Add mechanism to symmetric keys

F-2034

Author: LinuxJedi

src/crypto.c

@@ -6895,7 +6895,8 @@ CK_RV C_GenerateKey(CK_SESSION_HANDLE hSession,
                        &key);
         if (rv == CKR_OK) {
             int ret = WP11_GenerateRandomKey(key,
-                                             WP11_Session_GetSlot(session));
+                                             WP11_Session_GetSlot(session),
+                                             pMechanism->mechanism);
             if (ret != 0) {
                 WP11_Object_Free(key);
                 rv = CKR_FUNCTION_FAILED;

src/internal.c

@@ -12340,12 +12340,14 @@ int WP11_Mldsa_Verify(unsigned char* sig, word32 sigLen, unsigned char* data,
 /**
  * Generate a secret key.
  *
- * @param  secret  [in]  Secret object.
- * @param  slot    [in]  Slot operation is performed on.
+ * @param  secret     [in]  Secret object.
+ * @param  slot       [in]  Slot operation is performed on.
+ * @param  mechanism  [in]  Key generation mechanism.
  * @return  -ve on random number generation failure.
  *          0 on success.
  */
-int WP11_GenerateRandomKey(WP11_Object* secret, WP11_Slot* slot)
+int WP11_GenerateRandomKey(WP11_Object* secret, WP11_Slot* slot,
+                           CK_MECHANISM_TYPE mechanism)
 {
     int ret;
     WP11_Data* key = secret->data.symmKey;
@@ -12356,6 +12358,7 @@ int WP11_GenerateRandomKey(WP11_Object* secret, WP11_Slot* slot)
 
     if (ret == 0) {
         secret->local = 1;
+        secret->keyGenMech = mechanism;
     }
 
     return ret;