diff options
Diffstat (limited to 'sys/security/mac_lomac/mac_lomac.h')
| -rw-r--r-- | sys/security/mac_lomac/mac_lomac.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/sys/security/mac_lomac/mac_lomac.h b/sys/security/mac_lomac/mac_lomac.h new file mode 100644 index 0000000..605821d --- /dev/null +++ b/sys/security/mac_lomac/mac_lomac.h @@ -0,0 +1,93 @@ +/*- + * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson + * Copyright (c) 2001, 2002 Networks Associates Technology, Inc. + * All rights reserved. + * + * This software was developed by Robert Watson for the TrustedBSD Project. + * + * This software was developed for the FreeBSD Project in part by NAI Labs, + * 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. + * 3. The names of the authors may not be used to endorse or promote + * products derived from this software without specific prior written + * permission. + * + * 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. + * + * $FreeBSD$ + */ +/* + * Definitions for the TrustedBSD LOMAC integrity policy module. + */ +#ifndef _SYS_SECURITY_MAC_LOMAC_H +#define _SYS_SECURITY_MAC_LOMAC_H + +#define MAC_LOMAC_EXTATTR_NAMESPACE EXTATTR_NAMESPACE_SYSTEM +#define MAC_LOMAC_EXTATTR_NAME "mac_lomac" + +#define MAC_LOMAC_LABEL_NAME "lomac" + +#define MAC_LOMAC_FLAG_SINGLE 0x00000001 /* ml_single initialized */ +#define MAC_LOMAC_FLAG_RANGE 0x00000002 /* ml_range* initialized */ +#define MAC_LOMAC_FLAG_AUX 0x00000004 /* ml_auxsingle initialized */ +#define MAC_LOMAC_FLAGS_BOTH (MAC_LOMAC_FLAG_SINGLE | MAC_LOMAC_FLAG_RANGE) +#define MAC_LOMAC_FLAG_UPDATE 0x00000008 /* must demote this process */ + +#define MAC_LOMAC_TYPE_UNDEF 0 /* Undefined */ +#define MAC_LOMAC_TYPE_GRADE 1 /* Hierarchal grade with mb_grade. */ +#define MAC_LOMAC_TYPE_LOW 2 /* Dominated by any + * MAC_LOMAC_TYPE_LABEL. */ +#define MAC_LOMAC_TYPE_HIGH 3 /* Dominates any + * MAC_LOMAC_TYPE_LABEL. */ +#define MAC_LOMAC_TYPE_EQUAL 4 /* Equivilent to any + * MAC_LOMAC_TYPE_LABEL. */ + +/* XXXMAC: temporarily disabled because we still need struct oldmac. */ +/* + * Structures and constants associated with a LOMAC Integrity policy. + * mac_lomac represents a LOMAC label, with mb_type determining its properties, + * and mb_grade represents the hierarchal grade if valid for the current + * mb_type. + */ + +struct mac_lomac_element { + u_short mle_type; + u_short mle_grade; +}; + +/* + * LOMAC labels start with two components: a single label, and a label + * range. Depending on the context, one or both may be used; the ml_flags + * field permits the provider to indicate what fields are intended for + * use. The auxiliary label works the same way, but is only valid on + * filesystem objects to provide inheritance semantics on directories + * and "non-demoting" execution on executable files. + */ +struct mac_lomac { + int ml_flags; + struct mac_lomac_element ml_single; + struct mac_lomac_element ml_rangelow, ml_rangehigh; + struct mac_lomac_element ml_auxsingle; +}; + +#endif /* !_SYS_SECURITY_MAC_LOMAC_H */ |
