[deb_ffmpeg.git] / ffmpeg / libavutil / wchar_filename.h

/*
 * 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
 */

#ifndef AVUTIL_WCHAR_FILENAME_H
#define AVUTIL_WCHAR_FILENAME_H

#if defined(_WIN32) && !defined(__MINGW32CE__)
#include <windows.h>
#include "mem.h"

static inline int utf8towchar(const char *filename_utf8, wchar_t **filename_w)
{
    int num_chars;
    num_chars = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, filename_utf8, -1, NULL, 0);
    if (num_chars <= 0) {
        *filename_w = NULL;
        return 0;
    }
    *filename_w = (wchar_t *)av_mallocz_array(num_chars, sizeof(wchar_t));
    if (!*filename_w) {
        errno = ENOMEM;
        return -1;
    }
    MultiByteToWideChar(CP_UTF8, 0, filename_utf8, -1, *filename_w, num_chars);
    return 0;
}
#endif

#endif /* AVUTIL_WCHAR_FILENAME_H */
Commit	Line	Data
2ba45a60	1	/*
2ba45a60 DM	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
f6fa7814 DM	19	#ifndef AVUTIL_WCHAR_FILENAME_H
f6fa7814 DM	20	#define AVUTIL_WCHAR_FILENAME_H
2ba45a60	21
f6fa7814 DM	22	#if defined(_WIN32) && !defined(__MINGW32CE__)
	23	#include <windows.h>
	24	#include "mem.h"
2ba45a60	25
f6fa7814	26	static inline int utf8towchar(const char filename_utf8, wchar_t *filename_w)
2ba45a60	27	{
f6fa7814 DM	28	int num_chars;
	29	num_chars = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, filename_utf8, -1, NULL, 0);
	30	if (num_chars <= 0) {
	31	*filename_w = NULL;
	32	return 0;
	33	}
	34	filename_w = (wchar_t )av_mallocz_array(num_chars, sizeof(wchar_t));
	35	if (!*filename_w) {
	36	errno = ENOMEM;
	37	return -1;
	38	}
	39	MultiByteToWideChar(CP_UTF8, 0, filename_utf8, -1, *filename_w, num_chars);
	40	return 0;
2ba45a60	41	}
2ba45a60	42	#endif
f6fa7814 DM	43
f6fa7814 DM	44	#endif /* AVUTIL_WCHAR_FILENAME_H */