Loading...
--- xnu/xnu-12377.101.15/security/mac_socket.c
+++ /dev/null
@@ -1,319 +0,0 @@
-/*
- * Copyright (c) 2007-2012 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) 1999-2002 Robert N. M. Watson
- * Copyright (c) 2001 Ilmar S. Habibulin
- * Copyright (c) 2001-2005 Networks Associates Technology, Inc.
- * Copyright (c) 2005 SPARTA, Inc.
- * All rights reserved.
- *
- * This software was developed by Robert Watson and Ilmar Habibulin for the
- * TrustedBSD Project.
- *
- * This software was developed for the FreeBSD Project in part by McAfee
- * Research, the Technology Research Division of Network Associates, Inc.
- * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the
- * DARPA CHATS research program.
- *
- * This software was enhanced by SPARTA ISSO under SPAWAR contract
- * N66001-04-C-6019 ("SEFOS").
- *
- * 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/kernel.h>
-#include <sys/lock.h>
-#include <sys/malloc.h>
-#include <sys/sbuf.h>
-#include <sys/systm.h>
-#include <sys/mount.h>
-#include <sys/file.h>
-#include <sys/namei.h>
-#include <sys/protosw.h>
-#include <sys/socket.h>
-#include <sys/socketvar.h>
-#include <sys/sysctl.h>
-#include <sys/kpi_socket.h>
-
-#include <security/mac_internal.h>
-
-int
-mac_socket_check_accept(kauth_cred_t cred, struct socket *so)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_socket_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(socket_check_accept, cred,
- (socket_t)so, NULL);
- return error;
-}
-
-#if CONFIG_MACF_SOCKET_SUBSET
-int
-mac_socket_check_accepted(kauth_cred_t cred, struct socket *so)
-{
- struct sockaddr *sockaddr;
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_socket_enforce) {
- return 0;
- }
-#endif
-
- if (sock_getaddr((socket_t)so, &sockaddr, 1) != 0) {
- error = ECONNABORTED;
- } else {
- MAC_CHECK(socket_check_accepted, cred,
- (socket_t)so, NULL, sockaddr);
- sock_freeaddr(sockaddr);
- }
- return error;
-}
-#endif
-
-int
-mac_socket_check_bind(kauth_cred_t ucred, struct socket *so,
- struct sockaddr *sockaddr)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_socket_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(socket_check_bind, ucred,
- (socket_t)so, NULL, sockaddr);
- return error;
-}
-
-int
-mac_socket_check_connect(kauth_cred_t cred, struct socket *so,
- struct sockaddr *sockaddr)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_socket_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(socket_check_connect, cred,
- (socket_t)so, NULL,
- sockaddr);
- return error;
-}
-
-int
-mac_socket_check_create(kauth_cred_t cred, int domain, int type, int protocol)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_socket_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(socket_check_create, cred, domain, type, protocol);
- return error;
-}
-
-int
-mac_socket_check_ioctl(kauth_cred_t cred, struct socket *so, u_long cmd)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_socket_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(socket_check_ioctl, cred,
- (socket_t)so, cmd, NULL);
- return error;
-}
-
-int
-mac_socket_check_stat(kauth_cred_t cred, struct socket *so)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_socket_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(socket_check_stat, cred,
- (socket_t)so, NULL);
- return error;
-}
-
-int
-mac_socket_check_listen(kauth_cred_t cred, struct socket *so)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_socket_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(socket_check_listen, cred,
- (socket_t)so, NULL);
- return error;
-}
-
-int
-mac_socket_check_receive(kauth_cred_t cred, struct socket *so)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_socket_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(socket_check_receive, cred,
- (socket_t)so, NULL);
- return error;
-}
-
-int
-mac_socket_check_received(kauth_cred_t cred, struct socket *so, struct sockaddr *saddr)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_socket_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(socket_check_received, cred,
- so, NULL, saddr);
- return error;
-}
-
-int
-mac_socket_check_send(kauth_cred_t cred, struct socket *so,
- struct sockaddr *sockaddr)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_socket_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(socket_check_send, cred,
- (socket_t)so, NULL, sockaddr);
- return error;
-}
-
-int
-mac_socket_check_setsockopt(kauth_cred_t cred, struct socket *so,
- struct sockopt *sopt)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_socket_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(socket_check_setsockopt, cred,
- (socket_t)so, NULL, sopt);
- return error;
-}
-
-int
-mac_socket_check_getsockopt(kauth_cred_t cred, struct socket *so,
- struct sockopt *sopt)
-{
- int error;
-
-#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_socket_enforce) {
- return 0;
- }
-#endif
-
- MAC_CHECK(socket_check_getsockopt, cred,
- (socket_t)so, NULL, sopt);
- return error;
-}