| /* |
| * Copyright (c) 2007 The FFmpeg Project |
| * |
| * This file is part of FFmpeg. |
| * |
| * FFmpeg is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * FFmpeg is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with FFmpeg; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #ifndef AVFORMAT_NETWORK_H |
| #define AVFORMAT_NETWORK_H |
| |
| #include <errno.h> |
| #include <stdint.h> |
| |
| #include "config.h" |
| #include "libavutil/error.h" |
| #include "os_support.h" |
| #include "avio.h" |
| |
| #if HAVE_UNISTD_H |
| #include <unistd.h> |
| #endif |
| |
| #if HAVE_WINSOCK2_H |
| #include <winsock2.h> |
| #include <ws2tcpip.h> |
| |
| #ifndef EPROTONOSUPPORT |
| #define EPROTONOSUPPORT WSAEPROTONOSUPPORT |
| #endif |
| #ifndef ETIMEDOUT |
| #define ETIMEDOUT WSAETIMEDOUT |
| #endif |
| #ifndef ECONNREFUSED |
| #define ECONNREFUSED WSAECONNREFUSED |
| #endif |
| #ifndef EINPROGRESS |
| #define EINPROGRESS WSAEINPROGRESS |
| #endif |
| |
| #define getsockopt(a, b, c, d, e) getsockopt(a, b, c, (char*) d, e) |
| #define setsockopt(a, b, c, d, e) setsockopt(a, b, c, (const char*) d, e) |
| |
| int ff_neterrno(void); |
| #else |
| #include <sys/types.h> |
| #include <sys/socket.h> |
| #include <netinet/in.h> |
| #include <netdb.h> |
| |
| #define ff_neterrno() AVERROR(errno) |
| #endif |
| |
| #if HAVE_ARPA_INET_H |
| #include <arpa/inet.h> |
| #endif |
| |
| #if HAVE_POLL_H |
| #include <poll.h> |
| #endif |
| |
| int ff_socket_nonblock(int socket, int enable); |
| |
| extern int ff_network_inited_globally; |
| int ff_network_init(void); |
| void ff_network_close(void); |
| |
| void ff_tls_init(void); |
| void ff_tls_deinit(void); |
| |
| int ff_network_wait_fd(int fd, int write); |
| |
| /** |
| * This works similarly to ff_network_wait_fd, but waits up to 'timeout' microseconds |
| * Uses ff_network_wait_fd in a loop |
| * |
| * @fd Socket descriptor |
| * @write Set 1 to wait for socket able to be read, 0 to be written |
| * @timeout Timeout interval, in microseconds. Actual precision is 100000 mcs, due to ff_network_wait_fd usage |
| * @param int_cb Interrupt callback, is checked after each ff_network_wait_fd call |
| * @return 0 if data can be read/written, AVERROR(ETIMEDOUT) if timeout expired, or negative error code |
| */ |
| int ff_network_wait_fd_timeout(int fd, int write, int64_t timeout, AVIOInterruptCB *int_cb); |
| |
| int ff_inet_aton (const char * str, struct in_addr * add); |
| |
| #if !HAVE_STRUCT_SOCKADDR_STORAGE |
| struct sockaddr_storage { |
| #if HAVE_STRUCT_SOCKADDR_SA_LEN |
| uint8_t ss_len; |
| uint8_t ss_family; |
| #else |
| uint16_t ss_family; |
| #endif |
| char ss_pad1[6]; |
| int64_t ss_align; |
| char ss_pad2[112]; |
| }; |
| #endif |
| |
| #if !HAVE_STRUCT_ADDRINFO |
| struct addrinfo { |
| int ai_flags; |
| int ai_family; |
| int ai_socktype; |
| int ai_protocol; |
| int ai_addrlen; |
| struct sockaddr *ai_addr; |
| char *ai_canonname; |
| struct addrinfo *ai_next; |
| }; |
| #endif |
| |
| /* getaddrinfo constants */ |
| #ifndef EAI_AGAIN |
| #define EAI_AGAIN 2 |
| #endif |
| #ifndef EAI_BADFLAGS |
| #define EAI_BADFLAGS 3 |
| #endif |
| #ifndef EAI_FAIL |
| #define EAI_FAIL 4 |
| #endif |
| #ifndef EAI_FAMILY |
| #define EAI_FAMILY 5 |
| #endif |
| #ifndef EAI_MEMORY |
| #define EAI_MEMORY 6 |
| #endif |
| #ifndef EAI_NODATA |
| #define EAI_NODATA 7 |
| #endif |
| #ifndef EAI_NONAME |
| #define EAI_NONAME 8 |
| #endif |
| #ifndef EAI_SERVICE |
| #define EAI_SERVICE 9 |
| #endif |
| #ifndef EAI_SOCKTYPE |
| #define EAI_SOCKTYPE 10 |
| #endif |
| |
| #ifndef AI_PASSIVE |
| #define AI_PASSIVE 1 |
| #endif |
| |
| #ifndef AI_CANONNAME |
| #define AI_CANONNAME 2 |
| #endif |
| |
| #ifndef AI_NUMERICHOST |
| #define AI_NUMERICHOST 4 |
| #endif |
| |
| #ifndef NI_NOFQDN |
| #define NI_NOFQDN 1 |
| #endif |
| |
| #ifndef NI_NUMERICHOST |
| #define NI_NUMERICHOST 2 |
| #endif |
| |
| #ifndef NI_NAMERQD |
| #define NI_NAMERQD 4 |
| #endif |
| |
| #ifndef NI_NUMERICSERV |
| #define NI_NUMERICSERV 8 |
| #endif |
| |
| #ifndef NI_DGRAM |
| #define NI_DGRAM 16 |
| #endif |
| |
| #if !HAVE_GETADDRINFO |
| int ff_getaddrinfo(const char *node, const char *service, |
| const struct addrinfo *hints, struct addrinfo **res); |
| void ff_freeaddrinfo(struct addrinfo *res); |
| int ff_getnameinfo(const struct sockaddr *sa, int salen, |
| char *host, int hostlen, |
| char *serv, int servlen, int flags); |
| #define getaddrinfo ff_getaddrinfo |
| #define freeaddrinfo ff_freeaddrinfo |
| #define getnameinfo ff_getnameinfo |
| #endif |
| #if !HAVE_GETADDRINFO || HAVE_WINSOCK2_H |
| const char *ff_gai_strerror(int ecode); |
| #undef gai_strerror |
| #define gai_strerror ff_gai_strerror |
| #endif |
| |
| #ifndef INADDR_LOOPBACK |
| #define INADDR_LOOPBACK 0x7f000001 |
| #endif |
| |
| #ifndef INET_ADDRSTRLEN |
| #define INET_ADDRSTRLEN 16 |
| #endif |
| |
| #ifndef INET6_ADDRSTRLEN |
| #define INET6_ADDRSTRLEN INET_ADDRSTRLEN |
| #endif |
| |
| #ifndef IN_MULTICAST |
| #define IN_MULTICAST(a) ((((uint32_t)(a)) & 0xf0000000) == 0xe0000000) |
| #endif |
| #ifndef IN6_IS_ADDR_MULTICAST |
| #define IN6_IS_ADDR_MULTICAST(a) (((uint8_t *) (a))[0] == 0xff) |
| #endif |
| |
| int ff_is_multicast_address(struct sockaddr *addr); |
| |
| #endif /* AVFORMAT_NETWORK_H */ |