Add PHP Extension for GmSSL

View http://gmssl.org/docs/php-api.html for more info.

php/ext/openssl/tests/bug41033.phpt

@@ -0,0 +1,27 @@
+--TEST--
+#41033, enable signing with DSA keys
+--SKIPIF--
+<?php 
+if (!extension_loaded("openssl")) die("skip, openssl required");
+if (OPENSSL_VERSION_NUMBER < 0x009070af) die("skip");
+?>
+--FILE--
+<?php
+$prv = 'file://' . dirname(__FILE__) . '/' . 'bug41033.pem';
+$pub = 'file://' . dirname(__FILE__) . '/' . 'bug41033pub.pem';
+
+
+$prkeyid = openssl_get_privatekey($prv, "1234");
+$ct = "Hello I am some text!";
+openssl_sign($ct, $signature, $prkeyid, OPENSSL_ALGO_SHA1);
+echo "Signature: ".base64_encode($signature) . "\n";
+
+$pukeyid = openssl_get_publickey($pub);
+$valid = openssl_verify($ct, $signature, $pukeyid, OPENSSL_ALGO_SHA1);
+echo "Signature validity: " . $valid . "\n";
+
+
+?>
+--EXPECTF--
+Signature: %s
+Signature validity: 1