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55 lines
2.0 KiB
55 lines
2.0 KiB
/******************************************************************************
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*
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* Copyright 2015 Google, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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#pragma once
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#include <hardware/bluetooth.h>
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#include <stdbool.h>
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// Set the Bluetooth OS callouts to |callouts|.
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// This function should be called when native kernel wakelocks are not used
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// directly. If this function is not called, or |callouts| is NULL, then native
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// kernel wakelocks will be used.
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void wakelock_set_os_callouts(bt_os_callouts_t* callouts);
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// Acquire the Bluetooth wakelock.
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// The function is thread safe.
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// Return true on success, otherwise false.
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bool wakelock_acquire(void);
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// Release the Bluetooth wakelock.
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// The function is thread safe.
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// Return true on success, otherwise false.
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bool wakelock_release(void);
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// Cleanup the wakelock internal state.
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// This function should be called by the OSI module cleanup during
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// graceful shutdown.
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void wakelock_cleanup(void);
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// This function should not need to be called normally.
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// /sys/power/wake_{|un}lock are used by default.
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// This is not guaranteed to have any effect after an alarm has been
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// set with alarm_set.
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// If |lock_path| or |unlock_path| are NULL, that path is not changed.
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void wakelock_set_paths(const char* lock_path, const char* unlock_path);
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// Dump wakelock-related debug info to the |fd| file descriptor.
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// The caller is responsible for closing the |fd|.
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void wakelock_debug_dump(int fd);
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