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_DHCPC_H 16 #define OHOS_DHCPC_H 17 18 #include <pthread.h> 19 20 #include "dhcp_define.h" 21 22 #ifdef __cplusplus 23 extern "C" { 24 #endif 25 26 #define WORKDIR "/data/service/el1/public/dhcp/" 27 #define DHCPC_NAME "dhcp_client_service" 28 #define DHCPC_CONF "dhcp_client_service.conf" 29 #define DHCPC_PID "dhcp_client_service.pid" 30 #define DHCPC_VERSION "1.0" 31 #define DHCPC_LEASE "dhcp_client_service-%s.lease" 32 33 enum DHCP_IP_TYPE { 34 DHCP_IP_TYPE_NONE = 0, 35 DHCP_IP_TYPE_ALL = 1, 36 DHCP_IP_TYPE_V4 = 2, 37 DHCP_IP_TYPE_V6 = 3 38 }; 39 40 struct DhcpClientCfg { 41 char workDir[DIR_MAX_LEN]; /* Current process working directory. */ 42 char confFile[DIR_MAX_LEN]; /* Current process Configuration Directory. */ 43 char pidFile[DIR_MAX_LEN]; /* Current process pid file. */ 44 char resultFile[DIR_MAX_LEN]; /* Save the obtained IPv4 result. */ 45 char ifaceName[INFNAME_SIZE]; /* Name of the network interface used by the current process. */ 46 int ifaceIndex; /* Index of the network interface used by the current process. */ 47 unsigned int ifaceIpv4; /* IPv4 of the network interface used by the current process. */ 48 unsigned int getMode; /* Current process obtaining IPv4 address mode. */ 49 unsigned char ifaceMac[MAC_ADDR_LEN]; /* Mac addr of the network interface used by the current process. */ 50 unsigned char *pOptClientId; /* DHCP packet options field clientid. */ 51 bool timeoutExit; /* DHCP packet sending times out and exits automatically. */ 52 char leaseFile[DIR_MAX_LEN]; 53 char result6File[DIR_MAX_LEN]; 54 pthread_t thrId; 55 }; 56 57 int StartProcess(void); 58 int StopProcess(const char *pidFile); 59 int GetProStatus(const char *pidFile); 60 61 struct DhcpClientCfg *GetDhcpClientCfg(void); 62 63 #ifdef __cplusplus 64 } 65 #endif 66 #endif 67