1 /* SPDX-License-Identifier: ((GPL-2.0 WITH Lin <<
2 /* 1 /*
3 * include/uapi/linux/tipc.h: Header for TIPC !! 2 * include/linux/tipc.h: Include file for TIPC socket interface
4 * 3 *
5 * Copyright (c) 2003-2006, 2015-2016 Ericsson !! 4 * Copyright (c) 2003-2006, Ericsson AB
6 * Copyright (c) 2005, 2010-2011, Wind River S 5 * Copyright (c) 2005, 2010-2011, Wind River Systems
7 * All rights reserved. 6 * All rights reserved.
8 * 7 *
9 * Redistribution and use in source and binary 8 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that t 9 * modification, are permitted provided that the following conditions are met:
11 * 10 *
12 * 1. Redistributions of source code must reta 11 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the 12 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must repr 13 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the 14 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials pro 15 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the names of the copyright holde 16 * 3. Neither the names of the copyright holders nor the names of its
18 * contributors may be used to endorse or p 17 * contributors may be used to endorse or promote products derived from
19 * this software without specific prior wri 18 * this software without specific prior written permission.
20 * 19 *
21 * Alternatively, this software may be distrib 20 * Alternatively, this software may be distributed under the terms of the
22 * GNU General Public License ("GPL") version 21 * GNU General Public License ("GPL") version 2 as published by the Free
23 * Software Foundation. 22 * Software Foundation.
24 * 23 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
26 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCL 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND F 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYR 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
29 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL 28 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT L 29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THE 31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUD 32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34 * ARISING IN ANY WAY OUT OF THE USE OF THIS S 33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35 * POSSIBILITY OF SUCH DAMAGE. 34 * POSSIBILITY OF SUCH DAMAGE.
36 */ 35 */
37 36
38 #ifndef _LINUX_TIPC_H_ 37 #ifndef _LINUX_TIPC_H_
39 #define _LINUX_TIPC_H_ 38 #define _LINUX_TIPC_H_
40 39
41 #include <linux/types.h> 40 #include <linux/types.h>
42 #include <linux/sockios.h> <<
43 41
44 /* 42 /*
45 * TIPC addressing primitives 43 * TIPC addressing primitives
46 */ 44 */
47 45
48 struct tipc_socket_addr { !! 46 struct tipc_portid {
49 __u32 ref; 47 __u32 ref;
50 __u32 node; 48 __u32 node;
51 }; 49 };
52 50
53 struct tipc_service_addr { !! 51 struct tipc_name {
54 __u32 type; 52 __u32 type;
55 __u32 instance; 53 __u32 instance;
56 }; 54 };
57 55
58 struct tipc_service_range { !! 56 struct tipc_name_seq {
59 __u32 type; 57 __u32 type;
60 __u32 lower; 58 __u32 lower;
61 __u32 upper; 59 __u32 upper;
62 }; 60 };
63 61
>> 62 static inline __u32 tipc_addr(unsigned int zone,
>> 63 unsigned int cluster,
>> 64 unsigned int node)
>> 65 {
>> 66 return (zone << 24) | (cluster << 12) | node;
>> 67 }
>> 68
>> 69 static inline unsigned int tipc_zone(__u32 addr)
>> 70 {
>> 71 return addr >> 24;
>> 72 }
>> 73
>> 74 static inline unsigned int tipc_cluster(__u32 addr)
>> 75 {
>> 76 return (addr >> 12) & 0xfff;
>> 77 }
>> 78
>> 79 static inline unsigned int tipc_node(__u32 addr)
>> 80 {
>> 81 return addr & 0xfff;
>> 82 }
>> 83
64 /* 84 /*
65 * Application-accessible service types !! 85 * Application-accessible port name types
66 */ 86 */
67 87
68 #define TIPC_NODE_STATE 0 /* nod !! 88 #define TIPC_CFG_SRV 0 /* configuration service name type */
69 #define TIPC_TOP_SRV 1 /* top !! 89 #define TIPC_TOP_SRV 1 /* topology service name type */
70 #define TIPC_LINK_STATE 2 /* lin !! 90 #define TIPC_RESERVED_TYPES 64 /* lowest user-publishable name type */
71 #define TIPC_RESERVED_TYPES 64 /* low <<
72 91
73 /* 92 /*
74 * Publication scopes when binding service / s !! 93 * Publication scopes when binding port names and port name sequences
75 */ 94 */
76 enum tipc_scope { !! 95
77 TIPC_CLUSTER_SCOPE = 2, /* 0 can also !! 96 #define TIPC_ZONE_SCOPE 1
78 TIPC_NODE_SCOPE = 3 !! 97 #define TIPC_CLUSTER_SCOPE 2
79 }; !! 98 #define TIPC_NODE_SCOPE 3
80 99
81 /* 100 /*
82 * Limiting values for messages 101 * Limiting values for messages
83 */ 102 */
84 103
85 #define TIPC_MAX_USER_MSG_SIZE 66000U 104 #define TIPC_MAX_USER_MSG_SIZE 66000U
86 105
87 /* 106 /*
88 * Message importance levels 107 * Message importance levels
89 */ 108 */
90 109
91 #define TIPC_LOW_IMPORTANCE 0 110 #define TIPC_LOW_IMPORTANCE 0
92 #define TIPC_MEDIUM_IMPORTANCE 1 111 #define TIPC_MEDIUM_IMPORTANCE 1
93 #define TIPC_HIGH_IMPORTANCE 2 112 #define TIPC_HIGH_IMPORTANCE 2
94 #define TIPC_CRITICAL_IMPORTANCE 3 113 #define TIPC_CRITICAL_IMPORTANCE 3
95 114
96 /* 115 /*
97 * Msg rejection/connection shutdown reasons 116 * Msg rejection/connection shutdown reasons
98 */ 117 */
99 118
100 #define TIPC_OK 0 119 #define TIPC_OK 0
101 #define TIPC_ERR_NO_NAME 1 120 #define TIPC_ERR_NO_NAME 1
102 #define TIPC_ERR_NO_PORT 2 121 #define TIPC_ERR_NO_PORT 2
103 #define TIPC_ERR_NO_NODE 3 122 #define TIPC_ERR_NO_NODE 3
104 #define TIPC_ERR_OVERLOAD 4 123 #define TIPC_ERR_OVERLOAD 4
105 #define TIPC_CONN_SHUTDOWN 5 124 #define TIPC_CONN_SHUTDOWN 5
106 125
107 /* 126 /*
108 * TIPC topology subscription service definiti 127 * TIPC topology subscription service definitions
109 */ 128 */
110 129
111 #define TIPC_SUB_PORTS 0x01 /* fil !! 130 #define TIPC_SUB_PORTS 0x01 /* filter for port availability */
112 #define TIPC_SUB_SERVICE 0x02 /* fil !! 131 #define TIPC_SUB_SERVICE 0x02 /* filter for service availability */
113 #define TIPC_SUB_CANCEL 0x04 /* fil !! 132 #define TIPC_SUB_CANCEL 0x04 /* cancel a subscription */
114 133
115 #define TIPC_WAIT_FOREVER (~0) /* tim 134 #define TIPC_WAIT_FOREVER (~0) /* timeout for permanent subscription */
116 135
117 struct tipc_subscr { 136 struct tipc_subscr {
118 struct tipc_service_range seq; /* ran !! 137 struct tipc_name_seq seq; /* name sequence of interest */
119 __u32 timeout; /* sub 138 __u32 timeout; /* subscription duration (in ms) */
120 __u32 filter; /* bit 139 __u32 filter; /* bitmask of filter options */
121 char usr_handle[8]; /* ava 140 char usr_handle[8]; /* available for subscriber use */
122 }; 141 };
123 142
124 #define TIPC_PUBLISHED 1 /* pub 143 #define TIPC_PUBLISHED 1 /* publication event */
125 #define TIPC_WITHDRAWN 2 /* wit !! 144 #define TIPC_WITHDRAWN 2 /* withdraw event */
126 #define TIPC_SUBSCR_TIMEOUT 3 /* sub 145 #define TIPC_SUBSCR_TIMEOUT 3 /* subscription timeout event */
127 146
128 struct tipc_event { 147 struct tipc_event {
129 __u32 event; /* eve 148 __u32 event; /* event type */
130 __u32 found_lower; /* mat !! 149 __u32 found_lower; /* matching name seq instances */
131 __u32 found_upper; /* !! 150 __u32 found_upper; /* " " " " */
132 struct tipc_socket_addr port; /* ass !! 151 struct tipc_portid port; /* associated port */
133 struct tipc_subscr s; /* ass 152 struct tipc_subscr s; /* associated subscription */
134 }; 153 };
135 154
136 /* 155 /*
137 * Socket API 156 * Socket API
138 */ 157 */
139 158
140 #ifndef AF_TIPC 159 #ifndef AF_TIPC
141 #define AF_TIPC 30 160 #define AF_TIPC 30
142 #endif 161 #endif
143 162
144 #ifndef PF_TIPC 163 #ifndef PF_TIPC
145 #define PF_TIPC AF_TIPC 164 #define PF_TIPC AF_TIPC
146 #endif 165 #endif
147 166
148 #ifndef SOL_TIPC 167 #ifndef SOL_TIPC
149 #define SOL_TIPC 271 168 #define SOL_TIPC 271
150 #endif 169 #endif
151 170
152 #define TIPC_ADDR_MCAST 1 !! 171 #define TIPC_ADDR_NAMESEQ 1
153 #define TIPC_SERVICE_RANGE 1 !! 172 #define TIPC_ADDR_MCAST 1
154 #define TIPC_SERVICE_ADDR 2 !! 173 #define TIPC_ADDR_NAME 2
155 #define TIPC_SOCKET_ADDR 3 !! 174 #define TIPC_ADDR_ID 3
156 175
157 struct sockaddr_tipc { 176 struct sockaddr_tipc {
158 unsigned short family; 177 unsigned short family;
159 unsigned char addrtype; 178 unsigned char addrtype;
160 signed char scope; 179 signed char scope;
161 union { 180 union {
162 struct tipc_socket_addr id; !! 181 struct tipc_portid id;
163 struct tipc_service_range name !! 182 struct tipc_name_seq nameseq;
164 struct { 183 struct {
165 struct tipc_service_ad !! 184 struct tipc_name name;
166 __u32 domain; 185 __u32 domain;
167 } name; 186 } name;
168 } addr; 187 } addr;
169 }; 188 };
170 189
171 /* 190 /*
172 * Ancillary data objects supported by recvmsg 191 * Ancillary data objects supported by recvmsg()
173 */ 192 */
174 193
175 #define TIPC_ERRINFO 1 /* error info 194 #define TIPC_ERRINFO 1 /* error info */
176 #define TIPC_RETDATA 2 /* returned da 195 #define TIPC_RETDATA 2 /* returned data */
177 #define TIPC_DESTNAME 3 /* destination 196 #define TIPC_DESTNAME 3 /* destination name */
178 197
179 /* 198 /*
180 * TIPC-specific socket option names !! 199 * TIPC-specific socket option values
181 */ 200 */
182 201
183 #define TIPC_IMPORTANCE 127 /* Def 202 #define TIPC_IMPORTANCE 127 /* Default: TIPC_LOW_IMPORTANCE */
184 #define TIPC_SRC_DROPPABLE 128 /* Def 203 #define TIPC_SRC_DROPPABLE 128 /* Default: based on socket type */
185 #define TIPC_DEST_DROPPABLE 129 /* Def 204 #define TIPC_DEST_DROPPABLE 129 /* Default: based on socket type */
186 #define TIPC_CONN_TIMEOUT 130 /* Def 205 #define TIPC_CONN_TIMEOUT 130 /* Default: 8000 (ms) */
187 #define TIPC_NODE_RECVQ_DEPTH 131 /* Def 206 #define TIPC_NODE_RECVQ_DEPTH 131 /* Default: none (read only) */
188 #define TIPC_SOCK_RECVQ_DEPTH 132 /* Def 207 #define TIPC_SOCK_RECVQ_DEPTH 132 /* Default: none (read only) */
189 #define TIPC_MCAST_BROADCAST 133 /* Def <<
190 #define TIPC_MCAST_REPLICAST 134 /* Def <<
191 #define TIPC_GROUP_JOIN 135 /* Tak <<
192 #define TIPC_GROUP_LEAVE 136 /* No <<
193 #define TIPC_SOCK_RECVQ_USED 137 /* Def <<
194 #define TIPC_NODELAY 138 /* Def <<
195 <<
196 /* <<
197 * Flag values <<
198 */ <<
199 #define TIPC_GROUP_LOOPBACK 0x1 /* Receiv <<
200 #define TIPC_GROUP_MEMBER_EVTS 0x2 /* Receiv <<
201 <<
202 struct tipc_group_req { <<
203 __u32 type; /* group id */ <<
204 __u32 instance; /* member id */ <<
205 __u32 scope; /* cluster/node */ <<
206 __u32 flags; <<
207 }; <<
208 <<
209 /* <<
210 * Maximum sizes of TIPC bearer-related names <<
211 * The string formatting for each name element <<
212 * media: media <<
213 * interface: media:interface name <<
214 * link: node:interface-node:interface <<
215 */ <<
216 #define TIPC_NODEID_LEN 16 <<
217 #define TIPC_MAX_MEDIA_NAME 16 <<
218 #define TIPC_MAX_IF_NAME 16 <<
219 #define TIPC_MAX_BEARER_NAME 32 <<
220 #define TIPC_MAX_LINK_NAME 68 <<
221 <<
222 #define SIOCGETLINKNAME SIOCPROTOPRIVAT <<
223 #define SIOCGETNODEID (SIOCPROTOPRIVA <<
224 <<
225 struct tipc_sioc_ln_req { <<
226 __u32 peer; <<
227 __u32 bearer_id; <<
228 char linkname[TIPC_MAX_LINK_NAME]; <<
229 }; <<
230 <<
231 struct tipc_sioc_nodeid_req { <<
232 __u32 peer; <<
233 char node_id[TIPC_NODEID_LEN]; <<
234 }; <<
235 <<
236 /* <<
237 * TIPC Crypto, AEAD <<
238 */ <<
239 #define TIPC_AEAD_ALG_NAME (32) <<
240 <<
241 struct tipc_aead_key { <<
242 char alg_name[TIPC_AEAD_ALG_NAME]; <<
243 unsigned int keylen; /* in bytes */ <<
244 char key[]; <<
245 }; <<
246 <<
247 #define TIPC_AEAD_KEYLEN_MIN (16 + <<
248 #define TIPC_AEAD_KEYLEN_MAX (32 + <<
249 #define TIPC_AEAD_KEY_SIZE_MAX (sizeo <<
250 <<
251 <<
252 static inline int tipc_aead_key_size(struct ti <<
253 { <<
254 return sizeof(*key) + key->keylen; <<
255 } <<
256 <<
257 #define TIPC_REKEYING_NOW (~0U) <<
258 <<
259 /* The macros and functions below are deprecat <<
260 */ <<
261 <<
262 #define TIPC_CFG_SRV 0 <<
263 #define TIPC_ZONE_SCOPE 1 <<
264 <<
265 #define TIPC_ADDR_NAMESEQ 1 <<
266 #define TIPC_ADDR_NAME 2 <<
267 #define TIPC_ADDR_ID 3 <<
268 <<
269 #define TIPC_NODE_BITS 12 <<
270 #define TIPC_CLUSTER_BITS 12 <<
271 #define TIPC_ZONE_BITS 8 <<
272 <<
273 #define TIPC_NODE_OFFSET 0 <<
274 #define TIPC_CLUSTER_OFFSET TIPC_NODE_BITS <<
275 #define TIPC_ZONE_OFFSET (TIPC_CLUSTER_ <<
276 <<
277 #define TIPC_NODE_SIZE ((1UL << TIPC_ <<
278 #define TIPC_CLUSTER_SIZE ((1UL << TIPC_ <<
279 #define TIPC_ZONE_SIZE ((1UL << TIPC_ <<
280 <<
281 #define TIPC_NODE_MASK (TIPC_NODE_SIZ <<
282 #define TIPC_CLUSTER_MASK (TIPC_CLUSTER_ <<
283 #define TIPC_ZONE_MASK (TIPC_ZONE_SIZ <<
284 <<
285 #define TIPC_ZONE_CLUSTER_MASK (TIPC_ZONE_MASK <<
286 <<
287 #define tipc_portid tipc_socket_addr <<
288 #define tipc_name tipc_service_addr <<
289 #define tipc_name_seq tipc_service_range <<
290 <<
291 static inline __u32 tipc_addr(unsigned int zon <<
292 unsigned int clu <<
293 unsigned int nod <<
294 { <<
295 return (zone << TIPC_ZONE_OFFSET) | <<
296 (cluster << TIPC_CLUSTER_OFFSE <<
297 node; <<
298 } <<
299 <<
300 static inline unsigned int tipc_zone(__u32 add <<
301 { <<
302 return addr >> TIPC_ZONE_OFFSET; <<
303 } <<
304 <<
305 static inline unsigned int tipc_cluster(__u32 <<
306 { <<
307 return (addr & TIPC_CLUSTER_MASK) >> T <<
308 } <<
309 <<
310 static inline unsigned int tipc_node(__u32 add <<
311 { <<
312 return addr & TIPC_NODE_MASK; <<
313 } <<
314 208
315 #endif 209 #endif
316 210
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