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 #ifndef OHOS_IP4_H 16 #define OHOS_IP4_H 17 18 #include <stdint.h> 19 #include <sys/types.h> 20 21 #include "dhcp_define.h" 22 23 #ifdef __cplusplus 24 extern "C" { 25 #endif 26 27 void SetSocketMode(uint32_t mode); 28 int SetIpv4State(int state); 29 int InitSignalHandle(void); 30 int ExecDhcpRelease(void); 31 int ExecDhcpRenew(void); 32 33 int PublishDhcpResultEvent(const char *ifname, const int code, struct DhcpResult *result); 34 int GetPacketHeaderInfo(struct DhcpPacket *packet, uint8_t type); 35 int GetPacketCommonInfo(struct DhcpPacket *packet); 36 int DhcpDiscover(uint32_t transid, uint32_t requestip); 37 int DhcpRequest(uint32_t transid, uint32_t reqip, uint32_t servip); 38 int DhcpRenew(uint32_t transid, uint32_t clientip, uint32_t serverip); 39 int DhcpRelease(uint32_t clientip, uint32_t serverip); 40 int StartIpv4(void); 41 void SendReboot(struct DhcpPacket *p, time_t timestamp); 42 43 int GetPacketReadSockFd(void); 44 int GetSigReadSockFd(void); 45 uint32_t GetDhcpTransID(void); 46 47 #ifdef __cplusplus 48 } 49 #endif 50 #endif 51