【轉載】linux擷取mac地址

標籤：

 1 #include <stdio.h> 2 #include <string.h> 3  4 #include <sys/types.h> 5 #include <sys/socket.h> 6 #include <sys/ioctl.h> 7 #include <netinet/in.h> 8 #include <net/if.h> 9 10 int11 main()12 {13  int fd;14  struct ifreq ifr;15 16  fd = socket(AF_INET, SOCK_DGRAM, 0);17 18  ifr.ifr_addr.sa_family = AF_INET;19  strncpy(ifr.ifr_name, "eth0", IFNAMSIZ-1);20 21  ioctl(fd, SIOCGIFHWADDR, &ifr);22 23  close(fd);24 25  printf("%.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n",26          (unsigned char)ifr.ifr_hwaddr.sa_data[0],27          (unsigned char)ifr.ifr_hwaddr.sa_data[1],28          (unsigned char)ifr.ifr_hwaddr.sa_data[2],29          (unsigned char)ifr.ifr_hwaddr.sa_data[3],30          (unsigned char)ifr.ifr_hwaddr.sa_data[4],31          (unsigned char)ifr.ifr_hwaddr.sa_data[5]);32 33  return 0;34 }

 

 

引用http://blog.csdn.net/nbda1121440/article/details/8963352

【轉載】linux擷取mac地址