ap/app/ppp-2.4.1/pppoecd/poeupdown.c

#include <errno.h>
#include <time.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/ipc.h>
#include <sys/msg.h>
#include <sys/types.h>
#include <string.h>
#include <termios.h>
#include "../../include/message.h"
//#include "../../include/errorcode.h"


#define do_cmd(format, cmds...) ({ \
  int __STATAS__; \
  char __TEMP__[256]; \
  sprintf(__TEMP__, format, ##cmds); \
  __STATAS__ = system(__TEMP__); \
  __STATAS__; \
})

#define cprintf(fmt, args...) do {  \
    FILE *fp = fopen("/dev/console", "w");  \
    if (fp) {   \
        fprintf(fp, fmt, ## args);  \
        fclose(fp); \
    }   \
} while (0)

int main(int argc, char **argv)
{
	char * name = NULL;
	char *pValue = NULL;
	char buf[256];
	char ethwan[32];
	name = strrchr(argv[0], '/');
	name = name ? name + 1 : argv[0];    
    sc_cfg_get("ethwan", ethwan, sizeof(ethwan));
	char path_sh[100]={0};
	char path_file[500]={0};
 /*
  	nv set $wan_if"_ip"=0.0.0.0
    nv set $wan_if"_nm"=0.0.0.0
    nv set $wan_if"_gw"=0.0.0.0
    nv set $wan_if"_pridns"=0.0.0.0
    nv set $wan_if"_secdns"=0.0.0.0*/
    //printf(name);
	if (strstr(name, "pppoe-up"))
	{
		
		if (NULL!= (pValue = getenv("IPLOCAL")))
		{	   	   
			sprintf(buf,"%s_ip",ethwan);		
			sc_cfg_set(buf, pValue);
		}
		if (NULL!=(pValue = getenv("IPREMOTE")))
		{ 
			sprintf(buf,"%s_gw",ethwan);			
			sc_cfg_set(buf, pValue);
		}
 
		if (NULL!=(pValue = getenv("DNS1")))
		{
			sprintf(buf,"%s_pridns",ethwan);		
			sc_cfg_set(buf, pValue);
		}	
		if (NULL!=(pValue = getenv("DNS2")))
		{                  
			sprintf(buf,"%s_secdns",ethwan);		
			sc_cfg_set(buf, pValue);
		}
		sprintf(buf,"%s_nm",ethwan);		
		sc_cfg_set(buf,"255.255.255.255"); 
		
		sc_cfg_get("path_sh", path_sh, sizeof(path_sh));
		sprintf(path_file,"%s/pppoe_updown.sh up",path_sh);
	 	do_cmd(path_file);  
	}        
	else if (strstr(name, "pppoe-down"))
	{
		sprintf(buf,"%s_ip",ethwan);	
		sc_cfg_set(buf, "0.0.0.0");
		sprintf(buf,"%s_gw",ethwan);	
		sc_cfg_set(buf, "0.0.0.0");
		sprintf(buf,"%s_pridns",ethwan);	
		sc_cfg_set(buf, "0.0.0.0");
		sprintf(buf,"%s_secdns",ethwan);	
		sc_cfg_set(buf, "0.0.0.0");
		sprintf(buf,"%s_nm",ethwan);	
		sc_cfg_set(buf,"0.0.0.0");  
	 	sc_cfg_get("path_sh", path_sh, sizeof(path_sh));
		sprintf(path_file,"%s/pppoe_updown.sh down",path_sh);
	 	do_cmd(path_file); 
		//sc_cfg_set("ppp_status","ppp_disconnected");  
	}
	return 0;

}