xref: /titanic_51/usr/src/head/rpcsvc/dbm.h (revision a31148363f598def767ac48c5d82e1572e44b935)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 1989 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /*	Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T	*/
28 /*	  All Rights Reserved  	*/
29 
30 /*
31  * Portions of this source code were derived from Berkeley 4.3 BSD
32  * under license from the Regents of the University of California.
33  */
34 
35 #ifndef	_RPCSVC_DBM_H
36 #define	_RPCSVC_DBM_H
37 
38 #pragma ident	"%Z%%M%	%I%	%E% SMI"
39 
40 #ifdef	__cplusplus
41 extern "C" {
42 #endif
43 
44 #define	PBLKSIZ	1024
45 #define	DBLKSIZ	4096
46 #define	BYTESIZ	8
47 #ifndef NULL
48 #define	NULL	((char *)0)
49 #endif
50 
51 long	bitno;
52 long	maxbno;
53 long	blkno;
54 long	hmask;
55 
56 char	pagbuf[PBLKSIZ];
57 char	dirbuf[DBLKSIZ];
58 
59 int	dirf;
60 int	pagf;
61 int	dbrdonly;
62 
63 typedef	struct
64 {
65 	char	*dptr;
66 	int	dsize;
67 } datum;
68 
69 #ifdef __STDC_
70 datum	fetch(datum);
71 datum	makdatum(char *, int);
72 datum	firstkey(void);
73 datum	nextkey(datum);
74 datum	firsthash(long);
75 long	calchash(datum);
76 long	hashinc(long);
77 #else
78 datum	fetch();
79 datum	makdatum();
80 datum	firstkey();
81 datum	nextkey();
82 datum	firsthash();
83 long	calchash();
84 long	hashinc();
85 #endif
86 
87 #ifdef	__cplusplus
88 }
89 #endif
90 
91 #endif	/* _RPCSVC_DBM_H */
92