108 lines
2.7 KiB
C
108 lines
2.7 KiB
C
/*
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* 0xFFFF - Open Free Fiasco Firmware Flasher
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* Copyright (C) 2007 pancake <pancake@youterm.com>
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* Copyright (C) 2012 Pali Rohár <pali.rohar@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "main.h"
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#include <stdio.h>
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#include <string.h>
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/* global structs */
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char *pieces[] = {
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"xloader", // xloader.bin
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"2nd", // 2nd.bin
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"secondary", // secondary.bin
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"kernel", // zImage
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"initfs", // initfs
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"rootfs", // rootfs
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"omap-nand", // 8kB of food for the nand
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"mmc", // raw eMMC image
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"cmt-2nd", // cmt-2nd
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"cmt-algo", // cmt-algo
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"cmt-mcusw", // cmt-mcusw
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"fiasco", // FIASCO IMAGE
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NULL
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};
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long fpid_size(const char *filename)
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{
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long sz;
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FILE *fd = fopen(filename, "r");
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fseek(fd, 0, SEEK_END);
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sz = ftell(fd);
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fclose(fd);
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return sz;
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}
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const char *fpid_file(const char *filename)
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{
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FILE *fd;
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char buf[512];
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unsigned char *b = (unsigned char *)&buf;
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long size;
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// 2nd : +0x34 = 2NDAPE
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// secondary: +0x04 = NOLOScnd
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// x-loader : +0x14 = X-LOADER
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// xloader8 : +0x0c = NOLOXldr
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// kernel : +0x00 = 0000 a0e1 0000 a0e1
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// initfs : <2M...be sure with 3M 0x300000
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fd = fopen(filename, "r");
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if (fd == NULL) {
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printf("Cannot open file '%s'\n", filename);
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return NULL;
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}
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fread(buf, 512, 1, fd);
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fseek(fd, 0, SEEK_END);
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size = ftell(fd);
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fclose(fd);
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if (!memcmp(b, "\xb4", 1))
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return pieces[PIECE_FIASCO];
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else
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if (!memcmp(b+0x34, "2NDAPE", 6))
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return pieces[PIECE_2ND];
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else
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if (!memcmp(b+0x04, "NOLOScnd", 8))
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return pieces[PIECE_SECONDARY];
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else
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if (!memcmp(b+0x14, "X-LOADER", 8))
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return pieces[PIECE_XLOADER];
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else
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if (!memcmp(b+0x0c, "NOLOXldr", 8))
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return pieces[PIECE_XLOADER];
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else
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if (!memcmp(b+4,"NOLOXldr",8))
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// TODO: this is xloader800, not valid on 770?
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return pieces[PIECE_2ND];
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else
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if (!memcmp(b+0x00, "\x00\x00\xa0\xe1\x00\x00\xa0\xe1", 8)
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|| (!memcmp(b, "\x21\x01\x01", 3)))
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return pieces[PIECE_KERNEL];
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else
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// JFFS2 MAGIC
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if (!memcmp(b+0x00, "\x85\x19", 2)) { //\x01\xe0", 4)) {
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/*/ is jffs2 */
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if (size < 0x300000)
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return pieces[PIECE_INITFS];
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return pieces[PIECE_ROOTFS];
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}
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return NULL;
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}
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