1 /* 2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef UDS_SOCKET_H 17 #define UDS_SOCKET_H 18 19 #include <sys/epoll.h> 20 #include <sys/socket.h> 21 #include <unistd.h> 22 23 #include "circle_stream_buffer.h" 24 #include "net_packet.h" 25 26 namespace OHOS { 27 namespace MMI { 28 class UDSSocket { 29 public: 30 UDSSocket(); 31 DISALLOW_COPY_AND_MOVE(UDSSocket); 32 virtual ~UDSSocket(); 33 using PacketCallBackFun = std::function<void(NetPacket&)>; 34 35 int32_t EpollCreate(int32_t size); 36 int32_t EpollCtl(int32_t fd, int32_t op, struct epoll_event &event, int32_t epollFd = -1); 37 int32_t EpollWait(struct epoll_event &events, int32_t maxevents, int32_t timeout, int32_t epollFd = -1); 38 void OnReadPackets(CircleStreamBuffer &buf, PacketCallBackFun callbackFun); 39 void EpollClose(); 40 void Close(); 41 GetFd()42 int32_t GetFd() const 43 { 44 return fd_; 45 } GetEpollFd()46 int32_t GetEpollFd() const 47 { 48 return epollFd_; 49 } 50 51 protected: 52 int32_t fd_ { -1 }; 53 int32_t epollFd_ { -1 }; 54 }; 55 } // namespace MMI 56 } // namespace OHOS 57 #endif // UDS_SOCKET_H