xnu-1699.22.73.tar.gz

[apple/xnu.git] / bsd / sys / priv.h

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+/*
+ * Copyright (c) 2010 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) 2006 nCircle Network Security, Inc.
+ * All rights reserved.
+ *
+ * This software was developed by Robert N. M. Watson for the TrustedBSD
+ * Project under contract to nCircle Network Security, Inc.
+ *
+ * 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, NCIRCLE NETWORK SECURITY,
+ * INC., 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.
+ *
+ * $FreeBSD: src/sys/sys/priv.h,v 1.38.2.1.2.1 2009/10/25 01:10:29 kensmith Exp $
+ */
+
+/*
+ * Kernel privilege checking interface.
+ */
+#ifndef _SYS_PRIV_H_
+#define        _SYS_PRIV_H_
+
+/*
+ * Privilege list, sorted loosely by kernel subsystem.
+ *
+ * Think carefully before adding or reusing one of these privileges -- are
+ * there existing instances referring to the same privilege?  Particular
+ * numeric privilege assignments are part of the kernel extension ABI.
+ */
+
+/*
+ * The remaining privileges typically correspond to one or a small
+ * number of specific privilege checks, and have (relatively) precise
+ * meanings.  They are loosely sorted into a set of base system
+ * privileges, such as the ability to reboot, and then loosely by
+ * subsystem, indicated by a subsystem name.
+ */
+#define        PRIV_ADJTIME            1000    /* Set time adjustment. */
+
+/*
+ * IPv4 and IPv6 privileges.
+ */
+#define        PRIV_NETINET_RESERVEDPORT       11000   /* Bind low port number. */
+
+#ifdef KERNEL
+/*
+ * Privilege check interface.  No flags are currently defined for the API.
+ */
+#include <sys/kauth.h>
+int    priv_check_cred(kauth_cred_t cred, int priv, int flags);
+#endif
+
+#endif /* !_SYS_PRIV_H_ */