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/* objomsr.c
* Implementation of the omsr (omodStringRequest) object.
*
* File begun on 2007-07-27 by RGerhards
*
* Copyright 2007-2012 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of the rsyslog runtime library.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
* -or-
* see COPYING.ASL20 in the source distribution
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <string.h>
#include "rsyslog.h"
#include "objomsr.h"
/* destructor
*/
rsRetVal OMSRdestruct(omodStringRequest_t *pThis)
{
int i;
assert(pThis != NULL);
/* free the strings */
if(pThis->ppTplName != NULL) {
for(i = 0 ; i < pThis->iNumEntries ; ++i) {
if(pThis->ppTplName[i] != NULL) {
free(pThis->ppTplName[i]);
}
}
free(pThis->ppTplName);
}
if(pThis->piTplOpts != NULL)
free(pThis->piTplOpts);
free(pThis);
return RS_RET_OK;
}
/* constructor
*/
rsRetVal OMSRconstruct(omodStringRequest_t **ppThis, int iNumEntries)
{
omodStringRequest_t *pThis = NULL;
DEFiRet;
assert(ppThis != NULL);
assert(iNumEntries >= 0);
if(iNumEntries > CONF_OMOD_NUMSTRINGS_MAXSIZE) {
ABORT_FINALIZE(RS_RET_MAX_OMSR_REACHED);
}
CHKmalloc(pThis = calloc(1, sizeof(omodStringRequest_t)));
/* got the structure, so fill it */
pThis->iNumEntries = iNumEntries;
/* allocate string for template name array. The individual strings will be
* allocated as the code progresses (we do not yet know the string sizes)
*/
CHKmalloc(pThis->ppTplName = calloc(iNumEntries, sizeof(uchar*)));
/* allocate the template options array. */
CHKmalloc(pThis->piTplOpts = calloc(iNumEntries, sizeof(int)));
finalize_it:
if(iRet != RS_RET_OK) {
if(pThis != NULL) {
OMSRdestruct(pThis);
pThis = NULL;
}
}
*ppThis = pThis;
RETiRet;
}
/* set a template name and option to the object. Index must be given. The pTplName must be
* pointing to memory that can be freed. If in doubt, the caller must strdup() the value.
*/
rsRetVal OMSRsetEntry(omodStringRequest_t *pThis, int iEntry, uchar *pTplName, int iTplOpts)
{
assert(pThis != NULL);
assert(iEntry < pThis->iNumEntries);
if(pThis->ppTplName[iEntry] != NULL)
free(pThis->ppTplName[iEntry]);
pThis->ppTplName[iEntry] = pTplName;
pThis->piTplOpts[iEntry] = iTplOpts;
return RS_RET_OK;
}
/* get number of entries for this object
*/
int OMSRgetEntryCount(omodStringRequest_t *pThis)
{
assert(pThis != NULL);
return pThis->iNumEntries;
}
/* return data for a specific entry. All data returned is
* read-only and lasts only as long as the object lives. If the caller
* needs it for an extended period of time, the caller must copy the
* strings. Please note that the string pointer may be NULL, which is the
* case when it was never set.
*/
int OMSRgetEntry(omodStringRequest_t *pThis, int iEntry, uchar **ppTplName, int *piTplOpts)
{
assert(pThis != NULL);
assert(ppTplName != NULL);
assert(piTplOpts != NULL);
assert(iEntry < pThis->iNumEntries);
*ppTplName = pThis->ppTplName[iEntry];
*piTplOpts = pThis->piTplOpts[iEntry];
return RS_RET_OK;
}
/* return the full set of template options that are supported by this version of
* OMSR. They are returned in an unsigned long value. The caller can mask that
* value to check on the option he is interested in.
* Note that this interface was added in 4.1.6, so a plugin must obtain a pointer
* to this interface via queryHostEtryPt().
* rgerhards, 2009-04-03
*/
rsRetVal
OMSRgetSupportedTplOpts(unsigned long *pOpts)
{
DEFiRet;
assert(pOpts != NULL);
*pOpts = (OMSR_RQD_TPL_OPT_SQL | OMSR_TPL_AS_ARRAY | OMSR_TPL_AS_MSG
| OMSR_TPL_AS_FIELDS);
RETiRet;
}
/* vim:set ai:
*/
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