/*	$OpenBSD: rpc_msg.h,v 1.2 1997/09/21 10:46:15 niklas Exp $	*//*	$NetBSD: rpc_msg.h,v 1.5 1995/04/29 05:28:00 cgd Exp $	*//* * Sun RPC is a product of Sun Microsystems, Inc. and is provided for * unrestricted use provided that this legend is included on all tape * media and as a part of the software program in whole or part.  Users * may copy or modify Sun RPC without charge, but are not authorized * to license or distribute it to anyone else except as part of a product or * program developed by the user. *  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. *  * Sun RPC is provided with no support and without any obligation on the * part of Sun Microsystems, Inc. to assist in its use, correction, * modification or enhancement. *  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC * OR ANY PART THEREOF. *  * In no event will Sun Microsystems, Inc. be liable for any lost revenue * or profits or other special, indirect and consequential damages, even if * Sun has been advised of the possibility of such damages. *  * Sun Microsystems, Inc. * 2550 Garcia Avenue * Mountain View, California  94043 * *	from: @(#)rpc_msg.h 1.7 86/07/16 SMI *	@(#)rpc_msg.h	2.1 88/07/29 4.0 RPCSRC *//* * rpc_msg.h * rpc message definition * * Copyright (C) 1984, Sun Microsystems, Inc. */#ifndef _RPC_RPCMSG_H#define _RPC_RPCMSG_H#define RPC_MSG_VERSION		((u_long) 2)#define RPC_SERVICE_PORT	((u_short) 2048)/* * Bottom up definition of an rpc message. * NOTE: call and reply use the same overall stuct but * different parts of unions within it. */enum msg_type {	CALL=0,	REPLY=1};enum reply_stat {	MSG_ACCEPTED=0,	MSG_DENIED=1};enum accept_stat {	SUCCESS=0,	PROG_UNAVAIL=1,	PROG_MISMATCH=2,	PROC_UNAVAIL=3,	GARBAGE_ARGS=4,	SYSTEM_ERR=5};enum reject_stat {	RPC_MISMATCH=0,	AUTH_ERROR=1};/* * Reply part of an rpc exchange *//* * Reply to an rpc request that was accepted by the server. * Note: there could be an error even though the request was * accepted. */struct accepted_reply {	struct opaque_auth	ar_verf;	enum accept_stat	ar_stat;	union {		struct {			u_int32_t low;			u_int32_t high;		} AR_versions;		struct {			caddr_t	where;			xdrproc_t proc;		} AR_results;		/* and many other null cases */	} ru;#define	ar_results	ru.AR_results#define	ar_vers		ru.AR_versions};/* * Reply to an rpc request that was rejected by the server. */struct rejected_reply {	enum reject_stat rj_stat;	union {		struct {			u_int32_t low;			u_int32_t high;		} RJ_versions;		enum auth_stat RJ_why;  /* why authentication did not work */	} ru;#define	rj_vers	ru.RJ_versions#define	rj_why	ru.RJ_why};/* * Body of a reply to an rpc request. */struct reply_body {	enum reply_stat rp_stat;	union {		struct accepted_reply RP_ar;		struct rejected_reply RP_dr;	} ru;#define	rp_acpt	ru.RP_ar#define	rp_rjct	ru.RP_dr};/* * Body of an rpc request call. */struct call_body {	u_int32_t cb_rpcvers;	/* must be equal to two */	u_int32_t cb_prog;	u_int32_t cb_vers;	u_int32_t cb_proc;	struct opaque_auth cb_cred;	struct opaque_auth cb_verf; /* protocol specific - provided by client */};/* * The rpc message */struct rpc_msg {	u_int32_t		rm_xid;	enum msg_type		rm_direction;	union {		struct call_body RM_cmb;		struct reply_body RM_rmb;	} ru;#define	rm_call		ru.RM_cmb#define	rm_reply	ru.RM_rmb};#define	acpted_rply	ru.RM_rmb.ru.RP_ar#define	rjcted_rply	ru.RM_rmb.ru.RP_dr__BEGIN_DECLS/* * XDR routine to handle a rpc message. * xdr_callmsg(xdrs, cmsg) * 	XDR *xdrs; * 	struct rpc_msg *cmsg; */extern bool_t	xdr_callmsg	__P((XDR *, struct rpc_msg *));/* * XDR routine to pre-serialize the static part of a rpc message. * xdr_callhdr(xdrs, cmsg) * 	XDR *xdrs; * 	struct rpc_msg *cmsg; */extern bool_t	xdr_callhdr	__P((XDR *, struct rpc_msg *));/* * XDR routine to handle a rpc reply. * xdr_replymsg(xdrs, rmsg) * 	XDR *xdrs; * 	struct rpc_msg *rmsg; */extern bool_t	xdr_replymsg	__P((XDR *, struct rpc_msg *));/* * Fills in the error part of a reply message. * _seterr_reply(msg, error) * 	struct rpc_msg *msg; * 	struct rpc_err *error; */extern void	_seterr_reply	__P((struct rpc_msg *, struct rpc_err *));__END_DECLS#endif /* !_RPC_RPCMSG_H */