--- /dev/null
+/*
+ * 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
Code Review / kvmfornfv.git / blobdiff