FFmpeg
file_open.h
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1 /*
2  * This file is part of FFmpeg.
3  *
4  * FFmpeg is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * FFmpeg is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with FFmpeg; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17  */
18 
19 #ifndef AVUTIL_FILE_OPEN_H
20 #define AVUTIL_FILE_OPEN_H
21 
22 #include <stdio.h>
23 
24 #include "config.h"
25 #include "attributes.h"
26 
27 #if HAVE_LIBC_MSVCRT
28 #define avpriv_fopen_utf8 ff_fopen_utf8
29 #define avpriv_open ff_open
30 #define avpriv_tempfile ff_tempfile
31 #endif
32 
33  /**
34  * A wrapper for open() setting O_CLOEXEC.
35  */
37 int avpriv_open(const char *filename, int flags, ...);
38 
39 /**
40  * Open a file using a UTF-8 filename.
41  */
42 FILE *avpriv_fopen_utf8(const char *path, const char *mode);
43 
44 /**
45  * Wrapper to work around the lack of mkstemp() on mingw.
46  * Also, tries to create file in /tmp first, if possible.
47  * *prefix can be a character constant; *filename will be allocated internally.
48  * @return file descriptor of opened file (or negative value corresponding to an
49  * AVERROR code on error)
50  * and opened file name in **filename.
51  * @note On very old libcs it is necessary to set a secure umask before
52  * calling this, av_tempfile() can't call umask itself as it is used in
53  * libraries and could interfere with the calling application.
54  */
55 int avpriv_tempfile(const char *prefix, char **filename, int log_offset, void *log_ctx);
56 
57 #endif /* AVUTIL_FILE_OPEN_H */
avpriv_fopen_utf8
FILE * avpriv_fopen_utf8(const char *path, const char *mode)
Open a file using a UTF-8 filename.
Definition: file_open.c:161
avpriv_open
av_warn_unused_result int avpriv_open(const char *filename, int flags,...)
A wrapper for open() setting O_CLOEXEC.
Definition: file_open.c:67
attributes.h
av_warn_unused_result
#define av_warn_unused_result
Definition: attributes.h:64
mode
mode
Definition: ebur128.h:83
flags
#define flags(name, subs,...)
Definition: cbs_av1.c:474
avpriv_tempfile
int avpriv_tempfile(const char *prefix, char **filename, int log_offset, void *log_ctx)
Wrapper to work around the lack of mkstemp() on mingw.
Definition: file_open.c:111