#include <stdio.h>
#include <stdlib.h>
#include <sys/time.h>   //      gettimeofday
#include <sys/stat.h>
#include <string.h>
#include <unistd.h>
#include <sys/types.h>
#include <fcntl.h>
#include <sys/mman.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <errno.h>

#include "serial.h"
#include "uartinf.h"
#include "confile.h"
#include "udp_util.h"

char _rx_data[1024];

struct  lc6600_param{
	int password;
	int  freq;
	int  power;
	int  bw;
	int  ap_sta;
	int  ip;
	int setup;
};

char freq1[10];
char freq2[10];
char dbm1[5];
char dbm2[5];


int my_strlen(char* str)
{
	char*start = str;
	while (*str != '\0')
	{
		str++;
	}
	return str - start;
}


int main (int argc, char *argv[])
{
    	int n_read;
    	int i;

    	//char buffer[1024];
    	char rx1[3];
    	char rx2[3];
    	char rx3[3];
    	char ip[13];
   
    
	int dbm1;
	int dbm2;
	int dbm3;
	char *ip_str;
       
       	//char *buffer_freq;
	char freq_str[6];
	int freq;
  	int fq;
	int bitrate;
	int fd_param;
	int *buffer_param;
  	
	int len;

	char *buffer_freq;
	char *buffer;
	char *buffer_rssi;
    	char *buffer_rssi1;
    	char *buffer_rssi2;

	float rssi;
	float rssi1;
	float rssi2;
	char bit[6];
	char bit2[20];
	char bit1[6];

    n_read = uart_init(ROUTE_UART, "/dev/ttyAMA2", 115200, 'N');
    if(n_read <=0 ) {
	printf("open /dev/ttyAMA2 failed\n");
	return -1;
    }


	fd_param = shm_open("/param.txt",O_RDWR|O_CREAT|O_EXCL,0777);
        if(fd_param < 0){
               fd_param = shm_open("/param.txt",O_RDWR,0777);
        }else
                ftruncate(fd_param,4096);
         buffer_param= mmap(NULL,4096,PROT_READ|PROT_WRITE,MAP_SHARED,fd_param,0);


	
	//buffer_param[0] = 0xAA;i
	//buffer_param[3]=4560;
	//buffer_param[4]=14430;
	//freq=atoi(argv[1]);
	//printf("freq %d \n",freq);
	//buffer_param[3]=freq;

	while(1){
		n_read = uart_get(ROUTE_UART,_rx_data);
		//n_read = uart_read(ROUTE_UART,_rx_data);
		
			//printf("%s\n",_rx_data);
		if(n_read >30){
			
			printf("%s\n",_rx_data);
			//printf("%d\n",n_read);
			//len=!strncmp("VGA",_rx_data,3);
			//printf("len %x\n");
			//if((!strncmp("VGA",_rx_data,3)) && n_read < 65 ){
			if((!strncmp("POINT",_rx_data,5)) && n_read < 80 ){

				buffer_rssi = strstr(_rx_data,"RSSI:");
				buffer_rssi1 = strstr(_rx_data,"RSSI1:");
				buffer_rssi2 = strstr(_rx_data,"RSSI2:");
				buffer_freq = strstr(_rx_data,"Point");

				if( buffer_rssi &&  buffer_rssi1 &&  buffer_rssi2){

					
					//memcpy(rx1,buffer_rssi1+6,6);//信号强度
					strncpy(bit,buffer_rssi1+6,6);//信号强度
					rssi1 = atof(bit);

					strncpy(bit,buffer_rssi2+6,6);//信号强度
					rssi2 = atof(bit);

                                        strncpy(bit,buffer_freq+6,5);//ti频率
					bit[5]=0x00;
					freq = atoi(bit); //字符型转化为整型
					
					buffer_param[1]= rssi1; 
					buffer_param[2]= rssi2;
					buffer_param[4]= freq;
					printf("rx %.2f 2 %.2f %d \n",rssi1,rssi2,freq);
					buffer_param[3] = 0; //码流
					
					buffer_param[0]=0xAA;	//no signal		
			
					//printf("++%f \n",buffer_param[12]);
			
				}

			}
			else if(n_read >85){           //xinuo get signal
				//buffer=strstr(_rx_data,"%)");
				//buffer_rssi = strstr(_rx_data,"RSSI:");	
				buffer_rssi = strstr(_rx_data,"RSSI:");
				buffer_rssi1 = strstr(_rx_data,"RSSI1:");	
				buffer_rssi2 = strstr(_rx_data,"RSSI2:");	
				buffer_freq = strstr(_rx_data,"Point");
				buffer = strstr(_rx_data,"%)");	
				
				printf("buffer %s\n",buffer);
				
				
				if(buffer_rssi){
				//if(buffer){
					
					len = strlen(buffer)-8;	
					printf("len %d\n",len);
					strncpy(bit,buffer+2,len);//信号强度
				//	if(strlen(buffer)<=7){
					
				//	strncpy(bit,buffer_rssi1+6,6);//信号强度
				//	}else {
				//		strncpy(bit,buffer+2,4);
				//	}
				//	printf("bit %s ",bit);
					bit[len]=0x00;	
					printf("bit %s\n",bit);
					//bit[4] = 0x00;
					//bit[5] = 0x00;
					bitrate=atoi(bit);//码流
			
					strncpy(bit,buffer_rssi1+6,6);//信号强度
					rssi1 = atof(bit);

					strncpy(bit,buffer_rssi2+6,6);//信号强度
                                        rssi2 = atof(bit);
				
                                        strncpy(bit,buffer_freq+6,5);//频率
					
					bit[5]=0x00;
					freq = atoi(bit); //字符型转化为整型
				

					printf("rx %.2f 2 %.2f freq %d bit %d\n",rssi1,rssi2,freq,bitrate);
					
					buffer_param[1]= rssi1;
                                        buffer_param[2]= rssi2;
                                        buffer_param[4]= freq;
					buffer_param[3] = bitrate;
#if 0
					if(bitrate / 10000){
						buffer_param[3] = (float)(bitrate/100);
					}else {
						buffer_param[3] = (float)bitrate;
					}
#endif					
					buffer_param[0]=0x55;  //flag gignal
					//printf("+++++++rx %.2f 2 %.2f +++++ \n",rssi1,rssi2);				
				
				}
		
			}

		}
	}

}