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110 lines
4.2 KiB
110 lines
4.2 KiB
/*
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* Copyright (C) 2016 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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#ifndef ANDROID_HARDWARE_TV_CEC_V1_0_HDMICEC_H
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#define ANDROID_HARDWARE_TV_CEC_V1_0_HDMICEC_H
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#include <algorithm>
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#include <android/hardware/tv/cec/1.0/IHdmiCec.h>
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#include <hidl/Status.h>
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#include <hardware/hardware.h>
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#include <hardware/hdmi_cec.h>
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#include <hidl/MQDescriptor.h>
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namespace android {
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namespace hardware {
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namespace tv {
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namespace cec {
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namespace V1_0 {
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namespace implementation {
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using ::android::hardware::tv::cec::V1_0::CecLogicalAddress;
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using ::android::hardware::tv::cec::V1_0::CecMessage;
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using ::android::hardware::tv::cec::V1_0::MaxLength;
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using ::android::hardware::tv::cec::V1_0::HdmiPortInfo;
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using ::android::hardware::tv::cec::V1_0::IHdmiCec;
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using ::android::hardware::tv::cec::V1_0::IHdmiCecCallback;
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using ::android::hardware::tv::cec::V1_0::OptionKey;
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using ::android::hardware::tv::cec::V1_0::Result;
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using ::android::hardware::tv::cec::V1_0::SendMessageResult;
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using ::android::hardware::Return;
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using ::android::hardware::Void;
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using ::android::hardware::hidl_vec;
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using ::android::hardware::hidl_string;
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using ::android::sp;
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struct HdmiCec : public IHdmiCec, public hidl_death_recipient {
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HdmiCec(hdmi_cec_device_t* device);
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// Methods from ::android::hardware::tv::cec::V1_0::IHdmiCec follow.
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Return<Result> addLogicalAddress(CecLogicalAddress addr) override;
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Return<void> clearLogicalAddress() override;
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Return<void> getPhysicalAddress(getPhysicalAddress_cb _hidl_cb) override;
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Return<SendMessageResult> sendMessage(const CecMessage& message) override;
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Return<void> setCallback(const sp<IHdmiCecCallback>& callback) override;
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Return<int32_t> getCecVersion() override;
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Return<uint32_t> getVendorId() override;
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Return<void> getPortInfo(getPortInfo_cb _hidl_cb) override;
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Return<void> setOption(OptionKey key, bool value) override;
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Return<void> setLanguage(const hidl_string& language) override;
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Return<void> enableAudioReturnChannel(int32_t portId, bool enable) override;
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Return<bool> isConnected(int32_t portId) override;
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static void eventCallback(const hdmi_event_t* event, void* /* arg */) {
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if (mCallback != nullptr && event != nullptr) {
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if (event->type == HDMI_EVENT_CEC_MESSAGE) {
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size_t length = std::min(event->cec.length,
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static_cast<size_t>(MaxLength::MESSAGE_BODY));
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CecMessage cecMessage {
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.initiator = static_cast<CecLogicalAddress>(event->cec.initiator),
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.destination = static_cast<CecLogicalAddress>(event->cec.destination),
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};
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cecMessage.body.resize(length);
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for (size_t i = 0; i < length; ++i) {
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cecMessage.body[i] = static_cast<uint8_t>(event->cec.body[i]);
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}
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mCallback->onCecMessage(cecMessage);
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} else if (event->type == HDMI_EVENT_HOT_PLUG) {
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HotplugEvent hotplugEvent {
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.connected = event->hotplug.connected > 0,
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.portId = static_cast<uint32_t>(event->hotplug.port_id)
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};
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mCallback->onHotplugEvent(hotplugEvent);
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}
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}
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}
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virtual void serviceDied(uint64_t /*cookie*/,
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const wp<::android::hidl::base::V1_0::IBase>& /*who*/) {
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setCallback(nullptr);
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}
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private:
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static sp<IHdmiCecCallback> mCallback;
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const hdmi_cec_device_t* mDevice;
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};
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extern "C" IHdmiCec* HIDL_FETCH_IHdmiCec(const char* name);
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} // namespace implementation
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} // namespace V1_0
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} // namespace cec
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} // namespace tv
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} // namespace hardware
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} // namespace android
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#endif // ANDROID_HARDWARE_TV_CEC_V1_0_HDMICEC_H
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