#include <io.h>
#include <windows.h>
#include <share.h>
+#include <errno.h>
int ff_win32_open(const char *filename_utf8, int oflag, int pmode)
{
wchar_t *filename_w;
/* convert UTF-8 to wide chars */
- num_chars = MultiByteToWideChar(CP_UTF8, 0, filename_utf8, -1, NULL, 0);
+ num_chars = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, filename_utf8, -1, NULL, 0);
if (num_chars <= 0)
- return -1;
+ 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);
- /* filename maybe be in CP_ACP */
- if (fd == -1 && !(oflag & O_CREAT))
- return _sopen(filename_utf8, oflag, SH_DENYNO, pmode);
+ if (fd != -1 || (oflag & O_CREAT))
+ return fd;
- return fd;
+fallback:
+ /* filename may be be in CP_ACP */
+ return _sopen(filename_utf8, oflag, SH_DENYNO, pmode);
}
#endif