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/* vmprg.c - abstracts a program (bytecode) for the rsyslog virtual machine
*
* Module begun 2008-02-20 by Rainer Gerhards
*
* Copyright 2007, 2008 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of rsyslog.
*
* Rsyslog is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Rsyslog 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
*
* A copy of the GPL can be found in the file "COPYING" in this distribution.
*/
#include "config.h"
#include <stdlib.h>
#include <assert.h>
#include "rsyslog.h"
#include "obj.h"
#include "vmprg.h"
/* static data */
DEFobjStaticHelpers
/* Standard-Constructor
*/
BEGINobjConstruct(vmprg) /* be sure to specify the object type also in END macro! */
ENDobjConstruct(vmprg)
/* ConstructionFinalizer
* rgerhards, 2008-01-09
*/
rsRetVal vmprgConstructFinalize(vmprg_t *pThis)
{
DEFiRet;
ISOBJ_TYPE_assert(pThis, vmprg);
RETiRet;
}
/* destructor for the vmprg object */
BEGINobjDestruct(vmprg) /* be sure to specify the object type also in END and CODESTART macros! */
vmop_t *pOp;
vmop_t *pTmp;
CODESTARTobjDestruct(vmprg)
/* we need to destruct the program elements! */
for(pOp = pThis->vmopRoot ; pOp != NULL ; ) {
pTmp = pOp;
pOp = pOp->pNext;
vmopDestruct(&pTmp);
}
ENDobjDestruct(vmprg)
/* add an operation (instruction) to the end of the current program. This
* function is expected to be called while creating the program, but never
* again after this is done and it is being executed. Results are undefined if
* it is called after execution.
*/
rsRetVal
addOperation(vmprg_t *pThis, vmop_t *pOp)
{
DEFiRet;
ISOBJ_TYPE_assert(pThis, vmprg);
ISOBJ_TYPE_assert(pOp, vmop);
if(pThis->vmopRoot == NULL) {
pThis->vmopRoot = pOp;
} else {
pThis->vmopLast->pNext = pOp;
}
pThis->vmopLast = pOp;
RETiRet;
}
/* Initialize the vmprg class. Must be called as the very first method
* before anything else is called inside this class.
* rgerhards, 2008-02-19
*/
BEGINObjClassInit(vmprg, 1) /* class, version */
OBJSetMethodHandler(objMethod_CONSTRUCTION_FINALIZER, vmprgConstructFinalize);
ENDObjClassInit(vmprg)
/* vi:set ai:
*/
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