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ost::FixedBuffer(3) Library Functions Manual ost::FixedBuffer(3)

NAME

ost::FixedBuffer -
A buffer class that holds a known capacity of fixed sized objects defined during creation.

SYNOPSIS

#include <buffer.h>
Inherits ost::Buffer.

Public Member Functions


FixedBuffer (size_t capacity, size_t objsize)
 
Create a buffer of known capacity for objects of a specified size. FixedBuffer (const FixedBuffer &fb)
 
Create a copy of an existing fixed size buffer and duplicate it's contents. virtual ~FixedBuffer ()
 
Destroy the fixed buffer and free the memory used to store objects. FixedBuffer & operator= (const FixedBuffer &fb)
 
bool isValid (void)
 

Protected Member Functions


size_t onPeek (void *buf)
 
Return the first object in the buffer. size_t onWait (void *buf)
 
Wait for and return a fixed object in the buffer. size_t onPost (void *buf)
 
Post an object of the appropriate size into the buffer.

Additional Inherited Members

Detailed Description

A buffer class that holds a known capacity of fixed sized objects defined during creation.
Author:
David Sugar dyfet@ostel.com producer/consumer buffer for fixed size objects.

Constructor & Destructor Documentation

ost::FixedBuffer::FixedBuffer (size_tcapacity, size_tobjsize)

Create a buffer of known capacity for objects of a specified size.
Parameters:
capacity of the buffer.
 
objsize for each object held in the buffer.

ost::FixedBuffer::FixedBuffer (const FixedBuffer &fb)

Create a copy of an existing fixed size buffer and duplicate it's contents.
Parameters:
fb existing FixedBuffer object.

virtual ost::FixedBuffer::~FixedBuffer () [virtual]

Destroy the fixed buffer and free the memory used to store objects.

Member Function Documentation

bool ost::FixedBuffer::isValid (void) [virtual]

Reimplemented from ost::Buffer.

size_t ost::FixedBuffer::onPeek (void *buf) [protected], [virtual]

Return the first object in the buffer.
Returns:
predefined size of this buffers objects.
Parameters:
buf pointer to copy contents of head of buffer to.
Implements ost::Buffer.

size_t ost::FixedBuffer::onPost (void *buf) [protected], [virtual]

Post an object of the appropriate size into the buffer.
Returns:
predefined size of this buffers objects.
Parameters:
buf pointer to data to copy into the buffer.
Implements ost::Buffer.

size_t ost::FixedBuffer::onWait (void *buf) [protected], [virtual]

Wait for and return a fixed object in the buffer.
Returns:
predefined size of this buffers objects.
Parameters:
buf pointer to hold object returned from the buffer.
Implements ost::Buffer.

FixedBuffer& ost::FixedBuffer::operator= (const FixedBuffer &fb)

Author

Generated automatically by Doxygen for GNU CommonC++ from the source code.
Sun Dec 29 2013 GNU CommonC++