+ CRYPTO_add(&pkey->pkey.rsa->references, 1, CRYPTO_LOCK_RSA);
+ return pkey->pkey.rsa;
+}
+#endif
+
+#ifndef NO_DSA
+int EVP_PKEY_rset_DSA(EVP_PKEY *pkey, DSA *key)
+{
+ int ret = EVP_PKEY_assign_DSA(pkey, key);
+ if(ret) CRYPTO_add(&key->references, 1, CRYPTO_LOCK_DSA);
+ return ret;
+}
+
+DSA *EVP_PKEY_rget_DSA(EVP_PKEY *pkey)
+ {
+ if(pkey->type != EVP_PKEY_DSA) {
+ EVPerr(EVP_F_EVP_PKEY_RGET_DSA, EVP_R_EXPECTING_A_DSA_KEY);
+ return NULL;
+ }
+ CRYPTO_add(&pkey->pkey.dsa->references, 1, CRYPTO_LOCK_DSA);
+ return pkey->pkey.dsa;
+}
+#endif
+
+#ifndef NO_DH
+
+int EVP_PKEY_rset_DH(EVP_PKEY *pkey, DH *key)
+{
+ int ret = EVP_PKEY_assign_DH(pkey, key);
+ if(ret) CRYPTO_add(&key->references, 1, CRYPTO_LOCK_DH);
+ return ret;
+}
+
+DH *EVP_PKEY_rget_DH(EVP_PKEY *pkey)
+ {
+ if(pkey->type != EVP_PKEY_DH) {
+ EVPerr(EVP_F_EVP_PKEY_RGET_DH, EVP_R_EXPECTING_A_DH_KEY);
+ return NULL;
+ }
+ CRYPTO_add(&pkey->pkey.dh->references, 1, CRYPTO_LOCK_DH);
+ return pkey->pkey.dh;
+}
+#endif