A Discrete-Event Network Simulator
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ns3::TapBridgeFdReader Class Reference

Class to perform the actual reading from a socket. More...

#include "tap-bridge.h"

+ Inheritance diagram for ns3::TapBridgeFdReader:
+ Collaboration diagram for ns3::TapBridgeFdReader:

Private Member Functions

FdReader::Data DoRead () override
 The read implementation.
 

Additional Inherited Members

- Public Member Functions inherited from ns3::FdReader
 FdReader ()
 Constructor.
 
virtual ~FdReader ()
 Destructor.
 
void Start (int fd, Callback< void, uint8_t *, ssize_t > readCallback)
 Start a new read thread.
 
void Stop ()
 Stop the read thread and reset internal state.
 
- Public Member Functions inherited from ns3::SimpleRefCount< FdReader >
 SimpleRefCount ()
 Default constructor.
 
 SimpleRefCount (const SimpleRefCount &o)
 Copy constructor.
 
uint32_t GetReferenceCount () const
 Get the reference count of the object.
 
SimpleRefCountoperator= (const SimpleRefCount &o)
 Assignment operator.
 
void Ref () const
 Increment the reference count.
 
void Unref () const
 Decrement the reference count.
 
virtual FdReader::Data DoRead ()=0
 The read implementation.
 
- Protected Attributes inherited from ns3::FdReader
int m_fd
 The file descriptor to read from.
 

Detailed Description

Class to perform the actual reading from a socket.

Definition at line 43 of file tap-bridge.h.

Member Function Documentation

◆ DoRead()

FdReader::Data ns3::TapBridgeFdReader::DoRead ( )
overrideprivatevirtual

The read implementation.

The value of m_len returned controls further processing. The callback function is only invoked when m_len is positive; any data read is not processed when m_len is negative; reading stops when m_len is zero.

The management of memory associated with m_buf must be compatible with the read callback.

Returns
A structure representing what was read.

Implements ns3::FdReader.

Definition at line 55 of file tap-bridge.cc.

References ns3::FdReader::m_fd, NS_ABORT_MSG_IF, NS_LOG_FUNCTION, NS_LOG_INFO, and NS_LOG_LOGIC.


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