1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 %/*
  23 % * Copyright (c) 1986, 1994 by Sun Microsystems, Inc.
  24 % * All rights reserved.
  25 % */
  26 
  27 %/* from sm_inter.x */
  28 
  29 #ifdef RPC_HDR
  30 %
  31 %#pragma ident  "%Z%%M% %I%     %E% SMI"
  32 %
  33 #endif
  34 
  35 /*
  36  * Status monitor protocol specification
  37  */
  38 
  39 program SM_PROG {
  40         version SM_VERS  {
  41                 /* res_stat = stat_succ if status monitor agrees to monitor */
  42                 /* res_stat = stat_fail if status monitor cannot monitor */
  43                 /* if res_stat == stat_succ, state = state number of site */
  44                 /* sm_name */
  45                 struct sm_stat_res      SM_STAT(struct sm_name) = 1;
  46 
  47                 /* res_stat = stat_succ if status monitor agrees to monitor */
  48                 /* res_stat = stat_fail if status monitor cannot monitor */
  49                 /* stat consists of state number of local site */
  50                 struct sm_stat_res      SM_MON(struct mon) = 2;
  51 
  52                 /* stat consists of state number of local site */
  53                 struct sm_stat          SM_UNMON(struct mon_id) = 3;
  54 
  55                 /* stat consists of state number of local site */
  56                 struct sm_stat          SM_UNMON_ALL(struct my_id) = 4;
  57 
  58                 void                    SM_SIMU_CRASH(void) = 5;
  59 
  60                 void                    SM_NOTIFY(struct stat_chge) = 6;
  61         } = 1;
  62 } = 100024;
  63 
  64 const   SM_MAXSTRLEN = 1024;
  65 
  66 struct sm_name {
  67         string mon_name<SM_MAXSTRLEN>;
  68 };
  69 
  70 struct my_id {
  71         string   my_name<SM_MAXSTRLEN>;   /* name of the site iniates the */
  72                                         /* monitoring request */
  73         int     my_prog;        /* rpc program # of the requesting process */
  74         int     my_vers;        /* rpc version # of the requesting process */
  75         int     my_proc;        /* rpc procedure # of the requesting process */
  76 };
  77 
  78 struct mon_id {
  79         string  mon_name<SM_MAXSTRLEN>;   /* name of the site to be monitored */
  80         struct my_id my_id;
  81 };
  82 
  83 
  84 struct mon{
  85         struct mon_id mon_id;
  86         opaque priv[16];        /* private information to store at monitor */
  87                                 /* for requesting process */
  88 };
  89 
  90 
  91 /*
  92  * state # of status monitor monitonically increases each time
  93  * status of the site changes:
  94  * an even number (>= 0) indicates the site is down and
  95  * an odd number (> 0) indicates the site is up;
  96  */
  97 struct sm_stat {
  98         int state;              /* state # of status monitor */
  99 };
 100 
 101 enum res {
 102         stat_succ = 0,          /* status monitor agrees to monitor */
 103         stat_fail = 1           /* status monitor cannot monitor */
 104 };
 105 
 106 struct sm_stat_res {
 107         res res_stat;
 108         int state;
 109 };
 110 
 111 /*
 112  * structure of the status message sent by the status monitor to the
 113  * requesting program when a monitored site changes status.
 114  */
 115 struct status {
 116         string mon_name<SM_MAXSTRLEN>;
 117         int state;
 118         opaque priv[16];                /* stored private information */
 119 };
 120 
 121 /*
 122  * structure sent between statd's to announce a state change (e.g.,
 123  * reboot).
 124  */
 125 struct stat_chge {
 126         string mon_name<SM_MAXSTRLEN>;
 127         int state;
 128 };