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56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
/* The expr object.
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*
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* Copyright 2008 Rainer Gerhards and Adiscon GmbH.
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*
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* This file is part of rsyslog.
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*
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* Rsyslog is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Rsyslog 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
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*
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* A copy of the GPL can be found in the file "COPYING" in this distribution.
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*/
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#ifndef INCLUDED_EXPR_H
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#define INCLUDED_EXPR_H
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#include "obj.h"
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#include "ctok.h"
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#include "vmprg.h"
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#include "stringbuf.h"
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/* a node inside an expression tree */
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typedef struct exprNode_s {
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} exprNode_t;
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/* the expression object */
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typedef struct expr_s {
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BEGINobjInstance; /* Data to implement generic object - MUST be the first data element! */
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vmprg_t *pVmprg; /* the expression in vmprg format - ready to execute */
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} expr_t;
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/* interfaces */
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BEGINinterface(expr) /* name must also be changed in ENDinterface macro! */
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INTERFACEObjDebugPrint(expr);
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rsRetVal (*Construct)(expr_t **ppThis);
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rsRetVal (*ConstructFinalize)(expr_t __attribute__((unused)) *pThis);
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rsRetVal (*Destruct)(expr_t **ppThis);
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rsRetVal (*Parse)(expr_t *pThis, ctok_t *ctok);
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ENDinterface(expr)
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#define exprCURR_IF_VERSION 1 /* increment whenever you change the interface structure! */
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/* prototypes */
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PROTOTYPEObj(expr);
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#endif /* #ifndef INCLUDED_EXPR_H */
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