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Bluetooth: Add ATT Write Command skeleton

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This adds the defines for Write Command along with initial code to parse
it.

Change-Id: Ifabcfa8efb54b5135a540718fb60d9a656cd088c
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Luiz Augusto von Dentz 2015-05-08 14:10:49 +03:00 • committed by Anas Nashif
commit 75f56d9e07
2 changed files with 29 additions and 0 deletions
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22
net/bluetooth/att.c
View file

@ -410,6 +410,7 @@ static void att_write_req(struct bt_conn *conn, struct bt_buf *data)
req = (void *)data->data;
handle = sys_le16_to_cpu(req->handle);
bt_buf_pull(data, sizeof(*req));
BT_DBG("handle %u\n", handle);
@ -419,6 +420,24 @@ static void att_write_req(struct bt_conn *conn, struct bt_buf *data)
BT_ATT_ERR_INVALID_HANDLE);
}
static void att_write_cmd(struct bt_conn *conn, struct bt_buf *data)
{
struct bt_att_write_req *req;
uint16_t handle;
if (data->len < sizeof(*req)) {
return;
}
req = (void *)data->data;
handle = sys_le16_to_cpu(req->handle);
BT_DBG("handle %u\n", handle);
/* TODO: Perform write once database is defined */
}
void bt_att_recv(struct bt_conn *conn, struct bt_buf *buf)
{
struct bt_att_hdr *hdr = (void *)buf->data;
@ -460,6 +479,9 @@ void bt_att_recv(struct bt_conn *conn, struct bt_buf *buf)
case BT_ATT_OP_WRITE_REQ:
att_write_req(conn, buf);
break;
case BT_ATT_OP_WRITE_CMD:
att_write_cmd(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);

7
net/bluetooth/att.h
View file

@ -223,5 +223,12 @@ struct bt_att_write_req {
/* Write Response */
#define BT_ATT_OP_WRITE_RSP 0x13
/* Write Command */
#define BT_ATT_OP_WRITE_CMD 0x52
struct bt_att_write_cmd {
uint16_t handle;
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);