| 1 |
199 |
simons |
/*
|
| 2 |
|
|
* Declarations of Rose type objects.
|
| 3 |
|
|
*
|
| 4 |
|
|
* Jonathan Naylor G4KLX 25/8/96
|
| 5 |
|
|
*/
|
| 6 |
|
|
|
| 7 |
|
|
#ifndef _ROSE_H
|
| 8 |
|
|
#define _ROSE_H
|
| 9 |
|
|
#include <linux/rose.h>
|
| 10 |
|
|
|
| 11 |
|
|
#define ROSE_SLOWHZ 10 /* Run timing at 1/10 second */
|
| 12 |
|
|
|
| 13 |
|
|
#define ROSE_ADDR_LEN 5
|
| 14 |
|
|
|
| 15 |
|
|
#define ROSE_MIN_LEN 3
|
| 16 |
|
|
|
| 17 |
|
|
#define ROSE_GFI 0x10
|
| 18 |
|
|
#define ROSE_Q_BIT 0x80
|
| 19 |
|
|
#define ROSE_D_BIT 0x40
|
| 20 |
|
|
#define ROSE_M_BIT 0x10
|
| 21 |
|
|
#define M_BIT 0x10
|
| 22 |
|
|
|
| 23 |
|
|
#define ROSE_CALL_REQUEST 0x0B
|
| 24 |
|
|
#define ROSE_CALL_ACCEPTED 0x0F
|
| 25 |
|
|
#define ROSE_CLEAR_REQUEST 0x13
|
| 26 |
|
|
#define ROSE_CLEAR_CONFIRMATION 0x17
|
| 27 |
|
|
#define ROSE_DATA 0x00
|
| 28 |
|
|
#define ROSE_INTERRUPT 0x23
|
| 29 |
|
|
#define ROSE_INTERRUPT_CONFIRMATION 0x27
|
| 30 |
|
|
#define ROSE_RR 0x01
|
| 31 |
|
|
#define ROSE_RNR 0x05
|
| 32 |
|
|
#define ROSE_REJ 0x09
|
| 33 |
|
|
#define ROSE_RESET_REQUEST 0x1B
|
| 34 |
|
|
#define ROSE_RESET_CONFIRMATION 0x1F
|
| 35 |
|
|
#define ROSE_REGISTRATION_REQUEST 0xF3
|
| 36 |
|
|
#define ROSE_REGISTRATION_CONFIRMATION 0xF7
|
| 37 |
|
|
#define ROSE_RESTART_REQUEST 0xFB
|
| 38 |
|
|
#define ROSE_RESTART_CONFIRMATION 0xFF
|
| 39 |
|
|
#define ROSE_DIAGNOSTIC 0xF1
|
| 40 |
|
|
#define ROSE_ILLEGAL 0xFD
|
| 41 |
|
|
|
| 42 |
|
|
/* Define Link State constants. */
|
| 43 |
|
|
|
| 44 |
|
|
#define ROSE_STATE_0 0 /* Ready */
|
| 45 |
|
|
#define ROSE_STATE_1 1 /* Awaiting Call Accepted */
|
| 46 |
|
|
#define ROSE_STATE_2 2 /* Awaiting Clear Confirmation */
|
| 47 |
|
|
#define ROSE_STATE_3 3 /* Data Transfer */
|
| 48 |
|
|
#define ROSE_STATE_4 4 /* Awaiting Reset Confirmation */
|
| 49 |
|
|
#define ROSE_STATE_5 5 /* Deferred Call Acceptance */
|
| 50 |
|
|
|
| 51 |
|
|
#define ROSE_DEFAULT_T0 (180 * ROSE_SLOWHZ) /* Default T10 T20 value */
|
| 52 |
|
|
#define ROSE_DEFAULT_T1 (200 * ROSE_SLOWHZ) /* Default T11 T21 value */
|
| 53 |
|
|
#define ROSE_DEFAULT_T2 (180 * ROSE_SLOWHZ) /* Default T12 T22 value */
|
| 54 |
|
|
#define ROSE_DEFAULT_T3 (180 * ROSE_SLOWHZ) /* Default T13 T23 value */
|
| 55 |
|
|
#define ROSE_DEFAULT_HB (5 * ROSE_SLOWHZ) /* Default Holdback value */
|
| 56 |
|
|
#define ROSE_DEFAULT_ROUTING 1 /* Default routing flag */
|
| 57 |
|
|
#define ROSE_DEFAULT_FAIL_TIMEOUT (120 * ROSE_SLOWHZ) /* Time until link considered usable */
|
| 58 |
|
|
#define ROSE_DEFAULT_MAXVC 50 /* Maximum number of VCs per neighbour */
|
| 59 |
|
|
#define ROSE_DEFAULT_WINDOW_SIZE 7 /* Default window value */
|
| 60 |
|
|
|
| 61 |
|
|
#define ROSE_MODULUS 8
|
| 62 |
|
|
#define ROSE_MAX_PACKET_SIZE 251 /* Maximum Packet Size */
|
| 63 |
|
|
|
| 64 |
|
|
#define ROSE_MAX_WINDOW_LEN ((AX25_BPQ_HEADER_LEN + AX25_MAX_HEADER_LEN + ROSE_MIN_LEN + 300) * 7)
|
| 65 |
|
|
|
| 66 |
|
|
#define ROSE_COND_ACK_PENDING 0x01
|
| 67 |
|
|
#define ROSE_COND_PEER_RX_BUSY 0x02
|
| 68 |
|
|
#define ROSE_COND_OWN_RX_BUSY 0x04
|
| 69 |
|
|
|
| 70 |
|
|
#define FAC_NATIONAL 0x00
|
| 71 |
|
|
#define FAC_CCITT 0x0F
|
| 72 |
|
|
|
| 73 |
|
|
#define FAC_NATIONAL_RAND 0x7F
|
| 74 |
|
|
#define FAC_NATIONAL_FLAGS 0x3F
|
| 75 |
|
|
#define FAC_NATIONAL_DEST_DIGI 0xE9
|
| 76 |
|
|
#define FAC_NATIONAL_SRC_DIGI 0xEB
|
| 77 |
|
|
#define FAC_NATIONAL_FAIL_CALL 0xED
|
| 78 |
|
|
#define FAC_NATIONAL_FAIL_ADD 0xEE
|
| 79 |
|
|
#define FAC_NATIONAL_DIGIS 0xEF
|
| 80 |
|
|
|
| 81 |
|
|
#define FAC_CCITT_DEST_NSAP 0xC9
|
| 82 |
|
|
#define FAC_CCITT_SRC_NSAP 0xCB
|
| 83 |
|
|
|
| 84 |
|
|
struct rose_neigh {
|
| 85 |
|
|
struct rose_neigh *next;
|
| 86 |
|
|
ax25_address callsign;
|
| 87 |
|
|
ax25_digi *digipeat;
|
| 88 |
|
|
ax25_cb *ax25;
|
| 89 |
|
|
struct device *dev;
|
| 90 |
|
|
unsigned short count;
|
| 91 |
|
|
unsigned short use;
|
| 92 |
|
|
unsigned int number;
|
| 93 |
|
|
char restarted;
|
| 94 |
|
|
char dce_mode;
|
| 95 |
|
|
struct sk_buff_head queue;
|
| 96 |
|
|
unsigned short t0timer, ftimer;
|
| 97 |
|
|
struct timer_list timer;
|
| 98 |
|
|
};
|
| 99 |
|
|
|
| 100 |
|
|
#define ROSE_MAX_ALTERNATE 3
|
| 101 |
|
|
struct rose_node {
|
| 102 |
|
|
struct rose_node *next;
|
| 103 |
|
|
rose_address address;
|
| 104 |
|
|
unsigned short mask;
|
| 105 |
|
|
unsigned char count;
|
| 106 |
|
|
struct rose_neigh *neighbour[ROSE_MAX_ALTERNATE];
|
| 107 |
|
|
};
|
| 108 |
|
|
|
| 109 |
|
|
typedef struct {
|
| 110 |
|
|
unsigned int lci;
|
| 111 |
|
|
struct rose_neigh *neigh;
|
| 112 |
|
|
unsigned short vs, vr, va, vl;
|
| 113 |
|
|
unsigned short pending;
|
| 114 |
|
|
unsigned char state, condition;
|
| 115 |
|
|
struct timer_list timer;
|
| 116 |
|
|
} rose_tr;
|
| 117 |
|
|
|
| 118 |
|
|
struct rose_route {
|
| 119 |
|
|
struct rose_route *next;
|
| 120 |
|
|
rose_address src_addr, dest_addr;
|
| 121 |
|
|
ax25_address src_call, dest_call;
|
| 122 |
|
|
rose_tr tr1, tr2;
|
| 123 |
|
|
unsigned int rand;
|
| 124 |
|
|
};
|
| 125 |
|
|
|
| 126 |
|
|
typedef struct {
|
| 127 |
|
|
rose_address source_addr, dest_addr;
|
| 128 |
|
|
ax25_address source_call, dest_call;
|
| 129 |
|
|
unsigned char source_ndigis, dest_ndigis;
|
| 130 |
|
|
ax25_address source_digis[ROSE_MAX_DIGIS];
|
| 131 |
|
|
ax25_address dest_digis[ROSE_MAX_DIGIS];
|
| 132 |
|
|
struct rose_neigh *neighbour;
|
| 133 |
|
|
struct device *device;
|
| 134 |
|
|
unsigned int lci, rand;
|
| 135 |
|
|
unsigned char state, condition, qbitincl, defer;
|
| 136 |
|
|
unsigned char cause, diagnostic;
|
| 137 |
|
|
unsigned short vs, vr, va, vl;
|
| 138 |
|
|
unsigned short timer;
|
| 139 |
|
|
unsigned short t1, t2, t3, hb;
|
| 140 |
|
|
#ifdef M_BIT
|
| 141 |
|
|
unsigned short fraglen;
|
| 142 |
|
|
struct sk_buff_head frag_queue;
|
| 143 |
|
|
#endif
|
| 144 |
|
|
struct sk_buff_head ack_queue;
|
| 145 |
|
|
struct rose_facilities_struct facilities;
|
| 146 |
|
|
struct sock *sk; /* Backlink to socket */
|
| 147 |
|
|
} rose_cb;
|
| 148 |
|
|
|
| 149 |
|
|
/* af_rose.c */
|
| 150 |
|
|
extern ax25_address rose_callsign;
|
| 151 |
|
|
extern int sysctl_rose_restart_request_timeout;
|
| 152 |
|
|
extern int sysctl_rose_call_request_timeout;
|
| 153 |
|
|
extern int sysctl_rose_reset_request_timeout;
|
| 154 |
|
|
extern int sysctl_rose_clear_request_timeout;
|
| 155 |
|
|
extern int sysctl_rose_ack_hold_back_timeout;
|
| 156 |
|
|
extern int sysctl_rose_routing_control;
|
| 157 |
|
|
extern int sysctl_rose_link_fail_timeout;
|
| 158 |
|
|
extern int sysctl_rose_maximum_vcs;
|
| 159 |
|
|
extern int sysctl_rose_window_size;
|
| 160 |
|
|
extern int rosecmp(rose_address *, rose_address *);
|
| 161 |
|
|
extern int rosecmpm(rose_address *, rose_address *, unsigned short);
|
| 162 |
|
|
extern char *rose2asc(rose_address *);
|
| 163 |
|
|
extern void rose_kill_by_neigh(struct rose_neigh *);
|
| 164 |
|
|
extern struct sock *rose_find_socket(unsigned int, struct rose_neigh *);
|
| 165 |
|
|
extern unsigned int rose_new_lci(struct rose_neigh *);
|
| 166 |
|
|
extern int rose_rx_call_request(struct sk_buff *, struct device *, struct rose_neigh *, unsigned int);
|
| 167 |
|
|
extern void rose_destroy_socket(struct sock *);
|
| 168 |
|
|
|
| 169 |
|
|
/* rose_dev.c */
|
| 170 |
|
|
extern int rose_rx_ip(struct sk_buff *, struct device *);
|
| 171 |
|
|
extern int rose_init(struct device *);
|
| 172 |
|
|
|
| 173 |
|
|
#include <net/rosecall.h>
|
| 174 |
|
|
|
| 175 |
|
|
/* rose_in.c */
|
| 176 |
|
|
extern int rose_process_rx_frame(struct sock *, struct sk_buff *);
|
| 177 |
|
|
|
| 178 |
|
|
/* rose_link.c */
|
| 179 |
|
|
extern void rose_link_set_timer(struct rose_neigh *);
|
| 180 |
|
|
extern void rose_link_rx_restart(struct sk_buff *, struct rose_neigh *, unsigned short);
|
| 181 |
|
|
extern void rose_transmit_restart_request(struct rose_neigh *);
|
| 182 |
|
|
extern void rose_transmit_restart_confirmation(struct rose_neigh *);
|
| 183 |
|
|
extern void rose_transmit_diagnostic(struct rose_neigh *, unsigned char);
|
| 184 |
|
|
extern void rose_transmit_clear_request(struct rose_neigh *, unsigned int, unsigned char, unsigned char);
|
| 185 |
|
|
extern void rose_transmit_link(struct sk_buff *, struct rose_neigh *);
|
| 186 |
|
|
|
| 187 |
|
|
/* rose_loopback.c */
|
| 188 |
|
|
extern void rose_loopback_init(void);
|
| 189 |
|
|
extern void rose_loopback_clear(void);
|
| 190 |
|
|
extern int rose_loopback_queue(struct sk_buff *, struct rose_neigh *);
|
| 191 |
|
|
|
| 192 |
|
|
/* rose_out.c */
|
| 193 |
|
|
extern void rose_kick(struct sock *);
|
| 194 |
|
|
extern void rose_enquiry_response(struct sock *);
|
| 195 |
|
|
|
| 196 |
|
|
/* rose_route.c */
|
| 197 |
|
|
extern void rose_rt_device_down(struct device *);
|
| 198 |
|
|
extern void rose_link_device_down(struct device *);
|
| 199 |
|
|
extern void rose_clean_neighbour(struct rose_neigh *);
|
| 200 |
|
|
extern struct device *rose_dev_first(void);
|
| 201 |
|
|
extern struct device *rose_dev_get(rose_address *);
|
| 202 |
|
|
extern struct rose_route *rose_route_free_lci(unsigned int, struct rose_neigh *);
|
| 203 |
|
|
extern struct device *rose_ax25_dev_get(char *);
|
| 204 |
|
|
extern struct rose_neigh *rose_get_neigh(rose_address *, unsigned char *, unsigned char *);
|
| 205 |
|
|
extern int rose_rt_ioctl(unsigned int, void *);
|
| 206 |
|
|
extern void rose_link_failed(ax25_cb *, int);
|
| 207 |
|
|
extern int rose_route_frame(struct sk_buff *, ax25_cb *);
|
| 208 |
|
|
extern int rose_nodes_get_info(char *, char **, off_t, int, int);
|
| 209 |
|
|
extern int rose_neigh_get_info(char *, char **, off_t, int, int);
|
| 210 |
|
|
extern int rose_routes_get_info(char *, char **, off_t, int, int);
|
| 211 |
|
|
extern void rose_rt_free(void);
|
| 212 |
|
|
|
| 213 |
|
|
/* rose_subr.c */
|
| 214 |
|
|
extern void rose_clear_queues(struct sock *);
|
| 215 |
|
|
extern void rose_frames_acked(struct sock *, unsigned short);
|
| 216 |
|
|
extern int rose_validate_nr(struct sock *, unsigned short);
|
| 217 |
|
|
extern void rose_write_internal(struct sock *, int);
|
| 218 |
|
|
extern int rose_decode(struct sk_buff *, int *, int *, int *, int *, int *);
|
| 219 |
|
|
extern int rose_parse_facilities(unsigned char *, struct rose_facilities_struct *);
|
| 220 |
|
|
extern int rose_create_facilities(unsigned char *, rose_cb *);
|
| 221 |
|
|
|
| 222 |
|
|
/* rose_timer.c */
|
| 223 |
|
|
extern void rose_set_timer(struct sock *);
|
| 224 |
|
|
|
| 225 |
|
|
/* sysctl_net_rose.c */
|
| 226 |
|
|
extern void rose_register_sysctl(void);
|
| 227 |
|
|
extern void rose_unregister_sysctl(void);
|
| 228 |
|
|
|
| 229 |
|
|
/* rose_transit.c */
|
| 230 |
|
|
void rose_transit(struct sk_buff *, rose_tr *, rose_tr *);
|
| 231 |
|
|
void rose_init_transit(rose_tr *, unsigned int, struct rose_neigh *);
|
| 232 |
|
|
|
| 233 |
|
|
#endif
|
