getmac.c

Python的扩展

#include   <stdio.h>     
  #include   <sys/types.h>     
  #include   <sys/param.h>     
  #include   <sys/ioctl.h>     
  #include   <sys/socket.h>     
  #include   <net/if.h>     
  #include   <netinet/in.h>     
  #include   <net/if_arp.h>     
  #include   <arpa/inet.h>   
  #include   <string.h>
 // #include   "SysInfo.h"   
    
  #define   MAXINTERFACES       16     
    
int   GetNicSerialNumber(char   *szSerial,   int   length){     
	register   int   	fd,   intrface,   index,retn   =   0;     
        struct   ifreq   	buf[MAXINTERFACES];     
        struct   arpreq   	arp;     
        struct   ifconf   	ifc;     
    
  	if(length   <=   12)   
  		return   -1;   

	/*	Start collect NIC Serials (MAC Address)	*/    
	sprintf((char *)szSerial,"%s:","NICSerial");

  	if   ((fd   =   socket   (AF_INET,   SOCK_DGRAM,   0))   >=   0){   
  		ifc.ifc_len   =   sizeof   buf;     
              	ifc.ifc_buf   =   (caddr_t)   buf;     
              	if   (!ioctl   (fd,   SIOCGIFCONF,   (char   *)   &ifc)){   
              		intrface   =   ifc.ifc_len   /   sizeof   (struct   ifreq);     
	      		for(index=0;index<intrface;index++){
              			if   (!(ioctl   (fd,   SIOCGIFHWADDR,   (char   *)   &buf[index]))){   
                                    	sprintf((char   *)szSerial,   "%02X%02X%02X%02X%02X%02X",(unsigned   char)buf[index].ifr_hwaddr.sa_data[0],     
                                                                  (unsigned   char)buf[index].ifr_hwaddr.sa_data[1],     
                                                                  (unsigned   char)buf[index].ifr_hwaddr.sa_data[2],     
                                                                  (unsigned   char)buf[index].ifr_hwaddr.sa_data[3],     
                                                                  (unsigned   char)buf[index].ifr_hwaddr.sa_data[4],     
                                                                  (unsigned   char)buf[index].ifr_hwaddr.sa_data[5]);     						
					szSerial+=12;	
   				}
    
              			else{   
              				fprintf(stderr,   "Get   lana   state   failure\n");   
              			}   
			}
                
        	}   
        	else{   
              		fprintf(stderr,   "Get   lana   state   failure\n");   
              	}   
  	}   
  	else{   
  		fprintf(stderr,   "Socket   error!\n"   );   
  	}   

	/*	Start collect harddriver Serial 	*/	
  	return   0;   
}   

int GetMAC(char * NIC,int len){
	int ret = GetNicSerialNumber(NIC,len);
}