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extmod/modbluetooth: Support gap_connect(None) to cancel a connection.

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Allow cancellation of in-progress peripheral connections.
This commit is contained in:
Jonathan Hogg
2021-07-12 08:46:29 +01:00
committed by Damien George
parent de7e3cd792
commit 851ecb2da1
5 changed files with 32 additions and 2 deletions
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9
extmod/modbluetooth.c
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@@ -630,6 +630,13 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_2(bluetooth_ble_gatts_register_services_obj, blue
#if MICROPY_PY_BLUETOOTH_ENABLE_CENTRAL_MODE
STATIC mp_obj_t bluetooth_ble_gap_connect(size_t n_args, const mp_obj_t *args) {
if (n_args == 2) {
if (args[1] == mp_const_none) {
int err = mp_bluetooth_gap_peripheral_connect_cancel();
return bluetooth_handle_errno(err);
}
mp_raise_TypeError(MP_ERROR_TEXT("invalid addr"));
}
uint8_t addr_type = mp_obj_get_int(args[1]);
mp_buffer_info_t bufinfo = {0};
mp_get_buffer_raise(args[2], &bufinfo, MP_BUFFER_READ);
@@ -652,7 +659,7 @@ STATIC mp_obj_t bluetooth_ble_gap_connect(size_t n_args, const mp_obj_t *args) {
int err = mp_bluetooth_gap_peripheral_connect(addr_type, bufinfo.buf, scan_duration_ms, min_conn_interval_us, max_conn_interval_us);
return bluetooth_handle_errno(err);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(bluetooth_ble_gap_connect_obj, 3, 6, bluetooth_ble_gap_connect);
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(bluetooth_ble_gap_connect_obj, 2, 6, bluetooth_ble_gap_connect);
STATIC mp_obj_t bluetooth_ble_gap_scan(size_t n_args, const mp_obj_t *args) {
// Default is indefinite scan, with the NimBLE "background scan" interval and window.