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/*
* 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_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 */
} ;
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# 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 */
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# define ROSE_DEFAULT_ROUTING 1 /* Default routing flag */
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# define ROSE_DEFAULT_FAIL_TIMEOUT 120000 /* Time until link considered usable */
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# 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 ;
extern int rosecmp ( rose_address * , rose_address * ) ;
extern int rosecmpm ( rose_address * , rose_address * , unsigned short ) ;
extern const char * rose2asc ( const rose_address * ) ;
extern struct sock * rose_find_socket ( unsigned int , struct rose_neigh * ) ;
extern void rose_kill_by_neigh ( struct rose_neigh * ) ;
extern unsigned int rose_new_lci ( struct rose_neigh * ) ;
extern int rose_rx_call_request ( struct sk_buff * , struct net_device * , struct rose_neigh * , unsigned int ) ;
extern void rose_destroy_socket ( struct sock * ) ;
/* rose_dev.c */
extern void rose_setup ( struct net_device * ) ;
/* rose_in.c */
extern int rose_process_rx_frame ( struct sock * , struct sk_buff * ) ;
/* rose_link.c */
extern void rose_start_ftimer ( struct rose_neigh * ) ;
extern void rose_stop_ftimer ( struct rose_neigh * ) ;
extern void rose_stop_t0timer ( struct rose_neigh * ) ;
extern int rose_ftimer_running ( struct rose_neigh * ) ;
extern void rose_link_rx_restart ( struct sk_buff * , struct rose_neigh * , unsigned short ) ;
extern void rose_transmit_clear_request ( struct rose_neigh * , unsigned int , unsigned char , unsigned char ) ;
extern void rose_transmit_link ( struct sk_buff * , struct rose_neigh * ) ;
/* rose_loopback.c */
extern void rose_loopback_init ( void ) ;
extern void rose_loopback_clear ( void ) ;
extern int rose_loopback_queue ( struct sk_buff * , struct rose_neigh * ) ;
/* rose_out.c */
extern void rose_kick ( struct sock * ) ;
extern void rose_enquiry_response ( struct sock * ) ;
/* rose_route.c */
extern struct rose_neigh * rose_loopback_neigh ;
extern struct file_operations rose_neigh_fops ;
extern struct file_operations rose_nodes_fops ;
extern struct file_operations rose_routes_fops ;
extern int rose_add_loopback_neigh ( void ) ;
extern int rose_add_loopback_node ( rose_address * ) ;
extern void rose_del_loopback_node ( rose_address * ) ;
extern void rose_rt_device_down ( struct net_device * ) ;
extern void rose_link_device_down ( struct net_device * ) ;
extern struct net_device * rose_dev_first ( void ) ;
extern struct net_device * rose_dev_get ( rose_address * ) ;
extern struct rose_route * rose_route_free_lci ( unsigned int , struct rose_neigh * ) ;
extern struct rose_neigh * rose_get_neigh ( rose_address * , unsigned char * , unsigned char * ) ;
extern int rose_rt_ioctl ( unsigned int , void __user * ) ;
extern void rose_link_failed ( ax25_cb * , int ) ;
extern int rose_route_frame ( struct sk_buff * , ax25_cb * ) ;
extern void rose_rt_free ( void ) ;
/* rose_subr.c */
extern void rose_clear_queues ( struct sock * ) ;
extern void rose_frames_acked ( struct sock * , unsigned short ) ;
extern void rose_requeue_frames ( struct sock * ) ;
extern int rose_validate_nr ( struct sock * , unsigned short ) ;
extern void rose_write_internal ( struct sock * , int ) ;
extern int rose_decode ( struct sk_buff * , int * , int * , int * , int * , int * ) ;
extern int rose_parse_facilities ( unsigned char * , struct rose_facilities_struct * ) ;
extern void rose_disconnect ( struct sock * , int , int , int ) ;
/* rose_timer.c */
extern void rose_start_heartbeat ( struct sock * ) ;
extern void rose_start_t1timer ( struct sock * ) ;
extern void rose_start_t2timer ( struct sock * ) ;
extern void rose_start_t3timer ( struct sock * ) ;
extern void rose_start_hbtimer ( struct sock * ) ;
extern void rose_start_idletimer ( struct sock * ) ;
extern void rose_stop_heartbeat ( struct sock * ) ;
extern void rose_stop_timer ( struct sock * ) ;
extern void rose_stop_idletimer ( struct sock * ) ;
/* sysctl_net_rose.c */
extern void rose_register_sysctl ( void ) ;
extern void rose_unregister_sysctl ( void ) ;
# endif