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90 lines
2.7 KiB
90 lines
2.7 KiB
4 months ago
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/*
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* Copyright (C) 2017 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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#include <chrono>
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#include <string>
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#include <thread>
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#include <android-base/logging.h>
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#include <android-base/properties.h>
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#include <hidl/HidlTransportSupport.h>
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#include <utils/StrongPointer.h>
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// Select the implementation
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#include <esecpp/NxpPn80tNqNci.h>
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using EseInterfaceImpl = android::NxpPn80tNqNci;
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#include "Weaver.h"
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using android::OK;
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using android::sp;
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using android::status_t;
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using android::hardware::configureRpcThreadpool;
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using android::hardware::joinRpcThreadpool;
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using namespace std::chrono_literals;
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// HALs
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using android::esed::Weaver;
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int main(int /* argc */, char** /* argv */) {
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LOG(INFO) << "Waiting for property...";
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android::base::WaitForProperty("init.svc.vendor.ese_load", "stopped");
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LOG(INFO) << "Starting esed...";
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// Open connection to the eSE
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EseInterfaceImpl ese;
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uint32_t failCount = 0;
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while (true) {
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ese.init();
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if (ese.open() < 0) {
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std::string errMsg = "Failed to open connection to eSE";
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if (ese.error()) {
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errMsg += " (" + std::to_string(ese.error_code()) + "): " + ese.error_message();
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} else {
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errMsg += ": reason unknown";
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}
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LOG(ERROR) << errMsg;
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// FIXME: this loop with sleep is a hack to avoid the process repeatedly crashing
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++failCount;
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std::this_thread::sleep_for(failCount * 5s);
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continue;
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}
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LOG(INFO) << "Opened connection to the eSE";
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break;
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}
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// Close it until use.
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ese.close();
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// This will be a single threaded daemon. This is important as libese is not
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// thread safe so we use binder to synchronize requests for us.
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constexpr bool thisThreadWillJoinPool = true;
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configureRpcThreadpool(1, thisThreadWillJoinPool);
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// Create Weaver HAL instance
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sp<Weaver> weaver = new Weaver{ese};
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const status_t status = weaver->registerAsService();
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if (status != OK) {
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LOG(ERROR) << "Failed to register Weaver as a service (status: " << status << ")";
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}
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joinRpcThreadpool();
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return -1; // Should never reach here
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}
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