Commit e072f5da authored by Andrei Emeltchenko's avatar Andrei Emeltchenko Committed by Johan Hedberg
Browse files

Bluetooth: A2MP: Process A2MP Create Physlink Request 



Placeholder for A2MP Create Physlink Request.
Handles requests with invalid controler id as shown below:

...
> ACL data: handle 11 flags 0x02 dlen 50
    A2MP: Create Physical Link req: local id 1 remote id 85
      Assoc data:
        <skipped>
< ACL data: handle 11 flags 0x00 dlen 15
    A2MP: Create Physical Link rsp: local id 85 remote id 1 status 1
      Invalid Controller ID
...

Signed-off-by: default avatarAndrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: default avatarGustavo Padovan <gustavo.padovan@collabora.co.uk>
parent a28381dc

net/bluetooth/a2mp.c

+40 −0
Original line number Diff line number Diff line
@@ -243,6 +243,43 @@ clean: 
	return 0;

}



static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb,

				   struct a2mp_cmd *hdr)

{

	struct a2mp_physlink_req *req = (void *) skb->data;



	struct a2mp_physlink_rsp rsp;

	struct hci_dev *hdev;



	if (le16_to_cpu(hdr->len) < sizeof(*req))

		return -EINVAL;



	BT_DBG("local_id %d, remote_id %d", req->local_id, req->remote_id);



	rsp.local_id = req->remote_id;

	rsp.remote_id = req->local_id;



	hdev = hci_dev_get(req->remote_id);

	if (!hdev || hdev->amp_type != HCI_AMP) {

		rsp.status = A2MP_STATUS_INVALID_CTRL_ID;

		goto send_rsp;

	}



	/* TODO process physlink create */



	rsp.status = A2MP_STATUS_SUCCESS;



send_rsp:

	if (hdev)

		hci_dev_put(hdev);



	a2mp_send(mgr, A2MP_CREATEPHYSLINK_RSP, hdr->ident, sizeof(rsp),

		  &rsp);



	skb_pull(skb, le16_to_cpu(hdr->len));

	return 0;

}



/* Handle A2MP signalling */

static int a2mp_chan_recv_cb(struct l2cap_chan *chan, struct sk_buff *skb)

{
@@ -289,6 +326,9 @@ static int a2mp_chan_recv_cb(struct l2cap_chan *chan, struct sk_buff *skb) 
			break;



		case A2MP_CREATEPHYSLINK_REQ:

			err = a2mp_createphyslink_req(mgr, skb, hdr);

			break;



		case A2MP_DISCONNPHYSLINK_REQ:

		case A2MP_CHANGE_RSP:

		case A2MP_DISCOVER_RSP:

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