driver2.c revision 92986 
1/*-
2 * Copyright (c) 1991, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Margo Seltzer.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 *    must display the following acknowledgement:
18 *	This product includes software developed by the University of
19 *	California, Berkeley and its contributors.
20 * 4. Neither the name of the University nor the names of its contributors
21 *    may be used to endorse or promote products derived from this software
22 *    without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 */
36
37#ifndef lint
38static char copyright[] =
39"@(#) Copyright (c) 1991, 1993\n\
40	The Regents of the University of California.  All rights reserved.\n";
41#endif /* not lint */
42
43#if defined(LIBC_SCCS) && !defined(lint)
44static char sccsid[] = "@(#)driver2.c	8.1 (Berkeley) 6/4/93";
45#endif /* LIBC_SCCS and not lint */
46#include <sys/cdefs.h>
47__FBSDID("$FreeBSD: head/lib/libc/db/test/hash.tests/driver2.c 92986 2002-03-22 21:53:29Z obrien $");
48
49/*
50 * Test driver, to try to tackle the large ugly-split problem.
51 */
52
53#include <sys/file.h>
54#include <stdio.h>
55#include "ndbm.h"
56
57int my_hash(key, len)
58	char	*key;
59	int	len;
60{
61	return(17);		/* So I'm cruel... */
62}
63
64main(argc, argv)
65	int	argc;
66{
67	DB	*db;
68	DBT	key, content;
69	char	keybuf[2049];
70	char	contentbuf[2049];
71	char	buf[256];
72	int	i;
73	HASHINFO	info;
74
75	info.bsize = 1024;
76	info.ffactor = 5;
77	info.nelem = 1;
78	info.cachesize = NULL;
79#ifdef HASH_ID_PROGRAM_SPECIFIED
80	info.hash_id = HASH_ID_PROGRAM_SPECIFIED;
81	info.hash_func = my_hash;
82#else
83	info.hash = my_hash;
84#endif
85	info.lorder = 0;
86	if (!(db = dbopen("bigtest", O_RDWR | O_CREAT, 0644, DB_HASH, &info))) {
87		sprintf(buf, "dbopen: failed on file bigtest");
88		perror(buf);
89		exit(1);
90	}
91	srandom(17);
92	key.data = keybuf;
93	content.data = contentbuf;
94	bzero(keybuf, sizeof(keybuf));
95	bzero(contentbuf, sizeof(contentbuf));
96	for (i=1; i <= 500; i++) {
97		key.size = 128 + (random()&1023);
98		content.size = 128 + (random()&1023);
99/*		printf("%d: Key size %d, data size %d\n", i, key.size,
100		       content.size); */
101		sprintf(keybuf, "Key #%d", i);
102		sprintf(contentbuf, "Contents #%d", i);
103		if ((db->put)(db, &key, &content, R_NOOVERWRITE)) {
104			sprintf(buf, "dbm_store #%d", i);
105			perror(buf);
106		}
107	}
108	if ((db->close)(db)) {
109		perror("closing hash file");
110		exit(1);
111	}
112	exit(0);
113}
114
115
116
117