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authorSimon Glass <sjg@chromium.org>2012-12-05 14:46:37 +0000
committerTom Rini <trini@ti.com>2012-12-11 13:17:34 -0700
commite50b12c95cb12c8e8a5efcc1047747740fcf8e6a (patch)
treebf76810857f424d8065f331d1d56572de14be86a
parent460408ef9a14b8f8896d1bc8aa0f702b47c26bb8 (diff)
downloadu-boot-linaro-stable-e50b12c95cb12c8e8a5efcc1047747740fcf8e6a.tar.gz
sha1sum: Use generic hash layer
Update the code to use the hash layer instead of local code. Signed-off-by: Simon Glass <sjg@chromium.org>
-rw-r--r--common/cmd_sha1sum.c129
1 files changed, 4 insertions, 125 deletions
diff --git a/common/cmd_sha1sum.c b/common/cmd_sha1sum.c
index 8db5456c9..fe927ab24 100644
--- a/common/cmd_sha1sum.c
+++ b/common/cmd_sha1sum.c
@@ -26,73 +26,11 @@
#include <common.h>
#include <command.h>
+#include <hash.h>
#include <sha1.h>
-/*
- * Store the resulting sum to an address or variable
- */
-static void store_result(const u8 *sum, const char *dest)
-{
- unsigned int i;
-
- if (*dest == '*') {
- u8 *ptr;
-
- ptr = (u8 *)simple_strtoul(dest + 1, NULL, 16);
- for (i = 0; i < 20; i++)
- *ptr++ = sum[i];
- } else {
- char str_output[41];
- char *str_ptr = str_output;
-
- for (i = 0; i < 20; i++) {
- sprintf(str_ptr, "%02x", sum[i]);
- str_ptr += 2;
- }
- str_ptr = '\0';
- setenv(dest, str_output);
- }
-}
-
-#ifdef CONFIG_SHA1SUM_VERIFY
-static int parse_verify_sum(char *verify_str, u8 *vsum)
-{
- if (*verify_str == '*') {
- u8 *ptr;
-
- ptr = (u8 *)simple_strtoul(verify_str + 1, NULL, 16);
- memcpy(vsum, ptr, 20);
- } else {
- unsigned int i;
- char *vsum_str;
-
- if (strlen(verify_str) == 40)
- vsum_str = verify_str;
- else {
- vsum_str = getenv(verify_str);
- if (vsum_str == NULL || strlen(vsum_str) != 40)
- return 1;
- }
-
- for (i = 0; i < 20; i++) {
- char *nullp = vsum_str + (i + 1) * 2;
- char end = *nullp;
-
- *nullp = '\0';
- *(u8 *)(vsum + i) =
- simple_strtoul(vsum_str + (i * 2), NULL, 16);
- *nullp = end;
- }
- }
- return 0;
-}
-
int do_sha1sum(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
- ulong addr, len;
- unsigned int i;
- u8 output[20];
- u8 vsum[20];
int verify = 0;
int ac;
char * const *av;
@@ -102,75 +40,16 @@ int do_sha1sum(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
av = argv + 1;
ac = argc - 1;
+#ifdef CONFIG_SHA1SUM_VERIFY
if (strcmp(*av, "-v") == 0) {
verify = 1;
av++;
ac--;
- if (ac < 3)
- return CMD_RET_USAGE;
}
+#endif
- addr = simple_strtoul(*av++, NULL, 16);
- len = simple_strtoul(*av++, NULL, 16);
-
- sha1_csum_wd((unsigned char *) addr, len, output, CHUNKSZ_SHA1);
-
- if (!verify) {
- printf("SHA1 for %08lx ... %08lx ==> ", addr, addr + len - 1);
- for (i = 0; i < 20; i++)
- printf("%02x", output[i]);
- printf("\n");
-
- if (ac > 2)
- store_result(output, *av);
- } else {
- char *verify_str = *av++;
-
- if (parse_verify_sum(verify_str, vsum)) {
- printf("ERROR: %s does not contain a valid SHA1 sum\n",
- verify_str);
- return 1;
- }
- if (memcmp(output, vsum, 20) != 0) {
- printf("SHA1 for %08lx ... %08lx ==> ", addr,
- addr + len - 1);
- for (i = 0; i < 20; i++)
- printf("%02x", output[i]);
- printf(" != ");
- for (i = 0; i < 20; i++)
- printf("%02x", vsum[i]);
- printf(" ** ERROR **\n");
- return 1;
- }
- }
-
- return 0;
-}
-#else
-static int do_sha1sum(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
-{
- unsigned long addr, len;
- unsigned int i;
- u8 output[20];
-
- if (argc < 3)
- return CMD_RET_USAGE;
-
- addr = simple_strtoul(argv[1], NULL, 16);
- len = simple_strtoul(argv[2], NULL, 16);
-
- sha1_csum_wd((unsigned char *) addr, len, output, CHUNKSZ_SHA1);
- printf("SHA1 for %08lx ... %08lx ==> ", addr, addr + len - 1);
- for (i = 0; i < 20; i++)
- printf("%02x", output[i]);
- printf("\n");
-
- if (argc > 3)
- store_result(output, argv[3]);
-
- return 0;
+ return hash_command("sha1", verify, cmdtp, flag, ac, av);
}
-#endif
#ifdef CONFIG_SHA1SUM_VERIFY
U_BOOT_CMD(