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/*
* Copyright (C) 2007
* pancake <pancake@youterm.com>
*
* 0xFFFF is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 0xFFFF 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with 0xFFFF; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include "main.h"
#include <stdio.h>
#include <string.h>
char *fpid_file(char *filename)
{
FILE *fd;
char buf[512];
unsigned char *b = (unsigned char *)&buf;
char *piece = NULL;
long size;
// 2nd : +0x34 = 2NDAPE
// secondary: +0x04 = NOLOScnd
// x-loader : +0x14 = X-LOADER
// xloader8 : +0x0c = NOLOXldr
// kernel : +0x00 = 0000 a0e1 0000 a0e1
// initfs : <2M...be sure with 3M 0x300000
fd = fopen(filename, "r");
if (fd == NULL) {
printf("Cannot open file '%s'\n", filename);
return NULL;
}
fread(buf, 512, 1, fd);
fseek(fd, 0, SEEK_END);
size = ftell(fd);
fclose(fd);
#if 0
if (!memcmp(b+0x34, "2NDAPE", 6))
return PIECE_2ND;
else
#endif
if (!memcmp(b+0x04, "NOLOScnd", 8))
return pieces[PIECE_SECONDARY];
else
if (!memcmp(b+0x14, "X-LOADER", 8))
return pieces[PIECE_XLOADER];
else
if (!memcmp(b+0x0c, "NOLOXldr", 8)) // TODO: this is xloader800, not valid on 770?
return pieces[PIECE_XLOADER];
else
if (!memcmp(b+0x00, "\x00\x00\xa0\xe1\x00\x00\xa0\xe1", 8))
return pieces[PIECE_KERNEL];
else
if (!memcmp(b+0x00, "\x85\x19\x01\xe0", 4)) {
/*/ is jffs2 */
if (size < 0x300000)
return pieces[PIECE_INITFS];
return pieces[PIECE_ROOTFS];
}
return piece;
}
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