C++获取系统信息(IP地址、硬件信息等)

来源：互联网发布：赛诺数据官网编辑：程序博客网时间：2024/05/18 14:22
#include<stdio.h>#include<winsock2.h>//该头文件需在windows.h之前#include<windows.h>#include<string>#include<iostream>#pragma comment(lib,"ws2_32.lib") using namespace std;void getIP(){WSADATA WSAData;//WSADATA结构被用来储存调用AfxSocketInit全局函数返回的Windows Sockets初始化信息。if (WSAStartup(MAKEWORD(2, 0),&WSAData))// 初始化Windows sockets API{  printf("WSAStartup failed %s\n", WSAGetLastError());exit(-1);//异常退出 }  char hostName[256];if(gethostname(hostName,sizeof(hostName)))//获取主机名{printf("Error: %u\n", WSAGetLastError());exit(-1);//异常退出 }printf("主机名：             %s\n", hostName);hostent *host=gethostbyname(hostName);// 根据主机名获取主机信息. if(host==NULL){printf("Error: %u\n", WSAGetLastError());exit(-1);}cout<<"主机地址类型:        "<<host->h_addrtype<<endl<<"地址清单:            "<<host->h_addr_list<<endl<<"别名列表:            "<<host->h_aliases<<endl<<"地址长度:            "<<host->h_length<<endl<<"正式的主机名:        "<<host->h_name<<endl;for(int i=0;host->h_addr_list[i]!=0;i++){cout<<"该主机IP"<<i+1<<":           "<<inet_ntoa(*(struct in_addr*)*host->h_addr_list)<<endl;}cout<<"-----------------------------------------------"<<endl;WSACleanup();  }void getSysInfo(){SYSTEM_INFO  sysInfo;//该结构体包含了当前计算机的信息：计算机的体系结构、中央处理器的类型、系统中中央处理器的数量、页面的大小以及其他信息。OSVERSIONINFOEX osvi;GetSystemInfo(&sysInfo);osvi.dwOSVersionInfoSize=sizeof(osvi);if (GetVersionEx((LPOSVERSIONINFOW)&osvi)){printf("操作系统版本 :      %u.%u.%u\n", osvi.dwMajorVersion, osvi.dwMinorVersion,osvi.dwBuildNumber);printf("Service Pack :      %u.%u\n", osvi.wServicePackMajor, osvi.wServicePackMinor);}printf("处理器架构 :        %u\n", sysInfo.wProcessorArchitecture);printf("处理器级别 :        %u\n", sysInfo.wProcessorLevel);printf("处理器版本 :        %u\n", sysInfo.wProcessorRevision);printf("处理器掩码 :        %u\n", sysInfo.dwActiveProcessorMask);printf("处理器数量 :        %u\n", sysInfo.dwNumberOfProcessors);printf("处理器类型 :        %u\n", sysInfo.dwProcessorType);printf("页面大小 :          %u\n", sysInfo.dwPageSize);printf("应用程序最小地址 :  %u\n", sysInfo.lpMinimumApplicationAddress);printf("应用程序最大地址 :  %u\n", sysInfo.lpMaximumApplicationAddress);printf("虚拟内存分配粒度 :  %u\n", sysInfo.dwAllocationGranularity);printf("OemId :             %u\n", sysInfo.dwOemId);printf("wReserved :         %u\n", sysInfo.wReserved);}int main(){getIP();getSysInfo();return 0;   }
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