static void h5_init(void)
{
BT_DBG("");
h5.link_state = UNINIT;
h5.rx_state = START;
h5.tx_win = 4;
/* TX thread */
k_fifo_init(&h5.tx_queue);
k_thread_create(&tx_thread_data, tx_stack,
K_THREAD_STACK_SIZEOF(tx_stack),
(k_thread_entry_t)tx_thread, NULL, NULL, NULL,
K_PRIO_COOP(CONFIG_BT_HCI_TX_PRIO),
0, K_NO_WAIT);
k_fifo_init(&h5.rx_queue);
k_thread_create(&rx_thread_data, rx_stack,
K_THREAD_STACK_SIZEOF(rx_stack),
(k_thread_entry_t)rx_thread, NULL, NULL, NULL,
K_PRIO_COOP(CONFIG_BT_RX_PRIO),
0, K_NO_WAIT);
/* Unack queue */
k_fifo_init(&h5.unack_queue);
/* Init delayed work */
k_delayed_work_init(&ack_work, ack_timeout);
k_delayed_work_init(&retx_work, retx_timeout);
}
void on_nble_gap_connect_evt(const struct nble_gap_connect_evt *ev)
{
struct bt_conn *conn;
BT_DBG("handle %u role %u", ev->conn_handle, ev->role_slave);
conn = conn_get(&ev->peer_bda);
if (!conn) {
BT_ERR("Unable to get bt_conn object");
return;
}
conn->handle = ev->conn_handle;
conn->role = ev->role_slave ? BT_CONN_ROLE_SLAVE : BT_CONN_ROLE_MASTER;
conn->interval = ev->conn_values.interval;
conn->latency = ev->conn_values.latency;
conn->timeout = ev->conn_values.supervision_to;
bt_addr_le_copy(&conn->dst, &ev->peer_bda);
k_delayed_work_init(&conn->update_work, le_conn_update);
conn->state = BT_CONN_CONNECTED;
notify_connected(conn);
/*
* Core 4.2 Vol 3, Part C, 9.3.12.2
* The Peripheral device should not perform a Connection Parameter
* Update procedure within 5 s after establishing a connection.
*/
k_delayed_work_submit(&conn->update_work,
conn->role == BT_HCI_ROLE_MASTER ? K_NO_WAIT :
CONN_UPDATE_TIMEOUT);
}
static void h5_init(void)
{
BT_DBG("");
h5.link_state = UNINIT;
h5.rx_state = START;
h5.tx_win = 4;
/* TX thread */
k_fifo_init(&h5.tx_queue);
k_thread_spawn(tx_stack, sizeof(tx_stack), (k_thread_entry_t)tx_thread,
NULL, NULL, NULL, K_PRIO_COOP(7), 0, K_NO_WAIT);
k_fifo_init(&h5.rx_queue);
k_thread_spawn(rx_stack, sizeof(rx_stack), (k_thread_entry_t)rx_thread,
NULL, NULL, NULL, K_PRIO_COOP(7), 0, K_NO_WAIT);
/* Unack queue */
k_fifo_init(&h5.unack_queue);
/* Init delayed work */
k_delayed_work_init(&ack_work, ack_timeout);
k_delayed_work_init(&retx_work, retx_timeout);
}
/* Prepare DHCPv4 Message request and send it to peer */
static void send_request(struct net_if *iface, bool renewal)
{
struct net_buf *buf;
buf = prepare_message(iface, DHCPV4_MSG_TYPE_REQUEST);
if (!buf) {
goto fail;
}
if (!add_server_id(buf) ||
!add_req_ipaddr(buf) ||
!add_end(buf)) {
goto fail;
}
setup_header(buf);
if (net_send_data(buf) < 0) {
goto fail;
}
if (renewal) {
iface->dhcpv4.state = NET_DHCPV4_RENEWAL;
} else {
iface->dhcpv4.state = NET_DHCPV4_REQUEST;
}
iface->dhcpv4.attempts++;
k_delayed_work_init(&iface->dhcpv4_timeout, dhcpv4_timeout);
k_delayed_work_submit(&iface->dhcpv4_timeout, get_dhcpv4_timeout());
return;
fail:
NET_DBG("Message preparation failed");
if (!buf) {
net_nbuf_unref(buf);
}
}
static bool l2cap_chan_add(struct bt_conn *conn, struct bt_l2cap_chan *chan,
bt_l2cap_chan_destroy_t destroy)
{
struct bt_l2cap_le_chan *ch = l2cap_chan_alloc_cid(conn, chan);
if (!ch) {
BT_ERR("Unable to allocate L2CAP CID");
return false;
}
k_delayed_work_init(&chan->rtx_work, l2cap_rtx_timeout);
bt_l2cap_chan_add(conn, chan, destroy);
if (IS_ENABLED(CONFIG_BLUETOOTH_L2CAP_DYNAMIC_CHANNEL) &&
L2CAP_LE_CID_IS_DYN(ch->rx.cid)) {
bt_l2cap_chan_set_state(chan, BT_L2CAP_CONNECT);
}
return true;
}
/* Prepare DHCPv4 Discover message and broadcast it */
static void send_discover(struct net_if *iface)
{
struct net_buf *buf;
iface->dhcpv4.xid++;
buf = prepare_message(iface, DHCPV4_MSG_TYPE_DISCOVER);
if (!buf) {
goto fail;
}
if (!add_req_options(buf) ||
!add_end(buf)) {
goto fail;
}
setup_header(buf);
if (net_send_data(buf) < 0) {
goto fail;
}
iface->dhcpv4.state = NET_DHCPV4_DISCOVER;
k_delayed_work_init(&iface->dhcpv4_timeout, dhcpv4_timeout);
k_delayed_work_submit(&iface->dhcpv4_timeout, get_dhcpv4_timeout());
return;
fail:
NET_DBG("Message preparation failed");
if (!buf) {
net_nbuf_unref(buf);
}
}
/* TODO: Handles only DHCPv4 OFFER and ACK messages */
static inline void handle_dhcpv4_reply(struct net_if *iface, uint8_t msg_type)
{
/*
* Check for previous state, reason behind this check is, if client
* receives multiple OFFER messages, first one will be handled.
* Rest of the replies are discarded.
*/
if (iface->dhcpv4.state == NET_DHCPV4_DISCOVER) {
if (msg_type != NET_DHCPV4_OFFER) {
NET_DBG("Reply not handled %d", msg_type);
return;
}
/* Send DHCPv4 Request Message */
k_delayed_work_cancel(&iface->dhcpv4_timeout);
send_request(iface, false);
} else if (iface->dhcpv4.state == NET_DHCPV4_REQUEST ||
iface->dhcpv4.state == NET_DHCPV4_RENEWAL) {
if (msg_type != NET_DHCPV4_ACK) {
NET_DBG("Reply not handled %d", msg_type);
return;
}
k_delayed_work_cancel(&iface->dhcpv4_timeout);
switch (iface->dhcpv4.state) {
case NET_DHCPV4_REQUEST:
NET_INFO("Received: %s",
net_sprint_ipv4_addr(
&iface->dhcpv4.requested_ip));
if (!net_if_ipv4_addr_add(iface,
&iface->dhcpv4.requested_ip,
NET_ADDR_DHCP,
iface->dhcpv4.lease_time)) {
NET_DBG("Failed to add IPv4 addr to iface %p",
iface);
return;
}
break;
case NET_DHCPV4_RENEWAL:
/* TODO: if the renewal is success, update only
* vlifetime on iface
*/
break;
default:
break;
}
iface->dhcpv4.attempts = 0;
iface->dhcpv4.state = NET_DHCPV4_ACK;
/* Start renewal time */
k_delayed_work_init(&iface->dhcpv4_t1_timer,
dhcpv4_t1_timeout);
k_delayed_work_submit(&iface->dhcpv4_t1_timer,
get_dhcpv4_renewal_time(iface));
}
}
void bt_mesh_beacon_init(void)
{
k_delayed_work_init(&beacon_timer, beacon_send);
}