From: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx>
Handle incoming A2MP connection by creating AMP manager and
processing A2MP messages.
---
include/net/bluetooth/a2mp.h | 5 +++++
include/net/bluetooth/l2cap.h | 1 +
net/bluetooth/a2mp.c | 13 +++++++++++++
net/bluetooth/l2cap_core.c | 13 ++++++++-----
4 files changed, 27 insertions(+), 5 deletions(-)
diff --git a/include/net/bluetooth/a2mp.h b/include/net/bluetooth/a2mp.h
index d204802..903a3e7 100644
--- a/include/net/bluetooth/a2mp.h
+++ b/include/net/bluetooth/a2mp.h
@@ -15,8 +15,13 @@
#ifndef __A2MP_H
#define __A2MP_H
+#include <net/bluetooth/l2cap.h>
+
#define A2MP_FEAT_EXT 0x8000
+
+int l2cap_ertm_data_rcv(struct sock *sk, struct sk_buff *skb);
+
void a2mp_incoming(struct l2cap_conn *conn, struct sk_buff *skb);
struct amp_mgr {
diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h
index c5dabf0..8bc6fb4 100644
--- a/include/net/bluetooth/l2cap.h
+++ b/include/net/bluetooth/l2cap.h
@@ -832,5 +832,6 @@ int l2cap_chan_send(struct l2cap_chan *chan, struct msghdr *msg, size_t len,
void l2cap_chan_busy(struct l2cap_chan *chan, int busy);
int l2cap_chan_check_security(struct l2cap_chan *chan);
void l2cap_ertm_init(struct l2cap_chan *chan);
+int l2cap_ertm_data_rcv(struct sock *sk, struct sk_buff *skb);
#endif /* __L2CAP_H */
diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c
index da3873b..63e6aaf 100644
--- a/net/bluetooth/a2mp.c
+++ b/net/bluetooth/a2mp.c
@@ -568,6 +568,19 @@ finished:
return mgr;
}
+void a2mp_incoming(struct l2cap_conn *conn, struct sk_buff *skb)
+{
+ struct amp_mgr *mgr;
+ struct sock *sk;
+
+ mgr = amp_mgr_create(conn);
+ sk = mgr->a2mp_sock->sk;
+
+ BT_DBG("mgr %p sk %p", mgr, sk);
+
+ l2cap_ertm_data_rcv(sk, skb);
+}
+
int a2mp_init(void)
{
#if 0
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 6fbe7ba..ba0f132 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -74,8 +74,6 @@ static int l2cap_build_conf_req(struct l2cap_chan *chan, void *data);
static void l2cap_send_disconn_req(struct l2cap_conn *conn,
struct l2cap_chan *chan, int err);
-static int l2cap_ertm_data_rcv(struct sock *sk, struct sk_buff *skb);
-
/* ---- L2CAP channels ---- */
static inline void chan_hold(struct l2cap_chan *c)
@@ -4167,7 +4165,7 @@ static inline int l2cap_data_channel_sframe(struct l2cap_chan *chan, u32 rx_cont
return 0;
}
-static int l2cap_ertm_data_rcv(struct sock *sk, struct sk_buff *skb)
+int l2cap_ertm_data_rcv(struct sock *sk, struct sk_buff *skb)
{
struct l2cap_chan *chan = l2cap_pi(sk)->chan;
u32 control;
@@ -4244,8 +4242,13 @@ static inline int l2cap_data_channel(struct l2cap_conn *conn, u16 cid, struct sk
chan = l2cap_get_chan_by_scid(conn, cid);
if (!chan) {
- BT_DBG("unknown cid 0x%4.4x", cid);
- goto drop;
+ if (cid == L2CAP_CID_A2MP) {
+ a2mp_incoming(conn, skb);
+ goto done;
+ } else {
+ BT_DBG("unknown cid 0x%4.4x", cid);
+ goto drop;
+ }
}
sk = chan->sk;
--
1.7.4.1
--
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