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- /* $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 */
-