mbed-os/features/FEATURE_BLE/source/GapScanningParams.cpp

76 lines
2.2 KiB
C++

/* mbed Microcontroller Library
* Copyright (c) 2006-2013 ARM Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "ble/Gap.h"
#include "ble/GapScanningParams.h"
GapScanningParams::GapScanningParams(uint16_t interval, uint16_t window, uint16_t timeout, bool activeScanning) :
_interval(MSEC_TO_SCAN_DURATION_UNITS(interval)),
_window(MSEC_TO_SCAN_DURATION_UNITS(window)),
_timeout(timeout),
_activeScanning(activeScanning) {
/* stay within limits */
if (_interval < SCAN_INTERVAL_MIN) {
_interval = SCAN_INTERVAL_MIN;
}
if (_interval > SCAN_INTERVAL_MAX) {
_interval = SCAN_INTERVAL_MAX;
}
if (_window < SCAN_WINDOW_MIN) {
_window = SCAN_WINDOW_MIN;
}
if (_window > SCAN_WINDOW_MAX) {
_window = SCAN_WINDOW_MAX;
}
}
ble_error_t
GapScanningParams::setInterval(uint16_t newIntervalInMS)
{
uint16_t newInterval = MSEC_TO_SCAN_DURATION_UNITS(newIntervalInMS);
if ((newInterval >= SCAN_INTERVAL_MIN) && (newInterval < SCAN_INTERVAL_MAX)) {
_interval = newInterval;
return BLE_ERROR_NONE;
}
return BLE_ERROR_PARAM_OUT_OF_RANGE;
}
ble_error_t
GapScanningParams::setWindow(uint16_t newWindowInMS)
{
uint16_t newWindow = MSEC_TO_SCAN_DURATION_UNITS(newWindowInMS);
if ((newWindow >= SCAN_WINDOW_MIN) && (newWindow < SCAN_WINDOW_MAX)) {
_window = newWindow;
return BLE_ERROR_NONE;
}
return BLE_ERROR_PARAM_OUT_OF_RANGE;
}
ble_error_t
GapScanningParams::setTimeout(uint16_t newTimeout)
{
_timeout = newTimeout;
return BLE_ERROR_NONE;
}
void
GapScanningParams::setActiveScanning(bool activeScanning)
{
_activeScanning = activeScanning;
}