//
// Socket
//

/* prevent multiple inclusions */
#ifndef __SerialIO__
#define __SerialIO__

/* includes *****************************************************************/

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <errno.h>
#include <fcntl.h>
#include <string.h>

#include <termios.h>
#include <sys/time.h>

#include "netlib.h"

/* defines ******************************************************************/

/* macros *******************************************************************/

/* structs & typedefs *******************************************************/

/* c class definitions ******************************************************/

/** \class
 *
 * Serial I/O wrapper and support class, Linux only
 */

class SerialIO {
    // public data
public:

    // protected data
protected:

    // private data
private:
    int     m_fd;   // handle
    unsigned long   m_sentcnt;  // # bytes sent
    unsigned long   m_recvcnt;  // # bytes recv

    // serial config
    struct termios  termios;

    // public methods
public:
    // constructors
    SerialIO();

    // destructor
    virtual ~SerialIO();

    // public methods
    
    // control
    int     GetFd( void ) { return m_fd; };

    void    SetBaud( int baud );
    void    SetCanonical( bool canonical, int bs=0, int wt=0 );
    void    Canonical(void) { SetCanonical(true); };
    void    NonCanonical(void) { SetCanonical(false); };

    // i/o
    int     Open( const char *dev, int baud );
    int     Read( void *buf, int len );
    int     Write( const void *buf, int len );
    void    Close( void );

    // status
    unsigned long GetBytesSent(void) {return m_sentcnt;};
    unsigned long GetBytesRecv(void) {return m_recvcnt;};

    // virtual functions (must be overridden!)

    // exceptions
    class SerialIOException
    {
        char *toString(void) { return strerror(errno); };
    };

    // private methods
private:
};

#endif