1 /* 2 * Copyright (C) 2022 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef CHRE_PLATFORM_LINUX_PAL_BLE_H_ 18 #define CHRE_PLATFORM_LINUX_PAL_BLE_H_ 19 20 #include <chrono> 21 22 /** 23 * @return true if the BLE PAL is enabled. 24 */ 25 bool chrePalIsBleEnabled(); 26 27 /** 28 * Delay starting a BLE scan. Callers should use this function to delay the BLE 29 * start scan async response until startBleScan is called. 30 * 31 * @param delay true if the scan should be delayed. 32 */ 33 void delayBleScanStart(bool delay); 34 35 /** 36 * Starts a BLE scan. This function is intended to be used after delaying the 37 * PAL's async response via delayBleScanStart and after chrePalBleStartScan is 38 * called. 39 * 40 * @return true if the scan was start successfully. 41 */ 42 bool startBleScan(); 43 44 #endif // CHRE_PLATFORM_LINUX_PAL_BLE_H_