int bt_le_set_auto_conn(bt_addr_le_t *addr,
const struct bt_le_conn_param *param)
{
struct bt_conn *conn;
if (param && !bt_le_conn_params_valid(param->interval_min,
param->interval_max,
param->latency,
param->timeout)) {
return -EINVAL;
}
conn = bt_conn_lookup_addr_le(addr);
if (!conn) {
conn = bt_conn_add_le(addr);
if (!conn) {
return -ENOMEM;
}
}
if (param) {
bt_conn_set_param_le(conn, param);
if (!atomic_test_and_set_bit(conn->flags,
BT_CONN_AUTO_CONNECT)) {
bt_conn_ref(conn);
}
} else {
if (atomic_test_and_clear_bit(conn->flags,
BT_CONN_AUTO_CONNECT)) {
bt_conn_unref(conn);
if (conn->state == BT_CONN_CONNECT_SCAN) {
bt_conn_set_state(conn, BT_CONN_DISCONNECTED);
}
}
}
if (conn->state == BT_CONN_DISCONNECTED &&
atomic_test_bit(bt_dev.flags, BT_DEV_READY)) {
if (param) {
bt_conn_set_state(conn, BT_CONN_CONNECT_SCAN);
}
bt_le_scan_update(false);
}
bt_conn_unref(conn);
return 0;
}
struct bt_conn *bt_conn_create_le(const bt_addr_le_t *peer,
const struct bt_le_conn_param *param)
{
struct bt_conn *conn;
if (!bt_le_conn_params_valid(param->interval_min, param->interval_max,
param->latency, param->timeout)) {
return NULL;
}
if (atomic_test_bit(bt_dev.flags, BT_DEV_EXPLICIT_SCAN)) {
return NULL;
}
conn = bt_conn_lookup_addr_le(peer);
if (conn) {
switch (conn->state) {
case BT_CONN_CONNECT_SCAN:
bt_conn_set_param_le(conn, param);
return conn;
case BT_CONN_CONNECT:
case BT_CONN_CONNECTED:
return conn;
default:
bt_conn_unref(conn);
return NULL;
}
}
conn = bt_conn_add_le(peer);
if (!conn) {
return NULL;
}
bt_conn_set_param_le(conn, param);
bt_conn_set_state(conn, BT_CONN_CONNECT_SCAN);
bt_le_scan_update(true);
return conn;
}
void on_nble_gap_connect_evt(const struct nble_gap_connect_evt *evt)
{
struct bt_conn *conn;
/* Make lookup to check if there's a connection object in CONNECT state
* associated with passed peer LE address.
*/
conn = bt_conn_lookup_state_le(&evt->peer_bda, BT_CONN_CONNECT);
#if 0
/* Nordic has no connection error */
if (evt->status) {
if (!conn) {
return;
}
conn->err = BT_HCI_ERR_UNACCEPT_CONN_PARAMS;
bt_conn_set_state(conn, BT_CONN_DISCONNECTED);
/* Drop the reference got by lookup call in CONNECT state.
* We are now in DISCONNECTED state since no successful LE
* link been made.
*/
bt_conn_unref(conn);
return;
}
#endif
/*
* clear advertising even if we are not able to add connection object
* to keep host in sync with controller state
*/
if (evt->role_slave == BT_CONN_ROLE_SLAVE) {
atomic_clear_bit(bt_dev.flags, BT_DEV_ADVERTISING);
}
if (!conn) {
conn = bt_conn_add_le(&evt->peer_bda);
}
if (!conn) {
BT_DBG("Unable to add new conn for handle %u",
evt->conn_handle);
return;
}
conn->handle = evt->conn_handle;
bt_addr_le_copy(&conn->le.dst, &evt->peer_bda);
conn->le.interval = evt->conn_values.interval;
conn->le.latency = evt->conn_values.latency;
conn->le.timeout = evt->conn_values.supervision_to;
conn->role = evt->role_slave;
#if 0
src.type = BT_ADDR_LE_PUBLIC;
memcpy(src.val, bt_dev.bdaddr.val, sizeof(bt_dev.bdaddr.val));
/* use connection address (instead of identity address) as initiator
* or responder address
*/
if (conn->role == BT_HCI_ROLE_MASTER) {
bt_addr_le_copy(&conn->le.init_addr, &src);
bt_addr_le_copy(&conn->le.resp_addr, &evt->peer_addr);
} else {
bt_addr_le_copy(&conn->le.init_addr, &evt->peer_addr);
bt_addr_le_copy(&conn->le.resp_addr, &src);
}
#endif
bt_conn_set_state(conn, BT_CONN_CONNECTED);
/* Note: Connection update removed because Windows interop and BT spec recommendations */
bt_conn_unref(conn);
#if 0
bt_le_scan_update(false);
#endif
}
