platform_hardware_interfaces/tv/cec/1.0/default/HdmiCecMock.h
Amy 6490b2fc5f Using named pipe as input/output of the CEC hal mock impl
Test: see go/cec_1.0_cuttlefish "How to test HDMI framework on Cuttlefish"
Bug: 135684678
Change-Id: Ice53fe48780d10491a01ec2da764335753150521
2019-07-31 13:26:14 -07:00

122 lines
4.1 KiB
C++

/*
* Copyright (C) 2019 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_HARDWARE_TV_CEC_V1_0_HDMICEC_H
#define ANDROID_HARDWARE_TV_CEC_V1_0_HDMICEC_H
#include <android/hardware/tv/cec/1.0/IHdmiCec.h>
#include <hardware/hardware.h>
#include <hardware/hdmi_cec.h>
#include <hidl/MQDescriptor.h>
#include <hidl/Status.h>
#include <algorithm>
#include <vector>
using namespace std;
namespace android {
namespace hardware {
namespace tv {
namespace cec {
namespace V1_0 {
namespace implementation {
using ::android::sp;
using ::android::hardware::hidl_string;
using ::android::hardware::hidl_vec;
using ::android::hardware::Return;
using ::android::hardware::Void;
using ::android::hardware::tv::cec::V1_0::CecLogicalAddress;
using ::android::hardware::tv::cec::V1_0::CecMessage;
using ::android::hardware::tv::cec::V1_0::HdmiPortInfo;
using ::android::hardware::tv::cec::V1_0::IHdmiCec;
using ::android::hardware::tv::cec::V1_0::IHdmiCecCallback;
using ::android::hardware::tv::cec::V1_0::MaxLength;
using ::android::hardware::tv::cec::V1_0::OptionKey;
using ::android::hardware::tv::cec::V1_0::Result;
using ::android::hardware::tv::cec::V1_0::SendMessageResult;
#define CEC_MSG_IN_FIFO "/dev/cec_in_pipe"
#define CEC_MSG_OUT_FIFO "/dev/cec_out_pipe"
struct HdmiCecMock : public IHdmiCec, public hidl_death_recipient {
HdmiCecMock();
// Methods from ::android::hardware::tv::cec::V1_0::IHdmiCec follow.
Return<Result> addLogicalAddress(CecLogicalAddress addr) override;
Return<void> clearLogicalAddress() override;
Return<void> getPhysicalAddress(getPhysicalAddress_cb _hidl_cb) override;
Return<SendMessageResult> sendMessage(const CecMessage& message) override;
Return<void> setCallback(const sp<IHdmiCecCallback>& callback) override;
Return<int32_t> getCecVersion() override;
Return<uint32_t> getVendorId() override;
Return<void> getPortInfo(getPortInfo_cb _hidl_cb) override;
Return<void> setOption(OptionKey key, bool value) override;
Return<void> setLanguage(const hidl_string& language) override;
Return<void> enableAudioReturnChannel(int32_t portId, bool enable) override;
Return<bool> isConnected(int32_t portId) override;
virtual void serviceDied(uint64_t /*cookie*/,
const wp<::android::hidl::base::V1_0::IBase>& /*who*/) {
setCallback(nullptr);
}
void cec_set_option(int flag, int value);
void printCecMsgBuf(const char* msg_buf, int len);
private:
static void* __threadLoop(void* data);
void threadLoop();
int readMessageFromFifo(unsigned char* buf, int msgCount);
int sendMessageToFifo(const CecMessage& message);
void handleHotplugMessage(unsigned char* msgBuf);
void handleCecMessage(unsigned char* msgBuf, int length);
private:
sp<IHdmiCecCallback> mCallback;
// Variables for the virtual cec hal impl
uint16_t mPhysicalAddress = 0xFFFF;
vector<CecLogicalAddress> mLogicalAddresses;
int32_t mCecVersion = 0;
uint32_t mCecVendorId = 0;
// Port configuration
int mTotalPorts = 1;
hidl_vec<HdmiPortInfo> mPortInfo;
hidl_vec<bool> mPortConnectionStatus;
// CEC Option value
int mOptionWakeUp = 0;
int mOptionEnableCec = 0;
int mOptionSystemCecControl = 0;
int mOptionLanguage = 0;
// Testing variables
// Input file descriptor
int mInputFile;
// Output file descriptor
int mOutputFile;
bool mCecThreadRun = true;
pthread_t mThreadId = 0;
};
} // namespace implementation
} // namespace V1_0
} // namespace cec
} // namespace tv
} // namespace hardware
} // namespace android
#endif // ANDROID_HARDWARE_TV_CEC_V1_0_HDMICEC_H