1/* 2 * Copyright (c) 2007 Apple Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29/*- 30 * Copyright (c) 2003, 2004 Networks Associates Technology, Inc. 31 * Copyright (c) 2005 SPARTA, Inc. 32 * 33 * This software was developed for the FreeBSD Project in part by Network 34 * Associates Laboratories, the Security Research Division of Network 35 * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), 36 * as part of the DARPA CHATS research program. 37 * 38 * Redistribution and use in source and binary forms, with or without 39 * modification, are permitted provided that the following conditions 40 * are met: 41 * 1. Redistributions of source code must retain the above copyright 42 * notice, this list of conditions and the following disclaimer. 43 * 2. Redistributions in binary form must reproduce the above copyright 44 * notice, this list of conditions and the following disclaimer in the 45 * documentation and/or other materials provided with the distribution. 46 * 47 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 48 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 49 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 50 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 51 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 52 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 53 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 54 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 55 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 56 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 57 * SUCH DAMAGE. 58 * 59 */ 60 61#include <security/mac_internal.h> 62#include <security/mac_mach_internal.h> 63 64void 65mac_task_label_init(struct label *label) 66{ 67 68 mac_label_init(label); 69 if (mac_late == 0) { 70 mac_label_journal_add(label, MLJ_TYPE_TASK); 71 mac_label_journal(label, MLJ_TASK_OP_INIT); 72 } 73 MAC_PERFORM(task_label_init, label); 74} 75 76void 77mac_task_label_update(struct label *cred, struct label *task) 78{ 79 80 MAC_PERFORM(task_label_update, cred, task); 81} 82 83void 84mac_task_label_copy(struct label *src, struct label *dest) 85{ 86 87 MAC_PERFORM(task_label_copy, src, dest); 88} 89 90void 91mac_task_label_destroy(struct label *label) 92{ 93 94 MAC_PERFORM(task_label_destroy, label); 95 if (mac_late == 0) 96 mac_label_journal_remove(label); 97 mac_label_destroy(label); 98} 99 100void 101mac_task_label_associate(struct task *parent, struct task *child, struct label *pl, 102 struct label *chl, struct label *chportl) 103{ 104 105 MAC_PERFORM(task_label_associate, parent, child, pl, chl, chportl); 106} 107 108void 109mac_task_label_associate_kernel(struct task *t, struct label *tl, struct label *tportl) 110{ 111 112 if (mac_late == 0) 113 mac_label_journal(tl, MLJ_TASK_OP_CREATE_K); 114 MAC_PERFORM(task_label_associate_kernel, t, tl, tportl); 115} 116 117int 118mac_task_label_externalize(struct label *label, char *elements, 119 char *outbuf, size_t outbuflen, int flags __unused) 120{ 121 int error = 0; 122 123 error = MAC_EXTERNALIZE(task, label, elements, outbuf, outbuflen); 124 125 return (error); 126} 127 128int 129mac_task_label_internalize(struct label *label, char *string) 130{ 131 int error; 132 133 error = MAC_INTERNALIZE(task, label, string); 134 135 return (error); 136} 137