cryptodev: add RSA padding salt length and label

- Added salt length and optional label.
Common parameters to PSS and OAEP padding for RSA.
- Changed RSA hash padding fields names.
Now it corresponds to the RSA documents.

Signed-off-by: Arek Kusztal <arkadiuszx.kusztal@intel.com>
Acked-by: Fan Zhang <roy.fan.zhang@intel.com>
Acked-by: Akhil Goyal <gakhil@marvell.com>

diff --git a/lib/cryptodev/rte_crypto_asym.h b/lib/cryptodev/rte_crypto_asym.h
index 4ef7b2b579235fe61a67ec5279a70968e685c0d4..8ae43d5f3dbfd255adc4f4959fda655bd3b437f9 100644 (file)
--- a/lib/cryptodev/rte_crypto_asym.h
+++ b/lib/cryptodev/rte_crypto_asym.h
@@ -241,7 +241,7 @@ struct rte_crypto_rsa_priv_key_qt {
 struct rte_crypto_rsa_padding {
        enum rte_crypto_rsa_padding_type type;
        /**< RSA padding scheme to be used for transform */
-       enum rte_crypto_auth_algorithm md;
+       enum rte_crypto_auth_algorithm hash;
        /**<
         * RSA padding hash algorithm
         * Valid hash algorithms are:
@@ -266,7 +266,7 @@ struct rte_crypto_rsa_padding {
         * This field shall be set with the hash algorithm used
         * in the padding scheme (and to create the input message digest)
         */
-       enum rte_crypto_auth_algorithm mgf1md;
+       enum rte_crypto_auth_algorithm mgf1hash;
        /**<
         * Hash algorithm to be used for mask generation if the
         * padding scheme is either OAEP or PSS. If the padding
@@ -274,6 +274,21 @@ struct rte_crypto_rsa_padding {
         * for mask generation. Valid hash algorithms are:
         * MD5, SHA1, SHA224, SHA256, SHA384, SHA512
         */
+       uint16_t pss_saltlen;
+       /**<
+        * RSA PSS padding salt length
+        *
+        * Used only when RTE_CRYPTO_RSA_PADDING_PSS padding is selected,
+        * otherwise ignored.
+        */
+       rte_crypto_param oaep_label;
+       /**<
+        * RSA OAEP padding optional label
+        *
+        * Used only when RTE_CRYPTO_RSA_PADDING_OAEP padding is selected,
+        * otherwise ignored. If label.data == NULL, a default
+        * label (empty string) is used.
+        */
 };
 
 /**