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/***************************************************************************
* __________ __ ___.
* 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 <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <ctype.h>
#include <inttypes.h>
#include "system.h"
#include "id3.h"
#include "metadata_common.h"
#include "debug.h"
#include "rbunicode.h"
bool get_spc_metadata(int fd, struct mp3entry* id3)
{
/* Use the trackname part of the id3 structure as a temporary buffer */
unsigned char * buf = (unsigned char *)id3->path;
int read_bytes;
char * p;
unsigned long length;
unsigned long fade;
bool isbinary = true;
int i;
/* try to get the ID666 tag */
if ((lseek(fd, 0x2e, SEEK_SET) < 0)
|| ((read_bytes = read(fd, buf, 0xD2)) < 0xD2))
{
DEBUGF("lseek or read failed\n");
return false;
}
p = id3->id3v2buf;
id3->title = p;
buf[31] = 0;
p = iso_decode(buf, p, 0, 32);
buf += 32;
id3->album = p;
buf[31] = 0;
p = iso_decode(buf, p, 0, 32);
buf += 48;
id3->comment = p;
buf[31] = 0;
p = iso_decode(buf, p, 0, 32);
buf += 32;
/* Date check */
if(buf[2] == '/' && buf[5] == '/')
isbinary = false;
/* Reserved bytes check */
if(buf[0xD2 - 0x2E - 112] >= '0' &&
buf[0xD2 - 0x2E - 112] <= '9' &&
buf[0xD3 - 0x2E - 112] == 0x00)
isbinary = false;
/* is length & fade only digits? */
for (i=0;i<8 && (
(buf[0xA9 - 0x2E - 112+i]>='0'&&buf[0xA9 - 0x2E - 112+i]<='9') ||
buf[0xA9 - 0x2E - 112+i]=='\0');
i++);
if (i==8) isbinary = false;
if(isbinary) {
id3->year = buf[0] | (buf[1]<<8);
buf += 11;
length = (buf[0] | (buf[1]<<8) | (buf[2]<<16)) * 1000;
buf += 3;
fade = (buf[0] | (buf[1]<<8) | (buf[2]<<16) | (buf[3]<<24));
buf += 4;
} else {
char tbuf[6];
buf += 6;
buf[4] = 0;
id3->year = atoi(buf);
buf += 5;
memcpy(tbuf, buf, 3);
tbuf[3] = 0;
length = atoi(tbuf) * 1000;
buf += 3;
memcpy(tbuf, buf, 5);
tbuf[5] = 0;
fade = atoi(tbuf);
buf += 5;
}
id3->artist = p;
buf[31] = 0;
p = iso_decode(buf, p, 0, 32);
if (length==0) {
length=3*60*1000; /* 3 minutes */
fade=5*1000; /* 5 seconds */
}
id3->length = length+fade;
return true;
}
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