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[] = "@(#)tread2.c 8.1 (Berkeley) 6/4/93"; 45 #endif /* not lint */ 46 47 #include <sys/types.h> 48 #include <sys/file.h> 49 #include <stdio.h> 50 #include <db.h> 51 52 #define INITIAL 25000 53 #define MAXWORDS 25000 /* # of elements in search table */ 54 55 typedef struct { /* info to be stored */ 56 int num, siz; 57 } info; 58 59 char wp1[8192]; 60 char wp2[8192]; 61 main(argc, argv) 62 char **argv; 63 { 64 DBT item, key, res; 65 DB *dbp; 66 HASHINFO ctl; 67 int stat; 68 69 int i = 0; 70 71 ctl.nelem = INITIAL; 72 ctl.hash = NULL; 73 ctl.bsize = 64; 74 ctl.ffactor = 1; 75 ctl.cachesize = atoi(*argv++); 76 ctl.lorder = 0; 77 if (!(dbp = dbopen( "hashtest", O_RDONLY, 0400, DB_HASH, &ctl))) { 78 /* create table */ 79 fprintf(stderr, "cannot open: hash table\n" ); 80 exit(1); 81 } 82 83 key.data = wp1; 84 item.data = wp2; 85 while ( fgets(wp1, 8192, stdin) && 86 fgets(wp2, 8192, stdin) && 87 i++ < MAXWORDS) { 88 /* 89 * put info in structure, and structure in the item 90 */ 91 key.size = strlen(wp1); 92 item.size = strlen(wp2); 93 94 stat = (dbp->get)(dbp, &key, &res,0); 95 if (stat < 0) { 96 fprintf ( stderr, "Error retrieving %s\n", key.data ); 97 exit(1); 98 } else if ( stat > 0 ) { 99 fprintf ( stderr, "%s not found\n", key.data ); 100 exit(1); 101 } 102 } 103 (dbp->close)(dbp); 104 exit(0); 105 } 106