X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=senf%2FPackets%2F80221Bundle%2FTLVParser.cc;h=db7ef8b045997babc3e1b37d5c2f4e32e6683f1c;hb=33adfa86c0b25cb6eeda0fa12d47e077e488375a;hp=45622fbb1249cbce0f5d7bd96dcb8c7608e6202d;hpb=9c0d069987191bce78e13cdba410c34d34e736c2;p=senf.git diff --git a/senf/Packets/80221Bundle/TLVParser.cc b/senf/Packets/80221Bundle/TLVParser.cc index 45622fb..db7ef8b 100644 --- a/senf/Packets/80221Bundle/TLVParser.cc +++ b/senf/Packets/80221Bundle/TLVParser.cc @@ -49,11 +49,42 @@ prefix_ void senf::MIHFIdTLVParser::dump(std::ostream & os) os << indent << "type: " << unsigned (type()) << std::endl << indent << "length: " << unsigned (length()) << std::endl << indent << "value:\n"; - std::string src_mihfId (asString()); + std::string src_mihfId (valueAsString()); hexdump(src_mihfId.begin(), src_mihfId.end(), os); } -prefix_ void senf::MIHFIdTLVParser::setString(std::string const &id) +prefix_ void senf::MIHFIdTLVParser::finalize() +{ + protect(), idLength_().finalize(); + length_() << idLength() + idLength_().bytes(); + MIHBaseTLVParser::finalize(); +} + +prefix_ void senf::MIHFIdTLVParser::maxIdLength(boost::uint8_t maxLength) +{ + // the maximum length of a MIHF_ID is 253 octets (see F.3.11 in 802.21) + if (maxLength > 253) + throw std::length_error("maximum length of a MIHF_ID is 253 octets"); + protect(), idLength_().maxValue( maxLength); + maxLengthValue( maxLength + senf::bytes(idLength_())); +} + +prefix_ senf::safe_data_iterator senf::MIHFIdTLVParser::resizeValueField( + MIHTLVLengthParser::value_type size) +{ + MIHTLVLengthParser::value_type current_length ( idLength()); + idLength_() << size; + length_() << size + idLength_().bytes(); + + safe_data_iterator si (data(), valueBegin()); + if (current_length > size) + data().erase( si, boost::next(si, current_length-size)); + else + data().insert( si, size-current_length, 0); + return si; +} + +prefix_ void senf::MIHFIdTLVParser::value(std::string const & id) { size_type str_size (id.size()); // the maximum length of a MIHF_ID is 253 octets (see F.3.11 in 802.21) @@ -63,30 +94,35 @@ prefix_ void senf::MIHFIdTLVParser::setString(std::string const &id) std::copy( id.begin(), id.end(), si); } -prefix_ void senf::MIHFIdTLVParser::setMACAddress(senf::MACAddress const &mac) +prefix_ void senf::MIHFIdTLVParser::value(senf::MACAddress const & addr) { - safe_data_iterator si = resizeValueField(12); - std::copy( mac.begin(), mac.end(), getNAIEncodedOutputIterator(si)); + safe_data_iterator si = resizeValueField(6*2); + std::copy( addr.begin(), addr.end(), getNAIEncodedOutputIterator(si)); } -prefix_ void senf::MIHFIdTLVParser::setINet4Address(senf::INet4Address const &addr) +prefix_ void senf::MIHFIdTLVParser::value(senf::INet4Address const & addr) { - safe_data_iterator si = resizeValueField(8); + safe_data_iterator si = resizeValueField(4*2); std::copy( addr.begin(), addr.end(), getNAIEncodedOutputIterator(si)); } -prefix_ void senf::MIHFIdTLVParser::setINet6Address(senf::INet6Address const &addr) +prefix_ void senf::MIHFIdTLVParser::value(senf::INet6Address const & addr) { - safe_data_iterator si = resizeValueField(32); + safe_data_iterator si = resizeValueField(16*2); std::copy( addr.begin(), addr.end(), getNAIEncodedOutputIterator(si)); } -prefix_ void senf::MIHFIdTLVParser::setEUI64(senf::EUI64 const &addr) +prefix_ void senf::MIHFIdTLVParser::value(senf::EUI64 const & addr) { - safe_data_iterator si = resizeValueField(16); + safe_data_iterator si = resizeValueField(8*2); std::copy( addr.begin(), addr.end(), getNAIEncodedOutputIterator(si)); } +prefix_ void senf::MIHFIdTLVParser::value( MIHFId const & id) +{ + boost::apply_visitor( ValueSetterVisitor(*this), id); +} + prefix_ senf::MIHFId senf::MIHFIdTLVParser::valueAs(MIHFId::Type type) const { @@ -95,15 +131,15 @@ prefix_ senf::MIHFId senf::MIHFIdTLVParser::valueAs(MIHFId::Type type) case MIHFId::Empty: return MIHFId(); case MIHFId::MACAddress: - return MIHFId( asMACAddress()); + return MIHFId( valueAsMACAddress()); case MIHFId::INet4Address: - return MIHFId( asINet4Address()); + return MIHFId( valueAsINet4Address()); case MIHFId::INet6Address: - return MIHFId( asINet6Address()); + return MIHFId( valueAsINet6Address()); case MIHFId::String: - return MIHFId( asINet6Address()); + return MIHFId( valueAsString()); case MIHFId::EUI64: - return MIHFId( asINet6Address()); + return MIHFId( valueAsEUI64()); } return MIHFId(); } @@ -201,25 +237,6 @@ prefix_ void senf::MIHValidTimeIntervalTLVParser::dump(std::ostream & os) << ( value()==0 ? " (infinite)" : " seconds") << std::endl; } - -/////////////////////////////////////////////////////////////////////////// -// senf::MIHBaseTLVParser - -prefix_ senf::safe_data_iterator senf::MIHBaseTLVParser::resizeValueField( - MIHTLVLengthParser::value_type size) -{ - MIHTLVLengthParser::value_type current_length ( length()); - length_() << size; - - safe_data_iterator si (data(), boost::next(i(), 1 + length_().bytes() )); - if (current_length > size) - data().erase( si, boost::next(si, current_length-size)); - else - data().insert( si, size-current_length, 0); - return si; -} - - /////////////////////////////////////////////////////////////////////////// // senf::MIHTLVLengthParser @@ -323,7 +340,7 @@ prefix_ void senf::MIHTLVLengthParser::finalize() if (b != 5) resize_(5); } -prefix_ void senf::MIHTLVLengthParser:: maxValue(MIHTLVLengthParser::value_type v) +prefix_ void senf::MIHTLVLengthParser::maxValue(MIHTLVLengthParser::value_type v) { if (v <= 128) return;