Added utility functions for regular expression matching with the PCRE2 library.

server/include/maxscale_pcre2.h

@@ -0,0 +1,52 @@
+#ifndef _MAXSCALE_PCRE2_H
+#define _MAXSCALE_PCRE2_H
+/*
+ * This file is distributed as part of the MariaDB Corporation MaxScale. It 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,
+ * version 2.
+ *
+ * This program 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
+ * this program; if not, write to the Free Software Foundation, Inc., 51
+ * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Copyright MariaDB Corporation Ab 2015
+ *
+ */
+
+#ifndef PCRE2_CODE_UNIT_WIDTH
+#define PCRE2_CODE_UNIT_WIDTH 8
+#endif
+
+#include <pcre2.h>
+
+/**
+ * @file maxscale_pcre2.h - Utility functions for regular expression matching
+ * with the bundled PCRE2 library.
+ *
+ * @verbatim
+ * Revision History
+ *
+ * Date       Who           Description
+ * 30-10-2015 Markus Makela Initial implementation
+ * @endverbatim
+ */
+
+typedef enum
+{
+    MXS_PCRE2_MATCH,
+    MXS_PCRE2_NOMATCH,
+    MXS_PCRE2_ERROR
+} mxs_pcre2_result_t;
+
+mxs_pcre2_result_t mxs_pcre2_substitute(pcre2_code *re, const char *subject,
+                                        const char *replace, char** dest, size_t* size);
+mxs_pcre2_result_t mxs_pcre2_simple_match(const char* pattern, const char* subject,
+                                          int options, int* error);
+
+#endif