#pragma once

#include <stdint.h>
#include <stdio.h>

#include <util/list.h>
#include <sys/systick.h>

#include <io/usart.h>


/***********************************
	rb2/link.h
	
	RegisteredBus2	Interface Definitions

	Paketorientierte Kommunikation via Serielle Verbindungen mit Adressierung	
	
***********************************/

struct _rb2_link
{
	list_t	list;

	uint8_t			ring:1;
	uint8_t			identrx:2;

	uint16_t		axmask;
	uint16_t		idmask;
	
	avrWAIT			timeoutIdent;
	void			*ptr;
	
	rb2_telegram_buffer_t *
			(*receive)	(RB2_LINK *link);
	uint8_t	(*send)		(RB2_LINK *link,rb2_telegram_buffer_t *telegram);	
};

struct _rb2_listed_link {
	list_t list;
	RB2_LINK		*link;
};

struct rb2_stream_link {
	RB2_LINK	link;
	FILE		*stream;
	list_t
				txqueue;

	uint8_t		rxptr;
	rb2_telegram_buffer_t *telegram;
};

struct rb2_usart_link {
	RB2_LINK	link;
	
	uint8_t		usart;

	rb2_telegram_buffer_t	*rx,	
							*tx;

	int			rxptr;

	list_t		received;
	list_t		send;
};