From: Jukka Rissanen <jukka.rissanen@linux.intel.com>
To: linux-bluetooth@vger.kernel.org
Subject: [RFC v2 6/7] Bluetooth: Set route to peer for 6LoWPAN
Date: Wed, 30 Oct 2013 11:01:00 +0200 [thread overview]
Message-ID: <1383123661-15087-7-git-send-email-jukka.rissanen@linux.intel.com> (raw)
In-Reply-To: <1383123661-15087-1-git-send-email-jukka.rissanen@linux.intel.com>
Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
---
net/bluetooth/6lowpan.c | 37 +++++++++++++++++++++++++++++++++++++
1 file changed, 37 insertions(+)
diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c
index 1cba7fd..4ec3813 100644
--- a/net/bluetooth/6lowpan.c
+++ b/net/bluetooth/6lowpan.c
@@ -1372,6 +1372,39 @@ static void set_dev_addr(struct net_device *net, bdaddr_t *addr,
net->dev_addr[0] ^= 2;
}
+static int add_peer_route(struct lowpan_info *dev, struct net_device *net,
+ bdaddr_t *addr, u8 addr_type)
+{
+ struct in6_addr peer;
+ struct fib6_config cfg = {
+ .fc_table = RT6_TABLE_MAIN,
+ .fc_metric = IP6_RT_PRIO_ADDRCONF,
+ .fc_ifindex = net->ifindex,
+ .fc_dst_len = 128,
+ .fc_flags = RTF_ADDRCONF | RTF_UP |
+ RTF_PREF(ICMPV6_ROUTER_PREF_MEDIUM),
+ .fc_nlinfo.portid = 0,
+ .fc_nlinfo.nlh = NULL,
+ .fc_nlinfo.nl_net = dev_net(net),
+ };
+
+ memset(&peer, 0, sizeof(struct in6_addr));
+
+ /* RFC 2464 ch. 5 */
+ peer.s6_addr[0] = 0xFE;
+ peer.s6_addr[1] = 0x80;
+ set_addr((u8 *)&peer.s6_addr + 8, addr->b, addr_type);
+
+ memcpy(&dev->ieee802154_addr, (u8 *)&peer.s6_addr + 8,
+ IEEE802154_ADDR_LEN);
+
+ BT_DBG("peer address %pI6c", (u8 *)&peer.s6_addr);
+
+ cfg.fc_dst = dev->peer = peer;
+
+ return ip6_route_add(&cfg);
+}
+
static void ifup(struct net_device *net)
{
int status;
@@ -1448,6 +1481,10 @@ int bt_6lowpan_add_conn(struct l2cap_conn *conn)
ifup(net);
+ if ((status = add_peer_route(dev, net, &dev->addr,
+ conn->hcon->dst_type)) < 0)
+ BT_INFO("Setting route failed %d", status);
+
return 0;
}
--
1.7.11.7
next prev parent reply other threads:[~2013-10-30 9:01 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-30 9:00 [RFC v2 0/7] Bluetooth LE 6LoWPAN Jukka Rissanen
2013-10-30 9:00 ` [RFC v2 1/7] net: if_arp: add ARPHRD_RAWIP type Jukka Rissanen
2013-10-30 9:00 ` [RFC v2 2/7] ipv6: Add checks for RAWIP ARP type Jukka Rissanen
2013-10-30 9:00 ` [RFC v2 3/7] Bluetooth: Initial skeleton code for BT 6LoWPAN Jukka Rissanen
2013-10-30 12:02 ` Marcel Holtmann
2013-10-30 9:00 ` [RFC v2 4/7] Bluetooth: Enable 6LoWPAN support for BT LE devices Jukka Rissanen
2013-10-30 12:11 ` Marcel Holtmann
2013-10-30 9:00 ` [RFC v2 5/7] route: Exporting ip6_route_add() so that Bluetooth 6LoWPAN can use it Jukka Rissanen
2013-10-30 9:01 ` Jukka Rissanen [this message]
2013-10-30 9:01 ` [RFC v2 7/7] Bluetooth: Manually enable or disable 6LoWPAN between devices Jukka Rissanen
2013-10-30 12:10 ` Marcel Holtmann
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