#include?“pf_gps.h“
#include??????
#include??????
#include?????
#include???
#include??
#include????
#include??????
#include?????
#include???
#include?
#include?
#include?
#include?
#include?

typedef?struct
{
	char?*dev_path;
	pthread_t?gps_thread;
	int?gps_fd;	
	int?gps_client_fd;
	int?gps_server_fd;
	void?*user_param;
	int?user_param_len;
	gps_call_back_fun?call_back_fun;	
	//gps_data_t*?back_gps_data;
}gps_classe;

#define?FALSE?0
#define?TRUE?1

#define?MAX_GPS_CMD_BYTES?255

gps_classe?tty_gps;
gps_data_t*?back_gps_data;

/***@brief??設置串口通信速率
*@param??fd?????類型?int??打開串口的文件句柄
*@param??speed??類型?int??串口速度
*@return??void*/

static?int?speed_arr[]?=?{B500000?B460800?B230400?B115200?B57600?B38400?B19200?B9600?B4800?B2400?B1200?B300
	????B57600?B38400?B19200?B9600?B4800?B2400?B1200?B300?};
static?int?name_arr[]?=?{500000?460800?230400?115200?57600?38400??19200??9600??4800??2400??1200??300
	????57600?38400??19200??9600?4800?2400?1200??300?};

static?void?uart_set_speed（int?fd?int?speed）//設置波特率
{
	int???i;
	int???status;
	struct?termios???Opt;
	tcgetattr（fd?&Opt）;
	for（?i=?0;??i?	{
	???	if（speed?==?name_arr[i]）
		{
	???	????tcflush（fd?TCIOFLUSH）;
	????	cfsetispeed（&Opt?speed_arr[i]）;//輸入波特率函數
	????	cfsetospeed（&Opt?speed_arr[i]）;//輸出波特率函數
	????	status?=?tcsetattr（fd?TCSANOW?&Opt）;//TCSANOW??不等數據傳輸完畢就立即改變屬性。激活波特率的配置
	????	if（status?!=?0）
	????????????perror（“tcsetattr?fd1“）;
	?????	return;
		}
		tcflush（fdTCIOFLUSH）;
	}
}


/**
*@breif?打開串口
*/
static?int?uart_open（char?*Dev?int?open_flags）
{
	struct?termios?opt;
	printf（“open?successful123\n“）;
	int	fd?=?open（Dev?open_flags）;?????????//
	if?（-1?==?fd）
	{
		perror（“Can‘t?Open?Serial?Port“）;
		return?-1;
	}

	printf（“open?successful\n“）;
	fflush（stdout）;

	tcgetattr?（fd?&opt）;//tcgetattr函數用于獲取與終端相關的參數?
//	opt.c_lflag?&=?~（ICANON?|?ECHO?|?ISIG）;?
	opt.c_lflag?&=?~（ECHO?|?ICANON?|?IEXTEN?|?ISIG）;

????/*
?????*?No?SIGINT?on?BREAK?CR-to-NL?off?input?parity
?????*?check?off?don‘t?strip?8th?bit?on?input?output
?????*?flow?control?off.
?????*/
//????opt.c_iflag?&=?~（BRKINT?|?ICRNL?|?INPCK?|?ISTRIP?|?IXON）;
	opt.c_iflag?&=?~（BRKINT?|?ICRNL）;
	opt.c_oflag?&=?~（OPOST）;

	
	tcsetattr?（fd?TCSANOW?&opt）;?

	tcflush（fd?TCIOFLUSH）;
	return?fd;
}


/**
*@brief???設置串口數據位，停止位和效驗位
*@param??fd?????類型??int??打開的串口文件句柄*
*@param??databits?類型??int?數據位???取值?為?7?或者8*
*@param??stopbits?類型??int?停止位???取值為?1?或者2*
*@param??parity??類型??int??效驗類型?取值為NEOS
*/
static?int?uart_set_param（int?fdint?databitsint?stopbitsint?parity?int?flow?int?read_len）
{
	struct?termios?options;

	if（?tcgetattr（?fd&options）??!=??0）
	{
	??	perror（“SetupSerial?1“）;
	??	return

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????27743??2012-05-21?14:51??gps.c
?????文件????????1368??2012-05-18?19:29??pf_gps.h
?????文件????????5003??2012-05-15?14:40??pf_hi.h