1 /* 2 * Copyright (c) 2021 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 FOUNDATION_APPEXECFWK_SERVICES_APPMGR_INCLUDE_LMKS_SERVER_H 17 #define FOUNDATION_APPEXECFWK_SERVICES_APPMGR_INCLUDE_LMKS_SERVER_H 18 19 #include <string> 20 #include <sys/un.h> 21 22 #include "lmks_utils.h" 23 24 namespace OHOS { 25 namespace LMKS { 26 constexpr uint32_t MAX_LMKS_TARGETS = 6; // max number of lmks command targets 27 constexpr uint32_t MAX_LMKS_TARGETS_SIZE = sizeof(int) * (MAX_LMKS_TARGETS * 2 + 1); // max packet length 28 29 using LMKS_PACKET = int[MAX_LMKS_TARGETS_SIZE / sizeof(int)]; 30 31 class LmksServer { 32 public: 33 LmksServer(); 34 virtual ~LmksServer(); 35 36 void StartServer(); 37 38 private: 39 int RegisterSocket(); 40 int WaitConnection(); 41 int RecvSocketMessage(int connectFd, void *buf, int len); 42 int SendSocketMessage(int connectFd, const void *buf, int len); 43 void ProcessMessage(int connectFd, LMKS_PACKET cmds, int len); 44 void CloseSocket(); 45 46 private: 47 bool isStart_; 48 int socketFd_; 49 struct sockaddr_un socketAddr_; 50 uint32_t socketAddrLen_; 51 std::shared_ptr<LmksUtils> lmksUtils_; 52 }; 53 } // namespace LMKS 54 } // namespace OHOS 55 56 #endif // FOUNDATION_APPEXECFWK_SERVICES_APPMGR_INCLUDE_LMKS_SERVER_H 57