本文实例为大家分享了C++获取系统信息的具体代码,供大家参考,具体内容如下
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#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; } |
效果图
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。