#include "TLVPacket.hh"
#include <boost/function_output_iterator.hpp>
#include <boost/iterator/filter_iterator.hpp>
+#include "boost/variant.hpp"
//#include "MIHPacket.mpp"
namespace senf {
- // the maximum length of a MIHF_ID is 253 octets (see F.3.11 in 802.21)
- // we could set maxLengthValue in INIT, but for the most MIHF_IDs the default
- // maximum length of 127 should be enough.
- // The user must call mihPacket->src_mihfId().maxLengthValue( 127) before
- // setting longer MIHF_IDs
+ struct MIHMessageRegistry {
+ // MIH messages registry
+ typedef boost::uint16_t key_t;
+ };
+
+# define SENF_MIH_PACKET_REGISTRY_REGISTER( packet ) \
+ SENF_PACKET_REGISTRY_REGISTER( \
+ senf::MIHMessageRegistry, packet::type::MESSAGE_ID, packet )
+
+ class MIHFId
+ : public boost::variant< boost::blank, senf::MACAddress, senf::INet4Address,
+ senf::INet6Address, std::string, senf::EUI64 >,
+ public boost::less_than_comparable<MIHFId>,
+ public boost::equality_comparable<MIHFId>
+ {
+ public:
+ enum Type { Empty, MACAddress, INet4Address, INet6Address, String, EUI64 };
+
+ MIHFId();
+ MIHFId(senf::MACAddress const & addr);
+ MIHFId(senf::INet4Address const & addr);
+ MIHFId(senf::INet6Address const & addr);
+ MIHFId(std::string const & addr);
+ MIHFId(senf::EUI64 const & addr);
+
+ Type type() const;
+ bool operator==(MIHFId const & other) const;
+ bool operator<(MIHFId const & other) const;
+
+ private:
+ struct GetTypeVisitor : public boost::static_visitor<Type> {
+ Type operator()(boost::blank const &) const { return Empty; }
+ Type operator()(senf::MACAddress const &) const { return MACAddress; }
+ Type operator()(senf::INet4Address const &) const { return INet4Address; }
+ Type operator()(senf::INet6Address const &) const { return INet6Address; }
+ Type operator()(std::string const & ) const { return String; }
+ Type operator()(senf::EUI64 const &) const { return EUI64; }
+ };
+ struct EqualsVisitor : public boost::static_visitor<bool> {
+ template <typename T, typename U>
+ bool operator()(T const &, U const &) const {
+ return false;
+ }
+ template <typename T>
+ bool operator()( const T & lhs, const T & rhs ) const {
+ return lhs == rhs;
+ }
+ };
+ struct LessThanVisitor : public boost::static_visitor<bool> {
+ template <typename T, typename U>
+ bool operator()(T const &, U const &) const {
+ return false;
+ }
+ template <typename T>
+ bool operator()( const T & lhs, const T & rhs ) const {
+ return lhs < rhs;
+ }
+ };
+ };
+
+
+ /** \brief Parse a MIHF_ID
+
+ the maximum length of a MIHF_ID is 253 octets (see F.3.11 in 802.21)
+ we could set maxLengthValue in init(), but for the most MIHF_IDs the default
+ maximum length of 127 should be enough.
+
+ \note you must call mihfIdPacket.maxLengthValue( 253) *before*
+ setting longer MIHF_IDs values.
+ */
class MIHFId_TLVParser : public BaseTLVPacketParser
{
- # include SENF_PARSER()
+ # include SENF_PARSER()
SENF_PARSER_INHERIT ( BaseTLVPacketParser );
SENF_PARSER_SKIP ( length(), 0 );
SENF_PARSER_FINALIZE ( MIHFId_TLVParser );
-
+
std::string asString() const;
void setString(std::string const &id);
-
+
senf::MACAddress asMACAddress() const;
void setMACAddress(senf::MACAddress const &mac);
senf::INet4Address asINet4Address() const;
void setINet4Address(senf::INet4Address const &addr);
-
+
senf::INet6Address asINet6Address() const;
void setINet6Address(senf::INet6Address const &addr);
+
+ senf::EUI64 asEUI64() const;
+ void setEUI64(senf::EUI64 const &addr);
+ MIHFId valueAs(MIHFId::Type type) const;
+
private:
template <class OutputIterator>
struct binaryNAIEncoder {
binaryNAIEncoder(OutputIterator &i) : i_(i) {}
void operator()(const boost::uint8_t &v) const {
- *i_++ = '\\';
+ *i_++ = '\\';
*i_++ = v;
}
OutputIterator &i_;
static boost::function_output_iterator<binaryNAIEncoder<OutputIterator> > getNAIEncodedOutputIterator(OutputIterator i) {
return boost::make_function_output_iterator(binaryNAIEncoder<OutputIterator>(i));
}
-
+
struct binaryNAIDecoder {
binaryNAIDecoder() : readNextByte_(true) {}
- bool operator()(const boost::uint8_t &v) {
+ bool operator()(const boost::uint8_t &v) {
readNextByte_ = readNextByte_ ? false : true;
return readNextByte_;
}
return boost::make_filter_iterator<binaryNAIDecoder>(begin, end);
}
};
+
+ /** \brief Parse a MIH packet
+ Parser implementing the MIH header. The fields implemented are:
+ \image html MIHPacket.png
+
+ \see MIHPacketType
+ */
struct MIHPacketParser : public PacketParserBase
{
# include SENF_PARSER()
-
+
SENF_PARSER_BITFIELD_RO ( version, 4, unsigned );
SENF_PARSER_BITFIELD ( ackRequest, 1, bool );
SENF_PARSER_BITFIELD ( ackResponse, 1, bool );
SENF_PARSER_BITFIELD ( moreFragment, 1, bool );
SENF_PARSER_BITFIELD ( fragmentNr, 7, unsigned );
SENF_PARSER_SKIP_BITS ( 1 );
-
+
// MIH message ID (MID)
- SENF_PARSER_BITFIELD ( sid, 4, unsigned );
- SENF_PARSER_BITFIELD ( opcode, 2, unsigned );
- SENF_PARSER_BITFIELD ( aid, 10, unsigned );
+ SENF_PARSER_FIELD ( messageId, UInt16Parser ); //<pkgdraw:hide
+ SENF_PARSER_GOTO ( messageId );
+ SENF_PARSER_BITFIELD ( sid, 4, unsigned );
+ SENF_PARSER_BITFIELD ( opcode, 2, unsigned );
+ SENF_PARSER_BITFIELD ( aid, 10, unsigned );
SENF_PARSER_SKIP_BITS ( 4 );
SENF_PARSER_BITFIELD ( transactionId, 12, unsigned );
SENF_PARSER_FIELD_RO ( payloadLength, UInt16Parser );
+ SENF_PARSER_GOTO_OFFSET( 8, 8); // just to limit the offset calculation
+
// Source MIHF Id
SENF_PARSER_FIELD ( src_mihfId, MIHFId_TLVParser );
// Destination MIHF Id
SENF_PARSER_FIELD ( dst_mihfId, MIHFId_TLVParser );
-
+
SENF_PARSER_FINALIZE ( MIHPacketParser );
-
+
SENF_PARSER_INIT() {
version_() = 1;
src_mihfId().type() = 1;
dst_mihfId().type() = 2;
}
-
+
friend class MIHPacketType;
};
-
+
/** \brief MIH packet
\par Packet type (typedef):
\par Fields:
\ref MIHPacketParser
-
+
\ingroup protocolbundle_80221
*/
struct MIHPacketType
: public PacketTypeBase,
- public PacketTypeMixin<MIHPacketType>
+ public PacketTypeMixin<MIHPacketType, MIHMessageRegistry>
{
- typedef PacketTypeMixin<MIHPacketType> mixin;
- typedef ConcretePacket<MIHPacketType> packet;
- typedef MIHPacketParser parser;
+#ifndef DOXYGEN
+ typedef PacketTypeMixin<MIHPacketType, MIHMessageRegistry> mixin;
+#endif
+ typedef ConcretePacket<MIHPacketType> packet; ///< MIH packet typedef
+ typedef MIHPacketParser parser; ///< typedef to the parser of MIH packet
using mixin::nextPacketRange;
using mixin::init;
using mixin::initSize;
+ /** \brief Dump given MIH packet in readable form to given output stream */
static void dump(packet p, std::ostream &os);
static void finalize(packet p);
+ static factory_t nextPacketType(packet p);
+
+ enum ResponseStatus { Success, UnspecifiedFailure, Rejected, AuthorizationFailure, NetworkError };
+ enum Opcode { Request=1, Response, Indication };
};
+ /** \brief MIH packet typedef */
typedef ConcretePacket<MIHPacketType> MIHPacket;
+
+
+ struct MIHPayloadPacketParser : public PacketParserBase
+ {
+ # include SENF_PARSER()
+ SENF_PARSER_LIST ( tlv_list, packetSize(), GenericTLVPacketParser );
+
+ SENF_PARSER_FINALIZE ( MIHPayloadPacketParser );
+ };
+
+ struct MIHPayloadPacketType
+ : public PacketTypeBase,
+ public PacketTypeMixin<MIHPayloadPacketType>
+ {
+#ifndef DOXYGEN
+ typedef PacketTypeMixin<MIHPayloadPacketType> mixin;
+#endif
+ typedef ConcretePacket<MIHPayloadPacketType> packet; ///< MIH Payload packet typedef
+ typedef MIHPayloadPacketParser parser; ///< typedef to the parser of MIH Payload packet
+
+ using mixin::nextPacketRange;
+ using mixin::init;
+ using mixin::initSize;
+
+ /** \brief Dump given MIHPayload in readable form to given output stream */
+ static void dump(packet p, std::ostream &os);
+ };
+
+ /** \brief MIH Payload packet typedef */
+ typedef ConcretePacket<MIHPayloadPacketType> MIHPayloadPacket;
}
///////////////////////////////hh.e////////////////////////////////////////
-#endif
-#ifndef SENF_PACKETS_DECL_ONLY
-//#include "MIHPacket.cci"
+#include "MIHPacket.cci"
//#include "MIHPacket.ct"
//#include "MIHPacket.cti"
#endif
+
\f
// Local Variables:
// mode: c++