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 /* 30 * Status monitor protocol specification 31 */ 32 33 program SM_PROG { 34 version SM_VERS { 35 /* res_stat = stat_succ if status monitor agrees to monitor */ 36 /* res_stat = stat_fail if status monitor cannot monitor */ 37 /* if res_stat == stat_succ, state = state number of site */ 38 /* sm_name */ 39 struct sm_stat_res SM_STAT(struct sm_name) = 1; 40 41 /* res_stat = stat_succ if status monitor agrees to monitor */ 42 /* res_stat = stat_fail if status monitor cannot monitor */ 43 /* stat consists of state number of local site */ 44 struct sm_stat_res SM_MON(struct mon) = 2; 45 46 /* stat consists of state number of local site */ 47 struct sm_stat SM_UNMON(struct mon_id) = 3; 48 49 /* stat consists of state number of local site */ 50 struct sm_stat SM_UNMON_ALL(struct my_id) = 4; 51 52 void SM_SIMU_CRASH(void) = 5; 53 54 void SM_NOTIFY(struct stat_chge) = 6; 55 } = 1; 56 } = 100024; 57 58 const SM_MAXSTRLEN = 1024; 59 60 struct sm_name { 61 string mon_name<SM_MAXSTRLEN>; 62 }; 63 64 struct my_id { 65 string my_name<SM_MAXSTRLEN>; /* name of the site iniates the */ 66 /* monitoring request */ 67 int my_prog; /* rpc program # of the requesting process */ 68 int my_vers; /* rpc version # of the requesting process */ 69 int my_proc; /* rpc procedure # of the requesting process */ 70 }; 71 72 struct mon_id { 73 string mon_name<SM_MAXSTRLEN>; /* name of the site to be monitored */ 74 struct my_id my_id; 75 }; 76 77 78 struct mon{ 79 struct mon_id mon_id; 80 opaque priv[16]; /* private information to store at monitor */ 81 /* for requesting process */ 82 }; 83 84 85 /* 86 * state # of status monitor monitonically increases each time 87 * status of the site changes: 88 * an even number (>= 0) indicates the site is down and 89 * an odd number (> 0) indicates the site is up; 90 */ 91 struct sm_stat { 92 int state; /* state # of status monitor */ 93 }; 94 95 enum sm_res { 96 stat_succ = 0, /* status monitor agrees to monitor */ 97 stat_fail = 1 /* status monitor cannot monitor */ 98 }; 99 100 struct sm_stat_res { 101 sm_res res_stat; 102 int state; 103 }; 104 105 /* 106 * structure of the status message sent by the status monitor to the 107 * requesting program when a monitored site changes status. 108 */ 109 struct sm_status { 110 string mon_name<SM_MAXSTRLEN>; 111 int state; 112 opaque priv[16]; /* stored private information */ 113 }; 114 115 /* 116 * structure sent between statd's to announce a state change (e.g., 117 * reboot). 118 */ 119 struct stat_chge { 120 string mon_name<SM_MAXSTRLEN>; 121 int state; 122 };