CWg.h

#ifndef __CWG_H__
#define __CWG_H__

#include <stdio.h>
#include <string.h>
#include <unistd.h>

#include <dirent.h>
#include <stdlib.h>
#include <stdint.h>

#define TWG_MAX_BUF 512

typedef struct wg_data_T {
 uint16_t blen;
 uint8_t  buff[ TWG_MAX_BUF/8];
} wg_data_t;


class CWg {

private:

 void null_sock( void) {  memset( this->sock, 0, 64);  }

protected:

 int f_rw;
 char sock[ 64];
 
 int x_open( const char *_sock, const char *_what, int _flags);
 void x_close( void) {
   this->null_sock();
   if ( this->f_rw) close( this->f_rw);
   this->f_rw = -1;  }

// int find_sock( char *_sock);
 
public:

 CWg( void) {
   this->null_sock();
   this->f_rw = 0;  }
 ~CWg( void) {  this->x_close();  }
 
 int init( const char *_sock);

 inline char *cur_sock( void) {  return( this->sock);  }

 int mode_get( void);
 int mode_set( uint8_t _mode);

 int out0_get( void);
 int out0_set( uint8_t _val);

 int conr_get( void);
 int conr_set( uint8_t _val);

 int R( wg_data_t &_buf);

};

#endif