53bb9c07c74b4a2aad5c1f65484ddebcebb1a82d
[libav.git] / libavformat / network.h
1 /*
2 * Copyright (c) 2007 The FFmpeg Project
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 #ifndef AVFORMAT_NETWORK_H
22 #define AVFORMAT_NETWORK_H
23
24 #include "config.h"
25
26 #if HAVE_WINSOCK2_H
27 #include <winsock2.h>
28 #include <ws2tcpip.h>
29
30 #define ff_neterrno() WSAGetLastError()
31 #define FF_NETERROR(err) WSA##err
32 #define WSAEAGAIN WSAEWOULDBLOCK
33 #else
34 #include <sys/types.h>
35 #include <sys/socket.h>
36 #include <netinet/in.h>
37 #include <netdb.h>
38
39 #define ff_neterrno() errno
40 #define FF_NETERROR(err) err
41 #endif
42
43 #if HAVE_ARPA_INET_H
44 #include <arpa/inet.h>
45 #endif
46
47 int ff_socket_nonblock(int socket, int enable);
48
49 static inline int ff_network_init(void)
50 {
51 #if HAVE_WINSOCK2_H
52 WSADATA wsaData;
53 if (WSAStartup(MAKEWORD(1,1), &wsaData))
54 return 0;
55 #endif
56 return 1;
57 }
58
59 static inline void ff_network_close(void)
60 {
61 #if HAVE_WINSOCK2_H
62 WSACleanup();
63 #endif
64 }
65
66 int ff_inet_aton (const char * str, struct in_addr * add);
67
68 #if !HAVE_STRUCT_SOCKADDR_STORAGE
69 struct sockaddr_storage {
70 #if HAVE_STRUCT_SOCKADDR_SA_LEN
71 uint8_t ss_len;
72 uint8_t ss_family;
73 #else
74 uint16_t ss_family;
75 #endif
76 char ss_pad1[6];
77 int64_t ss_align;
78 char ss_pad2[112];
79 };
80 #endif
81
82 #if !HAVE_STRUCT_ADDRINFO
83 struct addrinfo {
84 int ai_flags;
85 int ai_family;
86 int ai_socktype;
87 int ai_protocol;
88 int ai_addrlen;
89 struct sockaddr *ai_addr;
90 char *ai_canonname;
91 struct addrinfo *ai_next;
92 };
93 #endif
94
95 /* getaddrinfo constants */
96 #ifndef EAI_FAIL
97 #define EAI_FAIL 4
98 #endif
99
100 #ifndef EAI_FAMILY
101 #define EAI_FAMILY 5
102 #endif
103
104 #ifndef EAI_NONAME
105 #define EAI_NONAME 8
106 #endif
107
108 #ifndef AI_PASSIVE
109 #define AI_PASSIVE 1
110 #endif
111
112 #ifndef AI_CANONNAME
113 #define AI_CANONNAME 2
114 #endif
115
116 #ifndef AI_NUMERICHOST
117 #define AI_NUMERICHOST 4
118 #endif
119
120 #ifndef NI_NOFQDN
121 #define NI_NOFQDN 1
122 #endif
123
124 #ifndef NI_NUMERICHOST
125 #define NI_NUMERICHOST 2
126 #endif
127
128 #ifndef NI_NAMERQD
129 #define NI_NAMERQD 4
130 #endif
131
132 #ifndef NI_NUMERICSERV
133 #define NI_NUMERICSERV 8
134 #endif
135
136 #ifndef NI_DGRAM
137 #define NI_DGRAM 16
138 #endif
139
140 #if !HAVE_GETADDRINFO
141 int ff_getaddrinfo(const char *node, const char *service,
142 const struct addrinfo *hints, struct addrinfo **res);
143 void ff_freeaddrinfo(struct addrinfo *res);
144 int ff_getnameinfo(const struct sockaddr *sa, int salen,
145 char *host, int hostlen,
146 char *serv, int servlen, int flags);
147 const char *ff_gai_strerror(int ecode);
148 #define getaddrinfo ff_getaddrinfo
149 #define freeaddrinfo ff_freeaddrinfo
150 #define getnameinfo ff_getnameinfo
151 #define gai_strerror ff_gai_strerror
152 #endif
153
154 #endif /* AVFORMAT_NETWORK_H */