1 /*- 2 * Copyright (c) 1999 Robert N. M. Watson 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 *$FreeBSD: src/lib/libposix1e/acl_init.c,v 1.3 2000/01/26 04:19:37 rwatson Exp $ 27 *$DragonFly: src/lib/libposix1e/acl_init.c,v 1.3 2005/08/04 17:27:09 drhodus Exp $ 28 */ 29 /* 30 * acl_init -- return a fresh acl structure 31 * acl_dup -- duplicate an acl and return the new copy 32 */ 33 34 #include <sys/types.h> 35 #include <sys/acl.h> 36 #include <errno.h> 37 #include <stdlib.h> 38 #include <string.h> 39 40 acl_t 41 acl_init(int count) 42 { 43 struct acl *acl; 44 45 if (count > ACL_MAX_ENTRIES) { 46 errno = ENOMEM; 47 return (0); 48 } 49 50 acl = (struct acl *) malloc(sizeof(struct acl)); 51 bzero(acl, sizeof(struct acl)); 52 53 return (acl); 54 } 55 56 acl_t 57 acl_dup(acl_t acl) 58 { 59 struct acl *acl_new; 60 61 acl_new = acl_init(ACL_MAX_ENTRIES); 62 if (!acl_new) 63 return(NULL); 64 65 *acl_new = *acl; 66 67 return(acl_new); 68 } 69