[new uImage] Define a API for image handling operations
- Add inline helper macros for basic header processing
- Move common non inline code common/image.c
- Replace direct header access with the API routines
- Rename IH_CPU_* to IH_ARCH_*
Signed-off-by: Marian Balakowicz <m8@semihalf.com>
diff --git a/common/cmd_scsi.c b/common/cmd_scsi.c
index 1cdec15..c2b27a5 100644
--- a/common/cmd_scsi.c
+++ b/common/cmd_scsi.c
@@ -207,7 +207,7 @@
char *boot_device = NULL;
char *ep;
int dev, part = 0;
- ulong addr, cnt, checksum;
+ ulong addr, cnt;
disk_partition_t info;
image_header_t *hdr;
int rcode = 0;
@@ -275,22 +275,18 @@
hdr = (image_header_t *)addr;
- if (ntohl(hdr->ih_magic) == IH_MAGIC) {
+ if (!image_check_magic (hdr)) {
printf("\n** Bad Magic Number **\n");
return 1;
}
- checksum = ntohl(hdr->ih_hcrc);
- hdr->ih_hcrc = 0;
-
- if (crc32 (0, (uchar *)hdr, sizeof(image_header_t)) != checksum) {
+ if (!image_check_hcrc (hdr)) {
puts ("\n** Bad Header Checksum **\n");
return 1;
}
- hdr->ih_hcrc = htonl(checksum); /* restore checksum for later use */
print_image_hdr (hdr);
- cnt = (ntohl(hdr->ih_size) + sizeof(image_header_t));
+ cnt = image_get_image_size (hdr);
cnt += info.blksz - 1;
cnt /= info.blksz;
cnt -= 1;