- if (http_etag_match("HTTP_IF_NONE_MATCH", etag)) {
- if (SUCCESS == http_send_status(304)) {
- zend_bailout();
- } else {
- php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not send 304 Not Modified");
- RETURN_FALSE;
+/* {{{ proto string ob_httpetaghandler(string data, int mode)
+ *
+ * For use with ob_start().
+ * Note that this has to be started as first output buffer.
+ * WARNING: Don't use with http_send_*().
+ */
+PHP_FUNCTION(ob_httpetaghandler)
+{
+ char *data;
+ int data_len;
+ long mode;
+
+ if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sl", &data, &data_len, &mode)) {
+ RETURN_FALSE;
+ }
+
+ if (mode & PHP_OUTPUT_HANDLER_START) {
+ if (HTTP_G(etag_started)) {
+ php_error_docref(NULL TSRMLS_CC, E_WARNING, "ob_httpetaghandler can only be used once");
+ RETURN_STRINGL(data, data_len, 1);