4 // Fraunhofer Institute for Open Communication Systems (FOKUS)
6 // The contents of this file are subject to the Fraunhofer FOKUS Public License
7 // Version 1.0 (the "License"); you may not use this file except in compliance
8 // with the License. You may obtain a copy of the License at
9 // http://senf.berlios.de/license.html
11 // The Fraunhofer FOKUS Public License Version 1.0 is based on,
12 // but modifies the Mozilla Public License Version 1.1.
13 // See the full license text for the amendments.
15 // Software distributed under the License is distributed on an "AS IS" basis,
16 // WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
17 // for the specific language governing rights and limitations under the License.
19 // The Original Code is Fraunhofer FOKUS code.
21 // The Initial Developer of the Original Code is Fraunhofer-Gesellschaft e.V.
22 // (registered association), Hansastraße 27 c, 80686 Munich, Germany.
23 // All Rights Reserved.
26 // Stefan Bund <g0dil@berlios.de>
27 // Philipp Batroff <pug@berlios.de>
29 \brief IPv6Extensions unit tests */
31 //#include "IPv6Extensions.test.hh"
32 //#include "IPv6Extensions.test.ih"
35 #include "IPv6Extensions.hh"
36 #include "IPv6Packet.hh"
37 #include "UDPPacket.hh"
38 #include "ICMPv6Packet.hh"
39 #include "ICMPv6TypePacket.hh"
40 #include "EthernetPacket.hh"
42 #include <senf/Utils/auto_unit_test.hh>
43 #include <boost/test/test_tools.hpp>
46 //-/////////////////////////////////////////////////////////////////////////////////////////////////
48 SENF_AUTO_UNIT_TEST(ipv6Extensions_fragment)
50 // Just for the fun of it, we test a nice chain: A fragment of a fragmented UDP packet
51 unsigned char Fragment_packetData[] = {
53 0x60, 0x00, 0x00, 0x00, // IP Version, class, flow label
54 0, 20, // payload length
55 44, // next header (IPv6 Fragment)
57 0x20, 0x01, 0, 0, 0, 0, 0, 0, // source ip = 2001::1
58 0, 0, 0, 0, 0, 0, 0, 0x01,
59 0x20, 0x01, 0, 0, 0, 0, 0, 0, // destination ip = 2001::2
60 0, 0, 0, 0, 0, 0, 0, 0x02,
61 // IPv6 Fragment header
62 17, // next header (UDP)
64 0x05, 0x00, // fragment offset, last fragment
65 0x01, 0x02, 0x03, 0x04, // id
67 0x10, 0x00, // source port
68 0x20, 0x00, // destination port
70 0x00, 0x00, // CRC (no, I won't calculate this one ...)
72 0x11, 0x12, 0x13, 0x14
75 senf::IPv6Packet pFragment_packet (senf::IPv6Packet::create(Fragment_packetData));
77 BOOST_CHECK_EQUAL( pFragment_packet->version(), 6u );
78 BOOST_CHECK_EQUAL( pFragment_packet->length(), 20u );
79 BOOST_CHECK_EQUAL( pFragment_packet->nextHeader(), 44u );
80 BOOST_CHECK_EQUAL( pFragment_packet->source().value(),
81 senf::INet6Address::from_string("2001::1") );
82 BOOST_CHECK_EQUAL( pFragment_packet->destination().value(),
83 senf::INet6Address::from_string("2001::2") );
85 std::ostringstream oss (std::ostringstream::out);
86 SENF_CHECK_NO_THROW( pFragment_packet.dump( oss));
88 BOOST_CHECK( pFragment_packet.next().is<senf::IPv6FragmentPacket>() );
90 senf::IPv6FragmentPacket fFragment_packet (pFragment_packet.next().as<senf::IPv6FragmentPacket>());
92 BOOST_CHECK_EQUAL( fFragment_packet->nextHeader(), 17u );
93 BOOST_CHECK_EQUAL( fFragment_packet->fragmentOffset(), 160u );
94 BOOST_CHECK_EQUAL( fFragment_packet->id(), 0x01020304u );
95 BOOST_CHECK( fFragment_packet.next().is<senf::UDPPacket>() );
97 senf::UDPPacket uFragment_packet (fFragment_packet.next().as<senf::UDPPacket>());
99 BOOST_CHECK_EQUAL( uFragment_packet->source(), 0x1000u );
100 BOOST_CHECK_EQUAL( uFragment_packet->destination(), 0x2000u );
101 BOOST_CHECK_EQUAL( uFragment_packet->length(), 12u );
102 BOOST_CHECK( uFragment_packet.next().is<senf::DataPacket>() );
104 senf::DataPacket dFragment_packet (uFragment_packet.next().as<senf::DataPacket>());
105 senf::PacketData::iterator i (uFragment_packet.next().data().begin());
106 BOOST_CHECK_EQUAL( dFragment_packet.size(), 4u );
107 BOOST_CHECK_EQUAL( dFragment_packet.data()[0], 0x11 );
111 SENF_AUTO_UNIT_TEST(ipv6Extensions_routing)
113 unsigned char Routing_packetData[] = {
115 0x60, 0x30, 0x00, 0x00,
116 0x00, 0x10, // payload Length
117 0x2b, // next Header (43 = Routing Header)
119 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
120 0x02, 0x01, 0x02, 0xff, 0xfe, 0x00, 0x02, 0x00, // Src Addr
121 0x35, 0x55, 0x55, 0x55, 0x66, 0x66, 0x66, 0x66,
122 0x77, 0x77, 0x77, 0x77, 0x88, 0x88, 0x88, 0x88, // Dest. Addr
124 0x3a, // nextHeader (58)
125 0x00, // length ( 0 )
126 0x00, // routing type ( 0 )
127 0x00, // Left Segments ( 0 )
128 0x00, 0x00, 0x00, 0x00, // reserved
130 0x01, // type: 1 (unreachable )
131 0x00, // code: 0 (route unreachable)
132 0xa3, 0xd3, // checksum (incorrect in wireshark capture file, should be 0xa3c4)
133 0x00, 0x00, 0x00, 0x00
136 senf::IPv6Packet pRouting_packet (senf::IPv6Packet::create(Routing_packetData));
138 BOOST_CHECK_EQUAL( pRouting_packet->version(), 6u );
139 BOOST_CHECK_EQUAL( pRouting_packet->length(), 16u );
140 BOOST_CHECK_EQUAL( pRouting_packet->nextHeader(), 43u );
141 BOOST_CHECK_EQUAL( pRouting_packet->source().value(),
142 senf::INet6Address::from_string("fe80::201:2ff:fe00:200") );
143 BOOST_CHECK_EQUAL( pRouting_packet->destination().value(),
144 senf::INet6Address::from_string("3555:5555:6666:6666:7777:7777:8888:8888"));
146 std::ostringstream oss (std::ostringstream::out);
147 SENF_CHECK_NO_THROW( pRouting_packet.dump( oss));
149 BOOST_REQUIRE( pRouting_packet.next().is<senf::IPv6RoutingPacket>() );
151 senf::IPv6RoutingPacket pRouting_extension (pRouting_packet.next().as<senf::IPv6RoutingPacket>());
153 BOOST_CHECK_EQUAL( pRouting_extension->nextHeader(), 58u );
154 BOOST_CHECK_EQUAL( pRouting_extension->headerLength(), 0x00 );
155 BOOST_CHECK_EQUAL( pRouting_extension->routingType(), 0x00 );
156 BOOST_CHECK_EQUAL( pRouting_extension->segmentsLeft(), 0x00);
158 BOOST_CHECK_EQUAL( pRouting_extension->reserved(), 0u);
160 BOOST_REQUIRE( pRouting_extension.next().is<senf::ICMPv6Packet>() );
161 senf::ICMPv6Packet pICMPv6 (pRouting_extension.next().as<senf::ICMPv6Packet>());
162 BOOST_CHECK_EQUAL( pICMPv6->type(), 1u);
163 BOOST_CHECK_EQUAL( pICMPv6->code(), 0u);
164 BOOST_CHECK_EQUAL( pICMPv6->checksum(), 0xa3d3);
168 SENF_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_parse)
170 unsigned char HopByHop_packetData[] = {
171 0x60, 0x00, 0x00, 0x00, // IP version, class, flow label
172 0x00, 0x24, // payload length
173 0x00, // next header: IPv6 hop-by-hop option (0)
174 0x01, // hop limit (1)
175 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
176 0x02, 0x19, 0xb9, 0xff, 0xfe, 0xeb, 0xb2, 0x26, // IPv6 Source address
177 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
178 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x16, // IPv6 Destination address ff02::16
180 0x3a, // next Header (ICMPv6)
181 0x00, // Length (0 = 8Bytes)
184 0x02, // option Length (= 2 byte)
185 0x00, 0x00, //data (zero data here ...)
186 0x02, //option type (2, set for testing purposes only)
187 0x00, //option Type length (=0, no data field needed here)
190 0x00, // code 0, should always be 0
191 0x50, 0xcc, // checksum
194 senf::IPv6Packet pHop_packet (senf::IPv6Packet::create(HopByHop_packetData));
195 BOOST_CHECK_EQUAL( pHop_packet->version(), 6u );
196 BOOST_CHECK_EQUAL( pHop_packet->length(), 36u );
197 BOOST_CHECK_EQUAL( pHop_packet->nextHeader(), 0u );
198 BOOST_CHECK_EQUAL( pHop_packet->source().value(),
199 senf::INet6Address::from_string("fe80::219:b9ff:feeb:b226") );
200 BOOST_CHECK_EQUAL( pHop_packet->destination().value(), senf::INet6Address::from_string("ff02::16") );
202 std::ostringstream oss (std::ostringstream::out);
203 SENF_CHECK_NO_THROW( pHop_packet.dump( oss ));
205 BOOST_REQUIRE( pHop_packet.next().is<senf::IPv6HopByHopOptionsPacket>() );
206 senf::IPv6HopByHopOptionsPacket pHop_extension (pHop_packet.next().as<senf::IPv6HopByHopOptionsPacket>());
207 BOOST_CHECK_EQUAL( pHop_extension->nextHeader(), 58u );
208 BOOST_CHECK_EQUAL( pHop_extension->headerLength(), 0x00 );
210 senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optC(pHop_extension->options() );
211 senf::IPv6HopByHopOptionsPacket::Parser::options_t::container::iterator listIter (optC.begin());
213 BOOST_CHECK_EQUAL( listIter->altAction(), 0u);
214 BOOST_CHECK_EQUAL( listIter->changeFlag(), 0u);
215 BOOST_CHECK_EQUAL( listIter->optionType(), 5u);
216 BOOST_CHECK_EQUAL( listIter->length(), 2u);
218 BOOST_CHECK_EQUAL( listIter->altAction(), 0u);
219 BOOST_CHECK_EQUAL( listIter->changeFlag(), 0u);
220 BOOST_CHECK_EQUAL( listIter->optionType(), 2u);
221 BOOST_CHECK_EQUAL( listIter->length(), 0);
223 BOOST_REQUIRE( pHop_extension.next().is<senf::ICMPv6Packet>() );
224 senf::ICMPv6Packet pICMPv6 (pHop_extension.next().as<senf::ICMPv6Packet>());
225 BOOST_CHECK_EQUAL( pICMPv6->type(), 0x8f);
226 BOOST_CHECK_EQUAL( pICMPv6->code(), 0u);
227 BOOST_CHECK_EQUAL( pICMPv6->checksum(), 0x50cc);
231 SENF_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_create)
233 std::ostringstream oss (std::ostringstream::out);
234 unsigned char HopByHop_packetData[] = {
236 0x33 ,0x33 ,0x00 ,0x00 ,0x00 ,0x16 , // destination MAC
237 0x00 ,0x19 ,0xb9 ,0xeb ,0xb2 ,0x26 , // source MAC
238 0x86 ,0xdd, // type (IPv6)
240 0x60, 0x00, 0x00, 0x00, // IP version, class, flow label
241 0x00, 0x24, // payload length
242 0x00, // next header: IPv6 hop-by-hop option (0)
243 0x01, // hop limit (1)
244 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // IPv6 Source address
245 0x02, 0x19, 0xb9, 0xff, 0xfe, 0xeb, 0xb2, 0x26, // (fe80::219:b9ff:feeb:b226)
246 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // IPv6 Destination address
247 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x16, // (ff02::16)
249 0x3a, // next Header (ICMPv6)
250 0x00, // Length (0 = 8Bytes)
253 0x02, // option Length (= 2 byte)
254 0x00, 0x00, // data (zero data here ...)
255 0x01, 0x00, // padding
258 0x00, // code 0, should always be 0
259 0x50 ,0xcc , // checksum
261 0x00 ,0x00 , // reserved, zero by default
262 0x00 ,0x01 , // nr of McAddressRecords
264 0x00 , // auxiliarydatalength
265 0x00 ,0x00 , // number of sources
266 0xff ,0x02 ,0x00 ,0x00, 0x00 ,0x00 ,0x00 ,0x00 , // ipv6McAddress ff02::1:ffeb:b226
267 0x00 ,0x00 ,0x00 ,0x01 ,0xff ,0xeb ,0xb2 ,0x26
269 senf::EthernetPacket eth (senf::EthernetPacket::create() );
270 eth->destination() = senf::MACAddress::from_string( "33:33:00:00:00:16" );
271 eth->source() = senf::MACAddress::from_string( "00:19:b9:eb:b2:26" );
272 eth->type_length() = 0x86dd;
274 senf::IPv6Packet ip (senf::IPv6Packet::createAfter(eth));
277 ip->nextHeader() = 0u;
279 ip->source() = senf::INet6Address::from_string("fe80::219:b9ff:feeb:b226");
280 ip->destination() = senf::INet6Address::from_string("ff02::16");
282 senf::IPv6HopByHopOptionsPacket pext (senf::IPv6HopByHopOptionsPacket::createAfter(ip) );
283 pext->nextHeader() = 58u;
285 senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optC(pext->options() );
287 senf::IPv6GenericOptionParser opt (
288 optC.push_back_space().init<senf::IPv6GenericOptionParser>());
289 opt.altAction() = 0u;
290 opt.changeFlag() = 0u;
291 opt.optionType() = 5u;
292 unsigned char val[] = {0x00, 0x00};
297 senf::ICMPv6Packet icmp (senf::ICMPv6Packet::createAfter (pext));
299 senf::MLDv2ListenerReport mld ( senf::MLDv2ListenerReport::createAfter(icmp) );
301 senf::MLDv2ListenerReport::Parser::mcastAddrRecords_t::container c (mld->mcastAddrRecords() );
303 c.back().recordType() = 4u;
304 senf::INet6Address addr( senf::INet6Address::from_string("ff02::1:ffeb:b226") );
305 c.back().mcAddress() = addr;
308 SENF_CHECK_NO_THROW( eth.dump(oss) );
309 SENF_CHECK_EQUAL_COLLECTIONS(
310 HopByHop_packetData, HopByHop_packetData+sizeof(HopByHop_packetData),
311 eth.data().begin(), eth.data().end() );
316 struct IPv6ChecksumOptionParser : public senf::IPv6OptionParser
318 # include SENF_PARSER()
319 SENF_PARSER_INHERIT ( IPv6OptionParser );
320 SENF_PARSER_FIELD ( extendedType, senf::UInt8Parser );
321 SENF_PARSER_FIELD ( checksum, senf::UInt32Parser );
322 SENF_PARSER_FINALIZE ( IPv6ChecksumOptionParser );
325 optionType() = typeId;
327 extendedType() = extendedTypeId;
330 static const boost::uint8_t typeId = 0x0d;
331 static const boost::uint8_t extendedTypeId = 0x4d;
335 SENF_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_create_SN)
337 senf::IPv6HopByHopOptionsPacket p ( senf::IPv6HopByHopOptionsPacket::create() );
338 p->nextHeader() = 0x3a;
340 senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optC (p->options() );
342 IPv6ChecksumOptionParser opt (
343 optC.push_back_space().init<IPv6ChecksumOptionParser>());
344 opt.checksum() = 0x01234567u;
348 unsigned char data[] = {
349 0x3a, 0x01, // Hop-By-Hop Header (nextHeader, length)
350 0x0d, 0x05, // option type, length
351 // option value: extendedType, checksum
352 0x4d, 0x01, 0x23, 0x45, 0x67,
353 // padding (PadN option: type, length, 0-padding)
354 0x01, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00
356 SENF_CHECK_EQUAL_COLLECTIONS( data, data+sizeof(data),
357 p.data().begin(), p.data().end() );
361 SENF_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_parse_SN)
363 unsigned char data[] = {
364 0x3a, 0x01, // Hop-By-Hop Header (nextHeader, length)
365 0x0d, 0x05, // option type, length
366 // option value: slfNetType, checksum
367 0x4d, 0x01, 0x23, 0x45, 0x67,
368 // padding (PadN option: type, length, 0-padding)
369 0x01, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00
372 senf::IPv6HopByHopOptionsPacket p ( senf::IPv6HopByHopOptionsPacket::create(data) );
373 BOOST_CHECK_EQUAL( p->nextHeader(), 0x3a);
376 typedef senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optContainer_t;
377 optContainer_t optC (p->options() );
378 optContainer_t::iterator listIter (optC.begin());
380 BOOST_CHECK_EQUAL( listIter->optionType(), 0x0d);
381 BOOST_CHECK( listIter->is<IPv6ChecksumOptionParser>());
382 IPv6ChecksumOptionParser opt ( listIter->as<IPv6ChecksumOptionParser>());
383 BOOST_CHECK_EQUAL( opt.extendedType(), 0x4d);
384 BOOST_CHECK_EQUAL( opt.checksum(), 0x01234567);
387 std::ostringstream oss (std::ostringstream::out);
388 SENF_CHECK_NO_THROW( p.dump( oss));
391 //-/////////////////////////////////////////////////////////////////////////////////////////////////
398 // c-file-style: "senf"
399 // indent-tabs-mode: nil
400 // ispell-local-dictionary: "american"
401 // compile-command: "scons -u test"
402 // comment-column: 40