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>
9 // This program is free software; you can redistribute it and/or modify
10 // it under the terms of the GNU General Public License as published by
11 // the Free Software Foundation; either version 2 of the License, or
12 // (at your option) any later version.
14 // This program is distributed in the hope that it will be useful,
15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 // GNU General Public License for more details.
19 // You should have received a copy of the GNU General Public License
20 // along with this program; if not, write to the
21 // Free Software Foundation, Inc.,
22 // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 \brief IPv6Extensions unit tests */
27 //#include "IPv6Extensions.test.hh"
28 //#include "IPv6Extensions.test.ih"
31 #include "IPv6Extensions.hh"
32 #include "IPv6Packet.hh"
33 #include "UDPPacket.hh"
34 #include "ICMPv6Packet.hh"
35 #include "ICMPv6TypePacket.hh"
36 #include "EthernetPacket.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
47 unsigned char Fragment_packetData[] = {
49 0x60, 0x00, 0x00, 0x00, // IP Version, class, flow label
50 0, 20, // payload length
51 44, // next header (IPv6 Fragment)
53 0x20, 0x01, 0, 0, 0, 0, 0, 0, // source ip = 2001::1
54 0, 0, 0, 0, 0, 0, 0, 0x01,
55 0x20, 0x01, 0, 0, 0, 0, 0, 0, // destination ip = 2001::2
56 0, 0, 0, 0, 0, 0, 0, 0x02,
57 // IPv6 Fragment header
58 17, // next header (UDP)
60 0x05, 0x00, // fragment offset, last fragment
61 0x01, 0x02, 0x03, 0x04, // id
63 0x10, 0x00, // source port
64 0x20, 0x00, // destination port
66 0x00, 0x00, // CRC (no, I won't calculate this one ...)
68 0x11, 0x12, 0x13, 0x14
71 senf::IPv6Packet pFragment_packet (senf::IPv6Packet::create(Fragment_packetData));
73 BOOST_CHECK_EQUAL( pFragment_packet->version(), 6u );
74 BOOST_CHECK_EQUAL( pFragment_packet->length(), 20u );
75 BOOST_CHECK_EQUAL( pFragment_packet->nextHeader(), 44u );
76 BOOST_CHECK_EQUAL( pFragment_packet->source().value(),
77 senf::INet6Address::from_string("2001::1") );
78 BOOST_CHECK_EQUAL( pFragment_packet->destination().value(),
79 senf::INet6Address::from_string("2001::2") );
81 std::ostringstream oss (std::ostringstream::out);
82 SENF_CHECK_NO_THROW( pFragment_packet.dump( oss));
84 BOOST_CHECK( pFragment_packet.next().is<senf::IPv6FragmentPacket>() );
86 senf::IPv6FragmentPacket fFragment_packet (pFragment_packet.next().as<senf::IPv6FragmentPacket>());
88 BOOST_CHECK_EQUAL( fFragment_packet->nextHeader(), 17u );
89 BOOST_CHECK_EQUAL( fFragment_packet->fragmentOffset(), 160u );
90 BOOST_CHECK_EQUAL( fFragment_packet->id(), 0x01020304u );
91 BOOST_CHECK( fFragment_packet.next().is<senf::UDPPacket>() );
93 senf::UDPPacket uFragment_packet (fFragment_packet.next().as<senf::UDPPacket>());
95 BOOST_CHECK_EQUAL( uFragment_packet->source(), 0x1000u );
96 BOOST_CHECK_EQUAL( uFragment_packet->destination(), 0x2000u );
97 BOOST_CHECK_EQUAL( uFragment_packet->length(), 12u );
98 BOOST_CHECK( uFragment_packet.next().is<senf::DataPacket>() );
100 senf::DataPacket dFragment_packet (uFragment_packet.next().as<senf::DataPacket>());
101 senf::PacketData::iterator i (uFragment_packet.next().data().begin());
102 BOOST_CHECK_EQUAL( dFragment_packet.size(), 4u );
103 BOOST_CHECK_EQUAL( dFragment_packet.data()[0], 0x11 );
107 BOOST_AUTO_UNIT_TEST(ipv6Extensions_routing)
109 unsigned char Routing_packetData[] = {
111 0x60, 0x30, 0x00, 0x00,
112 0x00, 0x10, // payload Length
113 0x2b, // next Header (43 = Routing Header)
115 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
116 0x02, 0x01, 0x02, 0xff, 0xfe, 0x00, 0x02, 0x00, // Src Addr
117 0x35, 0x55, 0x55, 0x55, 0x66, 0x66, 0x66, 0x66,
118 0x77, 0x77, 0x77, 0x77, 0x88, 0x88, 0x88, 0x88, // Dest. Addr
120 0x3a, // nextHeader (58)
121 0x00, // length ( 0 )
122 0x00, // routing type ( 0 )
123 0x00, // Left Segments ( 0 )
124 0x00, 0x00, 0x00, 0x00, // reserved
126 0x01, // type: 1 (unreachable )
127 0x00, // code: 0 (route unreachable)
128 0xa3, 0xd3, // checksum (incorrect in wireshark capture file, should be 0xa3c4)
129 0x00, 0x00, 0x00, 0x00
132 senf::IPv6Packet pRouting_packet (senf::IPv6Packet::create(Routing_packetData));
134 BOOST_CHECK_EQUAL( pRouting_packet->version(), 6u );
135 BOOST_CHECK_EQUAL( pRouting_packet->length(), 16u );
136 BOOST_CHECK_EQUAL( pRouting_packet->nextHeader(), 43u );
137 BOOST_CHECK_EQUAL( pRouting_packet->source().value(),
138 senf::INet6Address::from_string("fe80::201:2ff:fe00:200") );
139 BOOST_CHECK_EQUAL( pRouting_packet->destination().value(),
140 senf::INet6Address::from_string("3555:5555:6666:6666:7777:7777:8888:8888"));
142 std::ostringstream oss (std::ostringstream::out);
143 SENF_CHECK_NO_THROW( pRouting_packet.dump( oss));
145 BOOST_REQUIRE( pRouting_packet.next().is<senf::IPv6RoutingPacket>() );
147 senf::IPv6RoutingPacket pRouting_extension (pRouting_packet.next().as<senf::IPv6RoutingPacket>());
149 BOOST_CHECK_EQUAL( pRouting_extension->nextHeader(), 58u );
150 BOOST_CHECK_EQUAL( pRouting_extension->headerLength(), 0x00 );
151 BOOST_CHECK_EQUAL( pRouting_extension->routingType(), 0x00 );
152 BOOST_CHECK_EQUAL( pRouting_extension->segmentsLeft(), 0x00);
154 BOOST_CHECK_EQUAL( pRouting_extension->reserved(), 0u);
156 BOOST_REQUIRE( pRouting_extension.next().is<senf::ICMPv6Packet>() );
157 senf::ICMPv6Packet pICMPv6 (pRouting_extension.next().as<senf::ICMPv6Packet>());
158 BOOST_CHECK_EQUAL( pICMPv6->type(), 1u);
159 BOOST_CHECK_EQUAL( pICMPv6->code(), 0u);
160 BOOST_CHECK_EQUAL( pICMPv6->checksum(), 0xa3d3);
164 BOOST_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_parse)
166 unsigned char HopByHop_packetData[] = {
167 0x60, 0x00, 0x00, 0x00, // IP version, class, flow label
168 0x00, 0x24, // payload length
169 0x00, // next header: IPv6 hop-by-hop option (0)
170 0x01, // hop limit (1)
171 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
172 0x02, 0x19, 0xb9, 0xff, 0xfe, 0xeb, 0xb2, 0x26, // IPv6 Source address
173 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
174 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x16, // IPv6 Destination address ff02::16
176 0x3a, // next Header (ICMPv6)
177 0x00, // Length (0 = 8Bytes)
180 0x02, // option Length (= 2 byte)
181 0x00, 0x00, //data (zero data here ...)
182 0x02, //option type (2, set for testing purposes only)
183 0x00, //option Type length (=0, no data field needed here)
186 0x00, // code 0, should always be 0
187 0x50, 0xcc, // checksum
190 senf::IPv6Packet pHop_packet (senf::IPv6Packet::create(HopByHop_packetData));
191 BOOST_CHECK_EQUAL( pHop_packet->version(), 6u );
192 BOOST_CHECK_EQUAL( pHop_packet->length(), 36u );
193 BOOST_CHECK_EQUAL( pHop_packet->nextHeader(), 0u );
194 BOOST_CHECK_EQUAL( pHop_packet->source().value(),
195 senf::INet6Address::from_string("fe80::219:b9ff:feeb:b226") );
196 BOOST_CHECK_EQUAL( pHop_packet->destination().value(), senf::INet6Address::from_string("ff02::16") );
198 std::ostringstream oss (std::ostringstream::out);
199 SENF_CHECK_NO_THROW( pHop_packet.dump( oss ));
201 BOOST_REQUIRE( pHop_packet.next().is<senf::IPv6HopByHopOptionsPacket>() );
202 senf::IPv6HopByHopOptionsPacket pHop_extension (pHop_packet.next().as<senf::IPv6HopByHopOptionsPacket>());
203 BOOST_CHECK_EQUAL( pHop_extension->nextHeader(), 58u );
204 BOOST_CHECK_EQUAL( pHop_extension->headerLength(), 0x00 );
206 senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optC(pHop_extension->options() );
207 senf::IPv6HopByHopOptionsPacket::Parser::options_t::container::iterator listIter (optC.begin());
209 BOOST_CHECK_EQUAL( listIter->altAction(), 0u);
210 BOOST_CHECK_EQUAL( listIter->changeFlag(), 0u);
211 BOOST_CHECK_EQUAL( listIter->optionType(), 5u);
212 BOOST_CHECK_EQUAL( listIter->length(), 2u);
214 BOOST_CHECK_EQUAL( listIter->altAction(), 0u);
215 BOOST_CHECK_EQUAL( listIter->changeFlag(), 0u);
216 BOOST_CHECK_EQUAL( listIter->optionType(), 2u);
217 BOOST_CHECK_EQUAL( listIter->length(), 0);
219 BOOST_REQUIRE( pHop_extension.next().is<senf::ICMPv6Packet>() );
220 senf::ICMPv6Packet pICMPv6 (pHop_extension.next().as<senf::ICMPv6Packet>());
221 BOOST_CHECK_EQUAL( pICMPv6->type(), 0x8f);
222 BOOST_CHECK_EQUAL( pICMPv6->code(), 0u);
223 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
241 0x02, 0x19, 0xb9, 0xff, 0xfe, 0xeb, 0xb2, 0x26, // (fe80::219:b9ff:feeb:b226)
242 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // IPv6 Destination address
243 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x16, // (ff02::16)
245 0x3a, // next Header (ICMPv6)
246 0x00, // Length (0 = 8Bytes)
249 0x02, // option Length (= 2 byte)
250 0x00, 0x00, // data (zero data here ...)
251 0x01, 0x00, // padding
254 0x00, // code 0, should always be 0
255 0x50 ,0xcc , // checksum
257 0x00 ,0x00 , // reserved, zero by default
258 0x00 ,0x01 , // nr of McAddressRecords
260 0x00 , // auxiliarydatalength
261 0x00 ,0x00 , // number of sources
262 0xff ,0x02 ,0x00 ,0x00, 0x00 ,0x00 ,0x00 ,0x00 , // ipv6McAddress ff02::1:ffeb:b226
263 0x00 ,0x00 ,0x00 ,0x01 ,0xff ,0xeb ,0xb2 ,0x26
265 senf::EthernetPacket eth (senf::EthernetPacket::create() );
266 eth->destination() = senf::MACAddress::from_string( "33:33:00:00:00:16" );
267 eth->source() = senf::MACAddress::from_string( "00:19:b9:eb:b2:26" );
268 eth->type_length() = 0x86dd;
270 senf::IPv6Packet ip (senf::IPv6Packet::createAfter(eth));
273 ip->nextHeader() = 0u;
275 ip->source() = senf::INet6Address::from_string("fe80::219:b9ff:feeb:b226");
276 ip->destination() = senf::INet6Address::from_string("ff02::16");
278 senf::IPv6HopByHopOptionsPacket pext (senf::IPv6HopByHopOptionsPacket::createAfter(ip) );
279 pext->nextHeader() = 58u;
281 senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optC(pext->options() );
283 senf::IPv6GenericOptionParser opt (
284 optC.push_back_space().init<senf::IPv6GenericOptionParser>());
285 opt.altAction() = 0u;
286 opt.changeFlag() = 0u;
287 opt.optionType() = 5u;
288 unsigned char val[] = {0x00, 0x00};
293 senf::ICMPv6Packet icmp (senf::ICMPv6Packet::createAfter (pext));
295 senf::MLDv2ListenerReport mld ( senf::MLDv2ListenerReport::createAfter(icmp) );
297 senf::MLDv2ListenerReport::Parser::mcastAddrRecords_t::container c (mld->mcastAddrRecords() );
299 c.back().recordType() = 4u;
300 senf::INet6Address addr( senf::INet6Address::from_string("ff02::1:ffeb:b226") );
301 c.back().mcAddress() = addr;
304 SENF_CHECK_NO_THROW( eth.dump(oss) );
305 SENF_CHECK_EQUAL_COLLECTIONS(
306 HopByHop_packetData, HopByHop_packetData+sizeof(HopByHop_packetData),
307 eth.data().begin(), eth.data().end() );
312 struct IPv6ChecksumOptionParser : public senf::IPv6OptionParser
314 # include SENF_PARSER()
315 SENF_PARSER_INHERIT ( IPv6OptionParser );
316 SENF_PARSER_FIELD ( extendedType, senf::UInt8Parser );
317 SENF_PARSER_FIELD ( checksum, senf::UInt32Parser );
318 SENF_PARSER_FINALIZE ( IPv6ChecksumOptionParser );
321 optionType() = typeId;
323 extendedType() = extendedTypeId;
326 static const boost::uint8_t typeId = 0x0d;
327 static const boost::uint8_t extendedTypeId = 0x4d;
331 BOOST_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_create_SN)
333 senf::IPv6HopByHopOptionsPacket p ( senf::IPv6HopByHopOptionsPacket::create() );
334 p->nextHeader() = 0x3a;
336 senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optC (p->options() );
338 IPv6ChecksumOptionParser opt (
339 optC.push_back_space().init<IPv6ChecksumOptionParser>());
340 opt.checksum() = 0x01234567u;
344 unsigned char data[] = {
345 0x3a, 0x01, // Hop-By-Hop Header (nextHeader, length)
346 0x0d, 0x05, // option type, length
347 // option value: extendedType, checksum
348 0x4d, 0x01, 0x23, 0x45, 0x67,
349 // padding (PadN option: type, length, 0-padding)
350 0x01, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00
352 SENF_CHECK_EQUAL_COLLECTIONS( data, data+sizeof(data),
353 p.data().begin(), p.data().end() );
357 BOOST_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_parse_SN)
359 unsigned char data[] = {
360 0x3a, 0x01, // Hop-By-Hop Header (nextHeader, length)
361 0x0d, 0x05, // option type, length
362 // option value: slfNetType, checksum
363 0x4d, 0x01, 0x23, 0x45, 0x67,
364 // padding (PadN option: type, length, 0-padding)
365 0x01, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00
368 senf::IPv6HopByHopOptionsPacket p ( senf::IPv6HopByHopOptionsPacket::create(data) );
369 BOOST_CHECK_EQUAL( p->nextHeader(), 0x3a);
372 typedef senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optContainer_t;
373 optContainer_t optC (p->options() );
374 optContainer_t::iterator listIter (optC.begin());
376 BOOST_CHECK_EQUAL( listIter->optionType(), 0x0d);
377 BOOST_CHECK( listIter->is<IPv6ChecksumOptionParser>());
378 IPv6ChecksumOptionParser opt ( listIter->as<IPv6ChecksumOptionParser>());
379 BOOST_CHECK_EQUAL( opt.extendedType(), 0x4d);
380 BOOST_CHECK_EQUAL( opt.checksum(), 0x01234567);
383 std::ostringstream oss (std::ostringstream::out);
384 SENF_CHECK_NO_THROW( p.dump( oss));
387 ///////////////////////////////cc.e////////////////////////////////////////
394 // c-file-style: "senf"
395 // indent-tabs-mode: nil
396 // ispell-local-dictionary: "american"
397 // compile-command: "scons -u test"
398 // comment-column: 40