4 // Fraunhofer Institute for Open Communication Systems (FOKUS)
5 // Competence Center NETwork research (NET), St. Augustin, GERMANY
6 // Stefan Bund <g0dil@berlios.de>
7 // Philipp Batroff <philipp.batroff@fokus.fraunhofer.de>
8 // This program is free software; you can redistribute it and/or modify
9 // it under the terms of the GNU General Public License as published by
10 // the Free Software Foundation; either version 2 of the License, or
11 // (at your option) any later version.
13 // This program is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 // GNU General Public License for more details.
18 // You should have received a copy of the GNU General Public License
19 // along with this program; if not, write to the
20 // Free Software Foundation, Inc.,
21 // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24 \brief IPv6Extensions unit tests */
26 //#include "IPv6Extensions.test.hh"
27 //#include "IPv6Extensions.test.ih"
30 #include "IPv6Extensions.hh"
31 #include "IPv6Packet.hh"
32 #include "UDPPacket.hh"
33 #include "ICMPv6Packet.hh"
35 #include <senf/Utils/auto_unit_test.hh>
36 #include <boost/test/test_tools.hpp>
39 ///////////////////////////////cc.p////////////////////////////////////////
41 BOOST_AUTO_UNIT_TEST(ipv6Extensions)
43 // Just for the fun of it, we test a nice chain: A fragment of a fragmented UDP packet
45 unsigned char Fragment_packetData[] = {
47 0x60, 0x00, 0x00, 0x00, // IP Version, class, flow label
48 0, 20, // payload length
49 44, // next header (IPv6 Fragment)
51 0x20, 0x01, 0, 0, 0, 0, 0, 0, // source ip = 2001::1
52 0, 0, 0, 0, 0, 0, 0, 0x01,
53 0x20, 0x01, 0, 0, 0, 0, 0, 0, // destination ip = 2001::2
54 0, 0, 0, 0, 0, 0, 0, 0x02,
55 // IPv6 Fragment header
56 17, // next header (UDP)
58 0x05, 0x00, // fragment offset, last fragment
59 0x01, 0x02, 0x03, 0x04, // id
61 0x10, 0x00, // source port
62 0x20, 0x00, // destination port
64 0x00, 0x00, // CRC (no, I won't calculate this one ...)
66 0x11, 0x12, 0x13, 0x14
69 senf::IPv6Packet pFragment_packet (senf::IPv6Packet::create(Fragment_packetData));
71 BOOST_CHECK_EQUAL( pFragment_packet->version(), 6u );
72 BOOST_CHECK_EQUAL( pFragment_packet->length(), 20u );
73 BOOST_CHECK_EQUAL( pFragment_packet->nextHeader(), 44u );
74 BOOST_CHECK_EQUAL( pFragment_packet->source().value(), senf::INet6Address::from_string("2001::1") );
75 BOOST_CHECK_EQUAL( pFragment_packet->destination().value(), senf::INet6Address::from_string("2001::2") );
77 std::ostringstream oss (std::ostringstream::out);
78 SENF_CHECK_NO_THROW( pFragment_packet.dump( oss));
80 BOOST_CHECK( pFragment_packet.next().is<senf::IPv6Extension_Fragment>() );
82 senf::IPv6Extension_Fragment fFragment_packet (pFragment_packet.next().as<senf::IPv6Extension_Fragment>());
84 BOOST_CHECK_EQUAL( fFragment_packet->nextHeader(), 17u );
85 BOOST_CHECK_EQUAL( fFragment_packet->fragmentOffset(), 160u );
86 BOOST_CHECK_EQUAL( fFragment_packet->id(), 0x01020304u );
87 BOOST_CHECK( fFragment_packet.next().is<senf::UDPPacket>() );
89 senf::UDPPacket uFragment_packet (fFragment_packet.next().as<senf::UDPPacket>());
91 BOOST_CHECK_EQUAL( uFragment_packet->source(), 0x1000u );
92 BOOST_CHECK_EQUAL( uFragment_packet->destination(), 0x2000u );
93 BOOST_CHECK_EQUAL( uFragment_packet->length(), 12u );
94 BOOST_CHECK( uFragment_packet.next().is<senf::DataPacket>() );
96 senf::DataPacket dFragment_packet (uFragment_packet.next().as<senf::DataPacket>());
97 senf::PacketData::iterator i (uFragment_packet.next().data().begin());
98 BOOST_CHECK_EQUAL( dFragment_packet.size(), 4u );
99 BOOST_CHECK_EQUAL( dFragment_packet.data()[0], 0x11 );
101 //==============================================================================================
103 unsigned char Routing_packetData[] = {
105 0x60, 0x30, 0x00, 0x00,
106 0x00, 0x10, //payload Length
107 0x2b, //next Header (43 = Routing Header)
109 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x01, 0x02, 0xff, 0xfe, 0x00, 0x02, 0x00, //Src Addr
110 0x35, 0x55, 0x55, 0x55, 0x66, 0x66, 0x66, 0x66, 0x77, 0x77, 0x77, 0x77, 0x88, 0x88, 0x88, 0x88, //Dest. Addr
112 0x3a, //nextHeader (58)
114 0x00, //routing type ( 0 )
115 0x00, //Left Segments ( 0 )
116 0x00, 0x00, 0x00, 0x00, //reserved
118 0x01, //type: 1 (unreachable )
119 0x00, //code: 0 (route unreachable)
120 0xa3, 0xd3, //checksum (incorrect in wireshark capture file, should be 0xa3c4)
121 0x00, 0x00, 0x00, 0x00
124 senf::IPv6Packet pRouting_packet (senf::IPv6Packet::create(Routing_packetData));
126 BOOST_CHECK_EQUAL( pRouting_packet->version(), 6u );
127 BOOST_CHECK_EQUAL( pRouting_packet->length(), 16u );
128 BOOST_CHECK_EQUAL( pRouting_packet->nextHeader(), 43u );
129 BOOST_CHECK_EQUAL( pRouting_packet->source().value(), senf::INet6Address::from_string("fe80::201:2ff:fe00:200") );
130 BOOST_CHECK_EQUAL( pRouting_packet->destination().value(), senf::INet6Address::from_string("3555:5555:6666:6666:7777:7777:8888:8888"));
131 SENF_CHECK_NO_THROW( pRouting_packet.dump( oss));
133 BOOST_REQUIRE( pRouting_packet.next().is<senf::IPv6Extension_Routing>() );
135 senf::IPv6Extension_Routing pRouting_extension (pRouting_packet.next().as<senf::IPv6Extension_Routing>());
137 BOOST_CHECK_EQUAL( pRouting_extension->nextHeader(), 58u );
138 BOOST_CHECK_EQUAL( pRouting_extension->headerLength(), 0x00 );
139 BOOST_CHECK_EQUAL( pRouting_extension->routingType(), 0x00 );
140 BOOST_CHECK_EQUAL( pRouting_extension->segmentsLeft(), 0x00);
142 BOOST_CHECK_EQUAL( pRouting_extension->reserved(), 0u);
144 BOOST_REQUIRE( pRouting_extension.next().is<senf::ICMPv6Packet>() );
145 senf::ICMPv6Packet pICMPv6 (pRouting_extension.next().as<senf::ICMPv6Packet>());
146 BOOST_CHECK_EQUAL( pICMPv6->type(), 1u);
147 BOOST_CHECK_EQUAL( pICMPv6->code(), 0u);
148 BOOST_CHECK_EQUAL( pICMPv6->checksum(), 0xa3d3);
150 //==============================================================================================
152 BOOST_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_parse)
154 unsigned char HopByHop_packetData[] = {
155 0x60, 0x00, 0x00, 0x00, //IP version, class, flow label
156 0x00, 0x24, //payload length
157 0x00, //next header: IPv6 hop-by-hop option (0)
158 0x01, //hop limit (1)
159 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, //IPv6 Source address (fe80::219:b9ff:feeb:b226)
160 0x02, 0x19, 0xb9, 0xff, 0xfe, 0xeb, 0xb2, 0x26,
162 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, //IPv6 Destination address ff02::16
163 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x16,
165 0x3a, //next Header (ICMPv6)
166 0x00, //Length (0 = 8Bytes)
170 0x02, //option Length (= 2 byte)
171 0x00, 0x00, //data (zero data here ...)
173 0x02, //option type (2, set for testing purposes only)
174 0x00, //option Type length (=0, no data field needed here)
178 0x00, //code 0, should always be 0
179 0x50, 0xcc, //checksum
182 std::ostringstream oss (std::ostringstream::out);
184 senf::IPv6Packet pHop_packet (senf::IPv6Packet::create(HopByHop_packetData));
185 BOOST_CHECK_EQUAL( pHop_packet->version(), 6u );
186 BOOST_CHECK_EQUAL( pHop_packet->length(), 36u );
187 BOOST_CHECK_EQUAL( pHop_packet->nextHeader(), 0u );
188 BOOST_CHECK_EQUAL( pHop_packet->source().value(), senf::INet6Address::from_string("fe80::219:b9ff:feeb:b226") );
189 BOOST_CHECK_EQUAL( pHop_packet->destination().value(), senf::INet6Address::from_string("ff02::16") );
191 SENF_CHECK_NO_THROW( pHop_packet.dump( oss ));
192 BOOST_REQUIRE( pHop_packet.next().is<senf::IPv6Extension_HopByHop>() );
194 //hopByHop extension header
195 senf::IPv6Extension_HopByHop pHop_extension (pHop_packet.next().as<senf::IPv6Extension_HopByHop>());
196 BOOST_CHECK_EQUAL( pHop_extension->nextHeader(), 58u );
197 BOOST_CHECK_EQUAL( pHop_extension->headerLength(), 0x00 );
199 SENF_CHECK_NO_THROW( pHop_extension.dump( oss ));
200 pHop_extension.dump(oss);
201 senf::IPv6Extension_HopByHop::Parser::options_t::container optC(pHop_extension->options() );
202 senf::IPv6Extension_HopByHop::Parser::options_t::container::iterator listIter (optC.begin());
204 BOOST_CHECK_EQUAL( listIter->altAction(), 0u);
205 BOOST_CHECK_EQUAL( listIter->changeFlag(), 0u);
206 BOOST_CHECK_EQUAL( listIter->optionType(), 5u);
207 BOOST_CHECK_EQUAL( listIter->optionLength(), 2u);
209 BOOST_CHECK_EQUAL( listIter->altAction(), 0u);
210 BOOST_CHECK_EQUAL( listIter->changeFlag(), 0u);
211 BOOST_CHECK_EQUAL( listIter->optionType(), 2u);
212 BOOST_CHECK_EQUAL( listIter->optionLength(), 0);
213 pHop_extension.dump(oss);
215 BOOST_REQUIRE( pHop_extension.next().is<senf::ICMPv6Packet>() );
216 senf::ICMPv6Packet pICMPv6 (pHop_extension.next().as<senf::ICMPv6Packet>());
217 BOOST_CHECK_EQUAL( pICMPv6->type(), 0x8f);
218 BOOST_CHECK_EQUAL( pICMPv6->code(), 0u);
219 BOOST_CHECK_EQUAL( pICMPv6->checksum(), 0x50cc);
223 ///////////////////////////////cc.e////////////////////////////////////////
230 // c-file-style: "senf"
231 // indent-tabs-mode: nil
232 // ispell-local-dictionary: "american"
233 // compile-command: "scons -u test"
234 // comment-column: 40