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/*-
* Copyright (c) 2006 Robert N. M. Watson
* All rights reserved.
*
* This software was developed by Robert Watson for the TrustedBSD Project.
*
* 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.
*/
#define AUDITFILTERD_CONFFILE "/etc/security/audit_filter"
#define AUDITFILTERD_PIPEFILE "/dev/auditpipe"
/*
* Limit on the number of arguments that can appear in an audit_filterd
* configuration line.
*/
#define AUDITFILTERD_CONF_MAXARGS 256
/*
* Data structure description each instantiated module.
*/
struct auditfilter_module {
/*
* Fields from configuration file and dynamic linker.
*/
char *am_modulename;
char *am_arg_buffer;
int am_argc;
char **am_argv;
void *am_dlhandle;
/*
* Fields provided by or extracted from the module.
*/
void *am_cookie;
audit_filter_attach_t am_attach;
audit_filter_reinit_t am_reinit;
audit_filter_record_t am_record;
audit_filter_rawrecord_t am_rawrecord;
audit_filter_detach_t am_detach;
/*
* Fields for maintaining the list of modules.
*/
TAILQ_ENTRY(auditfilter_module) am_list;
};
TAILQ_HEAD(auditfilter_module_list, auditfilter_module);
/*
* List of currently registered modules.
*/
extern struct auditfilter_module_list filter_list;
/*
* Function definitions.
*/
int auditfilterd_conf(const char *filename, FILE *fp);
void auditfilterd_conf_shutdown(void);
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