diff options
| author |   Antoine Tenart <antoine.tenart@bootlin.com> | 2018-05-29 14:13:51 +0200 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2018-06-22 23:03:05 +0800 |
| commit | 1f5d5d981879466c4af8be5415fb8be6eb451470 (patch) | |
| tree | 6fab5fa3a3c74ee41e900895812bffa65a33229f /drivers/crypto | |
| parent | crypto: inside-secure - sha384 support (diff) | |
| download | linux-dev-1f5d5d981879466c4af8be5415fb8be6eb451470.tar.xz linux-dev-1f5d5d981879466c4af8be5415fb8be6eb451470.zip | |
crypto: inside-secure - hmac(sha384) support
This patch adds the hmac(sha384) algorithm support to the Inside Secure
SafeXcel driver.
Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/inside-secure/safexcel.c | 1 | ||||
| -rw-r--r-- | drivers/crypto/inside-secure/safexcel.h | 1 | ||||
| -rw-r--r-- | drivers/crypto/inside-secure/safexcel_hash.c | 56 |
3 files changed, 58 insertions, 0 deletions
diff --git a/drivers/crypto/inside-secure/safexcel.c b/drivers/crypto/inside-secure/safexcel.c index b02451e0bbb6..5ef8ba7ae29c 100644 --- a/drivers/crypto/inside-secure/safexcel.c +++ b/drivers/crypto/inside-secure/safexcel.c @@ -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, diff --git a/drivers/crypto/inside-secure/safexcel.h b/drivers/crypto/inside-secure/safexcel.h index 57abf75e8b66..e002f963ff5a 100644 --- a/drivers/crypto/inside-secure/safexcel.h +++ b/drivers/crypto/inside-secure/safexcel.h @@ -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; diff --git a/drivers/crypto/inside-secure/safexcel_hash.c b/drivers/crypto/inside-secure/safexcel_hash.c index 585667a1c259..188ba0734337 100644 --- a/drivers/crypto/inside-secure/safexcel_hash.c +++ b/drivers/crypto/inside-secure/safexcel_hash.c @@ -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, + }, + }, + }, +}; |