xref: /netbsd-src/sys/lib/libsa/rpc.h (revision ae9172d6cd9432a6a1a56760d86b32c57a66c39c)
1 /*	$NetBSD: rpc.h,v 1.2 1994/10/26 05:45:03 cgd Exp $	*/
2 
3 /*
4  * Copyright (c) 1992 Regents of the University of California.
5  * All rights reserved.
6  *
7  * This software was developed by the Computer Systems Engineering group
8  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
9  * contributed to Berkeley.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  * 3. All advertising materials mentioning features or use of this software
20  *    must display the following acknowledgement:
21  *	This product includes software developed by the University of
22  *	California, Lawrence Berkeley Laboratory and its contributors.
23  * 4. Neither the name of the University nor the names of its contributors
24  *    may be used to endorse or promote products derived from this software
25  *    without specific prior written permission.
26  *
27  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37  * SUCH DAMAGE.
38  */
39 
40 /* XXX defines we can't easily get from system includes */
41 #define	PMAPPORT		111
42 #define	PMAPPROG		100000
43 #define	PMAPVERS		2
44 #define	PMAPPROC_GETPORT	3
45 
46 #define	RPC_MSG_VERSION		2
47 #define MSG_ACCEPTED		0
48 #define CALL			0
49 #define REPLY			1
50 
51 
52 /* Null rpc auth info */
53 struct auth_info {
54 	int	rp_atype;		/* zero (really AUTH_NULL) */
55 	u_long	rp_alen;		/* zero (size of auth struct) */
56 };
57 
58 /* Generic rpc call header */
59 struct rpc_call {
60 	u_long	rp_xid;			/* request transaction id */
61 	int	rp_direction;		/* call direction */
62 	u_long	rp_rpcvers;		/* rpc version (2) */
63 	u_long	rp_prog;		/* program */
64 	u_long	rp_vers;		/* version */
65 	u_long	rp_proc;		/* procedure */
66 	struct	auth_info rp_auth;	/* AUTH_NULL */
67 	struct	auth_info rp_verf;	/* AUTH_NULL */
68 };
69 
70 /* Generic rpc reply header */
71 struct rpc_reply {
72 	u_long	rp_xid;			/* request transaction id */
73 	int	rp_direction;		/* call direction */
74 	int	rp_stat;		/* accept status */
75 	u_long	rp_prog;		/* program (unused) */
76 	u_long	rp_vers;		/* version (unused) */
77 	u_long	rp_proc;		/* procedure (unused) */
78 };
79 
80 /* RPC functions: */
81 int	callrpc __P((struct iodesc *d, u_long prog, u_long ver, u_long op,
82 	    void *sdata, int slen, void *rdata, int rlen));
83 u_short	getport __P((struct iodesc *d, u_long prog, u_long vers));
84 
85