X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=senf%2FPackets%2FDefaultBundle%2FIPv6Extensions.test.cc;h=d64adb0ad7ac2597604dd3557dcb133f39c92810;hb=e3179a2123ad51d0d9eb63834a581145c4f77c92;hp=55563a43e7f4bcb7e3fe0bc84369d9c2f8109fee;hpb=17b707d5ed5741bcbeba233eeb1efacecd990176;p=senf.git diff --git a/senf/Packets/DefaultBundle/IPv6Extensions.test.cc b/senf/Packets/DefaultBundle/IPv6Extensions.test.cc index 55563a4..d64adb0 100644 --- a/senf/Packets/DefaultBundle/IPv6Extensions.test.cc +++ b/senf/Packets/DefaultBundle/IPv6Extensions.test.cc @@ -5,6 +5,7 @@ // Competence Center NETwork research (NET), St. Augustin, GERMANY // Stefan Bund // Philipp Batroff +// // 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 @@ -31,17 +32,18 @@ #include "IPv6Packet.hh" #include "UDPPacket.hh" #include "ICMPv6Packet.hh" +#include "ICMPv6TypePacket.hh" +#include "EthernetPacket.hh" #include #include #define prefix_ -///////////////////////////////cc.p//////////////////////////////////////// +//-///////////////////////////////////////////////////////////////////////////////////////////////// -BOOST_AUTO_UNIT_TEST(ipv6Extensions) +SENF_AUTO_UNIT_TEST(ipv6Extensions_fragment) { // Just for the fun of it, we test a nice chain: A fragment of a fragmented UDP packet - unsigned char Fragment_packetData[] = { // IP header 0x60, 0x00, 0x00, 0x00, // IP Version, class, flow label @@ -71,15 +73,17 @@ BOOST_AUTO_UNIT_TEST(ipv6Extensions) 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() ); + BOOST_CHECK( pFragment_packet.next().is() ); - senf::IPv6Extension_Fragment fFragment_packet (pFragment_packet.next().as()); + senf::IPv6FragmentPacket fFragment_packet (pFragment_packet.next().as()); BOOST_CHECK_EQUAL( fFragment_packet->nextHeader(), 17u ); BOOST_CHECK_EQUAL( fFragment_packet->fragmentOffset(), 160u ); @@ -97,48 +101,56 @@ BOOST_AUTO_UNIT_TEST(ipv6Extensions) senf::PacketData::iterator i (uFragment_packet.next().data().begin()); BOOST_CHECK_EQUAL( dFragment_packet.size(), 4u ); BOOST_CHECK_EQUAL( dFragment_packet.data()[0], 0x11 ); +} - //============================================================================================== - + +SENF_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) + 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, 0x00, 0x00, 0x00 }; - + senf::IPv6Packet pRouting_packet (senf::IPv6Packet::create(Routing_packetData)); 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() ); + BOOST_REQUIRE( pRouting_packet.next().is() ); - senf::IPv6Extension_Routing pRouting_extension (pRouting_packet.next().as()); + senf::IPv6RoutingPacket pRouting_extension (pRouting_packet.next().as()); BOOST_CHECK_EQUAL( pRouting_extension->nextHeader(), 58u ); BOOST_CHECK_EQUAL( pRouting_extension->headerLength(), 0x00 ); BOOST_CHECK_EQUAL( pRouting_extension->routingType(), 0x00 ); BOOST_CHECK_EQUAL( pRouting_extension->segmentsLeft(), 0x00); - + BOOST_CHECK_EQUAL( pRouting_extension->reserved(), 0u); BOOST_REQUIRE( pRouting_extension.next().is() ); @@ -147,72 +159,235 @@ BOOST_AUTO_UNIT_TEST(ipv6Extensions) BOOST_CHECK_EQUAL( pICMPv6->code(), 0u); BOOST_CHECK_EQUAL( pICMPv6->checksum(), 0xa3d3); } - //============================================================================================== - -BOOST_AUTO_UNIT_TEST(ipv6Extensions_hopByHop) + + +SENF_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, //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) + 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 + // ICMPv6 + 0x8f, // type 143 + 0x00, // code 0, should always be 0 + 0x50, 0xcc, // checksum }; - std::ostringstream oss (std::ostringstream::out); - 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->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() ); - //hopByHop extension header - senf::IPv6Extension_HopByHop pHop_extension (pHop_packet.next().as()); + BOOST_REQUIRE( pHop_packet.next().is() ); + senf::IPv6HopByHopOptionsPacket pHop_extension (pHop_packet.next().as()); BOOST_CHECK_EQUAL( pHop_extension->nextHeader(), 58u ); BOOST_CHECK_EQUAL( pHop_extension->headerLength(), 0x00 ); - SENF_CHECK_NO_THROW( pHop_extension.dump( oss )); - pHop_extension.dump(std::cout); - senf::IPv6Extension_HopByHop::Parser::options_t::container optC(pHop_extension->options() ); - senf::IPv6Extension_HopByHop::Parser::options_t::container::iterator listIter (optC.begin()); + 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); - std::cout << listIter->value() << std::endl; + BOOST_CHECK_EQUAL( listIter->length(), 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); -// pHop_extension.dump(std::cout); //( no optiontype output ... sth wrong here! ) + BOOST_CHECK_EQUAL( listIter->length(), 0); + + BOOST_REQUIRE( pHop_extension.next().is() ); + senf::ICMPv6Packet pICMPv6 (pHop_extension.next().as()); + BOOST_CHECK_EQUAL( pICMPv6->type(), 0x8f); + BOOST_CHECK_EQUAL( pICMPv6->code(), 0u); + BOOST_CHECK_EQUAL( pICMPv6->checksum(), 0x50cc); } -///////////////////////////////cc.e//////////////////////////////////////// -#undef prefix_ +SENF_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_create) +{ + std::ostringstream oss (std::ostringstream::out); + unsigned char HopByHop_packetData[] = { + // Ethernet + 0x33 ,0x33 ,0x00 ,0x00 ,0x00 ,0x16 , // destination MAC + 0x00 ,0x19 ,0xb9 ,0xeb ,0xb2 ,0x26 , // source MAC + 0x86 ,0xdd, // type (IPv6) + // IPv6 + 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, // IPv6 Source address + 0x02, 0x19, 0xb9, 0xff, 0xfe, 0xeb, 0xb2, 0x26, // (fe80::219:b9ff:feeb:b226) + 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // IPv6 Destination address + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x16, // (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 ...) + 0x01, 0x00, // padding + // ICMPv6 + 0x8f, // type 143 + 0x00, // code 0, should always be 0 + 0x50 ,0xcc , // checksum + // MLDv2 + 0x00 ,0x00 , // reserved, zero by default + 0x00 ,0x01 , // nr of McAddressRecords + 0x04 , // recordType + 0x00 , // auxiliarydatalength + 0x00 ,0x00 , // number of sources + 0xff ,0x02 ,0x00 ,0x00, 0x00 ,0x00 ,0x00 ,0x00 , // ipv6McAddress ff02::1:ffeb:b226 + 0x00 ,0x00 ,0x00 ,0x01 ,0xff ,0xeb ,0xb2 ,0x26 + }; + senf::EthernetPacket eth (senf::EthernetPacket::create() ); + eth->destination() = senf::MACAddress::from_string( "33:33:00:00:00:16" ); + eth->source() = senf::MACAddress::from_string( "00:19:b9:eb:b2:26" ); + eth->type_length() = 0x86dd; + + senf::IPv6Packet ip (senf::IPv6Packet::createAfter(eth)); + 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; + { + senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optC(pext->options() ); + { + senf::IPv6GenericOptionParser opt ( + optC.push_back_space().init()); + opt.altAction() = 0u; + opt.changeFlag() = 0u; + opt.optionType() = 5u; + unsigned char val[] = {0x00, 0x00}; + opt.value(val); + } + } + + senf::ICMPv6Packet icmp (senf::ICMPv6Packet::createAfter (pext)); + icmp->code() = 0u; + senf::MLDv2ListenerReport mld ( senf::MLDv2ListenerReport::createAfter(icmp) ); + { + senf::MLDv2ListenerReport::Parser::mcastAddrRecords_t::container c (mld->mcastAddrRecords() ); + c.push_back_space(); + c.back().recordType() = 4u; + senf::INet6Address addr( senf::INet6Address::from_string("ff02::1:ffeb:b226") ); + c.back().mcAddress() = addr; + } + eth.finalizeAll(); + SENF_CHECK_NO_THROW( eth.dump(oss) ); + SENF_CHECK_EQUAL_COLLECTIONS( + HopByHop_packetData, HopByHop_packetData+sizeof(HopByHop_packetData), + eth.data().begin(), eth.data().end() ); +} + + +namespace { + struct IPv6ChecksumOptionParser : public senf::IPv6OptionParser + { + # include SENF_PARSER() + SENF_PARSER_INHERIT ( IPv6OptionParser ); + SENF_PARSER_FIELD ( extendedType, senf::UInt8Parser ); + SENF_PARSER_FIELD ( checksum, senf::UInt32Parser ); + SENF_PARSER_FINALIZE ( IPv6ChecksumOptionParser ); + + SENF_PARSER_INIT() { + optionType() = typeId; + length() = 5u; + extendedType() = extendedTypeId; + } + + static const boost::uint8_t typeId = 0x0d; + static const boost::uint8_t extendedTypeId = 0x4d; + }; +} + +SENF_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_create_SN) +{ + senf::IPv6HopByHopOptionsPacket p ( senf::IPv6HopByHopOptionsPacket::create() ); + p->nextHeader() = 0x3a; + { + senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optC (p->options() ); + { + IPv6ChecksumOptionParser opt ( + optC.push_back_space().init()); + opt.checksum() = 0x01234567u; + } + } + + unsigned char data[] = { + 0x3a, 0x01, // Hop-By-Hop Header (nextHeader, length) + 0x0d, 0x05, // option type, length + // option value: extendedType, checksum + 0x4d, 0x01, 0x23, 0x45, 0x67, + // padding (PadN option: type, length, 0-padding) + 0x01, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00 + }; + SENF_CHECK_EQUAL_COLLECTIONS( data, data+sizeof(data), + p.data().begin(), p.data().end() ); +} + + +SENF_AUTO_UNIT_TEST(ipv6Extensions_hopByHop_parse_SN) +{ + unsigned char data[] = { + 0x3a, 0x01, // Hop-By-Hop Header (nextHeader, length) + 0x0d, 0x05, // option type, length + // option value: slfNetType, checksum + 0x4d, 0x01, 0x23, 0x45, 0x67, + // padding (PadN option: type, length, 0-padding) + 0x01, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00 + }; + + senf::IPv6HopByHopOptionsPacket p ( senf::IPv6HopByHopOptionsPacket::create(data) ); + BOOST_CHECK_EQUAL( p->nextHeader(), 0x3a); + + { + typedef senf::IPv6HopByHopOptionsPacket::Parser::options_t::container optContainer_t; + optContainer_t optC (p->options() ); + optContainer_t::iterator listIter (optC.begin()); + + BOOST_CHECK_EQUAL( listIter->optionType(), 0x0d); + BOOST_CHECK( listIter->is()); + IPv6ChecksumOptionParser opt ( listIter->as()); + BOOST_CHECK_EQUAL( opt.extendedType(), 0x4d); + BOOST_CHECK_EQUAL( opt.checksum(), 0x01234567); + } + + std::ostringstream oss (std::ostringstream::out); + SENF_CHECK_NO_THROW( p.dump( oss)); +} + +//-///////////////////////////////////////////////////////////////////////////////////////////////// +#undef prefix_ + // Local Variables: // mode: c++ // fill-column: 100