diff options
Diffstat (limited to 'src/mcd-transport.c')
| -rw-r--r-- | src/mcd-transport.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/mcd-transport.c b/src/mcd-transport.c index e52bd401..433fce17 100644 --- a/src/mcd-transport.c +++ b/src/mcd-transport.c @@ -115,6 +115,7 @@ mcd_transport_plugin_get_name (McdTransportPlugin *plugin) McdTransportPluginIface *iface; iface = MCD_TRANSPORT_PLUGIN_GET_IFACE (plugin); + g_return_val_if_fail (iface->get_name != NULL, NULL); return iface->get_name (plugin); } @@ -133,6 +134,7 @@ mcd_transport_plugin_get_transports (McdTransportPlugin *plugin) McdTransportPluginIface *iface; iface = MCD_TRANSPORT_PLUGIN_GET_IFACE (plugin); + g_return_val_if_fail (iface->get_transports != NULL, NULL); return iface->get_transports (plugin); } @@ -155,7 +157,11 @@ mcd_transport_plugin_check_conditions (McdTransportPlugin *plugin, McdTransportPluginIface *iface; iface = MCD_TRANSPORT_PLUGIN_GET_IFACE (plugin); - return iface->check_conditions (plugin, transport, conditions); + + if (iface->check_conditions == NULL) + return TRUE; + else + return iface->check_conditions (plugin, transport, conditions); } /** @@ -173,6 +179,7 @@ mcd_transport_get_name (McdTransportPlugin *plugin, McdTransport *transport) McdTransportPluginIface *iface; iface = MCD_TRANSPORT_PLUGIN_GET_IFACE (plugin); + g_return_val_if_fail (iface->get_transport_name != NULL, NULL); return iface->get_transport_name (plugin, transport); } @@ -191,6 +198,8 @@ mcd_transport_get_status (McdTransportPlugin *plugin, McdTransport *transport) McdTransportPluginIface *iface; iface = MCD_TRANSPORT_PLUGIN_GET_IFACE (plugin); + g_return_val_if_fail (iface->get_transport_status != NULL, + MCD_TRANSPORT_STATUS_DISCONNECTED); return iface->get_transport_status (plugin, transport); } |