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/* The rule object.
*
* This implements rules within rsyslog.
*
* Copyright 2009 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of the rsyslog runtime library.
*
* The rsyslog runtime library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The rsyslog runtime library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the rsyslog runtime library. If not, see <http://www.gnu.org/licenses/>.
*
* A copy of the GPL can be found in the file "COPYING" in this distribution.
* A copy of the LGPL can be found in the file "COPYING.LESSER" in this distribution.
*/
#ifndef INCLUDED_RULE_H
#define INCLUDED_RULE_H
#include "linkedlist.h"
#include "regexp.h"
#include "expr.h"
/* the rule object */
struct rule_s {
BEGINobjInstance; /* Data to implement generic object - MUST be the first data element! */
/* filter properties */
enum {
FILTER_PRI = 0, /* traditional PRI based filer */
FILTER_PROP = 1, /* extended filter, property based */
FILTER_EXPR = 2 /* extended filter, expression based */
} f_filter_type;
EHostnameCmpMode eHostnameCmpMode;
cstr_t *pCSHostnameComp; /* hostname to check */
cstr_t *pCSProgNameComp; /* tag to check or NULL, if not to be checked */
union {
u_char f_pmask[LOG_NFACILITIES+1]; /* priority mask */
struct {
cstr_t *pCSPropName;
fiop_t operation;
regex_t *regex_cache; /* cache for compiled REs, if such are used */
cstr_t *pCSCompValue; /* value to "compare" against */
char isNegated; /* actually a boolean ;) */
} prop;
expr_t *f_expr; /* expression object */
} f_filterData;
ruleset_t *pRuleset; /* associated ruleset */
linkedList_t llActList; /* list of configured actions */
};
/* interfaces */
BEGINinterface(rule) /* name must also be changed in ENDinterface macro! */
INTERFACEObjDebugPrint(rule);
rsRetVal (*Construct)(rule_t **ppThis);
rsRetVal (*ConstructFinalize)(rule_t __attribute__((unused)) *pThis);
rsRetVal (*Destruct)(rule_t **ppThis);
rsRetVal (*IterateAllActions)(rule_t *pThis, rsRetVal (*pFunc)(void*, void*), void *pParam);
rsRetVal (*ProcessMsg)(rule_t *pThis, msg_t *pMsg);
rsRetVal (*SetAssRuleset)(rule_t *pThis, ruleset_t*);
ruleset_t* (*GetAssRuleset)(rule_t *pThis);
ENDinterface(rule)
#define ruleCURR_IF_VERSION 1 /* increment whenever you change the interface structure! */
/* prototypes */
PROTOTYPEObj(rule);
#endif /* #ifndef INCLUDED_RULE_H */
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