0,0 → 1,131 |
/* |
* various OS-feature replacement utilities |
* copyright (c) 2000, 2001, 2002 Fabrice Bellard |
* |
* 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_OS_SUPPORT_H |
#define AVFORMAT_OS_SUPPORT_H |
|
/** |
* @file |
* miscellaneous OS support macros and functions. |
*/ |
|
#include "config.h" |
|
#include <sys/stat.h> |
|
#if defined(_WIN32) && !defined(__MINGW32CE__) |
# include <fcntl.h> |
# ifdef lseek |
# undef lseek |
# endif |
# define lseek(f,p,w) _lseeki64((f), (p), (w)) |
# ifdef stat |
# undef stat |
# endif |
# define stat _stati64 |
# ifdef fstat |
# undef fstat |
# endif |
# define fstat(f,s) _fstati64((f), (s)) |
#endif /* defined(__MINGW32__) && !defined(__MINGW32CE__) */ |
|
#ifdef _WIN32 |
#if HAVE_DIRECT_H |
#include <direct.h> |
#elif HAVE_IO_H |
#include <io.h> |
#endif |
#define mkdir(a, b) _mkdir(a) |
#endif |
|
static inline int is_dos_path(const char *path) |
{ |
#if HAVE_DOS_PATHS |
if (path[0] && path[1] == ':') |
return 1; |
#endif |
return 0; |
} |
|
#if defined(__OS2__) || defined(__Plan9__) |
#define SHUT_RD 0 |
#define SHUT_WR 1 |
#define SHUT_RDWR 2 |
#endif |
|
#if defined(_WIN32) |
#define SHUT_RD SD_RECEIVE |
#define SHUT_WR SD_SEND |
#define SHUT_RDWR SD_BOTH |
|
#ifndef S_IRUSR |
#define S_IRUSR S_IREAD |
#endif |
#ifndef S_IWUSR |
#define S_IWUSR S_IWRITE |
#endif |
#endif |
|
#if CONFIG_NETWORK |
#if !HAVE_SOCKLEN_T |
typedef int socklen_t; |
#endif |
|
/* most of the time closing a socket is just closing an fd */ |
#if !HAVE_CLOSESOCKET |
#define closesocket close |
#endif |
|
#if !HAVE_POLL_H |
typedef unsigned long nfds_t; |
|
#if HAVE_WINSOCK2_H |
#include <winsock2.h> |
#endif |
#if !HAVE_STRUCT_POLLFD |
struct pollfd { |
int fd; |
short events; /* events to look for */ |
short revents; /* events that occurred */ |
}; |
|
/* events & revents */ |
#define POLLIN 0x0001 /* any readable data available */ |
#define POLLOUT 0x0002 /* file descriptor is writeable */ |
#define POLLRDNORM POLLIN |
#define POLLWRNORM POLLOUT |
#define POLLRDBAND 0x0008 /* priority readable data */ |
#define POLLWRBAND 0x0010 /* priority data can be written */ |
#define POLLPRI 0x0020 /* high priority readable data */ |
|
/* revents only */ |
#define POLLERR 0x0004 /* errors pending */ |
#define POLLHUP 0x0080 /* disconnected */ |
#define POLLNVAL 0x1000 /* invalid file descriptor */ |
#endif |
|
|
int ff_poll(struct pollfd *fds, nfds_t numfds, int timeout); |
#define poll ff_poll |
#endif /* HAVE_POLL_H */ |
#endif /* CONFIG_NETWORK */ |
|
#endif /* AVFORMAT_OS_SUPPORT_H */ |