2 /* $KAME: altq_var.h,v 1.16 2003/10/03 05:05:15 kjc Exp $ */
5 * Copyright (C) 1998-2003
6 * Sony Computer Science Laboratories Inc. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY SONY CSL AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL SONY CSL OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #ifndef _ALTQ_ALTQ_VAR_H_
30 #define _ALTQ_ALTQ_VAR_H_
34 #include <sys/param.h>
35 #include <sys/kernel.h>
36 #include <sys/queue.h>
38 #ifdef ALTQ3_CLFIER_COMPAT
40 * filter structure for altq common classifier
43 LIST_ENTRY(acc_filter) f_chain;
44 void *f_class; /* pointer to the class */
45 u_long f_handle; /* filter id */
46 u_int32_t f_fbmask; /* filter bitmask */
47 struct flow_filter f_filter; /* filter value */
51 * XXX ACC_FILTER_TABLESIZE can't be larger than 2048 unless we fix
52 * the handle assignment.
54 #define ACC_FILTER_TABLESIZE (256+1)
55 #define ACC_FILTER_MASK (ACC_FILTER_TABLESIZE - 2)
56 #define ACC_WILDCARD_INDEX (ACC_FILTER_TABLESIZE - 1)
58 #define ACC_GET_HASH_INDEX(addr) \
59 ({int x = (addr) + ((addr) >> 16); (x + (x >> 8)) & ACC_FILTER_MASK;})
61 #define ACC_GET_HASH_INDEX(addr) \
62 (((addr) + ((addr) >> 8) + ((addr) >> 16) + ((addr) >> 24)) \
65 #define ACC_GET_HINDEX(handle) ((handle) >> 20)
67 #if (__FreeBSD_version > 500000)
68 #define ACC_LOCK_INIT(ac) mtx_init(&(ac)->acc_mtx, "classifier", MTX_DEF)
69 #define ACC_LOCK_DESTROY(ac) mtx_destroy(&(ac)->acc_mtx)
70 #define ACC_LOCK(ac) mtx_lock(&(ac)->acc_mtx)
71 #define ACC_UNLOCK(ac) mtx_unlock(&(ac)->acc_mtx)
73 #define ACC_LOCK_INIT(ac)
74 #define ACC_LOCK_DESTROY(ac)
76 #define ACC_UNLOCK(ac)
79 struct acc_classifier {
81 LIST_HEAD(filt, acc_filter) acc_filters[ACC_FILTER_TABLESIZE];
83 #if (__FreeBSD_version > 500000)
89 * flowinfo mask bits used by classifier
92 #define FIMB4_PROTO 0x0001
93 #define FIMB4_TOS 0x0002
94 #define FIMB4_DADDR 0x0004
95 #define FIMB4_SADDR 0x0008
96 #define FIMB4_DPORT 0x0010
97 #define FIMB4_SPORT 0x0020
98 #define FIMB4_GPI 0x0040
99 #define FIMB4_ALL 0x007f
101 #define FIMB6_PROTO 0x0100
102 #define FIMB6_TCLASS 0x0200
103 #define FIMB6_DADDR 0x0400
104 #define FIMB6_SADDR 0x0800
105 #define FIMB6_DPORT 0x1000
106 #define FIMB6_SPORT 0x2000
107 #define FIMB6_GPI 0x4000
108 #define FIMB6_FLABEL 0x8000
109 #define FIMB6_ALL 0xff00
111 #define FIMB_ALL (FIMB4_ALL|FIMB6_ALL)
113 #define FIMB4_PORTS (FIMB4_DPORT|FIMB4_SPORT|FIMB4_GPI)
114 #define FIMB6_PORTS (FIMB6_DPORT|FIMB6_SPORT|FIMB6_GPI)
115 #endif /* ALTQ3_CLFIER_COMPAT */
118 * machine dependent clock
119 * a 64bit high resolution time counter.
121 extern int machclk_usepcc;
122 extern u_int32_t machclk_freq;
123 extern u_int32_t machclk_per_tick;
124 extern void init_machclk(void);
125 extern u_int64_t read_machclk(void);
132 #define ASSERT(e) ((e) ? (void)0 : altq_assert(__FILE__, __LINE__, #e))
134 #define ASSERT(e) ((e) ? (void)0 : altq_assert(__FILE__, __LINE__, "e"))
137 #define ASSERT(e) ((void)0)
141 * misc stuff for compatibility
144 #if defined(__FreeBSD__) && (__FreeBSD__ < 3)
145 typedef int ioctlcmd_t;
147 typedef u_long ioctlcmd_t;
152 * the interface of TAILQ_LAST macro changed after the introduction
153 * of softupdate. redefine it here to make it work with pre-2.2.7.
156 #define TAILQ_LAST(head, headname) \
157 (*(((struct headname *)((head)->tqh_last))->tqh_last))
160 #define TAILQ_EMPTY(head) ((head)->tqh_first == NULL)
162 #ifndef TAILQ_FOREACH
163 #define TAILQ_FOREACH(var, head, field) \
164 for (var = TAILQ_FIRST(head); var; var = TAILQ_NEXT(var, field))
167 /* macro for timeout/untimeout */
168 #if (__FreeBSD_version > 300000) || defined(__NetBSD__)
170 #include <sys/callout.h>
172 #if (__FreeBSD_version > 500000)
173 #define CALLOUT_INIT(c) callout_init((c), 0)
175 #define CALLOUT_INIT(c) callout_init((c))
177 #define CALLOUT_RESET(c,t,f,a) callout_reset((c),(t),(f),(a))
178 #define CALLOUT_STOP(c) callout_stop((c))
179 #if !defined(CALLOUT_INITIALIZER) && (__FreeBSD_version < 600000)
180 #define CALLOUT_INITIALIZER { { { NULL } }, 0, NULL, NULL, 0 }
182 #elif defined(__OpenBSD__)
183 #include <sys/timeout.h>
184 /* callout structure as a wrapper of struct timeout */
188 #define CALLOUT_INIT(c) do { bzero((c), sizeof(*(c))); } while (/*CONSTCOND*/ 0)
189 #define CALLOUT_RESET(c,t,f,a) do { if (!timeout_initialized(&(c)->c_to)) \
190 timeout_set(&(c)->c_to, (f), (a)); \
191 timeout_add(&(c)->c_to, (t)); } while (/*CONSTCOND*/ 0)
192 #define CALLOUT_STOP(c) timeout_del(&(c)->c_to)
193 #define CALLOUT_INITIALIZER { { { NULL }, NULL, NULL, 0, 0 } }
195 /* use old-style timeout/untimeout */
196 /* dummy callout structure */
198 void *c_arg; /* function argument */
199 void (*c_func)(void *); /* functiuon to call */
201 #define CALLOUT_INIT(c) do { bzero((c), sizeof(*(c))); } while (/*CONSTCOND*/ 0)
202 #define CALLOUT_RESET(c,t,f,a) do { (c)->c_arg = (a); \
204 timeout((f),(a),(t)); } while (/*CONSTCOND*/ 0)
205 #define CALLOUT_STOP(c) untimeout((c)->c_func,(c)->c_arg)
206 #define CALLOUT_INITIALIZER { NULL, NULL }
208 #if !defined(__FreeBSD__)
209 typedef void (timeout_t)(void *);
212 #define m_pktlen(m) ((m)->m_pkthdr.len)
214 struct ifnet; struct mbuf;
216 #ifdef ALTQ3_CLFIER_COMPAT
220 void *altq_lookup(char *, int);
221 #ifdef ALTQ3_CLFIER_COMPAT
222 int altq_extractflow(struct mbuf *, int, struct flowinfo *, u_int32_t);
223 int acc_add_filter(struct acc_classifier *, struct flow_filter *,
225 int acc_delete_filter(struct acc_classifier *, u_long);
226 int acc_discard_filters(struct acc_classifier *, void *, int);
227 void *acc_classify(void *, struct mbuf *, int);
229 u_int8_t read_dsfield(struct mbuf *, struct altq_pktattr *);
230 void write_dsfield(struct mbuf *, struct altq_pktattr *, u_int8_t);
231 void altq_assert(const char *, int, const char *);
232 int tbr_set(struct ifaltq *, struct tb_profile *);
233 int tbr_get(struct ifaltq *, struct tb_profile *);
235 int altq_pfattach(struct pf_altq *);
236 int altq_pfdetach(struct pf_altq *);
237 int altq_add(struct pf_altq *);
238 int altq_remove(struct pf_altq *);
239 int altq_add_queue(struct pf_altq *);
240 int altq_remove_queue(struct pf_altq *);
241 int altq_getqstats(struct pf_altq *, void *, int *);
243 int cbq_pfattach(struct pf_altq *);
244 int cbq_add_altq(struct pf_altq *);
245 int cbq_remove_altq(struct pf_altq *);
246 int cbq_add_queue(struct pf_altq *);
247 int cbq_remove_queue(struct pf_altq *);
248 int cbq_getqstats(struct pf_altq *, void *, int *);
250 int priq_pfattach(struct pf_altq *);
251 int priq_add_altq(struct pf_altq *);
252 int priq_remove_altq(struct pf_altq *);
253 int priq_add_queue(struct pf_altq *);
254 int priq_remove_queue(struct pf_altq *);
255 int priq_getqstats(struct pf_altq *, void *, int *);
257 int hfsc_pfattach(struct pf_altq *);
258 int hfsc_add_altq(struct pf_altq *);
259 int hfsc_remove_altq(struct pf_altq *);
260 int hfsc_add_queue(struct pf_altq *);
261 int hfsc_remove_queue(struct pf_altq *);
262 int hfsc_getqstats(struct pf_altq *, void *, int *);
265 #endif /* _ALTQ_ALTQ_VAR_H_ */