[new uImage] Define a API for image handling operations

[u-boot] / common / cmd_scsi.c

diff --git a/common/cmd_scsi.c b/common/cmd_scsi.c
index 1cdec159f5a8d71aef09a73292a4bc21dcb48355..c2b27a5457f84993d397ebb721010dc2242f271d 100644 (file)
--- a/common/cmd_scsi.c
+++ b/common/cmd_scsi.c
@@ -207,7 +207,7 @@ int do_scsiboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
        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 @@ int do_scsiboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
        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;