/* mmrm1stspace.c
 * removes leading space inside the syslog message part
 *
 * Copyright 2016 Adiscon GmbH.
 *
 * This file is part of rsyslog.
 *
 * 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 "rsyslog.h"
#include <stdio.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <signal.h>
#include <errno.h>
#include <unistd.h>
#include <stdint.h>
#include "conf.h"
#include "syslogd-types.h"
#include "srUtils.h"
#include "template.h"
#include "module-template.h"
#include "errmsg.h"

MODULE_TYPE_OUTPUT
MODULE_TYPE_NOKEEP
MODULE_CNFNAME("mmrm1stspace")


DEF_OMOD_STATIC_DATA

/* config variables */

/* define operation modes we have */
typedef struct _instanceData {
	int dummy;
} instanceData;

typedef struct wrkrInstanceData {
	instanceData *pData;
} wrkrInstanceData_t;

struct modConfData_s {
	rsconf_t *pConf;	/* our overall config object */
};
static modConfData_t *loadModConf = NULL;/* modConf ptr to use for the current load process */
static modConfData_t *runModConf = NULL;/* modConf ptr to use for the current exec process */


BEGINbeginCnfLoad
CODESTARTbeginCnfLoad
	loadModConf = pModConf;
	pModConf->pConf = pConf;
ENDbeginCnfLoad

BEGINendCnfLoad
CODESTARTendCnfLoad
ENDendCnfLoad

BEGINcheckCnf
CODESTARTcheckCnf
ENDcheckCnf

BEGINactivateCnf
CODESTARTactivateCnf
	runModConf = pModConf;
ENDactivateCnf


BEGINfreeCnf
CODESTARTfreeCnf
ENDfreeCnf


BEGINcreateWrkrInstance
CODESTARTcreateWrkrInstance
ENDcreateWrkrInstance


BEGINisCompatibleWithFeature
CODESTARTisCompatibleWithFeature
ENDisCompatibleWithFeature


BEGINcreateInstance
CODESTARTcreateInstance
ENDcreateInstance


BEGINfreeInstance
CODESTARTfreeInstance
ENDfreeInstance

BEGINnewActInst
CODESTARTnewActInst
	CODE_STD_STRING_REQUESTnewActInst(1)
	CHKiRet(OMSRsetEntry(*ppOMSR, 0, NULL, OMSR_TPL_AS_MSG));
	CHKiRet(createInstance(&pData));
CODE_STD_FINALIZERnewActInst
ENDnewActInst


BEGINfreeWrkrInstance
CODESTARTfreeWrkrInstance
ENDfreeWrkrInstance


BEGINdbgPrintInstInfo
CODESTARTdbgPrintInstInfo
ENDdbgPrintInstInfo


BEGINtryResume
CODESTARTtryResume
ENDtryResume


BEGINdoAction_NoStrings
	smsg_t **ppMsg = (smsg_t **) pMsgData;
	smsg_t *pMsg = ppMsg[0];
	uchar *msg;
	int lenMsg;
	int i;
CODESTARTdoAction
	lenMsg = getMSGLen(pMsg);
	if(lenMsg > 0) {
		msg = getMSG(pMsg);
		if(msg[0]==' ') {
			for(i = 1; i < lenMsg; i++) {
				msg[i-1] = msg[i];
			}
			msg[i-1] = '\0';
			lenMsg -= 1;
		}
	}
	if(lenMsg != getMSGLen(pMsg))
		setMSGLen(pMsg, lenMsg);
ENDdoAction


BEGINmodExit
CODESTARTmodExit
ENDmodExit


NO_LEGACY_CONF_parseSelectorAct

BEGINqueryEtryPt
CODESTARTqueryEtryPt
CODEqueryEtryPt_STD_OMOD_QUERIES
CODEqueryEtryPt_STD_OMOD8_QUERIES
CODEqueryEtryPt_STD_CONF2_QUERIES
CODEqueryEtryPt_STD_CONF2_OMOD_QUERIES
ENDqueryEtryPt



BEGINmodInit()
CODESTARTmodInit
	*ipIFVersProvided = CURR_MOD_IF_VERSION; /* we only support the current interface specification */
CODEmodInit_QueryRegCFSLineHdlr
	DBGPRINTF("mmrm1stspace: module compiled with rsyslog version %s.\n", VERSION);
ENDmodInit