1515d7c92SRobert Watson /*- 22de14c39SRobert Watson * Copyright (c) 1999, 2000, 2001 Robert N. M. Watson 3515d7c92SRobert Watson * All rights reserved. 4515d7c92SRobert Watson * 5515d7c92SRobert Watson * Redistribution and use in source and binary forms, with or without 6515d7c92SRobert Watson * modification, are permitted provided that the following conditions 7515d7c92SRobert Watson * are met: 8515d7c92SRobert Watson * 1. Redistributions of source code must retain the above copyright 9515d7c92SRobert Watson * notice, this list of conditions and the following disclaimer. 10515d7c92SRobert Watson * 2. Redistributions in binary form must reproduce the above copyright 11515d7c92SRobert Watson * notice, this list of conditions and the following disclaimer in the 12515d7c92SRobert Watson * documentation and/or other materials provided with the distribution. 13515d7c92SRobert Watson * 14515d7c92SRobert Watson * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15515d7c92SRobert Watson * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16515d7c92SRobert Watson * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17515d7c92SRobert Watson * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18515d7c92SRobert Watson * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19515d7c92SRobert Watson * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20515d7c92SRobert Watson * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21515d7c92SRobert Watson * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22515d7c92SRobert Watson * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23515d7c92SRobert Watson * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24515d7c92SRobert Watson * SUCH DAMAGE. 25515d7c92SRobert Watson * 26515d7c92SRobert Watson * $FreeBSD$ 27515d7c92SRobert Watson */ 28515d7c92SRobert Watson /* 29515d7c92SRobert Watson * acl_init -- return a fresh acl structure 308f45e8c0SRobert Watson * acl_dup -- duplicate an acl and return the new copy 31515d7c92SRobert Watson */ 32515d7c92SRobert Watson 33515d7c92SRobert Watson #include <sys/types.h> 347bd44e92SThomas Moestl #include "namespace.h" 35515d7c92SRobert Watson #include <sys/acl.h> 367bd44e92SThomas Moestl #include "un-namespace.h" 37515d7c92SRobert Watson #include <errno.h> 38515d7c92SRobert Watson #include <stdlib.h> 39515d7c92SRobert Watson #include <string.h> 40515d7c92SRobert Watson 41515d7c92SRobert Watson acl_t 42515d7c92SRobert Watson acl_init(int count) 43515d7c92SRobert Watson { 440f626307SChris D. Faulhaber acl_t acl; 45515d7c92SRobert Watson 46d3352316SRobert Watson if (count > ACL_MAX_ENTRIES) { 47515d7c92SRobert Watson errno = ENOMEM; 48f0078215SRobert Watson return (NULL); 49515d7c92SRobert Watson } 500f626307SChris D. Faulhaber if (count < 0) { 510f626307SChris D. Faulhaber errno = EINVAL; 520f626307SChris D. Faulhaber return (NULL); 530f626307SChris D. Faulhaber } 54515d7c92SRobert Watson 550f626307SChris D. Faulhaber acl = malloc(sizeof(struct acl_t_struct)); 565db6984bSRobert Watson if (acl != NULL) 570f626307SChris D. Faulhaber bzero(acl, sizeof(struct acl_t_struct)); 58515d7c92SRobert Watson 59515d7c92SRobert Watson return (acl); 60515d7c92SRobert Watson } 61515d7c92SRobert Watson 628f45e8c0SRobert Watson acl_t 638f45e8c0SRobert Watson acl_dup(acl_t acl) 648f45e8c0SRobert Watson { 650f626307SChris D. Faulhaber acl_t acl_new; 668f45e8c0SRobert Watson 678f45e8c0SRobert Watson acl_new = acl_init(ACL_MAX_ENTRIES); 688f45e8c0SRobert Watson if (!acl_new) 690f626307SChris D. Faulhaber return NULL; 708f45e8c0SRobert Watson *acl_new = *acl; 710f626307SChris D. Faulhaber acl->ats_cur_entry = 0; 720f626307SChris D. Faulhaber acl_new->ats_cur_entry = 0; 738f45e8c0SRobert Watson 748f45e8c0SRobert Watson return(acl_new); 758f45e8c0SRobert Watson } 76