/* * PANid, channel, beacon_order = 15, superframe_order = 15, * PAN_coordinator, battery_life_extension = 0, * coord_realignment = 0, security_enable = 0 */ static int ieee802154_start_req(struct sk_buff *skb, struct genl_info *info) { struct net_device *dev; struct ieee802154_addr addr; u8 channel, bcn_ord, sf_ord; u8 page; int pan_coord, blx, coord_realign; int ret = -EOPNOTSUPP; if (!info->attrs[IEEE802154_ATTR_COORD_PAN_ID] || !info->attrs[IEEE802154_ATTR_COORD_SHORT_ADDR] || !info->attrs[IEEE802154_ATTR_CHANNEL] || !info->attrs[IEEE802154_ATTR_BCN_ORD] || !info->attrs[IEEE802154_ATTR_SF_ORD] || !info->attrs[IEEE802154_ATTR_PAN_COORD] || !info->attrs[IEEE802154_ATTR_BAT_EXT] || !info->attrs[IEEE802154_ATTR_COORD_REALIGN] ) return -EINVAL; dev = ieee802154_nl_get_dev(info); if (!dev) return -ENODEV; if (!ieee802154_mlme_ops(dev)->start_req) goto out; addr.addr_type = IEEE802154_ADDR_SHORT; addr.short_addr = nla_get_u16( info->attrs[IEEE802154_ATTR_COORD_SHORT_ADDR]); addr.pan_id = nla_get_u16(info->attrs[IEEE802154_ATTR_COORD_PAN_ID]); channel = nla_get_u8(info->attrs[IEEE802154_ATTR_CHANNEL]); bcn_ord = nla_get_u8(info->attrs[IEEE802154_ATTR_BCN_ORD]); sf_ord = nla_get_u8(info->attrs[IEEE802154_ATTR_SF_ORD]); pan_coord = nla_get_u8(info->attrs[IEEE802154_ATTR_PAN_COORD]); blx = nla_get_u8(info->attrs[IEEE802154_ATTR_BAT_EXT]); coord_realign = nla_get_u8(info->attrs[IEEE802154_ATTR_COORD_REALIGN]); if (info->attrs[IEEE802154_ATTR_PAGE]) page = nla_get_u8(info->attrs[IEEE802154_ATTR_PAGE]); else page = 0; if (addr.short_addr == IEEE802154_ADDR_BROADCAST) { ieee802154_nl_start_confirm(dev, IEEE802154_NO_SHORT_ADDRESS); dev_put(dev); return -EINVAL; } ret = ieee802154_mlme_ops(dev)->start_req(dev, &addr, channel, page, bcn_ord, sf_ord, pan_coord, blx, coord_realign); out: dev_put(dev); return ret; }
/** * xbee_start_req - Start an IEEE 802.15.4 PAN. * @dev: The network device on which to start the PAN. * @addr: The coordinator address to use when starting the PAN. * @channel: The channel on which to start the PAN. * @bcn_ord: Beacon order. * @sf_ord: Superframe order. * @pan_coord: Whether or not we are the PAN coordinator or just * requesting a realignment perhaps? * @blx: Battery Life Extension feature bitfield. * @coord_realign: Something to realign something else. * * If pan_coord is non-zero then this starts a network with the * provided parameters, otherwise it attempts a coordinator * realignment of the stated network instead. * * Note: This is in section 7.5.2.3 of the IEEE 802.15.4-2006 * document, with 7.3.8 describing coordinator realignment. */ static int xbee_start_req(struct net_device *dev, struct ieee802154_addr *addr, u8 channel, u8 page, u8 bcn_ord, u8 sf_ord, u8 pan_coord, u8 blx, u8 coord_realign) { struct wpan_phy *phy = xbee_to_phy(dev); mutex_lock(&phy->pib_lock); phy->current_channel = channel; phy->current_page = page; mutex_unlock(&phy->pib_lock); /* We don't emulate beacons here at all, so START should fail */ ieee802154_nl_start_confirm(dev, IEEE802154_INVALID_PARAMETER); return 0; }
static int mac802154_mlme_start_req(struct net_device *dev, struct ieee802154_addr *addr, u8 channel, u8 page, u8 bcn_ord, u8 sf_ord, u8 pan_coord, u8 blx, u8 coord_realign) { BUG_ON(addr->mode != IEEE802154_ADDR_SHORT); mac802154_dev_set_pan_id(dev, addr->pan_id); mac802154_dev_set_short_addr(dev, addr->short_addr); mac802154_dev_set_ieee_addr(dev); mac802154_dev_set_page_channel(dev, page, channel); /* FIXME: add validation for unused parameters to be sane * for SoftMAC */ ieee802154_nl_start_confirm(dev, IEEE802154_SUCCESS); return 0; }
/* PANid, channel, beacon_order = 15, superframe_order = 15, * PAN_coordinator, battery_life_extension = 0, * coord_realignment = 0, security_enable = 0 */ int ieee802154_start_req(struct sk_buff *skb, struct genl_info *info) { struct net_device *dev; struct ieee802154_addr addr; u8 channel, bcn_ord, sf_ord; u8 page; int pan_coord, blx, coord_realign; int ret = -EBUSY; if (!info->attrs[IEEE802154_ATTR_COORD_PAN_ID] || !info->attrs[IEEE802154_ATTR_COORD_SHORT_ADDR] || !info->attrs[IEEE802154_ATTR_CHANNEL] || !info->attrs[IEEE802154_ATTR_BCN_ORD] || !info->attrs[IEEE802154_ATTR_SF_ORD] || !info->attrs[IEEE802154_ATTR_PAN_COORD] || !info->attrs[IEEE802154_ATTR_BAT_EXT] || !info->attrs[IEEE802154_ATTR_COORD_REALIGN] ) return -EINVAL; dev = ieee802154_nl_get_dev(info); if (!dev) return -ENODEV; if (netif_running(dev)) goto out; if (!ieee802154_mlme_ops(dev)->start_req) { ret = -EOPNOTSUPP; goto out; } addr.mode = IEEE802154_ADDR_SHORT; addr.short_addr = nla_get_shortaddr( info->attrs[IEEE802154_ATTR_COORD_SHORT_ADDR]); addr.pan_id = nla_get_shortaddr( info->attrs[IEEE802154_ATTR_COORD_PAN_ID]); channel = nla_get_u8(info->attrs[IEEE802154_ATTR_CHANNEL]); bcn_ord = nla_get_u8(info->attrs[IEEE802154_ATTR_BCN_ORD]); sf_ord = nla_get_u8(info->attrs[IEEE802154_ATTR_SF_ORD]); pan_coord = nla_get_u8(info->attrs[IEEE802154_ATTR_PAN_COORD]); blx = nla_get_u8(info->attrs[IEEE802154_ATTR_BAT_EXT]); coord_realign = nla_get_u8(info->attrs[IEEE802154_ATTR_COORD_REALIGN]); if (info->attrs[IEEE802154_ATTR_PAGE]) page = nla_get_u8(info->attrs[IEEE802154_ATTR_PAGE]); else page = 0; if (addr.short_addr == cpu_to_le16(IEEE802154_ADDR_BROADCAST)) { ieee802154_nl_start_confirm(dev, IEEE802154_NO_SHORT_ADDRESS); dev_put(dev); return -EINVAL; } rtnl_lock(); ret = ieee802154_mlme_ops(dev)->start_req(dev, &addr, channel, page, bcn_ord, sf_ord, pan_coord, blx, coord_realign); rtnl_unlock(); /* FIXME: add validation for unused parameters to be sane * for SoftMAC */ ieee802154_nl_start_confirm(dev, IEEE802154_SUCCESS); out: dev_put(dev); return ret; }