1 #pragma once 2 /* 3 * Copyright (C) 2018 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 #include "common/vsoc/shm/base.h" 19 #include "common/vsoc/shm/circqueue.h" 20 21 // Memory layout for region carrying audio data from audio HAL to client. 22 23 namespace vsoc { 24 namespace layout { 25 namespace audio_data { 26 27 struct AudioDataLayout : public RegionLayout { 28 static const char *const region_name; 29 static constexpr size_t layout_size = 16396; 30 31 // size = 2^14 = 16384, packets are up to 4KB bytes each. 32 CircularPacketQueue<14, 4096> audio_queue; 33 }; 34 ASSERT_SHM_COMPATIBLE(AudioDataLayout); 35 36 } // namespace audio_data 37 } // namespace layout 38 } // namespace vsoc 39