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 45 my_hash(char *key, int len) 46 { 47 return(17); /* So I'm cruel... */ 48 } 49 50 int 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