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1 | /* |
2 | Copyright (c) 2014, Ronnie Sahlberg | |
3 | All rights reserved. | |
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5 | Redistribution and use in source and binary forms, with or without |
6 | modification, are permitted provided that the following conditions are met: | |
7 | ||
8 | 1. Redistributions of source code must retain the above copyright notice, this | |
9 | list of conditions and the following disclaimer. | |
10 | 2. Redistributions in binary form must reproduce the above copyright notice, | |
11 | this list of conditions and the following disclaimer in the documentation | |
12 | and/or other materials provided with the distribution. | |
13 | ||
14 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND | |
15 | ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
16 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
17 | DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR | |
18 | ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
19 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
20 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | |
21 | ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
22 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
23 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
24 | ||
25 | The views and conclusions contained in the software and documentation are those | |
26 | of the authors and should not be interpreted as representing official policies, | |
27 | either expressed or implied, of the FreeBSD Project. | |
28 | */ | |
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29 | |
30 | struct nlm_fh4 { | |
31 | opaque data<>; | |
32 | }; | |
33 | ||
34 | typedef string nlm4_oh<>; | |
35 | ||
36 | struct nlm_cookie { | |
37 | opaque data<>; | |
38 | }; | |
39 | ||
40 | enum nlmstat4 { | |
41 | NLM4_GRANTED = 0, | |
42 | NLM4_DENIED = 1, | |
43 | NLM4_DENIED_NOLOCKS = 2, | |
44 | NLM4_BLOCKED = 3, | |
45 | NLM4_DENIED_GRACE_PERIOD = 4, | |
46 | NLM4_DEADLCK = 5, | |
47 | NLM4_ROFS = 6, | |
48 | NLM4_STALE_FH = 7, | |
49 | NLM4_FBIG = 8, | |
50 | NLM4_FAILED = 9 | |
51 | }; | |
52 | ||
53 | struct nlm4_holder { | |
54 | bool exclusive; | |
55 | unsigned int svid; | |
56 | nlm4_oh oh; | |
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57 | u_quad_t l_offset; |
58 | u_quad_t l_len; | |
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59 | }; |
60 | ||
61 | const NLM_MAXNAME = 256; | |
62 | struct nlm4_lock { | |
63 | string caller_name<NLM_MAXNAME>; | |
64 | struct nlm_fh4 fh; | |
65 | nlm4_oh oh; | |
66 | unsigned int svid; | |
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67 | u_quad_t l_offset; |
68 | u_quad_t l_len; | |
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69 | }; |
70 | ||
71 | struct nlm4_share { | |
72 | string caller_name<NLM_MAXNAME>; | |
73 | struct nlm_fh4 fh; | |
74 | nlm4_oh oh; | |
75 | unsigned int mode; | |
76 | unsigned int access; | |
77 | }; | |
78 | ||
79 | struct nlm4_testres_denied { | |
80 | nlm4_holder holder; | |
81 | }; | |
82 | ||
83 | union nlm4_testreply switch (nlmstat4 status) { | |
84 | case NLM4_DENIED: | |
85 | nlm4_testres_denied lock; | |
86 | default: | |
87 | void; | |
88 | }; | |
89 | ||
90 | struct NLM4_TESTres { | |
91 | nlm_cookie cookie; | |
92 | nlm4_testreply reply; | |
93 | }; | |
94 | ||
95 | struct NLM4_TESTargs { | |
96 | nlm_cookie cookie; | |
97 | bool exclusive; | |
98 | nlm4_lock lock; | |
99 | }; | |
100 | ||
101 | struct NLM4_CANCres { | |
102 | nlm_cookie cookie; | |
103 | nlmstat4 status; | |
104 | }; | |
105 | ||
106 | struct NLM4_CANCargs { | |
107 | nlm_cookie cookie; | |
108 | bool block; | |
109 | bool exclusive; | |
110 | nlm4_lock lock; | |
111 | }; | |
112 | ||
113 | struct NLM4_UNLOCKres { | |
114 | nlm_cookie cookie; | |
115 | nlmstat4 status; | |
116 | }; | |
117 | ||
118 | struct NLM4_UNLOCKargs { | |
119 | nlm_cookie cookie; | |
120 | nlm4_lock lock; | |
121 | }; | |
122 | ||
123 | struct NLM4_LOCKres { | |
124 | nlm_cookie cookie; | |
125 | nlmstat4 status; | |
126 | }; | |
127 | ||
128 | struct NLM4_LOCKargs { | |
129 | nlm_cookie cookie; | |
130 | bool block; | |
131 | bool exclusive; | |
132 | nlm4_lock lock; | |
133 | bool reclaim; | |
134 | int state; | |
135 | }; | |
136 | ||
137 | struct NLM4_GRANTEDargs { | |
138 | nlm_cookie cookie; | |
139 | bool exclusive; | |
140 | nlm4_lock lock; | |
141 | }; | |
142 | ||
143 | struct NLM4_GRANTEDres { | |
144 | nlm_cookie cookie; | |
145 | nlmstat4 status; | |
146 | }; | |
147 | ||
148 | program NLM_PROGRAM { | |
149 | version NLM_V4 { | |
150 | void | |
151 | NLM4_NULL(void) = 0; | |
152 | ||
153 | NLM4_TESTres | |
154 | NLM4_TEST(NLM4_TESTargs) = 1; | |
155 | ||
156 | NLM4_LOCKres | |
157 | NLM4_LOCK(NLM4_LOCKargs) = 2; | |
158 | ||
159 | NLM4_CANCres | |
160 | NLM4_CANCEL(NLM4_CANCargs) = 3; | |
161 | ||
162 | NLM4_UNLOCKres | |
163 | NLM4_UNLOCK(NLM4_UNLOCKargs) = 4; | |
164 | ||
165 | NLM4_GRANTEDres | |
166 | NLM4_GRANT(NLM4_GRANTEDargs) = 5; | |
167 | ||
168 | void | |
169 | NLM4_TEST_MSG(NLM4_TESTargs) = 6; | |
170 | ||
171 | void | |
172 | NLM4_LOCK_MSG(NLM4_LOCKargs) = 7; | |
173 | ||
174 | void | |
175 | NLM4_CANCEL_MSG(NLM4_CANCargs) = 8; | |
176 | ||
177 | void | |
178 | NLM4_UNLOCK_MSG(NLM4_UNLOCKargs) = 9; | |
179 | ||
180 | void | |
181 | NLM4_GRANT_MSG(NLM4_GRANTEDargs) = 10; | |
182 | ||
183 | void | |
184 | NLM4_TEST_RES(NLM4_TESTres) = 11; | |
185 | ||
186 | void | |
187 | NLM4_LOCK_RES(NLM4_LOCKres) = 12; | |
188 | ||
189 | void | |
190 | NLM4_CANCEL_RES(NLM4_CANCres) = 13; | |
191 | ||
192 | void | |
193 | NLM4_UNLOCK_RES(NLM4_UNLOCKres) = 14; | |
194 | ||
195 | void | |
196 | NLM4_GRANT_RES(NLM4_GRANTEDres) = 15; | |
197 | ||
198 | /* nlm4_shareres */ | |
199 | /* NLM4_SHARE(nlm4_shareargs) = 20; */ | |
200 | ||
201 | /* nlm4_shareres */ | |
202 | /* NLM4_UNSHARE(nlm4_shareargs) = 21; */ | |
203 | ||
204 | /* nlm4_res */ | |
205 | /* NLM4_NM_LOCK(nlm4_lockargs) = 22; */ | |
206 | ||
207 | /* void */ | |
208 | /* NLM4_FREE_ALL(nlm4_notify) = 23; */ | |
209 | } = 4; | |
210 | } = 100021; |