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/*
* Copyright 2018 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.
*/
#define LOG_TAG "ITransactionCompletedListener"
//#define LOG_NDEBUG 0
#include <gui/ITransactionCompletedListener.h>
namespace android {
namespace { // Anonymous
enum class Tag : uint32_t {
ON_TRANSACTION_COMPLETED = IBinder::FIRST_CALL_TRANSACTION,
LAST = ON_TRANSACTION_COMPLETED,
};
} // Anonymous namespace
status_t SurfaceStats::writeToParcel(Parcel* output) const {
status_t err = output->writeStrongBinder(surfaceControl);
if (err != NO_ERROR) {
return err;
}
err = output->writeInt64(acquireTime);
if (err != NO_ERROR) {
return err;
}
if (previousReleaseFence) {
err = output->writeBool(true);
if (err != NO_ERROR) {
return err;
}
err = output->write(*previousReleaseFence);
} else {
err = output->writeBool(false);
}
return err;
}
status_t SurfaceStats::readFromParcel(const Parcel* input) {
status_t err = input->readStrongBinder(&surfaceControl);
if (err != NO_ERROR) {
return err;
}
err = input->readInt64(&acquireTime);
if (err != NO_ERROR) {
return err;
}
bool hasFence = false;
err = input->readBool(&hasFence);
if (err != NO_ERROR) {
return err;
}
if (hasFence) {
previousReleaseFence = new Fence();
err = input->read(*previousReleaseFence);
if (err != NO_ERROR) {
return err;
}
}
return NO_ERROR;
}
status_t TransactionStats::writeToParcel(Parcel* output) const {
status_t err = output->writeInt64Vector(callbackIds);
if (err != NO_ERROR) {
return err;
}
err = output->writeInt64(latchTime);
if (err != NO_ERROR) {
return err;
}
if (presentFence) {
err = output->writeBool(true);
if (err != NO_ERROR) {
return err;
}
err = output->write(*presentFence);
} else {
err = output->writeBool(false);
}
if (err != NO_ERROR) {
return err;
}
return output->writeParcelableVector(surfaceStats);
}
status_t TransactionStats::readFromParcel(const Parcel* input) {
status_t err = input->readInt64Vector(&callbackIds);
if (err != NO_ERROR) {
return err;
}
err = input->readInt64(&latchTime);
if (err != NO_ERROR) {
return err;
}
bool hasFence = false;
err = input->readBool(&hasFence);
if (err != NO_ERROR) {
return err;
}
if (hasFence) {
presentFence = new Fence();
err = input->read(*presentFence);
if (err != NO_ERROR) {
return err;
}
}
return input->readParcelableVector(&surfaceStats);
}
status_t ListenerStats::writeToParcel(Parcel* output) const {
status_t err = output->writeInt32(static_cast<int32_t>(transactionStats.size()));
if (err != NO_ERROR) {
return err;
}
for (const auto& stats : transactionStats) {
err = output->writeParcelable(stats);
if (err != NO_ERROR) {
return err;
}
}
return NO_ERROR;
}
status_t ListenerStats::readFromParcel(const Parcel* input) {
int32_t transactionStats_size = input->readInt32();
for (int i = 0; i < transactionStats_size; i++) {
TransactionStats stats;
status_t err = input->readParcelable(&stats);
if (err != NO_ERROR) {
return err;
}
transactionStats.push_back(stats);
}
return NO_ERROR;
}
ListenerStats ListenerStats::createEmpty(const sp<ITransactionCompletedListener>& listener,
const std::unordered_set<CallbackId>& callbackIds) {
ListenerStats listenerStats;
listenerStats.listener = listener;
listenerStats.transactionStats.emplace_back(callbackIds);
return listenerStats;
}
class BpTransactionCompletedListener : public SafeBpInterface<ITransactionCompletedListener> {
public:
explicit BpTransactionCompletedListener(const sp<IBinder>& impl)
: SafeBpInterface<ITransactionCompletedListener>(impl, "BpTransactionCompletedListener") {
}
~BpTransactionCompletedListener() override;
void onTransactionCompleted(ListenerStats stats) override {
callRemoteAsync<decltype(&ITransactionCompletedListener::
onTransactionCompleted)>(Tag::ON_TRANSACTION_COMPLETED,
stats);
}
};
// Out-of-line virtual method definitions to trigger vtable emission in this translation unit (see
// clang warning -Wweak-vtables)
BpTransactionCompletedListener::~BpTransactionCompletedListener() = default;
IMPLEMENT_META_INTERFACE(TransactionCompletedListener, "android.gui.ITransactionComposerListener");
status_t BnTransactionCompletedListener::onTransact(uint32_t code, const Parcel& data,
Parcel* reply, uint32_t flags) {
if (code < IBinder::FIRST_CALL_TRANSACTION || code > static_cast<uint32_t>(Tag::LAST)) {
return BBinder::onTransact(code, data, reply, flags);
}
auto tag = static_cast<Tag>(code);
switch (tag) {
case Tag::ON_TRANSACTION_COMPLETED:
return callLocalAsync(data, reply,
&ITransactionCompletedListener::onTransactionCompleted);
}
}
}; // namespace android