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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 16:28:20 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 16:28:20 +0000
commitdcc721a95bef6f0d8e6d8775b8efe33e5aecd562 (patch)
tree66a2774cd0ee294d019efd71d2544c70f42b2842 /tools/smtradfile.c
parentInitial commit. (diff)
downloadrsyslog-dcc721a95bef6f0d8e6d8775b8efe33e5aecd562.tar.xz
rsyslog-dcc721a95bef6f0d8e6d8775b8efe33e5aecd562.zip
Adding upstream version 8.2402.0.upstream/8.2402.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/smtradfile.c')
-rw-r--r--tools/smtradfile.c130
1 files changed, 130 insertions, 0 deletions
diff --git a/tools/smtradfile.c b/tools/smtradfile.c
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+/* smtradfile.c
+ * This is a strgen module for the traditional file format.
+ *
+ * Format generated:
+ * "%TIMESTAMP% %HOSTNAME% %syslogtag%%msg:::sp-if-no-1st-sp%%msg:::drop-last-lf%\n"
+ *
+ * NOTE: read comments in module-template.h to understand how this file
+ * works!
+ *
+ * File begun on 2010-06-01 by RGerhards
+ *
+ * Copyright 2010-2014 Rainer Gerhards and 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 <stdlib.h>
+#include <string.h>
+#include <assert.h>
+#include <errno.h>
+#include "syslogd.h"
+#include "conf.h"
+#include "syslogd-types.h"
+#include "template.h"
+#include "msg.h"
+#include "module-template.h"
+#include "unicode-helper.h"
+
+MODULE_TYPE_STRGEN
+MODULE_TYPE_NOKEEP
+STRGEN_NAME("RSYSLOG_TraditionalFileFormat")
+
+/* internal structures
+ */
+DEF_SMOD_STATIC_DATA
+
+
+/* config data */
+
+
+/* This strgen tries to minimize the amount of reallocs be first obtaining pointers to all strings
+ * needed (including their length) and then calculating the actual space required. So when we
+ * finally copy, we know exactly what we need. So we do at most one alloc.
+ */
+BEGINstrgen
+ register int iBuf;
+ uchar *pTimeStamp;
+ uchar *pHOSTNAME;
+ size_t lenHOSTNAME;
+ uchar *pTAG;
+ int lenTAG;
+ uchar *pMSG;
+ size_t lenMSG;
+ size_t lenTotal;
+CODESTARTstrgen
+ /* first obtain all strings and their length (if not fixed) */
+ pTimeStamp = (uchar*) getTimeReported(pMsg, tplFmtRFC3164Date);
+ pHOSTNAME = (uchar*) getHOSTNAME(pMsg);
+ lenHOSTNAME = getHOSTNAMELen(pMsg);
+ getTAG(pMsg, &pTAG, &lenTAG, LOCK_MUTEX);
+ pMSG = getMSG(pMsg);
+ lenMSG = getMSGLen(pMsg);
+
+ /* calculate len, constants for spaces and similar fixed strings */
+ lenTotal = CONST_LEN_TIMESTAMP_3164 + 1 + lenHOSTNAME + 1 + lenTAG + lenMSG + 2;
+ if(pMSG[0] != ' ')
+ ++lenTotal; /* then we need to introduce one additional space */
+
+ /* now make sure buffer is large enough */
+ if(lenTotal >= iparam->lenBuf)
+ CHKiRet(ExtendBuf(iparam, lenTotal));
+
+ /* and concatenate the resulting string */
+ memcpy(iparam->param, pTimeStamp, CONST_LEN_TIMESTAMP_3164);
+ iparam->param[CONST_LEN_TIMESTAMP_3164] = ' ';
+
+ memcpy(iparam->param + CONST_LEN_TIMESTAMP_3164 + 1, pHOSTNAME, lenHOSTNAME);
+ iBuf = CONST_LEN_TIMESTAMP_3164 + 1 + lenHOSTNAME;
+ iparam->param[iBuf++] = ' ';
+
+ memcpy(iparam->param + iBuf, pTAG, lenTAG);
+ iBuf += lenTAG;
+
+ if(pMSG[0] != ' ')
+ iparam->param[iBuf++] = ' ';
+ memcpy(iparam->param + iBuf, pMSG, lenMSG);
+ iBuf += lenMSG;
+
+ /* trailer */
+ iparam->param[iBuf++] = '\n';
+ iparam->param[iBuf] = '\0';
+
+ iparam->lenStr = lenTotal - 1; /* do not count \0! */
+
+finalize_it:
+ENDstrgen
+
+
+BEGINmodExit
+CODESTARTmodExit
+ENDmodExit
+
+
+BEGINqueryEtryPt
+CODESTARTqueryEtryPt
+CODEqueryEtryPt_STD_SMOD_QUERIES
+ENDqueryEtryPt
+
+
+BEGINmodInit(smtradfile)
+CODESTARTmodInit
+ *ipIFVersProvided = CURR_MOD_IF_VERSION; /* we only support the current interface specification */
+CODEmodInit_QueryRegCFSLineHdlr
+ dbgprintf("traditional file format strgen init called, compiled with version %s\n", VERSION);
+ENDmodInit