1/* 2 * Copyright (C) 2018 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 "Connection.h" 18 19namespace android { 20namespace hardware { 21namespace media { 22namespace bufferpool { 23namespace V1_0 { 24namespace implementation { 25 26// Methods from ::android::hardware::media::bufferpool::V1_0::IConnection follow. 27Return<void> Connection::fetch(uint64_t transactionId, uint32_t bufferId, fetch_cb _hidl_cb) { 28 ResultStatus status = ResultStatus::CRITICAL_ERROR; 29 if (mInitialized && mAccessor) { 30 const native_handle_t *handle = NULL; 31 status = mAccessor->fetch( 32 mConnectionId, transactionId, bufferId, &handle); 33 if (status == ResultStatus::OK) { 34 _hidl_cb(status, Buffer{bufferId, handle}); 35 return Void(); 36 } 37 } 38 _hidl_cb(status, Buffer{0, nullptr}); 39 return Void(); 40} 41 42Connection::Connection() : mInitialized(false), mConnectionId(-1LL) {} 43 44Connection::~Connection() { 45 if (mInitialized && mAccessor) { 46 mAccessor->close(mConnectionId); 47 } 48} 49 50void Connection::initialize( 51 const sp<Accessor>& accessor, ConnectionId connectionId) { 52 if (!mInitialized) { 53 mAccessor = accessor; 54 mConnectionId = connectionId; 55 mInitialized = true; 56 } 57} 58 59ResultStatus Connection::allocate( 60 const std::vector<uint8_t> ¶ms, BufferId *bufferId, 61 const native_handle_t **handle) { 62 if (mInitialized && mAccessor) { 63 return mAccessor->allocate(mConnectionId, params, bufferId, handle); 64 } 65 return ResultStatus::CRITICAL_ERROR; 66} 67 68void Connection::cleanUp(bool clearCache) { 69 if (mInitialized && mAccessor) { 70 mAccessor->cleanUp(clearCache); 71 } 72} 73 74// Methods from ::android::hidl::base::V1_0::IBase follow. 75 76//IConnection* HIDL_FETCH_IConnection(const char* /* name */) { 77// return new Connection(); 78//} 79 80} // namespace implementation 81} // namespace V1_0 82} // namespace bufferpool 83} // namespace media 84} // namespace hardware 85} // namespace android 86