Puma::FdSource Class Reference

#include <Puma/FdSource.h>

Inheritance diagram for Puma::FdSource:

Description

File descriptor wrapper implementing the Source interface.

Public Member Functions
	FdSource ()
	Construct a new file descriptor wrapper with invalid file descriptor.
	FdSource (int fdesc)
	Construct a new wrapper for the given file descriptor.
virtual	~FdSource ()
	Destroy the wrapper.
virtual int	read (char *dest, int n)
	Read n bytes from the file into the given string.
void	fd (int fdesc)
	Set the wrapped file descriptor.
int	fd ()
	Get the wrapped file descriptor.
int	size ()
	Get the size of the file.
Public Member Functions inherited from Puma::Source
	Source ()
	Constructs an empty source object.
virtual	~Source ()
	Destroys the source object.

Constructor & Destructor Documentation

FdSource() [1/2]

Puma::FdSource::FdSource ( )

inline

Construct a new file descriptor wrapper with invalid file descriptor.

FdSource() [2/2]

Puma::FdSource::FdSource ( int fdesc )

inline

Construct a new wrapper for the given file descriptor.

Parameters

fdesc

The file descriptor.

~FdSource()

virtual Puma::FdSource::~FdSource ( )

inlinevirtual

Destroy the wrapper.

Does not close the file descriptor.

Member Function Documentation

fd() [1/2]

int Puma::FdSource::fd ( )

inline

Get the wrapped file descriptor.

Returns

The file descriptor, or -1 if no file descriptor set.

fd() [2/2]

void Puma::FdSource::fd ( int fdesc )

inline

Set the wrapped file descriptor.

Parameters

fdesc

The file descriptor.

read()

virtual int Puma::FdSource::read ( char * dest, int n )

inlinevirtual

Read n bytes from the file into the given string.

Parameters

dest	The string used as buffer for the bytes read.
n	The number of bytes to read.

Returns

The number of bytes read, or -1 in case of errors.

Implements Puma::Source.

Reimplemented in Puma::FileSource.

size()

int Puma::FdSource::size ( )

inlinevirtual

Get the size of the file.

Returns

The size of the file, or -1 if size could not be determined.

Reimplemented from Puma::Source.