* Network lock manager protocol definition
* Copyright (C) 1986 Sun Microsystems, Inc.
* protocol used between local lock manager and remote lock manager
%#define LM_MAXSTRLEN 1024
%#define MAXNAMELEN LM_MAXSTRLEN+1
%/*static char sccsid[] = "from: @(#)nlm_prot.x 1.8 87/09/21 Copyr 1987 Sun Micro";*/
%/*static char sccsid[] = "from: * @(#)nlm_prot.x 2.1 88/08/01 4.0 RPCSRC";*/
%static char rcsid[] = "$Id: nlm_prot.x,v 1.4 1993/08/03 21:53:22 mycroft Exp $";
* status of a call to the lock manager
nlm_denied_grace_period = 4
union nlm_testrply switch (nlm_stats stat) {
struct nlm_holder holder;
string caller_name<LM_MAXSTRLEN>;
netobj fh; /* identify a file */
netobj oh; /* identify owner of a lock */
int svid; /* generated from pid for svid */
bool reclaim; /* used for recovering locks */
int state; /* specify local status monitor state */
% * The following enums are actually bit encoded for efficient
% * boolean algebra.... DON'T change them.....
fsm_DN = 0, /* deny none */
fsm_DR = 1, /* deny read */
fsm_DW = 2, /* deny write */
fsm_DRW = 3 /* deny read/write */
fsa_NONE = 0, /* for completeness */
fsa_R = 1, /* read only */
fsa_W = 2, /* write only */
fsa_RW = 3 /* read/write */
string caller_name<LM_MAXSTRLEN>;
* Over-the-wire protocol used between the network lock managers
nlm_testres NLM_TEST(struct nlm_testargs) = 1;
nlm_res NLM_LOCK(struct nlm_lockargs) = 2;
nlm_res NLM_CANCEL(struct nlm_cancargs) = 3;
nlm_res NLM_UNLOCK(struct nlm_unlockargs) = 4;
* remote lock manager call-back to grant lock
nlm_res NLM_GRANTED(struct nlm_testargs)= 5;
* message passing style of requesting lock
void NLM_TEST_MSG(struct nlm_testargs) = 6;
void NLM_LOCK_MSG(struct nlm_lockargs) = 7;
void NLM_CANCEL_MSG(struct nlm_cancargs) =8;
void NLM_UNLOCK_MSG(struct nlm_unlockargs) = 9;
void NLM_GRANTED_MSG(struct nlm_testargs) = 10;
void NLM_TEST_RES(nlm_testres) = 11;
void NLM_LOCK_RES(nlm_res) = 12;
void NLM_CANCEL_RES(nlm_res) = 13;
void NLM_UNLOCK_RES(nlm_res) = 14;
void NLM_GRANTED_RES(nlm_res) = 15;
nlm_shareres NLM_SHARE(nlm_shareargs) = 20;
nlm_shareres NLM_UNSHARE(nlm_shareargs) = 21;
nlm_res NLM_NM_LOCK(nlm_lockargs) = 22;
void NLM_FREE_ALL(nlm_notify) = 23;