1#ifndef HEADER_CURL_ADDRINFO_H
2#define HEADER_CURL_ADDRINFO_H
3/***************************************************************************
4 *                                  _   _ ____  _
5 *  Project                     ___| | | |  _ \| |
6 *                             / __| | | | |_) | |
7 *                            | (__| |_| |  _ <| |___
8 *                             \___|\___/|_| \_\_____|
9 *
10 * Copyright (C) 1998 - 2010, Daniel Stenberg, <daniel@haxx.se>, et al.
11 *
12 * This software is licensed as described in the file COPYING, which
13 * you should have received as part of this distribution. The terms
14 * are also available at http://curl.haxx.se/docs/copyright.html.
15 *
16 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
17 * copies of the Software, and permit persons to whom the Software is
18 * furnished to do so, under the terms of the COPYING file.
19 *
20 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
21 * KIND, either express or implied.
22 *
23 ***************************************************************************/
24
25#include "setup.h"
26
27#ifdef HAVE_SYS_SOCKET_H
28#  include <sys/socket.h>
29#endif
30#ifdef HAVE_NETINET_IN_H
31#  include <netinet/in.h>
32#endif
33#ifdef HAVE_NETDB_H
34#  include <netdb.h>
35#endif
36#ifdef HAVE_ARPA_INET_H
37#  include <arpa/inet.h>
38#endif
39
40#ifdef __VMS
41#  include <in.h>
42#  include <inet.h>
43#  include <stdlib.h>
44#endif
45
46
47/*
48 * Curl_addrinfo is our internal struct definition that we use to allow
49 * consistent internal handling of this data. We use this even when the
50 * system provides an addrinfo structure definition. And we use this for
51 * all sorts of IPv4 and IPV6 builds.
52 */
53
54struct Curl_addrinfo {
55  int                   ai_flags;
56  int                   ai_family;
57  int                   ai_socktype;
58  int                   ai_protocol;
59  curl_socklen_t        ai_addrlen;   /* Follow rfc3493 struct addrinfo */
60  char                 *ai_canonname;
61  struct sockaddr      *ai_addr;
62  struct Curl_addrinfo *ai_next;
63};
64typedef struct Curl_addrinfo Curl_addrinfo;
65
66void
67Curl_freeaddrinfo(Curl_addrinfo *cahead);
68
69#ifdef HAVE_GETADDRINFO
70int
71Curl_getaddrinfo_ex(const char *nodename,
72                    const char *servname,
73                    const struct addrinfo *hints,
74                    Curl_addrinfo **result);
75#endif
76
77Curl_addrinfo *
78Curl_he2ai(const struct hostent *he, int port);
79
80Curl_addrinfo *
81Curl_ip2addr(int af, const void *inaddr, const char *hostname, int port);
82
83Curl_addrinfo *Curl_str2addr(char *dotted, int port);
84
85#if defined(CURLDEBUG) && defined(HAVE_FREEADDRINFO)
86void
87curl_dofreeaddrinfo(struct addrinfo *freethis,
88                    int line, const char *source);
89#endif
90
91#if defined(CURLDEBUG) && defined(HAVE_GETADDRINFO)
92int
93curl_dogetaddrinfo(const char *hostname,
94                   const char *service,
95                   const struct addrinfo *hints,
96                   struct addrinfo **result,
97                   int line, const char *source);
98#endif
99
100#endif /* HEADER_CURL_ADDRINFO_H */
101