Get_HWaddr_In_AIX5L

/*
Functionality：Get HWaddr in AIX
Prototype：
Parameters：
Return-Value：
Author：
Date：
*/

#include
#include
#include
#define MAXLINE 100

typedef unsigned char u_int8_t;

int main(int argc,char** argv)
{
    char line[MAXLINE];
    char cmd[MAXLINE];
    char* p;    
       FILE *res;
    unsigned int hwaddr[6];
    if (argc !=2)
    {
        fprintf(stderr,"usage: gethwaddr_aix \n");
        return -1;    
    }
    sprintf(cmd,"%s%s%s","/usr/bin/entstat -d ",argv[1]," | grep 'Hardware Address' | sed -e 's/Hardware Address: //'");    
    if((res=popen(cmd,"r")) == NULL)
    {
        fprintf(stderr,"popen error\n");
        return -1;
    }    
    while (fgets(line,MAXLINE,res) != NULL)
    {
        sscanf(line,"%x:%x:%x:%x:%x:%x",&hwaddr[0],&hwaddr[1],&hwaddr[2],&hwaddr[3],&hwaddr[4],&hwaddr[5]);
        printf("%02x:%02x:%02x:%02x:%02x:%02x\n",hwaddr[0],hwaddr[1],hwaddr[2],hwaddr[3],hwaddr[4],hwaddr[5]);
    }
    if (pclose(res) == -1)
    {
        fprintf(stderr,"pclose error\n");
        return -1;
    }        
    return 0;
}