Fix for bug66501 - "key type not supported in this PHP build"

Author: mk-j

ext/openssl/openssl.c

@@ -3013,6 +3013,15 @@ static int php_openssl_is_private_key(EVP_PKEY* pkey TSRMLS_DC)
 				return 0;
 			}
 			break;
+#endif
+#ifdef EVP_PKEY_EC
+		case EVP_PKEY_EC:
+			assert(pkey->pkey.ec != NULL);
+
+			if ( NULL == EC_KEY_get0_private_key(pkey->pkey.ec)) {
+				return 0;
+			}
+			break;
 #endif
 		default:
 			php_error_docref(NULL TSRMLS_CC, E_WARNING, "key type not supported in this PHP build!");

ext/openssl/tests/bug66501.phpt

@@ -0,0 +1,21 @@
+--TEST--
+Bug #66501: EC private key support in openssl_sign
+--SKIPIF--
+<?php 
+if (!extension_loaded("openssl")) die("skip");
+--FILE--
+<?php
+$pkey = 'ASN1 OID: prime256v1
+-----BEGIN EC PARAMETERS-----
+BggqhkjOPQMBBw==
+-----END EC PARAMETERS-----
+-----BEGIN EC PRIVATE KEY-----
+MHcCAQEEILPkqoeyM7XgwYkuSj3077lrsrfWJK5LqMolv+m2oOjZoAoGCCqGSM49
+AwEHoUQDQgAEPq4hbIWHvB51rdWr8ejrjWo4qVNWVugYFtPg/xLQw0mHkIPZ4DvK
+sqOTOnMoezkbSmVVMuwz9flvnqHGmQvmug==
+-----END EC PRIVATE KEY-----';
+$key = openssl_pkey_get_private($pkey);
+$res = openssl_sign($data ='alpha', $sign, $key, 'ecdsa-with-SHA1');
+var_dump($res);
+--EXPECTF--
+bool(true)