| /****************************************************************************** |
| * |
| * Copyright (C) 2015 Google, Inc. |
| * |
| * 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. |
| * |
| ******************************************************************************/ |
| |
| #pragma once |
| |
| #include <stdbool.h> |
| #include <hardware/bluetooth.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| // Set the Bluetooth OS callouts to |callouts|. |
| // This function should be called when native kernel wakelocks are not used |
| // directly. If this function is not called, or |callouts| is NULL, then native |
| // kernel wakelocks will be used. |
| void wakelock_set_os_callouts(bt_os_callouts_t *callouts); |
| |
| // Acquire the Bluetooth wakelock. |
| // The function is thread safe. |
| // Return true on success, otherwise false. |
| bool wakelock_acquire(void); |
| |
| // Release the Bluetooth wakelock. |
| // The function is thread safe. |
| // Return true on success, otherwise false. |
| bool wakelock_release(void); |
| |
| // Cleanup the wakelock internal state. |
| // This function should be called by the OSI module cleanup during |
| // graceful shutdown. |
| void wakelock_cleanup(void); |
| |
| // This function should not need to be called normally. |
| // /sys/power/wake_{|un}lock are used by default. |
| // This is not guaranteed to have any effect after an alarm has been |
| // set with alarm_set. |
| // If |lock_path| or |unlock_path| are NULL, that path is not changed. |
| void wakelock_set_paths(const char *lock_path, const char *unlock_path); |
| |
| // Dump wakelock-related debug info to the |fd| file descriptor. |
| // The caller is responsible for closing the |fd|. |
| void wakelock_debug_dump(int fd); |
| |
| #ifdef __cplusplus |
| } |
| #endif |