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ipa-firmware: Look at the table offset 

* The two dummy bytes appear to be an offset, check that
  they are zero and refuse to work when they are not.
This commit is contained in:
Holger Hans Peter Freyther 2010-03-22 09:51:43 +01:00
parent 6e79b54d7b
commit c88181a7df
1 changed files with 7 additions and 0 deletions
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7
openbsc/src/ipaccess/ipaccess-firmware.c
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@ -74,6 +74,13 @@ int ipaccess_analyze_file(int fd, const unsigned int st_size, const unsigned int
INIT_LLIST_HEAD(&header->header_list);
llist_add(&header->entry, list);
if (ntohs(firmware_header->table_offset) != 0) {
fprintf(stderr, "The table offset is not zero. That is not supported: 0x%x at 0x%x\n",
ntohs(firmware_header->table_offset), base_offset);
return -1;
}
if (ntohs(firmware_header->part_length) % PART_LENGTH != 0) {
fprintf(stderr, "The part length seems to be wrong.\n");
return -1;