Merge branch 'master' of git://git.denx.de/u-boot-arm into master

[karo-tx-uboot.git] / common / cmd_sha1sum.c

diff --git a/common/cmd_sha1sum.c b/common/cmd_sha1sum.c
index 8db5456c9583ec8cf6b927f9760a748d72f4f1ed..644b9a0e668e661b4add6f3eab5c90705edc5f48 100644 (file)
--- a/common/cmd_sha1sum.c
+++ b/common/cmd_sha1sum.c
@@ -5,95 +5,17 @@
  * (C) Copyright 2000
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #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 flags = HASH_FLAG_ENV;
        int ac;
        char * const *av;
 
@@ -102,75 +24,16 @@ 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;
+               flags |= HASH_FLAG_VERIFY;
                av++;
                ac--;
-               if (ac < 3)
-                       return CMD_RET_USAGE;
-       }
-
-       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;
-               }
        }
+#endif
 
-       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", flags, cmdtp, flag, ac, av);
 }
-#endif
 
 #ifdef CONFIG_SHA1SUM_VERIFY
 U_BOOT_CMD(