hmz007
36ed224bac
Signed-off-by: hmz007 <hmz007@gmail.com> Change-Id: Ib87fdbe7a0be7dc961af3500fe9ea4589a127f9f
72 lines
2.5 KiB
C++
72 lines
2.5 KiB
C++
/*
|
|
* Copyright (C) 2020 The Android Open Source Project
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#ifndef ANDROID_MEDIA_TRANSCODING_UID_POLICY_H
|
|
#define ANDROID_MEDIA_TRANSCODING_UID_POLICY_H
|
|
|
|
#include <aidl/android/media/ITranscodingClient.h>
|
|
#include <aidl/android/media/ITranscodingClientCallback.h>
|
|
#include <media/UidPolicyInterface.h>
|
|
#include <sys/types.h>
|
|
#include <utils/Condition.h>
|
|
|
|
#include <map>
|
|
#include <mutex>
|
|
#include <unordered_map>
|
|
#include <unordered_set>
|
|
|
|
struct AActivityManager_UidImportanceListener;
|
|
|
|
namespace android {
|
|
|
|
// Observer for UID lifecycle and provide information about the uid's app
|
|
// priority used by the session controller.
|
|
class TranscodingUidPolicy : public UidPolicyInterface {
|
|
public:
|
|
explicit TranscodingUidPolicy();
|
|
~TranscodingUidPolicy();
|
|
|
|
// UidPolicyInterface
|
|
bool isUidOnTop(uid_t uid) override;
|
|
void registerMonitorUid(uid_t uid) override;
|
|
void unregisterMonitorUid(uid_t uid) override;
|
|
std::unordered_set<uid_t> getTopUids() const override;
|
|
void setCallback(const std::shared_ptr<UidPolicyCallbackInterface>& cb) override;
|
|
// ~UidPolicyInterface
|
|
|
|
private:
|
|
void onUidStateChanged(uid_t uid, int32_t procState);
|
|
void registerSelf();
|
|
void unregisterSelf();
|
|
int32_t getProcState_l(uid_t uid) NO_THREAD_SAFETY_ANALYSIS;
|
|
void updateTopUid_l() NO_THREAD_SAFETY_ANALYSIS;
|
|
|
|
static void OnUidImportance(uid_t uid, int32_t uidImportance, void* cookie);
|
|
|
|
struct ResourceManagerClient;
|
|
mutable Mutex mUidLock;
|
|
AActivityManager_UidImportanceListener* mUidObserver;
|
|
|
|
bool mRegistered GUARDED_BY(mUidLock);
|
|
int32_t mTopUidState GUARDED_BY(mUidLock);
|
|
std::unordered_map<uid_t, int32_t> mUidStateMap GUARDED_BY(mUidLock);
|
|
std::map<int32_t, std::unordered_set<uid_t>> mStateUidMap GUARDED_BY(mUidLock);
|
|
std::weak_ptr<UidPolicyCallbackInterface> mUidPolicyCallback;
|
|
}; // class TranscodingUidPolicy
|
|
|
|
} // namespace android
|
|
#endif // ANDROID_MEDIA_TRANSCODING_SERVICE_H
|