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. 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 * @(#)driver2.c 8.1 (Berkeley) 6/4/93
33 * $FreeBSD: head/lib/libc/db/test/hash.tests/driver2.c 165903 2007-01-09 00:28:16Z imp $
34 */
35
36 /*
37 * Test driver, to try to tackle the large ugly-split problem.
38 */
39
40 #include <sys/file.h>
41 #include <stdio.h>
42 #include "ndbm.h"
43
44 int
my_hash(char * key,int len)45 my_hash(char *key, int len)
46 {
47 return(17); /* So I'm cruel... */
48 }
49
50 int
main(int argc,char * argv[])51 main(int argc, char *argv[])
52 {
53 DB *db;
54 DBT key, content;
55 char keybuf[2049];
56 char contentbuf[2049];
57 char buf[256];
58 int i;
59 HASHINFO info;
60
61 info.bsize = 1024;
62 info.ffactor = 5;
63 info.nelem = 1;
64 info.cachesize = NULL;
65 #ifdef HASH_ID_PROGRAM_SPECIFIED
66 info.hash_id = HASH_ID_PROGRAM_SPECIFIED;
67 info.hash_func = my_hash;
68 #else
69 info.hash = my_hash;
70 #endif
71 info.lorder = 0;
72 if (!(db = dbopen("bigtest", O_RDWR | O_CREAT, 0644, DB_HASH, &info))) {
73 sprintf(buf, "dbopen: failed on file bigtest");
74 perror(buf);
75 exit(1);
76 }
77 srandom(17);
78 key.data = keybuf;
79 content.data = contentbuf;
80 bzero(keybuf, sizeof(keybuf));
81 bzero(contentbuf, sizeof(contentbuf));
82 for (i=1; i <= 500; i++) {
83 key.size = 128 + (random()&1023);
84 content.size = 128 + (random()&1023);
85 /* printf("%d: Key size %d, data size %d\n", i, key.size,
86 content.size); */
87 sprintf(keybuf, "Key #%d", i);
88 sprintf(contentbuf, "Contents #%d", i);
89 if ((db->put)(db, &key, &content, R_NOOVERWRITE)) {
90 sprintf(buf, "dbm_store #%d", i);
91 perror(buf);
92 }
93 }
94 if ((db->close)(db)) {
95 perror("closing hash file");
96 exit(1);
97 }
98 exit(0);
99 }
100
101
102
103