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*** empty log message ***
git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@1055 3c298f89-4303-0410-b956-a3cf2f4a3e73
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@ -30,6 +30,8 @@
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#include <sys/stat.h>
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#include <sys/stat.h>
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#include <string.h>
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#include <string.h>
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#include <sys/ioctl.h>
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#include <linux/mtd/mtd.h>
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#define FILENAME "/dev/mtdblock/1"
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#define FILENAME "/dev/mtdblock/1"
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@ -71,9 +73,9 @@ unsigned int crc32buf(char *buf, size_t len)
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int main(int argc, char **argv)
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int main(int argc, char **argv)
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{
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{
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int fd;
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int fd;
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struct mtd_info_user mtdInfo;
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unsigned long len;
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unsigned long len;
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struct trx_header *ptr;
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struct trx_header *ptr;
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unsigned offset;
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if (((fd = open(FILENAME, O_RDWR)) < 0)
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if (((fd = open(FILENAME, O_RDWR)) < 0)
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|| ((len = lseek(fd, 0, SEEK_END)) < 0)
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|| ((len = lseek(fd, 0, SEEK_END)) < 0)
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@ -82,27 +84,31 @@ int main(int argc, char **argv)
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printf("Error reading trx info\n");
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printf("Error reading trx info\n");
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exit(-1);
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exit(-1);
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}
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}
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close (fd);
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if (((fd = open("/dev/mtd/1", O_RDWR)) < 0)
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|| (ioctl(fd, MEMGETINFO, &mtdInfo))) {
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fprintf(stderr, "Could not get MTD device info from %s\n", FILENAME);
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close(fd);
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exit(1);
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}
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close(fd);
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/* treat last partition as rootfs offset */
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offset = ptr->offsets[2] ? : ptr->offsets[1];
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if (argc > 1 && !strcmp(argv[1],"--move")) {
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if (argc > 1 && !strcmp(argv[1],"--move")) {
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if (offset >= ptr->len) {
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if (ptr->offsets[2] >= ptr->len) {
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printf("Partition already moved outside trx\n");
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printf("Partition already moved outside trx\n");
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#if 0
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} else if (offset & 0x0001ffff) {
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printf("Partition does not start on a block boundary\n");
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#endif
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} else {
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} else {
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init_crc32();
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init_crc32();
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//bzero((void *)((int)ptr + ptr->len), (size_t)(len - ptr->len));
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ptr->offsets[2] += mtdInfo.erasesize;
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ptr->len = offset;
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ptr->offsets[2] &= ~(mtdInfo.erasesize - 1);
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ptr->len = ptr->offsets[2];
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ptr->crc32 = crc32buf((void *) &(ptr->flag_version), ptr->len - offsetof(struct trx_header, flag_version));
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ptr->crc32 = crc32buf((void *) &(ptr->flag_version), ptr->len - offsetof(struct trx_header, flag_version));
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msync(ptr,sizeof(struct trx_header),MS_SYNC|MS_INVALIDATE);
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msync(ptr,sizeof(struct trx_header),MS_SYNC|MS_INVALIDATE);
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printf("Partition moved; please reboot\n");
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printf("Partition moved; please reboot\n");
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}
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}
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} else {
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} else {
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int x;
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int x;
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printf(" erase: 0x%08x\n",mtdInfo.erasesize);
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printf("=== trx ===\n");
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printf("=== trx ===\n");
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printf("mapped: 0x%08x\n", (unsigned)ptr);
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printf("mapped: 0x%08x\n", (unsigned)ptr);
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printf(" magic: 0x%08x\n", ptr->magic);
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printf(" magic: 0x%08x\n", ptr->magic);
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@ -112,8 +118,6 @@ int main(int argc, char **argv)
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printf(" offset[%d]: 0x%08x\n", x, ptr->offsets[x]);
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printf(" offset[%d]: 0x%08x\n", x, ptr->offsets[x]);
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}
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}
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munmap((void *) ptr, len);
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munmap((void *) ptr, len);
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close (fd);
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return 0;
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return 0;
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}
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}
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@ -16,10 +16,18 @@ iptables -N forwarding_rule
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iptables -t nat -N prerouting_rule
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iptables -t nat -N prerouting_rule
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iptables -t nat -N postrouting_rule
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iptables -t nat -N postrouting_rule
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### Allow SSH from WAN
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# iptables -t nat -A prerouting_rule -i $WAN -p tcp --dport 22 -j ACCEPT
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# iptables -A input_rule -i $WAN -p tcp --dport 22 -j ACCEPT
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### Port forwarding
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### Port forwarding
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# iptables -t nat -A prerouting_rule -i $WAN -p tcp --dport 22 -j DNAT --to 192.168.1.2
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# iptables -t nat -A prerouting_rule -i $WAN -p tcp --dport 22 -j DNAT --to 192.168.1.2
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# iptables -A forwarding_rule -i $WAN -p tcp --dport 22 -d 192.168.1.2 -j ACCEPT
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# iptables -A forwarding_rule -i $WAN -p tcp --dport 22 -d 192.168.1.2 -j ACCEPT
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### DMZ (should be placed after port forwarding / accept rules)
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# iptables -t nat -A prerouting_rule -i $WAN -j DNAT --to 192.168.1.2
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# iptables -A forwarding_rule -i $WAN -d 192.168.1.2 -j ACCEPT
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### INPUT
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### INPUT
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### (connections with the router as destination)
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### (connections with the router as destination)
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