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Bluetooth: Add bt_att_create_pdu

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Add bt_att_create_pdu which works similarly to bt_l2cap_create_pdu
eliminating some duplicated when generating ATT PDUs.

Change-Id: I30b89effbae887f4032ba1d1e380a763c3556869
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Luiz Augusto von Dentz 2015-05-04 19:12:51 +03:00 • committed by Anas Nashif
commit 7cbb4e6f4b
2 changed files with 18 additions and 6 deletions
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23
net/bluetooth/att.c
View file

@ -48,18 +48,13 @@ static void send_err_rsp(struct bt_conn *conn, uint8_t req, uint16_t handle,
uint8_t err)
{
struct bt_att_error_rsp *rsp;
struct bt_att_hdr *hdr;
struct bt_buf *buf;
buf = bt_l2cap_create_pdu(conn, BT_L2CAP_CID_ATT,
sizeof(*hdr) + sizeof(*rsp));
buf = bt_att_create_pdu(conn, BT_ATT_OP_ERROR_RSP, sizeof(*rsp));
if (!buf) {
return;
}
hdr = (void *)bt_buf_add(buf, sizeof(*hdr));
hdr->code = BT_ATT_OP_ERROR_RSP;
rsp = (void *)bt_buf_add(buf, sizeof(*rsp));
rsp->request = req;
rsp->handle = sys_cpu_to_le16(handle);
@ -91,3 +86,19 @@ void bt_att_recv(struct bt_conn *conn, struct bt_buf *buf)
done:
bt_buf_put(buf);
}
struct bt_buf *bt_att_create_pdu(struct bt_conn *conn, uint8_t op, size_t len)
{
struct bt_att_hdr *hdr;
struct bt_buf *buf;
buf = bt_l2cap_create_pdu(conn, BT_L2CAP_CID_ATT, sizeof(*hdr) + len);
if (!buf) {
return NULL;
}
hdr = (void *)bt_buf_add(buf, sizeof(*hdr));
hdr->code = op;
return buf;
}