Loading...
--- xnu/xnu-12377.101.15/security/mac_sysv_msg.c
+++ /dev/null
@@ -1,251 +0,0 @@
-/*
- * Copyright (c) 2007 Apple Inc. All rights reserved.
- *
- * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. The rights granted to you under the License
- * may not be used to create, or enable the creation or redistribution of,
- * unlawful or unlicensed copies of an Apple operating system, or to
- * circumvent, violate, or enable the circumvention or violation of, any
- * terms of an Apple operating system software license agreement.
- *
- * Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this file.
- *
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- *
- * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
- */
-/*-
- * Copyright (c) 2003-2005 Networks Associates Technology, Inc.
- * All rights reserved.
- *
- * This software was developed for the FreeBSD Project in part by Network
- * Associates Laboratories, the Security Research Division of Network
- * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"),
- * as part of the DARPA CHATS research program.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <sys/cdefs.h>
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/kernel.h>
-#include <sys/lock.h>
-#include <sys/malloc.h>
-#include <sys/sbuf.h>
-#include <sys/systm.h>
-#include <sys/vnode.h>
-#include <sys/mount.h>
-#include <sys/file.h>
-#include <sys/namei.h>
-#include <sys/sysctl.h>
-#include <sys/msg.h>
-
-#include <security/mac_internal.h>
-
-void
-mac_sysvmsg_label_init(struct msg *msgptr)
-{
- mac_labelzone_alloc_owned(&msgptr->label, MAC_WAITOK, ^(struct label *label) {
- MAC_PERFORM(sysvmsg_label_init, label);
- });
-}
-
-struct label *
-mac_sysvmsg_label(struct msg *msgptr)
-{
- return mac_label_verify(&msgptr->label);
-}
-
-void
-mac_sysvmsq_label_init(struct msqid_kernel *msqptr)
-{
- mac_labelzone_alloc_owned(&msqptr->label, MAC_WAITOK, ^(struct label *label) {
- MAC_PERFORM(sysvmsq_label_init, label);
- });
-}
-
-struct label *
-mac_sysvmsq_label(struct msqid_kernel *msqptr)
-{
- return mac_label_verify(&msqptr->label);
-}
-
-void
-mac_sysvmsg_label_associate(kauth_cred_t cred, struct msqid_kernel *msqptr,
- struct msg *msgptr)
-{
- MAC_PERFORM(sysvmsg_label_associate, cred, msqptr, mac_sysvmsq_label(msqptr),
- msgptr, mac_sysvmsg_label(msgptr));
-}
-
-void
-mac_sysvmsq_label_associate(kauth_cred_t cred, struct msqid_kernel *msqptr)
-{
- MAC_PERFORM(sysvmsq_label_associate, cred, msqptr, mac_sysvmsq_label(msqptr));
-}
-
-void
-mac_sysvmsg_label_recycle(struct msg *msgptr)
-{
- MAC_PERFORM(sysvmsg_label_recycle, mac_sysvmsg_label(msgptr));
-}
-
-void
-mac_sysvmsq_label_recycle(struct msqid_kernel *msqptr)
-{
- MAC_PERFORM(sysvmsq_label_recycle, mac_sysvmsq_label(msqptr));
-}
-
-int
-mac_sysvmsq_check_enqueue(kauth_cred_t cred, struct msg *msgptr,
- struct msqid_kernel *msqptr)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_sysvmsg_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(sysvmsq_check_enqueue, cred, msgptr, mac_sysvmsg_label(msgptr), msqptr,
- mac_sysvmsq_label(msqptr));
-
- return error;
-}
-
-int
-mac_sysvmsq_check_msgrcv(kauth_cred_t cred, struct msg *msgptr)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_sysvmsg_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(sysvmsq_check_msgrcv, cred, msgptr, mac_sysvmsg_label(msgptr));
-
- return error;
-}
-
-int
-mac_sysvmsq_check_msgrmid(kauth_cred_t cred, struct msg *msgptr)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_sysvmsg_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(sysvmsq_check_msgrmid, cred, msgptr, mac_sysvmsg_label(msgptr));
-
- return error;
-}
-
-int
-mac_sysvmsq_check_msqget(kauth_cred_t cred, struct msqid_kernel *msqptr)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_sysvmsg_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(sysvmsq_check_msqget, cred, msqptr, mac_sysvmsq_label(msqptr));
-
- return error;
-}
-
-int
-mac_sysvmsq_check_msqsnd(kauth_cred_t cred, struct msqid_kernel *msqptr)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_sysvmsg_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(sysvmsq_check_msqsnd, cred, msqptr, mac_sysvmsq_label(msqptr));
-
- return error;
-}
-
-int
-mac_sysvmsq_check_msqrcv(kauth_cred_t cred, struct msqid_kernel *msqptr)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_sysvmsg_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(sysvmsq_check_msqrcv, cred, msqptr, mac_sysvmsq_label(msqptr));
-
- return error;
-}
-
-int
-mac_sysvmsq_check_msqctl(kauth_cred_t cred, struct msqid_kernel *msqptr,
- int cmd)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_sysvmsg_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(sysvmsq_check_msqctl, cred, msqptr, mac_sysvmsq_label(msqptr), cmd);
-
- return error;
-}