zbnwk.h

IEEE802.15.4标准下的基于ZIGBEE协议栈的物理及链路层的代码

#ifndef __ZBNWK_H__
#define __ZBNWK_H__

#include "ZBTYPES.h"

#define POS_NWK_FRAME_TYPE			0x0
#define POS_NWK_PROTOCOL_VERSION		0x2
#define POS_NWK_DISCOVER_ROUTE		0x6
#define POS_NWK_MULTICAST_FLAG		0x8
#define POS_NWK_SECURITY				0x9
#define POS_NWK_SOURCE_ROUTE			0xA
#define POS_NWK_DEST_IEEEADR			0xB
#define POS_NWK_SOURCE_IEEEADR		0xC

#define MASK_NWK_FRAME_TYPE			0x3
#define MASK_NWK_PROTOCOL_VERSION		0x3C
#define MASK_NWK_DISCOVER_ROUTE		0xC0
#define MASK_NWK_MULTICAST_FLAG		0x100
#define MASK_NWK_SECURITY			0x200
#define MASK_NWK_SOURCE_ROUTE			0x400
#define MASK_NWK_DEST_IEEEADR			0x800
#define MASK_NWK_SOURCE_IEEEADR		0x1000

#define NWK_FRAME_TYPE_DATA			0x0
#define NWK_FRAME_TYPE_CMD			0x1

#define NWK_PROTOCOL_VERSION_VALUE		0x0

#define NWK_DISCOVER_ROUTE_SUPPRESS	0x0
#define NWK_DISCOVER_ROUTE_ENABLE		0x1
#define NWK_DISCOVER_ROUTE_FORCE		0x2



enum{
	NWK_HEAD_MIN_LEN = 8,
	NWK_RADIUS = 4,	
};

/*
 * network packet format
 * FCF(2)+DEST_ADDR(2)+SOURCE_ADDR(2)+RADIUS(1)+DSN(1)+PAYLOAD
 */


#define CSKIP_0			2653
#define CSKIP_1			528
#define CSKIP_2			103
#define CSKIP_3			18
#define CSKIP_4			0

#define MAX_ChildRouters			5
#define MAX_ChildRFDs			12


typedef struct _neighbor_table_t {
	laddr_t extendedAddr;
	saddr_t shortAddr;
	uint8_t deviceType;	//0 coord/1 router/2 end device
	uint8_t Relationship;	//0 is parent/1 sbling/2 child/3 none above/4 previous child
	uint8_t transmitFailure;
	uint8_t lqi;
	bool RxOnWhenIdle;
} neighbor_table_t;


typedef struct _routing_table_t {
	saddr_t destAddr;
	uint8_t status : 3;
	uint8_t ManyToOne : 1;
	uint8_t routeRecordReq : 1;
	uint8_t DestIsGroup : 1;
	saddr_t nextHop;
} routing_table_t;

// next are route status values emun 
enum {
  ROUTE_STATUS_ACTIVE				= 0,
  ROUTE_STATUS_DISCOVERY_UNDERWAY		= 1,
  ROUTE_STATUS_DISCOVERY_FAILED		= 2,
  ROUTE_STATUS_INACTIVE				= 3,
  ROUTE_STATUS_VALIDATION_UNDERWAY		= 4,
};


typedef struct _discovery_table_t {
	uint8_t requestId;
	uint8_t forwordCost;
	saddr_t sourceAddr;
	saddr_t senderAddr;
	uint8_t residualCost;
	uint16_t expirationTime;	//inital at the value of nwkcRouteDiscoveryTime
} discovery_table_t;


typedef struct _nwk_pib_t {
	uint8_t nwkDsn;
	uint8_t nwkBroadcastRetries;		
	uint8_t nwkRouteDiscoveryRetries;
	uint8_t nwkDepth;
	saddr_t nextRouter;
	uint8_t childRouters;
	uint8_t childRfds;	
	saddr_t nextRfd;
	neighbor_table_t* pNBT;
	routing_table_t* pRTT;
	saddr_t nwkAddress;
	struct {
		unsigned int useTreeRouting : 1;
		unsigned int symLink : 1;
	}bits;	
	uint8_t capInfo;
} nwk_pib_t;

/**
 * next are capInfo bitmap define
 */
#define MASK_CAPINFO_ALTER_COORD 	0x01
#define POS_CAPINFO_ALTER_COORD	0

#define MASK_CAPINFO_DEVICE_TYPE	0x02
#define POS_CAPINFO_DEVICE_TYPE	1

#define MASK_CAPINFO_POWER_SOURCE	0x04
#define POS_CAPINFO_POWER_SOURCE	2

#define MASK_CAPINFO_IDLE_RECEIVE_ON 0x08
#define POS_CAPINFO_IDLE_RECEIVE_ON 3

#define MASK_CAPINFO_SECURITY_CAP	0x40
#define POS_CAPINFO_SECURITY_CAP	6

#define MASK_CAPINFO_ALLOC_ADDRESS	0x80
#define POS_CAPINFO_ALLOC_ADDRESS	7

	

#endif