+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (c) 2012 The Chromium OS Authors.
*
*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#ifndef USE_HOSTCC
#include <mapmem.h>
#include <hw_sha.h>
#include <asm/io.h>
-#include <asm/errno.h>
+#include <linux/errno.h>
#else
#include "mkimage.h"
#include <time.h>
#include <u-boot/sha256.h>
#include <u-boot/md5.h>
-#ifdef CONFIG_SHA1
+#if defined(CONFIG_SHA1) && !defined(CONFIG_SHA_PROG_HW_ACCEL)
static int hash_init_sha1(struct hash_algo *algo, void **ctxp)
{
sha1_context *ctx = malloc(sizeof(sha1_context));
}
#endif
-#ifdef CONFIG_SHA256
+#if defined(CONFIG_SHA256) && !defined(CONFIG_SHA_PROG_HW_ACCEL)
static int hash_init_sha256(struct hash_algo *algo, void **ctxp)
{
sha256_context *ctx = malloc(sizeof(sha256_context));
}
/*
- * These are the hash algorithms we support. Chips which support accelerated
- * crypto could perhaps add named version of these algorithms here. Note that
- * algorithm names must be in lower case.
+ * These are the hash algorithms we support. If we have hardware acceleration
+ * is enable we will use that, otherwise a software version of the algorithm.
+ * Note that 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
+#ifdef CONFIG_SHA1
{
- "sha1",
- SHA1_SUM_LEN,
- hw_sha1,
- CHUNKSZ_SHA1,
-#ifdef CONFIG_SHA_PROG_HW_ACCEL
- hw_sha_init,
- hw_sha_update,
- hw_sha_finish,
+ .name = "sha1",
+ .digest_size = SHA1_SUM_LEN,
+ .chunk_size = CHUNKSZ_SHA1,
+#ifdef CONFIG_SHA_HW_ACCEL
+ .hash_func_ws = hw_sha1,
+#else
+ .hash_func_ws = sha1_csum_wd,
#endif
- }, {
- "sha256",
- SHA256_SUM_LEN,
- hw_sha256,
- CHUNKSZ_SHA256,
#ifdef CONFIG_SHA_PROG_HW_ACCEL
- hw_sha_init,
- hw_sha_update,
- hw_sha_finish,
-#endif
- },
+ .hash_init = hw_sha_init,
+ .hash_update = hw_sha_update,
+ .hash_finish = hw_sha_finish,
+#else
+ .hash_init = hash_init_sha1,
+ .hash_update = hash_update_sha1,
+ .hash_finish = hash_finish_sha1,
#endif
-#ifdef CONFIG_SHA1
- {
- "sha1",
- SHA1_SUM_LEN,
- sha1_csum_wd,
- CHUNKSZ_SHA1,
- hash_init_sha1,
- hash_update_sha1,
- hash_finish_sha1,
},
#endif
#ifdef CONFIG_SHA256
{
- "sha256",
- SHA256_SUM_LEN,
- sha256_csum_wd,
- CHUNKSZ_SHA256,
- hash_init_sha256,
- hash_update_sha256,
- hash_finish_sha256,
+ .name = "sha256",
+ .digest_size = SHA256_SUM_LEN,
+ .chunk_size = CHUNKSZ_SHA256,
+#ifdef CONFIG_SHA_HW_ACCEL
+ .hash_func_ws = hw_sha256,
+#else
+ .hash_func_ws = sha256_csum_wd,
+#endif
+#ifdef CONFIG_SHA_PROG_HW_ACCEL
+ .hash_init = hw_sha_init,
+ .hash_update = hw_sha_update,
+ .hash_finish = hw_sha_finish,
+#else
+ .hash_init = hash_init_sha256,
+ .hash_update = hash_update_sha256,
+ .hash_finish = hash_finish_sha256,
+#endif
},
#endif
{
- "crc32",
- 4,
- crc32_wd_buf,
- CHUNKSZ_CRC32,
- hash_init_crc32,
- hash_update_crc32,
- hash_finish_crc32,
+ .name = "crc32",
+ .digest_size = 4,
+ .chunk_size = CHUNKSZ_CRC32,
+ .hash_func_ws = crc32_wd_buf,
+ .hash_init = hash_init_crc32,
+ .hash_update = hash_update_crc32,
+ .hash_finish = hash_finish_crc32,
},
};
-#if defined(CONFIG_SHA256) || defined(CONFIG_CMD_SHA1SUM)
-#define MULTI_HASH
-#endif
-
-#if defined(CONFIG_HASH_VERIFY) || defined(CONFIG_CMD_HASH)
-#define MULTI_HASH
-#endif
-
/* Try to minimize code size for boards that don't want much hashing */
-#ifdef MULTI_HASH
+#if defined(CONFIG_SHA256) || defined(CONFIG_CMD_SHA1SUM) || \
+ defined(CONFIG_CRC32_VERIFY) || defined(CONFIG_CMD_HASH)
#define multi_hash() 1
#else
#define multi_hash() 0
}
#ifndef USE_HOSTCC
+int hash_parse_string(const char *algo_name, const char *str, uint8_t *result)
+{
+ struct hash_algo *algo;
+ int ret;
+ int i;
+
+ ret = hash_lookup_algo(algo_name, &algo);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < algo->digest_size; i++) {
+ char chr[3];
+
+ strncpy(chr, &str[i * 2], 2);
+ result[i] = simple_strtoul(chr, NULL, 16);
+ }
+
+ return 0;
+}
+
+int hash_block(const char *algo_name, const void *data, unsigned int len,
+ uint8_t *output, int *output_size)
+{
+ struct hash_algo *algo;
+ int ret;
+
+ ret = hash_lookup_algo(algo_name, &algo);
+ if (ret)
+ return ret;
+
+ 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;
+}
+
+#if defined(CONFIG_CMD_HASH) || defined(CONFIG_CMD_SHA1SUM) || defined(CONFIG_CMD_CRC32)
/**
* store_result: Store the resulting sum to an address or variable
*
str_ptr += 2;
}
*str_ptr = '\0';
- setenv(dest, str_output);
+ env_set(dest, str_output);
} else {
ulong addr;
void *buf;
buf = map_sysmem(addr, algo->digest_size);
memcpy(vsum, buf, algo->digest_size);
} else {
- unsigned int i;
char *vsum_str;
int digits = algo->digest_size * 2;
if (strlen(verify_str) == digits)
vsum_str = verify_str;
else {
- vsum_str = getenv(verify_str);
+ vsum_str = env_get(verify_str);
if (vsum_str == NULL || strlen(vsum_str) != digits) {
printf("Expected %d hex digits in env var\n",
digits);
}
}
- for (i = 0; i < algo->digest_size; i++) {
- char *nullp = vsum_str + (i + 1) * 2;
- char end = *nullp;
-
- *nullp = '\0';
- vsum[i] = simple_strtoul(vsum_str + (i * 2), NULL, 16);
- *nullp = end;
- }
+ hash_parse_string(algo->name, vsum_str, vsum);
}
return 0;
}
-void hash_show(struct hash_algo *algo, ulong addr, ulong len, uint8_t *output)
+static void hash_show(struct hash_algo *algo, ulong addr, ulong len, uint8_t *output)
{
int i;
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;
- int ret;
-
- ret = hash_lookup_algo(algo_name, &algo);
- if (ret)
- return ret;
-
- 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[])
{
if (multi_hash()) {
struct hash_algo *algo;
- uint8_t output[HASH_MAX_DIGEST_SIZE];
+ u8 *output;
uint8_t vsum[HASH_MAX_DIGEST_SIZE];
void *buf;
return 1;
}
+ output = memalign(ARCH_DMA_MINALIGN,
+ sizeof(uint32_t) * HASH_MAX_DIGEST_SIZE);
+
buf = map_sysmem(addr, len);
algo->hash_func_ws(buf, len, output, algo->chunk_size);
unmap_sysmem(buf);
/* Try to avoid code bloat when verify is not needed */
-#ifdef CONFIG_HASH_VERIFY
+#if defined(CONFIG_CRC32_VERIFY) || defined(CONFIG_SHA1SUM_VERIFY) || \
+ defined(CONFIG_HASH_VERIFY)
if (flags & HASH_FLAG_VERIFY) {
#else
if (0) {
store_result(algo, output, *argv,
flags & HASH_FLAG_ENV);
}
+ unmap_sysmem(output);
+
}
/* Horrible code size hack for boards that just want crc32 */
return 0;
}
-#endif
+#endif /* CONFIG_CMD_HASH || CONFIG_CMD_SHA1SUM || CONFIG_CMD_CRC32) */
+#endif /* !USE_HOSTCC */