/* *	Declarations of Rose type objects. * *	Jonathan Naylor G4KLX	25/8/96 */ #ifndef _ROSE_H#define _ROSE_H  #include <linux/rose.h>#include <net/sock.h> #define	ROSE_ADDR_LEN			5 #define	ROSE_MIN_LEN			3 #define	ROSE_CALL_REQ_ADDR_LEN_OFF	3#define	ROSE_CALL_REQ_ADDR_LEN_VAL	0xAA	/* each address is 10 digits */#define	ROSE_CALL_REQ_DEST_ADDR_OFF	4#define	ROSE_CALL_REQ_SRC_ADDR_OFF	9#define	ROSE_CALL_REQ_FACILITIES_OFF	14 #define	ROSE_GFI			0x10#define	ROSE_Q_BIT			0x80#define	ROSE_D_BIT			0x40#define	ROSE_M_BIT			0x10 #define	ROSE_CALL_REQUEST		0x0B#define	ROSE_CALL_ACCEPTED		0x0F#define	ROSE_CLEAR_REQUEST		0x13#define	ROSE_CLEAR_CONFIRMATION		0x17#define	ROSE_DATA			0x00#define	ROSE_INTERRUPT			0x23#define	ROSE_INTERRUPT_CONFIRMATION	0x27#define	ROSE_RR				0x01#define	ROSE_RNR			0x05#define	ROSE_REJ			0x09#define	ROSE_RESET_REQUEST		0x1B#define	ROSE_RESET_CONFIRMATION		0x1F#define	ROSE_REGISTRATION_REQUEST	0xF3#define	ROSE_REGISTRATION_CONFIRMATION	0xF7#define	ROSE_RESTART_REQUEST		0xFB#define	ROSE_RESTART_CONFIRMATION	0xFF#define	ROSE_DIAGNOSTIC			0xF1#define	ROSE_ILLEGAL			0xFD /* Define Link State constants. */ enum {	ROSE_STATE_0,			/* Ready */	ROSE_STATE_1,			/* Awaiting Call Accepted */	ROSE_STATE_2,			/* Awaiting Clear Confirmation */	ROSE_STATE_3,			/* Data Transfer */	ROSE_STATE_4,			/* Awaiting Reset Confirmation */	ROSE_STATE_5			/* Deferred Call Acceptance */}; #define ROSE_DEFAULT_T0			180000		/* Default T10 T20 value */#define ROSE_DEFAULT_T1			200000		/* Default T11 T21 value */#define ROSE_DEFAULT_T2			180000		/* Default T12 T22 value */#define	ROSE_DEFAULT_T3			180000		/* Default T13 T23 value */#define	ROSE_DEFAULT_HB			5000		/* Default Holdback value */#define	ROSE_DEFAULT_IDLE		0		/* No Activity Timeout - none */#define	ROSE_DEFAULT_ROUTING		1		/* Default routing flag */#define	ROSE_DEFAULT_FAIL_TIMEOUT	120000		/* Time until link considered usable */#define	ROSE_DEFAULT_MAXVC		50		/* Maximum number of VCs per neighbour */#define	ROSE_DEFAULT_WINDOW_SIZE	7		/* Default window size */ #define ROSE_MODULUS 			8#define	ROSE_MAX_PACKET_SIZE		251		/* Maximum packet size */ #define	ROSE_COND_ACK_PENDING		0x01#define	ROSE_COND_PEER_RX_BUSY		0x02#define	ROSE_COND_OWN_RX_BUSY		0x04 #define	FAC_NATIONAL			0x00#define	FAC_CCITT			0x0F #define	FAC_NATIONAL_RAND		0x7F#define	FAC_NATIONAL_FLAGS		0x3F#define	FAC_NATIONAL_DEST_DIGI		0xE9#define	FAC_NATIONAL_SRC_DIGI		0xEB#define	FAC_NATIONAL_FAIL_CALL		0xED#define	FAC_NATIONAL_FAIL_ADD		0xEE#define	FAC_NATIONAL_DIGIS			0xEF #define	FAC_CCITT_DEST_NSAP		0xC9#define	FAC_CCITT_SRC_NSAP		0xCB struct rose_neigh {	struct rose_neigh	*next;	ax25_address		callsign;	ax25_digi		*digipeat;	ax25_cb			*ax25;	struct net_device		*dev;	unsigned short		count;	unsigned short		use;	unsigned int		number;	char			restarted;	char			dce_mode;	char			loopback;	struct sk_buff_head	queue;	struct timer_list	t0timer;	struct timer_list	ftimer;}; struct rose_node {	struct rose_node	*next;	rose_address		address;	unsigned short		mask;	unsigned char		count;	char			loopback;	struct rose_neigh	*neighbour[3];}; struct rose_route {	struct rose_route	*next;	unsigned int		lci1, lci2;	rose_address		src_addr, dest_addr;	ax25_address		src_call, dest_call;	struct rose_neigh 	*neigh1, *neigh2;	unsigned int		rand;}; struct rose_sock {	struct sock		sock;	rose_address		source_addr,   dest_addr;	ax25_address		source_call,   dest_call;	unsigned char		source_ndigis, dest_ndigis;	ax25_address		source_digis[ROSE_MAX_DIGIS];	ax25_address		dest_digis[ROSE_MAX_DIGIS];	struct rose_neigh	*neighbour;	struct net_device		*device;	unsigned int		lci, rand;	unsigned char		state, condition, qbitincl, defer;	unsigned char		cause, diagnostic;	unsigned short		vs, vr, va, vl;	unsigned long		t1, t2, t3, hb, idle;#ifdef M_BIT	unsigned short		fraglen;	struct sk_buff_head	frag_queue;#endif	struct sk_buff_head	ack_queue;	struct rose_facilities_struct facilities;	struct timer_list	timer;	struct timer_list	idletimer;}; #define rose_sk(sk) ((struct rose_sock *)(sk)) /* af_rose.c */extern ax25_address rose_callsign;extern int  sysctl_rose_restart_request_timeout;extern int  sysctl_rose_call_request_timeout;extern int  sysctl_rose_reset_request_timeout;extern int  sysctl_rose_clear_request_timeout;extern int  sysctl_rose_no_activity_timeout;extern int  sysctl_rose_ack_hold_back_timeout;extern int  sysctl_rose_routing_control;extern int  sysctl_rose_link_fail_timeout;extern int  sysctl_rose_maximum_vcs;extern int  sysctl_rose_window_size; int rosecmp(rose_address *, rose_address *);int rosecmpm(rose_address *, rose_address *, unsigned short);char *rose2asc(char *buf, const rose_address *);struct sock *rose_find_socket(unsigned int, struct rose_neigh *);void rose_kill_by_neigh(struct rose_neigh *);unsigned int rose_new_lci(struct rose_neigh *);int rose_rx_call_request(struct sk_buff *, struct net_device *,			 struct rose_neigh *, unsigned int);void rose_destroy_socket(struct sock *); /* rose_dev.c */void rose_setup(struct net_device *); /* rose_in.c */int rose_process_rx_frame(struct sock *, struct sk_buff *); /* rose_link.c */void rose_start_ftimer(struct rose_neigh *);void rose_stop_ftimer(struct rose_neigh *);void rose_stop_t0timer(struct rose_neigh *);int rose_ftimer_running(struct rose_neigh *);void rose_link_rx_restart(struct sk_buff *, struct rose_neigh *,			  unsigned short);void rose_transmit_clear_request(struct rose_neigh *, unsigned int,				 unsigned char, unsigned char);void rose_transmit_link(struct sk_buff *, struct rose_neigh *); /* rose_loopback.c */void rose_loopback_init(void);void rose_loopback_clear(void);int rose_loopback_queue(struct sk_buff *, struct rose_neigh *); /* rose_out.c */void rose_kick(struct sock *);void rose_enquiry_response(struct sock *); /* rose_route.c */extern struct rose_neigh *rose_loopback_neigh;extern const struct file_operations rose_neigh_fops;extern const struct file_operations rose_nodes_fops;extern const struct file_operations rose_routes_fops; void rose_add_loopback_neigh(void);int __must_check rose_add_loopback_node(rose_address *);void rose_del_loopback_node(rose_address *);void rose_rt_device_down(struct net_device *);void rose_link_device_down(struct net_device *);struct net_device *rose_dev_first(void);struct net_device *rose_dev_get(rose_address *);struct rose_route *rose_route_free_lci(unsigned int, struct rose_neigh *);struct rose_neigh *rose_get_neigh(rose_address *, unsigned char *,				  unsigned char *, int);int rose_rt_ioctl(unsigned int, void __user *);void rose_link_failed(ax25_cb *, int);int rose_route_frame(struct sk_buff *, ax25_cb *);void rose_rt_free(void); /* rose_subr.c */void rose_clear_queues(struct sock *);void rose_frames_acked(struct sock *, unsigned short);void rose_requeue_frames(struct sock *);int rose_validate_nr(struct sock *, unsigned short);void rose_write_internal(struct sock *, int);int rose_decode(struct sk_buff *, int *, int *, int *, int *, int *);int rose_parse_facilities(unsigned char *, unsigned int,			  struct rose_facilities_struct *);void rose_disconnect(struct sock *, int, int, int); /* rose_timer.c */void rose_start_heartbeat(struct sock *);void rose_start_t1timer(struct sock *);void rose_start_t2timer(struct sock *);void rose_start_t3timer(struct sock *);void rose_start_hbtimer(struct sock *);void rose_start_idletimer(struct sock *);void rose_stop_heartbeat(struct sock *);void rose_stop_timer(struct sock *);void rose_stop_idletimer(struct sock *); /* sysctl_net_rose.c */void rose_register_sysctl(void);void rose_unregister_sysctl(void); #endif