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      1 /*
      2  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
      3  * unrestricted use provided that this legend is included on all tape
      4  * media and as a part of the software program in whole or part.  Users
      5  * may copy or modify Sun RPC without charge, but are not authorized
      6  * to license or distribute it to anyone else except as part of a product or
      7  * program developed by the user.
      8  *
      9  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
     10  * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
     11  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
     12  *
     13  * Sun RPC is provided with no support and without any obligation on the
     14  * part of Sun Microsystems, Inc. to assist in its use, correction,
     15  * modification or enhancement.
     16  *
     17  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
     18  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
     19  * OR ANY PART THEREOF.
     20  *
     21  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
     22  * or profits or other special, indirect and consequential damages, even if
     23  * Sun has been advised of the possibility of such damages.
     24  *
     25  * Sun Microsystems, Inc.
     26  * 2550 Garcia Avenue
     27  * Mountain View, California  94043
     28  */
     29 
     30 /*
     31  * Status monitor protocol specification
     32  * Copyright (C) 1986 Sun Microsystems, Inc.
     33  *
     34  */
     35 
     36 #ifndef RPC_HDR
     37 %#include <sys/cdefs.h>
     38 %#ifndef __lint__
     39 %/*static char sccsid[] = "from: @(#)sm_inter.x 1.7 87/06/24 Copyr 1987 Sun Micro";*/
     40 %/*static char sccsid[] = "from: @(#)sm_inter.x	2.2 88/08/01 4.0 RPCSRC";*/
     41 %__RCSID("$NetBSD: sm_inter.x,v 1.6 2004/07/01 22:52:34 kleink Exp $");
     42 %#endif /* not __lint__ */
     43 #endif
     44 
     45 const	SM_MAXSTRLEN = 1024;
     46 
     47 struct sm_name {
     48 	string mon_name<SM_MAXSTRLEN>;
     49 };
     50 
     51 struct my_id {
     52 	string	 my_name<SM_MAXSTRLEN>;		/* name of the site iniates the monitoring request*/
     53 	int	my_prog;			/* rpc program # of the requesting process */
     54 	int	my_vers;			/* rpc version # of the requesting process */
     55 	int	my_proc;			/* rpc procedure # of the requesting process */
     56 };
     57 
     58 struct mon_id {
     59 	string	mon_name<SM_MAXSTRLEN>;		/* name of the site to be monitored */
     60 	struct my_id my_id;
     61 };
     62 
     63 
     64 struct mon {
     65 	struct mon_id mon_id;
     66 	opaque priv[16]; 		/* private information to store at monitor for requesting process */
     67 };
     68 
     69 struct stat_chge {
     70 	string	mon_name<SM_MAXSTRLEN>;		/* name of the site that had the state change */
     71 	int     state;
     72 };
     73 
     74 /*
     75  * state # of status monitor monitonically increases each time
     76  * status of the site changes:
     77  * an even number (>= 0) indicates the site is down and
     78  * an odd number (> 0) indicates the site is up;
     79  */
     80 struct sm_stat {
     81 	int state;		/* state # of status monitor */
     82 };
     83 
     84 enum res {
     85 	stat_succ = 0,		/* status monitor agrees to monitor */
     86 	stat_fail = 1		/* status monitor cannot monitor */
     87 };
     88 
     89 struct sm_stat_res {
     90 	res res_stat;
     91 	int state;
     92 };
     93 
     94 /*
     95  * structure of the status message sent back by the status monitor
     96  * when monitor site status changes
     97  */
     98 struct status {
     99 	string mon_name<SM_MAXSTRLEN>;
    100 	int state;
    101 	opaque priv[16];		/* stored private information */
    102 };
    103 
    104 program SM_PROG {
    105 	version SM_VERS  {
    106 		/* res_stat = stat_succ if status monitor agrees to monitor */
    107 		/* res_stat = stat_fail if status monitor cannot monitor */
    108 		/* if res_stat == stat_succ, state = state number of site sm_name */
    109 		struct sm_stat_res			 SM_STAT(struct sm_name) = 1;
    110 
    111 		/* res_stat = stat_succ if status monitor agrees to monitor */
    112 		/* res_stat = stat_fail if status monitor cannot monitor */
    113 		/* stat consists of state number of local site */
    114 		struct sm_stat_res			 SM_MON(struct mon) = 2;
    115 
    116 		/* stat consists of state number of local site */
    117 		struct sm_stat				 SM_UNMON(struct mon_id) = 3;
    118 
    119 		/* stat consists of state number of local site */
    120 		struct sm_stat				 SM_UNMON_ALL(struct my_id) = 4;
    121 
    122 		void					 SM_SIMU_CRASH(void) = 5;
    123 
    124 		void					 SM_NOTIFY(struct stat_chge) = 6;
    125 
    126 	} = 1;
    127 } = 100024;
    128