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Commit 1f5d5d98 authored by Antoine Tenart's avatar Antoine Tenart Committed by Herbert Xu
Browse files

crypto: inside-secure - hmac(sha384) support 



This patch adds the hmac(sha384) algorithm support to the Inside Secure
SafeXcel driver.

Signed-off-by: default avatarAntoine Tenart <antoine.tenart@bootlin.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 9e46eafd

drivers/crypto/inside-secure/safexcel.c

+1 −0
Original line number Diff line number Diff line
@@ -795,6 +795,7 @@ static struct safexcel_alg_template *safexcel_algs[] = { 
	&safexcel_alg_hmac_sha1,

	&safexcel_alg_hmac_sha224,

	&safexcel_alg_hmac_sha256,

	&safexcel_alg_hmac_sha384,

	&safexcel_alg_hmac_sha512,

	&safexcel_alg_authenc_hmac_sha1_cbc_aes,

	&safexcel_alg_authenc_hmac_sha224_cbc_aes,

drivers/crypto/inside-secure/safexcel.h

+1 −0
Original line number Diff line number Diff line
@@ -677,6 +677,7 @@ extern struct safexcel_alg_template safexcel_alg_sha512; 
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;

extern struct safexcel_alg_template safexcel_alg_hmac_sha384;

extern struct safexcel_alg_template safexcel_alg_hmac_sha512;

extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_aes;

extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha224_cbc_aes;

drivers/crypto/inside-secure/safexcel_hash.c

+56 −0
Original line number Diff line number Diff line
@@ -1488,3 +1488,59 @@ struct safexcel_alg_template safexcel_alg_hmac_sha512 = { 
		},

	},

};



static int safexcel_hmac_sha384_setkey(struct crypto_ahash *tfm, const u8 *key,

				       unsigned int keylen)

{

	return safexcel_hmac_alg_setkey(tfm, key, keylen, "safexcel-sha384",

					SHA512_DIGEST_SIZE);

}



static int safexcel_hmac_sha384_init(struct ahash_request *areq)

{

	struct safexcel_ahash_req *req = ahash_request_ctx(areq);



	safexcel_sha384_init(areq);

	req->digest = CONTEXT_CONTROL_DIGEST_HMAC;

	return 0;

}



static int safexcel_hmac_sha384_digest(struct ahash_request *areq)

{

	int ret = safexcel_hmac_sha384_init(areq);



	if (ret)

		return ret;



	return safexcel_ahash_finup(areq);

}



struct safexcel_alg_template safexcel_alg_hmac_sha384 = {

	.type = SAFEXCEL_ALG_TYPE_AHASH,

	.alg.ahash = {

		.init = safexcel_hmac_sha384_init,

		.update = safexcel_ahash_update,

		.final = safexcel_ahash_final,

		.finup = safexcel_ahash_finup,

		.digest = safexcel_hmac_sha384_digest,

		.setkey = safexcel_hmac_sha384_setkey,

		.export = safexcel_ahash_export,

		.import = safexcel_ahash_import,

		.halg = {

			.digestsize = SHA384_DIGEST_SIZE,

			.statesize = sizeof(struct safexcel_ahash_export_state),

			.base = {

				.cra_name = "hmac(sha384)",

				.cra_driver_name = "safexcel-hmac-sha384",

				.cra_priority = 300,

				.cra_flags = CRYPTO_ALG_ASYNC |

					     CRYPTO_ALG_KERN_DRIVER_ONLY,

				.cra_blocksize = SHA384_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,

			},

		},

	},

};