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
38 static 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 #ifndef lint
44 static char sccsid[] = "@(#)driver2.c 8.1 (Berkeley) 6/4/93";
45 #endif /* not lint */
46
47 /*
48 * Test driver, to try to tackle the large ugly-split problem.
49 */
50
51 #include <sys/file.h>
52 #include <stdio.h>
53 #include "ndbm.h"
54
my_hash(key,len)55 int my_hash(key, len)
56 char *key;
57 int len;
58 {
59 return(17); /* So I'm cruel... */
60 }
61
main(argc,argv)62 main(argc, argv)
63 int argc;
64 {
65 DB *db;
66 DBT key, content;
67 char keybuf[2049];
68 char contentbuf[2049];
69 char buf[256];
70 int i;
71 HASHINFO info;
72
73 info.bsize = 1024;
74 info.ffactor = 5;
75 info.nelem = 1;
76 info.cachesize = NULL;
77 #ifdef HASH_ID_PROGRAM_SPECIFIED
78 info.hash_id = HASH_ID_PROGRAM_SPECIFIED;
79 info.hash_func = my_hash;
80 #else
81 info.hash = my_hash;
82 #endif
83 info.lorder = 0;
84 if (!(db = dbopen("bigtest", O_RDWR | O_CREAT | O_BINARY, 0644, DB_HASH, &info))) {
85 snprintf(buf, sizeof(buf), "dbopen: failed on file bigtest");
86 perror(buf);
87 exit(1);
88 }
89 srand(17);
90 key.data = keybuf;
91 content.data = contentbuf;
92 memset(keybuf, '\0', sizeof(keybuf));
93 memset(contentbuf, '\0', sizeof(contentbuf));
94 for (i=1; i <= 500; i++) {
95 key.size = 128 + (rand()&1023);
96 content.size = 128 + (rand()&1023);
97 /* printf("%d: Key size %d, data size %d\n", i, key.size,
98 content.size); */
99 snprintf(keybuf, sizeof(keybuf), "Key #%d", i);
100 snprintf(contentbuf, sizeof(contentbuf), "Contents #%d", i);
101 if ((db->put)(db, &key, &content, R_NOOVERWRITE)) {
102 snprintf(buf, sizeof(buf), "dbm_store #%d", i);
103 perror(buf);
104 }
105 }
106 if ((db->close)(db)) {
107 perror("closing hash file");
108 exit(1);
109 }
110 exit(0);
111 }
112