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sm_inter.x revision 1.1 
      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 %#ifndef lint
     38 %/*static char sccsid[] = "from: @(#)sm_inter.x 1.7 87/06/24 Copyr 1987 Sun Micro";*/
     39 %/*static char sccsid[] = "from: @(#)sm_inter.x	2.2 88/08/01 4.0 RPCSRC";*/
     40 %static char rcsid[] = "$Id: sm_inter.x,v 1.1 1995/01/12 19:39:58 jtc Exp $";
     41 %#endif /* not lint */
     42 #endif
     43 
     44 program SM_PROG {
     45 	version SM_VERS  {
     46 		/* res_stat = stat_succ if status monitor agrees to monitor */
     47 		/* res_stat = stat_fail if status monitor cannot monitor */
     48 		/* if res_stat == stat_succ, state = state number of site sm_name */
     49 		struct sm_stat_res			 SM_STAT(struct sm_name) = 1;
     50 
     51 		/* res_stat = stat_succ if status monitor agrees to monitor */
     52 		/* res_stat = stat_fail if status monitor cannot monitor */
     53 		/* stat consists of state number of local site */
     54 		struct sm_stat_res			 SM_MON(struct mon) = 2;
     55 
     56 		/* stat consists of state number of local site */
     57 		struct sm_stat				 SM_UNMON(struct mon_id) = 3;
     58 
     59 		/* stat consists of state number of local site */
     60 		struct sm_stat				 SM_UNMON_ALL(struct my_id) = 4;
     61 
     62 		void					 SM_SIMU_CRASH(void) = 5;
     63 
     64 		void					 SM_NOTIFY(struct stat_chge) = 6;
     65 
     66 	} = 1;
     67 } = 100024;
     68 
     69 const	SM_MAXSTRLEN = 1024;
     70 
     71 struct sm_name {
     72 	string mon_name<SM_MAXSTRLEN>;
     73 };
     74 
     75 struct my_id {
     76 	string	 my_name<SM_MAXSTRLEN>;		/* name of the site iniates the monitoring request*/
     77 	int	my_prog;			/* rpc program # of the requesting process */
     78 	int	my_vers;			/* rpc version # of the requesting process */
     79 	int	my_proc;			/* rpc procedure # of the requesting process */
     80 };
     81 
     82 struct mon_id {
     83 	string	mon_name<SM_MAXSTRLEN>;		/* name of the site to be monitored */
     84 	struct my_id my_id;
     85 };
     86 
     87 
     88 struct mon {
     89 	struct mon_id mon_id;
     90 	opaque priv[16]; 		/* private information to store at monitor for requesting process */
     91 };
     92 
     93 struct stat_chge {
     94 	string	mon_name<SM_MAXSTRLEN>;		/* name of the site that had the state change */
     95 	int     state;
     96 };
     97 
     98 /*
     99  * state # of status monitor monitonically increases each time
    100  * status of the site changes:
    101  * an even number (>= 0) indicates the site is down and
    102  * an odd number (> 0) indicates the site is up;
    103  */
    104 struct sm_stat {
    105 	int state;		/* state # of status monitor */
    106 };
    107 
    108 enum res {
    109 	stat_succ = 0,		/* status monitor agrees to monitor */
    110 	stat_fail = 1		/* status monitor cannot monitor */
    111 };
    112 
    113 struct sm_stat_res {
    114 	res res_stat;
    115 	int state;
    116 };
    117 
    118 /*
    119  * structure of the status message sent back by the status monitor
    120  * when monitor site status changes
    121  */
    122 struct status {
    123 	string mon_name<SM_MAXSTRLEN>;
    124 	int state;
    125 	opaque priv[16];		/* stored private information */
    126 };
    127