2002-09-03 15:52:59 +04:00
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/***************************************************************************
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2004-06-24 11:43:48 +04:00
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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1999-12-29 17:20:26 +03:00
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* \___|\___/|_| \_\_____|
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*
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2012-12-14 20:38:18 +04:00
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* Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
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1999-12-29 17:20:26 +03:00
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*
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2002-09-03 15:52:59 +04:00
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at http://curl.haxx.se/docs/copyright.html.
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2004-06-24 11:43:48 +04:00
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*
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2001-01-03 12:29:33 +03:00
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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2002-09-03 15:52:59 +04:00
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* furnished to do so, under the terms of the COPYING file.
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1999-12-29 17:20:26 +03:00
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*
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2001-01-03 12:29:33 +03:00
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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1999-12-29 17:20:26 +03:00
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*
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2002-09-03 15:52:59 +04:00
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***************************************************************************/
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1999-12-29 17:20:26 +03:00
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2013-01-04 05:50:28 +04:00
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#include "setup.h"
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2000-08-24 18:26:33 +04:00
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2008-10-09 23:23:50 +04:00
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#ifdef HAVE_NETINET_IN_H
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2008-11-17 17:24:15 +03:00
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# include <netinet/in.h>
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2008-10-09 23:23:50 +04:00
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#endif
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#ifdef HAVE_ARPA_INET_H
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2008-11-17 17:24:15 +03:00
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# include <arpa/inet.h>
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#endif
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#ifdef HAVE_NET_IF_H
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# include <net/if.h>
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#endif
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#ifdef HAVE_SYS_IOCTL_H
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# include <sys/ioctl.h>
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#endif
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#ifdef HAVE_NETDB_H
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# include <netdb.h>
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#endif
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#ifdef HAVE_SYS_SOCKIO_H
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# include <sys/sockio.h>
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#endif
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#ifdef HAVE_IFADDRS_H
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# include <ifaddrs.h>
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#endif
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#ifdef HAVE_STROPTS_H
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# include <stropts.h>
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#endif
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2009-12-30 20:59:56 +03:00
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#ifdef __VMS
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2008-11-17 17:24:15 +03:00
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# include <inet.h>
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2008-10-09 23:23:50 +04:00
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#endif
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2013-01-04 05:50:28 +04:00
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#include "inet_ntop.h"
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#include "strequal.h"
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#include "if2ip.h"
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2008-10-09 23:23:50 +04:00
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2008-10-25 07:52:21 +04:00
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#define _MPRINTF_REPLACE /* use our functions only */
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#include <curl/mprintf.h>
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2009-04-21 15:46:16 +04:00
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#include "curl_memory.h"
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2008-10-25 07:52:21 +04:00
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/* The last #include file should be: */
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2013-01-04 05:50:28 +04:00
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#include "memdebug.h"
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2008-10-25 07:52:21 +04:00
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2008-11-17 17:26:22 +03:00
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/* ------------------------------------------------------------------ */
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2008-11-17 17:24:15 +03:00
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#if defined(HAVE_GETIFADDRS)
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2011-12-13 21:37:33 +04:00
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bool Curl_if_is_interface_name(const char *interf)
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2011-11-05 00:48:05 +04:00
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{
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bool result = FALSE;
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struct ifaddrs *iface, *head;
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if(getifaddrs(&head) >= 0) {
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for(iface=head; iface != NULL; iface=iface->ifa_next) {
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2011-12-13 21:37:33 +04:00
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if(curl_strequal(iface->ifa_name, interf)) {
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2011-11-05 00:48:05 +04:00
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result = TRUE;
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break;
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}
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}
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freeifaddrs(head);
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}
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return result;
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}
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2011-12-13 21:37:33 +04:00
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char *Curl_if2ip(int af, const char *interf, char *buf, int buf_size)
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2008-10-09 23:23:50 +04:00
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{
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struct ifaddrs *iface, *head;
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2011-12-13 18:47:26 +04:00
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char *ip = NULL;
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2008-10-09 23:23:50 +04:00
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2011-04-20 17:17:42 +04:00
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if(getifaddrs(&head) >= 0) {
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for(iface=head; iface != NULL; iface=iface->ifa_next) {
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if((iface->ifa_addr != NULL) &&
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(iface->ifa_addr->sa_family == af) &&
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2011-12-13 21:37:33 +04:00
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curl_strequal(iface->ifa_name, interf)) {
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2008-10-09 23:23:50 +04:00
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void *addr;
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2008-10-25 07:52:21 +04:00
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char scope[12]="";
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2008-12-04 09:24:00 +03:00
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#ifdef ENABLE_IPV6
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2011-04-20 17:17:42 +04:00
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if(af == AF_INET6) {
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2008-12-30 11:05:38 +03:00
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unsigned int scopeid = 0;
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2008-10-09 23:23:50 +04:00
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addr = &((struct sockaddr_in6 *)iface->ifa_addr)->sin6_addr;
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2008-12-30 11:05:38 +03:00
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#ifdef HAVE_SOCKADDR_IN6_SIN6_SCOPE_ID
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2008-10-25 07:52:21 +04:00
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/* Include the scope of this interface as part of the address */
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2008-10-09 23:23:50 +04:00
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scopeid = ((struct sockaddr_in6 *)iface->ifa_addr)->sin6_scope_id;
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2008-12-30 11:05:38 +03:00
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#endif
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2011-04-20 17:17:42 +04:00
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if(scopeid)
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2008-10-25 07:52:21 +04:00
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snprintf(scope, sizeof(scope), "%%%u", scopeid);
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}
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else
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2008-12-04 09:24:00 +03:00
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#endif
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2008-10-09 23:23:50 +04:00
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addr = &((struct sockaddr_in *)iface->ifa_addr)->sin_addr;
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ip = (char *) Curl_inet_ntop(af, addr, buf, buf_size);
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2008-10-25 07:52:21 +04:00
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strlcat(buf, scope, buf_size);
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break;
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2008-10-09 23:23:50 +04:00
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}
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}
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freeifaddrs(head);
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}
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return ip;
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}
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2008-11-17 17:24:15 +03:00
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#elif defined(HAVE_IOCTL_SIOCGIFADDR)
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2001-03-16 18:19:36 +03:00
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2011-12-13 21:37:33 +04:00
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bool Curl_if_is_interface_name(const char *interf)
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2011-11-05 00:48:05 +04:00
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{
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/* This is here just to support the old interfaces */
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char buf[256];
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2011-12-13 21:37:33 +04:00
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char *ip = Curl_if2ip(AF_INET, interf, buf, sizeof(buf));
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2011-12-13 18:47:26 +04:00
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return (ip != NULL) ? TRUE : FALSE;
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2011-11-05 00:48:05 +04:00
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}
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2011-12-13 21:37:33 +04:00
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char *Curl_if2ip(int af, const char *interf, char *buf, int buf_size)
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1999-12-29 17:20:26 +03:00
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{
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2009-04-11 10:36:47 +04:00
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struct ifreq req;
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struct in_addr in;
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struct sockaddr_in *s;
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curl_socket_t dummy;
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size_t len;
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char *ip;
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2004-06-24 11:43:48 +04:00
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2011-12-13 21:37:33 +04:00
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if(!interf || (af != AF_INET))
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1999-12-29 17:20:26 +03:00
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return NULL;
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2011-12-13 21:37:33 +04:00
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len = strlen(interf);
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2009-04-11 10:36:47 +04:00
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if(len >= sizeof(req.ifr_name))
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return NULL;
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1999-12-29 17:20:26 +03:00
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dummy = socket(AF_INET, SOCK_STREAM, 0);
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2009-04-11 10:36:47 +04:00
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if(CURL_SOCKET_BAD == dummy)
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1999-12-29 17:20:26 +03:00
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return NULL;
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2009-04-11 10:36:47 +04:00
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memset(&req, 0, sizeof(req));
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2011-12-13 21:37:33 +04:00
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memcpy(req.ifr_name, interf, len+1);
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2009-04-11 10:36:47 +04:00
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req.ifr_addr.sa_family = AF_INET;
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if(ioctl(dummy, SIOCGIFADDR, &req) < 0) {
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2001-03-16 18:44:38 +03:00
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sclose(dummy);
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2009-04-11 10:36:47 +04:00
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return NULL;
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1999-12-29 17:20:26 +03:00
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}
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2009-04-11 10:36:47 +04:00
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s = (struct sockaddr_in *)&req.ifr_addr;
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memcpy(&in, &s->sin_addr, sizeof(in));
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ip = (char *) Curl_inet_ntop(s->sin_family, &in, buf, buf_size);
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sclose(dummy);
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1999-12-29 17:20:26 +03:00
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return ip;
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}
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#else
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2008-11-17 17:24:15 +03:00
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2011-12-13 21:37:33 +04:00
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bool Curl_if_is_interface_name(const char *interf)
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2011-11-05 00:48:05 +04:00
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{
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2011-12-13 21:37:33 +04:00
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(void) interf;
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2011-12-13 19:08:42 +04:00
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2011-11-05 00:48:05 +04:00
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return FALSE;
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}
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2008-10-09 23:23:50 +04:00
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char *Curl_if2ip(int af, const char *interf, char *buf, int buf_size)
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2004-03-17 15:46:42 +03:00
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{
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2008-10-09 23:23:50 +04:00
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(void) af;
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2004-11-02 13:12:22 +03:00
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(void) interf;
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2004-05-05 17:42:23 +04:00
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(void) buf;
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(void) buf_size;
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2004-03-17 15:46:42 +03:00
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return NULL;
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}
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2008-11-17 17:24:15 +03:00
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1999-12-29 17:20:26 +03:00
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#endif
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