inet::serializer::EtherPhySerializer Class Reference

Converts between EtherFrame and binary (network byte order) Ethernet header. More...

#include <EthernetSerializer.h>

Inheritance diagram for inet::serializer::EtherPhySerializer:

Public Member Functions
	EtherPhySerializer (const char *name=nullptr)
Public Member Functions inherited from inet::serializer::SerializerBase
	SerializerBase (const char *name=nullptr)
void	serializePacket (const cPacket *pkt, Buffer &b, Context &context)
cPacket *	deserializePacket (const Buffer &b, Context &context)

Protected Member Functions
virtual void	serialize (const cPacket *pkt, Buffer &b, Context &context) override
	Serializes an EtherFrame for transmission on the wire. More...
virtual cPacket *	deserialize (const Buffer &b, Context &context) override
	Puts a packet sniffed from the wire into an EtherFrame. More...

Additional Inherited Members
Static Public Member Functions inherited from inet::serializer::SerializerBase
static SerializerBase &	lookupSerializer (const cPacket *pkt, Context &context, ProtocolGroup group, int id)
static void	lookupAndSerialize (const cPacket *pkt, Buffer &b, Context &context, ProtocolGroup group, int id, unsigned int maxLength=(unsigned int)(-1))
static SerializerBase &	lookupDeserializer (Context &context, ProtocolGroup group, int id)
static cPacket *	lookupAndDeserialize (const Buffer &b, Context &context, ProtocolGroup group, int id, unsigned int maxLength=(unsigned int)(-1))

Detailed Description

Converts between EtherFrame and binary (network byte order) Ethernet header.

Constructor & Destructor Documentation

inet::serializer::EtherPhySerializer::EtherPhySerializer ( const char *  name = nullptr )

inline

: SerializerBase(name) {}

Member Function Documentation

cPacket * inet::serializer::EtherPhySerializer::deserialize ( const Buffer &  b, Context &  context  )

overrideprotectedvirtual

Puts a packet sniffed from the wire into an EtherFrame.

Implements inet::serializer::SerializerBase.

{
    ASSERT(b.getPos() == 0);
    EtherPhyFrame *etherPhyFrame = nullptr;
    char buff[PREAMBLE_BYTES + SFD_BYTES + 1];
    b.readNBytes(PREAMBLE_BYTES + SFD_BYTES, buff);
    if (0 == memcmp(buff, "0x550x550x550x550x550x550x550xD5", PREAMBLE_BYTES + SFD_BYTES)) {
        etherPhyFrame = new EtherPhyFrame();
        cPacket *encapPacket = SerializerBase::lookupAndDeserialize(b, c, LINKTYPE, LINKTYPE_ETHERNET, b.getRemainingSize());
        ASSERT(encapPacket);
        etherPhyFrame->encapsulate(encapPacket);
        etherPhyFrame->setName(encapPacket->getName());
    }
    else {
        b.seek(0);
    }
    return etherPhyFrame;
}

void inet::serializer::EtherPhySerializer::serialize ( const cPacket *  pkt, Buffer &  b, Context &  context  )

overrideprotectedvirtual

Serializes an EtherFrame for transmission on the wire.

Implements inet::serializer::SerializerBase.

{
    ASSERT(b.getPos() == 0);
    const EtherPhyFrame *ethPkt = check_and_cast<const EtherPhyFrame *>(pkt);
    b.fillNBytes(PREAMBLE_BYTES, 0x55);      // preamble
    b.writeByte(0xD5);          // SFD
    cPacket *encapPkt = ethPkt->getEncapsulatedPacket();
    SerializerBase::lookupAndSerialize(encapPkt, b, c, LINKTYPE, LINKTYPE_ETHERNET, b.getRemainingSize());
}

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The documentation for this class was generated from the following files:

• EthernetSerializer.h
• EthernetSerializer.cc