#ifndef SERIAL_SGI
#define SERIAL_SGI

#include <termios.h>

#define BAUD300 B300
#define BAUD2400 B2400 
#define BAUD9600 B9600 
#define BAUD19200 B19200 
#define BAUD38400 B38400 

#define CHAR5 CS5
#define CHAR6 CS6
#define CHAR7 CS7
#define CHAR8 CS8

#define STOP1 0
#define STOP2 CSTOPB

#define NO_PARITY 0
#define ODD_PARITY (PARENB|PARODD)
#define EVEN_PARITY PARENB 

#define DEFAULT_SERIAL_PORT "/dev/ttyd2"

typedef int SerialID;


/*Open a serial port for activity*/
SerialID Serial_OpenPort(long baud,long parity, long char_bits, long stop_bits);

/*Read all available input without blocking. Returns chars read. */
/*Reads at most length characters*/
int Serial_Read(SerialID port, char* buf, int length);

/*Read all input, but block waiting for at least something.*/
int Serial_ReadBlocking(SerialID port, char* buf, int length);

/*Write length chars from buf*/
int Serial_Write(SerialID port, char* buf, int length);

/* Close the port */
int Serial_ClosePort(SerialID port);

/* Are their bytes waiting to be read? 0 indicates nothing waiting */
/* any other indicates minimum bytes waiting */
int Serial_BytesAvailable(SerialID port);

/* Flush the input queue */
int Serial_FlushInput(SerialID port);


#endif