alloc.c revision 147072
1/* $OpenBSD: alloc.c,v 1.9 2004/05/04 20:28:40 deraadt Exp $ */ 2 3/* Memory allocation... */ 4 5/* 6 * Copyright (c) 1995, 1996, 1998 The Internet Software Consortium. 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. Neither the name of The Internet Software Consortium nor the names 19 * of its contributors may be used to endorse or promote products derived 20 * from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE INTERNET SOFTWARE CONSORTIUM AND 23 * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 24 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 25 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 26 * DISCLAIMED. IN NO EVENT SHALL THE INTERNET SOFTWARE CONSORTIUM OR 27 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 28 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 29 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 30 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 31 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 33 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * This software has been written for the Internet Software Consortium 37 * by Ted Lemon <mellon@fugue.com> in cooperation with Vixie 38 * Enterprises. To learn more about the Internet Software Consortium, 39 * see ``http://www.vix.com/isc''. To learn more about Vixie 40 * Enterprises, see ``http://www.vix.com''. 41 */ 42 43#include "dhcpd.h" 44 45struct string_list * 46new_string_list(size_t size) 47{ 48 struct string_list *rval; 49 50 rval = calloc(1, sizeof(struct string_list) + size); 51 if (rval != NULL) 52 rval->string = ((char *)rval) + sizeof(struct string_list); 53 return (rval); 54} 55 56struct hash_table * 57new_hash_table(int count) 58{ 59 struct hash_table *rval; 60 61 rval = calloc(1, sizeof(struct hash_table) - 62 (DEFAULT_HASH_SIZE * sizeof(struct hash_bucket *)) + 63 (count * sizeof(struct hash_bucket *))); 64 if (rval == NULL) 65 return (NULL); 66 rval->hash_count = count; 67 return (rval); 68} 69 70struct hash_bucket * 71new_hash_bucket(void) 72{ 73 struct hash_bucket *rval = calloc(1, sizeof(struct hash_bucket)); 74 75 return (rval); 76} 77