//#define _WINSOCK_DEPRECATED_NO_WARNINGS #include <WinSock2.h> #include <Iphlpapi.h> #include <iostream> using namespace std; #pragma comment(lib,"Iphlpapi.lib") //需要添加Iphlpapi.lib库 //#pragma comment(lib, "ws2_32.lib")
int main(int argc, char* argv[]) { //PIP_ADAPTER_INFO结构体指针存储本机网卡信息 PIP_ADAPTER_INFO pIpAdapterInfo = new IP_ADAPTER_INFO(); //得到结构体大小,用于GetAdaptersInfo参数 unsigned long stSize = sizeof(IP_ADAPTER_INFO); //调用GetAdaptersInfo函数,填充pIpAdapterInfo指针变量;其中stSize参数既是一个输入量也是一个输出量 int nRel = GetAdaptersInfo(pIpAdapterInfo, &stSize); //记录网卡数量 DWORD netCardNum = 0; GetNumberOfInterfaces(&netCardNum); cout << "网卡数量:" << netCardNum<< endl; netCardNum = 0; //记录每张网卡上的IP地址数量 int IPnumPerNetCard = 0; if (ERROR_BUFFER_OVERFLOW == nRel) { //如果函数返回的是ERROR_BUFFER_OVERFLOW //则说明GetAdaptersInfo参数传递的内存空间不够,同时其传出stSize,表示需要的空间大小 //这也是说明为什么stSize既是一个输入量也是一个输出量 //释放原来的内存空间 delete pIpAdapterInfo; //重新申请内存空间用来存储所有网卡信息 pIpAdapterInfo = (PIP_ADAPTER_INFO)new BYTE[stSize]; //再次调用GetAdaptersInfo函数,填充pIpAdapterInfo指针变量 nRel = GetAdaptersInfo(pIpAdapterInfo, &stSize); } if (ERROR_SUCCESS == nRel) { //输出网卡信息 //可能有多网卡,因此通过循环去判断 while (pIpAdapterInfo) { cout << "网卡序号:" << ++netCardNum <<"\t"<<pIpAdapterInfo->Index << endl; cout << "网卡名称:" << pIpAdapterInfo->AdapterName << endl; cout << "网卡描述:" << pIpAdapterInfo->Description << endl; cout << "网卡类型:"; switch (pIpAdapterInfo->Type) { case MIB_IF_TYPE_OTHER: cout << "OTHER" << endl; break; case MIB_IF_TYPE_ETHERNET: cout << "ETHERNET" << endl; break; case MIB_IF_TYPE_TOKENRING: cout << "TOKENRING" << endl; break; case MIB_IF_TYPE_FDDI: cout << "FDDI" << endl; break; case MIB_IF_TYPE_PPP: cout << "PPP" << endl; break; case MIB_IF_TYPE_LOOPBACK: cout << "LOOPBACK" << endl; break; case MIB_IF_TYPE_SLIP: cout << "SLIP" << endl; break; default: cout << "" << endl; break; } cout << "网卡MAC地址:"; for (DWORD i = 0; i < pIpAdapterInfo->AddressLength; i++) if (i < pIpAdapterInfo->AddressLength - 1) { printf("%02X-", pIpAdapterInfo->Address[i]); } else { printf("%02X\n", pIpAdapterInfo->Address[i]); } cout << "网卡IP地址如下:" << endl; IPnumPerNetCard = 0; //可能网卡有多IP,因此通过循环去判断 IP_ADDR_STRING *pIpAddrString = &(pIpAdapterInfo->IpAddressList); do { cout << "该网卡上的IP数量:" << ++IPnumPerNetCard << endl; cout << "IP 地址:" << pIpAddrString->IpAddress.String << endl; cout << "子网掩码:" << pIpAddrString->IpMask.String << endl; cout << "网关地址:" << pIpAdapterInfo->GatewayList.IpAddress.String << endl; pIpAddrString = pIpAddrString->Next; } while (pIpAddrString); pIpAdapterInfo = pIpAdapterInfo->Next; cout << "--------------------------------------------------------------------" << endl; }
} //释放内存空间 if (pIpAdapterInfo) { delete pIpAdapterInfo; } return 0; }
转载:https://www.cnblogs.com/lzpong/p/6137652.html