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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 "hash.h"
#include <usb.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
void check_nolo_order_failed()
{
fprintf(stderr, "\nERROR: Provide xloader before the secondary. NOLO disagrees anything else.\n");
fprintf(stderr, "Use: -p xloader.bin -p secondary.bin\n");
exit(1);
}
void check_nolo_order()
{
int i, xlo = 0;
for(i=0;i<pcs_n;i++) {
if (!strcmp(pcs[i].type, "xloader")) {
if (!xlo && ++i<pcs_n) {
printf("CHK%s\n", pcs[i].type);
xlo++;
if (!strcmp(pcs[i].type, "secondary")) {
xlo = 0x11;
break;
} else check_nolo_order_failed();
} check_nolo_order_failed();
} else
if (!strcmp(pcs[i].type, "secondary"))
check_nolo_order_failed();
}
if (xlo && xlo != 0x11)
check_nolo_order_failed();
}
void flash_image(char *filename, char *piece, char *version)
{
FILE *fd;
int vlen = 0;
int request;
/*/ n800 flash queries have a variable size */
unsigned char fquery[256]; /* flash query */
unsigned long long size, off;
unsigned char bsize[4], tmp;
unsigned char nolofiller[128];
ushort hash = do_hash_file(filename);
if (version)
vlen = strlen(version)+1;
fd = fopen(filename, "rb");
if (fd == NULL) {
printf("Cannot open file\n");
exit(1);
}
/* cook flash query */
memset(fquery, '\x00', 27); // reset buffer
memcpy(fquery, "\x2e\x19\x01\x01", 4); // header
//memcpy(fquery+5, "\xbf\x6b", 2); // some magic (modified crc16???)
memcpy(fquery+5, &hash, 2);
tmp = fquery[5]; fquery[5] = fquery[6]; fquery[6] = tmp;
memcpy(fquery+7, piece, strlen(piece)); // XXX ??!??
printf("| hash: 0x%hhx%hhx ", fquery[5], fquery[6]);
size = get_file_size(filename);
bsize[0] = (size & 0xff000000) >> 24;
bsize[1] = (size & 0x00ff0000) >> 16;
bsize[2] = (size & 0x0000ff00) >> 8;
bsize[3] = (size & 0x000000ff);
printf("size: %lld (%02x %02x %02x %02x)\n",
size, bsize[0], bsize[1], bsize[2], bsize[3]);
memcpy(fquery+0x13, &bsize, 4);
if (vlen) memcpy(fquery+27, version, vlen);
if (!strcmp(piece, "rootfs"))
request = 85;
else request = 68;
//dump_bytes(fquery, 27+vlen);
if (usb_control_msg(dev, CMD_WRITE, request, 0, 0, (char *)fquery, 27+vlen, 2000) <0) {
perror("flash_image.header");
exit(1);
}
/*/ cook and bulk nollo filler */
memset(&nolofiller, '\xff', 128);
memcpy(nolofiller+0x00, "NOLO filler", 11);
memcpy(nolofiller+0x40, "NOLO filler", 11);
usb_bulk_write(dev, 2, (char *)nolofiller, 128, 5000);
usb_bulk_write(dev, 2, (char *)nolofiller, 0, 5000);
/*/ bulk write image here */
printf("[=] Bulkwriting the %s piece...\n", piece);
fflush(stdout);
for(off = 0; off<size; off += BSIZE) {
char buf[BSIZE];
int bread, bsize = size-off;
if (bsize>BSIZE) bsize = BSIZE;
bread = fread(buf, bsize, 1, fd);
if (bread != 1)
printf("WARNING: Oops wrong read %d vs %d \n", bread, bsize);
bread = usb_bulk_write(dev, 2, buf, bsize, 5000);
progressbar(off, size);
if (bread<0) perror(" -ee- ");
fflush(stdout);
}
fclose(fd);
/*/ EOF */
usb_bulk_write(dev, 2, (char *)nolofiller, 0, 1000);
progressbar(1, 1);
printf("\n");
// index = 4????
if (!strcmp(piece, "rootfs")) {
if (usb_control_msg(dev, CMD_WRITE, 82, 0, 0, (char *)fquery, 0, 30000)<0) {
fprintf(stderr, "Oops. Invalid checksum?\n");
exit(1);
}
} else {
int t = 0;
if (!strcmp(piece, "secondary"))
t = 1;
else
if (!strcmp(piece, "kernel"))
t = 3;
else
if (!strcmp(piece, "initfs"))
t = 4;
if (!strcmp(piece, "xloader"))
printf("xloader flashed not commiting until secondary arrives...\n");
else
if (usb_control_msg(dev, CMD_WRITE, 80, 0, t, (char *)fquery, 0, 10000)<0) {
fprintf(stderr, "Oops. Invalid checksum?\n");
exit(1);
}
}
// unknown query !! :""
if (usb_control_msg(dev, CMD_WRITE, 67, 0, 0, (char *)fquery, 0, 2000)<0) {
fprintf(stderr, "Oops, the flash was denied or so :/\n");
exit(1);
}
printf("Flash done succesfully.\n");
}
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