FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/fftools/fopen_utf8.h
Date: 2024-05-26 22:00:00
Exec Total Coverage
Lines: 2 2 100.0%
Functions: 1 1 100.0%
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/mem.h"
31 #include "libavutil/wchar_filename.h"
32
33 static inline FILE *fopen_utf8(const char *path_utf8, const char *mode)
34 {
35 wchar_t *path_w, *mode_w;
36 FILE *f;
37
38 /* convert UTF-8 to wide chars */
39 if (get_extended_win32_path(path_utf8, &path_w)) /* This sets errno on error. */
40 return NULL;
41 if (!path_w)
42 goto fallback;
43
44 if (utf8towchar(mode, &mode_w))
45 return NULL;
46 if (!mode_w) {
47 /* If failing to interpret the mode string as utf8, it is an invalid
48 * parameter. */
49 av_freep(&path_w);
50 errno = EINVAL;
51 return NULL;
52 }
53
54 f = _wfopen(path_w, mode_w);
55 av_freep(&path_w);
56 av_freep(&mode_w);
57
58 return f;
59 fallback:
60 /* path may be in CP_ACP */
61 return fopen(path_utf8, mode);
62 }
63
64 #else
65
66 4 static inline FILE *fopen_utf8(const char *path, const char *mode)
67 {
68 4 return fopen(path, mode);
69 }
70 #endif
71
72 #endif /* FFTOOLS_FOPEN_UTF8_H */
73