/** * Tries loading the given message data. * * * @param data the message data * @param expected_validity what the message has to be like to return #TRUE * @returns #TRUE if the message has the expected validity */ dbus_bool_t dbus_internal_do_not_use_try_message_data (const DBusString *data, DBusValidity expected_validity) { DBusMessageLoader *loader; dbus_bool_t retval; int len; int i; loader = NULL; retval = FALSE; /* Write the data one byte at a time */ loader = _dbus_message_loader_new (); /* check some trivial loader functions */ _dbus_message_loader_ref (loader); _dbus_message_loader_unref (loader); _dbus_message_loader_get_max_message_size (loader); len = _dbus_string_get_length (data); for (i = 0; i < len; i++) { DBusString *buffer; _dbus_message_loader_get_buffer (loader, &buffer); _dbus_string_append_byte (buffer, _dbus_string_get_byte (data, i)); _dbus_message_loader_return_buffer (loader, buffer, 1); } if (!check_loader_results (loader, expected_validity)) goto failed; _dbus_message_loader_unref (loader); loader = NULL; /* Write the data all at once */ loader = _dbus_message_loader_new (); { DBusString *buffer; _dbus_message_loader_get_buffer (loader, &buffer); _dbus_string_copy (data, 0, buffer, _dbus_string_get_length (buffer)); _dbus_message_loader_return_buffer (loader, buffer, 1); } if (!check_loader_results (loader, expected_validity)) goto failed; _dbus_message_loader_unref (loader); loader = NULL; /* Write the data 2 bytes at a time */ loader = _dbus_message_loader_new (); len = _dbus_string_get_length (data); for (i = 0; i < len; i += 2) { DBusString *buffer; _dbus_message_loader_get_buffer (loader, &buffer); _dbus_string_append_byte (buffer, _dbus_string_get_byte (data, i)); if ((i+1) < len) _dbus_string_append_byte (buffer, _dbus_string_get_byte (data, i+1)); _dbus_message_loader_return_buffer (loader, buffer, 1); } if (!check_loader_results (loader, expected_validity)) goto failed; _dbus_message_loader_unref (loader); loader = NULL; retval = TRUE; failed: if (loader) _dbus_message_loader_unref (loader); return retval; }
/** * See dbus_connection_get_max_message_size(). * * @param transport the transport * @returns max message size */ long _dbus_transport_get_max_message_size (DBusTransport *transport) { return _dbus_message_loader_get_max_message_size (transport->loader); }