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Diffstat (limited to 'runtime/objomsr.c')
| -rw-r--r-- | runtime/objomsr.c | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/runtime/objomsr.c b/runtime/objomsr.c new file mode 100644 index 00000000..21d284f3 --- /dev/null +++ b/runtime/objomsr.c @@ -0,0 +1,145 @@ +/* objomsr.c + * Implementation of the omsr (omodStringRequest) object. + * + * File begun on 2007-07-27 by RGerhards + * + * Copyright 2007 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. + */ +#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; + DEFiRet; + + assert(ppThis != NULL); + assert(iNumEntries >= 0); + if((pThis = calloc(1, sizeof(omodStringRequest_t))) == NULL) { + iRet = RS_RET_OUT_OF_MEMORY; + goto abort_it; + } + + /* 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) + */ + if((pThis->ppTplName = calloc(iNumEntries, sizeof(uchar*))) == NULL) { + OMSRdestruct(pThis); + pThis = NULL; + iRet = RS_RET_OUT_OF_MEMORY; + goto abort_it; + } + /* allocate the template options array. */ + if((pThis->piTplOpts = calloc(iNumEntries, sizeof(int))) == NULL) { + OMSRdestruct(pThis); + pThis = NULL; + iRet = RS_RET_OUT_OF_MEMORY; + goto abort_it; + } + +abort_it: + *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(pTplName != 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; +} +/* vim:set ai: + */ |