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crypto: s390/sha256 - 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 11:00:04 +08:00
parent 9cd9c99be1
commit 1340113bdb
1 changed files with 18 additions and 17 deletions
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35
arch/s390/crypto/sha256_s390.c
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@ -8,12 +8,13 @@
* Copyright IBM Corp. 2005, 2011
* Author(s): Jan Glauber (jang@de.ibm.com)
*/
#include <crypto/internal/hash.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/cpufeature.h>
#include <crypto/sha2.h>
#include <asm/cpacf.h>
#include <crypto/internal/hash.h>
#include <crypto/sha2.h>
#include <linux/cpufeature.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/string.h>
#include "sha.h"
@ -38,22 +39,20 @@ static int s390_sha256_init(struct shash_desc *desc)
static int sha256_export(struct shash_desc *desc, void *out)
{
struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
struct sha256_state *octx = out;
struct crypto_sha256_state *octx = out;
octx->count = sctx->count;
memcpy(octx->state, sctx->state, sizeof(octx->state));
memcpy(octx->buf, sctx->buf, sizeof(octx->buf));
return 0;
}
static int sha256_import(struct shash_desc *desc, const void *in)
{
struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
const struct sha256_state *ictx = in;
const struct crypto_sha256_state *ictx = in;
sctx->count = ictx->count;
memcpy(sctx->state, ictx->state, sizeof(ictx->state));
memcpy(sctx->buf, ictx->buf, sizeof(ictx->buf));
sctx->func = CPACF_KIMD_SHA_256;
return 0;
}
@ -61,16 +60,17 @@ static int sha256_import(struct shash_desc *desc, const void *in)
static struct shash_alg sha256_alg = {
.digestsize = SHA256_DIGEST_SIZE,
.init = s390_sha256_init,
.update = s390_sha_update,
.final = s390_sha_final,
.update = s390_sha_update_blocks,
.finup = s390_sha_finup,
.export = sha256_export,
.import = sha256_import,
.descsize = sizeof(struct s390_sha_ctx),
.statesize = sizeof(struct sha256_state),
.descsize = S390_SHA_CTX_SIZE,
.statesize = sizeof(struct crypto_sha256_state),
.base = {
.cra_name = "sha256",
.cra_driver_name= "sha256-s390",
.cra_priority = 300,
.cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY,
.cra_blocksize = SHA256_BLOCK_SIZE,
.cra_module = THIS_MODULE,
}
@ -97,16 +97,17 @@ static int s390_sha224_init(struct shash_desc *desc)
static struct shash_alg sha224_alg = {
.digestsize = SHA224_DIGEST_SIZE,
.init = s390_sha224_init,
.update = s390_sha_update,
.final = s390_sha_final,
.update = s390_sha_update_blocks,
.finup = s390_sha_finup,
.export = sha256_export,
.import = sha256_import,
.descsize = sizeof(struct s390_sha_ctx),
.statesize = sizeof(struct sha256_state),
.descsize = S390_SHA_CTX_SIZE,
.statesize = sizeof(struct crypto_sha256_state),
.base = {
.cra_name = "sha224",
.cra_driver_name= "sha224-s390",
.cra_priority = 300,
.cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY,
.cra_blocksize = SHA224_BLOCK_SIZE,
.cra_module = THIS_MODULE,
}