1#ifndef HEADER_CURL_ADDRINFO_H
2#define HEADER_CURL_ADDRINFO_H
3/***************************************************************************
4 * _ _ ____ _
5 * Project ___| | | | _ \| |
6 * / __| | | | |_) | |
7 * | (__| |_| | _ <| |___
8 * \___|\___/|_| \_\_____|
9 *
10 * Copyright (C) 1998 - 2020, 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 https://curl.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 "curl_setup.h"
26
27#ifdef HAVE_NETINET_IN_H
28# include <netinet/in.h>
29#endif
30#ifdef HAVE_NETDB_H
31# include <netdb.h>
32#endif
33#ifdef HAVE_ARPA_INET_H
34# include <arpa/inet.h>
35#endif
36
37#ifdef __VMS
38# include <in.h>
39# include <inet.h>
40# include <stdlib.h>
41#endif
42
43/*
44 * Curl_addrinfo is our internal struct definition that we use to allow
45 * consistent internal handling of this data. We use this even when the
46 * system provides an addrinfo structure definition. And we use this for
47 * all sorts of IPv4 and IPV6 builds.
48 */
49
50struct Curl_addrinfo {
51 int ai_flags;
52 int ai_family;
53 int ai_socktype;
54 int ai_protocol;
55 curl_socklen_t ai_addrlen; /* Follow rfc3493 struct addrinfo */
56 char *ai_canonname;
57 struct sockaddr *ai_addr;
58 struct Curl_addrinfo *ai_next;
59};
60
61void
62Curl_freeaddrinfo(struct Curl_addrinfo *cahead);
63
64#ifdef HAVE_GETADDRINFO
65int
66Curl_getaddrinfo_ex(const char *nodename,
67 const char *servname,
68 const struct addrinfo *hints,
69 struct Curl_addrinfo **result);
70#endif
71
72struct Curl_addrinfo *
73Curl_he2ai(const struct hostent *he, int port);
74
75struct Curl_addrinfo *
76Curl_ip2addr(int af, const void *inaddr, const char *hostname, int port);
77
78struct Curl_addrinfo *Curl_str2addr(char *dotted, int port);
79
80#ifdef USE_UNIX_SOCKETS
81struct Curl_addrinfo *Curl_unix2addr(const char *path, bool *longpath,
82 bool abstract);
83#endif
84
85#if defined(CURLDEBUG) && defined(HAVE_GETADDRINFO) && \
86 defined(HAVE_FREEADDRINFO)
87void
88curl_dbg_freeaddrinfo(struct addrinfo *freethis, int line, const char *source);
89#endif
90
91#if defined(CURLDEBUG) && defined(HAVE_GETADDRINFO)
92int
93curl_dbg_getaddrinfo(const char *hostname, const char *service,
94 const struct addrinfo *hints, struct addrinfo **result,
95 int line, const char *source);
96#endif
97
98#ifdef HAVE_GETADDRINFO
99#ifdef USE_RESOLVE_ON_IPS
100void Curl_addrinfo_set_port(struct Curl_addrinfo *addrinfo, int port);
101#else
102#define Curl_addrinfo_set_port(x,y)
103#endif
104#endif
105
106#endif /* HEADER_CURL_ADDRINFO_H */
107