FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/fftools/fopen_utf8.h
Date: 2022-11-26 13:19:19
Exec Total Coverage
Lines: 2 2 100.0%
Branches: 0 0 -%

Line Branch Exec Source
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 FFTOOLS_FOPEN_UTF8_H
20 #define FFTOOLS_FOPEN_UTF8_H
21
22 #include <stdio.h>
23
24 /* The fopen_utf8 function here is essentially equivalent to avpriv_fopen_utf8,
25 * except that it doesn't set O_CLOEXEC, and that it isn't exported
26 * from a different library. (On Windows, each DLL might use a different
27 * CRT, and FILE* handles can't be shared across them.) */
28
29 #ifdef _WIN32
30 #include "libavutil/wchar_filename.h"
31
32 static inline FILE *fopen_utf8(const char *path_utf8, const char *mode)
33 {
34 wchar_t *path_w, *mode_w;
35 FILE *f;
36
37 /* convert UTF-8 to wide chars */
38 if (get_extended_win32_path(path_utf8, &path_w)) /* This sets errno on error. */
39 return NULL;
40 if (!path_w)
41 goto fallback;
42
43 if (utf8towchar(mode, &mode_w))
44 return NULL;
45 if (!mode_w) {
46 /* If failing to interpret the mode string as utf8, it is an invalid
47 * parameter. */
48 av_freep(&path_w);
49 errno = EINVAL;
50 return NULL;
51 }
52
53 f = _wfopen(path_w, mode_w);
54 av_freep(&path_w);
55 av_freep(&mode_w);
56
57 return f;
58 fallback:
59 /* path may be in CP_ACP */
60 return fopen(path_utf8, mode);
61 }
62
63 #else
64
65 4 static inline FILE *fopen_utf8(const char *path, const char *mode)
66 {
67 4 return fopen(path, mode);
68 }
69 #endif
70
71 #endif /* FFTOOLS_FOPEN_UTF8_H */
72