rockbox/apps/metadata/metadata_common.h

57 lines
2 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2005 Dave Chapman
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "id3.h"
#ifdef ROCKBOX_BIG_ENDIAN
#define IS_BIG_ENDIAN 1
#else
#define IS_BIG_ENDIAN 0
#endif
#define TAG_NAME_LENGTH 32
#define TAG_VALUE_LENGTH 128
enum tagtype { TAGTYPE_APE = 1, TAGTYPE_VORBIS };
bool read_ape_tags(int fd, struct mp3entry* id3);
bool read_vorbis_tags(int fd, struct mp3entry *id3,
long tag_remaining);
bool skip_id3v2(int fd, struct mp3entry *id3);
long read_string(int fd, char* buf, long buf_size, int eos, long size);
#ifdef ROCKBOX_BIG_ENDIAN
#define read_uint32be(fd,buf) read((fd), (buf), 4)
int read_uint16le(int fd, uint16_t* buf);
int read_uint32le(int fd, uint32_t* buf);
int read_uint64le(int fd, uint64_t* buf);
#else
int read_uint32be(int fd, unsigned int* buf);
#define read_uint16le(fd,buf) read((fd), (buf), 2)
#define read_uint32le(fd,buf) read((fd), (buf), 4)
#define read_uint64le(fd,buf) read((fd), (buf), 8)
#endif
unsigned long get_long_le(void* buf);
unsigned short get_short_le(void* buf);
unsigned long get_long_be(void* buf);
long get_slong(void* buf);
unsigned long get_itunes_int32(char* value, int count);
long parse_tag(const char* name, char* value, struct mp3entry* id3,
char* buf, long buf_remaining, enum tagtype type);