1272343Sngie/* $NetBSD: t_cdb.c,v 1.1 2012/09/27 00:38:57 joerg Exp $ */ 2272343Sngie/*- 3272343Sngie * Copyright (c) 2012 The NetBSD Foundation, Inc. 4272343Sngie * All rights reserved. 5272343Sngie * 6272343Sngie * This code is derived from software contributed to The NetBSD Foundation 7272343Sngie * by Joerg Sonnenberger. 8272343Sngie * 9272343Sngie * Redistribution and use in source and binary forms, with or without 10272343Sngie * modification, are permitted provided that the following conditions 11272343Sngie * are met: 12272343Sngie * 13272343Sngie * 1. Redistributions of source code must retain the above copyright 14272343Sngie * notice, this list of conditions and the following disclaimer. 15272343Sngie * 2. Redistributions in binary form must reproduce the above copyright 16272343Sngie * notice, this list of conditions and the following disclaimer in 17272343Sngie * the documentation and/or other materials provided with the 18272343Sngie * distribution. 19272343Sngie * 20272343Sngie * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21272343Sngie * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22272343Sngie * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23272343Sngie * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 24272343Sngie * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25272343Sngie * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 26272343Sngie * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 27272343Sngie * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 28272343Sngie * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 29272343Sngie * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 30272343Sngie * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31272343Sngie * SUCH DAMAGE. 32272343Sngie */ 33272343Sngie 34272343Sngie#include <sys/cdefs.h> 35272343Sngie__RCSID("$NetBSD: t_cdb.c,v 1.1 2012/09/27 00:38:57 joerg Exp $"); 36272343Sngie 37272343Sngie#include <atf-c.h> 38272343Sngie#include <assert.h> 39272343Sngie#include <cdbr.h> 40272343Sngie#include <cdbw.h> 41272343Sngie#include <fcntl.h> 42272343Sngie#include <stdlib.h> 43272343Sngie#include <string.h> 44272343Sngie#include <unistd.h> 45272343Sngie 46272343Sngie#define MAXKEYS 16384 47272343Sngie 48272343Sngiestatic const char database_name[] = "test.cdb"; 49272343Sngie 50272343Sngieuint32_t keys[MAXKEYS]; 51272343Sngie 52272343Sngiestatic int 53272343Sngiecmp_keys(const void *a_, const void *b_) 54272343Sngie{ 55272343Sngie uint32_t a = *(const uint32_t *)a_; 56272343Sngie uint32_t b = *(const uint32_t *)b_; 57272343Sngie 58272343Sngie return a > b ? 1 : (a < b ? 1 : 0); 59272343Sngie} 60272343Sngie 61272343Sngiestatic void 62272343Sngieinit_keys(size_t len) 63272343Sngie{ 64272343Sngie uint32_t sorted_keys[MAXKEYS]; 65272343Sngie size_t i; 66272343Sngie 67272343Sngie assert(len <= MAXKEYS); 68272343Sngie 69272343Sngie if (len == 0) 70272343Sngie return; 71272343Sngie 72272343Sngie do { 73272343Sngie for (i = 0; i < len; ++i) 74272343Sngie sorted_keys[i] = keys[i] = arc4random(); 75272343Sngie 76272343Sngie qsort(sorted_keys, len, sizeof(*sorted_keys), cmp_keys); 77272343Sngie for (i = 1; i < len; ++i) { 78272343Sngie if (sorted_keys[i - 1] == sorted_keys[i]) 79272343Sngie break; 80272343Sngie } 81272343Sngie } while (i != len); 82272343Sngie} 83272343Sngie 84272343Sngiestatic void 85272343Sngiewrite_database(size_t len) 86272343Sngie{ 87272343Sngie struct cdbw *db; 88272343Sngie int fd; 89272343Sngie size_t i; 90272343Sngie uint32_t buf[2]; 91272343Sngie 92272343Sngie ATF_REQUIRE((db = cdbw_open()) != NULL); 93272343Sngie ATF_REQUIRE((fd = creat(database_name, S_IRUSR|S_IWUSR)) != -1); 94272343Sngie for (i = 0; i < len; ++i) { 95272343Sngie buf[0] = i; 96272343Sngie buf[1] = keys[i]; 97272343Sngie ATF_REQUIRE(cdbw_put(db, &keys[i], sizeof(keys[i]), 98272343Sngie buf, sizeof(buf)) == 0); 99272343Sngie } 100272343Sngie ATF_REQUIRE(cdbw_output(db, fd, "test database", arc4random) == 0); 101272343Sngie cdbw_close(db); 102272343Sngie ATF_REQUIRE(close(fd) == 0); 103272343Sngie} 104272343Sngie 105272343Sngiestatic void 106272343Sngiecheck_database(size_t len) 107272343Sngie{ 108272343Sngie struct cdbr *db; 109272343Sngie size_t i, data_len; 110272343Sngie const void *data; 111272343Sngie uint32_t buf[2]; 112272343Sngie 113272343Sngie ATF_REQUIRE((db = cdbr_open(database_name, CDBR_DEFAULT)) != NULL); 114272343Sngie ATF_REQUIRE_EQ(cdbr_entries(db), len); 115272343Sngie for (i = 0; i < len; ++i) { 116272343Sngie ATF_REQUIRE(cdbr_find(db, &keys[i], sizeof(keys[i]), 117272343Sngie &data, &data_len) != -1); 118272343Sngie ATF_REQUIRE_EQ(data_len, sizeof(buf)); 119272343Sngie memcpy(buf, data, sizeof(buf)); 120272343Sngie ATF_REQUIRE_EQ(buf[0], i); 121272343Sngie ATF_REQUIRE_EQ(buf[1], keys[i]); 122272343Sngie } 123272343Sngie cdbr_close(db); 124272343Sngie} 125272343Sngie 126272343SngieATF_TC_WITH_CLEANUP(cdb); 127272343Sngie 128272343SngieATF_TC_HEAD(cdb, tc) 129272343Sngie{ 130272343Sngie 131272343Sngie atf_tc_set_md_var(tc, "descr", "Test cdb(5) reading and writing"); 132272343Sngie} 133272343Sngie 134272343SngieATF_TC_BODY(cdb, tc) 135272343Sngie{ 136272343Sngie size_t i, sizes[] = { 0, 16, 64, 1024, 2048 }; 137272343Sngie for (i = 0; i < __arraycount(sizes); ++i) { 138272343Sngie init_keys(sizes[i]); 139272343Sngie write_database(sizes[i]); 140272343Sngie check_database(sizes[i]); 141272343Sngie unlink(database_name); 142272343Sngie } 143272343Sngie} 144272343Sngie 145272343SngieATF_TC_CLEANUP(cdb, tc) 146272343Sngie{ 147272343Sngie 148272343Sngie unlink(database_name); 149272343Sngie} 150272343Sngie 151272343SngieATF_TP_ADD_TCS(tp) 152272343Sngie{ 153272343Sngie 154272343Sngie ATF_TP_ADD_TC(tp, cdb); 155272343Sngie 156272343Sngie return atf_no_error(); 157272343Sngie} 158272343Sngie 159