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Diffstat (limited to '3rdParty/CAres/src/ares_parse_ns_reply.c')
m---------3rdParty/CAres0
-rw-r--r--3rdParty/CAres/src/ares_parse_ns_reply.c182
2 files changed, 0 insertions, 182 deletions
diff --git a/3rdParty/CAres b/3rdParty/CAres
new file mode 160000
+Subproject b4ee3a88b3d7de7a1c39d343fb354da811dba40
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;
-}