2004-09-17 08:04:18 +08:00
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/* Header for nscd SELinux access controls.
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2017-01-01 08:14:16 +08:00
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Copyright (C) 2004-2017 Free Software Foundation, Inc.
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2004-09-17 08:04:18 +08:00
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This file is part of the GNU C Library.
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Contributed by Matthew Rickard <mjricka@epoch.ncsc.mil>, 2004.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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2012-02-10 07:18:22 +08:00
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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2004-09-17 08:04:18 +08:00
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#ifndef _SELINUX_H
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#define _SELINUX_H 1
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#include "nscd.h"
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2006-04-27 00:29:29 +08:00
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#ifdef HAVE_LIBCAP
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2007-03-27 04:41:09 +08:00
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# include <sys/capability.h>
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2006-04-27 00:29:29 +08:00
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#endif
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2004-09-17 08:04:18 +08:00
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#ifdef HAVE_SELINUX
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/* Global variable to tell if the kernel has SELinux support. */
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extern int selinux_enabled;
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/* Define this for AVC stat usage. */
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struct avc_cache_stats;
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/* Initialize the userspace AVC. */
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extern void nscd_avc_init (void);
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/* Determine if we are running on an SELinux kernel. */
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extern void nscd_selinux_enabled (int *selinux_enabled);
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/* Check if the client has permission for the request type. */
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extern int nscd_request_avc_has_perm (int fd, request_type req);
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/* Initialize AVC statistic information. */
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extern void nscd_avc_cache_stats (struct avc_cache_stats *cstats);
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/* Display statistics on AVC usage. */
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extern void nscd_avc_print_stats (struct avc_cache_stats *cstats);
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2006-04-27 00:29:29 +08:00
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# ifdef HAVE_LIBCAP
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2011-04-18 08:55:16 +08:00
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/* Preserve capabilities to connect to the audit daemon. */
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2006-04-27 00:29:29 +08:00
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extern cap_t preserve_capabilities (void);
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/* Install final capabilities. */
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extern void install_real_capabilities (cap_t new_caps);
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# endif
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2004-09-17 08:04:18 +08:00
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#else
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# define selinux_enabled 0
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# define nscd_avc_init() (void) 0
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# define nscd_selinux_enabled(selinux_enabled) (void) 0
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# define nscd_request_avc_has_perm(fd, req) 0
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# define nscd_avc_cache_stats(cstats) (void) 0
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# define nscd_avc_print_stats(cstats) (void) 0
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#endif /* HAVE_SELINUX */
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#endif /* _SELINUX_H */
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