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/*
* io.h
*
* Copyright (C) 2005 Erik Gilling, all rights reserved
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation, version 2.
*
*/
#ifndef __io_h__
#define __io_h__
#include <string.h> // for strlen
#include <unistd.h> // for usleep
#define USB_VID_ATMEL 0x03eb
#define USB_PID_SAMBA 0x6124
struct io_driver {
char *name;
int (*io_init) (char *dev);
int (*io_cleanup) (void);
int (*io_write) (void *buff, int len);
int (*io_read) (void *buff, int len);
};
int io_driver_register(struct io_driver *driver);
void io_driver_select_backend(const char *line);
int io_init( char *dev );
int io_cleanup( void );
int io_write( void *buff, int len );
int io_read( void *buff, int len );
static inline int io_send_cmd( char *cmd, void *response, int response_len )
{
if( io_write( cmd, strlen( cmd ) ) < 0 ) {
return -1;
}
usleep( 2000 );
if( response_len == 0 ) {
return 0;
}
if( io_read( response, response_len ) < 0 ) {
return -1;
}
usleep( 2000 );
return 0;
}
#endif /* __io_h__ */
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