crypto: sha-s390 - Switch to shash
This patch converts the S390 sha algorithms to the new shash interface.
With fixes by Jan Glauber.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/arch/s390/crypto/sha256_s390.c b/arch/s390/crypto/sha256_s390.c
index 19c03fb..f9fefc5 100644
--- a/arch/s390/crypto/sha256_s390.c
+++ b/arch/s390/crypto/sha256_s390.c
@@ -16,17 +16,17 @@
* any later version.
*
*/
+#include <crypto/internal/hash.h>
#include <linux/init.h>
#include <linux/module.h>
-#include <linux/crypto.h>
#include <crypto/sha.h>
#include "crypt_s390.h"
#include "sha.h"
-static void sha256_init(struct crypto_tfm *tfm)
+static int sha256_init(struct shash_desc *desc)
{
- struct s390_sha_ctx *sctx = crypto_tfm_ctx(tfm);
+ struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
sctx->state[0] = SHA256_H0;
sctx->state[1] = SHA256_H1;
@@ -38,22 +38,24 @@
sctx->state[7] = SHA256_H7;
sctx->count = 0;
sctx->func = KIMD_SHA_256;
+
+ return 0;
}
-static struct crypto_alg alg = {
- .cra_name = "sha256",
- .cra_driver_name = "sha256-s390",
- .cra_priority = CRYPT_S390_PRIORITY,
- .cra_flags = CRYPTO_ALG_TYPE_DIGEST,
- .cra_blocksize = SHA256_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct s390_sha_ctx),
- .cra_module = THIS_MODULE,
- .cra_list = LIST_HEAD_INIT(alg.cra_list),
- .cra_u = { .digest = {
- .dia_digestsize = SHA256_DIGEST_SIZE,
- .dia_init = sha256_init,
- .dia_update = s390_sha_update,
- .dia_final = s390_sha_final } }
+static struct shash_alg alg = {
+ .digestsize = SHA256_DIGEST_SIZE,
+ .init = sha256_init,
+ .update = s390_sha_update,
+ .final = s390_sha_final,
+ .descsize = sizeof(struct s390_sha_ctx),
+ .base = {
+ .cra_name = "sha256",
+ .cra_driver_name= "sha256-s390",
+ .cra_priority = CRYPT_S390_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_SHASH,
+ .cra_blocksize = SHA256_BLOCK_SIZE,
+ .cra_module = THIS_MODULE,
+ }
};
static int sha256_s390_init(void)
@@ -61,12 +63,12 @@
if (!crypt_s390_func_available(KIMD_SHA_256))
return -EOPNOTSUPP;
- return crypto_register_alg(&alg);
+ return crypto_register_shash(&alg);
}
static void __exit sha256_s390_fini(void)
{
- crypto_unregister_alg(&alg);
+ crypto_unregister_shash(&alg);
}
module_init(sha256_s390_init);