linux.c File Reference

#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/select.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <termios.h>
#include <unistd.h>
#include "usbtemp.h"

Include dependency graph for linux.c:

Go to the source code of this file.

Macros
#define	TIMEOUT   1

Functions
int	owReset (int fd)
static unsigned char	owWriteByte (int fd, unsigned char wbuff)
unsigned char	owRead (int fd)
int	owWrite (int fd, unsigned char wbuff)
static int	file_exists (const char *filename)
int	owOpen (const char *serial_port)
void	owClose (int fd)

Variables
int	ut_errno

Macro Definition Documentation

TIMEOUT

#define TIMEOUT   1

Definition at line 13 of file linux.c.

Function Documentation

file_exists()

static int file_exists ( const char *  filename )

static

Definition at line 148 of file linux.c.

Referenced by owOpen().

owClose()

void owClose

(

int

fd

)

Definition at line 196 of file linux.c.

Referenced by DS18B20_close().

owOpen()

int owOpen

(

const char *

serial_port

)

Definition at line 155 of file linux.c.

References file_exists(), and ut_errno.

Referenced by DS18B20_open().

owRead()

unsigned char owRead

(

int

fd

)

Definition at line 138 of file linux.c.

References owWriteByte().

Referenced by DS18B20_rom(), and DS18B20_sp().

owReset()

int owReset

(

int

fd

)

Definition at line 17 of file linux.c.

References TIMEOUT, and ut_errno.

Referenced by DS18B20_rom(), and DS18B20_start().

owWrite()

int owWrite	(	int	fd,
		unsigned char	wbuff
	)

Definition at line 143 of file linux.c.

References owWriteByte().

Referenced by DS18B20_measure(), DS18B20_rom(), DS18B20_setprecision(), DS18B20_sp(), and DS18B20_start().

owWriteByte()

static unsigned char owWriteByte ( int  fd, unsigned char  wbuff  )

static

Definition at line 87 of file linux.c.

References TIMEOUT, and ut_errno.

Referenced by owRead(), and owWrite().

Variable Documentation

ut_errno

int ut_errno

Definition at line 15 of file linux.c.

Referenced by DS18B20_errmsg(), DS18B20_measure(), DS18B20_rom(), DS18B20_setprecision(), DS18B20_sp(), DS18B20_start(), owOpen(), owReset(), and owWriteByte().