xref: /freebsd/lib/libc/db/test/hash.tests/driver2.c (revision 2be1a816b9ff69588e55be0a84cbe2a31efc0f2f)
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  * 4. Neither the name of the University nor the names of its contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  */
32 
33 #ifndef lint
34 static char copyright[] =
35 "@(#) Copyright (c) 1991, 1993\n\
36 	The Regents of the University of California.  All rights reserved.\n";
37 #endif /* not lint */
38 
39 #if defined(LIBC_SCCS) && !defined(lint)
40 static char sccsid[] = "@(#)driver2.c	8.1 (Berkeley) 6/4/93";
41 #endif /* LIBC_SCCS and not lint */
42 #include <sys/cdefs.h>
43 __FBSDID("$FreeBSD$");
44 
45 /*
46  * Test driver, to try to tackle the large ugly-split problem.
47  */
48 
49 #include <sys/file.h>
50 #include <stdio.h>
51 #include "ndbm.h"
52 
53 int my_hash(key, len)
54 	char	*key;
55 	int	len;
56 {
57 	return(17);		/* So I'm cruel... */
58 }
59 
60 main(argc, argv)
61 	int	argc;
62 {
63 	DB	*db;
64 	DBT	key, content;
65 	char	keybuf[2049];
66 	char	contentbuf[2049];
67 	char	buf[256];
68 	int	i;
69 	HASHINFO	info;
70 
71 	info.bsize = 1024;
72 	info.ffactor = 5;
73 	info.nelem = 1;
74 	info.cachesize = NULL;
75 #ifdef HASH_ID_PROGRAM_SPECIFIED
76 	info.hash_id = HASH_ID_PROGRAM_SPECIFIED;
77 	info.hash_func = my_hash;
78 #else
79 	info.hash = my_hash;
80 #endif
81 	info.lorder = 0;
82 	if (!(db = dbopen("bigtest", O_RDWR | O_CREAT, 0644, DB_HASH, &info))) {
83 		sprintf(buf, "dbopen: failed on file bigtest");
84 		perror(buf);
85 		exit(1);
86 	}
87 	srandom(17);
88 	key.data = keybuf;
89 	content.data = contentbuf;
90 	bzero(keybuf, sizeof(keybuf));
91 	bzero(contentbuf, sizeof(contentbuf));
92 	for (i=1; i <= 500; i++) {
93 		key.size = 128 + (random()&1023);
94 		content.size = 128 + (random()&1023);
95 /*		printf("%d: Key size %d, data size %d\n", i, key.size,
96 		       content.size); */
97 		sprintf(keybuf, "Key #%d", i);
98 		sprintf(contentbuf, "Contents #%d", i);
99 		if ((db->put)(db, &key, &content, R_NOOVERWRITE)) {
100 			sprintf(buf, "dbm_store #%d", i);
101 			perror(buf);
102 		}
103 	}
104 	if ((db->close)(db)) {
105 		perror("closing hash file");
106 		exit(1);
107 	}
108 	exit(0);
109 }
110 
111 
112 
113