1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2001-2002 Chris D. Faulhaber 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 #include <sys/types.h> 31 #include "namespace.h" 32 #include <sys/acl.h> 33 #include "un-namespace.h" 34 35 #include <errno.h> 36 #include <string.h> 37 38 #include "acl_support.h" 39 40 /* 41 * acl_copy_entry() (23.4.4): copy the contents of ACL entry src_d to 42 * ACL entry dest_d 43 */ 44 int 45 acl_copy_entry(acl_entry_t dest_d, acl_entry_t src_d) 46 { 47 48 if (src_d == NULL || dest_d == NULL || src_d == dest_d) { 49 errno = EINVAL; 50 return (-1); 51 } 52 53 /* 54 * Can we brand the new entry the same as the source entry? 55 */ 56 if (!_entry_brand_may_be(dest_d, _entry_brand(src_d))) { 57 errno = EINVAL; 58 return (-1); 59 } 60 61 _entry_brand_as(dest_d, _entry_brand(src_d)); 62 63 dest_d->ae_tag = src_d->ae_tag; 64 dest_d->ae_id = src_d->ae_id; 65 dest_d->ae_perm = src_d->ae_perm; 66 dest_d->ae_entry_type = src_d->ae_entry_type; 67 dest_d->ae_flags = src_d->ae_flags; 68 69 return (0); 70 } 71 72 ssize_t 73 acl_copy_ext(void *buf_p, acl_t acl, ssize_t size) 74 { 75 76 errno = ENOSYS; 77 return (-1); 78 } 79 80 acl_t 81 acl_copy_int(const void *buf_p) 82 { 83 84 errno = ENOSYS; 85 return (NULL); 86 } 87