| /* |
| * Copyright (C) 2016 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_DRM_EVENT_LISTENER_H_ |
| #define ANDROID_DRM_EVENT_LISTENER_H_ |
| |
| #include "autofd.h" |
| #include "worker.h" |
| |
| namespace android { |
| |
| class DrmResources; |
| |
| class DrmEventHandler { |
| public: |
| DrmEventHandler() { |
| } |
| virtual ~DrmEventHandler() { |
| } |
| |
| virtual void HandleEvent(uint64_t timestamp_us) = 0; |
| }; |
| |
| class DrmEventListener : public Worker { |
| public: |
| DrmEventListener(DrmResources *drm); |
| virtual ~DrmEventListener() { |
| } |
| |
| int Init(); |
| |
| void RegisterHotplugHandler(DrmEventHandler *handler); |
| |
| static void FlipHandler(int fd, unsigned int sequence, unsigned int tv_sec, |
| unsigned int tv_usec, void *user_data); |
| |
| protected: |
| virtual void Routine(); |
| |
| private: |
| void UEventHandler(); |
| |
| fd_set fds_; |
| UniqueFd uevent_fd_; |
| int max_fd_ = -1; |
| |
| DrmResources *drm_; |
| DrmEventHandler *hotplug_handler_ = NULL; |
| }; |
| } |
| |
| #endif |