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《C/C++通过IP获取局域网网卡MAC地址》这篇文章主要为大家详细介绍了C++如何通过Win32API函数SendARP从IP地址获取局域网内网卡的MAC地址,感兴趣的小伙伴可以跟随小编一起学习一下...
C/C++通过IP获取局域网网卡MAC地址
通过win32 SendARP获取MAC地址
代码
#include <winsock2.h> #include <IOStream> #include<iphlpapi.h> #pragma comment(lib,"ws2_32.lib") #pragma comment(lib,"iphlpapi.lib") /** * 通过局域网ip获取网卡MAC地址 */ std::string GetMacAddress(std::string destIpStr) { IPAddr srcIp = 0; IPAddr destIp = 0; ULONG mac[2]; ULONG macLen = 6; destIp = inet_addr(destIpStr.c_str()); memset(mac,0xff,sizeof(mac)); SendARP(destIp,srcIpChina编程,(PVOID)mac,(PULONG)&macLen); printf("%p\r\n",mac); // 打印mac byte* bMac = (byte*)mac; std::string macResult; for (size_t i = 0; i < macLen; i++) { char macItem[2]; /* code */ sprintf(macItem,"%.2X",bMac[i]); macResult.append(macItem); if(i<macLen-1) { macResult.append("-"); } } return macResult; };
调用
void main(int* argc,char* argv[]) { // std::cout << 1111 &www.chinasem.cnlt;<std::endl; std::string ip; ip.append("192.168.31.191"); std::string mac = GetMacAddress(ip); std::cout <<"ip\tmac"<< std::endl; std::cout << ip.c_str() << "\t" <<mac.c_str() << std::endl; getchar(); };
输出
ip mac
192.168.31.191 08-D1-27-8F-25-EV
方法补充
除了上文的方法,小编还为大家整理了C++ 通过IP地址获取MAC地址的其他方法,希望对大家有所帮助
话不多说 直接上代码
#include <iostream> #include <string> #include <winsock2.h> #include <iphlpapi.h> #pragma warning(disable:4996) #pragma comment(lib, "ws2_32.lib") #pragma comment(lib, "iphlpapi.lib") std::string getMacAddress(const std::string& ipAddress) { // 初始化Winsock WSADATA wsaData; if (WSAStartup(MAKEWORD(2, 2), &wsaData) != 0) { std::cerr << "WSAStartup failed." << std::endl; return ""; } // 将IP地址转换为ULONG格式 ULONG destIp = inet_addr(ipAddress.c_str()); if (destIp == INADDR_NONE) { std::cerr << "Invalid IP address." << std::endl; WSACleanup(); return ""; } // 准备接收MAC地址的缓冲区 ULONG macAddr[2]; ULONG macAddrLen = 6; memset(macAddr, 0xff, sizeof(macAddr)); // 调用SendARP函数获取MAC地址 dwORD ret = SendARP(destIp, 0, macAddr, &macAddrLen); if (ret == NO_ERROR) { // 将MAC地址转换为字符串格式 BYTE* macBytes = (BYTE*)macAddr; char macStr[18]; sprintf_s(macStr, sizeof(macStr), "编程%02X:%02X:%02X:%02X:%02X:%02X", macBytes[0], macBytes[1], macBytes[2], macBytes[3], macBytes[4], macBytes[5]); WSACleanup(); return std::string(macStr); } else { std::cerr << "Failed to get MAC address. Error code: " << ret << std::endl; WSACleanup(); return ""; php } } int main() { std::string ipAddress; std::cout << "Enter IP address: "; std::cin >> ipAddress; std::string macAddress = getMacAddress(ipAddress); if (!macAddress.empty()) { std::cout << "MAC Address: " << macAddress << std::endl; } else { std::cout << "Could not retrieve MAC address.www.chinasem.cn" << std::endl; } return 0; }
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