PeerStreamer

/*

 * various utilities for ffmpeg system

 * copyright (c) 2000, 2001, 2002 Fabrice Bellard

 *

 * This file is part of Libav.

 *

 * Libav 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.

 *

 * Libav 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 Libav; 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"

#if defined(__MINGW32__) && !defined(__MINGW32CE__)

#  include <fcntl.h>

#  define lseek(f,p,w) _lseeki64((f), (p), (w))

#  define stat _stati64

#  define fstat(f,s) _fstati64((f), (s))

#endif /* defined(__MINGW32__) && !defined(__MINGW32CE__) */

static inline int is_dos_path(const char *path)

{

#if HAVE_DOS_PATHS

    if (path[0] && path[1] == ':')

        return 1;

#endif

    return 0;

}

#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;

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 */

int poll(struct pollfd *fds, nfds_t numfds, int timeout);

#endif /* HAVE_POLL_H */

#endif /* CONFIG_NETWORK */

#endif /* AVFORMAT_OS_SUPPORT_H */