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 #ifndef ANDROID_HIDL_TRANSPORT_UTILS_H 18 #define ANDROID_HIDL_TRANSPORT_UTILS_H 19 20 #include <android/hidl/base/1.0/IBase.h> 21 22 namespace android { 23 namespace hardware { 24 namespace details { 25 26 /* 27 * Verifies the interface chain of 'interface' contains 'castTo' 28 * @param emitError if emitError is false, return Return<bool>{false} on error; if emitError 29 * is true, the Return<bool> object contains the actual error. 30 */ 31 Return<bool> canCastInterface(::android::hidl::base::V1_0::IBase* interface, 32 const char* castTo, bool emitError = false); 33 34 std::string getDescriptor(::android::hidl::base::V1_0::IBase* interface); 35 36 } // namespace details 37 } // namespace hardware 38 } // namespace android 39 40 #endif //ANDROID_HIDL_TRANSPORT_UTILS_H 41