inet::MPLSPacket Class Reference

Represents a packet with MPLS headers. More...

#include <MPLSPacket.h>

Inheritance diagram for inet::MPLSPacket:

Public Member Functions
	MPLSPacket (const char *name=nullptr)
	MPLSPacket (const MPLSPacket &p)
virtual MPLSPacket &	operator= (const MPLSPacket &p)
virtual MPLSPacket *	dup () const override
	cloning function More...
virtual std::string	info () const override
	Returns a string with the labels, starting with the top of stack. More...
void	swapLabel (int newLabel)
	Swap Label operation. More...
void	pushLabel (int newLabel)
	Pushes new label on the label stack. More...
void	popLabel ()
	Pops the top label. More...
bool	hasLabel ()
	Returns true if the label stack is not empty. More...
int	getTopLabel ()
	Returns the top label. More...

Protected Types
typedef std::vector< int >	LabelStack

Protected Attributes
LabelStack	labels

Private Member Functions
void	copy (const MPLSPacket &other)

Detailed Description

Represents a packet with MPLS headers.

Member Typedef Documentation

typedef std::vector<int> inet::MPLSPacket::LabelStack

protected

Constructor & Destructor Documentation

inet::MPLSPacket::MPLSPacket

(

const char *

name = nullptr

)

                                       : cPacket(name)
{
}

inet::MPLSPacket::MPLSPacket

(

const MPLSPacket &

p

)

    : cPacket(p)
{
    copy(p);
}

Member Function Documentation

void inet::MPLSPacket::copy ( const MPLSPacket &  other )

inlineprivate

Referenced by MPLSPacket(), and operator=().

{ labels = other.labels; }

virtual MPLSPacket* inet::MPLSPacket::dup ( ) const

inlineoverridevirtual

cloning function

{ return new MPLSPacket(*this); }

int inet::MPLSPacket::getTopLabel ( )

inline

Returns the top label.

Referenced by inet::MPLS::processMPLSPacketFromL2().

{ return labels.back(); }

bool inet::MPLSPacket::hasLabel ( )

inline

Returns true if the label stack is not empty.

Referenced by inet::MPLS::doStackOps(), inet::MPLS::processMPLSPacketFromL2(), and inet::MPLS::tryLabelAndForwardIPv4Datagram().

{ return !labels.empty(); }

std::string inet::MPLSPacket::info ( ) const

overridevirtual

Returns a string with the labels, starting with the top of stack.

{
    std::stringstream out;
    for (int i = (int)labels.size() - 1; i >= 0; i--)
        out << labels[i] << (i == 0 ? "" : " ");
    return out.str();
}

MPLSPacket & inet::MPLSPacket::operator= ( const MPLSPacket &  p )

virtual

{
    if (this == &p)
        return *this;
    cPacket::operator=(p);
    copy(p);
    return *this;
}

void inet::MPLSPacket::popLabel ( )

inline

Pops the top label.

Referenced by inet::MPLS::doStackOps().

{ labels.pop_back(); addBitLength(-32); }

void inet::MPLSPacket::pushLabel ( int  newLabel )

inline

Pushes new label on the label stack.

Referenced by inet::MPLS::doStackOps().

{ labels.push_back(newLabel); addBitLength(32); }

void inet::MPLSPacket::swapLabel ( int  newLabel )

inline

Swap Label operation.

Referenced by inet::MPLS::doStackOps().

{ labels.back() = newLabel; }

Member Data Documentation

LabelStack inet::MPLSPacket::labels

protected

Referenced by copy(), and info().

---

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

• MPLSPacket.h
• MPLSPacket.cc