kernel - fix sctp build (LINT)
[dragonfly.git] / sys / netinet / sctputil.h
CommitLineData
8d60bf8a 1/* $KAME: sctputil.h,v 1.14 2004/08/17 04:06:21 itojun Exp $ */
6d49aa6f 2/* $DragonFly: src/sys/netinet/sctputil.h,v 1.6 2007/04/22 01:13:14 dillon Exp $ */
8d60bf8a 3
1bd40720
MD
4#ifndef _NETINET_SCTPUTIL_H_
5#define _NETINET_SCTPUTIL_H_
8d60bf8a
EN
6
7/*
8 * Copyright (C) 2002, 2003, 2004 Cisco Systems Inc,
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of the project nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
1bd40720
MD
36#ifndef _SYS_TYPES_H_
37#include <sys/types.h>
38#endif
39#ifndef _SYS_SOCKET_H_
40#include <sys/socket.h>
41#endif
42
8d60bf8a
EN
43#if defined(_KERNEL) || (defined(__APPLE__) && defined(KERNEL))
44
45#ifdef SCTP_MBUF_DEBUG
46#define sctp_m_freem(m) do { \
a6ec04bc 47 kprintf("m_freem(%p) m->nxtpkt:%p at %s[%d]\n", \
8d60bf8a
EN
48 (m), (m)->m_next, __FILE__, __LINE__); \
49 m_freem(m); \
50} while (0);
51#else
52#define sctp_m_freem m_freem
53#endif
54
55#ifdef __APPLE__
56struct mbuf *sctp_m_copym(struct mbuf *m, int off, int len, int wait);
57#else
58#define sctp_m_copym m_copym
59#endif /* __APPLE__ */
60
61/*
62 * Zone(pool) allocation routines: MUST be defined for each OS
63 * zone = zone/pool pointer
64 * name = string name of the zone/pool
65 * size = size of each zone/pool element
66 * number = number of elements in zone/pool
67 */
8e062f96 68#if defined(__FreeBSD__) || defined(__DragonFly__)
8d60bf8a
EN
69#if __FreeBSD_version >= 500000
70#include <vm/uma.h>
8d60bf8a
EN
71#endif
72#elif defined(__NetBSD__) || defined(__OpenBSD__)
73#include <sys/pool.h>
74#endif
75
76/* SCTP_ZONE_INIT: initialize the zone */
8e062f96 77#if defined(__FreeBSD__) || defined(__DragonFly__)
8d60bf8a
EN
78#if __FreeBSD_version >= 500000
79#define UMA_ZFLAG_FULL 0x0020
80#define SCTP_ZONE_INIT(zone, name, size, number) { \
81 zone = uma_zcreate(name, size, NULL, NULL, NULL, NULL, UMA_ALIGN_PTR,\
82 UMA_ZFLAG_FULL); \
83 uma_zone_set_max(zone, number); \
84}
85#else
9f42c129
MD
86#define SCTP_ZONE_INIT(zone, name, size, number) \
87 do { \
88 zone.ks_shortdesc = name; \
89 zone.ks_size = size; \
3533f365 90 zone.ks_magic = M_MAGIC; \
9f42c129
MD
91 malloc_init(&zone); \
92 } while(0)
8d60bf8a
EN
93#endif
94#elif defined(__APPLE__)
95#define SCTP_ZONE_INIT(zone, name, size, number) \
96 zone = (void *)zinit(size, number * size, number, name);
97#elif defined(__OpenBSD__) || defined(__NetBSD__)
98#define SCTP_ZONE_INIT(zone, name, size, number) \
99 pool_init(&(zone), size, 0, 0, 0, name, NULL);
100#else
101 /* don't know this OS! */
102 force_comile_error;
103#endif
104
105/* SCTP_ZONE_GET: allocate element from the zone */
106#if defined(__FreeBSD__)
107#if __FreeBSD_version >= 500000
108#define SCTP_ZONE_GET(zone) \
109 uma_zalloc(zone, M_NOWAIT);
110#else
111#define SCTP_ZONE_GET(zone) \
112 zalloci(zone);
113#endif
8e062f96
EN
114#elif defined(__DragonFly__)
115#define SCTP_ZONE_GET(zone) \
9f42c129 116 kmalloc(zone.ks_size, &zone, M_WAITOK|M_ZERO)
8d60bf8a
EN
117#elif defined(__APPLE__)
118#define SCTP_ZONE_GET(zone) \
119 zalloc(zone);
120#elif defined(__NetBSD__) || defined(__OpenBSD__)
121#define SCTP_ZONE_GET(zone) \
122 pool_get(&zone, PR_NOWAIT);
123#else
124 /* don't know this OS! */
125 force_comile_error;
126#endif
127
128/* SCTP_ZONE_FREE: free element from the zone */
129#if defined(__FreeBSD__)
130#if __FreeBSD_version >= 500000
131#define SCTP_ZONE_FREE(zone, element) \
132 uma_zfree(zone, element);
133#else
134#define SCTP_ZONE_FREE(zone, element) \
135 zfreei(zone, element);
136#endif
8e062f96
EN
137#elif defined(__DragonFly__)
138#define SCTP_ZONE_FREE(zone, element) \
9f42c129 139 kfree(element, &zone)
8d60bf8a
EN
140#elif defined(__APPLE__)
141#define SCTP_ZONE_FREE(zone, element) \
142 zfree(zone, element);
143#elif defined(__NetBSD__) || defined(__OpenBSD__)
144#define SCTP_ZONE_FREE(zone, element) \
145 pool_put(&zone, element);
146#else
147 /* don't know this OS! */
148 force_comile_error;
149#endif
150
151#define sctp_get_associd(stcb) ((sctp_assoc_t)stcb->asoc.my_vtag)
152
153/*
154 * Function prototypes
155 */
1bd40720
MD
156
157struct mbuf;
158struct ip;
159struct sockbuf;
160struct socket;
161struct sockaddr_in6;
162struct sctp_pcb;
163struct sctp_tcb;
164struct sctp_tmit_chunk;
165struct sctpchunk_listhead;
166struct sctphdr;
167struct sctp_inpcb;
168struct sctp_association;
169struct sctp_nets;
170
8d60bf8a
EN
171struct ifaddr *sctp_find_ifa_by_addr(struct sockaddr *sa);
172
173u_int32_t sctp_select_initial_TSN(struct sctp_pcb *);
174
175u_int32_t sctp_select_a_tag(struct sctp_inpcb *);
176
177int sctp_init_asoc(struct sctp_inpcb *, struct sctp_association *, int, uint32_t);
178
179void sctp_fill_random_store(struct sctp_pcb *);
180
181int sctp_timer_start(int, struct sctp_inpcb *, struct sctp_tcb *,
182 struct sctp_nets *);
183
184int sctp_timer_stop(int, struct sctp_inpcb *, struct sctp_tcb *,
185 struct sctp_nets *);
186
187u_int32_t sctp_calculate_sum(struct mbuf *, int32_t *, u_int32_t);
188
189void sctp_mtu_size_reset(struct sctp_inpcb *, struct sctp_association *,
190 u_long);
191
192int find_next_best_mtu(int);
193
194u_int32_t sctp_calculate_rto(struct sctp_tcb *, struct sctp_association *,
195 struct sctp_nets *, struct timeval *);
196
197u_int32_t sctp_calculate_len(struct mbuf *);
198
199caddr_t sctp_m_getptr(struct mbuf *, int, int, u_int8_t *);
200
201struct sctp_paramhdr *sctp_get_next_param(struct mbuf *, int,
202 struct sctp_paramhdr *, int);
203
204int sctp_add_pad_tombuf(struct mbuf *, int);
205
206int sctp_pad_lastmbuf(struct mbuf *, int);
207
208void sctp_ulp_notify(u_int32_t, struct sctp_tcb *, u_int32_t, void *);
209
210void sctp_report_all_outbound(struct sctp_tcb *);
211
212int sctp_expand_mapping_array(struct sctp_association *);
213
214void sctp_abort_notification(struct sctp_tcb *, int);
215
216/* We abort responding to an IP packet for some reason */
217void sctp_abort_association(struct sctp_inpcb *, struct sctp_tcb *,
218 struct mbuf *, int, struct sctphdr *, struct mbuf *);
219
220/* We choose to abort via user input */
221void sctp_abort_an_association(struct sctp_inpcb *, struct sctp_tcb *, int,
222 struct mbuf *);
223
224void sctp_handle_ootb(struct mbuf *, int, int, struct sctphdr *,
225 struct sctp_inpcb *, struct mbuf *);
226
227int sctp_is_there_an_abort_here(struct mbuf *, int, int *);
228uint32_t sctp_is_same_scope(struct sockaddr_in6 *, struct sockaddr_in6 *);
229struct sockaddr_in6 *sctp_recover_scope(struct sockaddr_in6 *,
230 struct sockaddr_in6 *);
231
232int sctp_cmpaddr(struct sockaddr *, struct sockaddr *);
233
234void sctp_print_address(struct sockaddr *);
235void sctp_print_address_pkt(struct ip *, struct sctphdr *);
236
6d49aa6f 237int sctp_sbappendaddr_nocheck(struct signalsockbuf *, struct sockaddr *,
f3f70f0d 238 struct mbuf *, struct mbuf *, u_int32_t, struct sctp_inpcb *);
8d60bf8a
EN
239
240
241int sctp_release_pr_sctp_chunk(struct sctp_tcb *, struct sctp_tmit_chunk *,
242 int, struct sctpchunk_listhead *);
243
244struct mbuf *sctp_generate_invmanparam(int);
245
246/*
247 * this is an evil layer violation that I think is a hack.. but I stand
248 * alone on the tsvwg in this thought... everyone else considers it part
249 * of the sockets layer (along with all of the peeloff code :<)
250 */
251u_int32_t sctp_get_first_vtag_from_sb(struct socket *);
252
253
254void sctp_grub_through_socket_buffer(struct sctp_inpcb *, struct socket *,
255 struct socket *, struct sctp_tcb *);
256
257void sctp_free_bufspace(struct sctp_tcb *, struct sctp_association *,
258 struct sctp_tmit_chunk *);
259
260#ifdef SCTP_STAT_LOGGING
261void sctp_log_strm_del_alt(u_int32_t, u_int16_t, int);
262
263void sctp_log_strm_del(struct sctp_tmit_chunk *, struct sctp_tmit_chunk *, int);
264void sctp_log_cwnd(struct sctp_nets *, int, uint8_t);
265void sctp_log_maxburst(struct sctp_nets *, int, int, uint8_t);
266void sctp_log_block(uint8_t, struct socket *, struct sctp_association *);
267void sctp_log_rwnd(uint8_t, u_int32_t, u_int32_t, u_int32_t );
268void sctp_log_mbcnt(uint8_t, u_int32_t, u_int32_t, u_int32_t, u_int32_t);
269void sctp_log_rwnd_set(uint8_t, u_int32_t, u_int32_t, u_int32_t, u_int32_t);
270int sctp_fill_stat_log(struct mbuf *);
271void sctp_log_fr(uint32_t, uint32_t, uint32_t, int);
272void sctp_log_map(uint32_t, uint32_t, uint32_t, int);
273
274void sctp_clr_stat_log(void);
275
276#endif
277
278#ifdef SCTP_AUDITING_ENABLED
279void sctp_auditing(int, struct sctp_inpcb *, struct sctp_tcb *,
280 struct sctp_nets *);
281void sctp_audit_log(u_int8_t, u_int8_t);
282
283#endif
284
8e062f96 285#if defined(SCTP_BASE_FREEBSD) || defined(__DragonFly__)
8d60bf8a
EN
286/* Note: these are in <sys/time.h>, but not in kernel space */
287#define timerclear(tvp) (tvp)->tv_sec = (tvp)->tv_usec = 0
288#define timerisset(tvp) ((tvp)->tv_sec || (tvp)->tv_usec)
289#define timercmp(tvp, uvp, cmp) \
290 (((tvp)->tv_sec == (uvp)->tv_sec) ? \
291 ((tvp)->tv_usec cmp (uvp)->tv_usec) : \
292 ((tvp)->tv_sec cmp (uvp)->tv_sec))
293#define timeradd(tvp, uvp, vvp) \
294 do { \
295 (vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec; \
296 (vvp)->tv_usec = (tvp)->tv_usec + (uvp)->tv_usec; \
297 if ((vvp)->tv_usec >= 1000000) { \
298 (vvp)->tv_sec++; \
299 (vvp)->tv_usec -= 1000000; \
300 } \
301 } while (/* CONSTCOND */ 0)
302#define timersub(tvp, uvp, vvp) \
303 do { \
304 (vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec; \
305 (vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec; \
306 if ((vvp)->tv_usec < 0) { \
307 (vvp)->tv_sec--; \
308 (vvp)->tv_usec += 1000000; \
309 } \
310 } while (/* CONSTCOND */ 0)
311#endif /* SCTP_BASE_FREEBSD */
312
313#endif /* _KERNEL */
314#endif