2 * Copyright (c) 2007 The Libav Project
4 * This file is part of Libav.
6 * Libav 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.
11 * Libav 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.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with Libav; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 #ifndef AVFORMAT_NETWORK_H
22 #define AVFORMAT_NETWORK_H
28 #include "libavutil/error.h"
29 #include "os_support.h"
40 #ifndef EPROTONOSUPPORT
41 #define EPROTONOSUPPORT WSAEPROTONOSUPPORT
44 #define ETIMEDOUT WSAETIMEDOUT
47 #define ECONNREFUSED WSAECONNREFUSED
50 #define EINPROGRESS WSAEINPROGRESS
53 #define getsockopt(a, b, c, d, e) getsockopt(a, b, c, (char*) d, e)
54 #define setsockopt(a, b, c, d, e) setsockopt(a, b, c, (const char*) d, e)
56 int ff_neterrno(void);
58 #include <sys/types.h>
59 #include <sys/socket.h>
60 #include <netinet/in.h>
63 #define ff_neterrno() AVERROR(errno)
67 #include <arpa/inet.h>
74 int ff_socket_nonblock(int socket, int enable);
76 extern int ff_network_inited_globally;
77 int ff_network_init(void);
78 void ff_network_close(void);
80 void ff_tls_init(void);
81 void ff_tls_deinit(void);
83 int ff_network_wait_fd(int fd, int write);
85 int ff_inet_aton (const char * str, struct in_addr * add);
87 #if !HAVE_STRUCT_SOCKADDR_STORAGE
88 struct sockaddr_storage {
89 #if HAVE_STRUCT_SOCKADDR_SA_LEN
101 #if !HAVE_STRUCT_ADDRINFO
108 struct sockaddr *ai_addr;
110 struct addrinfo *ai_next;
114 /* getaddrinfo constants */
119 #define EAI_BADFLAGS 3
137 #define EAI_SERVICE 9
140 #define EAI_SOCKTYPE 10
148 #define AI_CANONNAME 2
151 #ifndef AI_NUMERICHOST
152 #define AI_NUMERICHOST 4
159 #ifndef NI_NUMERICHOST
160 #define NI_NUMERICHOST 2
167 #ifndef NI_NUMERICSERV
168 #define NI_NUMERICSERV 8
175 #if !HAVE_GETADDRINFO
176 int ff_getaddrinfo(const char *node, const char *service,
177 const struct addrinfo *hints, struct addrinfo **res);
178 void ff_freeaddrinfo(struct addrinfo *res);
179 int ff_getnameinfo(const struct sockaddr *sa, int salen,
180 char *host, int hostlen,
181 char *serv, int servlen, int flags);
182 #define getaddrinfo ff_getaddrinfo
183 #define freeaddrinfo ff_freeaddrinfo
184 #define getnameinfo ff_getnameinfo
186 #if !HAVE_GETADDRINFO || HAVE_WINSOCK2_H
187 const char *ff_gai_strerror(int ecode);
189 #define gai_strerror ff_gai_strerror
192 #ifndef INADDR_LOOPBACK
193 #define INADDR_LOOPBACK 0x7f000001
196 #ifndef INET_ADDRSTRLEN
197 #define INET_ADDRSTRLEN 16
200 #ifndef INET6_ADDRSTRLEN
201 #define INET6_ADDRSTRLEN INET_ADDRSTRLEN
205 #define IN_MULTICAST(a) ((((uint32_t)(a)) & 0xf0000000) == 0xe0000000)
207 #ifndef IN6_IS_ADDR_MULTICAST
208 #define IN6_IS_ADDR_MULTICAST(a) (((uint8_t *) (a))[0] == 0xff)
211 int ff_is_multicast_address(struct sockaddr *addr);
213 #define POLLING_TIME 100 /// Time in milliseconds between interrupt check
216 * Bind to a file descriptor and poll for a connection.
218 * @param fd First argument of bind().
219 * @param addr Second argument of bind().
220 * @param addrlen Third argument of bind().
221 * @param timeout Polling timeout in milliseconds.
222 * @param h URLContext providing interrupt check
223 * callback and logging context.
224 * @return A non-blocking file descriptor on success
225 * or an AVERROR on failure.
227 int ff_listen_bind(int fd, const struct sockaddr *addr,
228 socklen_t addrlen, int timeout,
232 * Connect to a file descriptor and poll for result.
234 * @param fd First argument of connect(),
235 * will be set as non-blocking.
236 * @param addr Second argument of connect().
237 * @param addrlen Third argument of connect().
238 * @param timeout Polling timeout in milliseconds.
239 * @param h URLContext providing interrupt check
240 * callback and logging context.
241 * @param will_try_next Whether the caller will try to connect to another
242 * address for the same host name, affecting the form of
244 * @return 0 on success, AVERROR on failure.
246 int ff_listen_connect(int fd, const struct sockaddr *addr,
247 socklen_t addrlen, int timeout,
248 URLContext *h, int will_try_next);
250 int ff_http_match_no_proxy(const char *no_proxy, const char *hostname);
252 int ff_socket(int domain, int type, int protocol);
254 #endif /* AVFORMAT_NETWORK_H */