1 /* 2 * Copyright (C) 2024 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 HDC_RUST_BRIDGE_H 17 #define HDC_RUST_BRIDGE_H 18 19 #include "arpa/inet.h" 20 #include "netinet/in.h" 21 #include "sys/socket.h" 22 #include <linux/ioctl.h> 23 #include <sys/ioctl.h> 24 #include "ffi_utils.h" 25 26 namespace Hdc { 27 #define IOC_MAGIC 0xE6 28 #define IOC_BIND _IOW(IOC_MAGIC, 1, int) 29 #define IOC_CONNECT _IOW(IOC_MAGIC, 2, int) 30 31 struct PersistBuffer { 32 char* ptr; 33 uint64_t size; 34 }; 35 36 class HdcBridge { 37 public: 38 HdcBridge(); 39 ~HdcBridge(); 40 int StartListen(); 41 int HandleClient(int socketFd); 42 int ReadPipeFd(int fd, char* buf, int size); 43 PersistBuffer ReadClient(int fd, int size); 44 int WriteClient(int fd, SerializedBuffer buf); 45 void Stop(); 46 47 private: 48 int bridgeListenPort = 0; 49 int bridgeFd = 0; 50 }; 51 } 52 #endif