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/* |
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* Copyright (c) 2007 The FFmpeg Project |
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*
* 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
*/
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#ifndef AVFORMAT_NETWORK_H
#define AVFORMAT_NETWORK_H |
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#include <errno.h> |
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#include <stdint.h> |
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#include "config.h" |
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#include "libavutil/error.h" |
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#include "os_support.h" |
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#include "avio.h" |
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#include "url.h" |
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#if HAVE_UNISTD_H
#include <unistd.h>
#endif
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#if HAVE_WINSOCK2_H |
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#include <winsock2.h>
#include <ws2tcpip.h>
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#ifndef EPROTONOSUPPORT |
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#define EPROTONOSUPPORT WSAEPROTONOSUPPORT |
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#endif |
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#ifndef ETIMEDOUT |
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#define ETIMEDOUT WSAETIMEDOUT |
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#endif |
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#ifndef ECONNREFUSED |
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#define ECONNREFUSED WSAECONNREFUSED |
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#endif |
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#ifndef EINPROGRESS |
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#define EINPROGRESS WSAEINPROGRESS |
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#endif
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#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) |
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int ff_neterrno(void); |
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#else |
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#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
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#define ff_neterrno() AVERROR(errno) |
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#endif
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#if HAVE_ARPA_INET_H |
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#include <arpa/inet.h>
#endif |
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#if HAVE_POLL_H
#include <poll.h>
#endif
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int ff_socket_nonblock(int socket, int enable);
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extern int ff_network_inited_globally; |
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int ff_network_init(void);
void ff_network_close(void);
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void ff_tls_init(void);
void ff_tls_deinit(void);
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int ff_network_wait_fd(int fd, int write); |
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/**
* 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);
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int ff_inet_aton (const char * str, struct in_addr * add); |
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#if !HAVE_STRUCT_SOCKADDR_STORAGE
struct sockaddr_storage { |
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#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]; |
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};
#endif
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#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 */ |
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#ifndef EAI_AGAIN
#define EAI_AGAIN 2
#endif
#ifndef EAI_BADFLAGS
#define EAI_BADFLAGS 3
#endif |
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#ifndef EAI_FAIL
#define EAI_FAIL 4
#endif |
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#ifndef EAI_FAMILY
#define EAI_FAMILY 5
#endif |
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#ifndef EAI_MEMORY
#define EAI_MEMORY 6
#endif
#ifndef EAI_NODATA
#define EAI_NODATA 7
#endif |
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#ifndef EAI_NONAME
#define EAI_NONAME 8
#endif |
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#ifndef EAI_SERVICE
#define EAI_SERVICE 9
#endif
#ifndef EAI_SOCKTYPE
#define EAI_SOCKTYPE 10
#endif |
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#ifndef AI_PASSIVE
#define AI_PASSIVE 1
#endif
#ifndef AI_CANONNAME
#define AI_CANONNAME 2
#endif
#ifndef AI_NUMERICHOST
#define AI_NUMERICHOST 4
#endif
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#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
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#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); |
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int ff_getnameinfo(const struct sockaddr *sa, int salen,
char *host, int hostlen,
char *serv, int servlen, int flags); |
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#define getaddrinfo ff_getaddrinfo
#define freeaddrinfo ff_freeaddrinfo |
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#define getnameinfo ff_getnameinfo |
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#endif
#if !HAVE_GETADDRINFO || HAVE_WINSOCK2_H
const char *ff_gai_strerror(int ecode); |
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#undef gai_strerror |
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#define gai_strerror ff_gai_strerror |
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#endif
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#ifndef INADDR_LOOPBACK
#define INADDR_LOOPBACK 0x7f000001
#endif
#ifndef INET_ADDRSTRLEN
#define INET_ADDRSTRLEN 16
#endif
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#ifndef INET6_ADDRSTRLEN
#define INET6_ADDRSTRLEN INET_ADDRSTRLEN
#endif
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#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
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int ff_is_multicast_address(struct sockaddr *addr); |
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#define POLLING_TIME 100 /// Time in milliseconds between interrupt check
/**
* Bind to a file descriptor and poll for a connection.
*
* @param fd First argument of bind().
* @param addr Second argument of bind().
* @param addrlen Third argument of bind().
* @param timeout Polling timeout in milliseconds.
* @param h URLContext providing interrupt check
* callback and logging context.
* @return A non-blocking file descriptor on success
* or an AVERROR on failure.
*/ |
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int ff_listen_bind(int fd, const struct sockaddr *addr, |
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socklen_t addrlen, int timeout,
URLContext *h);
/**
* Connect to a file descriptor and poll for result.
*
* @param fd First argument of connect(),
* will be set as non-blocking.
* @param addr Second argument of connect().
* @param addrlen Third argument of connect().
* @param timeout Polling timeout in milliseconds.
* @param h URLContext providing interrupt check
* callback and logging context.
* @return 0 on success, AVERROR on failure.
*/ |
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int ff_listen_connect(int fd, const struct sockaddr *addr,
socklen_t addrlen, int timeout,
URLContext *h); |
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int ff_http_match_no_proxy(const char *no_proxy, const char *hostname);
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#endif /* AVFORMAT_NETWORK_H */ |