add CURLOPT_USERNAME case

Author: devnexen

ext/curl/interface.c

@@ -1906,7 +1906,6 @@ static zend_result _php_curl_setopt(php_curl *ch, zend_long option, zval *zvalue
 		case CURLOPT_PASSWORD:
 		case CURLOPT_PROXYPASSWORD:
 		case CURLOPT_PROXYUSERNAME:
-		case CURLOPT_USERNAME:
 		case CURLOPT_NOPROXY:
 		case CURLOPT_SOCKS5_GSSAPI_SERVICE:
 		case CURLOPT_MAIL_FROM:
@@ -1998,6 +1997,7 @@ static zend_result _php_curl_setopt(php_curl *ch, zend_long option, zval *zvalue
 		}
 
 		case CURLOPT_USERPWD:
+		case CURLOPT_USERNAME:
 		{
 			if (Z_ISNULL_P(zvalue)) {
 				// Authorization header would be implictly set

ext/curl/tests/gh18458.phpt

@@ -15,7 +15,15 @@ curl_setopt($ch, CURLOPT_VERBOSE, true);
 curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
 $response = curl_exec($ch);
 var_dump(str_contains($response, "authorization"));
+$ch = curl_init("https://localhost/username");
+curl_setopt($ch, CURLOPT_USERNAME, null);
+curl_setopt($ch, CURLOPT_VERBOSE, true);
+curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
+$response = curl_exec($ch);
+var_dump(str_contains($response, "authorization"));
 ?>
 --EXPECT--
 %A
 bool(false)
+%A
+bool(false)