| /* |
| * Copyright (C) 2016 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_ISERVICE_MANAGER_H |
| #define ANDROID_HARDWARE_ISERVICE_MANAGER_H |
| |
| #include <hidl/HidlSupport.h> |
| #include <hwbinder/IInterface.h> |
| #include <hwbinder/Parcel.h> |
| #include <utils/String16.h> |
| |
| namespace android { |
| namespace hardware { |
| |
| class IServiceManager : virtual public RefBase |
| { |
| public: |
| /** |
| * Retrieve an existing service, blocking for a few seconds |
| * if it doesn't yet exist. |
| */ |
| virtual sp<IBinder> getService( const String16& name, |
| const android::hardware::hidl_version& version |
| ) const = 0; |
| |
| /** |
| * Retrieve an existing service, non-blocking. |
| */ |
| virtual sp<IBinder> checkService( const String16& name, |
| const android::hardware::hidl_version& version |
| ) const = 0; |
| |
| /** |
| * Register a service. |
| */ |
| virtual status_t addService( const String16& name, |
| const sp<IBinder>& service, |
| const android::hardware::hidl_version& version, |
| bool allowIsolated = false) = 0; |
| |
| }; |
| |
| struct IHwServiceManager : public IServiceManager, public IInterface { |
| DECLARE_HWBINDER_META_INTERFACE(ServiceManager) |
| |
| enum Call { |
| GET_SERVICE_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION, |
| CHECK_SERVICE_TRANSACTION, |
| ADD_SERVICE_TRANSACTION, |
| LIST_SERVICES_TRANSACTION, |
| }; |
| }; |
| |
| sp<IServiceManager> defaultServiceManager(); |
| |
| template<typename INTERFACE> |
| status_t getService(const String16& name, android::hardware::hidl_version version, |
| sp<INTERFACE>* outService) |
| { |
| const sp<IServiceManager> sm = defaultServiceManager(); |
| if (sm != NULL) { |
| *outService = interface_cast<INTERFACE>(sm->getService(name, version)); |
| if ((*outService) != NULL) return NO_ERROR; |
| } |
| return NAME_NOT_FOUND; |
| } |
| |
| }; // namespace hardware |
| }; // namespace android |
| |
| #endif // ANDROID_HARDWARE_ISERVICE_MANAGER_H |
| |