* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
- * 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 <hw_sha.h>
#include <hash.h>
#include <sha1.h>
#include <sha256.h>
#include <asm/io.h>
+#include <asm/errno.h>
/*
* These are the hash algorithms we support. Chips which support accelerated
* algorithm names must be in lower case.
*/
static struct hash_algo hash_algo[] = {
+ /*
+ * CONFIG_SHA_HW_ACCEL is defined if hardware acceleration is
+ * available.
+ */
+#ifdef CONFIG_SHA_HW_ACCEL
+ {
+ "sha1",
+ SHA1_SUM_LEN,
+ hw_sha1,
+ CHUNKSZ_SHA1,
+ }, {
+ "sha256",
+ SHA256_SUM_LEN,
+ hw_sha256,
+ CHUNKSZ_SHA256,
+ },
+#endif
/*
* This is CONFIG_CMD_SHA1SUM instead of CONFIG_SHA1 since otherwise
* it bloats the code for boards which use SHA1 but not the 'hash'
printf("%02x", output[i]);
}
+int hash_block(const char *algo_name, const void *data, unsigned int len,
+ uint8_t *output, int *output_size)
+{
+ struct hash_algo *algo;
+
+ algo = find_hash_algo(algo_name);
+ if (!algo) {
+ debug("Unknown hash algorithm '%s'\n", algo_name);
+ return -EPROTONOSUPPORT;
+ }
+ if (output_size && *output_size < algo->digest_size) {
+ debug("Output buffer size %d too small (need %d bytes)",
+ *output_size, algo->digest_size);
+ return -ENOSPC;
+ }
+ if (output_size)
+ *output_size = algo->digest_size;
+ algo->hash_func_ws(data, len, output, algo->chunk_size);
+
+ return 0;
+}
+
int hash_command(const char *algo_name, int flags, cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
{