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 "host/vsoc/lib/gralloc_buffer_region_view.h" 18 19 #include <memory> 20 #include <mutex> 21 #include "glog/logging.h" 22 23 using vsoc::gralloc::GrallocBufferRegionView; 24 OffsetToBufferPtr(uint32_t offset)25uint8_t* GrallocBufferRegionView::OffsetToBufferPtr(uint32_t offset) { 26 if (offset <= control_->region_desc().offset_of_region_data || 27 offset >= control_->region_size()) { 28 LOG(FATAL) 29 << "Attempted to access a gralloc buffer outside region data, offset: " 30 << offset; 31 return nullptr; 32 } 33 return region_offset_to_pointer<uint8_t>(offset); 34 } 35