1 files changed, 60 insertions, 0 deletions
diff --git a/src/lib/dhcp/pkt4o6.cc b/src/lib/dhcp/pkt4o6.cc
new file mode 100644
index 0000000..8374b34
--- /dev/null
+++ b/src/lib/dhcp/pkt4o6.cc
@@ -0,0 +1,60 @@
+// Copyright (C) 2015-2016 Internet Systems Consortium, Inc. ("ISC")
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#include <config.h>
+
+#include <dhcp/dhcp6.h>
+#include <dhcp/option.h>
+#include <dhcp/pkt4o6.h>
+#include <exceptions/exceptions.h>
+#include <util/buffer.h>
+
+using namespace isc::asiolink;
+using namespace isc::dhcp;
+using namespace isc::util;
+using namespace std;
+
+namespace isc {
+namespace dhcp {
+
+Pkt4o6::Pkt4o6(const OptionBuffer& pkt4, const Pkt6Ptr& pkt6)
+    :Pkt4(&pkt4[0], pkt4.size()), pkt6_(pkt6)
+{
+    static_cast<void>(pkt6->delOption(D6O_DHCPV4_MSG));
+    setIface(pkt6->getIface());
+    setIndex(pkt6->getIndex());
+    setRemoteAddr(pkt6->getRemoteAddr());
+}
+
+Pkt4o6::Pkt4o6(const Pkt4Ptr& pkt4, const Pkt6Ptr& pkt6)
+    :Pkt4(*pkt4), pkt6_(pkt6) {
+}
+
+void Pkt4o6::pack() {
+    // Convert wire-format Pkt4 data in the form of OptionBuffer.
+    Pkt4::pack();
+    OutputBuffer& buf = getBuffer();
+    const uint8_t* ptr = static_cast<const uint8_t*>(buf.getData());
+    OptionBuffer msg(ptr, ptr + buf.getLength());
+
+    // Build the DHCPv4 Message option for the DHCPv6 message, and pack the
+    // entire stuff.
+    OptionPtr dhcp4_msg(new Option(Option::V6, D6O_DHCPV4_MSG, msg));
+    pkt6_->addOption(dhcp4_msg);
+    pkt6_->pack();
+}
+
+void
+Pkt4o6::setCopyRetrievedOptions(const bool copy) {
+    Pkt4::setCopyRetrievedOptions(copy);
+    // Copy the new setting to the encapsulated instance of Pkt6.
+    pkt6_->setCopyRetrievedOptions(copy);
+}
+
+
+} // end of namespace isc::dhcp
+
+} // end of namespace isc