acl_get.c revision 74191
1/*- 2 * Copyright (c) 1999, 2000, 2001 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: head/lib/libc/posix1e/acl_get.c 74191 2001-03-13 02:31:32Z rwatson $ 27 */ 28/* 29 * acl_get_file - syscall wrapper for retrieving ACL by filename 30 * acl_get_fd - syscall wrapper for retrieving access ACL by fd 31 * acl_get_fd_np - syscall wrapper for retrieving ACL by fd (non-POSIX) 32 */ 33 34#include <sys/types.h> 35#include <sys/acl.h> 36#include <sys/errno.h> 37#include <stdlib.h> 38 39acl_t 40acl_get_file(const char *path_p, acl_type_t type) 41{ 42 struct acl *aclp; 43 int error; 44 45 aclp = acl_init(ACL_MAX_ENTRIES); 46 if (!aclp) { 47 return (NULL); 48 } 49 50 error = __acl_get_file(path_p, type, aclp); 51 if (error) { 52 acl_free(aclp); 53 return (NULL); 54 } 55 56 return (aclp); 57} 58 59acl_t 60acl_get_fd(int fd) 61{ 62 struct acl *aclp; 63 int error; 64 65 aclp = acl_init(ACL_MAX_ENTRIES); 66 if (!aclp) { 67 return (NULL); 68 } 69 70 error = __acl_get_fd(fd, ACL_TYPE_ACCESS, aclp); 71 if (error) { 72 acl_free(aclp); 73 return (NULL); 74 } 75 76 return (aclp); 77} 78 79acl_t 80acl_get_fd_np(int fd, acl_type_t type) 81{ 82 struct acl *aclp; 83 int error; 84 85 aclp = acl_init(ACL_MAX_ENTRIES); 86 if (!aclp) { 87 return (NULL); 88 } 89 90 error = __acl_get_fd(fd, type, aclp); 91 if (error) { 92 acl_free(aclp); 93 return (NULL); 94 } 95 96 return (aclp); 97} 98