRSZ -#if SIZEOF_STRUCT_IN6_ADDR == 0 -/* We cannot have it set to zero, so we pick a fixed value here */ -#define NS_IN6ADDRSZ 16 -#else -#define NS_IN6ADDRSZ SIZEOF_STRUCT_IN6_ADDR -#endif -#endif - -#ifndef NS_INADDRSZ -#define NS_INADDRSZ SIZEOF_STRUCT_IN_ADDR -#endif - -#ifndef NS_INT16SZ -#define NS_INT16SZ 2 -#endif - -#ifndef IF_NAMESIZE -#ifdef IFNAMSIZ -#define IF_NAMESIZE IFNAMSIZ -#else -#define IF_NAMESIZE 256 -#endif -#endif - -#endif /* ARES_IPV6_H */ diff --git a/3rdParty/CAres/src/ares_library_init.c b/3rdParty/CAres/src/ares_library_init.c deleted file mode 100644 index 049cfa4..0000000 --- a/3rdParty/CAres/src/ares_library_init.c +++ /dev/null @@ -1,133 +0,0 @@ -/* $Id: ares_library_init.c,v 1.11 2009-11-11 08:56:47 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * Copyright (C) 2004-2009 by Daniel Stenberg - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#include "ares.h" -#include "ares_library_init.h" -#include "ares_private.h" - -/* library-private global and unique instance vars */ - -#ifdef USE_WINSOCK -fpGetNetworkParams_t ares_fpGetNetworkParams = ZERO_NULL; -fpSystemFunction036_t ares_fpSystemFunction036 = ZERO_NULL; -#endif - -/* library-private global vars with source visibility restricted to this file */ - -static unsigned int ares_initialized; -static int ares_init_flags; - -#ifdef USE_WINSOCK -static HMODULE hnd_iphlpapi; -static HMODULE hnd_advapi32; -#endif - - -static int ares_win32_init(void) -{ -#ifdef USE_WINSOCK - - hnd_iphlpapi = 0; - hnd_iphlpapi = LoadLibrary("iphlpapi.dll"); - if (!hnd_iphlpapi) - return ARES_ELOADIPHLPAPI; - - ares_fpGetNetworkParams = (fpGetNetworkParams_t) - GetProcAddress(hnd_iphlpapi, "GetNetworkParams"); - if (!ares_fpGetNetworkParams) - { - FreeLibrary(hnd_iphlpapi); - return ARES_EADDRGETNETWORKPARAMS; - } - - /* - * When advapi32.dll is unavailable or advapi32.dll has no SystemFunction036, - * also known as RtlGenRandom, which is the case for Windows versions prior - * to WinXP then c-ares uses portable rand() function. Then don't error here. - */ - - hnd_advapi32 = 0; - hnd_advapi32 = LoadLibrary("advapi32.dll"); - if (hnd_advapi32) - { - ares_fpSystemFunction036 = (fpSystemFunction036_t) - GetProcAddress(hnd_advapi32, "SystemFunction036"); - } - -#endif - return ARES_SUCCESS; -} - - -static void ares_win32_cleanup(void) -{ -#ifdef USE_WINSOCK - if (hnd_advapi32) - FreeLibrary(hnd_advapi32); - if (hnd_iphlpapi) - FreeLibrary(hnd_iphlpapi); -#endif -} - - -int ares_library_init(int flags) -{ - int res; - - if (ares_initialized) - return ARES_SUCCESS; - ares_initialized++; - - if (flags & ARES_LIB_INIT_WIN32) - { - res = ares_win32_init(); - if (res != ARES_SUCCESS) - return res; - } - - ares_init_flags = flags; - - return ARES_SUCCESS; -} - - -void ares_library_cleanup(void) -{ - if (!ares_initialized) - return; - ares_initialized--; - - if (ares_init_flags & ARES_LIB_INIT_WIN32) - ares_win32_cleanup(); - - ares_init_flags = ARES_LIB_INIT_NONE; -} - - -int ares_library_initialized(void) -{ -#ifdef USE_WINSOCK - if (!ares_initialized) - return ARES_ENOTINITIALIZED; -#endif - return ARES_SUCCESS; -} - - diff --git a/3rdParty/CAres/src/ares_library_init.h b/3rdParty/CAres/src/ares_library_init.h deleted file mode 100644 index a81d855..0000000 --- a/3rdParty/CAres/src/ares_library_init.h +++ /dev/null @@ -1,40 +0,0 @@ -#ifndef HEADER_CARES_LIBRARY_INIT_H -#define HEADER_CARES_LIBRARY_INIT_H - -/* $Id: ares_library_init.h,v 1.5 2009-11-11 08:56:47 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * Copyright (C) 2004-2009 by Daniel Stenberg - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef USE_WINSOCK - -#include <iphlpapi.h> - -typedef DWORD (WINAPI *fpGetNetworkParams_t) (FIXED_INFO*, DWORD*); -typedef BOOLEAN (APIENTRY *fpSystemFunction036_t) (void*, ULONG); - -/* Forward-declaration of variables defined in ares_library_init.c */ -/* that are global and unique instances for whole c-ares library. */ - -extern fpGetNetworkParams_t ares_fpGetNetworkParams; -extern fpSystemFunction036_t ares_fpSystemFunction036; - -#endif /* USE_WINSOCK */ - -#endif /* HEADER_CARES_LIBRARY_INIT_H */ - diff --git a/3rdParty/CAres/src/ares_llist.c b/3rdParty/CAres/src/ares_llist.c deleted file mode 100644 index c820ed1..0000000 --- a/3rdParty/CAres/src/ares_llist.c +++ /dev/null @@ -1,87 +0,0 @@ -/* $Id: ares_llist.c,v 1.2 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#include "ares.h" -#include "ares_private.h" - -/* Routines for managing doubly-linked circular linked lists with a - * dummy head. - */ - -/* Initialize a new head node */ -void ares__init_list_head(struct list_node* head) { - head->prev = head; - head->next = head; - head->data = NULL; -} - -/* Initialize a list node */ -void ares__init_list_node(struct list_node* node, void* d) { - node->prev = NULL; - node->next = NULL; - node->data = d; -} - -/* Returns true iff the given list is empty */ -int ares__is_list_empty(struct list_node* head) { - return ((head->next == head) && (head->prev == head)); -} - -/* Inserts new_node before old_node */ -void ares__insert_in_list(struct list_node* new_node, - struct list_node* old_node) { - new_node->next = old_node; - new_node->prev = old_node->prev; - old_node->prev->next = new_node; - old_node->prev = new_node; -} - -/* Removes the node from the list it's in, if any */ -void ares__remove_from_list(struct list_node* node) { - if (node->next != NULL) { - node->prev->next = node->next; - node->next->prev = node->prev; - node->prev = NULL; - node->next = NULL; - } -} - -/* Swap the contents of two lists */ -void ares__swap_lists(struct list_node* head_a, - struct list_node* head_b) { - int is_a_empty = ares__is_list_empty(head_a); - int is_b_empty = ares__is_list_empty(head_b); - struct list_node old_a = *head_a; - struct list_node old_b = *head_b; - - if (is_a_empty) { - ares__init_list_head(head_b); - } else { - *head_b = old_a; - old_a.next->prev = head_b; - old_a.prev->next = head_b; - } - if (is_b_empty) { - ares__init_list_head(head_a); - } else { - *head_a = old_b; - old_b.next->prev = head_a; - old_b.prev->next = head_a; - } -} diff --git a/3rdParty/CAres/src/ares_llist.h b/3rdParty/CAres/src/ares_llist.h deleted file mode 100644 index 4875b3f..0000000 --- a/3rdParty/CAres/src/ares_llist.h +++ /dev/null @@ -1,43 +0,0 @@ -#ifndef __ARES_LLIST_H -#define __ARES_LLIST_H - -/* $Id: ares_llist.h,v 1.1 2007-10-02 02:18:01 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - - -/* Node definition for circular, doubly-linked list */ -struct list_node { - struct list_node *prev; - struct list_node *next; - void* data; -}; - -void ares__init_list_head(struct list_node* head); - -void ares__init_list_node(struct list_node* node, void* d); - -int ares__is_list_empty(struct list_node* head); - -void ares__insert_in_list(struct list_node* new_node, - struct list_node* old_node); - -void ares__remove_from_list(struct list_node* node); - -void ares__swap_lists(struct list_node* head_a, - struct list_node* head_b); - -#endif /* __ARES_LLIST_H */ diff --git a/3rdParty/CAres/src/ares_mkquery.c b/3rdParty/CAres/src/ares_mkquery.c deleted file mode 100644 index 04d2b6d..0000000 --- a/3rdParty/CAres/src/ares_mkquery.c +++ /dev/null @@ -1,196 +0,0 @@ -/* $Id: ares_mkquery.c,v 1.17 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#include <stdlib.h> -#include <string.h> -#include "ares.h" -#include "ares_dns.h" -#include "ares_private.h" - -/* Header format, from RFC 1035: - * 1 1 1 1 1 1 - * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 - * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ - * | ID | - * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ - * |QR| Opcode |AA|TC|RD|RA| Z | RCODE | - * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ - * | QDCOUNT | - * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ - * | ANCOUNT | - * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ - * | NSCOUNT | - * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ - * | ARCOUNT | - * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ - * - * AA, TC, RA, and RCODE are only set in responses. Brief description - * of the remaining fields: - * ID Identifier to match responses with queries - * QR Query (0) or response (1) - * Opcode For our purposes, always QUERY - * RD Recursion desired - * Z Reserved (zero) - * QDCOUNT Number of queries - * ANCOUNT Number of answers - * NSCOUNT Number of name server records - * ARCOUNT Number of additional records - * - * Question format, from RFC 1035: - * 1 1 1 1 1 1 - * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 - * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ - * | | - * / QNAME / - * / / - * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ - * | QTYPE | - * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ - * | QCLASS | - * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ - * - * The query name is encoded as a series of labels, each represented - * as a one-byte length (maximum 63) followed by the text of the - * label. The list is terminated by a label of length zero (which can - * be thought of as the root domain). - */ - -int ares_mkquery(const char *name, int dnsclass, int type, unsigned short id, - int rd, unsigned char **buf, int *buflen) -{ - int len; - unsigned char *q; - const char *p; - - /* Set our results early, in case we bail out early with an error. */ - *buflen = 0; - *buf = NULL; - - /* Compute the length of the encoded name so we can check buflen. - * Start counting at 1 for the zero-length label at the end. */ - len = 1; - for (p = name; *p; p++) - { - if (*p == '\\' && *(p + 1) != 0) - p++; - len++; - } - /* If there are n periods in the name, there are n + 1 labels, and - * thus n + 1 length fields, unless the name is empty or ends with a - * period. So add 1 unless name is empty or ends with a period. - */ - if (*name && *(p - 1) != '.') - len++; - - /* Immediately reject names that are longer than the maximum of 255 - * bytes that's specified in RFC 1035 ("To simplify implementations, - * the total length of a domain name (i.e., label octets and label - * length octets) is restricted to 255 octets or less."). We aren't - * doing this just to be a stickler about RFCs. For names that are - * too long, 'dnscache' closes its TCP connection to us immediately - * (when using TCP) and ignores the request when using UDP, and - * BIND's named returns ServFail (TCP or UDP). Sending a request - * that we know will cause 'dnscache' to close the TCP connection is - * painful, since that makes any other outstanding requests on that - * connection fail. And sending a UDP request that we know - * 'dnscache' will ignore is bad because resources will be tied up - * until we time-out the request. - */ - if (len > MAXCDNAME) - return ARES_EBADNAME; - - *buflen = len + HFIXEDSZ + QFIXEDSZ; - *buf = malloc(*buflen); - if (!*buf) - return ARES_ENOMEM; - - /* Set up the header. */ - q = *buf; - memset(q, 0, HFIXEDSZ); - DNS_HEADER_SET_QID(q, id); - DNS_HEADER_SET_OPCODE(q, QUERY); - if (rd) { - DNS_HEADER_SET_RD(q, 1); - } - else { - DNS_HEADER_SET_RD(q, 0); - } - DNS_HEADER_SET_QDCOUNT(q, 1); - - /* A name of "." is a screw case for the loop below, so adjust it. */ - if (strcmp(name, ".") == 0) - name++; - - /* Start writing out the name after the header. */ - q += HFIXEDSZ; - while (*name) - { - if (*name == '.') - return ARES_EBADNAME; - - /* Count the number of bytes in this label. */ - len = 0; - for (p = name; *p && *p != '.'; p++) - { - if (*p == '\\' && *(p + 1) != 0) - p++; - len++; - } - if (len > MAXLABEL) - return ARES_EBADNAME; - - /* Encode the length and copy the data. */ - *q++ = (unsigned char)len; - for (p = name; *p && *p != '.'; p++) - { - if (*p == '\\' && *(p + 1) != 0) - p++; - *q++ = *p; - } - - /* Go to the next label and repeat, unless we hit the end. */ - if (!*p) - break; - name = p + 1; - } - - /* Add the zero-length label at the end. */ - *q++ = 0; - - /* Finish off the question with the type and class. */ - DNS_QUESTION_SET_TYPE(q, type); - DNS_QUESTION_SET_CLASS(q, dnsclass); - - return ARES_SUCCESS; -} diff --git a/3rdParty/CAres/src/ares_parse_a_reply.c b/3rdParty/CAres/src/ares_parse_a_reply.c deleted file mode 100644 index 801c193..0000000 --- a/3rdParty/CAres/src/ares_parse_a_reply.c +++ /dev/null @@ -1,257 +0,0 @@ -/* $Id: ares_parse_a_reply.c,v 1.20 2009-11-23 01:24:17 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_NETDB_H -# include <netdb.h> -#endif -#ifdef HAVE_ARPA_INET_H -# include <arpa/inet.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#ifdef HAVE_STRINGS_H -# include <strings.h> -#endif - -#include <stdlib.h> -#include <string.h> -#ifdef HAVE_LIMITS_H -# include <limits.h> -#endif - -#include "ares.h" -#include "ares_dns.h" -#include "ares_private.h" - -int ares_parse_a_reply(const unsigned char *abuf, int alen, - struct hostent **host, - struct ares_addrttl *addrttls, int *naddrttls) -{ - unsigned int qdcount, ancount; - int status, i, rr_type, rr_class, rr_len, rr_ttl, naddrs; - int cname_ttl = INT_MAX; /* the TTL imposed by the CNAME chain */ - int naliases; - long len; - const unsigned char *aptr; - char *hostname, *rr_name, *rr_data, **aliases; - struct in_addr *addrs; - struct hostent *hostent; - const int max_addr_ttls = (addrttls && naddrttls) ? *naddrttls : 0; - - /* Set *host to NULL for all failure cases. */ - if (host) - *host = NULL; - /* Same with *naddrttls. */ - if (naddrttls) - *naddrttls = 0; - - /* Give up if abuf doesn't have room for a header. */ - if (alen < HFIXEDSZ) - return ARES_EBADRESP; - - /* Fetch the question and answer count from the header. */ - qdcount = DNS_HEADER_QDCOUNT(abuf); - ancount = DNS_HEADER_ANCOUNT(abuf); - if (qdcount != 1) - return ARES_EBADRESP; - - /* Expand the name from the question, and skip past the question. */ - aptr = abuf + HFIXEDSZ; - status = ares__expand_name_for_response(aptr, abuf, alen, &hostname, &len); - if (status != ARES_SUCCESS) - return status; - if (aptr + len + QFIXEDSZ > abuf + alen) - { - free(hostname); - return ARES_EBADRESP; - } - aptr += len + QFIXEDSZ; - - if (host) - { - /* Allocate addresses and aliases; ancount gives an upper bound for - both. */ - addrs = malloc(ancount * sizeof(struct in_addr)); - if (!addrs) - { - free(hostname); - return ARES_ENOMEM; - } - aliases = malloc((ancount + 1) * sizeof(char *)); - if (!aliases) - { - free(hostname); - free(addrs); - return ARES_ENOMEM; - } - } - else - { - addrs = NULL; - aliases = NULL; - } - - naddrs = 0; - naliases = 0; - - /* Examine each answer resource record (RR) in turn. */ - for (i = 0; i < (int)ancount; i++) - { - /* Decode the RR up to the data field. */ - status = ares__expand_name_for_response(aptr, abuf, alen, &rr_name, &len); - if (status != ARES_SUCCESS) - break; - aptr += len; - if (aptr + RRFIXEDSZ > abuf + alen) - { - status = ARES_EBADRESP; - break; - } - rr_type = DNS_RR_TYPE(aptr); - rr_class = DNS_RR_CLASS(aptr); - rr_len = DNS_RR_LEN(aptr); - rr_ttl = DNS_RR_TTL(aptr); - aptr += RRFIXEDSZ; - - if (rr_class == C_IN && rr_type == T_A - && rr_len == sizeof(struct in_addr) - && strcasecmp(rr_name, hostname) == 0) - { - if (addrs) - { - if (aptr + sizeof(struct in_addr) > abuf + alen) - { - status = ARES_EBADRESP; - break; - } - memcpy(&addrs[naddrs], aptr, sizeof(struct in_addr)); - } - if (naddrs < max_addr_ttls) - { - struct ares_addrttl * const at = &addrttls[naddrs]; - if (aptr + sizeof(struct in_addr) > abuf + alen) - { - status = ARES_EBADRESP; - break; - } - memcpy(&at->ipaddr, aptr, sizeof(struct in_addr)); - at->ttl = rr_ttl; - } - naddrs++; - status = ARES_SUCCESS; - } - - if (rr_class == C_IN && rr_type == T_CNAME) - { - /* Record the RR name as an alias. */ - if (aliases) - aliases[naliases] = rr_name; - else - free(rr_name); - naliases++; - - /* Decode the RR data and replace the hostname with it. */ - status = ares__expand_name_for_response(aptr, abuf, alen, &rr_data, - &len); - if (status != ARES_SUCCESS) - break; - free(hostname); - hostname = rr_data; - - /* Take the min of the TTLs we see in the CNAME chain. */ - if (cname_ttl > rr_ttl) - cname_ttl = rr_ttl; - } - else - free(rr_name); - - aptr += rr_len; - if (aptr > abuf + alen) - { - status = ARES_EBADRESP; - break; - } - } - - if (status == ARES_SUCCESS && naddrs == 0) - status = ARES_ENODATA; - if (status == ARES_SUCCESS) - { - /* We got our answer. */ - if (naddrttls) - { - const int n = naddrs < max_addr_ttls ? naddrs : max_addr_ttls; - for (i = 0; i < n; i++) - { - /* Ensure that each A TTL is no larger than the CNAME TTL. */ - if (addrttls[i].ttl > cname_ttl) - addrttls[i].ttl = cname_ttl; - } - *naddrttls = n; - } - if (aliases) - aliases[naliases] = NULL; - if (host) - { - /* Allocate memory to build the host entry. */ - hostent = malloc(sizeof(struct hostent)); - if (hostent) - { - hostent->h_addr_list = malloc((naddrs + 1) * sizeof(char *)); - if (hostent->h_addr_list) - { - /* Fill in the hostent and return successfully. */ - hostent->h_name = hostname; - hostent->h_aliases = aliases; - hostent->h_addrtype = AF_INET; - hostent->h_length = sizeof(struct in_addr); - for (i = 0; i < naddrs; i++) - hostent->h_addr_list[i] = (char *) &addrs[i]; - hostent->h_addr_list[naddrs] = NULL; - *host = hostent; - return ARES_SUCCESS; - } - free(hostent); - } - status = ARES_ENOMEM; - } - } - if (aliases) - { - for (i = 0; i < naliases; i++) - free(aliases[i]); - free(aliases); - } - free(addrs); - free(hostname); - return status; -} diff --git a/3rdParty/CAres/src/ares_parse_aaaa_reply.c b/3rdParty/CAres/src/ares_parse_aaaa_reply.c deleted file mode 100644 index c2329cc..0000000 --- a/3rdParty/CAres/src/ares_parse_aaaa_reply.c +++ /dev/null @@ -1,257 +0,0 @@ -/* $Id: ares_parse_aaaa_reply.c,v 1.16 2009-11-23 01:24:17 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * Copyright 2005 Dominick Meglio - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_NETDB_H -# include <netdb.h> -#endif -#ifdef HAVE_ARPA_INET_H -# include <arpa/inet.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#ifdef HAVE_STRINGS_H -# include <strings.h> -#endif - -#include <stdlib.h> -#include <string.h> -#ifdef HAVE_LIMITS_H -# include <limits.h> -#endif - -#include "ares.h" -#include "ares_dns.h" -#include "inet_net_pton.h" -#include "ares_private.h" - -int ares_parse_aaaa_reply(const unsigned char *abuf, int alen, - struct hostent **host, struct ares_addr6ttl *addrttls, - int *naddrttls) -{ - unsigned int qdcount, ancount; - int status, i, rr_type, rr_class, rr_len, rr_ttl, naddrs; - int cname_ttl = INT_MAX; /* the TTL imposed by the CNAME chain */ - int naliases; - long len; - const unsigned char *aptr; - char *hostname, *rr_name, *rr_data, **aliases; - struct in6_addr *addrs; - struct hostent *hostent; - const int max_addr_ttls = (addrttls && naddrttls) ? *naddrttls : 0; - - /* Set *host to NULL for all failure cases. */ - if (host) - *host = NULL; - /* Same with *naddrttls. */ - if (naddrttls) - *naddrttls = 0; - - /* Give up if abuf doesn't have room for a header. */ - if (alen < HFIXEDSZ) - return ARES_EBADRESP; - - /* Fetch the question and answer count from the header. */ - qdcount = DNS_HEADER_QDCOUNT(abuf); - ancount = DNS_HEADER_ANCOUNT(abuf); - if (qdcount != 1) - return ARES_EBADRESP; - - /* Expand the name from the question, and skip past the question. */ - aptr = abuf + HFIXEDSZ; - status = ares__expand_name_for_response(aptr, abuf, alen, &hostname, &len); - if (status != ARES_SUCCESS) - return status; - if (aptr + len + QFIXEDSZ > abuf + alen) - { - free(hostname); - return ARES_EBADRESP; - } - aptr += len + QFIXEDSZ; - - /* Allocate addresses and aliases; ancount gives an upper bound for both. */ - if (host) - { - addrs = malloc(ancount * sizeof(struct in6_addr)); - if (!addrs) - { - free(hostname); - return ARES_ENOMEM; - } - aliases = malloc((ancount + 1) * sizeof(char *)); - if (!aliases) - { - free(hostname); - free(addrs); - return ARES_ENOMEM; - } - } - else - { - addrs = NULL; - aliases = NULL; - } - naddrs = 0; - naliases = 0; - - /* Examine each answer resource record (RR) in turn. */ - for (i = 0; i < (int)ancount; i++) - { - /* Decode the RR up to the data field. */ - status = ares__expand_name_for_response(aptr, abuf, alen, &rr_name, &len); - if (status != ARES_SUCCESS) - break; - aptr += len; - if (aptr + RRFIXEDSZ > abuf + alen) - { - status = ARES_EBADRESP; - break; - } - rr_type = DNS_RR_TYPE(aptr); - rr_class = DNS_RR_CLASS(aptr); - rr_len = DNS_RR_LEN(aptr); - rr_ttl = DNS_RR_TTL(aptr); - aptr += RRFIXEDSZ; - - if (rr_class == C_IN && rr_type == T_AAAA - && rr_len == sizeof(struct in6_addr) - && strcasecmp(rr_name, hostname) == 0) - { - if (addrs) - { - if (aptr + sizeof(struct in6_addr) > abuf + alen) - { - status = ARES_EBADRESP; - break; - } - memcpy(&addrs[naddrs], aptr, sizeof(struct in6_addr)); - } - if (naddrs < max_addr_ttls) - { - struct ares_addr6ttl * const at = &addrttls[naddrs]; - if (aptr + sizeof(struct in6_addr) > abuf + alen) - { - status = ARES_EBADRESP; - break; - } - memcpy(&at->ip6addr, aptr, sizeof(struct in6_addr)); - at->ttl = rr_ttl; - } - naddrs++; - status = ARES_SUCCESS; - } - - if (rr_class == C_IN && rr_type == T_CNAME) - { - /* Record the RR name as an alias. */ - if (aliases) - aliases[naliases] = rr_name; - else - free(rr_name); - naliases++; - - /* Decode the RR data and replace the hostname with it. */ - status = ares__expand_name_for_response(aptr, abuf, alen, &rr_data, - &len); - if (status != ARES_SUCCESS) - break; - free(hostname); - hostname = rr_data; - - /* Take the min of the TTLs we see in the CNAME chain. */ - if (cname_ttl > rr_ttl) - cname_ttl = rr_ttl; - } - else - free(rr_name); - - aptr += rr_len; - if (aptr > abuf + alen) - { - status = ARES_EBADRESP; - break; - } - } - - if (status == ARES_SUCCESS && naddrs == 0) - status = ARES_ENODATA; - if (status == ARES_SUCCESS) - { - /* We got our answer. */ - if (naddrttls) - { - const int n = naddrs < max_addr_ttls ? naddrs : max_addr_ttls; - for (i = 0; i < n; i++) - { - /* Ensure that each A TTL is no larger than the CNAME TTL. */ - if (addrttls[i].ttl > cname_ttl) - addrttls[i].ttl = cname_ttl; - } - *naddrttls = n; - } - if (aliases) - aliases[naliases] = NULL; - if (host) - { - /* Allocate memory to build the host entry. */ - hostent = malloc(sizeof(struct hostent)); - if (hostent) - { - hostent->h_addr_list = malloc((naddrs + 1) * sizeof(char *)); - if (hostent->h_addr_list) - { - /* Fill in the hostent and return successfully. */ - hostent->h_name = hostname; - hostent->h_aliases = aliases; - hostent->h_addrtype = AF_INET6; - hostent->h_length = sizeof(struct in6_addr); - for (i = 0; i < naddrs; i++) - hostent->h_addr_list[i] = (char *) &addrs[i]; - hostent->h_addr_list[naddrs] = NULL; - *host = hostent; - return ARES_SUCCESS; - } - free(hostent); - } - status = ARES_ENOMEM; - } - } - if (aliases) - { - for (i = 0; i < naliases; i++) - free(aliases[i]); - free(aliases); - } - free(addrs); - free(hostname); - return status; -} diff --git a/3rdParty/CAres/src/ares_parse_ns_reply.c b/3rdParty/CAres/src/ares_parse_ns_reply.c deleted file mode 100644 index 25c6329..0000000 --- a/3rdParty/CAres/src/ares_parse_ns_reply.c +++ /dev/null @@ -1,182 +0,0 @@ -/* $Id */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -/* - * ares_parse_ns_reply created by Vlad Dinulescu <vlad.dinulescu@avira.com> - * on behalf of AVIRA Gmbh - http://www.avira.com - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_NETDB_H -# include <netdb.h> -#endif -#ifdef HAVE_ARPA_INET_H -# include <arpa/inet.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#include <stdlib.h> -#include <string.h> -#include "ares.h" -#include "ares_dns.h" -#include "ares_private.h" - -int ares_parse_ns_reply( const unsigned char* abuf, int alen, - struct hostent** host ) -{ - unsigned int qdcount, ancount; - int status, i, rr_type, rr_class, rr_len; - int nameservers_num; - long len; - const unsigned char *aptr; - char* hostname, *rr_name, *rr_data, **nameservers; - struct hostent *hostent; - - /* Set *host to NULL for all failure cases. */ - *host = NULL; - - /* Give up if abuf doesn't have room for a header. */ - if ( alen < HFIXEDSZ ) - return ARES_EBADRESP; - - /* Fetch the question and answer count from the header. */ - qdcount = DNS_HEADER_QDCOUNT( abuf ); - ancount = DNS_HEADER_ANCOUNT( abuf ); - if ( qdcount != 1 ) - return ARES_EBADRESP; - - /* Expand the name from the question, and skip past the question. */ - aptr = abuf + HFIXEDSZ; - status = ares__expand_name_for_response( aptr, abuf, alen, &hostname, &len); - if ( status != ARES_SUCCESS ) - return status; - if ( aptr + len + QFIXEDSZ > abuf + alen ) - { - free( hostname ); - return ARES_EBADRESP; - } - aptr += len + QFIXEDSZ; - - /* Allocate nameservers array; ancount gives an upper bound */ - nameservers = malloc( ( ancount + 1 ) * sizeof( char * ) ); - if ( !nameservers ) - { - free( hostname ); - return ARES_ENOMEM; - } - nameservers_num = 0; - - /* Examine each answer resource record (RR) in turn. */ - for ( i = 0; i < ( int ) ancount; i++ ) - { - /* Decode the RR up to the data field. */ - status = ares__expand_name_for_response( aptr, abuf, alen, &rr_name, &len ); - if ( status != ARES_SUCCESS ) - break; - aptr += len; - if ( aptr + RRFIXEDSZ > abuf + alen ) - { - status = ARES_EBADRESP; - break; - } - rr_type = DNS_RR_TYPE( aptr ); - rr_class = DNS_RR_CLASS( aptr ); - rr_len = DNS_RR_LEN( aptr ); - aptr += RRFIXEDSZ; - - if ( rr_class == C_IN && rr_type == T_NS ) - { - /* Decode the RR data and add it to the nameservers list */ - status = ares__expand_name_for_response( aptr, abuf, alen, &rr_data, - &len); - if ( status != ARES_SUCCESS ) - { - break; - } - - nameservers[nameservers_num] = malloc(strlen(rr_data)+1); - - if (nameservers[nameservers_num]==NULL) - { - free(rr_name); - free(rr_data); - status=ARES_ENOMEM; - break; - } - strcpy(nameservers[nameservers_num],rr_data); - free(rr_data); - - nameservers_num++; - } - - free( rr_name ); - - aptr += rr_len; - if ( aptr > abuf + alen ) - { - status = ARES_EBADRESP; - break; - } - } - - if ( status == ARES_SUCCESS && nameservers_num == 0 ) - { - status = ARES_ENODATA; - } - if ( status == ARES_SUCCESS ) - { - /* We got our answer. Allocate memory to build the host entry. */ - nameservers[nameservers_num] = NULL; - hostent = malloc( sizeof( struct hostent ) ); - if ( hostent ) - { - hostent->h_addr_list = malloc( 1 * sizeof( char * ) ); - if ( hostent->h_addr_list ) - { - /* Fill in the hostent and return successfully. */ - hostent->h_name = hostname; - hostent->h_aliases = nameservers; - hostent->h_addrtype = AF_INET; - hostent->h_length = sizeof( struct in_addr ); - hostent->h_addr_list[0] = NULL; - *host = hostent; - return ARES_SUCCESS; - } - free( hostent ); - } - status = ARES_ENOMEM; - } - for ( i = 0; i < nameservers_num; i++ ) - free( nameservers[i] ); - free( nameservers ); - free( hostname ); - return status; -} diff --git a/3rdParty/CAres/src/ares_parse_ptr_reply.c b/3rdParty/CAres/src/ares_parse_ptr_reply.c deleted file mode 100644 index 6f039b9..0000000 --- a/3rdParty/CAres/src/ares_parse_ptr_reply.c +++ /dev/null @@ -1,209 +0,0 @@ -/* $Id: ares_parse_ptr_reply.c,v 1.21 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_NETDB_H -# include <netdb.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#ifdef HAVE_STRINGS_H -# include <strings.h> -#endif - -#include <stdlib.h> -#include <string.h> -#include "ares.h" -#include "ares_dns.h" -#include "ares_private.h" - -int ares_parse_ptr_reply(const unsigned char *abuf, int alen, const void *addr, - int addrlen, int family, struct hostent **host) -{ - unsigned int qdcount, ancount; - int status, i, rr_type, rr_class, rr_len; - long len; - const unsigned char *aptr; - char *ptrname, *hostname, *rr_name, *rr_data; - struct hostent *hostent; - int aliascnt = 0; - int alias_alloc = 8; - char ** aliases; - - /* Set *host to NULL for all failure cases. */ - *host = NULL; - - /* Give up if abuf doesn't have room for a header. */ - if (alen < HFIXEDSZ) - return ARES_EBADRESP; - - /* Fetch the question and answer count from the header. */ - qdcount = DNS_HEADER_QDCOUNT(abuf); - ancount = DNS_HEADER_ANCOUNT(abuf); - if (qdcount != 1) - return ARES_EBADRESP; - - /* Expand the name from the question, and skip past the question. */ - aptr = abuf + HFIXEDSZ; - status = ares__expand_name_for_response(aptr, abuf, alen, &ptrname, &len); - if (status != ARES_SUCCESS) - return status; - if (aptr + len + QFIXEDSZ > abuf + alen) - { - free(ptrname); - return ARES_EBADRESP; - } - aptr += len + QFIXEDSZ; - - /* Examine each answer resource record (RR) in turn. */ - hostname = NULL; - aliases = malloc(alias_alloc * sizeof(char *)); - if (!aliases) - { - free(ptrname); - return ARES_ENOMEM; - } - for (i = 0; i < (int)ancount; i++) - { - /* Decode the RR up to the data field. */ - status = ares__expand_name_for_response(aptr, abuf, alen, &rr_name, &len); - if (status != ARES_SUCCESS) - break; - aptr += len; - if (aptr + RRFIXEDSZ > abuf + alen) - { - status = ARES_EBADRESP; - break; - } - rr_type = DNS_RR_TYPE(aptr); - rr_class = DNS_RR_CLASS(aptr); - rr_len = DNS_RR_LEN(aptr); - aptr += RRFIXEDSZ; - - if (rr_class == C_IN && rr_type == T_PTR - && strcasecmp(rr_name, ptrname) == 0) - { - /* Decode the RR data and set hostname to it. */ - status = ares__expand_name_for_response(aptr, abuf, alen, &rr_data, - &len); - if (status != ARES_SUCCESS) - break; - if (hostname) - free(hostname); - hostname = rr_data; - aliases[aliascnt] = malloc((strlen(rr_data)+1) * sizeof(char *)); - if (!aliases[aliascnt]) - { - status = ARES_ENOMEM; - break; - } - strncpy(aliases[aliascnt], rr_data, strlen(rr_data)+1); - aliascnt++; - if (aliascnt >= alias_alloc) { - char **ptr; - alias_alloc *= 2; - ptr = realloc(aliases, alias_alloc * sizeof(char *)); - if(!ptr) { - status = ARES_ENOMEM; - break; - } - aliases = ptr; - } - } - - if (rr_class == C_IN && rr_type == T_CNAME) - { - /* Decode the RR data and replace ptrname with it. */ - status = ares__expand_name_for_response(aptr, abuf, alen, &rr_data, - &len); - if (status != ARES_SUCCESS) - break; - free(ptrname); - ptrname = rr_data; - } - - free(rr_name); - aptr += rr_len; - if (aptr > abuf + alen) - { - status = ARES_EBADRESP; - break; - } - } - - if (status == ARES_SUCCESS && !hostname) - status = ARES_ENODATA; - if (status == ARES_SUCCESS) - { - /* We got our answer. Allocate memory to build the host entry. */ - hostent = malloc(sizeof(struct hostent)); - if (hostent) - { - hostent->h_addr_list = malloc(2 * sizeof(char *)); - if (hostent->h_addr_list) - { - hostent->h_addr_list[0] = malloc(addrlen); - if (hostent->h_addr_list[0]) - { - hostent->h_aliases = malloc((aliascnt+1) * sizeof (char *)); - if (hostent->h_aliases) - { - /* Fill in the hostent and return successfully. */ - hostent->h_name = hostname; - for (i=0 ; i<aliascnt ; i++) - hostent->h_aliases[i] = aliases[i]; - hostent->h_aliases[aliascnt] = NULL; - hostent->h_addrtype = family; - hostent->h_length = addrlen; - memcpy(hostent->h_addr_list[0], addr, addrlen); - hostent->h_addr_list[1] = NULL; - *host = hostent; - free(aliases); - free(ptrname); - return ARES_SUCCESS; - } - free(hostent->h_addr_list[0]); - } - free(hostent->h_addr_list); - } - free(hostent); - } - status = ARES_ENOMEM; - } - for (i=0 ; i<aliascnt ; i++) - if (aliases[i]) - free(aliases[i]); - free(aliases); - if (hostname) - free(hostname); - free(ptrname); - return status; -} diff --git a/3rdParty/CAres/src/ares_parse_srv_reply.c b/3rdParty/CAres/src/ares_parse_srv_reply.c deleted file mode 100644 index 72830af..0000000 --- a/3rdParty/CAres/src/ares_parse_srv_reply.c +++ /dev/null @@ -1,180 +0,0 @@ -/* $Id: ares_parse_srv_reply.c,v 1.12 2009-11-26 01:21:21 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * Copyright (C) 2009 by Jakub Hrozek <jhrozek@redhat.com> - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_NETDB_H -# include <netdb.h> -#endif -#ifdef HAVE_ARPA_INET_H -# include <arpa/inet.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#include <stdlib.h> -#include <string.h> -#include "ares.h" -#include "ares_dns.h" -#include "ares_data.h" -#include "ares_private.h" - -/* AIX portability check */ -#ifndef T_SRV -# define T_SRV 33 /* server selection */ -#endif - -int -ares_parse_srv_reply (const unsigned char *abuf, int alen, - struct ares_srv_reply **srv_out) -{ - unsigned int qdcount, ancount, i; - const unsigned char *aptr, *vptr; - int status, rr_type, rr_class, rr_len; - long len; - char *hostname = NULL, *rr_name = NULL; - struct ares_srv_reply *srv_head = NULL; - struct ares_srv_reply *srv_last = NULL; - struct ares_srv_reply *srv_curr; - - /* Set *srv_out to NULL for all failure cases. */ - *srv_out = NULL; - - /* Give up if abuf doesn't have room for a header. */ - if (alen < HFIXEDSZ) - return ARES_EBADRESP; - - /* Fetch the question and answer count from the header. */ - qdcount = DNS_HEADER_QDCOUNT (abuf); - ancount = DNS_HEADER_ANCOUNT (abuf); - if (qdcount != 1) - return ARES_EBADRESP; - if (ancount == 0) - return ARES_ENODATA; - - /* Expand the name from the question, and skip past the question. */ - aptr = abuf + HFIXEDSZ; - status = ares_expand_name (aptr, abuf, alen, &hostname, &len); - if (status != ARES_SUCCESS) - return status; - - if (aptr + len + QFIXEDSZ > abuf + alen) - { - free (hostname); - return ARES_EBADRESP; - } - aptr += len + QFIXEDSZ; - - /* Examine each answer resource record (RR) in turn. */ - for (i = 0; i < ancount; i++) - { - /* Decode the RR up to the data field. */ - status = ares_expand_name (aptr, abuf, alen, &rr_name, &len); - if (status != ARES_SUCCESS) - { - break; - } - aptr += len; - if (aptr + RRFIXEDSZ > abuf + alen) - { - status = ARES_EBADRESP; - break; - } - rr_type = DNS_RR_TYPE (aptr); - rr_class = DNS_RR_CLASS (aptr); - rr_len = DNS_RR_LEN (aptr); - aptr += RRFIXEDSZ; - - /* Check if we are really looking at a SRV record */ - if (rr_class == C_IN && rr_type == T_SRV) - { - /* parse the SRV record itself */ - if (rr_len < 6) - { - status = ARES_EBADRESP; - break; - } - - /* Allocate storage for this SRV answer appending it to the list */ - srv_curr = ares_malloc_data(ARES_DATATYPE_SRV_REPLY); - if (!srv_curr) - { - status = ARES_ENOMEM; - break; - } - if (srv_last) - { - srv_last->next = srv_curr; - } - else - { - srv_head = srv_curr; - } - srv_last = srv_curr; - - vptr = aptr; - srv_curr->priority = ntohs (*((unsigned short *)vptr)); - vptr += sizeof(unsigned short); - srv_curr->weight = ntohs (*((unsigned short *)vptr)); - vptr += sizeof(unsigned short); - srv_curr->port = ntohs (*((unsigned short *)vptr)); - vptr += sizeof(unsigned short); - - status = ares_expand_name (vptr, abuf, alen, &srv_curr->host, &len); - if (status != ARES_SUCCESS) - break; - } - - /* Don't lose memory in the next iteration */ - free (rr_name); - rr_name = NULL; - - /* Move on to the next record */ - aptr += rr_len; - } - - if (hostname) - free (hostname); - if (rr_name) - free (rr_name); - - /* clean up on error */ - if (status != ARES_SUCCESS) - { - if (srv_head) - ares_free_data (srv_head); - return status; - } - - /* everything looks fine, return the data */ - *srv_out = srv_head; - - return ARES_SUCCESS; -} diff --git a/3rdParty/CAres/src/ares_parse_txt_reply.c b/3rdParty/CAres/src/ares_parse_txt_reply.c deleted file mode 100644 index b6af850..0000000 --- a/3rdParty/CAres/src/ares_parse_txt_reply.c +++ /dev/null @@ -1,202 +0,0 @@ -/* $Id: ares_parse_txt_reply.c,v 1.9 2009-11-26 01:21:21 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * Copyright (C) 2009 by Jakub Hrozek <jhrozek@redhat.com> - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_NETDB_H -# include <netdb.h> -#endif -#ifdef HAVE_ARPA_INET_H -# include <arpa/inet.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#ifdef HAVE_STRINGS_H -# include <strings.h> -#endif - -#include <stdlib.h> -#include <string.h> - -#include "ares.h" -#include "ares_dns.h" -#include "ares_data.h" -#include "ares_private.h" - -int -ares_parse_txt_reply (const unsigned char *abuf, int alen, - struct ares_txt_reply **txt_out) -{ - size_t substr_len, str_len; - unsigned int qdcount, ancount, i; - const unsigned char *aptr; - const unsigned char *strptr; - int status, rr_type, rr_class, rr_len; - long len; - char *hostname = NULL, *rr_name = NULL; - struct ares_txt_reply *txt_head = NULL; - struct ares_txt_reply *txt_last = NULL; - struct ares_txt_reply *txt_curr; - - /* Set *txt_out to NULL for all failure cases. */ - *txt_out = NULL; - - /* Give up if abuf doesn't have room for a header. */ - if (alen < HFIXEDSZ) - return ARES_EBADRESP; - - /* Fetch the question and answer count from the header. */ - qdcount = DNS_HEADER_QDCOUNT (abuf); - ancount = DNS_HEADER_ANCOUNT (abuf); - if (qdcount != 1) - return ARES_EBADRESP; - if (ancount == 0) - return ARES_ENODATA; - - /* Expand the name from the question, and skip past the question. */ - aptr = abuf + HFIXEDSZ; - status = ares_expand_name (aptr, abuf, alen, &hostname, &len); - if (status != ARES_SUCCESS) - return status; - - if (aptr + len + QFIXEDSZ > abuf + alen) - { - free (hostname); - return ARES_EBADRESP; - } - aptr += len + QFIXEDSZ; - - /* Examine each answer resource record (RR) in turn. */ - for (i = 0; i < ancount; i++) - { - /* Decode the RR up to the data field. */ - status = ares_expand_name (aptr, abuf, alen, &rr_name, &len); - if (status != ARES_SUCCESS) - { - break; - } - aptr += len; - if (aptr + RRFIXEDSZ > abuf + alen) - { - status = ARES_EBADRESP; - break; - } - rr_type = DNS_RR_TYPE (aptr); - rr_class = DNS_RR_CLASS (aptr); - rr_len = DNS_RR_LEN (aptr); - aptr += RRFIXEDSZ; - - /* Check if we are really looking at a TXT record */ - if (rr_class == C_IN && rr_type == T_TXT) - { - /* Allocate storage for this TXT answer appending it to the list */ - txt_curr = ares_malloc_data(ARES_DATATYPE_TXT_REPLY); - if (!txt_curr) - { - status = ARES_ENOMEM; - break; - } - if (txt_last) - { - txt_last->next = txt_curr; - } - else - { - txt_head = txt_curr; - } - txt_last = txt_curr; - - /* - * There may be multiple substrings in a single TXT record. Each - * substring may be up to 255 characters in length, with a - * "length byte" indicating the size of the substring payload. - * RDATA contains both the length-bytes and payloads of all - * substrings contained therein. - */ - - /* Compute total length to allow a single memory allocation */ - strptr = aptr; - while (strptr < (aptr + rr_len)) - { - substr_len = (unsigned char)*strptr; - txt_curr->length += substr_len; - strptr += substr_len + 1; - } - - /* Including null byte */ - txt_curr->txt = malloc (txt_curr->length + 1); - if (txt_curr->txt == NULL) - { - status = ARES_ENOMEM; - break; - } - - /* Step through the list of substrings, concatenating them */ - str_len = 0; - strptr = aptr; - while (strptr < (aptr + rr_len)) - { - substr_len = (unsigned char)*strptr; - strptr++; - memcpy ((char *) txt_curr->txt + str_len, strptr, substr_len); - str_len += substr_len; - strptr += substr_len; - } - /* Make sure we NULL-terminate */ - *((char *) txt_curr->txt + txt_curr->length) = '\0'; - } - - /* Don't lose memory in the next iteration */ - free (rr_name); - rr_name = NULL; - - /* Move on to the next record */ - aptr += rr_len; - } - - if (hostname) - free (hostname); - if (rr_name) - free (rr_name); - - /* clean up on error */ - if (status != ARES_SUCCESS) - { - if (txt_head) - ares_free_data (txt_head); - return status; - } - - /* everything looks fine, return the data */ - *txt_out = txt_head; - - return ARES_SUCCESS; -} diff --git a/3rdParty/CAres/src/ares_private.h b/3rdParty/CAres/src/ares_private.h deleted file mode 100644 index 4726d7a..0000000 --- a/3rdParty/CAres/src/ares_private.h +++ /dev/null @@ -1,343 +0,0 @@ -#ifndef __ARES_PRIVATE_H -#define __ARES_PRIVATE_H - -/* $Id: ares_private.h,v 1.50 2009-11-09 12:56:50 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * Copyright (C) 2004-2009 by Daniel Stenberg - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -/* - * Define WIN32 when build target is Win32 API - */ - -#if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32) -#define WIN32 -#endif - -#include <stdio.h> -#include <sys/types.h> - -#ifdef HAVE_NETINET_IN_H -#include <netinet/in.h> -#endif - -#ifdef WATT32 -#include <tcp.h> -#include <sys/ioctl.h> -#define writev(s,v,c) writev_s(s,v,c) -#define HAVE_WRITEV 1 -#endif - -#ifdef NETWARE -#include <time.h> -#endif - -#define DEFAULT_TIMEOUT 5000 /* milliseconds */ -#define DEFAULT_TRIES 4 -#ifndef INADDR_NONE -#define INADDR_NONE 0xffffffff -#endif - -#if defined(WIN32) && !defined(WATT32) - -#define IS_NT() ((int)GetVersion() > 0) -#define WIN_NS_9X "System\\CurrentControlSet\\Services\\VxD\\MSTCP" -#define WIN_NS_NT_KEY "System\\CurrentControlSet\\Services\\Tcpip\\Parameters" -#define NAMESERVER "NameServer" -#define DHCPNAMESERVER "DhcpNameServer" -#define DATABASEPATH "DatabasePath" -#define WIN_PATH_HOSTS "\\hosts" - -#elif defined(WATT32) - -#define PATH_RESOLV_CONF "/dev/ENV/etc/resolv.conf" - -#elif defined(NETWARE) - -#define PATH_RESOLV_CONF "sys:/etc/resolv.cfg" -#define PATH_HOSTS "sys:/etc/hosts" - -#elif defined(__riscos__) - -#define PATH_HOSTS "InetDBase:Hosts" - -#else - -#define PATH_RESOLV_CONF "/etc/resolv.conf" -#ifdef ETC_INET -#define PATH_HOSTS "/etc/inet/hosts" -#else -#define PATH_HOSTS "/etc/hosts" -#endif - -#endif - -#define ARES_ID_KEY_LEN 31 - -#include "ares_ipv6.h" -#include "ares_llist.h" - -#ifndef HAVE_STRDUP -# include "ares_strdup.h" -# define strdup(ptr) ares_strdup(ptr) -#endif - -#ifndef HAVE_STRCASECMP -# include "ares_strcasecmp.h" -# define strcasecmp(p1,p2) ares_strcasecmp(p1,p2) -#endif - -#ifndef HAVE_STRNCASECMP -# include "ares_strcasecmp.h" -# define strncasecmp(p1,p2,n) ares_strncasecmp(p1,p2,n) -#endif - -#ifndef HAVE_WRITEV -# include "ares_writev.h" -# define writev(s,ptr,cnt) ares_writev(s,ptr,cnt) -#endif - -struct ares_addr { - int family; - union { - struct in_addr addr4; - struct in6_addr addr6; - } addr; -}; -#define addrV4 addr.addr4 -#define addrV6 addr.addr6 - -struct query; - -struct send_request { - /* Remaining data to send */ - const unsigned char *data; - size_t len; - - /* The query for which we're sending this data */ - struct query* owner_query; - /* The buffer we're using, if we have our own copy of the packet */ - unsigned char *data_storage; - - /* Next request in queue */ - struct send_request *next; -}; - -struct server_state { - struct in_addr addr; - ares_socket_t udp_socket; - ares_socket_t tcp_socket; - - /* Mini-buffer for reading the length word */ - unsigned char tcp_lenbuf[2]; - int tcp_lenbuf_pos; - int tcp_length; - - /* Buffer for reading actual TCP data */ - unsigned char *tcp_buffer; - int tcp_buffer_pos; - - /* TCP output queue */ - struct send_request *qhead; - struct send_request *qtail; - - /* Which incarnation of this connection is this? We don't want to - * retransmit requests into the very same socket, but if the server - * closes on us and we re-open the connection, then we do want to - * re-send. */ - int tcp_connection_generation; - - /* Circular, doubly-linked list of outstanding queries to this server */ - struct list_node queries_to_server; - - /* Link back to owning channel */ - ares_channel channel; - - /* Is this server broken? We mark connections as broken when a - * request that is queued for sending times out. - */ - int is_broken; -}; - -/* State to represent a DNS query */ -struct query { - /* Query ID from qbuf, for faster lookup, and current timeout */ - unsigned short qid; - struct timeval timeout; - - /* - * Links for the doubly-linked lists in which we insert a query. - * These circular, doubly-linked lists that are hash-bucketed based - * the attributes we care about, help making most important - * operations O(1). - */ - struct list_node queries_by_qid; /* hopefully in same cache line as qid */ - struct list_node queries_by_timeout; - struct list_node queries_to_server; - struct list_node all_queries; - - /* Query buf with length at beginning, for TCP transmission */ - unsigned char *tcpbuf; - int tcplen; - - /* Arguments passed to ares_send() (qbuf points into tcpbuf) */ - const unsigned char *qbuf; - int qlen; - ares_callback callback; - void *arg; - - /* Query status */ - int try; /* Number of times we tried this query already. */ - int server; /* Server this query has last been sent to. */ - struct query_server_info *server_info; /* per-server state */ - int using_tcp; - int error_status; - int timeouts; /* number of timeouts we saw for this request */ -}; - -/* Per-server state for a query */ -struct query_server_info { - int skip_server; /* should we skip server, due to errors, etc? */ - int tcp_connection_generation; /* into which TCP connection did we send? */ -}; - -/* An IP address pattern; matches an IP address X if X & mask == addr */ -#define PATTERN_MASK 0x1 -#define PATTERN_CIDR 0x2 - -struct apattern { - union - { - struct in_addr addr4; - struct in6_addr addr6; - } addr; - union - { - struct in_addr addr4; - struct in6_addr addr6; - unsigned short bits; - } mask; - int family; - unsigned short type; -}; - -typedef struct rc4_key -{ - unsigned char state[256]; - unsigned char x; - unsigned char y; -} rc4_key; - -struct ares_channeldata { - /* Configuration data */ - int flags; - int timeout; /* in milliseconds */ - int tries; - int ndots; - int rotate; /* if true, all servers specified are used */ - int udp_port; - int tcp_port; - int socket_send_buffer_size; - int socket_receive_buffer_size; - char **domains; - int ndomains; - struct apattern *sortlist; - int nsort; - char *lookups; - - int optmask; /* the option bitfield passed in at init time */ - - /* Server addresses and communications state */ - struct server_state *servers; - int nservers; - - /* ID to use for next query */ - unsigned short next_id; - /* key to use when generating new ids */ - rc4_key id_key; - - /* Generation number to use for the next TCP socket open/close */ - int tcp_connection_generation; - - /* The time at which we last called process_timeouts(). Uses integer seconds - just to draw the line somewhere. */ - time_t last_timeout_processed; - - /* Last server we sent a query to. */ - int last_server; - - /* Circular, doubly-linked list of queries, bucketed various ways.... */ - /* All active queries in a single list: */ - struct list_node all_queries; - /* Queries bucketed by qid, for quickly dispatching DNS responses: */ -#define ARES_QID_TABLE_SIZE 2048 - struct list_node queries_by_qid[ARES_QID_TABLE_SIZE]; - /* Queries bucketed by timeout, for quickly handling timeouts: */ -#define ARES_TIMEOUT_TABLE_SIZE 1024 - struct list_node queries_by_timeout[ARES_TIMEOUT_TABLE_SIZE]; - - ares_sock_state_cb sock_state_cb; - void *sock_state_cb_data; - - ares_sock_create_callback sock_create_cb; - void *sock_create_cb_data; -}; - -/* return true if now is exactly check time or later */ -int ares__timedout(struct timeval *now, - struct timeval *check); -/* add the specific number of milliseconds to the time in the first argument */ -int ares__timeadd(struct timeval *now, - int millisecs); -/* return time offset between now and (future) check, in milliseconds */ -long ares__timeoffset(struct timeval *now, - struct timeval *check); -/* returns ARES_SUCCESS if library has been initialized */ -int ares_library_initialized(void); -void ares__rc4(rc4_key* key,unsigned char *buffer_ptr, int buffer_len); -void ares__send_query(ares_channel channel, struct query *query, - struct timeval *now); -void ares__close_sockets(ares_channel channel, struct server_state *server); -int ares__get_hostent(FILE *fp, int family, struct hostent **host); -int ares__read_line(FILE *fp, char **buf, size_t *bufsize); -void ares__free_query(struct query *query); -unsigned short ares__generate_new_id(rc4_key* key); -struct timeval ares__tvnow(void); -int ares__expand_name_for_response(const unsigned char *encoded, - const unsigned char *abuf, int alen, - char **s, long *enclen); -#if 0 /* Not used */ -long ares__tvdiff(struct timeval t1, struct timeval t2); -#endif - -#define ARES_SWAP_BYTE(a,b) \ - { unsigned char swapByte = *(a); *(a) = *(b); *(b) = swapByte; } - -#define SOCK_STATE_CALLBACK(c, s, r, w) \ - do { \ - if ((c)->sock_state_cb) \ - (c)->sock_state_cb((c)->sock_state_cb_data, (s), (r), (w)); \ - } while (0) - -#ifdef CURLDEBUG -/* This is low-level hard-hacking memory leak tracking and similar. Using the - libcurl lowlevel code from within library is ugly and only works when - c-ares is built and linked with a similarly curldebug-enabled libcurl, - but we do this anyway for convenience. */ -#include "../lib/memdebug.h" -#endif - -#endif /* __ARES_PRIVATE_H */ diff --git a/3rdParty/CAres/src/ares_process.c b/3rdParty/CAres/src/ares_process.c deleted file mode 100644 index 6182ccc..0000000 --- a/3rdParty/CAres/src/ares_process.c +++ /dev/null @@ -1,1170 +0,0 @@ -/* $Id: ares_process.c,v 1.79 2009-11-18 10:33:54 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * Copyright (C) 2004-2009 by Daniel Stenberg - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_SYS_UIO_H -# include <sys/uio.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_NETINET_TCP_H -# include <netinet/tcp.h> -#endif -#ifdef HAVE_NETDB_H -# include <netdb.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#ifdef HAVE_SYS_TIME_H -# include <sys/time.h> -#endif - -#ifdef HAVE_STRINGS_H -# include <strings.h> -#endif -#ifdef HAVE_UNISTD_H -# include <unistd.h> -#endif -#ifdef HAVE_SYS_IOCTL_H -# include <sys/ioctl.h> -#endif -#ifdef NETWARE -# include <sys/filio.h> -#endif - -#include <assert.h> -#include <string.h> -#include <stdlib.h> -#include <fcntl.h> -#include <time.h> -#include <errno.h> - -#include "ares.h" -#include "ares_dns.h" -#include "ares_private.h" - - -static int try_again(int errnum); -static void write_tcp_data(ares_channel channel, fd_set *write_fds, - ares_socket_t write_fd, struct timeval *now); -static void read_tcp_data(ares_channel channel, fd_set *read_fds, - ares_socket_t read_fd, struct timeval *now); -static void read_udp_packets(ares_channel channel, fd_set *read_fds, - ares_socket_t read_fd, struct timeval *now); -static void advance_tcp_send_queue(ares_channel channel, int whichserver, - ssize_t num_bytes); -static void process_timeouts(ares_channel channel, struct timeval *now); -static void process_broken_connections(ares_channel channel, - struct timeval *now); -static void process_answer(ares_channel channel, unsigned char *abuf, - int alen, int whichserver, int tcp, - struct timeval *now); -static void handle_error(ares_channel channel, int whichserver, - struct timeval *now); -static void skip_server(ares_channel channel, struct query *query, - int whichserver); -static void next_server(ares_channel channel, struct query *query, - struct timeval *now); -static int configure_socket(int s, ares_channel channel); -static int open_tcp_socket(ares_channel channel, struct server_state *server); -static int open_udp_socket(ares_channel channel, struct server_state *server); -static int same_questions(const unsigned char *qbuf, int qlen, - const unsigned char *abuf, int alen); -static void end_query(ares_channel channel, struct query *query, int status, - unsigned char *abuf, int alen); - -/* return true if now is exactly check time or later */ -int ares__timedout(struct timeval *now, - struct timeval *check) -{ - long secs = (now->tv_sec - check->tv_sec); - - if(secs > 0) - return 1; /* yes, timed out */ - if(secs < 0) - return 0; /* nope, not timed out */ - - /* if the full seconds were identical, check the sub second parts */ - return (now->tv_usec - check->tv_usec >= 0); -} - -/* add the specific number of milliseconds to the time in the first argument */ -int ares__timeadd(struct timeval *now, - int millisecs) -{ - now->tv_sec += millisecs/1000; - now->tv_usec += (millisecs%1000)*1000; - - if(now->tv_usec >= 1000000) { - ++(now->tv_sec); - now->tv_usec -= 1000000; - } - - return 0; -} - -/* return time offset between now and (future) check, in milliseconds */ -long ares__timeoffset(struct timeval *now, - struct timeval *check) -{ - return (check->tv_sec - now->tv_sec)*1000 + - (check->tv_usec - now->tv_usec)/1000; -} - - -/* Something interesting happened on the wire, or there was a timeout. - * See what's up and respond accordingly. - */ -void ares_process(ares_channel channel, fd_set *read_fds, fd_set *write_fds) -{ - struct timeval now = ares__tvnow(); - - write_tcp_data(channel, write_fds, ARES_SOCKET_BAD, &now); - read_tcp_data(channel, read_fds, ARES_SOCKET_BAD, &now); - read_udp_packets(channel, read_fds, ARES_SOCKET_BAD, &now); - process_timeouts(channel, &now); - process_broken_connections(channel, &now); -} - -/* Something interesting happened on the wire, or there was a timeout. - * See what's up and respond accordingly. - */ -void ares_process_fd(ares_channel channel, - ares_socket_t read_fd, /* use ARES_SOCKET_BAD or valid - file descriptors */ - ares_socket_t write_fd) -{ - struct timeval now = ares__tvnow(); - - write_tcp_data(channel, NULL, write_fd, &now); - read_tcp_data(channel, NULL, read_fd, &now); - read_udp_packets(channel, NULL, read_fd, &now); - process_timeouts(channel, &now); -} - - -/* Return 1 if the specified error number describes a readiness error, or 0 - * otherwise. This is mostly for HP-UX, which could return EAGAIN or - * EWOULDBLOCK. See this man page - * - * http://devrsrc1.external.hp.com/STKS/cgi-bin/man2html?manpage=/usr/share/man/man2.Z/send.2 - */ -static int try_again(int errnum) -{ -#if !defined EWOULDBLOCK && !defined EAGAIN -#error "Neither EWOULDBLOCK nor EAGAIN defined" -#endif - switch (errnum) - { -#ifdef EWOULDBLOCK - case EWOULDBLOCK: - return 1; -#endif -#if defined EAGAIN && EAGAIN != EWOULDBLOCK - case EAGAIN: - return 1; -#endif - } - return 0; -} - -/* If any TCP sockets select true for writing, write out queued data - * we have for them. - */ -static void write_tcp_data(ares_channel channel, - fd_set *write_fds, - ares_socket_t write_fd, - struct timeval *now) -{ - struct server_state *server; - struct send_request *sendreq; - struct iovec *vec; - int i; - ssize_t scount; - ssize_t wcount; - size_t n; - - if(!write_fds && (write_fd == ARES_SOCKET_BAD)) - /* no possible action */ - return; - - for (i = 0; i < channel->nservers; i++) - { - /* Make sure server has data to send and is selected in write_fds or - write_fd. */ - server = &channel->servers[i]; - if (!server->qhead || server->tcp_socket == ARES_SOCKET_BAD || - server->is_broken) - continue; - - if(write_fds) { - if(!FD_ISSET(server->tcp_socket, write_fds)) - continue; - } - else { - if(server->tcp_socket != write_fd) - continue; - } - - if(write_fds) - /* If there's an error and we close this socket, then open - * another with the same fd to talk to another server, then we - * don't want to think that it was the new socket that was - * ready. This is not disastrous, but is likely to result in - * extra system calls and confusion. */ - FD_CLR(server->tcp_socket, write_fds); - - /* Count the number of send queue items. */ - n = 0; - for (sendreq = server->qhead; sendreq; sendreq = sendreq->next) - n++; - - /* Allocate iovecs so we can send all our data at once. */ - vec = malloc(n * sizeof(struct iovec)); - if (vec) - { - /* Fill in the iovecs and send. */ - n = 0; - for (sendreq = server->qhead; sendreq; sendreq = sendreq->next) - { - vec[n].iov_base = (char *) sendreq->data; - vec[n].iov_len = sendreq->len; - n++; - } - wcount = (ssize_t)writev(server->tcp_socket, vec, (int)n); - free(vec); - if (wcount < 0) - { - if (!try_again(SOCKERRNO)) - handle_error(channel, i, now); - continue; - } - - /* Advance the send queue by as many bytes as we sent. */ - advance_tcp_send_queue(channel, i, wcount); - } - else - { - /* Can't allocate iovecs; just send the first request. */ - sendreq = server->qhead; - - scount = swrite(server->tcp_socket, sendreq->data, sendreq->len); - if (scount < 0) - { - if (!try_again(SOCKERRNO)) - handle_error(channel, i, now); - continue; - } - - /* Advance the send queue by as many bytes as we sent. */ - advance_tcp_send_queue(channel, i, scount); - } - } -} - -/* Consume the given number of bytes from the head of the TCP send queue. */ -static void advance_tcp_send_queue(ares_channel channel, int whichserver, - ssize_t num_bytes) -{ - struct send_request *sendreq; - struct server_state *server = &channel->servers[whichserver]; - while (num_bytes > 0) - { - sendreq = server->qhead; - if ((size_t)num_bytes >= sendreq->len) - { - num_bytes -= sendreq->len; - server->qhead = sendreq->next; - if (server->qhead == NULL) - { - SOCK_STATE_CALLBACK(channel, server->tcp_socket, 1, 0); - server->qtail = NULL; - } - if (sendreq->data_storage != NULL) - free(sendreq->data_storage); - free(sendreq); - } - else - { - sendreq->data += num_bytes; - sendreq->len -= num_bytes; - num_bytes = 0; - } - } -} - -/* If any TCP socket selects true for reading, read some data, - * allocate a buffer if we finish reading the length word, and process - * a packet if we finish reading one. - */ -static void read_tcp_data(ares_channel channel, fd_set *read_fds, - ares_socket_t read_fd, struct timeval *now) -{ - struct server_state *server; - int i; - ssize_t count; - - if(!read_fds && (read_fd == ARES_SOCKET_BAD)) - /* no possible action */ - return; - - for (i = 0; i < channel->nservers; i++) - { - /* Make sure the server has a socket and is selected in read_fds. */ - server = &channel->servers[i]; - if (server->tcp_socket == ARES_SOCKET_BAD || server->is_broken) - continue; - - if(read_fds) { - if(!FD_ISSET(server->tcp_socket, read_fds)) - continue; - } - else { - if(server->tcp_socket != read_fd) - continue; - } - - if(read_fds) - /* If there's an error and we close this socket, then open - * another with the same fd to talk to another server, then we - * don't want to think that it was the new socket that was - * ready. This is not disastrous, but is likely to result in - * extra system calls and confusion. */ - FD_CLR(server->tcp_socket, read_fds); - - if (server->tcp_lenbuf_pos != 2) - { - /* We haven't yet read a length word, so read that (or - * what's left to read of it). - */ - count = sread(server->tcp_socket, - server->tcp_lenbuf + server->tcp_lenbuf_pos, - 2 - server->tcp_lenbuf_pos); - if (count <= 0) - { - if (!(count == -1 && try_again(SOCKERRNO))) - handle_error(channel, i, now); - continue; - } - - server->tcp_lenbuf_pos += (int)count; - if (server->tcp_lenbuf_pos == 2) - { - /* We finished reading the length word. Decode the - * length and allocate a buffer for the data. - */ - server->tcp_length = server->tcp_lenbuf[0] << 8 - | server->tcp_lenbuf[1]; - server->tcp_buffer = malloc(server->tcp_length); - if (!server->tcp_buffer) - handle_error(channel, i, now); - server->tcp_buffer_pos = 0; - } - } - else - { - /* Read data into the allocated buffer. */ - count = sread(server->tcp_socket, - server->tcp_buffer + server->tcp_buffer_pos, - server->tcp_length - server->tcp_buffer_pos); - if (count <= 0) - { - if (!(count == -1 && try_again(SOCKERRNO))) - handle_error(channel, i, now); - continue; - } - - server->tcp_buffer_pos += (int)count; - if (server->tcp_buffer_pos == server->tcp_length) - { - /* We finished reading this answer; process it and - * prepare to read another length word. - */ - process_answer(channel, server->tcp_buffer, server->tcp_length, - i, 1, now); - if (server->tcp_buffer) - free(server->tcp_buffer); - server->tcp_buffer = NULL; - server->tcp_lenbuf_pos = 0; - server->tcp_buffer_pos = 0; - } - } - } -} - -/* If any UDP sockets select true for reading, process them. */ -static void read_udp_packets(ares_channel channel, fd_set *read_fds, - ares_socket_t read_fd, struct timeval *now) -{ - struct server_state *server; - int i; - ssize_t count; - unsigned char buf[PACKETSZ + 1]; -#ifdef HAVE_RECVFROM - struct sockaddr_in from; - ares_socklen_t fromlen; -#endif - - if(!read_fds && (read_fd == ARES_SOCKET_BAD)) - /* no possible action */ - return; - - for (i = 0; i < channel->nservers; i++) - { - /* Make sure the server has a socket and is selected in read_fds. */ - server = &channel->servers[i]; - - if (server->udp_socket == ARES_SOCKET_BAD || server->is_broken) - continue; - - if(read_fds) { - if(!FD_ISSET(server->udp_socket, read_fds)) - continue; - } - else { - if(server->udp_socket != read_fd) - continue; - } - - if(read_fds) - /* If there's an error and we close this socket, then open - * another with the same fd to talk to another server, then we - * don't want to think that it was the new socket that was - * ready. This is not disastrous, but is likely to result in - * extra system calls and confusion. */ - FD_CLR(server->udp_socket, read_fds); - - /* To reduce event loop overhead, read and process as many - * packets as we can. */ - do { -#ifdef HAVE_RECVFROM - fromlen = sizeof(from); - count = (ssize_t)recvfrom(server->udp_socket, (void *)buf, sizeof(buf), - 0, (struct sockaddr *)&from, &fromlen); -#else - count = sread(server->udp_socket, buf, sizeof(buf)); -#endif - if (count == -1 && try_again(SOCKERRNO)) - continue; - else if (count <= 0) - handle_error(channel, i, now); -#ifdef HAVE_RECVFROM - else if (from.sin_addr.s_addr != server->addr.s_addr) - /* Address response came from did not match the address - * we sent the request to. Someone may be attempting - * to perform a cache poisoning attack */ - break; -#endif - else - process_answer(channel, buf, (int)count, i, 0, now); - } while (count > 0); - } -} - -/* If any queries have timed out, note the timeout and move them on. */ -static void process_timeouts(ares_channel channel, struct timeval *now) -{ - time_t t; /* the time of the timeouts we're processing */ - struct query *query; - struct list_node* list_head; - struct list_node* list_node; - - /* Process all the timeouts that have fired since the last time we - * processed timeouts. If things are going well, then we'll have - * hundreds/thousands of queries that fall into future buckets, and - * only a handful of requests that fall into the "now" bucket, so - * this should be quite quick. - */ - for (t = channel->last_timeout_processed; t <= now->tv_sec; t++) - { - list_head = &(channel->queries_by_timeout[t % ARES_TIMEOUT_TABLE_SIZE]); - for (list_node = list_head->next; list_node != list_head; ) - { - query = list_node->data; - list_node = list_node->next; /* in case the query gets deleted */ - if (query->timeout.tv_sec && ares__timedout(now, &query->timeout)) - { - query->error_status = ARES_ETIMEOUT; - ++query->timeouts; - next_server(channel, query, now); - } - } - } - channel->last_timeout_processed = now->tv_sec; -} - -/* Handle an answer from a server. */ -static void process_answer(ares_channel channel, unsigned char *abuf, - int alen, int whichserver, int tcp, - struct timeval *now) -{ - int tc, rcode; - unsigned short id; - struct query *query; - struct list_node* list_head; - struct list_node* list_node; - - /* If there's no room in the answer for a header, we can't do much - * with it. */ - if (alen < HFIXEDSZ) - return; - - /* Grab the query ID, truncate bit, and response code from the packet. */ - id = DNS_HEADER_QID(abuf); - tc = DNS_HEADER_TC(abuf); - rcode = DNS_HEADER_RCODE(abuf); - - /* Find the query corresponding to this packet. The queries are - * hashed/bucketed by query id, so this lookup should be quick. - * Note that both the query id and the questions must be the same; - * when the query id wraps around we can have multiple outstanding - * queries with the same query id, so we need to check both the id and - * question. - */ - query = NULL; - list_head = &(channel->queries_by_qid[id % ARES_QID_TABLE_SIZE]); - for (list_node = list_head->next; list_node != list_head; - list_node = list_node->next) - { - struct query *q = list_node->data; - if ((q->qid == id) && same_questions(q->qbuf, q->qlen, abuf, alen)) - { - query = q; - break; - } - } - if (!query) - return; - - /* If we got a truncated UDP packet and are not ignoring truncation, - * don't accept the packet, and switch the query to TCP if we hadn't - * done so already. - */ - if ((tc || alen > PACKETSZ) && !tcp && !(channel->flags & ARES_FLAG_IGNTC)) - { - if (!query->using_tcp) - { - query->using_tcp = 1; - ares__send_query(channel, query, now); - } - return; - } - - /* Limit alen to PACKETSZ if we aren't using TCP (only relevant if we - * are ignoring truncation. - */ - if (alen > PACKETSZ && !tcp) - alen = PACKETSZ; - - /* If we aren't passing through all error packets, discard packets - * with SERVFAIL, NOTIMP, or REFUSED response codes. - */ - if (!(channel->flags & ARES_FLAG_NOCHECKRESP)) - { - if (rcode == SERVFAIL || rcode == NOTIMP || rcode == REFUSED) - { - skip_server(channel, query, whichserver); - if (query->server == whichserver) - next_server(channel, query, now); - return; - } - } - - end_query(channel, query, ARES_SUCCESS, abuf, alen); -} - -/* Close all the connections that are no longer usable. */ -static void process_broken_connections(ares_channel channel, - struct timeval *now) -{ - int i; - for (i = 0; i < channel->nservers; i++) - { - struct server_state *server = &channel->servers[i]; - if (server->is_broken) - { - handle_error(channel, i, now); - } - } -} - -static void handle_error(ares_channel channel, int whichserver, - struct timeval *now) -{ - struct server_state *server; - struct query *query; - struct list_node list_head; - struct list_node* list_node; - - server = &channel->servers[whichserver]; - - /* Reset communications with this server. */ - ares__close_sockets(channel, server); - - /* Tell all queries talking to this server to move on and not try - * this server again. We steal the current list of queries that were - * in-flight to this server, since when we call next_server this can - * cause the queries to be re-sent to this server, which will - * re-insert these queries in that same server->queries_to_server - * list. - */ - ares__init_list_head(&list_head); - ares__swap_lists(&list_head, &(server->queries_to_server)); - for (list_node = list_head.next; list_node != &list_head; ) - { - query = list_node->data; - list_node = list_node->next; /* in case the query gets deleted */ - assert(query->server == whichserver); - skip_server(channel, query, whichserver); - next_server(channel, query, now); - } - /* Each query should have removed itself from our temporary list as - * it re-sent itself or finished up... - */ - assert(ares__is_list_empty(&list_head)); -} - -static void skip_server(ares_channel channel, struct query *query, - int whichserver) { - /* The given server gave us problems with this query, so if we have - * the luxury of using other servers, then let's skip the - * potentially broken server and just use the others. If we only - * have one server and we need to retry then we should just go ahead - * and re-use that server, since it's our only hope; perhaps we - * just got unlucky, and retrying will work (eg, the server timed - * out our TCP connection just as we were sending another request). - */ - if (channel->nservers > 1) - { - query->server_info[whichserver].skip_server = 1; - } -} - -static void next_server(ares_channel channel, struct query *query, - struct timeval *now) -{ - /* We need to try each server channel->tries times. We have channel->nservers - * servers to try. In total, we need to do channel->nservers * channel->tries - * attempts. Use query->try to remember how many times we already attempted - * this query. Use modular arithmetic to find the next server to try. */ - while (++(query->try) < (channel->nservers * channel->tries)) - { - struct server_state *server; - - /* Move on to the next server. */ - query->server = (query->server + 1) % channel->nservers; - server = &channel->servers[query->server]; - - /* We don't want to use this server if (1) we decided this - * connection is broken, and thus about to be closed, (2) - * we've decided to skip this server because of earlier - * errors we encountered, or (3) we already sent this query - * over this exact connection. - */ - if (!server->is_broken && - !query->server_info[query->server].skip_server && - !(query->using_tcp && - (query->server_info[query->server].tcp_connection_generation == - server->tcp_connection_generation))) - { - ares__send_query(channel, query, now); - return; - } - - /* You might think that with TCP we only need one try. However, - * even when using TCP, servers can time-out our connection just - * as we're sending a request, or close our connection because - * they die, or never send us a reply because they get wedged or - * tickle a bug that drops our request. - */ - } - - /* If we are here, all attempts to perform query failed. */ - end_query(channel, query, query->error_status, NULL, 0); -} - -void ares__send_query(ares_channel channel, struct query *query, - struct timeval *now) -{ - struct send_request *sendreq; - struct server_state *server; - int timeplus; - - server = &channel->servers[query->server]; - if (query->using_tcp) - { - /* Make sure the TCP socket for this server is set up and queue - * a send request. - */ - if (server->tcp_socket == ARES_SOCKET_BAD) - { - if (open_tcp_socket(channel, server) == -1) - { - skip_server(channel, query, query->server); - next_server(channel, query, now); - return; - } - } - sendreq = calloc(1, sizeof(struct send_request)); - if (!sendreq) - { - end_query(channel, query, ARES_ENOMEM, NULL, 0); - return; - } - /* To make the common case fast, we avoid copies by using the - * query's tcpbuf for as long as the query is alive. In the rare - * case where the query ends while it's queued for transmission, - * then we give the sendreq its own copy of the request packet - * and put it in sendreq->data_storage. - */ - sendreq->data_storage = NULL; - sendreq->data = query->tcpbuf; - sendreq->len = query->tcplen; - sendreq->owner_query = query; - sendreq->next = NULL; - if (server->qtail) - server->qtail->next = sendreq; - else - { - SOCK_STATE_CALLBACK(channel, server->tcp_socket, 1, 1); - server->qhead = sendreq; - } - server->qtail = sendreq; - query->server_info[query->server].tcp_connection_generation = - server->tcp_connection_generation; - } - else - { - if (server->udp_socket == ARES_SOCKET_BAD) - { - if (open_udp_socket(channel, server) == -1) - { - skip_server(channel, query, query->server); - next_server(channel, query, now); - return; - } - } - if (swrite(server->udp_socket, query->qbuf, query->qlen) == -1) - { - /* FIXME: Handle EAGAIN here since it likely can happen. */ - skip_server(channel, query, query->server); - next_server(channel, query, now); - return; - } - } - timeplus = channel->timeout << (query->try / channel->nservers); - timeplus = (timeplus * (9 + (rand () & 7))) / 16; - query->timeout = *now; - ares__timeadd(&query->timeout, - timeplus); - /* Keep track of queries bucketed by timeout, so we can process - * timeout events quickly. - */ - ares__remove_from_list(&(query->queries_by_timeout)); - ares__insert_in_list( - &(query->queries_by_timeout), - &(channel->queries_by_timeout[query->timeout.tv_sec % - ARES_TIMEOUT_TABLE_SIZE])); - - /* Keep track of queries bucketed by server, so we can process server - * errors quickly. - */ - ares__remove_from_list(&(query->queries_to_server)); - ares__insert_in_list(&(query->queries_to_server), - &(server->queries_to_server)); -} - -/* - * setsocknonblock sets the given socket to either blocking or non-blocking mode - * based on the 'nonblock' boolean argument. This function is highly portable. - */ -static int setsocknonblock(ares_socket_t sockfd, /* operate on this */ - int nonblock /* TRUE or FALSE */) -{ -#if defined(USE_BLOCKING_SOCKETS) - - return 0; /* returns success */ - -#elif defined(HAVE_FCNTL_O_NONBLOCK) - - /* most recent unix versions */ - int flags; - flags = fcntl(sockfd, F_GETFL, 0); - if (FALSE != nonblock) - return fcntl(sockfd, F_SETFL, flags | O_NONBLOCK); - else - return fcntl(sockfd, F_SETFL, flags & (~O_NONBLOCK)); - -#elif defined(HAVE_IOCTL_FIONBIO) - - /* older unix versions */ - int flags; - flags = nonblock; - return ioctl(sockfd, FIONBIO, &flags); - -#elif defined(HAVE_IOCTLSOCKET_FIONBIO) - -#ifdef WATT32 - char flags; -#else - /* Windows */ - unsigned long flags; -#endif - flags = nonblock; - return ioctlsocket(sockfd, FIONBIO, &flags); - -#elif defined(HAVE_IOCTLSOCKET_CAMEL_FIONBIO) - - /* Amiga */ - return IoctlSocket(sockfd, FIONBIO, (long)nonblock); - -#elif defined(HAVE_SETSOCKOPT_SO_NONBLOCK) - - /* BeOS */ - long b = nonblock ? 1 : 0; - return setsockopt(sockfd, SOL_SOCKET, SO_NONBLOCK, &b, sizeof(b)); - -#else -# error "no non-blocking method was found/used/set" -#endif -} - -static int configure_socket(int s, ares_channel channel) -{ - setsocknonblock(s, TRUE); - -#if defined(FD_CLOEXEC) && !defined(MSDOS) - /* Configure the socket fd as close-on-exec. */ - if (fcntl(s, F_SETFD, FD_CLOEXEC) == -1) - return -1; -#endif - - /* Set the socket's send and receive buffer sizes. */ - if ((channel->socket_send_buffer_size > 0) && - setsockopt(s, SOL_SOCKET, SO_SNDBUF, - (void *)&channel->socket_send_buffer_size, - sizeof(channel->socket_send_buffer_size)) == -1) - return -1; - - if ((channel->socket_receive_buffer_size > 0) && - setsockopt(s, SOL_SOCKET, SO_RCVBUF, - (void *)&channel->socket_receive_buffer_size, - sizeof(channel->socket_receive_buffer_size)) == -1) - return -1; - - return 0; - } - -static int open_tcp_socket(ares_channel channel, struct server_state *server) -{ - ares_socket_t s; - int opt; - struct sockaddr_in sockin; - - /* Acquire a socket. */ - s = socket(AF_INET, SOCK_STREAM, 0); - if (s == ARES_SOCKET_BAD) - return -1; - - /* Configure it. */ - if (configure_socket(s, channel) < 0) - { - sclose(s); - return -1; - } - -#ifdef TCP_NODELAY - /* - * Disable the Nagle algorithm (only relevant for TCP sockets, and thus not in - * configure_socket). In general, in DNS lookups we're pretty much interested - * in firing off a single request and then waiting for a reply, so batching - * isn't very interesting in general. - */ - opt = 1; - if (setsockopt(s, IPPROTO_TCP, TCP_NODELAY, - (void *)&opt, sizeof(opt)) == -1) - { - sclose(s); - return -1; - } -#endif - - /* Connect to the server. */ - memset(&sockin, 0, sizeof(sockin)); - sockin.sin_family = AF_INET; - sockin.sin_addr = server->addr; - sockin.sin_port = (unsigned short)(channel->tcp_port & 0xffff); - if (connect(s, (struct sockaddr *) &sockin, sizeof(sockin)) == -1) - { - int err = SOCKERRNO; - - if (err != EINPROGRESS && err != EWOULDBLOCK) - { - sclose(s); - return -1; - } - } - - if (channel->sock_create_cb) - { - int err = channel->sock_create_cb(s, SOCK_STREAM, - channel->sock_create_cb_data); - if (err < 0) - { - sclose(s); - return err; - } - } - - SOCK_STATE_CALLBACK(channel, s, 1, 0); - server->tcp_buffer_pos = 0; - server->tcp_socket = s; - server->tcp_connection_generation = ++channel->tcp_connection_generation; - return 0; -} - -static int open_udp_socket(ares_channel channel, struct server_state *server) -{ - ares_socket_t s; - struct sockaddr_in sockin; - - /* Acquire a socket. */ - s = socket(AF_INET, SOCK_DGRAM, 0); - if (s == ARES_SOCKET_BAD) - return -1; - - /* Set the socket non-blocking. */ - if (configure_socket(s, channel) < 0) - { - sclose(s); - return -1; - } - - /* Connect to the server. */ - memset(&sockin, 0, sizeof(sockin)); - sockin.sin_family = AF_INET; - sockin.sin_addr = server->addr; - sockin.sin_port = (unsigned short)(channel->udp_port & 0xffff); - if (connect(s, (struct sockaddr *) &sockin, sizeof(sockin)) == -1) - { - int err = SOCKERRNO; - - if (err != EINPROGRESS && err != EWOULDBLOCK) - { - sclose(s); - return -1; - } - } - - if (channel->sock_create_cb) - { - int err = channel->sock_create_cb(s, SOCK_DGRAM, - channel->sock_create_cb_data); - if (err < 0) - { - sclose(s); - return err; - } - } - - SOCK_STATE_CALLBACK(channel, s, 1, 0); - - server->udp_socket = s; - return 0; -} - -static int same_questions(const unsigned char *qbuf, int qlen, - const unsigned char *abuf, int alen) -{ - struct { - const unsigned char *p; - int qdcount; - char *name; - long namelen; - int type; - int dnsclass; - } q, a; - int i, j; - - if (qlen < HFIXEDSZ || alen < HFIXEDSZ) - return 0; - - /* Extract qdcount from the request and reply buffers and compare them. */ - q.qdcount = DNS_HEADER_QDCOUNT(qbuf); - a.qdcount = DNS_HEADER_QDCOUNT(abuf); - if (q.qdcount != a.qdcount) - return 0; - - /* For each question in qbuf, find it in abuf. */ - q.p = qbuf + HFIXEDSZ; - for (i = 0; i < q.qdcount; i++) - { - /* Decode the question in the query. */ - if (ares_expand_name(q.p, qbuf, qlen, &q.name, &q.namelen) - != ARES_SUCCESS) - return 0; - q.p += q.namelen; - if (q.p + QFIXEDSZ > qbuf + qlen) - { - free(q.name); - return 0; - } - q.type = DNS_QUESTION_TYPE(q.p); - q.dnsclass = DNS_QUESTION_CLASS(q.p); - q.p += QFIXEDSZ; - - /* Search for this question in the answer. */ - a.p = abuf + HFIXEDSZ; - for (j = 0; j < a.qdcount; j++) - { - /* Decode the question in the answer. */ - if (ares_expand_name(a.p, abuf, alen, &a.name, &a.namelen) - != ARES_SUCCESS) - { - free(q.name); - return 0; - } - a.p += a.namelen; - if (a.p + QFIXEDSZ > abuf + alen) - { - free(q.name); - free(a.name); - return 0; - } - a.type = DNS_QUESTION_TYPE(a.p); - a.dnsclass = DNS_QUESTION_CLASS(a.p); - a.p += QFIXEDSZ; - - /* Compare the decoded questions. */ - if (strcasecmp(q.name, a.name) == 0 && q.type == a.type - && q.dnsclass == a.dnsclass) - { - free(a.name); - break; - } - free(a.name); - } - - free(q.name); - if (j == a.qdcount) - return 0; - } - return 1; -} - -static void end_query (ares_channel channel, struct query *query, int status, - unsigned char *abuf, int alen) -{ - int i; - - /* First we check to see if this query ended while one of our send - * queues still has pointers to it. - */ - for (i = 0; i < channel->nservers; i++) - { - struct server_state *server = &channel->servers[i]; - struct send_request *sendreq; - for (sendreq = server->qhead; sendreq; sendreq = sendreq->next) - if (sendreq->owner_query == query) - { - sendreq->owner_query = NULL; - assert(sendreq->data_storage == NULL); - if (status == ARES_SUCCESS) - { - /* We got a reply for this query, but this queued - * sendreq points into this soon-to-be-gone query's - * tcpbuf. Probably this means we timed out and queued - * the query for retransmission, then received a - * response before actually retransmitting. This is - * perfectly fine, so we want to keep the connection - * running smoothly if we can. But in the worst case - * we may have sent only some prefix of the query, - * with some suffix of the query left to send. Also, - * the buffer may be queued on multiple queues. To - * prevent dangling pointers to the query's tcpbuf and - * handle these cases, we just give such sendreqs - * their own copy of the query packet. - */ - sendreq->data_storage = malloc(sendreq->len); - if (sendreq->data_storage != NULL) - { - memcpy(sendreq->data_storage, sendreq->data, sendreq->len); - sendreq->data = sendreq->data_storage; - } - } - if ((status != ARES_SUCCESS) || (sendreq->data_storage == NULL)) - { - /* We encountered an error (probably a timeout, - * suggesting the DNS server we're talking to is - * probably unreachable, wedged, or severely - * overloaded) or we couldn't copy the request, so - * mark the connection as broken. When we get to - * process_broken_connections() we'll close the - * connection and try to re-send requests to another - * server. - */ - server->is_broken = 1; - /* Just to be paranoid, zero out this sendreq... */ - sendreq->data = NULL; - sendreq->len = 0; - } - } - } - - /* Invoke the callback */ - query->callback(query->arg, status, query->timeouts, abuf, alen); - ares__free_query(query); - - /* Simple cleanup policy: if no queries are remaining, close all - * network sockets unless STAYOPEN is set. - */ - if (!(channel->flags & ARES_FLAG_STAYOPEN) && - ares__is_list_empty(&(channel->all_queries))) - { - for (i = 0; i < channel->nservers; i++) - ares__close_sockets(channel, &channel->servers[i]); - } -} - -void ares__free_query(struct query *query) -{ - /* Remove the query from all the lists in which it is linked */ - ares__remove_from_list(&(query->queries_by_qid)); - ares__remove_from_list(&(query->queries_by_timeout)); - ares__remove_from_list(&(query->queries_to_server)); - ares__remove_from_list(&(query->all_queries)); - /* Zero out some important stuff, to help catch bugs */ - query->callback = NULL; - query->arg = NULL; - /* Deallocate the memory associated with the query */ - free(query->tcpbuf); - free(query->server_info); - free(query); -} diff --git a/3rdParty/CAres/src/ares_query.c b/3rdParty/CAres/src/ares_query.c deleted file mode 100644 index 7052d7a..0000000 --- a/3rdParty/CAres/src/ares_query.c +++ /dev/null @@ -1,184 +0,0 @@ -/* $Id: ares_query.c,v 1.21 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#include <stdlib.h> -#include "ares.h" -#include "ares_dns.h" -#include "ares_private.h" - -struct qquery { - ares_callback callback; - void *arg; -}; - -static void qcallback(void *arg, int status, int timeouts, unsigned char *abuf, int alen); - -void ares__rc4(rc4_key* key, unsigned char *buffer_ptr, int buffer_len) -{ - unsigned char x; - unsigned char y; - unsigned char* state; - unsigned char xorIndex; - short counter; - - x = key->x; - y = key->y; - - state = &key->state[0]; - for(counter = 0; counter < buffer_len; counter ++) - { - x = (unsigned char)((x + 1) % 256); - y = (unsigned char)((state[x] + y) % 256); - ARES_SWAP_BYTE(&state[x], &state[y]); - - xorIndex = (unsigned char)((state[x] + state[y]) % 256); - - buffer_ptr[counter] = (unsigned char)(buffer_ptr[counter]^state[xorIndex]); - } - key->x = x; - key->y = y; -} - -static struct query* find_query_by_id(ares_channel channel, unsigned short id) -{ - unsigned short qid; - struct list_node* list_head; - struct list_node* list_node; - DNS_HEADER_SET_QID(((unsigned char*)&qid), id); - - /* Find the query corresponding to this packet. */ - list_head = &(channel->queries_by_qid[qid % ARES_QID_TABLE_SIZE]); - for (list_node = list_head->next; list_node != list_head; - list_node = list_node->next) - { - struct query *q = list_node->data; - if (q->qid == qid) - return q; - } - return NULL; -} - - -/* a unique query id is generated using an rc4 key. Since the id may already - be used by a running query (as infrequent as it may be), a lookup is - performed per id generation. In practice this search should happen only - once per newly generated id -*/ -static unsigned short generate_unique_id(ares_channel channel) -{ - unsigned short id; - - do { - id = ares__generate_new_id(&channel->id_key); - } while (find_query_by_id(channel, id)); - - return (unsigned short)id; -} - -void ares_query(ares_channel channel, const char *name, int dnsclass, - int type, ares_callback callback, void *arg) -{ - struct qquery *qquery; - unsigned char *qbuf; - int qlen, rd, status; - - /* Compose the query. */ - rd = !(channel->flags & ARES_FLAG_NORECURSE); - status = ares_mkquery(name, dnsclass, type, channel->next_id, rd, &qbuf, - &qlen); - if (status != ARES_SUCCESS) - { - if (qbuf != NULL) free(qbuf); - callback(arg, status, 0, NULL, 0); - return; - } - - channel->next_id = generate_unique_id(channel); - - /* Allocate and fill in the query structure. */ - qquery = malloc(sizeof(struct qquery)); - if (!qquery) - { - ares_free_string(qbuf); - callback(arg, ARES_ENOMEM, 0, NULL, 0); - return; - } - qquery->callback = callback; - qquery->arg = arg; - - /* Send it off. qcallback will be called when we get an answer. */ - ares_send(channel, qbuf, qlen, qcallback, qquery); - ares_free_string(qbuf); -} - -static void qcallback(void *arg, int status, int timeouts, unsigned char *abuf, int alen) -{ - struct qquery *qquery = (struct qquery *) arg; - unsigned int ancount; - int rcode; - - if (status != ARES_SUCCESS) - qquery->callback(qquery->arg, status, timeouts, abuf, alen); - else - { - /* Pull the response code and answer count from the packet. */ - rcode = DNS_HEADER_RCODE(abuf); - ancount = DNS_HEADER_ANCOUNT(abuf); - - /* Convert errors. */ - switch (rcode) - { - case NOERROR: - status = (ancount > 0) ? ARES_SUCCESS : ARES_ENODATA; - break; - case FORMERR: - status = ARES_EFORMERR; - break; - case SERVFAIL: - status = ARES_ESERVFAIL; - break; - case NXDOMAIN: - status = ARES_ENOTFOUND; - break; - case NOTIMP: - status = ARES_ENOTIMP; - break; - case REFUSED: - status = ARES_EREFUSED; - break; - } - qquery->callback(qquery->arg, status, timeouts, abuf, alen); - } - free(qquery); -} diff --git a/3rdParty/CAres/src/ares_rules.h b/3rdParty/CAres/src/ares_rules.h deleted file mode 100644 index 65bc1eb..0000000 --- a/3rdParty/CAres/src/ares_rules.h +++ /dev/null @@ -1,145 +0,0 @@ -#ifndef __CARES_RULES_H -#define __CARES_RULES_H - -/* $Id: ares_rules.h,v 1.3 2009-10-27 16:56:20 yangtse Exp $ */ - -/* Copyright (C) 2009 by Daniel Stenberg et al - * - * Permission to use, copy, modify, and distribute this software and its - * documentation for any purpose and without fee is hereby granted, provided - * that the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. M.I.T. makes no representations about the - * suitability of this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -/* ================================================================ */ -/* COMPILE TIME SANITY CHECKS */ -/* ================================================================ */ - -/* - * NOTE 1: - * ------- - * - * All checks done in this file are intentionally placed in a public - * header file which is pulled by ares.h when an application is - * being built using an already built c-ares library. Additionally - * this file is also included and used when building the library. - * - * If compilation fails on this file it is certainly sure that the - * problem is elsewhere. It could be a problem in the ares_build.h - * header file, or simply that you are using different compilation - * settings than those used to build the library. - * - * Nothing in this file is intended to be modified or adjusted by the - * c-ares library user nor by the c-ares library builder. - * - * Do not deactivate any check, these are done to make sure that the - * library is properly built and used. - * - * You can find further help on the c-ares development mailing list: - * http://cool.haxx.se/mailman/listinfo/c-ares/ - * - * NOTE 2 - * ------ - * - * Some of the following compile time checks are based on the fact - * that the dimension of a constant array can not be a negative one. - * In this way if the compile time verification fails, the compilation - * will fail issuing an error. The error description wording is compiler - * dependent but it will be quite similar to one of the following: - * - * "negative subscript or subscript is too large" - * "array must have at least one element" - * "-1 is an illegal array size" - * "size of array is negative" - * - * If you are building an application which tries to use an already - * built c-ares library and you are getting this kind of errors on - * this file, it is a clear indication that there is a mismatch between - * how the library was built and how you are trying to use it for your - * application. Your already compiled or binary library provider is the - * only one who can give you the details you need to properly use it. - */ - -/* - * Verify that some macros are actually defined. - */ - -#ifndef CARES_SIZEOF_LONG -# error "CARES_SIZEOF_LONG definition is missing!" - Error Compilation_aborted_CARES_SIZEOF_LONG_is_missing -#endif - -#ifndef CARES_TYPEOF_ARES_SOCKLEN_T -# error "CARES_TYPEOF_ARES_SOCKLEN_T definition is missing!" - Error Compilation_aborted_CARES_TYPEOF_ARES_SOCKLEN_T_is_missing -#endif - -#ifndef CARES_SIZEOF_ARES_SOCKLEN_T -# error "CARES_SIZEOF_ARES_SOCKLEN_T definition is missing!" - Error Compilation_aborted_CARES_SIZEOF_ARES_SOCKLEN_T_is_missing -#endif - -/* - * Macros private to this header file. - */ - -#define CareschkszEQ(t, s) sizeof(t) == s ? 1 : -1 - -#define CareschkszGE(t1, t2) sizeof(t1) >= sizeof(t2) ? 1 : -1 - -/* - * Verify that the size previously defined and expected for long - * is the same as the one reported by sizeof() at compile time. - */ - -typedef char - __cares_rule_01__ - [CareschkszEQ(long, CARES_SIZEOF_LONG)]; - -/* - * Verify that the size previously defined and expected for - * ares_socklen_t is actually the the same as the one reported - * by sizeof() at compile time. - */ - -typedef char - __cares_rule_02__ - [CareschkszEQ(ares_socklen_t, CARES_SIZEOF_ARES_SOCKLEN_T)]; - -/* - * Verify at compile time that the size of ares_socklen_t as reported - * by sizeof() is greater or equal than the one reported for int for - * the current compilation. - */ - -typedef char - __cares_rule_03__ - [CareschkszGE(ares_socklen_t, int)]; - -/* ================================================================ */ -/* EXTERNALLY AND INTERNALLY VISIBLE DEFINITIONS */ -/* ================================================================ */ - -/* - * Get rid of macros private to this header file. - */ - -#undef CareschkszEQ -#undef CareschkszGE - -/* - * Get rid of macros not intended to exist beyond this point. - */ - -#undef CARES_PULL_WS2TCPIP_H -#undef CARES_PULL_SYS_TYPES_H -#undef CARES_PULL_SYS_SOCKET_H - -#undef CARES_TYPEOF_ARES_SOCKLEN_T - -#endif /* __CARES_RULES_H */ diff --git a/3rdParty/CAres/src/ares_search.c b/3rdParty/CAres/src/ares_search.c deleted file mode 100644 index 9a44397..0000000 --- a/3rdParty/CAres/src/ares_search.c +++ /dev/null @@ -1,323 +0,0 @@ -/* $Id: ares_search.c,v 1.20 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <ctype.h> -#include <errno.h> - -#ifdef HAVE_STRINGS_H -# include <strings.h> -#endif - -#include "ares.h" -#include "ares_private.h" - -struct search_query { - /* Arguments passed to ares_search */ - ares_channel channel; - char *name; /* copied into an allocated buffer */ - int dnsclass; - int type; - ares_callback callback; - void *arg; - - int status_as_is; /* error status from trying as-is */ - int next_domain; /* next search domain to try */ - int trying_as_is; /* current query is for name as-is */ - int timeouts; /* number of timeouts we saw for this request */ - int ever_got_nodata; /* did we ever get ARES_ENODATA along the way? */ -}; - -static void search_callback(void *arg, int status, int timeouts, - unsigned char *abuf, int alen); -static void end_squery(struct search_query *squery, int status, - unsigned char *abuf, int alen); -static int cat_domain(const char *name, const char *domain, char **s); -static int single_domain(ares_channel channel, const char *name, char **s); - -void ares_search(ares_channel channel, const char *name, int dnsclass, - int type, ares_callback callback, void *arg) -{ - struct search_query *squery; - char *s; - const char *p; - int status, ndots; - - /* If name only yields one domain to search, then we don't have - * to keep extra state, so just do an ares_query(). - */ - status = single_domain(channel, name, &s); - if (status != ARES_SUCCESS) - { - callback(arg, status, 0, NULL, 0); - return; - } - if (s) - { - ares_query(channel, s, dnsclass, type, callback, arg); - free(s); - return; - } - - /* Allocate a search_query structure to hold the state necessary for - * doing multiple lookups. - */ - squery = malloc(sizeof(struct search_query)); - if (!squery) - { - callback(arg, ARES_ENOMEM, 0, NULL, 0); - return; - } - squery->channel = channel; - squery->name = strdup(name); - if (!squery->name) - { - free(squery); - callback(arg, ARES_ENOMEM, 0, NULL, 0); - return; - } - squery->dnsclass = dnsclass; - squery->type = type; - squery->status_as_is = -1; - squery->callback = callback; - squery->arg = arg; - squery->timeouts = 0; - squery->ever_got_nodata = 0; - - /* Count the number of dots in name. */ - ndots = 0; - for (p = name; *p; p++) - { - if (*p == '.') - ndots++; - } - - /* If ndots is at least the channel ndots threshold (usually 1), - * then we try the name as-is first. Otherwise, we try the name - * as-is last. - */ - if (ndots >= channel->ndots) - { - /* Try the name as-is first. */ - squery->next_domain = 0; - squery->trying_as_is = 1; - ares_query(channel, name, dnsclass, type, search_callback, squery); - } - else - { - /* Try the name as-is last; start with the first search domain. */ - squery->next_domain = 1; - squery->trying_as_is = 0; - status = cat_domain(name, channel->domains[0], &s); - if (status == ARES_SUCCESS) - { - ares_query(channel, s, dnsclass, type, search_callback, squery); - free(s); - } - else - { - /* failed, free the malloc()ed memory */ - free(squery->name); - free(squery); - callback(arg, status, 0, NULL, 0); - } - } -} - -static void search_callback(void *arg, int status, int timeouts, - unsigned char *abuf, int alen) -{ - struct search_query *squery = (struct search_query *) arg; - ares_channel channel = squery->channel; - char *s; - - squery->timeouts += timeouts; - - /* Stop searching unless we got a non-fatal error. */ - if (status != ARES_ENODATA && status != ARES_ESERVFAIL - && status != ARES_ENOTFOUND) - end_squery(squery, status, abuf, alen); - else - { - /* Save the status if we were trying as-is. */ - if (squery->trying_as_is) - squery->status_as_is = status; - - /* - * If we ever get ARES_ENODATA along the way, record that; if the search - * should run to the very end and we got at least one ARES_ENODATA, - * then callers like ares_gethostbyname() may want to try a T_A search - * even if the last domain we queried for T_AAAA resource records - * returned ARES_ENOTFOUND. - */ - if (status == ARES_ENODATA) - squery->ever_got_nodata = 1; - - if (squery->next_domain < channel->ndomains) - { - /* Try the next domain. */ - status = cat_domain(squery->name, - channel->domains[squery->next_domain], &s); - if (status != ARES_SUCCESS) - end_squery(squery, status, NULL, 0); - else - { - squery->trying_as_is = 0; - squery->next_domain++; - ares_query(channel, s, squery->dnsclass, squery->type, - search_callback, squery); - free(s); - } - } - else if (squery->status_as_is == -1) - { - /* Try the name as-is at the end. */ - squery->trying_as_is = 1; - ares_query(channel, squery->name, squery->dnsclass, squery->type, - search_callback, squery); - } - else { - if (squery->status_as_is == ARES_ENOTFOUND && squery->ever_got_nodata) { - end_squery(squery, ARES_ENODATA, NULL, 0); - } - else - end_squery(squery, squery->status_as_is, NULL, 0); - } - } -} - -static void end_squery(struct search_query *squery, int status, - unsigned char *abuf, int alen) -{ - squery->callback(squery->arg, status, squery->timeouts, abuf, alen); - free(squery->name); - free(squery); -} - -/* Concatenate two domains. */ -static int cat_domain(const char *name, const char *domain, char **s) -{ - size_t nlen = strlen(name); - size_t dlen = strlen(domain); - - *s = malloc(nlen + 1 + dlen + 1); - if (!*s) - return ARES_ENOMEM; - memcpy(*s, name, nlen); - (*s)[nlen] = '.'; - memcpy(*s + nlen + 1, domain, dlen); - (*s)[nlen + 1 + dlen] = 0; - return ARES_SUCCESS; -} - -/* Determine if this name only yields one query. If it does, set *s to - * the string we should query, in an allocated buffer. If not, set *s - * to NULL. - */ -static int single_domain(ares_channel channel, const char *name, char **s) -{ - size_t len = strlen(name); - const char *hostaliases; - FILE *fp; - char *line = NULL; - int status; - size_t linesize; - const char *p, *q; - int error; - - /* If the name contains a trailing dot, then the single query is the name - * sans the trailing dot. - */ - if (name[len - 1] == '.') - { - *s = strdup(name); - return (*s) ? ARES_SUCCESS : ARES_ENOMEM; - } - - if (!(channel->flags & ARES_FLAG_NOALIASES) && !strchr(name, '.')) - { - /* The name might be a host alias. */ - hostaliases = getenv("HOSTALIASES"); - if (hostaliases) - { - fp = fopen(hostaliases, "r"); - if (fp) - { - while ((status = ares__read_line(fp, &line, &linesize)) - == ARES_SUCCESS) - { - if (strncasecmp(line, name, len) != 0 || - !ISSPACE(line[len])) - continue; - p = line + len; - while (ISSPACE(*p)) - p++; - if (*p) - { - q = p + 1; - while (*q && !ISSPACE(*q)) - q++; - *s = malloc(q - p + 1); - if (*s) - { - memcpy(*s, p, q - p); - (*s)[q - p] = 0; - } - free(line); - fclose(fp); - return (*s) ? ARES_SUCCESS : ARES_ENOMEM; - } - } - free(line); - fclose(fp); - if (status != ARES_SUCCESS) - return status; - } - else - { - error = errno; - switch(error) - { - case ENOENT: - case ESRCH: - break; - default: - DEBUGF(fprintf(stderr, "fopen() failed with error: %d %s\n", - error, strerror(error))); - DEBUGF(fprintf(stderr, "Error opening file: %s\n", - hostaliases)); - *s = NULL; - return ARES_EFILE; - } - } - } - } - - if (channel->flags & ARES_FLAG_NOSEARCH || channel->ndomains == 0) - { - /* No domain search to do; just try the name as-is. */ - *s = strdup(name); - return (*s) ? ARES_SUCCESS : ARES_ENOMEM; - } - - *s = NULL; - return ARES_SUCCESS; -} diff --git a/3rdParty/CAres/src/ares_send.c b/3rdParty/CAres/src/ares_send.c deleted file mode 100644 index eb35b47..0000000 --- a/3rdParty/CAres/src/ares_send.c +++ /dev/null @@ -1,135 +0,0 @@ -/* $Id: ares_send.c,v 1.21 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#include <stdlib.h> -#include <string.h> -#include <time.h> -#include "ares.h" -#include "ares_dns.h" -#include "ares_private.h" - -void ares_send(ares_channel channel, const unsigned char *qbuf, int qlen, - ares_callback callback, void *arg) -{ - struct query *query; - int i; - struct timeval now; - - /* Verify that the query is at least long enough to hold the header. */ - if (qlen < HFIXEDSZ || qlen >= (1 << 16)) - { - callback(arg, ARES_EBADQUERY, 0, NULL, 0); - return; - } - - /* Allocate space for query and allocated fields. */ - query = malloc(sizeof(struct query)); - if (!query) - { - callback(arg, ARES_ENOMEM, 0, NULL, 0); - return; - } - query->tcpbuf = malloc(qlen + 2); - if (!query->tcpbuf) - { - free(query); - callback(arg, ARES_ENOMEM, 0, NULL, 0); - return; - } - query->server_info = malloc(channel->nservers * - sizeof(query->server_info[0])); - if (!query->server_info) - { - free(query->tcpbuf); - free(query); - callback(arg, ARES_ENOMEM, 0, NULL, 0); - return; - } - - /* Compute the query ID. Start with no timeout. */ - query->qid = (unsigned short)DNS_HEADER_QID(qbuf); - query->timeout.tv_sec = 0; - query->timeout.tv_usec = 0; - - /* Form the TCP query buffer by prepending qlen (as two - * network-order bytes) to qbuf. - */ - query->tcpbuf[0] = (unsigned char)((qlen >> 8) & 0xff); - query->tcpbuf[1] = (unsigned char)(qlen & 0xff); - memcpy(query->tcpbuf + 2, qbuf, qlen); - query->tcplen = qlen + 2; - - /* Fill in query arguments. */ - query->qbuf = query->tcpbuf + 2; - query->qlen = qlen; - query->callback = callback; - query->arg = arg; - - /* Initialize query status. */ - query->try = 0; - - /* Choose the server to send the query to. If rotation is enabled, keep track - * of the next server we want to use. */ - query->server = channel->last_server; - if (channel->rotate == 1) - channel->last_server = (channel->last_server + 1) % channel->nservers; - - for (i = 0; i < channel->nservers; i++) - { - query->server_info[i].skip_server = 0; - query->server_info[i].tcp_connection_generation = 0; - } - query->using_tcp = (channel->flags & ARES_FLAG_USEVC) || qlen > PACKETSZ; - query->error_status = ARES_ECONNREFUSED; - query->timeouts = 0; - - /* Initialize our list nodes. */ - ares__init_list_node(&(query->queries_by_qid), query); - ares__init_list_node(&(query->queries_by_timeout), query); - ares__init_list_node(&(query->queries_to_server), query); - ares__init_list_node(&(query->all_queries), query); - - /* Chain the query into the list of all queries. */ - ares__insert_in_list(&(query->all_queries), &(channel->all_queries)); - /* Keep track of queries bucketed by qid, so we can process DNS - * responses quickly. - */ - ares__insert_in_list( - &(query->queries_by_qid), - &(channel->queries_by_qid[query->qid % ARES_QID_TABLE_SIZE])); - - /* Perform the first query action. */ - now = ares__tvnow(); - ares__send_query(channel, query, &now); -} diff --git a/3rdParty/CAres/src/ares_setup.h b/3rdParty/CAres/src/ares_setup.h deleted file mode 100644 index 5ce9398..0000000 --- a/3rdParty/CAres/src/ares_setup.h +++ /dev/null @@ -1,198 +0,0 @@ -#ifndef HEADER_CARES_SETUP_H -#define HEADER_CARES_SETUP_H - -/* $Id: ares_setup.h,v 1.2 2009-11-14 18:51:37 yangtse Exp $ */ - -/* Copyright (C) 2004 - 2009 by Daniel Stenberg et al - * - * Permission to use, copy, modify, and distribute this software and its - * documentation for any purpose and without fee is hereby granted, provided - * that the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. M.I.T. makes no representations about the - * suitability of this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -/* - * Define WIN32 when build target is Win32 API - */ - -#if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32) -#define WIN32 -#endif - -/* - * Include configuration script results or hand-crafted - * configuration file for platforms which lack config tool. - */ - -#ifdef HAVE_CONFIG_H -#include "ares_config.h" -#else - -#ifdef WIN32 -#include "config-win32.h" -#endif - -#endif /* HAVE_CONFIG_H */ - -/* ================================================================ */ -/* Definition of preprocessor macros/symbols which modify compiler */ -/* behaviour or generated code characteristics must be done here, */ -/* as appropriate, before any system header file is included. It is */ -/* also possible to have them defined in the config file included */ -/* before this point. As a result of all this we frown inclusion of */ -/* system header files in our config files, avoid this at any cost. */ -/* ================================================================ */ - -/* - * AIX 4.3 and newer needs _THREAD_SAFE defined to build - * proper reentrant code. Others may also need it. - */ - -#ifdef NEED_THREAD_SAFE -# ifndef _THREAD_SAFE -# define _THREAD_SAFE -# endif -#endif - -/* - * Tru64 needs _REENTRANT set for a few function prototypes and - * things to appear in the system header files. Unixware needs it - * to build proper reentrant code. Others may also need it. - */ - -#ifdef NEED_REENTRANT -# ifndef _REENTRANT -# define _REENTRANT -# endif -#endif - -/* ================================================================ */ -/* If you need to include a system header file for your platform, */ -/* please, do it beyond the point further indicated in this file. */ -/* ================================================================ */ - -/* - * c-ares external interface definitions are also used internally, - * and might also include required system header files to define them. - */ - -#include <ares_build.h> - -/* - * Compile time sanity checks must also be done when building the library. - */ - -#include <ares_rules.h> - -/* ================================================================= */ -/* No system header file shall be included in this file before this */ -/* point. The only allowed ones are those included from ares_build.h */ -/* ================================================================= */ - -/* - * Include header files for windows builds before redefining anything. - * Use this preproessor block only to include or exclude windows.h, - * winsock2.h, ws2tcpip.h or winsock.h. Any other windows thing belongs - * to any other further and independent block. Under Cygwin things work - * just as under linux (e.g. <sys/socket.h>) and the winsock headers should - * never be included when __CYGWIN__ is defined. configure script takes - * care of this, not defining HAVE_WINDOWS_H, HAVE_WINSOCK_H, HAVE_WINSOCK2_H, - * neither HAVE_WS2TCPIP_H when __CYGWIN__ is defined. - */ - -#ifdef HAVE_WINDOWS_H -# ifndef WIN32_LEAN_AND_MEAN -# define WIN32_LEAN_AND_MEAN -# endif -# include <windows.h> -# ifdef HAVE_WINSOCK2_H -# include <winsock2.h> -# ifdef HAVE_WS2TCPIP_H -# include <ws2tcpip.h> -# endif -# else -# ifdef HAVE_WINSOCK_H -# include <winsock.h> -# endif -# endif -#endif - -/* - * Define USE_WINSOCK to 2 if we have and use WINSOCK2 API, else - * define USE_WINSOCK to 1 if we have and use WINSOCK API, else - * undefine USE_WINSOCK. - */ - -#undef USE_WINSOCK - -#ifdef HAVE_WINSOCK2_H -# define USE_WINSOCK 2 -#else -# ifdef HAVE_WINSOCK_H -# define USE_WINSOCK 1 -# endif -#endif - -/* - * Work-arounds for systems without configure support - */ - -#ifndef HAVE_CONFIG_H - -#if !defined(HAVE_SYS_TIME_H) && !defined(_MSC_VER) && !defined(__WATCOMC__) -#define HAVE_SYS_TIME_H -#endif - -#if !defined(HAVE_UNISTD_H) && !defined(_MSC_VER) -#define HAVE_UNISTD_H 1 -#endif - -#if !defined(HAVE_SYS_UIO_H) && !defined(WIN32) && !defined(MSDOS) -#define HAVE_SYS_UIO_H -#endif - -#endif /* HAVE_CONFIG_H */ - -#ifdef __POCC__ -# include <sys/types.h> -# include <unistd.h> -# define ESRCH 3 -#endif - -/* - * Recent autoconf versions define these symbols in ares_config.h. We don't - * want them (since they collide with the libcurl ones when we build - * --enable-debug) so we undef them again here. - */ - -#undef PACKAGE_STRING -#undef PACKAGE_TARNAME -#undef PACKAGE_VERSION -#undef PACKAGE_BUGREPORT -#undef PACKAGE_NAME -#undef VERSION -#undef PACKAGE - -/* IPv6 compatibility */ -#if !defined(HAVE_AF_INET6) -#if defined(HAVE_PF_INET6) -#define AF_INET6 PF_INET6 -#else -#define AF_INET6 AF_MAX+1 -#endif -#endif - -/* - * Include macros and defines that should only be processed once. - */ - -#ifndef __SETUP_ONCE_H -#include "setup_once.h" -#endif - -#endif /* HEADER_CARES_SETUP_H */ diff --git a/3rdParty/CAres/src/ares_strcasecmp.c b/3rdParty/CAres/src/ares_strcasecmp.c deleted file mode 100644 index 8329e30..0000000 --- a/3rdParty/CAres/src/ares_strcasecmp.c +++ /dev/null @@ -1,67 +0,0 @@ - -/* $Id: ares_strcasecmp.c,v 1.2 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" -#include "ares_strcasecmp.h" - -#ifndef HAVE_STRCASECMP -int ares_strcasecmp(const char *a, const char *b) -{ -#if defined(HAVE_STRCMPI) - return strcmpi(a, b); -#elif defined(HAVE_STRICMP) - return stricmp(a, b); -#else - size_t i; - - for (i = 0; i < (size_t)-1; i++) { - int c1 = ISUPPER(a[i]) ? tolower(a[i]) : a[i]; - int c2 = ISUPPER(b[i]) ? tolower(b[i]) : b[i]; - if (c1 != c2) - return c1-c2; - if (!c1) - break; - } - return 0; -#endif -} -#endif - -#ifndef HAVE_STRNCASECMP -int ares_strncasecmp(const char *a, const char *b, size_t n) -{ -#if defined(HAVE_STRNCMPI) - return strncmpi(a, b, n); -#elif defined(HAVE_STRNICMP) - return strnicmp(a, b, n); -#else - size_t i; - - for (i = 0; i < n; i++) { - int c1 = ISUPPER(a[i]) ? tolower(a[i]) : a[i]; - int c2 = ISUPPER(b[i]) ? tolower(b[i]) : b[i]; - if (c1 != c2) - return c1-c2; - if (!c1) - break; - } - return 0; -#endif -} -#endif - diff --git a/3rdParty/CAres/src/ares_strcasecmp.h b/3rdParty/CAres/src/ares_strcasecmp.h deleted file mode 100644 index db170be..0000000 --- a/3rdParty/CAres/src/ares_strcasecmp.h +++ /dev/null @@ -1,31 +0,0 @@ -#ifndef HEADER_CARES_STRCASECMP_H -#define HEADER_CARES_STRCASECMP_H - -/* $Id: ares_strcasecmp.h,v 1.2 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifndef HAVE_STRCASECMP -extern int ares_strcasecmp(const char *a, const char *b); -#endif - -#ifndef HAVE_STRNCASECMP -extern int ares_strncasecmp(const char *a, const char *b, size_t n); -#endif - -#endif /* HEADER_CARES_STRCASECMP_H */ diff --git a/3rdParty/CAres/src/ares_strdup.c b/3rdParty/CAres/src/ares_strdup.c deleted file mode 100644 index d3f2b22..0000000 --- a/3rdParty/CAres/src/ares_strdup.c +++ /dev/null @@ -1,43 +0,0 @@ - -/* $Id: ares_strdup.c,v 1.3 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" -#include "ares_strdup.h" - -#ifndef HAVE_STRDUP -char *ares_strdup(const char *s1) -{ - size_t sz; - char * s2; - - if(s1) { - sz = strlen(s1); - if(sz < (size_t)-1) { - sz++; - if(sz < ((size_t)-1) / sizeof(char)) { - s2 = malloc(sz * sizeof(char)); - if(s2) { - memcpy(s2, s1, sz * sizeof(char)); - return s2; - } - } - } - } - return (char *)NULL; -} -#endif diff --git a/3rdParty/CAres/src/ares_strdup.h b/3rdParty/CAres/src/ares_strdup.h deleted file mode 100644 index f88f8d1..0000000 --- a/3rdParty/CAres/src/ares_strdup.h +++ /dev/null @@ -1,27 +0,0 @@ -#ifndef HEADER_CARES_STRDUP_H -#define HEADER_CARES_STRDUP_H - -/* $Id: ares_strdup.h,v 1.3 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifndef HAVE_STRDUP -extern char *ares_strdup(const char *s1); -#endif - -#endif /* HEADER_CARES_STRDUP_H */ diff --git a/3rdParty/CAres/src/ares_strerror.c b/3rdParty/CAres/src/ares_strerror.c deleted file mode 100644 index 57fcf8f..0000000 --- a/3rdParty/CAres/src/ares_strerror.c +++ /dev/null @@ -1,57 +0,0 @@ -/* $Id: ares_strerror.c,v 1.18 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" -#include <assert.h> -#include "ares.h" - -const char *ares_strerror(int code) -{ - /* Return a string literal from a table. */ - const char *errtext[] = { - "Successful completion", - "DNS server returned answer with no data", - "DNS server claims query was misformatted", - "DNS server returned general failure", - "Domain name not found", - "DNS server does not implement requested operation", - "DNS server refused query", - "Misformatted DNS query", - "Misformatted domain name", - "Unsupported address family", - "Misformatted DNS reply", - "Could not contact DNS servers", - "Timeout while contacting DNS servers", - "End of file", - "Error reading file", - "Out of memory", - "Channel is being destroyed", - "Misformatted string", - "Illegal flags specified", - "Given hostname is not numeric", - "Illegal hints flags specified", - "c-ares library initialization not yet performed", - "Error loading iphlpapi.dll", - "Could not find GetNetworkParams function", - "DNS query cancelled" - }; - - if(code >= 0 && code < (int)(sizeof(errtext) / sizeof(*errtext))) - return errtext[code]; - else - return "unknown"; -} diff --git a/3rdParty/CAres/src/ares_timeout.c b/3rdParty/CAres/src/ares_timeout.c deleted file mode 100644 index a522de7..0000000 --- a/3rdParty/CAres/src/ares_timeout.c +++ /dev/null @@ -1,81 +0,0 @@ -/* $Id: ares_timeout.c,v 1.13 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_TIME_H -#include <sys/time.h> -#endif - -#include <time.h> - -#include "ares.h" -#include "ares_private.h" - -/* WARNING: Beware that this is linear in the number of outstanding - * requests! You are probably far better off just calling ares_process() - * once per second, rather than calling ares_timeout() to figure out - * when to next call ares_process(). - */ -struct timeval *ares_timeout(ares_channel channel, struct timeval *maxtv, - struct timeval *tvbuf) -{ - struct query *query; - struct list_node* list_head; - struct list_node* list_node; - struct timeval now; - struct timeval nextstop; - long offset, min_offset; - - /* No queries, no timeout (and no fetch of the current time). */ - if (ares__is_list_empty(&(channel->all_queries))) - return maxtv; - - /* Find the minimum timeout for the current set of queries. */ - now = ares__tvnow(); - min_offset = -1; - - list_head = &(channel->all_queries); - for (list_node = list_head->next; list_node != list_head; - list_node = list_node->next) - { - query = list_node->data; - if (query->timeout.tv_sec == 0) - continue; - offset = ares__timeoffset(&now, &query->timeout); - if (offset < 0) - offset = 0; - if (min_offset == -1 || offset < min_offset) - min_offset = offset; - } - - if(min_offset != -1) { - nextstop.tv_sec = min_offset/1000; - nextstop.tv_usec = (min_offset%1000)*1000; - } - - /* If we found a minimum timeout and it's sooner than the one specified in - * maxtv (if any), return it. Otherwise go with maxtv. - */ - if (min_offset != -1 && (!maxtv || ares__timedout(maxtv, &nextstop))) - { - *tvbuf = nextstop; - return tvbuf; - } - else - return maxtv; -} diff --git a/3rdParty/CAres/src/ares_version.c b/3rdParty/CAres/src/ares_version.c deleted file mode 100644 index 3007150..0000000 --- a/3rdParty/CAres/src/ares_version.c +++ /dev/null @@ -1,12 +0,0 @@ -/* $Id: ares_version.c,v 1.5 2009-11-02 11:55:53 yangtse Exp $ */ - -#include "ares_setup.h" -#include "ares.h" - -const char *ares_version(int *version) -{ - if(version) - *version = ARES_VERSION; - - return ARES_VERSION_STR; -} diff --git a/3rdParty/CAres/src/ares_version.h b/3rdParty/CAres/src/ares_version.h deleted file mode 100644 index d3a6295..0000000 --- a/3rdParty/CAres/src/ares_version.h +++ /dev/null @@ -1,22 +0,0 @@ -/* $Id: ares_version.h,v 1.19 2009-11-23 12:03:33 yangtse Exp $ */ - -#ifndef ARES__VERSION_H -#define ARES__VERSION_H - -#define ARES_VERSION_MAJOR 1 -#define ARES_VERSION_MINOR 7 -#define ARES_VERSION_PATCH 0 -#define ARES_VERSION ((ARES_VERSION_MAJOR<<16)|\ - (ARES_VERSION_MINOR<<8)|\ - (ARES_VERSION_PATCH)) -#define ARES_VERSION_STR "1.7.0" - -#if (ARES_VERSION >= 0x010700) -# define CARES_HAVE_ARES_LIBRARY_INIT 1 -# define CARES_HAVE_ARES_LIBRARY_CLEANUP 1 -#else -# undef CARES_HAVE_ARES_LIBRARY_INIT -# undef CARES_HAVE_ARES_LIBRARY_CLEANUP -#endif - -#endif diff --git a/3rdParty/CAres/src/ares_writev.c b/3rdParty/CAres/src/ares_writev.c deleted file mode 100644 index 855ce14..0000000 --- a/3rdParty/CAres/src/ares_writev.c +++ /dev/null @@ -1,80 +0,0 @@ - -/* $Id: ares_writev.c,v 1.3 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" - -#ifdef HAVE_LIMITS_H -# include <limits.h> -#endif - -#include "ares.h" -#include "ares_private.h" - -#ifndef HAVE_WRITEV -ssize_t ares_writev(ares_socket_t s, const struct iovec *iov, int iovcnt) -{ - char *buffer, *bp; - int i; - size_t bytes = 0; - ssize_t result; - - /* Validate iovcnt */ - if (iovcnt <= 0) - { - SET_ERRNO(EINVAL); - return (-1); - } - - /* Validate and find the sum of the iov_len values in the iov array */ - for (i = 0; i < iovcnt; i++) - { - if (iov[i].iov_len > INT_MAX - bytes) - { - SET_ERRNO(EINVAL); - return (-1); - } - bytes += iov[i].iov_len; - } - - if (bytes == 0) - return (0); - - /* Allocate a temporary buffer to hold the data */ - buffer = malloc(bytes); - if (!buffer) - { - SET_ERRNO(ENOMEM); - return (-1); - } - - /* Copy the data into buffer */ - for (bp = buffer, i = 0; i < iovcnt; ++i) - { - memcpy (bp, iov[i].iov_base, iov[i].iov_len); - bp += iov[i].iov_len; - } - - /* Send buffer contents */ - result = swrite(s, buffer, bytes); - - free(buffer); - - return (result); -} -#endif - diff --git a/3rdParty/CAres/src/ares_writev.h b/3rdParty/CAres/src/ares_writev.h deleted file mode 100644 index 631baf8..0000000 --- a/3rdParty/CAres/src/ares_writev.h +++ /dev/null @@ -1,37 +0,0 @@ -#ifndef HEADER_CARES_WRITEV_H -#define HEADER_CARES_WRITEV_H - -/* $Id: ares_writev.h,v 1.2 2009-11-02 11:55:53 yangtse Exp $ */ - -/* Copyright 1998 by the Massachusetts Institute of Technology. - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#include "ares_setup.h" -#include "ares.h" - -#ifndef HAVE_WRITEV - -/* Structure for scatter/gather I/O. */ -struct iovec -{ - void *iov_base; /* Pointer to data. */ - size_t iov_len; /* Length of data. */ -}; - -extern ssize_t ares_writev(ares_socket_t s, const struct iovec *iov, int iovcnt); - -#endif - -#endif /* HEADER_CARES_WRITEV_H */ diff --git a/3rdParty/CAres/src/bitncmp.c b/3rdParty/CAres/src/bitncmp.c deleted file mode 100644 index f36ffaa..0000000 --- a/3rdParty/CAres/src/bitncmp.c +++ /dev/null @@ -1,60 +0,0 @@ -/* $Id: bitncmp.c,v 1.8 2009-11-02 11:55:54 yangtse Exp $ */ - -/* - * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC") - * Copyright (c) 1996,1999 by Internet Software Consortium. - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT - * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef HAVE_BITNCMP - -#include "ares_setup.h" -#include "bitncmp.h" - -/* - * int - * bitncmp(l, r, n) - * compare bit masks l and r, for n bits. - * return: - * -1, 1, or 0 in the libc tradition. - * note: - * network byte order assumed. this means 192.5.5.240/28 has - * 0x11110000 in its fourth octet. - * author: - * Paul Vixie (ISC), June 1996 - */ -int -ares_bitncmp(const void *l, const void *r, int n) { - unsigned int lb, rb; - int x, b; - - b = n / 8; - x = memcmp(l, r, b); - if (x || (n % 8) == 0) - return (x); - - lb = ((const unsigned char *)l)[b]; - rb = ((const unsigned char *)r)[b]; - for (b = n % 8; b > 0; b--) { - if ((lb & 0x80) != (rb & 0x80)) { - if (lb & 0x80) - return (1); - return (-1); - } - lb <<= 1; - rb <<= 1; - } - return (0); -} -#endif diff --git a/3rdParty/CAres/src/bitncmp.h b/3rdParty/CAres/src/bitncmp.h deleted file mode 100644 index 4805683..0000000 --- a/3rdParty/CAres/src/bitncmp.h +++ /dev/null @@ -1,27 +0,0 @@ -#ifndef __ARES_BITNCMP_H -#define __ARES_BITNCMP_H - -/* $Id: bitncmp.h,v 1.3 2007-11-19 15:47:01 bagder Exp $ */ - -/* Copyright (C) 2005 by Dominick Meglio - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#ifndef HAVE_BITNCMP -int ares_bitncmp(const void *l, const void *r, int n); -#else -#define ares_bitncmp(x,y,z) bitncmp(x,y,z) -#endif - -#endif /* __ARES_BITNCMP_H */ diff --git a/3rdParty/CAres/src/config-win32.h b/3rdParty/CAres/src/config-win32.h deleted file mode 100644 index 295df81..0000000 --- a/3rdParty/CAres/src/config-win32.h +++ /dev/null @@ -1,341 +0,0 @@ -#ifndef __ARES_CONFIG_WIN32_H -#define __ARES_CONFIG_WIN32_H - -/* $Id: config-win32.h,v 1.32 2009-10-27 16:38:42 yangtse Exp $ */ - -/* Copyright (C) 2004 - 2008 by Daniel Stenberg et al - * - * Permission to use, copy, modify, and distribute this software and its - * documentation for any purpose and without fee is hereby granted, provided - * that the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. M.I.T. makes no representations about the - * suitability of this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -/* ================================================================ */ -/* ares/config-win32.h - Hand crafted config file for Windows */ -/* ================================================================ */ - -/* ---------------------------------------------------------------- */ -/* HEADER FILES */ -/* ---------------------------------------------------------------- */ - -/* Define if you have the <getopt.h> header file. */ -#if defined(__MINGW32__) || defined(__POCC__) -#define HAVE_GETOPT_H 1 -#endif - -/* Define if you have the <limits.h> header file. */ -#define HAVE_LIMITS_H 1 - -/* Define if you have the <process.h> header file. */ -#ifndef __SALFORDC__ -#define HAVE_PROCESS_H 1 -#endif - -/* Define if you have the <signal.h> header file. */ -#define HAVE_SIGNAL_H 1 - -/* Define if you have the <sys/time.h> header file */ -/* #define HAVE_SYS_TIME_H 1 */ - -/* Define if you have the <time.h> header file. */ -#define HAVE_TIME_H 1 - -/* Define if you have the <unistd.h> header file. */ -#if defined(__MINGW32__) || defined(__WATCOMC__) || defined(__LCC__) || \ - defined(__POCC__) -#define HAVE_UNISTD_H 1 -#endif - -/* Define if you have the <windows.h> header file. */ -#define HAVE_WINDOWS_H 1 - -/* Define if you have the <winsock.h> header file. */ -#define HAVE_WINSOCK_H 1 - -/* Define if you have the <winsock2.h> header file. */ -#ifndef __SALFORDC__ -#define HAVE_WINSOCK2_H 1 -#endif - -/* Define if you have the <ws2tcpip.h> header file. */ -#ifndef __SALFORDC__ -#define HAVE_WS2TCPIP_H 1 -#endif - -/* ---------------------------------------------------------------- */ -/* OTHER HEADER INFO */ -/* ---------------------------------------------------------------- */ - -/* Define if sig_atomic_t is an available typedef. */ -#define HAVE_SIG_ATOMIC_T 1 - -/* Define if you have the ANSI C header files. */ -#define STDC_HEADERS 1 - -/* Define if you can safely include both <sys/time.h> and <time.h>. */ -/* #define TIME_WITH_SYS_TIME 1 */ - -/* ---------------------------------------------------------------- */ -/* FUNCTIONS */ -/* ---------------------------------------------------------------- */ - -/* Define if you have the gethostname function. */ -#define HAVE_GETHOSTNAME 1 - -/* Define if you have the ioctlsocket function. */ -#define HAVE_IOCTLSOCKET 1 - -/* Define if you have a working ioctlsocket FIONBIO function. */ -#define HAVE_IOCTLSOCKET_FIONBIO 1 - -/* Define if you have the strcasecmp function. */ -/* #define HAVE_STRCASECMP 1 */ - -/* Define if you have the strdup function. */ -#define HAVE_STRDUP 1 - -/* Define if you have the stricmp function. */ -#define HAVE_STRICMP 1 - -/* Define if you have the strncasecmp function. */ -/* #define HAVE_STRNCASECMP 1 */ - -/* Define if you have the strnicmp function. */ -#define HAVE_STRNICMP 1 - -/* Define if you have the recv function. */ -#define HAVE_RECV 1 - -/* Define to the type of arg 1 for recv. */ -#define RECV_TYPE_ARG1 SOCKET - -/* Define to the type of arg 2 for recv. */ -#define RECV_TYPE_ARG2 char * - -/* Define to the type of arg 3 for recv. */ -#define RECV_TYPE_ARG3 int - -/* Define to the type of arg 4 for recv. */ -#define RECV_TYPE_ARG4 int - -/* Define to the function return type for recv. */ -#define RECV_TYPE_RETV int - -/* Define if you have the recvfrom function. */ -#define HAVE_RECVFROM 1 - -/* Define to the type of arg 1 for recvfrom. */ -#define RECVFROM_TYPE_ARG1 SOCKET - -/* Define to the type pointed by arg 2 for recvfrom. */ -#define RECVFROM_TYPE_ARG2 char - -/* Define to the type of arg 3 for recvfrom. */ -#define RECVFROM_TYPE_ARG3 int - -/* Define to the type of arg 4 for recvfrom. */ -#define RECVFROM_TYPE_ARG4 int - -/* Define to the type pointed by arg 5 for recvfrom. */ -#define RECVFROM_TYPE_ARG5 struct sockaddr - -/* Define to the type pointed by arg 6 for recvfrom. */ -#define RECVFROM_TYPE_ARG6 int - -/* Define to the function return type for recvfrom. */ -#define RECVFROM_TYPE_RETV int - -/* Define if you have the send function. */ -#define HAVE_SEND 1 - -/* Define to the type of arg 1 for send. */ -#define SEND_TYPE_ARG1 SOCKET - -/* Define to the type qualifier of arg 2 for send. */ -#define SEND_QUAL_ARG2 const - -/* Define to the type of arg 2 for send. */ -#define SEND_TYPE_ARG2 char * - -/* Define to the type of arg 3 for send. */ -#define SEND_TYPE_ARG3 int - -/* Define to the type of arg 4 for send. */ -#define SEND_TYPE_ARG4 int - -/* Define to the function return type for send. */ -#define SEND_TYPE_RETV int - -/* Specifics for the Watt-32 tcp/ip stack */ -#ifdef WATT32 - #define SOCKET int - #define NS_INADDRSZ 4 - #define HAVE_ARPA_NAMESER_H 1 - #define HAVE_ARPA_INET_H 1 - #define HAVE_NETDB_H 1 - #define HAVE_NETINET_IN_H 1 - #define HAVE_SYS_SOCKET_H 1 - #define HAVE_NETINET_TCP_H 1 - #define HAVE_AF_INET6 1 - #define HAVE_PF_INET6 1 - #define HAVE_STRUCT_IN6_ADDR 1 - #define HAVE_STRUCT_SOCKADDR_IN6 1 - #undef HAVE_WINSOCK_H - #undef HAVE_WINSOCK2_H - #undef HAVE_WS2TCPIP_H -#endif - -/* ---------------------------------------------------------------- */ -/* TYPEDEF REPLACEMENTS */ -/* ---------------------------------------------------------------- */ - -/* Define this if in_addr_t is not an available 'typedefed' type */ -#define in_addr_t unsigned long - -/* Define as the return type of signal handlers (int or void). */ -#define RETSIGTYPE void - -/* Define ssize_t if it is not an available 'typedefed' type */ -#ifndef _SSIZE_T_DEFINED -# if (defined(__WATCOMC__) && (__WATCOMC__ >= 1240)) || \ - defined(__POCC__) || \ - defined(__MINGW32__) -# elif defined(_WIN64) -# define _SSIZE_T_DEFINED -# define ssize_t __int64 -# else -# define _SSIZE_T_DEFINED -# define ssize_t int -# endif -#endif - -/* ---------------------------------------------------------------- */ -/* STRUCT RELATED */ -/* ---------------------------------------------------------------- */ - -/* Define this if you have struct addrinfo */ -#define HAVE_STRUCT_ADDRINFO 1 - -/* Define this if you have struct sockaddr_storage */ -#ifndef __SALFORDC__ -#define HAVE_STRUCT_SOCKADDR_STORAGE 1 -#endif - -/* Define this if you have struct timeval */ -#define HAVE_STRUCT_TIMEVAL 1 - -/* ---------------------------------------------------------------- */ -/* COMPILER SPECIFIC */ -/* ---------------------------------------------------------------- */ - -/* Define to avoid VS2005 complaining about portable C functions */ -#if defined(_MSC_VER) && (_MSC_VER >= 1400) -#define _CRT_SECURE_NO_DEPRECATE 1 -#define _CRT_NONSTDC_NO_DEPRECATE 1 -#endif - -/* Officially, Microsoft's Windows SDK versions 6.X do not support Windows - 2000 as a supported build target. VS2008 default installations provide an - embedded Windows SDK v6.0A along with the claim that Windows 2000 is a - valid build target for VS2008. Popular belief is that binaries built using - Windows SDK versions 6.X and Windows 2000 as a build target are functional */ -#if defined(_MSC_VER) && (_MSC_VER >= 1500) -# define VS2008_MINIMUM_TARGET 0x0500 -#endif - -/* When no build target is specified VS2008 default build target is Windows - Vista, which leaves out even Winsows XP. If no build target has been given - for VS2008 we will target the minimum Officially supported build target, - which happens to be Windows XP. */ -#if defined(_MSC_VER) && (_MSC_VER >= 1500) -# define VS2008_DEFAULT_TARGET 0x0501 -#endif - -/* VS2008 default target settings and minimum build target check */ -#if defined(_MSC_VER) && (_MSC_VER >= 1500) -# ifndef _WIN32_WINNT -# define _WIN32_WINNT VS2008_DEFAULT_TARGET -# endif -# ifndef WINVER -# define WINVER VS2008_DEFAULT_TARGET -# endif -# if (_WIN32_WINNT < VS2008_MINIMUM_TARGET) || (WINVER < VS2008_MINIMUM_TARGET) -# error VS2008 does not support Windows build targets prior to Windows 2000 -# endif -#endif - -/* When no build target is specified Pelles C 5.00 and later default build - target is Windows Vista. We override default target to be Windows 2000. */ -#if defined(__POCC__) && (__POCC__ >= 500) -# ifndef _WIN32_WINNT -# define _WIN32_WINNT 0x0500 -# endif -# ifndef WINVER -# define WINVER 0x0500 -# endif -#endif - -/* Availability of freeaddrinfo, getaddrinfo and getnameinfo functions is - quite convoluted, compiler dependent and even build target dependent. */ -#if defined(HAVE_WS2TCPIP_H) -# if defined(__POCC__) -# define HAVE_FREEADDRINFO 1 -# define HAVE_GETADDRINFO 1 -# define HAVE_GETNAMEINFO 1 -# elif defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0501) -# define HAVE_FREEADDRINFO 1 -# define HAVE_GETADDRINFO 1 -# define HAVE_GETNAMEINFO 1 -# elif defined(_MSC_VER) && (_MSC_VER >= 1200) -# define HAVE_FREEADDRINFO 1 -# define HAVE_GETADDRINFO 1 -# define HAVE_GETNAMEINFO 1 -# endif -#endif - -#if defined(__POCC__) -# ifndef _MSC_VER -# error Microsoft extensions /Ze compiler option is required -# endif -# ifndef __POCC__OLDNAMES -# error Compatibility names /Go compiler option is required -# endif -#endif - -/* ---------------------------------------------------------------- */ -/* IPV6 COMPATIBILITY */ -/* ---------------------------------------------------------------- */ - -/* Define this if you have address family AF_INET6 */ -#ifdef HAVE_WINSOCK2_H -#define HAVE_AF_INET6 1 -#endif - -/* Define this if you have protocol family PF_INET6 */ -#ifdef HAVE_WINSOCK2_H -#define HAVE_PF_INET6 1 -#endif - -/* Define this if you have struct in6_addr */ -#ifdef HAVE_WS2TCPIP_H -#define HAVE_STRUCT_IN6_ADDR 1 -#endif - -/* Define this if you have struct sockaddr_in6 */ -#ifdef HAVE_WS2TCPIP_H -#define HAVE_STRUCT_SOCKADDR_IN6 1 -#endif - -/* Define this if you have sockaddr_in6 with scopeid */ -#ifdef HAVE_WS2TCPIP_H -#define HAVE_SOCKADDR_IN6_SIN6_SCOPE_ID 1 -#endif - - -#endif /* __ARES_CONFIG_WIN32_H */ diff --git a/3rdParty/CAres/src/inet_net_pton.c b/3rdParty/CAres/src/inet_net_pton.c deleted file mode 100644 index de09ace..0000000 --- a/3rdParty/CAres/src/inet_net_pton.c +++ /dev/null @@ -1,446 +0,0 @@ -/* $Id: inet_net_pton.c,v 1.17 2009-11-02 11:55:54 yangtse Exp $ */ - -/* - * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC") - * Copyright (c) 1996,1999 by Internet Software Consortium. - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT - * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_ARPA_INET_H -# include <arpa/inet.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#include <ctype.h> -#include <errno.h> -#include <stdio.h> -#include <string.h> -#include <stdlib.h> - -#include "ares_ipv6.h" -#include "inet_net_pton.h" - -#if !defined(HAVE_INET_NET_PTON) || !defined(HAVE_INET_NET_PTON_IPV6) - -/* - * static int - * inet_net_pton_ipv4(src, dst, size) - * convert IPv4 network number from presentation to network format. - * accepts hex octets, hex strings, decimal octets, and /CIDR. - * "size" is in bytes and describes "dst". - * return: - * number of bits, either imputed classfully or specified with /CIDR, - * or -1 if some failure occurred (check errno). ENOENT means it was - * not an IPv4 network specification. - * note: - * network byte order assumed. this means 192.5.5.240/28 has - * 0b11110000 in its fourth octet. - * note: - * On Windows we store the error in the thread errno, not - * in the winsock error code. This is to avoid loosing the - * actual last winsock error. So use macro ERRNO to fetch the - * errno this funtion sets when returning (-1), not SOCKERRNO. - * author: - * Paul Vixie (ISC), June 1996 - */ -static int -inet_net_pton_ipv4(const char *src, unsigned char *dst, size_t size) -{ - static const char xdigits[] = "0123456789abcdef"; - static const char digits[] = "0123456789"; - int n, ch, tmp = 0, dirty, bits; - const unsigned char *odst = dst; - - ch = *src++; - if (ch == '0' && (src[0] == 'x' || src[0] == 'X') - && ISXDIGIT(src[1])) { - /* Hexadecimal: Eat nybble string. */ - if (!size) - goto emsgsize; - dirty = 0; - src++; /* skip x or X. */ - while ((ch = *src++) != '\0' && ISXDIGIT(ch)) { - if (ISUPPER(ch)) - ch = tolower(ch); - n = (int)(strchr(xdigits, ch) - xdigits); - if (dirty == 0) - tmp = n; - else - tmp = (tmp << 4) | n; - if (++dirty == 2) { - if (!size--) - goto emsgsize; - *dst++ = (unsigned char) tmp; - dirty = 0; - } - } - if (dirty) { /* Odd trailing nybble? */ - if (!size--) - goto emsgsize; - *dst++ = (unsigned char) (tmp << 4); - } - } else if (ISDIGIT(ch)) { - /* Decimal: eat dotted digit string. */ - for (;;) { - tmp = 0; - do { - n = (int)(strchr(digits, ch) - digits); - tmp *= 10; - tmp += n; - if (tmp > 255) - goto enoent; - } while ((ch = *src++) != '\0' && - ISDIGIT(ch)); - if (!size--) - goto emsgsize; - *dst++ = (unsigned char) tmp; - if (ch == '\0' || ch == '/') - break; - if (ch != '.') - goto enoent; - ch = *src++; - if (!ISDIGIT(ch)) - goto enoent; - } - } else - goto enoent; - - bits = -1; - if (ch == '/' && - ISDIGIT(src[0]) && dst > odst) { - /* CIDR width specifier. Nothing can follow it. */ - ch = *src++; /* Skip over the /. */ - bits = 0; - do { - n = (int)(strchr(digits, ch) - digits); - bits *= 10; - bits += n; - } while ((ch = *src++) != '\0' && ISDIGIT(ch)); - if (ch != '\0') - goto enoent; - if (bits > 32) - goto emsgsize; - } - - /* Firey death and destruction unless we prefetched EOS. */ - if (ch != '\0') - goto enoent; - - /* If nothing was written to the destination, we found no address. */ - if (dst == odst) - goto enoent; - /* If no CIDR spec was given, infer width from net class. */ - if (bits == -1) { - if (*odst >= 240) /* Class E */ - bits = 32; - else if (*odst >= 224) /* Class D */ - bits = 8; - else if (*odst >= 192) /* Class C */ - bits = 24; - else if (*odst >= 128) /* Class B */ - bits = 16; - else /* Class A */ - bits = 8; - /* If imputed mask is narrower than specified octets, widen. */ - if (bits < ((dst - odst) * 8)) - bits = (int)(dst - odst) * 8; - /* - * If there are no additional bits specified for a class D - * address adjust bits to 4. - */ - if (bits == 8 && *odst == 224) - bits = 4; - } - /* Extend network to cover the actual mask. */ - while (bits > ((dst - odst) * 8)) { - if (!size--) - goto emsgsize; - *dst++ = '\0'; - } - return (bits); - - enoent: - SET_ERRNO(ENOENT); - return (-1); - - emsgsize: - SET_ERRNO(EMSGSIZE); - return (-1); -} - -static int -getbits(const char *src, int *bitsp) -{ - static const char digits[] = "0123456789"; - int n; - int val; - char ch; - - val = 0; - n = 0; - while ((ch = *src++) != '\0') { - const char *pch; - - pch = strchr(digits, ch); - if (pch != NULL) { - if (n++ != 0 && val == 0) /* no leading zeros */ - return (0); - val *= 10; - val += (pch - digits); - if (val > 128) /* range */ - return (0); - continue; - } - return (0); - } - if (n == 0) - return (0); - *bitsp = val; - return (1); -} - -static int -getv4(const char *src, unsigned char *dst, int *bitsp) -{ - static const char digits[] = "0123456789"; - unsigned char *odst = dst; - int n; - unsigned int val; - char ch; - - val = 0; - n = 0; - while ((ch = *src++) != '\0') { - const char *pch; - - pch = strchr(digits, ch); - if (pch != NULL) { - if (n++ != 0 && val == 0) /* no leading zeros */ - return (0); - val *= 10; - val += (pch - digits); - if (val > 255) /* range */ - return (0); - continue; - } - if (ch == '.' || ch == '/') { - if (dst - odst > 3) /* too many octets? */ - return (0); - *dst++ = (unsigned char)val; - if (ch == '/') - return (getbits(src, bitsp)); - val = 0; - n = 0; - continue; - } - return (0); - } - if (n == 0) - return (0); - if (dst - odst > 3) /* too many octets? */ - return (0); - *dst++ = (unsigned char)val; - return (1); -} - -static int -inet_net_pton_ipv6(const char *src, unsigned char *dst, size_t size) -{ - static const char xdigits_l[] = "0123456789abcdef", - xdigits_u[] = "0123456789ABCDEF"; - unsigned char tmp[NS_IN6ADDRSZ], *tp, *endp, *colonp; - const char *xdigits, *curtok; - int ch, saw_xdigit; - unsigned int val; - int digits; - int bits; - size_t bytes; - int words; - int ipv4; - - memset((tp = tmp), '\0', NS_IN6ADDRSZ); - endp = tp + NS_IN6ADDRSZ; - colonp = NULL; - /* Leading :: requires some special handling. */ - if (*src == ':') - if (*++src != ':') - goto enoent; - curtok = src; - saw_xdigit = 0; - val = 0; - digits = 0; - bits = -1; - ipv4 = 0; - while ((ch = *src++) != '\0') { - const char *pch; - - if ((pch = strchr((xdigits = xdigits_l), ch)) == NULL) - pch = strchr((xdigits = xdigits_u), ch); - if (pch != NULL) { - val <<= 4; - val |= (pch - xdigits); - if (++digits > 4) - goto enoent; - saw_xdigit = 1; - continue; - } - if (ch == ':') { - curtok = src; - if (!saw_xdigit) { - if (colonp) - goto enoent; - colonp = tp; - continue; - } else if (*src == '\0') - goto enoent; - if (tp + NS_INT16SZ > endp) - return (0); - *tp++ = (unsigned char)((val >> 8) & 0xff); - *tp++ = (unsigned char)(val & 0xff); - saw_xdigit = 0; - digits = 0; - val = 0; - continue; - } - if (ch == '.' && ((tp + NS_INADDRSZ) <= endp) && - getv4(curtok, tp, &bits) > 0) { - tp += NS_INADDRSZ; - saw_xdigit = 0; - ipv4 = 1; - break; /* '\0' was seen by inet_pton4(). */ - } - if (ch == '/' && getbits(src, &bits) > 0) - break; - goto enoent; - } - if (saw_xdigit) { - if (tp + NS_INT16SZ > endp) - goto enoent; - *tp++ = (unsigned char)((val >> 8) & 0xff); - *tp++ = (unsigned char)(val & 0xff); - } - if (bits == -1) - bits = 128; - - words = (bits + 15) / 16; - if (words < 2) - words = 2; - if (ipv4) - words = 8; - endp = tmp + 2 * words; - - if (colonp != NULL) { - /* - * Since some memmove()'s erroneously fail to handle - * overlapping regions, we'll do the shift by hand. - */ - const int n = (int)(tp - colonp); - int i; - - if (tp == endp) - goto enoent; - for (i = 1; i <= n; i++) { - endp[- i] = colonp[n - i]; - colonp[n - i] = 0; - } - tp = endp; - } - if (tp != endp) - goto enoent; - - bytes = (bits + 7) / 8; - if (bytes > size) - goto emsgsize; - memcpy(dst, tmp, bytes); - return (bits); - - enoent: - SET_ERRNO(ENOENT); - return (-1); - - emsgsize: - SET_ERRNO(EMSGSIZE); - return (-1); -} - -/* - * int - * inet_net_pton(af, src, dst, size) - * convert network number from presentation to network format. - * accepts hex octets, hex strings, decimal octets, and /CIDR. - * "size" is in bytes and describes "dst". - * return: - * number of bits, either imputed classfully or specified with /CIDR, - * or -1 if some failure occurred (check errno). ENOENT means it was - * not a valid network specification. - * note: - * On Windows we store the error in the thread errno, not - * in the winsock error code. This is to avoid loosing the - * actual last winsock error. So use macro ERRNO to fetch the - * errno this funtion sets when returning (-1), not SOCKERRNO. - * author: - * Paul Vixie (ISC), June 1996 - */ -int -ares_inet_net_pton(int af, const char *src, void *dst, size_t size) -{ - switch (af) { - case AF_INET: - return (inet_net_pton_ipv4(src, dst, size)); - case AF_INET6: - return (inet_net_pton_ipv6(src, dst, size)); - default: - SET_ERRNO(EAFNOSUPPORT); - return (-1); - } -} - -#endif - -#ifndef HAVE_INET_PTON -int ares_inet_pton(int af, const char *src, void *dst) -{ - int result; - size_t size; - - if (af == AF_INET) - size = sizeof(struct in_addr); - else if (af == AF_INET6) - size = sizeof(struct in6_addr); - else - { - SET_ERRNO(EAFNOSUPPORT); - return -1; - } - result = ares_inet_net_pton(af, src, dst, size); - if (result == -1 && ERRNO == ENOENT) - return 0; - return (result > -1 ? 1 : -1); -} -#endif diff --git a/3rdParty/CAres/src/inet_net_pton.h b/3rdParty/CAres/src/inet_net_pton.h deleted file mode 100644 index eb38afa..0000000 --- a/3rdParty/CAres/src/inet_net_pton.h +++ /dev/null @@ -1,32 +0,0 @@ -#ifndef __ARES_INET_NET_PTON_H -#define __ARES_INET_NET_PTON_H - -/* $Id: inet_net_pton.h,v 1.6 2008-09-24 19:13:02 yangtse Exp $ */ - -/* Copyright (C) 2005 by Daniel Stenberg - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#ifdef HAVE_INET_PTON -#define ares_inet_pton(x,y,z) inet_pton(x,y,z) -#else -int ares_inet_pton(int af, const char *src, void *dst); -#endif -#if defined(HAVE_INET_NET_PTON) && defined(HAVE_INET_NET_PTON_IPV6) -#define ares_inet_net_pton(w,x,y,z) inet_net_pton(w,x,y,z) -#else -int ares_inet_net_pton(int af, const char *src, void *dst, size_t size); -#endif - -#endif /* __ARES_INET_NET_PTON_H */ diff --git a/3rdParty/CAres/src/inet_ntop.c b/3rdParty/CAres/src/inet_ntop.c deleted file mode 100644 index 5b0d097..0000000 --- a/3rdParty/CAres/src/inet_ntop.c +++ /dev/null @@ -1,232 +0,0 @@ -/* $Id: inet_ntop.c,v 1.12 2009-11-02 11:55:54 yangtse Exp $ */ - -/* Copyright (c) 1996 by Internet Software Consortium. - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS - * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE - * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL - * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR - * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS - * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS - * SOFTWARE. - */ - -#include "ares_setup.h" - -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif -#ifdef HAVE_NETINET_IN_H -# include <netinet/in.h> -#endif -#ifdef HAVE_ARPA_INET_H -# include <arpa/inet.h> -#endif -#ifdef HAVE_ARPA_NAMESER_H -# include <arpa/nameser.h> -#else -# include "nameser.h" -#endif -#ifdef HAVE_ARPA_NAMESER_COMPAT_H -# include <arpa/nameser_compat.h> -#endif - -#include <ctype.h> -#include <errno.h> -#include <stdio.h> -#include <string.h> -#include <stdlib.h> - -#include "ares_ipv6.h" -#include "inet_ntop.h" - - -#ifndef HAVE_INET_NTOP - -#ifdef SPRINTF_CHAR -# define SPRINTF(x) strlen(sprintf/**/x) -#else -# define SPRINTF(x) ((size_t)sprintf x) -#endif - -/* - * WARNING: Don't even consider trying to compile this on a system where - * sizeof(int) < 4. sizeof(int) > 4 is fine; all the world's not a VAX. - */ - -static const char *inet_ntop4(const unsigned char *src, char *dst, size_t size); -static const char *inet_ntop6(const unsigned char *src, char *dst, size_t size); - -/* char * - * inet_ntop(af, src, dst, size) - * convert a network format address to presentation format. - * return: - * pointer to presentation format address (`dst'), or NULL (see errno). - * note: - * On Windows we store the error in the thread errno, not - * in the winsock error code. This is to avoid loosing the - * actual last winsock error. So use macro ERRNO to fetch the - * errno this funtion sets when returning NULL, not SOCKERRNO. - * author: - * Paul Vixie, 1996. - */ -const char * -ares_inet_ntop(int af, const void *src, char *dst, size_t size) -{ - switch (af) - { - case AF_INET: - return (inet_ntop4(src, dst, size)); - case AF_INET6: - return (inet_ntop6(src, dst, size)); - default: - SET_ERRNO(EAFNOSUPPORT); - return (NULL); - } - /* NOTREACHED */ -} - -/* const char * - * inet_ntop4(src, dst, size) - * format an IPv4 address, more or less like inet_ntoa() - * return: - * `dst' (as a const) - * notes: - * (1) uses no statics - * (2) takes a unsigned char* not an in_addr as input - * author: - * Paul Vixie, 1996. - */ -static const char * -inet_ntop4(const unsigned char *src, char *dst, size_t size) -{ - static const char fmt[] = "%u.%u.%u.%u"; - char tmp[sizeof "255.255.255.255"]; - - if (SPRINTF((tmp, fmt, src[0], src[1], src[2], src[3])) > size) - { - SET_ERRNO(ENOSPC); - return (NULL); - } - strcpy(dst, tmp); - return (dst); -} - -/* const char * - * inet_ntop6(src, dst, size) - * convert IPv6 binary address into presentation (printable) format - * author: - * Paul Vixie, 1996. - */ -static const char * -inet_ntop6(const unsigned char *src, char *dst, size_t size) -{ - /* - * Note that int32_t and int16_t need only be "at least" large enough - * to contain a value of the specified size. On some systems, like - * Crays, there is no such thing as an integer variable with 16 bits. - * Keep this in mind if you think this function should have been coded - * to use pointer overlays. All the world's not a VAX. - */ - char tmp[sizeof("ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255")]; - char *tp; - struct { - long base; - long len; - } best, cur; - unsigned long words[NS_IN6ADDRSZ / NS_INT16SZ]; - int i; - - /* - * Preprocess: - * Copy the input (bytewise) array into a wordwise array. - * Find the longest run of 0x00's in src[] for :: shorthanding. - */ - memset(words, '\0', sizeof(words)); - for (i = 0; i < NS_IN6ADDRSZ; i++) - words[i / 2] |= (src[i] << ((1 - (i % 2)) << 3)); - - best.base = -1; - cur.base = -1; - best.len = 0; - cur.len = 0; - - for (i = 0; i < (NS_IN6ADDRSZ / NS_INT16SZ); i++) - { - if (words[i] == 0) - { - if (cur.base == -1) - cur.base = i, cur.len = 1; - else - cur.len++; - } - else - { - if (cur.base != -1) - { - if (best.base == -1 || cur.len > best.len) - best = cur; - cur.base = -1; - } - } - } - if (cur.base != -1) - { - if (best.base == -1 || cur.len > best.len) - best = cur; - } - if (best.base != -1 && best.len < 2) - best.base = -1; - - /* - * Format the result. - */ - tp = tmp; - for (i = 0; i < (NS_IN6ADDRSZ / NS_INT16SZ); i++) - { - /* Are we inside the best run of 0x00's? */ - if (best.base != -1 && i >= best.base && - i < (best.base + best.len)) - { - if (i == best.base) - *tp++ = ':'; - continue; - } - /* Are we following an initial run of 0x00s or any real hex? */ - if (i != 0) - *tp++ = ':'; - /* Is this address an encapsulated IPv4? */ - if (i == 6 && best.base == 0 && - (best.len == 6 || (best.len == 5 && words[5] == 0xffff))) - { - if (!inet_ntop4(src+12, tp, sizeof(tmp) - (tp - tmp))) - return (NULL); - tp += strlen(tp); - break; - } - tp += SPRINTF((tp, "%lx", words[i])); - } - - /* Was it a trailing run of 0x00's? */ - if (best.base != -1 && (best.base + best.len) == (NS_IN6ADDRSZ / NS_INT16SZ)) - *tp++ = ':'; - *tp++ = '\0'; - - /* - * Check for overflow, copy, and we're done. - */ - if ((size_t)(tp - tmp) > size) - { - SET_ERRNO(ENOSPC); - return (NULL); - } - strcpy(dst, tmp); - return (dst); -} -#endif - diff --git a/3rdParty/CAres/src/inet_ntop.h b/3rdParty/CAres/src/inet_ntop.h deleted file mode 100644 index 923689e..0000000 --- a/3rdParty/CAres/src/inet_ntop.h +++ /dev/null @@ -1,27 +0,0 @@ -#ifndef __ARES_INET_NTOP_H -#define __ARES_INET_NTOP_H - -/* $Id: inet_ntop.h,v 1.4 2008-09-24 16:43:12 yangtse Exp $ */ - -/* Copyright (C) 2005 by Dominick Meglio - * - * Permission to use, copy, modify, and distribute this - * software and its documentation for any purpose and without - * fee is hereby granted, provided that the above copyright - * notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in - * advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. - * M.I.T. makes no representations about the suitability of - * this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - -#ifdef HAVE_INET_NTOP -#define ares_inet_ntop(w,x,y,z) inet_ntop(w,x,y,z) -#else -const char *ares_inet_ntop(int af, const void *src, char *dst, size_t size); -#endif - -#endif /* __ARES_INET_NTOP_H */ diff --git a/3rdParty/CAres/src/nameser.h b/3rdParty/CAres/src/nameser.h deleted file mode 100644 index db324c0..0000000 --- a/3rdParty/CAres/src/nameser.h +++ /dev/null @@ -1,194 +0,0 @@ -/* $Id: nameser.h,v 1.29 2008-09-17 01:02:57 yangtse Exp $ */ - -#ifndef ARES_NAMESER_H -#define ARES_NAMESER_H - -/* header file provided by liren@vivisimo.com */ - -#ifndef HAVE_ARPA_NAMESER_H - -#define NS_PACKETSZ 512 /* maximum packet size */ -#define NS_MAXDNAME 256 /* maximum domain name */ -#define NS_MAXCDNAME 255 /* maximum compressed domain name */ -#define NS_MAXLABEL 63 -#define NS_HFIXEDSZ 12 /* #/bytes of fixed data in header */ -#define NS_QFIXEDSZ 4 /* #/bytes of fixed data in query */ -#define NS_RRFIXEDSZ 10 /* #/bytes of fixed data in r record */ -#define NS_INT16SZ 2 -#define NS_INADDRSZ 4 -#define NS_IN6ADDRSZ 16 -#define NS_CMPRSFLGS 0xc0 /* Flag bits indicating name compression. */ -#define NS_DEFAULTPORT 53 /* For both TCP and UDP. */ - -typedef enum __ns_class { - ns_c_invalid = 0, /* Cookie. */ - ns_c_in = 1, /* Internet. */ - ns_c_2 = 2, /* unallocated/unsupported. */ - ns_c_chaos = 3, /* MIT Chaos-net. */ - ns_c_hs = 4, /* MIT Hesiod. */ - /* Query class values which do not appear in resource records */ - ns_c_none = 254, /* for prereq. sections in update requests */ - ns_c_any = 255, /* Wildcard match. */ - ns_c_max = 65536 -} ns_class; - -typedef enum __ns_type { - ns_t_invalid = 0, /* Cookie. */ - ns_t_a = 1, /* Host address. */ - ns_t_ns = 2, /* Authoritative server. */ - ns_t_md = 3, /* Mail destination. */ - ns_t_mf = 4, /* Mail forwarder. */ - ns_t_cname = 5, /* Canonical name. */ - ns_t_soa = 6, /* Start of authority zone. */ - ns_t_mb = 7, /* Mailbox domain name. */ - ns_t_mg = 8, /* Mail group member. */ - ns_t_mr = 9, /* Mail rename name. */ - ns_t_null = 10, /* Null resource record. */ - ns_t_wks = 11, /* Well known service. */ - ns_t_ptr = 12, /* Domain name pointer. */ - ns_t_hinfo = 13, /* Host information. */ - ns_t_minfo = 14, /* Mailbox information. */ - ns_t_mx = 15, /* Mail routing information. */ - ns_t_txt = 16, /* Text strings. */ - ns_t_rp = 17, /* Responsible person. */ - ns_t_afsdb = 18, /* AFS cell database. */ - ns_t_x25 = 19, /* X_25 calling address. */ - ns_t_isdn = 20, /* ISDN calling address. */ - ns_t_rt = 21, /* Router. */ - ns_t_nsap = 22, /* NSAP address. */ - ns_t_nsap_ptr = 23, /* Reverse NSAP lookup (deprecated). */ - ns_t_sig = 24, /* Security signature. */ - ns_t_key = 25, /* Security key. */ - ns_t_px = 26, /* X.400 mail mapping. */ - ns_t_gpos = 27, /* Geographical position (withdrawn). */ - ns_t_aaaa = 28, /* Ip6 Address. */ - ns_t_loc = 29, /* Location Information. */ - ns_t_nxt = 30, /* Next domain (security). */ - ns_t_eid = 31, /* Endpoint identifier. */ - ns_t_nimloc = 32, /* Nimrod Locator. */ - ns_t_srv = 33, /* Server Selection. */ - ns_t_atma = 34, /* ATM Address */ - ns_t_naptr = 35, /* Naming Authority PoinTeR */ - ns_t_kx = 36, /* Key Exchange */ - ns_t_cert = 37, /* Certification record */ - ns_t_a6 = 38, /* IPv6 address (deprecates AAAA) */ - ns_t_dname = 39, /* Non-terminal DNAME (for IPv6) */ - ns_t_sink = 40, /* Kitchen sink (experimentatl) */ - ns_t_opt = 41, /* EDNS0 option (meta-RR) */ - ns_t_apl = 42, /* Address prefix list (RFC3123) */ - ns_t_tkey = 249, /* Transaction key */ - ns_t_tsig = 250, /* Transaction signature. */ - ns_t_ixfr = 251, /* Incremental zone transfer. */ - ns_t_axfr = 252, /* Transfer zone of authority. */ - ns_t_mailb = 253, /* Transfer mailbox records. */ - ns_t_maila = 254, /* Transfer mail agent records. */ - ns_t_any = 255, /* Wildcard match. */ - ns_t_zxfr = 256, /* BIND-specific, nonstandard. */ - ns_t_max = 65536 -} ns_type; - -typedef enum __ns_opcode { - ns_o_query = 0, /* Standard query. */ - ns_o_iquery = 1, /* Inverse query (deprecated/unsupported). */ - ns_o_status = 2, /* Name server status query (unsupported). */ - /* Opcode 3 is undefined/reserved. */ - ns_o_notify = 4, /* Zone change notification. */ - ns_o_update = 5, /* Zone update message. */ - ns_o_max = 6 -} ns_opcode; - -typedef enum __ns_rcode { - ns_r_noerror = 0, /* No error occurred. */ - ns_r_formerr = 1, /* Format error. */ - ns_r_servfail = 2, /* Server failure. */ - ns_r_nxdomain = 3, /* Name error. */ - ns_r_notimpl = 4, /* Unimplemented. */ - ns_r_refused = 5, /* Operation refused. */ - /* these are for BIND_UPDATE */ - ns_r_yxdomain = 6, /* Name exists */ - ns_r_yxrrset = 7, /* RRset exists */ - ns_r_nxrrset = 8, /* RRset does not exist */ - ns_r_notauth = 9, /* Not authoritative for zone */ - ns_r_notzone = 10, /* Zone of record different from zone section */ - ns_r_max = 11, - /* The following are TSIG extended errors */ - ns_r_badsig = 16, - ns_r_badkey = 17, - ns_r_badtime = 18 -} ns_rcode; - -#endif /* HAVE_ARPA_NAMESER_H */ - -#ifndef HAVE_ARPA_NAMESER_COMPAT_H - -#define PACKETSZ NS_PACKETSZ -#define MAXDNAME NS_MAXDNAME -#define MAXCDNAME NS_MAXCDNAME -#define MAXLABEL NS_MAXLABEL -#define HFIXEDSZ NS_HFIXEDSZ -#define QFIXEDSZ NS_QFIXEDSZ -#define RRFIXEDSZ NS_RRFIXEDSZ -#define INDIR_MASK NS_CMPRSFLGS -#define NAMESERVER_PORT NS_DEFAULTPORT - -#define QUERY ns_o_query - -#define SERVFAIL ns_r_servfail -#define NOTIMP ns_r_notimpl -#define REFUSED ns_r_refused -#undef NOERROR /* it seems this is already defined in winerror.h */ -#define NOERROR ns_r_noerror -#define FORMERR ns_r_formerr -#define NXDOMAIN ns_r_nxdomain - -#define C_IN ns_c_in -#define C_CHAOS ns_c_chaos -#define C_HS ns_c_hs -#define C_NONE ns_c_none -#define C_ANY ns_c_any - -#define T_A ns_t_a -#define T_NS ns_t_ns -#define T_MD ns_t_md -#define T_MF ns_t_mf -#define T_CNAME ns_t_cname -#define T_SOA ns_t_soa -#define T_MB ns_t_mb -#define T_MG ns_t_mg -#define T_MR ns_t_mr -#define T_NULL ns_t_null -#define T_WKS ns_t_wks -#define T_PTR ns_t_ptr -#define T_HINFO ns_t_hinfo -#define T_MINFO ns_t_minfo -#define T_MX ns_t_mx -#define T_TXT ns_t_txt -#define T_RP ns_t_rp -#define T_AFSDB ns_t_afsdb -#define T_X25 ns_t_x25 -#define T_ISDN ns_t_isdn -#define T_RT ns_t_rt -#define T_NSAP ns_t_nsap -#define T_NSAP_PTR ns_t_nsap_ptr -#define T_SIG ns_t_sig -#define T_KEY ns_t_key -#define T_PX ns_t_px -#define T_GPOS ns_t_gpos -#define T_AAAA ns_t_aaaa -#define T_LOC ns_t_loc -#define T_NXT ns_t_nxt -#define T_EID ns_t_eid -#define T_NIMLOC ns_t_nimloc -#define T_SRV ns_t_srv -#define T_ATMA ns_t_atma -#define T_NAPTR ns_t_naptr -#define T_TSIG ns_t_tsig -#define T_IXFR ns_t_ixfr -#define T_AXFR ns_t_axfr -#define T_MAILB ns_t_mailb -#define T_MAILA ns_t_maila -#define T_ANY ns_t_any - -#endif /* HAVE_ARPA_NAMESER_COMPAT_H */ - -#endif /* ARES_NAMESER_H */ diff --git a/3rdParty/CAres/src/setup_once.h b/3rdParty/CAres/src/setup_once.h deleted file mode 100644 index 9d93ebc..0000000 --- a/3rdParty/CAres/src/setup_once.h +++ /dev/null @@ -1,444 +0,0 @@ -#ifndef __SETUP_ONCE_H -#define __SETUP_ONCE_H - -/* $Id: setup_once.h,v 1.36 2009-06-19 00:41:03 yangtse Exp $ */ - -/* Copyright (C) 2004 - 2009 by Daniel Stenberg et al - * - * Permission to use, copy, modify, and distribute this software and its - * documentation for any purpose and without fee is hereby granted, provided - * that the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of M.I.T. not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. M.I.T. makes no representations about the - * suitability of this software for any purpose. It is provided "as is" - * without express or implied warranty. - */ - - -/******************************************************************** - * NOTICE * - * ======== * - * * - * Content of header files lib/setup_once.h and ares/setup_once.h * - * must be kept in sync. Modify the other one if you change this. * - * * - ********************************************************************/ - - -/* - * Inclusion of common header files. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <stdarg.h> -#include <ctype.h> -#include <errno.h> - -#ifdef HAVE_SYS_TYPES_H -#include <sys/types.h> -#endif - -#ifdef NEED_MALLOC_H -#include <malloc.h> -#endif - -#ifdef NEED_MEMORY_H -#include <memory.h> -#endif - -#ifdef HAVE_SYS_STAT_H -#include <sys/stat.h> -#endif - -#ifdef HAVE_SYS_TIME_H -#include <sys/time.h> -#ifdef TIME_WITH_SYS_TIME -#include <time.h> -#endif -#else -#ifdef HAVE_TIME_H -#include <time.h> -#endif -#endif - -#ifdef WIN32 -#include <io.h> -#include <fcntl.h> -#endif - -#ifdef HAVE_STDBOOL_H -#include <stdbool.h> -#endif - - -/* - * Definition of timeval struct for platforms that don't have it. - */ - -#ifndef HAVE_STRUCT_TIMEVAL -struct timeval { - long tv_sec; - long tv_usec; -}; -#endif - - -/* - * If we have the MSG_NOSIGNAL define, make sure we use - * it as the fourth argument of function send() - */ - -#ifdef HAVE_MSG_NOSIGNAL -#define SEND_4TH_ARG MSG_NOSIGNAL -#else -#define SEND_4TH_ARG 0 -#endif - - -#if defined(__minix) -/* Minix doesn't support recv on TCP sockets */ -#define sread(x,y,z) (ssize_t)read((RECV_TYPE_ARG1)(x), \ - (RECV_TYPE_ARG2)(y), \ - (RECV_TYPE_ARG3)(z)) - -#elif defined(HAVE_RECV) -/* - * The definitions for the return type and arguments types - * of functions recv() and send() belong and come from the - * configuration file. Do not define them in any other place. - * - * HAVE_RECV is defined if you have a function named recv() - * which is used to read incoming data from sockets. If your - * function has another name then don't define HAVE_RECV. - * - * If HAVE_RECV is defined then RECV_TYPE_ARG1, RECV_TYPE_ARG2, - * RECV_TYPE_ARG3, RECV_TYPE_ARG4 and RECV_TYPE_RETV must also - * be defined. - * - * HAVE_SEND is defined if you have a function named send() - * which is used to write outgoing data on a connected socket. - * If yours has another name then don't define HAVE_SEND. - * - * If HAVE_SEND is defined then SEND_TYPE_ARG1, SEND_QUAL_ARG2, - * SEND_TYPE_ARG2, SEND_TYPE_ARG3, SEND_TYPE_ARG4 and - * SEND_TYPE_RETV must also be defined. - */ - -#if !defined(RECV_TYPE_ARG1) || \ - !defined(RECV_TYPE_ARG2) || \ - !defined(RECV_TYPE_ARG3) || \ - !defined(RECV_TYPE_ARG4) || \ - !defined(RECV_TYPE_RETV) - /* */ - Error Missing_definition_of_return_and_arguments_types_of_recv - /* */ -#else -#define sread(x,y,z) (ssize_t)recv((RECV_TYPE_ARG1)(x), \ - (RECV_TYPE_ARG2)(y), \ - (RECV_TYPE_ARG3)(z), \ - (RECV_TYPE_ARG4)(0)) -#endif -#else /* HAVE_RECV */ -#ifndef sread - /* */ - Error Missing_definition_of_macro_sread - /* */ -#endif -#endif /* HAVE_RECV */ - - -#if defined(__minix) -/* Minix doesn't support send on TCP sockets */ -#define swrite(x,y,z) (ssize_t)write((SEND_TYPE_ARG1)(x), \ - (SEND_TYPE_ARG2)(y), \ - (SEND_TYPE_ARG3)(z)) - -#elif defined(HAVE_SEND) -#if !defined(SEND_TYPE_ARG1) || \ - !defined(SEND_QUAL_ARG2) || \ - !defined(SEND_TYPE_ARG2) || \ - !defined(SEND_TYPE_ARG3) || \ - !defined(SEND_TYPE_ARG4) || \ - !defined(SEND_TYPE_RETV) - /* */ - Error Missing_definition_of_return_and_arguments_types_of_send - /* */ -#else -#define swrite(x,y,z) (ssize_t)send((SEND_TYPE_ARG1)(x), \ - (SEND_TYPE_ARG2)(y), \ - (SEND_TYPE_ARG3)(z), \ - (SEND_TYPE_ARG4)(SEND_4TH_ARG)) -#endif -#else /* HAVE_SEND */ -#ifndef swrite - /* */ - Error Missing_definition_of_macro_swrite - /* */ -#endif -#endif /* HAVE_SEND */ - - -#if 0 -#if defined(HAVE_RECVFROM) -/* - * Currently recvfrom is only used on udp sockets. - */ -#if !defined(RECVFROM_TYPE_ARG1) || \ - !defined(RECVFROM_TYPE_ARG2) || \ - !defined(RECVFROM_TYPE_ARG3) || \ - !defined(RECVFROM_TYPE_ARG4) || \ - !defined(RECVFROM_TYPE_ARG5) || \ - !defined(RECVFROM_TYPE_ARG6) || \ - !defined(RECVFROM_TYPE_RETV) - /* */ - Error Missing_definition_of_return_and_arguments_types_of_recvfrom - /* */ -#else -#define sreadfrom(s,b,bl,f,fl) (ssize_t)recvfrom((RECVFROM_TYPE_ARG1) (s), \ - (RECVFROM_TYPE_ARG2 *)(b), \ - (RECVFROM_TYPE_ARG3) (bl), \ - (RECVFROM_TYPE_ARG4) (0), \ - (RECVFROM_TYPE_ARG5 *)(f), \ - (RECVFROM_TYPE_ARG6 *)(fl)) -#endif -#else /* HAVE_RECVFROM */ -#ifndef sreadfrom - /* */ - Error Missing_definition_of_macro_sreadfrom - /* */ -#endif -#endif /* HAVE_RECVFROM */ - - -#ifdef RECVFROM_TYPE_ARG6_IS_VOID -# define RECVFROM_ARG6_T int -#else -# define RECVFROM_ARG6_T RECVFROM_TYPE_ARG6 -#endif -#endif /* if 0 */ - - -/* - * Function-like macro definition used to close a socket. - */ - -#if defined(HAVE_CLOSESOCKET) -# define sclose(x) closesocket((x)) -#elif defined(HAVE_CLOSESOCKET_CAMEL) -# define sclose(x) CloseSocket((x)) -#else -# define sclose(x) close((x)) -#endif - - -/* - * Uppercase macro versions of ANSI/ISO is*() functions/macros which - * avoid negative number inputs with argument byte codes > 127. - */ - -#define ISSPACE(x) (isspace((int) ((unsigned char)x))) -#define ISDIGIT(x) (isdigit((int) ((unsigned char)x))) -#define ISALNUM(x) (isalnum((int) ((unsigned char)x))) -#define ISXDIGIT(x) (isxdigit((int) ((unsigned char)x))) -#define ISGRAPH(x) (isgraph((int) ((unsigned char)x))) -#define ISALPHA(x) (isalpha((int) ((unsigned char)x))) -#define ISPRINT(x) (isprint((int) ((unsigned char)x))) -#define ISUPPER(x) (isupper((int) ((unsigned char)x))) -#define ISLOWER(x) (islower((int) ((unsigned char)x))) - -#define ISBLANK(x) (int)((((unsigned char)x) == ' ') || \ - (((unsigned char)x) == '\t')) - - -/* - * Typedef to 'unsigned char' if bool is not an available 'typedefed' type. - */ - -#ifndef HAVE_BOOL_T -typedef unsigned char bool; -#define HAVE_BOOL_T -#endif - - -/* - * Default definition of uppercase TRUE and FALSE. - */ - -#ifndef TRUE -#define TRUE 1 -#endif -#ifndef FALSE -#define FALSE 0 -#endif - - -/* - * Typedef to 'int' if sig_atomic_t is not an available 'typedefed' type. - */ - -#ifndef HAVE_SIG_ATOMIC_T -typedef int sig_atomic_t; -#define HAVE_SIG_ATOMIC_T -#endif - - -/* - * Convenience SIG_ATOMIC_T definition - */ - -#ifdef HAVE_SIG_ATOMIC_T_VOLATILE -#define SIG_ATOMIC_T static sig_atomic_t -#else -#define SIG_ATOMIC_T static volatile sig_atomic_t -#endif - - -/* - * Default return type for signal handlers. - */ - -#ifndef RETSIGTYPE -#define RETSIGTYPE void -#endif - - -/* - * Macro used to include code only in debug builds. - */ - -#ifdef DEBUGBUILD -#define DEBUGF(x) x -#else -#define DEBUGF(x) do { } while (0) -#endif - - -/* - * Macro used to include assertion code only in debug builds. - */ - -#if defined(DEBUGBUILD) && defined(HAVE_ASSERT_H) -#define DEBUGASSERT(x) assert(x) -#else -#define DEBUGASSERT(x) do { } while (0) -#endif - - -/* - * Macro SOCKERRNO / SET_SOCKERRNO() returns / sets the *socket-related* errno - * (or equivalent) on this platform to hide platform details to code using it. - */ - -#ifdef USE_WINSOCK -#define SOCKERRNO ((int)WSAGetLastError()) -#define SET_SOCKERRNO(x) (WSASetLastError((int)(x))) -#else -#define SOCKERRNO (errno) -#define SET_SOCKERRNO(x) (errno = (x)) -#endif - - -/* - * Macro ERRNO / SET_ERRNO() returns / sets the NOT *socket-related* errno - * (or equivalent) on this platform to hide platform details to code using it. - */ - -#ifdef WIN32 -#define ERRNO ((int)GetLastError()) -#define SET_ERRNO(x) (SetLastError((DWORD)(x))) -#else -#define ERRNO (errno) -#define SET_ERRNO(x) (errno = (x)) -#endif - - -/* - * Portable error number symbolic names defined to Winsock error codes. - */ - -#ifdef USE_WINSOCK -#undef EBADF /* override definition in errno.h */ -#define EBADF WSAEBADF -#undef EINTR /* override definition in errno.h */ -#define EINTR WSAEINTR -#undef EINVAL /* override definition in errno.h */ -#define EINVAL WSAEINVAL -#define EWOULDBLOCK WSAEWOULDBLOCK -#define EINPROGRESS WSAEINPROGRESS -#define EALREADY WSAEALREADY -#define ENOTSOCK WSAENOTSOCK -#define EDESTADDRREQ WSAEDESTADDRREQ -#define EMSGSIZE WSAEMSGSIZE -#define EPROTOTYPE WSAEPROTOTYPE -#define ENOPROTOOPT WSAENOPROTOOPT -#define EPROTONOSUPPORT WSAEPROTONOSUPPORT -#define ESOCKTNOSUPPORT WSAESOCKTNOSUPPORT -#define EOPNOTSUPP WSAEOPNOTSUPP -#define EPFNOSUPPORT WSAEPFNOSUPPORT -#define EAFNOSUPPORT WSAEAFNOSUPPORT -#define EADDRINUSE WSAEADDRINUSE -#define EADDRNOTAVAIL WSAEADDRNOTAVAIL -#define ENETDOWN WSAENETDOWN -#define ENETUNREACH WSAENETUNREACH -#define ENETRESET WSAENETRESET -#define ECONNABORTED WSAECONNABORTED -#define ECONNRESET WSAECONNRESET -#define ENOBUFS WSAENOBUFS -#define EISCONN WSAEISCONN -#define ENOTCONN WSAENOTCONN -#define ESHUTDOWN WSAESHUTDOWN -#define ETOOMANYREFS WSAETOOMANYREFS -#define ETIMEDOUT WSAETIMEDOUT -#define ECONNREFUSED WSAECONNREFUSED -#define ELOOP WSAELOOP -#ifndef ENAMETOOLONG /* possible previous definition in errno.h */ -#define ENAMETOOLONG WSAENAMETOOLONG -#endif -#define EHOSTDOWN WSAEHOSTDOWN -#define EHOSTUNREACH WSAEHOSTUNREACH -#ifndef ENOTEMPTY /* possible previous definition in errno.h */ -#define ENOTEMPTY WSAENOTEMPTY -#endif -#define EPROCLIM WSAEPROCLIM -#define EUSERS WSAEUSERS -#define EDQUOT WSAEDQUOT -#define ESTALE WSAESTALE -#define EREMOTE WSAEREMOTE -#endif - - -/* - * Actually use __32_getpwuid() on 64-bit VMS builds for getpwuid() - */ - -#if defined(VMS) && \ - defined(__INITIAL_POINTER_SIZE) && (__INITIAL_POINTER_SIZE == 64) -#define getpwuid __32_getpwuid -#endif - - -/* - * Macro argv_item_t hides platform details to code using it. - */ - -#ifdef VMS -#define argv_item_t __char_ptr32 -#else -#define argv_item_t char * -#endif - - -/* - * We use this ZERO_NULL to avoid picky compiler warnings, - * when assigning a NULL pointer to a function pointer var. - */ - -#define ZERO_NULL 0 - - -#endif /* __SETUP_ONCE_H */ - diff --git a/3rdParty/CAres/src/windows_port.c b/3rdParty/CAres/src/windows_port.c deleted file mode 100644 index ce129ae..0000000 --- a/3rdParty/CAres/src/windows_port.c +++ /dev/null @@ -1,23 +0,0 @@ -#include "ares_setup.h" - -/* $Id: windows_port.c,v 1.22 2009-11-02 11:55:54 yangtse Exp $ */ - -/* only do the following on windows - */ -#if (defined(WIN32) || defined(WATT32)) && !defined(MSDOS) - -#ifdef __WATCOMC__ -/* - * Watcom needs a DllMain() in order to initialise the clib startup code. - */ -BOOL -WINAPI DllMain (HINSTANCE hnd, DWORD reason, LPVOID reserved) -{ - (void) hnd; - (void) reason; - (void) reserved; - return (TRUE); -} -#endif - -#endif /* WIN32 builds only */ |