Another set of refactoring
diff --git a/helper/ccnb-parser/visitors/timestamp-visitor.cc b/helper/ccnb-parser/visitors/timestamp-visitor.cc
new file mode 100644
index 0000000..5917711
--- /dev/null
+++ b/helper/ccnb-parser/visitors/timestamp-visitor.cc
@@ -0,0 +1,65 @@
+/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -*- */
+/*
+ * Copyright (c) 2011 University of California, Los Angeles
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
+ */
+
+#include "timestamp-visitor.h"
+#include "../syntax-tree/blob.h"
+
+#include "ns3/nstime.h"
+
+namespace ns3 {
+namespace ndn {
+namespace CcnbParser {
+
+boost::any/*Time*/
+TimestampVisitor::visit (Blob &n)
+{
+ // Buffer n.m_blob;
+ if (n.m_blobSize < 2)
+ throw CcnbDecodingException ();
+
+ const char *start = n.m_blob;
+
+ intmax_t seconds = 0;
+ intmax_t nanoseconds = 0;
+
+ for (uint32_t i=0; i < n.m_blobSize-2; i++)
+ {
+ seconds = (seconds << 8) | (uint8_t)start[i];
+ }
+ uint8_t combo = start[n.m_blobSize-2]; // 4 most significant bits hold 4 least significant bits of number of seconds
+ seconds = (seconds << 4) | (combo >> 4);
+
+ nanoseconds = combo & 0x0F; /*00001111*/ // 4 least significant bits hold 4 most significant bits of number of
+ nanoseconds = (nanoseconds << 8) | start[n.m_blobSize-1];
+ nanoseconds = (intmax_t) ((nanoseconds / 4096.0/*2^12*/) * 1000000 /*up-convert useconds*/);
+
+ return boost::any (Time::FromInteger (seconds, Time::S) + Time::FromInteger (nanoseconds, Time::US));
+}
+
+boost::any
+TimestampVisitor::visit (Udata &n)
+{
+ // std::string n.m_udata;
+ throw CcnbDecodingException ();
+}
+
+}
+}
+}