2 * Network lock manager protocol definition
3 * Copyright (C) 1986 Sun Microsystems, Inc.
5 * protocol used between local lock manager and remote lock manager
9 %#define LM_MAXSTRLEN 1024
10 %#define MAXNAMELEN LM_MAXSTRLEN+1
12 %#include <sys/cdefs.h>
14 %/*static char sccsid[] = "from: @(#)nlm_prot.x 1.8 87/09/21 Copyr 1987 Sun Micro";*/
15 %/*static char sccsid[] = "from: * @(#)nlm_prot.x 2.1 88/08/01 4.0 RPCSRC";*/
16 %__RCSID("$NetBSD: nlm_prot.x,v 1.6 2000/06/07 14:30:15 bouyer Exp $");
17 %#endif /* not __lint__ */
21 * status of a call to the lock manager
26 nlm_denied_nolocks = 2,
28 nlm_denied_grace_period = 4
39 union nlm_testrply switch (nlm_stats stat) {
41 struct nlm_holder holder;
61 string caller_name<LM_MAXSTRLEN>;
62 netobj fh; /* identify a file */
63 netobj oh; /* identify owner of a lock */
64 int svid; /* generated from pid for svid */
73 struct nlm_lock alock;
74 bool reclaim; /* used for recovering locks */
75 int state; /* specify local status monitor state */
82 struct nlm_lock alock;
88 struct nlm_lock alock;
91 struct nlm_unlockargs {
93 struct nlm_lock alock;
99 % * The following enums are actually bit encoded for efficient
100 % * boolean algebra.... DON'T change them.....
104 fsm_DN = 0, /* deny none */
105 fsm_DR = 1, /* deny read */
106 fsm_DW = 2, /* deny write */
107 fsm_DRW = 3 /* deny read/write */
111 fsa_NONE = 0, /* for completeness */
112 fsa_R = 1, /* read only */
113 fsa_W = 2, /* write only */
114 fsa_RW = 3 /* read/write */
118 string caller_name<LM_MAXSTRLEN>;
125 struct nlm_shareargs {
131 struct nlm_shareres {
138 string name<MAXNAMELEN>;
143 %/* definitions for NLM version 4 */
148 nlm4_denied_nolock = 2,
150 nlm4_denied_grace_period = 4,
171 string caller_name<MAXNAMELEN>;
180 string caller_name<MAXNAMELEN>;
187 union nlm4_testrply switch (nlm4_stats stat) {
189 struct nlm4_holder holder;
194 struct nlm4_testres {
199 struct nlm4_testargs {
202 struct nlm4_lock alock;
210 struct nlm4_lockargs {
214 struct nlm4_lock alock;
215 bool reclaim; /* used for recovering locks */
216 int state; /* specify local status monitor state */
219 struct nlm4_cancargs {
223 struct nlm4_lock alock;
226 struct nlm4_unlockargs {
228 struct nlm4_lock alock;
231 struct nlm4_shareargs {
237 struct nlm4_shareres {
244 * argument for the procedure called by rpc.statd when a monitored host
246 * XXX assumes LM_MAXSTRLEN == SM_MAXSTRLEN
248 struct nlm_sm_status {
249 string mon_name<LM_MAXSTRLEN>; /* name of host */
250 int state; /* new state */
251 opaque priv[16]; /* private data */
255 * Over-the-wire protocol used between the network lock managers
260 void NLM_SM_NOTIFY(struct nlm_sm_status) = 1;
265 nlm_testres NLM_TEST(struct nlm_testargs) = 1;
267 nlm_res NLM_LOCK(struct nlm_lockargs) = 2;
269 nlm_res NLM_CANCEL(struct nlm_cancargs) = 3;
270 nlm_res NLM_UNLOCK(struct nlm_unlockargs) = 4;
273 * remote lock manager call-back to grant lock
275 nlm_res NLM_GRANTED(struct nlm_testargs)= 5;
277 * message passing style of requesting lock
279 void NLM_TEST_MSG(struct nlm_testargs) = 6;
280 void NLM_LOCK_MSG(struct nlm_lockargs) = 7;
281 void NLM_CANCEL_MSG(struct nlm_cancargs) =8;
282 void NLM_UNLOCK_MSG(struct nlm_unlockargs) = 9;
283 void NLM_GRANTED_MSG(struct nlm_testargs) = 10;
284 void NLM_TEST_RES(nlm_testres) = 11;
285 void NLM_LOCK_RES(nlm_res) = 12;
286 void NLM_CANCEL_RES(nlm_res) = 13;
287 void NLM_UNLOCK_RES(nlm_res) = 14;
288 void NLM_GRANTED_RES(nlm_res) = 15;
292 nlm_shareres NLM_SHARE(nlm_shareargs) = 20;
293 nlm_shareres NLM_UNSHARE(nlm_shareargs) = 21;
294 nlm_res NLM_NM_LOCK(nlm_lockargs) = 22;
295 void NLM_FREE_ALL(nlm_notify) = 23;
299 nlm4_testres NLM4_TEST(nlm4_testargs) = 1;
300 nlm4_res NLM4_LOCK(nlm4_lockargs) = 2;
301 nlm4_res NLM4_CANCEL(nlm4_cancargs) = 3;
302 nlm4_res NLM4_UNLOCK(nlm4_unlockargs) = 4;
303 nlm4_res NLM4_GRANTED(nlm4_testargs) = 5;
304 void NLM4_TEST_MSG(nlm4_testargs) = 6;
305 void NLM4_LOCK_MSG(nlm4_lockargs) = 7;
306 void NLM4_CANCEL_MSG(nlm4_cancargs) = 8;
307 void NLM4_UNLOCK_MSG(nlm4_unlockargs) = 9;
308 void NLM4_GRANTED_MSG(nlm4_testargs) = 10;
309 void NLM4_TEST_RES(nlm4_testres) = 11;
310 void NLM4_LOCK_RES(nlm4_res) = 12;
311 void NLM4_CANCEL_RES(nlm4_res) = 13;
312 void NLM4_UNLOCK_RES(nlm4_res) = 14;
313 void NLM4_GRANTED_RES(nlm4_res) = 15;
314 nlm4_shareres NLM4_SHARE(nlm4_shareargs) = 20;
315 nlm4_shareres NLM4_UNSHARE(nlm4_shareargs) = 21;
316 nlm4_res NLM4_NM_LOCK(nlm4_lockargs) = 22;
317 void NLM4_FREE_ALL(nlm_notify) = 23;