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crypto: arm/sha512 - Use API partial block handling

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Use the Crypto API partial block handling.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2025-04-18 11:00:36 +08:00
parent f294a6d9e9
commit 2d0d18d801
1 changed files with 11 additions and 17 deletions
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28
arch/arm64/crypto/sha512-glue.c
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@ -6,10 +6,10 @@
*/
#include <crypto/internal/hash.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <crypto/sha2.h>
#include <crypto/sha512_base.h>
#include <linux/kernel.h>
#include <linux/module.h>
MODULE_DESCRIPTION("SHA-384/SHA-512 secure hash for arm64");
MODULE_AUTHOR("Andy Polyakov <appro@openssl.org>");
@ -20,7 +20,6 @@ MODULE_ALIAS_CRYPTO("sha512");
asmlinkage void sha512_block_data_order(u64 *digest, const void *data,
unsigned int num_blks);
EXPORT_SYMBOL(sha512_block_data_order);
static void sha512_arm64_transform(struct sha512_state *sst, u8 const *src,
int blocks)
@ -31,46 +30,41 @@ static void sha512_arm64_transform(struct sha512_state *sst, u8 const *src,
static int sha512_update(struct shash_desc *desc, const u8 *data,
unsigned int len)
{
return sha512_base_do_update(desc, data, len, sha512_arm64_transform);
return sha512_base_do_update_blocks(desc, data, len,
sha512_arm64_transform);
}
static int sha512_finup(struct shash_desc *desc, const u8 *data,
unsigned int len, u8 *out)
{
if (len)
sha512_base_do_update(desc, data, len, sha512_arm64_transform);
sha512_base_do_finalize(desc, sha512_arm64_transform);
sha512_base_do_finup(desc, data, len, sha512_arm64_transform);
return sha512_base_finish(desc, out);
}
static int sha512_final(struct shash_desc *desc, u8 *out)
{
return sha512_finup(desc, NULL, 0, out);
}
static struct shash_alg algs[] = { {
.digestsize = SHA512_DIGEST_SIZE,
.init = sha512_base_init,
.update = sha512_update,
.final = sha512_final,
.finup = sha512_finup,
.descsize = sizeof(struct sha512_state),
.descsize = SHA512_STATE_SIZE,
.base.cra_name = "sha512",
.base.cra_driver_name = "sha512-arm64",
.base.cra_priority = 150,
.base.cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY |
CRYPTO_AHASH_ALG_FINUP_MAX,
.base.cra_blocksize = SHA512_BLOCK_SIZE,
.base.cra_module = THIS_MODULE,
}, {
.digestsize = SHA384_DIGEST_SIZE,
.init = sha384_base_init,
.update = sha512_update,
.final = sha512_final,
.finup = sha512_finup,
.descsize = sizeof(struct sha512_state),
.descsize = SHA512_STATE_SIZE,
.base.cra_name = "sha384",
.base.cra_driver_name = "sha384-arm64",
.base.cra_priority = 150,
.base.cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY |
CRYPTO_AHASH_ALG_FINUP_MAX,
.base.cra_blocksize = SHA384_BLOCK_SIZE,
.base.cra_module = THIS_MODULE,
} };