Remove __P macros from src/usr.bin and src/usr.sbin.
[dragonfly.git] / usr.sbin / atm / atmarpd / atmarp_var.h
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1/*
2 *
3 * ===================================
4 * HARP | Host ATM Research Platform
5 * ===================================
6 *
7 *
8 * This Host ATM Research Platform ("HARP") file (the "Software") is
9 * made available by Network Computing Services, Inc. ("NetworkCS")
10 * "AS IS". NetworkCS does not provide maintenance, improvements or
11 * support of any kind.
12 *
13 * NETWORKCS MAKES NO WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED,
14 * INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY
15 * AND FITNESS FOR A PARTICULAR PURPOSE, AS TO ANY ELEMENT OF THE
16 * SOFTWARE OR ANY SUPPORT PROVIDED IN CONNECTION WITH THIS SOFTWARE.
17 * In no event shall NetworkCS be responsible for any damages, including
18 * but not limited to consequential damages, arising from or relating to
19 * any use of the Software or related support.
20 *
21 * Copyright 1994-1998 Network Computing Services, Inc.
22 *
23 * Copies of this Software may be made, however, the above copyright
24 * notice must be reproduced on all copies.
25 *
26 * @(#) $FreeBSD: src/usr.sbin/atm/atmarpd/atmarp_var.h,v 1.3 1999/08/28 01:15:31 peter Exp $
2d8a3be7 27 * @(#) $DragonFly: src/usr.sbin/atm/atmarpd/atmarp_var.h,v 1.3 2003/11/03 19:31:35 eirikn Exp $
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28 *
29 */
30
31/*
32 * Server Cache Synchronization Protocol (SCSP) Support
33 * ----------------------------------------------------
34 *
35 * SCSP-ATMARP server interface: control blocks
36 *
37 */
38
39#ifndef _ATMARP_ATMARP_VAR_H
40#define _ATMARP_ATMARP_VAR_H
41
42#ifndef TRUE
43#define TRUE 1
44#endif
45
46#ifndef FALSE
47#define FALSE 0
48#endif
49
50/*
51 * Operational constants
52 */
53#define ATMARP_DIR "/tmp"
54#define ATMARP_SOCK_PREFIX "AA_"
55#define ATMARP_CACHE_INTERVAL 50
56#define ATMARP_PERM_INTERVAL 600
57#define ATMARP_KEEPALIVE_INTERVAL 5
58
59
60/*
61 * Macros for manipulating ATMARP tables and entries
62 */
63#define ATMARP_HASHSIZ 19 /* Hash table size */
64
65#define ATMARP_HASH(ip) ((u_long)(ip) % ATMARP_HASHSIZ)
66
67#define ATMARP_ADD(ai, aa) \
68{ \
69 Atmarp **h; \
70 h = &ai->ai_arptbl[ATMARP_HASH((aa)->aa_dstip.s_addr)]; \
71 LINK2TAIL((aa), Atmarp, *h, aa_next); \
72}
73
74#define ATMARP_DELETE(ai, aa) \
75{ \
76 Atmarp **h; \
77 h = &ai->ai_arptbl[ATMARP_HASH((aa)->aa_dstip.s_addr)]; \
78 UNLINK((aa), Atmarp, *h, aa_next); \
79}
80
81#define ATMARP_LOOKUP(ai, ip, aa) \
82{ \
83 for ((aa) = (ai)->ai_arptbl[ATMARP_HASH(ip)]; \
84 (aa); (aa) = (aa)->aa_next) { \
85 if ((aa)->aa_dstip.s_addr == (ip)) \
86 break; \
87 } \
88}
89
90
91/*
92 * Macro to compare originator ID structures
93 */
94#define OID_EQUAL(id1, id2) \
95 (((id1)->id_len == (id2)->id_len) && \
96 (bcmp((caddr_t)(id1)->id, \
97 (caddr_t)(id2)->id, \
98 (id1)->id_len) == 0))
99
100#define KEY_EQUAL(key1, key2) \
101 (((key1)->key_len == (key2)->key_len) && \
102 (bcmp((caddr_t)(key1)->key, \
103 (caddr_t)(key2)->key, \
104 (key1)->key_len) == 0))
105
106
107/*
108 * Interface entry for ATMARP SCSP interface daemon
109 */
110struct atmarp_intf {
111 struct atmarp_intf *ai_next; /* Next chained I/F */
112 char ai_intf[IFNAMSIZ]; /* Network I/F name */
113 struct in_addr ai_ip_addr; /* IP address */
114 struct in_addr ai_subnet_mask; /* Subnet mask */
115 int ai_mtu; /* IP MTU */
116 Atm_addr ai_atm_addr; /* ATM address */
117 Atm_addr ai_atm_subaddr; /* ATM subaddress */
118 int ai_scsp_sock; /* Socket to SCSP */
119 Harp_timer ai_keepalive_t; /* Keepalive timer */
120 char *ai_scsp_sockname; /* Socket name */
121 u_char ai_state; /* Interface state */
122 u_char ai_mark;
123 struct atmarp *ai_arptbl[ATMARP_HASHSIZ]; /* ARP cache */
124};
125typedef struct atmarp_intf Atmarp_intf;
126
127#define AI_STATE_NULL 0
128#define AI_STATE_UP 1
129
130
131/*
132 * Super-LIS control block for ATMARP server daemon
133 */
134struct atmarp_slis {
135 struct atmarp_slis *as_next; /* Next super-LIS */
136 char *as_name; /* Name of super-LIS */
137 int as_cnt; /* LIS count */
138 Atmarp_intf *as_intfs; /* List of intfs */
139};
140typedef struct atmarp_slis Atmarp_slis;
141
142
143/*
144 * ATMARP cache entry format
145 */
146struct atmarp {
147 struct atmarp *aa_next; /* Hash chain link */
148 struct in_addr aa_dstip; /* Destination IP addr */
149 Atm_addr aa_dstatm; /* Destination ATM addr */
150 Atm_addr aa_dstatmsub; /* Destination ATM subaddr */
151 struct scsp_ckey aa_key; /* SCSP cache key */
152 struct scsp_id aa_oid; /* SCSP originator ID */
153 long aa_seq; /* SCSP sequence no. */
154 Atmarp_intf *aa_intf; /* Interface for entry */
155 u_char aa_flags; /* Flags (see below) */
156 u_char aa_origin; /* Entry origin */
157 char aa_mark; /* Mark */
158};
159typedef struct atmarp Atmarp;
160
161/*
162 * ATMARP Entry Flags
163 */
164#define AAF_PERM 0x01 /* Entry is permanent */
165#define AAF_SERVER 0x02 /* Entry is for the server */
166
167
168/*
169 * Global variables
170 */
171extern char *prog;
172extern int atmarp_debug_mode;
173extern int atmarp_max_socket;
174extern Atmarp_intf *atmarp_intf_head;
175extern Atmarp_slis *atmarp_slis_head;
176extern FILE *atmarp_log_file;
177
178
179/*
180 * Function definitions
181 */
182
183/* atmarp_config.c */
2d8a3be7 184extern int atmarp_cfg_netif(char *);
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185
186/* atmarp_log.c */
187#if __STDC__
2d8a3be7 188extern void atmarp_log(const int, const char *, ...);
984263bc 189#else
2d8a3be7 190extern void atmarp_log(int, char *, va_alist);
984263bc 191#endif
2d8a3be7 192extern void atmarp_mem_err(char *);
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193
194/* atmarp_scsp.c */
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195extern int atmarp_scsp_cache(Atmarp_intf *, Scsp_if_msg *);
196extern int atmarp_scsp_update(Atmarp *, int);
197extern int atmarp_scsp_update_in(Atmarp_intf *,
198 Scsp_if_msg *);
199extern int atmarp_scsp_read(Atmarp_intf *);
200extern int atmarp_scsp_out(Atmarp_intf *, char *, int);
201extern int atmarp_scsp_connect(Atmarp_intf *);
202extern void atmarp_scsp_close(Atmarp_intf *);
203extern int atmarp_scsp_disconnect(Atmarp_intf *);
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204
205/* atmarp_subr.c */
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206extern Atmarp_intf *atmarp_find_intf_sock(int);
207extern Atmarp_intf *atmarp_find_intf_name(char *);
208extern void atmarp_clear_marks();
209extern int atmarp_is_server(Atmarp_intf *);
210extern int atmarp_if_ready(Atmarp_intf *);
211extern Atmarp * atmarp_copy_cache_entry(struct air_arp_rsp *);
212extern int atmarp_update_kernel(Atmarp *);
213extern void atmarp_get_updated_cache();
214extern void atmarp_process_cache_entry(struct air_arp_rsp *);
215extern void print_atmarp_intf(FILE *, Atmarp_intf *);
216extern void print_atmarp_cache(FILE *, Atmarp *);
217extern void dump_atmarp_cache(FILE *, Atmarp_intf *);
218extern void atmarp_sigint(int);
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219
220/* atmarp_timer.c */
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221extern void atmarp_cache_timeout(Harp_timer *);
222extern void atmarp_perm_timeout(Harp_timer *);
223extern void atmarp_keepalive_timeout(Harp_timer *);
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224
225
226#endif /* _ATMARP_ATMARP_VAR_H */