68 lines
2.0 KiB
C++
68 lines
2.0 KiB
C++
/*
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* Copyright (C) 2017 The Android Open Source Project
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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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#define LOG_TAG "schedulerservicehidl"
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#include "SchedulingPolicyService.h"
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#include <private/android_filesystem_config.h> // for AID_CAMERASERVER
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#include <log/log.h>
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#include <hwbinder/IPCThreadState.h>
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#include <mediautils/SchedulingPolicyService.h>
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namespace android {
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namespace frameworks {
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namespace schedulerservice {
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namespace V1_0 {
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namespace implementation {
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bool SchedulingPolicyService::isAllowed() {
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using ::android::hardware::IPCThreadState;
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return IPCThreadState::self()->getCallingUid() == AID_CAMERASERVER;
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}
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Return<bool> SchedulingPolicyService::requestPriority(int32_t pid, int32_t tid, int32_t priority) {
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if (priority < static_cast<int32_t>(Priority::MIN) ||
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priority > static_cast<int32_t>(Priority::MAX)) {
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return false;
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}
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if (!isAllowed()) {
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return false;
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}
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// TODO(b/37226359): decouple from and remove AIDL service
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// this should always be allowed since we are in system_server.
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int value = ::android::requestPriority(pid, tid, priority, false /* isForApp */);
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return value == 0 /* success */;
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}
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Return<int32_t> SchedulingPolicyService::getMaxAllowedPriority() {
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if (!isAllowed()) {
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return 0;
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}
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// TODO(b/37226359): decouple from and remove AIDL service
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return 3;
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}
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} // namespace implementation
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} // namespace V1_0
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} // namespace schedulerservice
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} // namespace frameworks
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} // namespace android
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