ffmpeg/libavutil/file_open.h

58 lines
1.9 KiB
C

/*
* 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 AVUTIL_FILE_OPEN_H
#define AVUTIL_FILE_OPEN_H
#include <stdio.h>
#include "config.h"
#include "attributes.h"
#if HAVE_LIBC_MSVCRT
#define avpriv_fopen_utf8 ff_fopen_utf8
#define avpriv_open ff_open
#define avpriv_tempfile ff_tempfile
#endif
/**
* A wrapper for open() setting O_CLOEXEC.
*/
av_warn_unused_result
int avpriv_open(const char *filename, int flags, ...);
/**
* Open a file using a UTF-8 filename.
*/
FILE *avpriv_fopen_utf8(const char *path, const char *mode);
/**
* Wrapper to work around the lack of mkstemp() on mingw.
* Also, tries to create file in /tmp first, if possible.
* *prefix can be a character constant; *filename will be allocated internally.
* @return file descriptor of opened file (or negative value corresponding to an
* AVERROR code on error)
* and opened file name in **filename.
* @note On very old libcs it is necessary to set a secure umask before
* calling this, av_tempfile() can't call umask itself as it is used in
* libraries and could interfere with the calling application.
*/
int avpriv_tempfile(const char *prefix, char **filename, int log_offset, void *log_ctx);
#endif /* AVUTIL_FILE_OPEN_H */