hidl/usb/service.cpp

   1 /*
   2  * Copyright (C) 2016 The Android Open Source Project
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include <hidl/HidlTransportSupport.h>
  18 #include "Usb.h"
  19
  20 using android::sp;
  21
  22 // libhwbinder:
  23 using android::hardware::configureRpcThreadpool;
  24 using android::hardware::joinRpcThreadpool;
  25
  26 // Generated HIDL files
  27 using android::hardware::usb::V1_0::IUsb;
  28 using android::hardware::usb::V1_0::implementation::Usb;
  29
  30 using android::status_t;
  31 using android::OK;
  32
  33 int main() {
  34     android::sp<IUsb> service = new Usb();
  35
  36     configureRpcThreadpool(1, true /*callerWillJoin*/);
  37     status_t status = service->registerAsService();
  38
  39     if (status != OK) {
  40         ALOGE("Cannot register USB HAL service");
  41         return 1;
  42     }
  43
  44     ALOGI("USB HAL Ready.");
  45     joinRpcThreadpool();
  46     // Under noraml cases, execution will not reach this line.
  47     ALOGI("USB HAL failed to join thread pool.");
  48     return 1;
  49
  50 }