Adds AuditLogWriter{Serial,Parallel} classes

Furhter those classes will be used to persist (or send) the auditlogs.

src/audit_log_writer.cc

@@ -0,0 +1,33 @@
+/**
+ * ModSecurity, http://www.modsecurity.org/
+ * Copyright (c) 2015 Trustwave Holdings, Inc. (http://www.trustwave.com/)
+ *
+ * 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
+ *
+ * If any of the files related to licensing are missing or if you have any
+ * other questions related to licensing please contact Trustwave Holdings, Inc.
+ * directly using the email address security@modsecurity.org.
+ *
+ */
+
+#include "src/audit_log_writer.h"
+
+#include <string>
+
+#include "src/audit_log.h"
+
+namespace ModSecurity {
+
+std::string AuditLogWriter::file_name(const std::string& unique_id) {
+    time_t timer;
+    time(&timer);
+
+    /** TODO: return file with time stamp and etc.  */
+    return std::string("/tmp/temp_audit_log_file.txt");
+}
+
+
+}  // namespace ModSecurity