/*
?*?（c）?2008-2011?Daniel?Halperin?
?*/
#include?“iwl_connector.h“
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?nk.h>

#define?MAX_PAYLOAD?2048
#define?SLOW_MSG_CNT?1

int?sock_fd?=?-1;							//?the?socket
FILE*?out?=?NULL;

void?check_usage（int?argc?char**?argv）;

FILE*?open_file（char*?filename?char*?spec）;

void?caught_signal（int?sig）;

void?exit_program（int?code）;
void?exit_program_err（int?code?char*?func）;

int?main（int?argc?char**?argv）
{
	/*?Local?variables?*/
	struct?sockaddr_nl?proc_addr?kern_addr;	//?addrs?for?recv?send?bind
	struct?cn_msg?*cmsg;
	char?buf[4096];
	int?ret;
	unsigned?short?l?l2;
	int?count?=?0;

	/*?Make?sure?usage?is?correct?*/
	//check_usage（argc?argv）;


	char?date_file_name[64];

	struct?tm?*t;
	time_t?tt;
	
	/*?Setup?the?socket?*/
	sock_fd?=?socket（PF_NETlink?SOCK_DGRAM?NETlink_CONNECTOR）;
	if?（sock_fd?==?-1）
		exit_program_err（-1?“socket“）;

	/*?Initialize?the?address?structs?*/
	memset（&proc_addr?0?sizeof（struct?sockaddr_nl））;
	proc_addr.nl_family?=?AF_NETlink;
	proc_addr.nl_pid?=?getpid（）;			//?this?process‘?PID
	proc_addr.nl_groups?=?CN_IDX_IWLAGN;
	memset（&kern_addr?0?sizeof（struct?sockaddr_nl））;
	kern_addr.nl_family?=?AF_NETlink;
	kern_addr.nl_pid?=?0;					//?kernel
	kern_addr.nl_groups?=?CN_IDX_IWLAGN;

	/*?Now?bind?the?socket?*/
	if?（bind（sock_fd?（struct?sockaddr?*）&proc_addr?sizeof（struct?sockaddr_nl））?==?-1）
		exit_program_err（-1?“bind“）;

	/*?And?subscribe?to?netlink?group?*/
	{
		int?on?=?proc_addr.nl_groups;
		ret?=?setsockopt（sock_fd?270?NETlink_ADD_MEMBERSHIP?&on?sizeof（on））;
		if?（ret）
			exit_program_err（-1?“setsockopt“）;
	}

	/*?Set?up?the?“caught_signal