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crypto: inside-secure - hmac(sha224) support 

This patch adds the hmac(sha224) support to the Inside Secure
cryptographic engine driver.

Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Antoine Tenart 2018-03-19 09:21:21 +01:00 committed by Herbert Xu
parent 73f36ea703
commit 3ad618d8e1
3 changed files with 58 additions and 0 deletions
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1
drivers/crypto/inside-secure/safexcel.c
View File

@ -768,6 +768,7 @@ static struct safexcel_alg_template *safexcel_algs[] = {
&safexcel_alg_sha224,
&safexcel_alg_sha256,
&safexcel_alg_hmac_sha1,
&safexcel_alg_hmac_sha224,
&safexcel_alg_hmac_sha256,
};

1
drivers/crypto/inside-secure/safexcel.h
View File

@ -633,6 +633,7 @@ extern struct safexcel_alg_template safexcel_alg_sha1;
extern struct safexcel_alg_template safexcel_alg_sha224;
extern struct safexcel_alg_template safexcel_alg_sha256;
extern struct safexcel_alg_template safexcel_alg_hmac_sha1;
extern struct safexcel_alg_template safexcel_alg_hmac_sha224;
extern struct safexcel_alg_template safexcel_alg_hmac_sha256;
#endif

56
drivers/crypto/inside-secure/safexcel_hash.c
View File

@ -1153,6 +1153,62 @@ struct safexcel_alg_template safexcel_alg_sha224 = {
},
};
static int safexcel_hmac_sha224_setkey(struct crypto_ahash *tfm, const u8 *key,
unsigned int keylen)
{
return safexcel_hmac_alg_setkey(tfm, key, keylen, "safexcel-sha224",
SHA256_DIGEST_SIZE);
}
static int safexcel_hmac_sha224_init(struct ahash_request *areq)
{
struct safexcel_ahash_req *req = ahash_request_ctx(areq);
safexcel_sha224_init(areq);
req->digest = CONTEXT_CONTROL_DIGEST_HMAC;
return 0;
}
static int safexcel_hmac_sha224_digest(struct ahash_request *areq)
{
int ret = safexcel_hmac_sha224_init(areq);
if (ret)
return ret;
return safexcel_ahash_finup(areq);
}
struct safexcel_alg_template safexcel_alg_hmac_sha224 = {
.type = SAFEXCEL_ALG_TYPE_AHASH,
.alg.ahash = {
.init = safexcel_hmac_sha224_init,
.update = safexcel_ahash_update,
.final = safexcel_ahash_final,
.finup = safexcel_ahash_finup,
.digest = safexcel_hmac_sha224_digest,
.setkey = safexcel_hmac_sha224_setkey,
.export = safexcel_ahash_export,
.import = safexcel_ahash_import,
.halg = {
.digestsize = SHA224_DIGEST_SIZE,
.statesize = sizeof(struct safexcel_ahash_export_state),
.base = {
.cra_name = "hmac(sha224)",
.cra_driver_name = "safexcel-hmac-sha224",
.cra_priority = 300,
.cra_flags = CRYPTO_ALG_ASYNC |
CRYPTO_ALG_KERN_DRIVER_ONLY,
.cra_blocksize = SHA224_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct safexcel_ahash_ctx),
.cra_init = safexcel_ahash_cra_init,
.cra_exit = safexcel_ahash_cra_exit,
.cra_module = THIS_MODULE,
},
},
},
};
static int safexcel_hmac_sha256_setkey(struct crypto_ahash *tfm, const u8 *key,
unsigned int keylen)
{