- first = hex->records[0];
- last = hex->records[hex->nrecord - 2]; /* skip EOF */
- base = (uint32_t) first->address;
- bound = (uint32_t) last->address + (uint32_t) last->length;
+ base = 0xffffffff;
+ bound = 0x0;
+ extended_addr = 0;
+ for (i = 0; i < hex->nrecord; i++) {
+ uint32_t r_bound;
+ record = hex->records[i];
+ switch (record->type) {
+ case 0:
+ addr = extended_addr + record->address;
+ r_bound = addr + record->length;
+ if (addr < base)
+ base = addr;
+ if (r_bound > bound)
+ bound = r_bound;
+ break;
+ case 1:
+ break;
+ case 2:
+ if (record->length != 2)
+ return NULL;
+ extended_addr = ((record->data[0] << 8) | record->data[1]) << 4;
+ break;
+ case 4:
+ if (record->length != 2)
+ return NULL;
+ extended_addr = ((record->data[0] << 8) | record->data[1]) << 16;
+ break;
+ }
+
+ }