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103 lines
2.7 KiB
103 lines
2.7 KiB
/* |
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* various OS-feature replacement utilities |
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* copyright (c) 2000, 2001, 2002 Fabrice Bellard |
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* |
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* This file is part of Libav. |
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* |
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* Libav is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* Libav is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with Libav; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef AVFORMAT_OS_SUPPORT_H |
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#define AVFORMAT_OS_SUPPORT_H |
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/** |
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* @file |
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* miscellaneous OS support macros and functions. |
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*/ |
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#include "config.h" |
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#if defined(__MINGW32__) && !defined(__MINGW32CE__) |
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# include <fcntl.h> |
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# define lseek(f,p,w) _lseeki64((f), (p), (w)) |
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# define stat _stati64 |
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# define fstat(f,s) _fstati64((f), (s)) |
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#endif /* defined(__MINGW32__) && !defined(__MINGW32CE__) */ |
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static inline int is_dos_path(const char *path) |
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{ |
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#if HAVE_DOS_PATHS |
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if (path[0] && path[1] == ':') |
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return 1; |
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#endif |
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return 0; |
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} |
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#if defined(__OS2__) |
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#define SHUT_RD 0 |
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#define SHUT_WR 1 |
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#define SHUT_RDWR 2 |
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#endif |
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#if defined(_WIN32) |
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#define SHUT_RD SD_RECEIVE |
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#define SHUT_WR SD_SEND |
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#define SHUT_RDWR SD_BOTH |
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#endif |
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#if defined(_WIN32) && !defined(__MINGW32CE__) |
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int ff_win32_open(const char *filename, int oflag, int pmode); |
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#define open ff_win32_open |
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#endif |
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#if CONFIG_NETWORK |
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#if !HAVE_SOCKLEN_T |
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typedef int socklen_t; |
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#endif |
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/* most of the time closing a socket is just closing an fd */ |
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#if !HAVE_CLOSESOCKET |
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#define closesocket close |
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#endif |
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#if !HAVE_POLL_H |
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typedef unsigned long nfds_t; |
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struct pollfd { |
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int fd; |
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short events; /* events to look for */ |
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short revents; /* events that occurred */ |
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}; |
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/* events & revents */ |
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#define POLLIN 0x0001 /* any readable data available */ |
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#define POLLOUT 0x0002 /* file descriptor is writeable */ |
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#define POLLRDNORM POLLIN |
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#define POLLWRNORM POLLOUT |
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#define POLLRDBAND 0x0008 /* priority readable data */ |
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#define POLLWRBAND 0x0010 /* priority data can be written */ |
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#define POLLPRI 0x0020 /* high priority readable data */ |
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/* revents only */ |
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#define POLLERR 0x0004 /* errors pending */ |
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#define POLLHUP 0x0080 /* disconnected */ |
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#define POLLNVAL 0x1000 /* invalid file descriptor */ |
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int poll(struct pollfd *fds, nfds_t numfds, int timeout); |
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#endif /* HAVE_POLL_H */ |
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#endif /* CONFIG_NETWORK */ |
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#endif /* AVFORMAT_OS_SUPPORT_H */
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