Add PHP Extension for GmSSL

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

php/ext/openssl/tests/001.phpt

@@ -0,0 +1,68 @@
+--TEST--
+OpenSSL private key functions
+--SKIPIF--
+<?php 
+if (!extension_loaded("openssl")) die("skip"); 
+if (!@openssl_pkey_new()) die("skip cannot create private key"); 
+?>
+--FILE--
+<?php
+echo "Creating private key\n";
+
+$conf = array('config' => dirname(__FILE__) . DIRECTORY_SEPARATOR . 'openssl.cnf');
+$privkey = openssl_pkey_new($conf);
+
+if ($privkey === false)
+	die("failed to create private key");
+
+$passphrase = "banana";
+$key_file_name = tempnam(sys_get_temp_dir(), "ssl");
+if ($key_file_name === false)
+	die("failed to get a temporary filename!");
+
+echo "Export key to file\n";
+
+openssl_pkey_export_to_file($privkey, $key_file_name, $passphrase, $conf) or die("failed to export to file $key_file_name");
+var_dump(is_resource($privkey));
+
+echo "Load key from file - array syntax\n";
+
+$loaded_key = openssl_pkey_get_private(array("file://$key_file_name", $passphrase));
+
+if ($loaded_key === false)
+	die("failed to load key using array syntax");
+
+openssl_pkey_free($loaded_key);
+
+echo "Load key using direct syntax\n";
+
+$loaded_key = openssl_pkey_get_private("file://$key_file_name", $passphrase);
+
+if ($loaded_key === false)
+	die("failed to load key using direct syntax");
+
+openssl_pkey_free($loaded_key);
+
+echo "Load key manually and use string syntax\n";
+
+$key_content = file_get_contents($key_file_name);
+$loaded_key = openssl_pkey_get_private($key_content, $passphrase);
+
+if ($loaded_key === false)
+	die("failed to load key using string syntax");
+
+openssl_pkey_free($loaded_key);
+
+echo "OK!\n";
+
+@unlink($key_file_name);
+
+?>
+--EXPECT--
+Creating private key
+Export key to file
+bool(true)
+Load key from file - array syntax
+Load key using direct syntax
+Load key manually and use string syntax
+OK!