0,0 → 1,92 |
/* |
* 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 |
*/ |
|
#include "config.h" |
#include "internal.h" |
#include "mem.h" |
#include <stdarg.h> |
#include <fcntl.h> |
#include <sys/stat.h> |
#if HAVE_UNISTD_H |
#include <unistd.h> |
#endif |
|
#if defined(_WIN32) && !defined(__MINGW32CE__) |
#undef open |
#undef lseek |
#undef stat |
#undef fstat |
#include <windows.h> |
#include <share.h> |
#include <errno.h> |
|
static int win32_open(const char *filename_utf8, int oflag, int pmode) |
{ |
int fd; |
int num_chars; |
wchar_t *filename_w; |
|
/* convert UTF-8 to wide chars */ |
num_chars = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, filename_utf8, -1, NULL, 0); |
if (num_chars <= 0) |
goto fallback; |
filename_w = av_mallocz(sizeof(wchar_t) * num_chars); |
if (!filename_w) { |
errno = ENOMEM; |
return -1; |
} |
MultiByteToWideChar(CP_UTF8, 0, filename_utf8, -1, filename_w, num_chars); |
|
fd = _wsopen(filename_w, oflag, SH_DENYNO, pmode); |
av_freep(&filename_w); |
|
if (fd != -1 || (oflag & O_CREAT)) |
return fd; |
|
fallback: |
/* filename may be in CP_ACP */ |
return _sopen(filename_utf8, oflag, SH_DENYNO, pmode); |
} |
#define open win32_open |
#endif |
|
int avpriv_open(const char *filename, int flags, ...) |
{ |
int fd; |
unsigned int mode = 0; |
va_list ap; |
|
va_start(ap, flags); |
if (flags & O_CREAT) |
mode = va_arg(ap, unsigned int); |
va_end(ap); |
|
#ifdef O_CLOEXEC |
flags |= O_CLOEXEC; |
#endif |
|
fd = open(filename, flags, mode); |
#if HAVE_FCNTL |
if (fd != -1) { |
if (fcntl(fd, F_SETFD, FD_CLOEXEC) == -1) |
av_log(NULL, AV_LOG_DEBUG, "Failed to set close on exec\n"); |
} |
#endif |
|
return fd; |
} |