static ni_netdev_t *
ni_objectmodel_ppp_device_create(ni_netdev_t *cfg, const char *ifname, DBusError *error)
{
ni_netconfig_t *nc = ni_global_state_handle(0);
ni_netdev_t *dev = NULL;
int rv;
ni_netdev_get_ppp(cfg);
if (ifname == NULL && !(ifname = ni_netdev_make_name(nc, "ppp", 0))) {
dbus_set_error(error, DBUS_ERROR_FAILED,
"Unable to create ppp interface - too many interfaces");
return NULL;
}
ni_string_dup(&cfg->name, ifname);
if ((rv = ni_system_ppp_create(nc, cfg, &dev)) < 0) {
dbus_set_error(error, DBUS_ERROR_FAILED, "Unable to create ppp interface '%s'",
cfg->name);
return NULL;
}
if (dev && dev->link.type != NI_IFTYPE_PPP) {
dbus_set_error(error, DBUS_ERROR_FAILED,
"Unable to create ppp interface: new interface is of type %s",
ni_linktype_type_to_name(dev->link.type));
return NULL;
}
return dev;
}
/*
* Helper function to obtain ppp config from dbus object
*/
static ni_ppp_t *
ni_objectmodel_ppp_handle(const ni_dbus_object_t *object, ni_bool_t write_access, DBusError *error)
{
ni_netdev_t *dev;
ni_ppp_t *ppp;
if (!(dev = ni_objectmodel_unwrap_netif(object, error)))
return NULL;
if (!write_access)
return dev->ppp;
if (!(ppp = ni_netdev_get_ppp(dev))) {
if (error)
dbus_set_error(error, DBUS_ERROR_FAILED,
"Error getting ppp handle for interface %s", dev->name);
return NULL;
}
return ppp;
}
/*
* PPP device properties
*/
static ni_ppp_config_t *
__ni_objectmodel_ppp_handle(const ni_dbus_object_t *object, ni_bool_t write_access, DBusError *error)
{
ni_netdev_t *dev;
ni_ppp_t *ppp;
if (!(dev = ni_objectmodel_unwrap_netif(object, error)))
return NULL;
if (!write_access) {
if (!dev->ppp)
return NULL;
return dev->ppp->config;
}
ppp = ni_netdev_get_ppp(dev);
if (!ppp->config)
ppp->config = ni_ppp_config_new();
return ppp->config;
}
/*
* Support for PPP over serial
*/
static inline ni_netdev_t *
__ni_objectmodel_ppp_device_arg(const ni_dbus_variant_t *dict, DBusError *error)
{
ni_netdev_t *ppp_dev;
const char *device_path;
ni_dbus_object_t *device_object;
ni_ppp_t *ppp;
ni_modem_t *modem;
if (!(ppp_dev = ni_objectmodel_get_netif_argument(dict, NI_IFTYPE_PPP, &ni_objectmodel_ppp_service))) {
dbus_set_error(error, DBUS_ERROR_INVALID_ARGS, "Error unwrapping PPP device configuration");
return NULL;
}
ppp = ni_netdev_get_ppp(ppp_dev);
if (!ni_ppp_check_config(ppp) || !(device_path = ppp->config->device.object_path)) {
dbus_set_error(error, DBUS_ERROR_INVALID_ARGS, "No or incomplete PPP device configuration");
return NULL;
}
device_object = ni_objectmodel_object_by_path(device_path);
if (device_object == NULL) {
dbus_set_error(error, DBUS_ERROR_INVALID_ARGS,
"PPP device configuration references unknown object path \"%s\"", device_path);
return NULL;
}
modem = ni_objectmodel_unwrap_modem(device_object, error);
if (modem == NULL) {
dbus_set_error(error, DBUS_ERROR_INVALID_ARGS,
"PPP device configuration references incompatible object (expected a modem)");
return NULL;
}
ppp->config->device.modem = ni_modem_hold(modem);
ni_string_dup(&ppp->config->device.name, modem->device);
return ppp_dev;
}
/*
* Support for PPP over Ethernet
*/
static inline ni_netdev_t *
__ni_objectmodel_pppoe_device_arg(const ni_dbus_variant_t *dict, DBusError *error)
{
ni_netdev_t *ppp_dev, *eth_dev;
const char *device_path;
ni_dbus_object_t *device_object;
ni_ppp_t *ppp;
if (!(ppp_dev = ni_objectmodel_get_netif_argument(dict, NI_IFTYPE_PPP, &ni_objectmodel_ppp_service))) {
dbus_set_error(error, DBUS_ERROR_INVALID_ARGS, "Error unwrapping PPP device configuration");
return NULL;
}
ppp = ni_netdev_get_ppp(ppp_dev);
if (!ppp || !ppp->config || !(device_path = ppp->config->device.object_path)) {
dbus_set_error(error, DBUS_ERROR_INVALID_ARGS, "No or incomplete PPP device configuration");
return NULL;
}
device_object = ni_objectmodel_object_by_path(device_path);
if (device_object == NULL) {
dbus_set_error(error, DBUS_ERROR_INVALID_ARGS,
"PPP device configuration references unknown object path \"%s\"", device_path);
return NULL;
}
eth_dev = ni_objectmodel_unwrap_netif(device_object, error);
if (eth_dev == NULL || !eth_dev->ethernet) {
dbus_set_error(error, DBUS_ERROR_INVALID_ARGS,
"PPP device configuration references incompatible object (expected an ethernet device)");
return NULL;
}
ppp->config->device.ethernet = ni_netdev_get(eth_dev);
ni_string_dup(&ppp->config->device.name, eth_dev->name);
return ppp_dev;
}
