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"
34 #include "ICMPv6TypePacket.hh"
35 #include "EthernetPacket.hh"
36 #include <senf/Utils/hexdump.hh>
38 #include <senf/Utils/auto_unit_test.hh>
39 #include <boost/test/test_tools.hpp>
42 ///////////////////////////////cc.p////////////////////////////////////////
44 BOOST_AUTO_UNIT_TEST(ipv6Extensions_fragment)
46 // Just for the fun of it, we test a nice chain: A fragment of a fragmented UDP packet
48 unsigned char Fragment_packetData[] = {
50 0x60, 0x00, 0x00, 0x00, // IP Version, class, flow label
51 0, 20, // payload length
52 44, // next header (IPv6 Fragment)
54 0x20, 0x01, 0, 0, 0, 0, 0, 0, // source ip = 2001::1
55 0, 0, 0, 0, 0, 0, 0, 0x01,
56 0x20, 0x01, 0, 0, 0, 0, 0, 0, // destination ip = 2001::2
57 0, 0, 0, 0, 0, 0, 0, 0x02,
58 // IPv6 Fragment header
59 17, // next header (UDP)
61 0x05, 0x00, // fragment offset, last fragment
62 0x01, 0x02, 0x03, 0x04, // id
64 0x10, 0x00, // source port
65 0x20, 0x00, // destination port
67 0x00, 0x00, // CRC (no, I won't calculate this one ...)
69 0x11, 0x12, 0x13, 0x14
72 senf::IPv6Packet pFragment_packet (senf::IPv6Packet::create(Fragment_packetData));
74 BOOST_CHECK_EQUAL( pFragment_packet->version(), 6u );
75 BOOST_CHECK_EQUAL( pFragment_packet->length(), 20u );
76 BOOST_CHECK_EQUAL( pFragment_packet->nextHeader(), 44u );
77 BOOST_CHECK_EQUAL( pFragment_packet->source().value(),
78 senf::INet6Address::from_string("2001::1") );
79 BOOST_CHECK_EQUAL( pFragment_packet->destination().value(),
80 senf::INet6Address::from_string("2001::2") );
82 std::ostringstream oss (std::ostringstream::out);
83 SENF_CHECK_NO_THROW( pFragment_packet.dump( oss));
85 BOOST_CHECK( pFragment_packet.next().is<senf::IPv6FragmentPacket>() );
87 senf::IPv6FragmentPacket fFragment_packet (pFragment_packet.next().as<senf::IPv6FragmentPacket>());
89 BOOST_CHECK_EQUAL( fFragment_packet->nextHeader(), 17u );
90 BOOST_CHECK_EQUAL( fFragment_packet->fragmentOffset(), 160u );
91 BOOST_CHECK_EQUAL( fFragment_packet->id(), 0x01020304u );
92 BOOST_CHECK( fFragment_packet.next().is<senf::UDPPacket>() );
94 senf::UDPPacket uFragment_packet (fFragment_packet.next().as<senf::UDPPacket>());
96 BOOST_CHECK_EQUAL( uFragment_packet->source(), 0x1000u );
97 BOOST_CHECK_EQUAL( uFragment_packet->destination(), 0x2000u );
98 BOOST_CHECK_EQUAL( uFragment_packet->length(), 12u );
99 BOOST_CHECK( uFragment_packet.next().is<senf::DataPacket>() );
101 senf::DataPacket dFragment_packet (uFragment_packet.next().as<senf::DataPacket>());
102 senf::PacketData::iterator i (uFragment_packet.next().data().begin());
103 BOOST_CHECK_EQUAL( dFragment_packet.size(), 4u );
104 BOOST_CHECK_EQUAL( dFragment_packet.data()[0], 0x11 );
108 BOOST_AUTO_UNIT_TEST(ipv6Extensions_routing)
110 unsigned char Routing_packetData[] = {
112 0x60, 0x30, 0x00, 0x00,
113 0x00, 0x10, // payload Length
114 0x2b, // next Header (43 = Routing Header)
116 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
117 0x02, 0x01, 0x02, 0xff, 0xfe, 0x00, 0x02, 0x00, // Src Addr
118 0x35, 0x55, 0x55, 0x55, 0x66, 0x66, 0x66, 0x66,
119 0x77, 0x77, 0x77, 0x77, 0x88, 0x88, 0x88, 0x88, // Dest. Addr
121 0x3a, // nextHeader (58)
122 0x00, // length ( 0 )
123 0x00, // routing type ( 0 )
124 0x00, // Left Segments ( 0 )
125 0x00, 0x00, 0x00, 0x00, // reserved
127 0x01, // type: 1 (unreachable )
128 0x00, // code: 0 (route unreachable)
129 0xa3, 0xd3, // checksum (incorrect in wireshark capture file, should be 0xa3c4)
130 0x00, 0x00, 0x00, 0x00
133 senf::IPv6Packet pRouting_packet (senf::IPv6Packet::create(Routing_packetData));
135 BOOST_CHECK_EQUAL( pRouting_packet->version(), 6u );
136 BOOST_CHECK_EQUAL( pRouting_packet->length(), 16u );
137 BOOST_CHECK_EQUAL( pRouting_packet->nextHeader(), 43u );
138 BOOST_CHECK_EQUAL( pRouting_packet->source().value(),
139 senf::INet6Address::from_string("fe80::201:2ff:fe00:200") );
140 BOOST_CHECK_EQUAL( pRouting_packet->destination().value(),
141 senf::INet6Address::from_string("3555:5555:6666:6666:7777:7777:8888:8888"));
143 std::ostringstream oss (std::ostringstream::out);
144 SENF_CHECK_NO_THROW( pRouting_packet.dump( oss));
146 BOOST_REQUIRE( pRouting_packet.next().is<senf::IPv6RoutingPacket>() );
148 senf::IPv6RoutingPacket pRouting_extension (pRouting_packet.next().as<senf::IPv6RoutingPacket>());
150 BOOST_CHECK_EQUAL( pRouting_extension->nextHeader(), 58u );
151 BOOST_CHECK_EQUAL( pRouting_extension->headerLength(), 0x00 );
152 BOOST_CHECK_EQUAL( pRouting_extension->routingType(), 0x00 );
153 BOOST_CHECK_EQUAL( pRouting_extension->segmentsLeft(), 0x00);
155 BOOST_CHECK_EQUAL( pRouting_extension->reserved(), 0u);
157 BOOST_REQUIRE( pRouting_extension.next().is<senf::ICMPv6Packet>() );
158 senf::ICMPv6Packet pICMPv6 (pRouting_extension.next().as<senf::ICMPv6Packet>());
159 BOOST_CHECK_EQUAL( pICMPv6->type(), 1u);
160 BOOST_CHECK_EQUAL( pICMPv6->code(), 0u);
161 BOOST_CHECK_EQUAL( pICMPv6->checksum(), 0xa3d3);
165 BOOST_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_parse)
167 unsigned char HopByHop_packetData[] = {
168 0x60, 0x00, 0x00, 0x00, // IP version, class, flow label
169 0x00, 0x24, // payload length
170 0x00, // next header: IPv6 hop-by-hop option (0)
171 0x01, // hop limit (1)
172 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
173 0x02, 0x19, 0xb9, 0xff, 0xfe, 0xeb, 0xb2, 0x26, // IPv6 Source address
174 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
175 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x16, // IPv6 Destination address ff02::16
177 0x3a, // next Header (ICMPv6)
178 0x00, // Length (0 = 8Bytes)
181 0x02, // option Length (= 2 byte)
182 0x00, 0x00, //data (zero data here ...)
183 0x02, //option type (2, set for testing purposes only)
184 0x00, //option Type length (=0, no data field needed here)
187 0x00, // code 0, should always be 0
188 0x50, 0xcc, // checksum
191 senf::IPv6Packet pHop_packet (senf::IPv6Packet::create(HopByHop_packetData));
192 BOOST_CHECK_EQUAL( pHop_packet->version(), 6u );
193 BOOST_CHECK_EQUAL( pHop_packet->length(), 36u );
194 BOOST_CHECK_EQUAL( pHop_packet->nextHeader(), 0u );
195 BOOST_CHECK_EQUAL( pHop_packet->source().value(),
196 senf::INet6Address::from_string("fe80::219:b9ff:feeb:b226") );
197 BOOST_CHECK_EQUAL( pHop_packet->destination().value(), senf::INet6Address::from_string("ff02::16") );
199 std::ostringstream oss (std::ostringstream::out);
200 SENF_CHECK_NO_THROW( pHop_packet.dump( oss ));
202 BOOST_REQUIRE( pHop_packet.next().is<senf::IPv6HopByHopOptionsPacket>() );
203 senf::IPv6HopByHopOptionsPacket pHop_extension (pHop_packet.next().as<senf::IPv6HopByHopOptionsPacket>());
204 BOOST_CHECK_EQUAL( pHop_extension->nextHeader(), 58u );
205 BOOST_CHECK_EQUAL( pHop_extension->headerLength(), 0x00 );
207 senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optC(pHop_extension->options() );
208 senf::IPv6HopByHopOptionsPacket::Parser::options_t::container::iterator listIter (optC.begin());
210 BOOST_CHECK_EQUAL( listIter->altAction(), 0u);
211 BOOST_CHECK_EQUAL( listIter->changeFlag(), 0u);
212 BOOST_CHECK_EQUAL( listIter->optionType(), 5u);
213 BOOST_CHECK_EQUAL( listIter->optionLength(), 2u);
215 BOOST_CHECK_EQUAL( listIter->altAction(), 0u);
216 BOOST_CHECK_EQUAL( listIter->changeFlag(), 0u);
217 BOOST_CHECK_EQUAL( listIter->optionType(), 2u);
218 BOOST_CHECK_EQUAL( listIter->optionLength(), 0);
220 BOOST_REQUIRE( pHop_extension.next().is<senf::ICMPv6Packet>() );
221 senf::ICMPv6Packet pICMPv6 (pHop_extension.next().as<senf::ICMPv6Packet>());
222 BOOST_CHECK_EQUAL( pICMPv6->type(), 0x8f);
223 BOOST_CHECK_EQUAL( pICMPv6->code(), 0u);
224 BOOST_CHECK_EQUAL( pICMPv6->checksum(), 0x50cc);
227 BOOST_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_create)
229 std::ostringstream oss (std::ostringstream::out);
230 unsigned char HopByHop_packetData[] = {
232 0x33 ,0x33 ,0x00 ,0x00 ,0x00 ,0x16 , //destination MAC
233 0x00 ,0x19 ,0xb9 ,0xeb ,0xb2 ,0x26 , //source MAC
234 0x86 ,0xdd, //type (IPv6)
236 0x60, 0x00, 0x00, 0x00, //IP version, class, flow label
237 0x00, 0x24, //payload length
238 0x00, //next header: IPv6 hop-by-hop option (0)
239 0x01, //hop limit (1)
240 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, //IPv6 Source address (fe80::219:b9ff:feeb:b226)
241 0x02, 0x19, 0xb9, 0xff, 0xfe, 0xeb, 0xb2, 0x26,
243 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, //IPv6 Destination address ff02::16
244 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x16,
246 0x3a, //next Header (ICMPv6)
247 0x00, //Length (0 = 8Bytes)
251 0x02, //option Length (= 2 byte)
252 0x00, 0x00, //data (zero data here ...)
253 0x01, 0x00, //padding
256 0x00, //code 0, should always be 0
257 0x50 ,0xcc , //checksum
260 0x00 ,0x00 , //reserved, zero by default
261 0x00 ,0x01 , //nr of McAddressRecords
263 0x00 , //auxiliarydatalength
264 0x00 ,0x00 , // number of sources
265 0xff ,0x02 ,0x00 ,0x00, 0x00 ,0x00 ,0x00 ,0x00 , //ipv6McAddress ff02::1:ffeb:b226
266 0x00 ,0x00 ,0x00 ,0x01 ,0xff ,0xeb ,0xb2 ,0x26
268 senf::EthernetPacket eth (senf::EthernetPacket::create() );
269 eth->destination() = senf::MACAddress::from_string( "33:33:00:00:00:16" );
270 eth->source() = senf::MACAddress::from_string( "00:19:b9:eb:b2:26" );
271 eth->type_length() = 0x86dd;
273 senf::IPv6Packet ip (senf::IPv6Packet::createAfter(eth));
276 ip->nextHeader() = 0u;
278 ip->source() = senf::INet6Address::from_string("fe80::219:b9ff:feeb:b226");
279 ip->destination() = senf::INet6Address::from_string("ff02::16");
281 senf::IPv6HopByHopOptionsPacket pext (senf::IPv6HopByHopOptionsPacket::createAfter(ip) );
282 pext->nextHeader() = 58u;
283 pext->headerLength() = 0u;
285 senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optC(pext->options() );
287 senf::IPv6GenericOptionTLVParser opt ( optC.push_back_space().init<senf::IPv6GenericOptionTLVParser>());
288 opt.altAction() = 0u;
289 opt.changeFlag() = 0u;
290 opt.optionType() = 5u;
291 unsigned char val[] = {0x00, 0x00};
296 senf::ICMPv6Packet icmp (senf::ICMPv6Packet::createAfter (pext));
298 senf::MLDv2ListenerReport mld ( senf::MLDv2ListenerReport::createAfter(icmp) );
300 senf::MLDv2ListenerReport::Parser::mcastAddrRecords_t::container c (mld->mcastAddrRecords() );
302 c.back().recordType() = 4u;
303 senf::INet6Address addr( senf::INet6Address::from_string("ff02::1:ffeb:b226") );
304 c.back().mcAddress() = addr;
307 SENF_CHECK_NO_THROW( eth.dump(oss) );
308 SENF_CHECK_EQUAL_COLLECTIONS(
309 HopByHop_packetData, HopByHop_packetData+sizeof(HopByHop_packetData),
310 eth.data().begin(), eth.data().end() );
313 //provisionary unittest, only creating extensino Header Packet type
314 BOOST_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_create_SN) {
316 unsigned char data[] = { 0x3a, 0x00, 0x0d, 0x03, 0x01, 0xab, 0xcd, 0x00 };
318 senf::IPv6HopByHopOptionsPacket p ( senf::IPv6HopByHopOptionsPacket::create() );
319 p->nextHeader() = 58u;
321 senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optC(p->options() );
323 senf::IPv6ChecksumOptionTLVParser opt ( optC.push_back_space().init<senf::IPv6ChecksumOptionTLVParser>());
324 // opt.altAction() = 0u;
325 // opt.changeFlag() = 0u;
326 // opt.optionType() = 5u;
327 SENF_CHECK_NO_THROW( opt.SlfNetType() = 1u) ;
328 opt.checksum() = 0xabcdu;
331 SENF_CHECK_EQUAL_COLLECTIONS( data, data+sizeof(data),
332 p.data().begin(), p.data().end() );
335 ///////////////////////////////cc.e////////////////////////////////////////
342 // c-file-style: "senf"
343 // indent-tabs-mode: nil
344 // ispell-local-dictionary: "american"
345 // compile-command: "scons -u test"
346 // comment-column: 40