1 /* 2 * Copyright (C) 2017 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 <binder/IMemory.h> 18 #include <hidl/HidlSupport.h> 19 20 namespace android { 21 22 namespace hardware { 23 24 /** 25 * Returns a new IMemory instance corresponding to a framework IMemoryHeap object. 26 * This encapsulates the idea that IMemoryHeap and the ashmem instance of hidl 27 * IMemory are backed by the same object. 28 * 29 * Return is never nullptr. May be an invalid hidl_memory object. 30 */ 31 sp<HidlMemory> fromHeap(const sp<IMemoryHeap>& heap); 32 33 } // namespace hardware 34 } // namespace android 35