| /* | |
| * 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; | |
| extern int rosecmp(rose_address *, rose_address *); | |
| extern int rosecmpm(rose_address *, rose_address *, unsigned short); | |
| extern char *rose2asc(char *buf, 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 const struct file_operations rose_neigh_fops; | |
| extern const struct file_operations rose_nodes_fops; | |
| extern const struct file_operations rose_routes_fops; | |
| extern void rose_add_loopback_neigh(void); | |
| extern int __must_check 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 *, int); | |
| 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 *, unsigned int, 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 |