1/*
2 * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26#ifndef SUN_NIO_CH_SCTP_H
27#define SUN_NIO_CH_SCTP_H
28
29#ifdef __solaris__
30
31#define _XPG4_2
32#define __EXTENSIONS__
33#include <sys/socket.h>
34#include <netinet/sctp.h>
35#include "jni.h"
36
37/* Current Solaris headers don't comply with draft rfc */
38#ifndef SCTP_EOF
39#define SCTP_EOF MSG_EOF
40#endif
41
42#ifndef SCTP_UNORDERED
43#define SCTP_UNORDERED MSG_UNORDERED
44#endif
45
46/* The current version of the socket API extension shipped with Solaris does
47 * not define the following options that the Java API (optionally) supports */
48#ifndef SCTP_EXPLICIT_EOR
49#define SCTP_EXPLICIT_EOR -1
50#endif
51#ifndef SCTP_FRAGMENT_INTERLEAVE
52#define SCTP_FRAGMENT_INTERLEAVE -1
53#endif
54#ifndef SCTP_SET_PEER_PRIMARY_ADDR
55#define SCTP_SET_PEER_PRIMARY_ADDR -1
56#endif
57
58/* Function types to support dynamic linking of socket API extension functions
59 * for SCTP. This is so that there is no linkage depandancy during build or
60 * runtime for libsctp.*/
61typedef int sctp_getladdrs_func(int sock, sctp_assoc_t id, void **addrs);
62typedef int sctp_freeladdrs_func(void* addrs);
63typedef int sctp_getpaddrs_func(int sock, sctp_assoc_t id, void **addrs);
64typedef int sctp_freepaddrs_func(void *addrs);
65typedef int sctp_bindx_func(int sock, void *addrs, int addrcnt, int flags);
66typedef int sctp_peeloff_func(int sock, sctp_assoc_t id);
67
68
69
70#else /* __linux__ */
71#include <stdint.h>
72#include <linux/types.h>
73#include <sys/socket.h>
74#include <netinet/in.h>
75#include "jni.h"
76
77//Causes compiler error if not found, should make warning and uncomment
78/*#include <netinet/sctp.h>*/
79
80#ifndef IPPROTO_SCTP
81#define IPPROTO_SCTP 132
82#endif
83
84/* The current version of lksctp does
85 * not define the following option that the Java API (optionally) supports */
86#ifndef SCTP_EXPLICIT_EOR
87#define SCTP_EXPLICIT_EOR -1
88#endif
89
90/* Definitions taken from lksctp-tools-1.0.8/src/include/netinet/sctp.h */
91#ifndef SCTP_INITMSG
92
93enum sctp_optname {
94 SCTP_RTOINFO,
95#define SCTP_RTOINFO SCTP_RTOINFO
96 SCTP_ASSOCINFO,
97#define SCTP_ASSOCINFO SCTP_ASSOCINFO
98 SCTP_INITMSG,
99#define SCTP_INITMSG SCTP_INITMSG
100 SCTP_NODELAY, /* Get/set nodelay option. */
101#define SCTP_NODELAY SCTP_NODELAY
102 SCTP_AUTOCLOSE,
103#define SCTP_AUTOCLOSE SCTP_AUTOCLOSE
104 SCTP_SET_PEER_PRIMARY_ADDR,
105#define SCTP_SET_PEER_PRIMARY_ADDR SCTP_SET_PEER_PRIMARY_ADDR
106 SCTP_PRIMARY_ADDR,
107#define SCTP_PRIMARY_ADDR SCTP_PRIMARY_ADDR
108 SCTP_ADAPTATION_LAYER,
109#define SCTP_ADAPTATION_LAYER SCTP_ADAPTATION_LAYER
110 SCTP_DISABLE_FRAGMENTS,
111#define SCTP_DISABLE_FRAGMENTS SCTP_DISABLE_FRAGMENTS
112 SCTP_PEER_ADDR_PARAMS,
113#define SCTP_PEER_ADDR_PARAMS SCTP_PEER_ADDR_PARAMS
114 SCTP_DEFAULT_SEND_PARAM,
115#define SCTP_DEFAULT_SEND_PARAM SCTP_DEFAULT_SEND_PARAM
116 SCTP_EVENTS,
117#define SCTP_EVENTS SCTP_EVENTS
118 SCTP_I_WANT_MAPPED_V4_ADDR, /* Turn on/off mapped v4 addresses */
119#define SCTP_I_WANT_MAPPED_V4_ADDR SCTP_I_WANT_MAPPED_V4_ADDR
120 SCTP_MAXSEG, /* Get/set maximum fragment. */
121#define SCTP_MAXSEG SCTP_MAXSEG
122 SCTP_STATUS,
123#define SCTP_STATUS SCTP_STATUS
124 SCTP_GET_PEER_ADDR_INFO,
125#define SCTP_GET_PEER_ADDR_INFO SCTP_GET_PEER_ADDR_INFO
126 SCTP_DELAYED_ACK_TIME,
127#define SCTP_DELAYED_ACK_TIME SCTP_DELAYED_ACK_TIME
128 SCTP_CONTEXT, /* Receive Context */
129#define SCTP_CONTEXT SCTP_CONTEXT
130 SCTP_FRAGMENT_INTERLEAVE,
131#define SCTP_FRAGMENT_INTERLEAVE SCTP_FRAGMENT_INTERLEAVE
132 SCTP_PARTIAL_DELIVERY_POINT, /* Set/Get partial delivery point */
133#define SCTP_PARTIAL_DELIVERY_POINT SCTP_PARTIAL_DELIVERY_POINT
134 SCTP_MAX_BURST, /* Set/Get max burst */
135#define SCTP_MAX_BURST SCTP_MAX_BURST
136};
137
138enum sctp_sac_state {
139 SCTP_COMM_UP,
140 SCTP_COMM_LOST,
141 SCTP_RESTART,
142 SCTP_SHUTDOWN_COMP,
143 SCTP_CANT_STR_ASSOC,
144};
145
146enum sctp_spc_state {
147 SCTP_ADDR_AVAILABLE,
148 SCTP_ADDR_UNREACHABLE,
149 SCTP_ADDR_REMOVED,
150 SCTP_ADDR_ADDED,
151 SCTP_ADDR_MADE_PRIM,
152 SCTP_ADDR_CONFIRMED,
153};
154
155enum sctp_sinfo_flags {
156 SCTP_UNORDERED = 1, /* Send/receive message unordered. */
157 SCTP_ADDR_OVER = 2, /* Override the primary destination. */
158 SCTP_ABORT=4, /* Send an ABORT message to the peer. */
159 SCTP_EOF=MSG_FIN, /* Initiate graceful shutdown process. */
160};
161
162enum sctp_sn_type {
163 SCTP_SN_TYPE_BASE = (1<<15),
164 SCTP_ASSOC_CHANGE,
165 SCTP_PEER_ADDR_CHANGE,
166 SCTP_SEND_FAILED,
167 SCTP_REMOTE_ERROR,
168 SCTP_SHUTDOWN_EVENT,
169 SCTP_PARTIAL_DELIVERY_EVENT,
170 SCTP_ADAPTATION_INDICATION,
171};
172
173typedef enum sctp_cmsg_type {
174 SCTP_INIT, /* 5.2.1 SCTP Initiation Structure */
175#define SCTP_INIT SCTP_INIT
176 SCTP_SNDRCV, /* 5.2.2 SCTP Header Information Structure */
177#define SCTP_SNDRCV SCTP_SNDRCV
178} sctp_cmsg_t;
179
180enum sctp_msg_flags {
181 MSG_NOTIFICATION = 0x8000,
182#define MSG_NOTIFICATION MSG_NOTIFICATION
183};
184
185#define SCTP_BINDX_ADD_ADDR 0x01
186#define SCTP_BINDX_REM_ADDR 0x02
187
188typedef __s32 sctp_assoc_t;
189
190struct sctp_initmsg {
191 __u16 sinit_num_ostreams;
192 __u16 sinit_max_instreams;
193 __u16 sinit_max_attempts;
194 __u16 sinit_max_init_timeo;
195};
196
197struct sctp_sndrcvinfo {
198 __u16 sinfo_stream;
199 __u16 sinfo_ssn;
200 __u16 sinfo_flags;
201 __u32 sinfo_ppid;
202 __u32 sinfo_context;
203 __u32 sinfo_timetolive;
204 __u32 sinfo_tsn;
205 __u32 sinfo_cumtsn;
206 sctp_assoc_t sinfo_assoc_id;
207};
208
209struct sctp_event_subscribe {
210 __u8 sctp_data_io_event;
211 __u8 sctp_association_event;
212 __u8 sctp_address_event;
213 __u8 sctp_send_failure_event;
214 __u8 sctp_peer_error_event;
215 __u8 sctp_shutdown_event;
216 __u8 sctp_partial_delivery_event;
217 __u8 sctp_adaptation_layer_event;
218};
219
220struct sctp_send_failed {
221 __u16 ssf_type;
222 __u16 ssf_flags;
223 __u32 ssf_length;
224 __u32 ssf_error;
225 struct sctp_sndrcvinfo ssf_info;
226 sctp_assoc_t ssf_assoc_id;
227 __u8 ssf_data[0];
228};
229
230struct sctp_assoc_change {
231 __u16 sac_type;
232 __u16 sac_flags;
233 __u32 sac_length;
234 __u16 sac_state;
235 __u16 sac_error;
236 __u16 sac_outbound_streams;
237 __u16 sac_inbound_streams;
238 sctp_assoc_t sac_assoc_id;
239 __u8 sac_info[0];
240};
241
242struct sctp_shutdown_event {
243 __u16 sse_type;
244 __u16 sse_flags;
245 __u32 sse_length;
246 sctp_assoc_t sse_assoc_id;
247};
248
249struct sctp_paddr_change {
250 __u16 spc_type;
251 __u16 spc_flags;
252 __u32 spc_length;
253 struct sockaddr_storage spc_aaddr;
254 int spc_state;
255 int spc_error;
256 sctp_assoc_t spc_assoc_id;
257} __attribute__((packed, aligned(4)));
258
259struct sctp_remote_error {
260 __u16 sre_type;
261 __u16 sre_flags;
262 __u32 sre_length;
263 __u16 sre_error;
264 sctp_assoc_t sre_assoc_id;
265 __u8 sre_data[0];
266};
267
268struct sctp_adaptation_event {
269 __u16 sai_type;
270 __u16 sai_flags;
271 __u32 sai_length;
272 __u32 sai_adaptation_ind;
273 sctp_assoc_t sai_assoc_id;
274};
275
276struct sctp_setprim {
277 sctp_assoc_t ssp_assoc_id;
278 struct sockaddr_storage ssp_addr;
279} __attribute__((packed, aligned(4)));
280
281struct sctp_setpeerprim {
282 sctp_assoc_t sspp_assoc_id;
283 struct sockaddr_storage sspp_addr;
284} __attribute__((packed, aligned(4)));
285
286
287struct sctp_pdapi_event {
288 __u16 pdapi_type;
289 __u16 pdapi_flags;
290 __u32 pdapi_length;
291 __u32 pdapi_indication;
292 sctp_assoc_t pdapi_assoc_id;
293};
294
295union sctp_notification {
296 struct {
297 __u16 sn_type; /* Notification type. */
298 __u16 sn_flags;
299 __u32 sn_length;
300 } sn_header;
301 struct sctp_assoc_change sn_assoc_change;
302 struct sctp_paddr_change sn_paddr_change;
303 struct sctp_remote_error sn_remote_error;
304 struct sctp_send_failed sn_send_failed;
305 struct sctp_shutdown_event sn_shutdown_event;
306 struct sctp_adaptation_event sn_adaptation_event;
307 struct sctp_pdapi_event sn_pdapi_event;
308};
309
310#endif /* SCTP_INITMSG */
311
312/* Function types to support dynamic linking of socket API extension functions
313 * for SCTP. This is so that there is no linkage depandancy during build or
314 * runtime for libsctp.*/
315typedef int sctp_getladdrs_func(int sd, sctp_assoc_t id, struct sockaddr **addrs);
316typedef int sctp_freeladdrs_func(struct sockaddr *addrs);
317typedef int sctp_getpaddrs_func(int sd, sctp_assoc_t id, struct sockaddr **addrs);
318typedef int sctp_freepaddrs_func(struct sockaddr *addrs);
319typedef int sctp_bindx_func(int sd, struct sockaddr *addrs, int addrcnt, int flags);
320typedef int sctp_peeloff_func(int sock, sctp_assoc_t id);
321
322
323#endif /* __linux__ */
324
325sctp_getladdrs_func* nio_sctp_getladdrs;
326sctp_freeladdrs_func* nio_sctp_freeladdrs;
327sctp_getpaddrs_func* nio_sctp_getpaddrs;
328sctp_freepaddrs_func* nio_sctp_freepaddrs;
329sctp_bindx_func* nio_sctp_bindx;
330sctp_peeloff_func* nio_sctp_peeloff;
331
332jboolean loadSocketExtensionFuncs(JNIEnv* env);
333
334#endif /* !SUN_NIO_CH_SCTP_H */
335