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/*
* Copyright (C) 2015 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.
*/
#include <map>
#include <sstream>
#include <string>
#include <vector>
#include <binder/IInterface.h>
#include <binder/IPCThreadState.h>
#include <binder/IServiceManager.h>
#include <binder/ProcessState.h>
#include <utils/Errors.h>
#include <utils/Log.h>
#include <utils/Looper.h>
#include <utils/StrongPointer.h>
#include "android/aidl/tests/BnTestService.h"
#include "android/aidl/tests/ITestService.h"
#include "android/aidl/tests/BnNamedCallback.h"
#include "android/aidl/tests/INamedCallback.h"
// Used implicitly.
#undef LOG_TAG
#define LOG_TAG "aidl_native_service"
// libutils:
using android::Looper;
using android::LooperCallback;
using android::OK;
using android::sp;
using android::String16;
// libbinder:
using android::BnInterface;
using android::defaultServiceManager;
using android::IInterface;
using android::IPCThreadState;
using android::Parcel;
using android::ProcessState;
using android::binder::Status;
// Generated code:
using android::aidl::tests::BnTestService;
using android::aidl::tests::BnNamedCallback;
using android::aidl::tests::INamedCallback;
using android::aidl::tests::SimpleParcelable;
// Standard library
using std::map;
using std::vector;
namespace android {
namespace generated {
namespace {
class BinderCallback : public LooperCallback {
public:
BinderCallback() {}
~BinderCallback() override {}
int handleEvent(int /* fd */, int /* events */, void* /* data */ ) override {
IPCThreadState::self()->handlePolledCommands();
return 1; // Continue receiving callbacks.
}
};
class NamedCallback : public BnNamedCallback {
public:
NamedCallback(String16 name) : name_(name) {}
Status GetName(String16* ret) {
*ret = name_;
return Status::ok();
}
private:
String16 name_;
};
class NativeService : public BnTestService {
public:
NativeService() {}
~NativeService() override {}
int Run() {
sp<Looper> looper(Looper::prepare(0 /* opts */));
int binder_fd = -1;
ProcessState::self()->setThreadPoolMaxThreadCount(0);
IPCThreadState::self()->disableBackgroundScheduling(true);
IPCThreadState::self()->setupPolling(&binder_fd);
ALOGI("Got binder FD %d", binder_fd);
if (binder_fd < 0) return -1;
sp<BinderCallback> cb(new BinderCallback);
if (looper->addFd(binder_fd, Looper::POLL_CALLBACK, Looper::EVENT_INPUT, cb,
nullptr) != 1) {
ALOGE("Failed to add binder FD to Looper");
return -1;
}
defaultServiceManager()->addService(getInterfaceDescriptor(), this);
ALOGI("Entering loop");
while (true) {
const int result = looper->pollAll(-1 /* timeoutMillis */);
ALOGI("Looper returned %d", result);
}
return 0;
}
void LogRepeatedStringToken(const String16& token) {
ALOGI("Repeating '%s' of length=%zu", android::String8(token).string(),
token.size());
}
template<typename T>
void LogRepeatedToken(const T& token) {
std::ostringstream token_str;
token_str << token;
ALOGI("Repeating token %s", token_str.str().c_str());
}
Status RepeatBoolean(bool token, bool* _aidl_return) override {
LogRepeatedToken(token ? 1 : 0);
*_aidl_return = token;
return Status::ok();
}
Status RepeatByte(int8_t token, int8_t* _aidl_return) override {
LogRepeatedToken(token);
*_aidl_return = token;
return Status::ok();
}
Status RepeatChar(char16_t token, char16_t* _aidl_return) override {
LogRepeatedStringToken(String16(&token, 1));
*_aidl_return = token;
return Status::ok();
}
Status RepeatInt(int32_t token, int32_t* _aidl_return) override {
LogRepeatedToken(token);
*_aidl_return = token;
return Status::ok();
}
Status RepeatLong(int64_t token, int64_t* _aidl_return) override {
LogRepeatedToken(token);
*_aidl_return = token;
return Status::ok();
}
Status RepeatFloat(float token, float* _aidl_return) override {
LogRepeatedToken(token);
*_aidl_return = token;
return Status::ok();
}
Status RepeatDouble(double token, double* _aidl_return) override {
LogRepeatedToken(token);
*_aidl_return = token;
return Status::ok();
}
Status RepeatString(
const String16& token, String16* _aidl_return) override {
LogRepeatedStringToken(token);
*_aidl_return = token;
return Status::ok();
}
Status RepeatParcelable(const SimpleParcelable& input,
SimpleParcelable* repeat,
SimpleParcelable* _aidl_return) override {
ALOGI("Repeated a SimpleParcelable %s", input.toString().c_str());
*repeat = input;
*_aidl_return = input;
return Status::ok();
}
template<typename T>
Status ReverseArray(const vector<T>& input,
vector<T>* repeated,
vector<T>* _aidl_return) {
ALOGI("Reversing array of length %zu", input.size());
*repeated = input;
*_aidl_return = input;
std::reverse(_aidl_return->begin(), _aidl_return->end());
return Status::ok();
}
Status ReverseBoolean(const vector<bool>& input,
vector<bool>* repeated,
vector<bool>* _aidl_return) override {
return ReverseArray(input, repeated, _aidl_return);
}
Status ReverseByte(const vector<int8_t>& input,
vector<int8_t>* repeated,
vector<int8_t>* _aidl_return) override {
return ReverseArray(input, repeated, _aidl_return);
}
Status ReverseChar(const vector<char16_t>& input,
vector<char16_t>* repeated,
vector<char16_t>* _aidl_return) override {
return ReverseArray(input, repeated, _aidl_return);
}
Status ReverseInt(const vector<int32_t>& input,
vector<int32_t>* repeated,
vector<int32_t>* _aidl_return) override {
return ReverseArray(input, repeated, _aidl_return);
}
Status ReverseLong(const vector<int64_t>& input,
vector<int64_t>* repeated,
vector<int64_t>* _aidl_return) override {
return ReverseArray(input, repeated, _aidl_return);
}
Status ReverseFloat(const vector<float>& input,
vector<float>* repeated,
vector<float>* _aidl_return) override {
return ReverseArray(input, repeated, _aidl_return);
}
Status ReverseDouble(const vector<double>& input,
vector<double>* repeated,
vector<double>* _aidl_return) override {
return ReverseArray(input, repeated, _aidl_return);
}
Status ReverseString(const vector<String16>& input,
vector<String16>* repeated,
vector<String16>* _aidl_return) override {
return ReverseArray(input, repeated, _aidl_return);
}
Status ReverseParcelables(const vector<SimpleParcelable>& input,
vector<SimpleParcelable>* repeated,
vector<SimpleParcelable>* _aidl_return) override {
return ReverseArray(input, repeated, _aidl_return);
}
Status GetOtherTestService(const String16& name,
sp<INamedCallback>* returned_service) override {
if (service_map_.find(name) == service_map_.end()) {
sp<INamedCallback> new_item(new NamedCallback(name));
service_map_[name] = new_item;
}
*returned_service = service_map_[name];
return Status::ok();
}
Status VerifyName(const sp<INamedCallback>& service, const String16& name,
bool* returned_value) override {
String16 foundName;
Status status = service->GetName(&foundName);
if (status.isOk()) {
*returned_value = foundName == name;
}
return status;
}
Status ReverseStringList(const vector<String16>& input,
vector<String16>* repeated,
vector<String16>* _aidl_return) override {
return ReverseArray(input, repeated, _aidl_return);
}
Status ReverseNamedCallbackList(const vector<sp<IBinder>>& input,
vector<sp<IBinder>>* repeated,
vector<sp<IBinder>>* _aidl_return) override {
return ReverseArray(input, repeated, _aidl_return);
}
private:
map<String16, sp<INamedCallback>> service_map_;
};
} // namespace
} // namespace generated
} // namespace android
int main(int /* argc */, char* /* argv */ []) {
android::generated::NativeService service;
return service.Run();
}