// Competence Center NETwork research (NET), St. Augustin, GERMANY
// Stefan Bund <g0dil@berlios.de>
// Philipp Batroff <philipp.batroff@fokus.fraunhofer.de>
+//
// This program 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 2 of the License, or
#include "IPv6Packet.hh"
#include "UDPPacket.hh"
#include "ICMPv6Packet.hh"
+#include <senf/Utils/hexdump.hh>
-#include "../../Utils/auto_unit_test.hh"
+#include <senf/Utils/auto_unit_test.hh>
#include <boost/test/test_tools.hpp>
#define prefix_
///////////////////////////////cc.p////////////////////////////////////////
-BOOST_AUTO_UNIT_TEST(ipv6Extensions)
+BOOST_AUTO_UNIT_TEST(ipv6Extensions_fragment)
{
// Just for the fun of it, we test a nice chain: A fragment of a fragmented UDP packet
BOOST_CHECK_EQUAL( pFragment_packet->version(), 6u );
BOOST_CHECK_EQUAL( pFragment_packet->length(), 20u );
BOOST_CHECK_EQUAL( pFragment_packet->nextHeader(), 44u );
- BOOST_CHECK_EQUAL( pFragment_packet->source().value(), senf::INet6Address::from_string("2001::1") );
- BOOST_CHECK_EQUAL( pFragment_packet->destination().value(), senf::INet6Address::from_string("2001::2") );
+ BOOST_CHECK_EQUAL( pFragment_packet->source().value(),
+ senf::INet6Address::from_string("2001::1") );
+ BOOST_CHECK_EQUAL( pFragment_packet->destination().value(),
+ senf::INet6Address::from_string("2001::2") );
std::ostringstream oss (std::ostringstream::out);
SENF_CHECK_NO_THROW( pFragment_packet.dump( oss));
- BOOST_CHECK( pFragment_packet.next().is<senf::IPv6Extension_Fragment>() );
+ BOOST_CHECK( pFragment_packet.next().is<senf::IPv6FragmentPacket>() );
- senf::IPv6Extension_Fragment fFragment_packet (pFragment_packet.next().as<senf::IPv6Extension_Fragment>());
+ senf::IPv6FragmentPacket fFragment_packet (pFragment_packet.next().as<senf::IPv6FragmentPacket>());
BOOST_CHECK_EQUAL( fFragment_packet->nextHeader(), 17u );
BOOST_CHECK_EQUAL( fFragment_packet->fragmentOffset(), 160u );
senf::PacketData::iterator i (uFragment_packet.next().data().begin());
BOOST_CHECK_EQUAL( dFragment_packet.size(), 4u );
BOOST_CHECK_EQUAL( dFragment_packet.data()[0], 0x11 );
+}
- //==============================================================================================
-
+
+BOOST_AUTO_UNIT_TEST(ipv6Extensions_routing)
+{
unsigned char Routing_packetData[] = {
// IP header
0x60, 0x30, 0x00, 0x00,
- 0x00, 0x10, //payload Length
- 0x2b, //next Header (43 = Routing Header)
- 0xff, //Hop Limit
- 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x01, 0x02, 0xff, 0xfe, 0x00, 0x02, 0x00, //Src Addr
- 0x35, 0x55, 0x55, 0x55, 0x66, 0x66, 0x66, 0x66, 0x77, 0x77, 0x77, 0x77, 0x88, 0x88, 0x88, 0x88, //Dest. Addr
- //Routing Header
- 0x3a, //nextHeader (58)
- 0x00, //Length ( 0 )
- 0x00, //routing type ( 0 )
- 0x00, //Left Segments ( 0 )
- 0x00, 0x00, 0x00, 0x00, //reserved
- //ICMPv6
- 0x01, //type: 1 (unreachable )
- 0x00, //code: 0 (route unreachable)
- 0xa3, 0xd3, //checksum (incorrect in wireshark capture file, should be 0xa3c4)
+ 0x00, 0x10, // payload Length
+ 0x2b, // next Header (43 = Routing Header)
+ 0xff, // Hop Limit
+ 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x02, 0x01, 0x02, 0xff, 0xfe, 0x00, 0x02, 0x00, // Src Addr
+ 0x35, 0x55, 0x55, 0x55, 0x66, 0x66, 0x66, 0x66,
+ 0x77, 0x77, 0x77, 0x77, 0x88, 0x88, 0x88, 0x88, // Dest. Addr
+ // Routing Header
+ 0x3a, // nextHeader (58)
+ 0x00, // length ( 0 )
+ 0x00, // routing type ( 0 )
+ 0x00, // Left Segments ( 0 )
+ 0x00, 0x00, 0x00, 0x00, // reserved
+ // ICMPv6
+ 0x01, // type: 1 (unreachable )
+ 0x00, // code: 0 (route unreachable)
+ 0xa3, 0xd3, // checksum (incorrect in wireshark capture file, should be 0xa3c4)
0x00, 0x00, 0x00, 0x00
};
BOOST_CHECK_EQUAL( pRouting_packet->version(), 6u );
BOOST_CHECK_EQUAL( pRouting_packet->length(), 16u );
BOOST_CHECK_EQUAL( pRouting_packet->nextHeader(), 43u );
- BOOST_CHECK_EQUAL( pRouting_packet->source().value(), senf::INet6Address::from_string("fe80::201:2ff:fe00:200") );
- BOOST_CHECK_EQUAL( pRouting_packet->destination().value(), senf::INet6Address::from_string("3555:5555:6666:6666:7777:7777:8888:8888"));
+ BOOST_CHECK_EQUAL( pRouting_packet->source().value(),
+ senf::INet6Address::from_string("fe80::201:2ff:fe00:200") );
+ BOOST_CHECK_EQUAL( pRouting_packet->destination().value(),
+ senf::INet6Address::from_string("3555:5555:6666:6666:7777:7777:8888:8888"));
+
+ std::ostringstream oss (std::ostringstream::out);
SENF_CHECK_NO_THROW( pRouting_packet.dump( oss));
- BOOST_REQUIRE( pRouting_packet.next().is<senf::IPv6Extension_Routing>() );
+ BOOST_REQUIRE( pRouting_packet.next().is<senf::IPv6RoutingPacket>() );
- senf::IPv6Extension_Routing pRouting_extension (pRouting_packet.next().as<senf::IPv6Extension_Routing>());
+ senf::IPv6RoutingPacket pRouting_extension (pRouting_packet.next().as<senf::IPv6RoutingPacket>());
BOOST_CHECK_EQUAL( pRouting_extension->nextHeader(), 58u );
BOOST_CHECK_EQUAL( pRouting_extension->headerLength(), 0x00 );
BOOST_CHECK_EQUAL( pICMPv6->code(), 0u);
BOOST_CHECK_EQUAL( pICMPv6->checksum(), 0xa3d3);
}
- //==============================================================================================
-
- /*
- no unittests for Hop by Hop - and Destination - Options extension Header yet. No real implementation there, only IPv6 extension skeleton implemented.
- */
+
+
+BOOST_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_parse)
+{
+ unsigned char HopByHop_packetData[] = {
+ 0x60, 0x00, 0x00, 0x00, // IP version, class, flow label
+ 0x00, 0x24, // payload length
+ 0x00, // next header: IPv6 hop-by-hop option (0)
+ 0x01, // hop limit (1)
+ 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x02, 0x19, 0xb9, 0xff, 0xfe, 0xeb, 0xb2, 0x26, // IPv6 Source address
+ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x16, // IPv6 Destination address ff02::16
+ // HopByHop option
+ 0x3a, // next Header (ICMPv6)
+ 0x00, // Length (0 = 8Bytes)
+ // option Header
+ 0x05, // option type
+ 0x02, // option Length (= 2 byte)
+ 0x00, 0x00, //data (zero data here ...)
+ 0x02, //option type (2, set for testing purposes only)
+ 0x00, //option Type length (=0, no data field needed here)
+ // ICMPv6
+ 0x8f, // type 143
+ 0x00, // code 0, should always be 0
+ 0x50, 0xcc, // checksum
+ };
+
+ senf::IPv6Packet pHop_packet (senf::IPv6Packet::create(HopByHop_packetData));
+ BOOST_CHECK_EQUAL( pHop_packet->version(), 6u );
+ BOOST_CHECK_EQUAL( pHop_packet->length(), 36u );
+ BOOST_CHECK_EQUAL( pHop_packet->nextHeader(), 0u );
+ BOOST_CHECK_EQUAL( pHop_packet->source().value(),
+ senf::INet6Address::from_string("fe80::219:b9ff:feeb:b226") );
+ BOOST_CHECK_EQUAL( pHop_packet->destination().value(), senf::INet6Address::from_string("ff02::16") );
+
+ std::ostringstream oss (std::ostringstream::out);
+ SENF_CHECK_NO_THROW( pHop_packet.dump( oss ));
+
+ BOOST_REQUIRE( pHop_packet.next().is<senf::IPv6HopByHopOptionsPacket>() );
+ senf::IPv6HopByHopOptionsPacket pHop_extension (
+ pHop_packet.next().as<senf::IPv6HopByHopOptionsPacket>());
+ BOOST_CHECK_EQUAL( pHop_extension->nextHeader(), 58u );
+ BOOST_CHECK_EQUAL( pHop_extension->headerLength(), 0x00 );
+
+ senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optC(pHop_extension->options() );
+ senf::IPv6HopByHopOptionsPacket::Parser::options_t::container::iterator listIter (optC.begin());
+
+ BOOST_CHECK_EQUAL( listIter->altAction(), 0u);
+ BOOST_CHECK_EQUAL( listIter->changeFlag(), 0u);
+ BOOST_CHECK_EQUAL( listIter->optionType(), 5u);
+ BOOST_CHECK_EQUAL( listIter->optionLength(), 2u);
+ ++listIter;
+ BOOST_CHECK_EQUAL( listIter->altAction(), 0u);
+ BOOST_CHECK_EQUAL( listIter->changeFlag(), 0u);
+ BOOST_CHECK_EQUAL( listIter->optionType(), 2u);
+ BOOST_CHECK_EQUAL( listIter->optionLength(), 0);
+
+ BOOST_REQUIRE( pHop_extension.next().is<senf::ICMPv6Packet>() );
+ senf::ICMPv6Packet pICMPv6 (pHop_extension.next().as<senf::ICMPv6Packet>());
+ BOOST_CHECK_EQUAL( pICMPv6->type(), 0x8f);
+ BOOST_CHECK_EQUAL( pICMPv6->code(), 0u);
+ BOOST_CHECK_EQUAL( pICMPv6->checksum(), 0x50cc);
+}
+
+BOOST_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_create)
+{
+ std::ostringstream oss (std::ostringstream::out);
+ unsigned char HopByHop_packetData[] = {
+ 0x60, 0x00, 0x00, 0x00, //IP version, class, flow label
+ 0x00, 0x0c, //payload length
+ 0x00, //next header: IPv6 hop-by-hop option (0)
+ 0x01, //hop limit (1)
+ 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, //IPv6 Source address (fe80::219:b9ff:feeb:b226)
+ 0x02, 0x19, 0xb9, 0xff, 0xfe, 0xeb, 0xb2, 0x26,
+
+ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, //IPv6 Destination address ff02::16
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x16,
+ //HopByHop option
+ 0x3a, //next Header (ICMPv6)
+ 0x00, //Length (0 = 8Bytes)
+
+ //option Header
+ 0x05, //option type
+ 0x02, //option Length (= 2 byte)
+ 0x00, 0x00, //data (zero data here ...)
+
+ 0x02, //option type (2, set for testing purposes only)
+ 0x00, //option Type length (=0, no data field needed here)
+
+ //ICMPv6
+ 0x8f, //type 143
+ 0x00, //code 0, should always be 0
+ 0xca, 0xdf, //checksum
+ };
+ senf::IPv6Packet ip (senf::IPv6Packet::create());
+ ip->version() = 6u;
+ ip->length() = 12u;
+ ip->nextHeader() = 0u;
+ ip->hopLimit() = 1u;
+ ip->source() = senf::INet6Address::from_string("fe80::219:b9ff:feeb:b226");
+ ip->destination() = senf::INet6Address::from_string("ff02::16");
+ senf::IPv6HopByHopOptionsPacket pext (senf::IPv6HopByHopOptionsPacket::createAfter(ip) );
+ pext->nextHeader() = 58u;
+ pext->headerLength() = 0u;
+ {
+ senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optC(pext->options() );
+ {
+ senf::IPv6GenericOptionTLVParser opt (
+ optC.push_back_space().init<senf::IPv6GenericOptionTLVParser>());
+ opt.altAction() = 0u;
+ opt.changeFlag() = 0u;
+ opt.optionType() = 5u;
+ unsigned char val[] = {0x00, 0x00};
+ opt.setPayload(val);
+ }
+ {
+ senf::IPv6GenericOptionTLVParser opt (
+ optC.push_back_space().init<senf::IPv6GenericOptionTLVParser>());
+ opt.altAction() = 0u;
+ opt.changeFlag() = 0u;
+ opt.optionType() = 2u;
+ }
+ }
+ senf::ICMPv6Packet icmp (senf::ICMPv6Packet::createAfter (pext));
+ icmp->type() = 0x8f;
+ icmp->code() = 0u;
+ ip.finalizeAll();
+ SENF_CHECK_NO_THROW( ip.dump(oss) );
+ SENF_CHECK_EQUAL_COLLECTIONS(
+ HopByHop_packetData, HopByHop_packetData+sizeof(HopByHop_packetData),
+ ip.data().begin(), ip.data().end() );
+}
+
///////////////////////////////cc.e////////////////////////////////////////
#undef prefix_