From 549c0cccd44dc36a6ba8c480fa65bcaad6cb20ec Mon Sep 17 00:00:00 2001
From: Rainer Gerhards <rgerhards@adiscon.com>
Date: Fri, 7 Mar 2008 16:10:58 +0000
Subject: extracted regexp functionality to its own dynamically loadable module

---
 regexp.c | 100 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 regexp.c

(limited to 'regexp.c')

diff --git a/regexp.c b/regexp.c
new file mode 100644
index 00000000..a1a9e1cd
--- /dev/null
+++ b/regexp.c
@@ -0,0 +1,100 @@
+/* The regexp object.
+ *
+ * Module begun 2008-03-05 by Rainer Gerhards, based on some code
+ * from syslogd.c
+ *
+ * Copyright 2008 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.
+ */
+
+#include "config.h"
+#include <regex.h>
+#include <assert.h>
+
+#include "rsyslog.h"
+#include "module-template.h"
+#include "obj.h"
+#include "regexp.h"
+
+MODULE_TYPE_LIB
+
+/* static data */
+DEFobjStaticHelpers
+
+
+/* ------------------------------ methods ------------------------------ */
+
+
+
+/* queryInterface function
+ * rgerhards, 2008-03-05
+ */
+BEGINobjQueryInterface(regexp)
+CODESTARTobjQueryInterface(regexp)
+	if(pIf->ifVersion != regexpCURR_IF_VERSION) { /* check for current version, increment on each change */
+		ABORT_FINALIZE(RS_RET_INTERFACE_NOT_SUPPORTED);
+	}
+
+	/* ok, we have the right interface, so let's fill it
+	 * Please note that we may also do some backwards-compatibility
+	 * work here (if we can support an older interface version - that,
+	 * of course, also affects the "if" above).
+	 */
+	pIf->regcomp = regcomp;
+	pIf->regexec = regexec;
+	pIf->regerror = regerror;
+	pIf->regfree = regfree;
+finalize_it:
+ENDobjQueryInterface(regexp)
+
+
+/* Initialize the regexp class. Must be called as the very first method
+ * before anything else is called inside this class.
+ * rgerhards, 2008-02-19
+ */
+BEGINAbstractObjClassInit(regexp, 1, OBJ_IS_LOADABLE_MODULE) /* class, version */
+	/* request objects we use */
+
+	/* set our own handlers */
+ENDObjClassInit(regexp)
+
+
+/* --------------- here now comes the plumbing that makes as a library module --------------- */
+
+
+BEGINmodExit
+CODESTARTmodExit
+ENDmodExit
+
+
+BEGINqueryEtryPt
+CODESTARTqueryEtryPt
+CODEqueryEtryPt_STD_LIB_QUERIES
+ENDqueryEtryPt
+
+
+BEGINmodInit()
+CODESTARTmodInit
+	*ipIFVersProvided = CURR_MOD_IF_VERSION; /* we only support the current interface specification */
+
+	CHKiRet(regexpClassInit()); /* must be done after tcps_sess, as we use it */
+	/* Initialize all classes that are in our module - this includes ourselfs */
+ENDmodInit
+/* vi:set ai:
+ */
-- 
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