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/* @(#) $Header: /tcpdump/master/tcpdump/rpc_msg.h,v 1.1 2004/12/27 00:41:32 guy Exp $ (LBL) */
/*
* 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, MERCHANTABILITY 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
* from: @(#)rpc_msg.h 2.1 88/07/29 4.0 RPCSRC
* $FreeBSD$
*/
/*
* rpc_msg.h
* rpc message definition
*
* Copyright (C) 1984, Sun Microsystems, Inc.
*/
#ifndef __RPC_MSG_H_
#define __RPC_MSG_H_
#define SUNRPC_MSG_VERSION ((u_int32_t) 2)
/*
* Bottom up definition of an rpc message.
* NOTE: call and reply use the same overall stuct but
* different parts of unions within it.
*/
enum sunrpc_msg_type {
SUNRPC_CALL=0,
SUNRPC_REPLY=1
};
enum sunrpc_reply_stat {
SUNRPC_MSG_ACCEPTED=0,
SUNRPC_MSG_DENIED=1
};
enum sunrpc_accept_stat {
SUNRPC_SUCCESS=0,
SUNRPC_PROG_UNAVAIL=1,
SUNRPC_PROG_MISMATCH=2,
SUNRPC_PROC_UNAVAIL=3,
SUNRPC_GARBAGE_ARGS=4,
SUNRPC_SYSTEM_ERR=5
};
enum sunrpc_reject_stat {
SUNRPC_RPC_MISMATCH=0,
SUNRPC_AUTH_ERROR=1
};
/*
* Reply part of an rpc exchange
*/
/*
* Reply to an rpc request that was rejected by the server.
*/
struct sunrpc_rejected_reply {
u_int32_t rj_stat; /* enum reject_stat */
union {
struct {
u_int32_t low;
u_int32_t high;
} RJ_versions;
u_int32_t RJ_why; /* enum auth_stat - 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 sunrpc_reply_body {
u_int32_t rp_stat; /* enum reply_stat */
struct sunrpc_rejected_reply rp_reject; /* if rejected */
};
/*
* Body of an rpc request call.
*/
struct sunrpc_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 sunrpc_opaque_auth cb_cred;
/* followed by opaque verifier */
};
/*
* The rpc message
*/
struct sunrpc_msg {
u_int32_t rm_xid;
u_int32_t rm_direction; /* enum msg_type */
union {
struct sunrpc_call_body RM_cmb;
struct sunrpc_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
#endif /* !__RPC_MSG_H_ */
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