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HyukSang Kwon authoredHyukSang Kwon authored
app.c 3.20 KiB
#include <fcntl.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <errno.h>
#include <time.h>
#include <arpa/inet.h>
#include <sys/socket.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/sysmacros.h>
#define SMOKE_DEV_PATH "/dev/smoke_dev"
#define BUZZER_DEV_PATH "/dev/buzzer_dev"
#define HYDRO_DEV_PATH "/dev/hydro_dev"
#define IOCTL_HYDRO_MAGIC_NUMBER 'h'
#define INTERVAL 50000
#define BUFF_SIZE 50
typedef struct{
int hydro_int;
int hydro_double;
int temp_int;
int temp_double;
}HYDRO;
#define IOCTL_CMD_HYDRO _IOR(IOCTL_HYDRO_MAGIC_NUMBER, 0, HYDRO)
int main(void)
{
int client_socket;
struct sockaddr_in server_addr;
char buff[BUFF_SIZE+5] = "*Humidity:";
char buff2[BUFF_SIZE+5] = "Temperature";
client_socket = socket(PF_INET, SOCK_STREAM, 0);
if(client_socket == -1) {
printf("socket fail\n");
exit(1);
}
memset(&server_addr, 0, sizeof(server_addr));
server_addr.sin_family = AF_INET;
server_addr.sin_port = htons(4029);
server_addr.sin_addr.s_addr = inet_addr("192.168.10.6");
if(connect(client_socket, (struct sockaddr *)&server_addr, sizeof(server_addr)) == -1) {
printf("connect error\n");
return 1;
}
__pid_t pid;
int smoke_dev, smoke_data;
int buzzer_dev, buzzer_data = 400;
int hydro_dev;
HYDRO hydro_info;
char Temp[20], Hum[20];
smoke_dev = open(SMOKE_DEV_PATH, O_RDONLY);
buzzer_dev = open(BUZZER_DEV_PATH, O_RDWR);
hydro_dev = open(HYDRO_DEV_PATH, O_RDONLY);
if(smoke_dev < 0) {
printf("fail to open smoke detection sensor device\n");
return 1;
}
if(buzzer_dev < 0) {