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Bluetooth: Add ATT Read Mutiple Request skeleton

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This adds the defines for Read Multiple PDUs along with initial code to
parse them.

Change-Id: I34f597881e3bdb9325ffbf2bda42b7ae6710c3ae
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Luiz Augusto von Dentz 2015-05-07 13:05:14 +03:00 • committed by Anas Nashif
commit f00308f0eb
2 changed files with 41 additions and 0 deletions
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27
net/bluetooth/att.c
View file

@ -314,6 +314,30 @@ static void att_read_blob_req(struct bt_conn *conn, struct bt_buf *data)
BT_ATT_ERR_INVALID_HANDLE);
}
static void att_read_mult_req(struct bt_conn *conn, struct bt_buf *data)
{
struct bt_att_read_mult_req *req;
uint16_t handle1, handle2;
if (data->len < sizeof(*req)) {
send_err_rsp(conn, BT_ATT_OP_READ_MULT_REQ, 0,
BT_ATT_ERR_INVALID_PDU);
return;
}
req = (void *)data->data;
handle1 = sys_le16_to_cpu(req->handle1);
handle2 = sys_le16_to_cpu(req->handle2);
BT_DBG("handle1 %u handle2 %u ...\n", handle1, handle2);
/* TODO: Generate proper response once a database is defined */
send_err_rsp(conn, BT_ATT_OP_READ_MULT_REQ, handle1,
BT_ATT_ERR_INVALID_HANDLE);
}
void bt_att_recv(struct bt_conn *conn, struct bt_buf *buf)
{
struct bt_att_hdr *hdr = (void *)buf->data;
@ -346,6 +370,9 @@ void bt_att_recv(struct bt_conn *conn, struct bt_buf *buf)
case BT_ATT_OP_READ_BLOB_REQ:
att_read_blob_req(conn, buf);
break;
case BT_ATT_OP_READ_MULT_REQ:
att_read_mult_req(conn, buf);
break;
default:
BT_DBG("Unhandled ATT code %u\n", hdr->code);
send_err_rsp(conn, hdr->code, 0, BT_ATT_ERR_NOT_SUPPORTED);

14
net/bluetooth/att.h
View file

@ -178,5 +178,19 @@ struct bt_att_read_blob_rsp {
uint8_t value[0];
} PACK_STRUCT;
/* Read Multiple Request */
#define BT_ATT_OP_READ_MULT_REQ 0x0e
struct bt_att_read_mult_req {
uint16_t handle1;
uint16_t handle2;
uint16_t handles[0];
} PACK_STRUCT;
/* Read Multiple Respose */
#define BT_ATT_OP_READ_MULT_RSP 0x0f
struct bt_att_read_mult_rsp {
uint8_t value[0];
} PACK_STRUCT;
void bt_att_recv(struct bt_conn *conn, struct bt_buf *buf);
struct bt_buf *bt_att_create_pdu(struct bt_conn *conn, uint8_t op, size_t len);