network.h

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/***
 * This file is part of OpenHome, an open source home automation system.
 * Copyright (C) 2003 Jan Klötzke
 *
 * 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; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */


#ifndef __NET_NET_H
#define __NET_NET_H

#include <inttypes.h>
#include "net/buffers.h"

// network address families
#define NAF_LOGIC       0x00    
#define NAF_GROUP       0x01    
#define NAF_PHYSIC      0x02    
#define NAF_BROADCAST   0x03    

// address types
#define AT_LOGIC        0x00    
#define AT_PHYSIC       0x01    
#define AT_GROUP0       0x02
#define AT_GROUP1       0x03
#define AT_GROUP2       0x04
#define AT_GROUP3       0x05
#define AT_GROUP4       0x06
#define AT_GROUP5       0x07
#define AT_GROUP6       0x08
#define AT_GROUP7       0x09

// network layer pdu types
#define NPDU_SINGLE             0x00    
#define NPDU_TRANSACTION        0x01    
#define NPDU_SESSION            0x02    


typedef struct {
                uint8_t format;         
                uint8_t addr[4];        
        } net_addr_t;

typedef struct {
                uint8_t pdu;            
                uint8_t rat;            
                net_addr_t src;         
        } net_ind_t;

typedef struct {
                net_addr_t dest;        
                uint8_t src;            
                uint8_t pdu;            
                uint8_t backlog;        
        } net_requ_t;

#ifdef __cplusplus
extern "C" {
#endif

/***
 * global functions
 */
uint8_t net_requ(net_buf_t *buf, const net_requ_t *requ);
uint8_t net_compare_src_addr(const net_addr_t *addr1, const net_addr_t *addr2);
uint8_t net_get_local_member_id(uint8_t group);
uint8_t net_clear_to_send(void);
void net_set_logic_addr(uint16_t addr);
uint16_t net_get_logic_addr(void);
void net_set_group_addr(uint8_t group, uint16_t addr);
uint16_t net_get_group_addr(uint8_t group);

#ifdef __cplusplus
}
#endif

#endif

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