driver2.c revision 8870
11573Srgrimes/*- 21573Srgrimes * Copyright (c) 1991, 1993 31573Srgrimes * The Regents of the University of California. All rights reserved. 41573Srgrimes * 51573Srgrimes * This code is derived from software contributed to Berkeley by 61573Srgrimes * Margo Seltzer. 71573Srgrimes * 81573Srgrimes * Redistribution and use in source and binary forms, with or without 91573Srgrimes * modification, are permitted provided that the following conditions 101573Srgrimes * are met: 111573Srgrimes * 1. Redistributions of source code must retain the above copyright 121573Srgrimes * notice, this list of conditions and the following disclaimer. 131573Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 141573Srgrimes * notice, this list of conditions and the following disclaimer in the 151573Srgrimes * documentation and/or other materials provided with the distribution. 161573Srgrimes * 3. All advertising materials mentioning features or use of this software 171573Srgrimes * must display the following acknowledgement: 181573Srgrimes * This product includes software developed by the University of 191573Srgrimes * California, Berkeley and its contributors. 201573Srgrimes * 4. Neither the name of the University nor the names of its contributors 211573Srgrimes * may be used to endorse or promote products derived from this software 221573Srgrimes * without specific prior written permission. 231573Srgrimes * 241573Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 251573Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 261573Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 271573Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 281573Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 291573Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 301573Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 311573Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 321573Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 331573Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 341573Srgrimes * SUCH DAMAGE. 351573Srgrimes */ 361573Srgrimes 371573Srgrimes#ifndef lint 381573Srgrimesstatic char copyright[] = 391573Srgrimes"@(#) Copyright (c) 1991, 1993\n\ 401573Srgrimes The Regents of the University of California. All rights reserved.\n"; 411573Srgrimes#endif /* not lint */ 421573Srgrimes 431573Srgrimes#ifndef lint 441573Srgrimesstatic char sccsid[] = "@(#)driver2.c 8.1 (Berkeley) 6/4/93"; 451573Srgrimes#endif /* not lint */ 461573Srgrimes 471573Srgrimes/* 481573Srgrimes * Test driver, to try to tackle the large ugly-split problem. 491573Srgrimes */ 501573Srgrimes 511573Srgrimes#include <sys/file.h> 521573Srgrimes#include <stdio.h> 531573Srgrimes#include "ndbm.h" 541573Srgrimes 551573Srgrimesint my_hash(key, len) 561573Srgrimes char *key; 571573Srgrimes int len; 581573Srgrimes{ 591573Srgrimes return(17); /* So I'm cruel... */ 601573Srgrimes} 611573Srgrimes 621573Srgrimesmain(argc, argv) 631573Srgrimes int argc; 641573Srgrimes{ 651573Srgrimes DB *db; 661573Srgrimes DBT key, content; 671573Srgrimes char keybuf[2049]; 681573Srgrimes char contentbuf[2049]; 691573Srgrimes char buf[256]; 701573Srgrimes int i; 711573Srgrimes HASHINFO info; 721573Srgrimes 731573Srgrimes info.bsize = 1024; 741573Srgrimes info.ffactor = 5; 751573Srgrimes info.nelem = 1; 761573Srgrimes info.cachesize = NULL; 771573Srgrimes#ifdef HASH_ID_PROGRAM_SPECIFIED 781573Srgrimes info.hash_id = HASH_ID_PROGRAM_SPECIFIED; 791573Srgrimes info.hash_func = my_hash; 801573Srgrimes#else 811573Srgrimes info.hash = my_hash; 821573Srgrimes#endif 831573Srgrimes info.lorder = 0; 841573Srgrimes if (!(db = dbopen("bigtest", O_RDWR | O_CREAT, 0644, DB_HASH, &info))) { 851573Srgrimes sprintf(buf, "dbopen: failed on file bigtest"); 861573Srgrimes perror(buf); 871573Srgrimes exit(1); 881573Srgrimes } 891573Srgrimes srandom(17); 901573Srgrimes key.data = keybuf; 911573Srgrimes content.data = contentbuf; 921573Srgrimes bzero(keybuf, sizeof(keybuf)); 931573Srgrimes bzero(contentbuf, sizeof(contentbuf)); 941573Srgrimes for (i=1; i <= 500; i++) { 951573Srgrimes key.size = 128 + (random()&1023); 961573Srgrimes content.size = 128 + (random()&1023); 971573Srgrimes/* printf("%d: Key size %d, data size %d\n", i, key.size, 981573Srgrimes content.size); */ 991573Srgrimes sprintf(keybuf, "Key #%d", i); 1001573Srgrimes sprintf(contentbuf, "Contents #%d", i); 1011573Srgrimes if ((db->put)(db, &key, &content, R_NOOVERWRITE)) { 1021573Srgrimes sprintf(buf, "dbm_store #%d", i); 1031573Srgrimes perror(buf); 1041573Srgrimes } 1051573Srgrimes } 1061573Srgrimes if ((db->close)(db)) { 1071573Srgrimes perror("closing hash file"); 1081573Srgrimes exit(1); 1091573Srgrimes } 1101573Srgrimes exit(0); 1111573Srgrimes} 1121573Srgrimes 1131573Srgrimes 1148870Srgrimes 115