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/* This is the header for template processing code of rsyslog.
* Please see syslogd.c for license information.
* begun 2004-11-17 rgerhards
*
* Copyright (C) 2004 by 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.
*/
#ifndef TEMPLATE_H_INCLUDED
#define TEMPLATE_H_INCLUDED 1
#include "regexp.h"
#include "stringbuf.h"
struct template {
struct template *pNext;
char *pszName;
int iLenName;
int tpenElements; /* number of elements in templateEntry list */
struct templateEntry *pEntryRoot;
struct templateEntry *pEntryLast;
char optFormatForSQL; /* in text fields, 0 - do not escape,
* 1 - escape quotes by double quotes,
* 2 - escape "the MySQL way"
*/
/* following are options. All are 0/1 defined (either on or off).
* we use chars because they are faster than bit fields and smaller
* than short...
*/
};
enum EntryTypes { UNDEFINED = 0, CONSTANT = 1, FIELD = 2 };
enum tplFormatTypes { tplFmtDefault = 0, tplFmtMySQLDate = 1,
tplFmtRFC3164Date = 2, tplFmtRFC3339Date = 3, tplFmtPgSQLDate = 4 };
enum tplFormatCaseConvTypes { tplCaseConvNo = 0, tplCaseConvUpper = 1, tplCaseConvLower = 2 };
#include "msg.h"
/* a specific parse entry */
struct templateEntry {
struct templateEntry *pNext;
enum EntryTypes eEntryType;
union {
struct {
uchar *pConstant; /* pointer to constant value */
int iLenConstant; /* its length */
} constant;
struct {
uchar *pPropRepl; /* pointer to property replacer string */
unsigned iFromPos; /* for partial strings only chars from this position ... */
unsigned iToPos; /* up to that one... */
#ifdef FEATURE_REGEXP
regex_t re; /* APR: this is the regular expression */
unsigned has_regex;
#endif
unsigned has_fields; /* support for field-counting: field to extract */
unsigned char field_delim; /* support for field-counting: field delemiter char */
enum tplFormatTypes eDateFormat;
enum tplFormatCaseConvTypes eCaseConv;
struct { /* bit fields! */
unsigned bDropCC: 1; /* drop control characters? */
unsigned bSpaceCC: 1; /* change control characters to spaceescape? */
unsigned bEscapeCC: 1; /* escape control characters? */
unsigned bDropLastLF: 1; /* drop last LF char in msg (PIX!) */
unsigned bSecPathDrop: 1; /* drop slashes, replace dots, empty string */
unsigned bSecPathReplace: 1; /* replace slashes, replace dots, empty string */
} options; /* options as bit fields */
} field;
} data;
};
/* interfaces */
BEGINinterface(tpl) /* name must also be changed in ENDinterface macro! */
ENDinterface(tpl)
#define tplCURR_IF_VERSION 1 /* increment whenever you change the interface structure! */
/* prototypes */
PROTOTYPEObj(tpl);
struct template* tplConstruct(void);
struct template *tplAddLine(char* pName, unsigned char** pRestOfConfLine);
struct template *tplFind(char *pName, int iLenName);
int tplGetEntryCount(struct template *pTpl);
void tplDeleteAll(void);
void tplDeleteNew(void);
void tplPrintList(void);
void tplLastStaticInit(struct template *tpl);
/* note: if a compiler warning for undefined type tells you to look at this
* code line below, the actual cause is that you currently MUST include template.h
* BEFORE msg.h, even if your code file does not actually need it.
* rgerhards, 2007-08-06
*/
rsRetVal tplToString(struct template *pTpl, msg_t *pMsg, uchar** ppSz);
rsRetVal doSQLEscape(uchar **pp, size_t *pLen, unsigned short *pbMustBeFreed, int escapeMode);
rsRetVal templateInit();
#endif /* #ifndef TEMPLATE_H_INCLUDED */
/* vim:set ai:
*/
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