diff options
Diffstat (limited to 'drivers/crypto/armv8/rte_armv8_pmd.c')
| -rw-r--r-- | drivers/crypto/armv8/rte_armv8_pmd.c | 58 |
1 files changed, 16 insertions, 42 deletions
diff --git a/drivers/crypto/armv8/rte_armv8_pmd.c b/drivers/crypto/armv8/rte_armv8_pmd.c index 3d603a5..8371245 100644 --- a/drivers/crypto/armv8/rte_armv8_pmd.c +++ b/drivers/crypto/armv8/rte_armv8_pmd.c @@ -288,27 +288,14 @@ auth_set_prerequisites(struct armv8_crypto_session *sess, * Generate authentication key, i_key_pad and o_key_pad. */ /* Zero memory under key */ - memset(sess->auth.hmac.key, 0, SHA1_AUTH_KEY_LENGTH); - - if (xform->auth.key.length > SHA1_AUTH_KEY_LENGTH) { - /* - * In case the key is longer than 160 bits - * the algorithm will use SHA1(key) instead. - */ - error = sha1_block(NULL, xform->auth.key.data, - sess->auth.hmac.key, xform->auth.key.length); - if (error != 0) - return -1; - } else { - /* - * Now copy the given authentication key to the session - * key assuming that the session key is zeroed there is - * no need for additional zero padding if the key is - * shorter than SHA1_AUTH_KEY_LENGTH. - */ - rte_memcpy(sess->auth.hmac.key, xform->auth.key.data, - xform->auth.key.length); - } + memset(sess->auth.hmac.key, 0, SHA1_BLOCK_SIZE); + + /* + * Now copy the given authentication key to the session + * key. + */ + rte_memcpy(sess->auth.hmac.key, xform->auth.key.data, + xform->auth.key.length); /* Prepare HMAC padding: key|pattern */ auth_hmac_pad_prepare(sess, xform); @@ -334,27 +321,14 @@ auth_set_prerequisites(struct armv8_crypto_session *sess, * Generate authentication key, i_key_pad and o_key_pad. */ /* Zero memory under key */ - memset(sess->auth.hmac.key, 0, SHA256_AUTH_KEY_LENGTH); - - if (xform->auth.key.length > SHA256_AUTH_KEY_LENGTH) { - /* - * In case the key is longer than 256 bits - * the algorithm will use SHA256(key) instead. - */ - error = sha256_block(NULL, xform->auth.key.data, - sess->auth.hmac.key, xform->auth.key.length); - if (error != 0) - return -1; - } else { - /* - * Now copy the given authentication key to the session - * key assuming that the session key is zeroed there is - * no need for additional zero padding if the key is - * shorter than SHA256_AUTH_KEY_LENGTH. - */ - rte_memcpy(sess->auth.hmac.key, xform->auth.key.data, - xform->auth.key.length); - } + memset(sess->auth.hmac.key, 0, SHA256_BLOCK_SIZE); + + /* + * Now copy the given authentication key to the session + * key. + */ + rte_memcpy(sess->auth.hmac.key, xform->auth.key.data, + xform->auth.key.length); /* Prepare HMAC padding: key|pattern */ auth_hmac_pad_prepare(sess, xform); |