dtn::core::UDPConvergenceLayer Class Reference

#include <UDPConvergenceLayer.h>

Inheritance diagram for dtn::core::UDPConvergenceLayer:

List of all members.

Public Member Functions
	UDPConvergenceLayer (string bind_addr, unsigned short port, bool broadcast=false, unsigned int mtu=1280)
virtual	~UDPConvergenceLayer ()
virtual TransmitReport	transmit (const Bundle &b)
virtual TransmitReport	transmit (const Bundle &b, const Node &node)
virtual void	tick ()
Private Member Functions
void	receiveBundle ()
Private Attributes
int	m_socket
unsigned int	m_maxmsgsize
string	m_selfaddr
unsigned int	m_selfport
Mutex	m_writelock
Static Private Attributes
static const int	DEFAULT_PORT = 4556

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Detailed Description

This class implement a ConvergenceLayer for UDP/IP. Each bundle is sent in exact one UDP datagram.

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Constructor & Destructor Documentation

dtn::core::UDPConvergenceLayer::UDPConvergenceLayer	(	string	bind_addr,
		unsigned short	port,
		bool	broadcast = false,
		unsigned int	mtu = 1280
	)

Constructor

Parameters:

[in]	bind_addr	The own eid for broadcasting discovery bundles.
[in]	port	The udp port to use.
[in]	broadcast	If true, the broadcast feature for this socket is enabled.
[in]	mtu	The maximum bundle size.

References m_socket.

dtn::core::UDPConvergenceLayer::~UDPConvergenceLayer

(

)

[virtual]

Desktruktor

References m_socket, and m_writelock.

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Member Function Documentation

TransmitReport dtn::core::UDPConvergenceLayer::transmit

(

const Bundle &

b

)

[virtual]

See also:

protocol::ConvergenceLayer::transmit(Bundle *b)

Implements dtn::core::ConvergenceLayer.

References dtn::core::CONVERGENCE_LAYER_BUSY, dtn::data::Bundle::getData(), dtn::data::Bundle::getLength(), m_maxmsgsize, m_selfaddr, m_selfport, m_socket, m_writelock, dtn::core::EventSwitch::raiseEvent(), dtn::core::ROUTE_PROCESS_BUNDLE, and dtn::core::TRANSMIT_SUCCESSFUL.

Referenced by emma::EmmaConvergenceLayer::transmit(), and transmit().

TransmitReport dtn::core::UDPConvergenceLayer::transmit	(	const Bundle &	b,
		const Node &	node
	)			[virtual]

See also:

protocol::ConvergenceLayer::transmit(Bundle *b, Node &node)

Implements dtn::core::ConvergenceLayer.

References dtn::core::CONVERGENCE_LAYER_BUSY, dtn::core::Node::getAddress(), dtn::data::Bundle::getData(), dtn::data::Bundle::getLength(), dtn::core::Node::getPort(), m_maxmsgsize, m_socket, m_writelock, dtn::core::EventSwitch::raiseEvent(), dtn::core::ROUTE_PROCESS_BUNDLE, transmit(), and dtn::core::TRANSMIT_SUCCESSFUL.

void dtn::core::UDPConvergenceLayer::tick

(

)

[virtual]

See also:

Service::tick()

Implements dtn::utils::Service.

References receiveBundle().

void dtn::core::UDPConvergenceLayer::receiveBundle

(

)

[private]

Receives a bundle from the socket.

References dtn::core::ConvergenceLayer::eventBundleReceived(), m_maxmsgsize, m_socket, dtn::data::BundleFactory::parse(), and dtn::exceptions::Exception::what().

Referenced by tick().

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Member Data Documentation

int dtn::core::UDPConvergenceLayer::m_socket [private]

Referenced by receiveBundle(), transmit(), UDPConvergenceLayer(), and ~UDPConvergenceLayer().

const int dtn::core::UDPConvergenceLayer::DEFAULT_PORT = 4556 [static, private]

unsigned int dtn::core::UDPConvergenceLayer::m_maxmsgsize [private]

Referenced by receiveBundle(), and transmit().

string dtn::core::UDPConvergenceLayer::m_selfaddr [private]

Referenced by transmit().

unsigned int dtn::core::UDPConvergenceLayer::m_selfport [private]

Referenced by transmit().

Mutex dtn::core::UDPConvergenceLayer::m_writelock [private]

Referenced by transmit(), and ~UDPConvergenceLayer().

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

• include/core/UDPConvergenceLayer.h
• src/core/UDPConvergenceLayer.cpp