Swiftdiff options
Diffstat (limited to '3rdParty/LibMiniUPnPc/src/miniupnpc/connecthostport.c')
| -rw-r--r-- | 3rdParty/LibMiniUPnPc/src/miniupnpc/connecthostport.c | 69 |
1 files changed, 45 insertions, 24 deletions
diff --git a/3rdParty/LibMiniUPnPc/src/miniupnpc/connecthostport.c b/3rdParty/LibMiniUPnPc/src/miniupnpc/connecthostport.c index 7afd2b1..aed62c7 100644 --- a/3rdParty/LibMiniUPnPc/src/miniupnpc/connecthostport.c +++ b/3rdParty/LibMiniUPnPc/src/miniupnpc/connecthostport.c @@ -1,7 +1,7 @@ -/* $Id: connecthostport.c,v 1.5 2011/04/09 08:49:50 nanard Exp $ */ +/* $Id: connecthostport.c,v 1.17 2017/04/21 09:58:30 nanard Exp $ */ /* Project : miniupnp * Author : Thomas Bernard - * Copyright (c) 2010-2011 Thomas Bernard + * Copyright (c) 2010-2017 Thomas Bernard * This software is subject to the conditions detailed in the * LICENCE file provided in this distribution. */ @@ -13,7 +13,7 @@ #include <string.h> #include <stdio.h> -#ifdef WIN32 +#ifdef _WIN32 #include <winsock2.h> #include <ws2tcpip.h> #include <io.h> @@ -21,24 +21,28 @@ #define snprintf _snprintf #define herror #define socklen_t int -#else /* #ifdef WIN32 */ +#else /* #ifdef _WIN32 */ #include <unistd.h> +#include <sys/types.h> +#ifdef MINIUPNPC_SET_SOCKET_TIMEOUT +#include <sys/time.h> +#endif /* #ifdef MINIUPNPC_SET_SOCKET_TIMEOUT */ #include <sys/param.h> +#include <sys/select.h> #include <errno.h> #define closesocket close #include <netdb.h> +#include <netinet/in.h> /* defining MINIUPNPC_IGNORE_EINTR enable the ignore of interruptions * during the connect() call */ #define MINIUPNPC_IGNORE_EINTR -#ifndef USE_GETHOSTBYNAME -#include <sys/types.h> #include <sys/socket.h> -#endif /* #ifndef USE_GETHOSTBYNAME */ -#endif /* #else WIN32 */ +#include <sys/select.h> +#endif /* #else _WIN32 */ /* definition of PRINT_SOCKET_ERROR */ -#ifdef WIN32 -#define PRINT_SOCKET_ERROR(x) printf("Socket error: %s, %d\n", x, WSAGetLastError()); +#ifdef _WIN32 +#define PRINT_SOCKET_ERROR(x) fprintf(stderr, "Socket error: %s, %d\n", x, WSAGetLastError()); #else #define PRINT_SOCKET_ERROR(x) perror(x) #endif @@ -49,10 +53,15 @@ #include "connecthostport.h" +#ifndef MAXHOSTNAMELEN +#define MAXHOSTNAMELEN 64 +#endif + /* connecthostport() * return a socket connected (TCP) to the host and port * or -1 in case of error */ -int connecthostport(const char * host, unsigned short port) +int connecthostport(const char * host, unsigned short port, + unsigned int scope_id) { int s, n; #ifdef USE_GETHOSTBYNAME @@ -67,7 +76,7 @@ int connecthostport(const char * host, unsigned short port) #ifdef MINIUPNPC_SET_SOCKET_TIMEOUT struct timeval timeout; #endif /* #ifdef MINIUPNPC_SET_SOCKET_TIMEOUT */ - + #ifdef USE_GETHOSTBYNAME hp = gethostbyname(host); if(hp == NULL) @@ -85,24 +94,27 @@ int connecthostport(const char * host, unsigned short port) } #ifdef MINIUPNPC_SET_SOCKET_TIMEOUT /* setting a 3 seconds timeout for the connect() call */ - timeout.tv_sec = 5; + timeout.tv_sec = 3; timeout.tv_usec = 0; if(setsockopt(s, SOL_SOCKET, SO_RCVTIMEO, &timeout, sizeof(struct timeval)) < 0) { - PRINT_SOCKET_ERROR("setsockopt"); + PRINT_SOCKET_ERROR("setsockopt SO_RCVTIMEO"); } - timeout.tv_sec = 5; + timeout.tv_sec = 3; timeout.tv_usec = 0; if(setsockopt(s, SOL_SOCKET, SO_SNDTIMEO, &timeout, sizeof(struct timeval)) < 0) { - PRINT_SOCKET_ERROR("setsockopt"); + PRINT_SOCKET_ERROR("setsockopt SO_SNDTIMEO"); } #endif /* #ifdef MINIUPNPC_SET_SOCKET_TIMEOUT */ dest.sin_family = AF_INET; dest.sin_port = htons(port); n = connect(s, (struct sockaddr *)&dest, sizeof(struct sockaddr_in)); #ifdef MINIUPNPC_IGNORE_EINTR - while(n < 0 && errno == EINTR) + /* EINTR The system call was interrupted by a signal that was caught + * EINPROGRESS The socket is nonblocking and the connection cannot + * be completed immediately. */ + while(n < 0 && (errno == EINTR || errno == EINPROGRESS)) { socklen_t len; fd_set wset; @@ -145,10 +157,12 @@ int connecthostport(const char * host, unsigned short port) if(host[0] == '[') { /* literal ip v6 address */ - int i; - for(i = 0; host[i+1] && (host[i+1] != ']') && i < MAXHOSTNAMELEN; i++) + int i, j; + for(i = 0, j = 1; host[j] && (host[j] != ']') && i < MAXHOSTNAMELEN; i++, j++) { - tmp_host[i] = host[i+1]; + tmp_host[i] = host[j]; + if(0 == memcmp(host+j, "%25", 3)) /* %25 is just url encoding for '%' */ + j+=2; /* skip "25" */ } tmp_host[i] = '\0'; } @@ -160,7 +174,7 @@ int connecthostport(const char * host, unsigned short port) n = getaddrinfo(tmp_host, port_str, &hints, &ai); if(n != 0) { -#ifdef WIN32 +#ifdef _WIN32 fprintf(stderr, "getaddrinfo() error : %d\n", n); #else fprintf(stderr, "getaddrinfo() error : %s\n", gai_strerror(n)); @@ -173,15 +187,19 @@ int connecthostport(const char * host, unsigned short port) s = socket(p->ai_family, p->ai_socktype, p->ai_protocol); if(s < 0) continue; + if(p->ai_addr->sa_family == AF_INET6 && scope_id > 0) { + struct sockaddr_in6 * addr6 = (struct sockaddr_in6 *)p->ai_addr; + addr6->sin6_scope_id = scope_id; + } #ifdef MINIUPNPC_SET_SOCKET_TIMEOUT /* setting a 3 seconds timeout for the connect() call */ - timeout.tv_sec = 5; + timeout.tv_sec = 3; timeout.tv_usec = 0; if(setsockopt(s, SOL_SOCKET, SO_RCVTIMEO, &timeout, sizeof(struct timeval)) < 0) { PRINT_SOCKET_ERROR("setsockopt"); } - timeout.tv_sec = 5; + timeout.tv_sec = 3; timeout.tv_usec = 0; if(setsockopt(s, SOL_SOCKET, SO_SNDTIMEO, &timeout, sizeof(struct timeval)) < 0) { @@ -190,7 +208,10 @@ int connecthostport(const char * host, unsigned short port) #endif /* #ifdef MINIUPNPC_SET_SOCKET_TIMEOUT */ n = connect(s, p->ai_addr, p->ai_addrlen); #ifdef MINIUPNPC_IGNORE_EINTR - while(n < 0 && errno == EINTR) + /* EINTR The system call was interrupted by a signal that was caught + * EINPROGRESS The socket is nonblocking and the connection cannot + * be completed immediately. */ + while(n < 0 && (errno == EINTR || errno == EINPROGRESS)) { socklen_t len; fd_set wset; |