WvNullBufStore Class Reference

#include <wvbufstore.h>

Inheritance diagram for WvNullBufStore:

[legend]
List of all members.

Detailed Description

The WvNullBuf storage class.

Definition at line 501 of file wvbufstore.h.

Public Member Functions

 WvNullBufStore (size_t _granularity)
virtual bool isreadable () const
virtual size_t used () const
virtual size_t optgettable () const
virtual size_t peekable (int offset) const
virtual size_t optpeekable (int offset) const
virtual const void * get (size_t count)
virtual void skip (size_t count)
virtual void unget (size_t count)
virtual size_t ungettable () const
virtual const void * peek (int offset, size_t count)
virtual void zap ()
virtual bool iswritable () const
virtual size_t free () const
virtual size_t optallocable () const
virtual void * alloc (size_t count)
virtual void unalloc (size_t count)
virtual size_t unallocable () const
virtual void * mutablepeek (int offset, size_t count)
virtual void merge (WvBufStore &instore, size_t count)
void move (void *buf, size_t count)
void copy (void *buf, int offset, size_t count)
void put (const void *data, size_t count)
void fastput (const void *data, size_t count)
void poke (const void *data, int offset, size_t count)
void basicmerge (WvBufStore &instore, size_t count)

Protected Member Functions

virtual bool usessubbuffers () const
 Returns true if the buffer uses subbuffers for storage.
virtual size_t numsubbuffers () const
 Returns the number of subbuffers in the buffer.
virtual WvBufStorefirstsubbuffer () const
 Returns the first subbuffer.
virtual void appendsubbuffer (WvBufStore *buffer, bool autofree)
 Appends a subbuffer to the buffer.
virtual void prependsubbuffer (WvBufStore *buffer, bool autofree)
 Prepends a subbuffer to the buffer.
virtual bool unlinksubbuffer (WvBufStore *buffer, bool allowautofree)
 Unlinks the specified subbuffer.

Protected Attributes

int granularity


Member Function Documentation

virtual WvBufStore* WvBufStore::firstsubbuffer  )  const [inline, protected, virtual, inherited]
 

Returns the first subbuffer.

Returns: the buffer or NULL if none or not supported

Reimplemented in WvLinkedBufferStore.

Definition at line 107 of file wvbufstore.h.

Referenced by WvBufStore::merge().

virtual bool WvBufStore::unlinksubbuffer WvBufStore buffer,
bool  allowautofree
[inline, protected, virtual, inherited]
 

Unlinks the specified subbuffer.

Only autofrees the buffer if allowautofree == true. Returns: the autofree flag for the buffer

Reimplemented in WvLinkedBufferStore.

Definition at line 123 of file wvbufstore.h.

Referenced by WvBufStore::merge().


The documentation for this class was generated from the following files:
Generated on Thu May 25 21:51:17 2006 for WvStreams by  doxygen 1.4.6