CBufferManager Class Reference

#include <buffer.h>

Public Member Functions
	CBufferManager ()
	~CBufferManager ()
int	Initialize (unsigned int nBuffer, unsigned int BufferSize)
StrBuffer *	New ()
void	Free (StrBuffer *buffer)
Private Attributes
CRioFreeList	m_FreeList
StrBuffer *	m_Buffer
char *	m_Data

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Detailed Description

Definition at line 40 of file buffer.h.

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Constructor & Destructor Documentation

CBufferManager::CBufferManager

(

)

Definition at line 36 of file buffer.cpp.

{
    m_Buffer = 0;
    m_Data   = NULL;
}

CBufferManager::~CBufferManager

(

)

Definition at line 42 of file buffer.cpp.

{
    if(m_Buffer != 0)
    {
        delete[] m_Buffer;
    }
    if(m_Data != 0)
    {
        delete[] m_Data;
    }
}

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Member Function Documentation

void CBufferManager::Free

(

StrBuffer *

buffer

)

Definition at line 105 of file buffer.cpp.

{
    m_FreeList.Free( (RioQueueEle*)Buffer);
}

int CBufferManager::Initialize	(	unsigned int	nBuffer,
		unsigned int	BufferSize
	)

Definition at line 55 of file buffer.cpp.

{
    // In case was initialized before
    if(m_Buffer != 0)
    {
        delete[] m_Buffer;
        m_Buffer = 0;
    }
    if(m_Data != 0)
    {
        delete[] m_Data;
        m_Data = 0;
    }

    m_Buffer = new StrBuffer[nBuffer];
    if(m_Buffer == 0)
        return ERROR_SS_MEMORY;

    //m_Data = new char[nBuffer*BufferSize];
    char *Data;
    try {
        Data = new char[nBuffer*BufferSize];
    }catch( bad_alloc Data)
    {
        RioErr << "Could not allocate memory ( "
               << nBuffer*BufferSize << " bytes )!"  <<endl;
        return ERROR_SS_MEMORY;
    };

    m_Data = Data;
    // ------------------------------------------------------------------------

    if(m_Data == 0)
    {
        delete[] m_Buffer;
        return ERROR_SS_MEMORY;
    }

    for(int i= ((int)(nBuffer))-1; i>=0; i--)
    {
        m_Buffer[i].Data = &m_Data[i*BufferSize];
        m_FreeList.Free((RioQueueEle*)&m_Buffer[i]);
    }

    return (0);
}

StrBuffer * CBufferManager::New

(

)

Definition at line 113 of file buffer.cpp.

{
    return (StrBuffer*) m_FreeList.GetNB();
}

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Field Documentation

StrBuffer* CBufferManager::m_Buffer [private]

Definition at line 55 of file buffer.h.

char* CBufferManager::m_Data [private]

Definition at line 56 of file buffer.h.

CRioFreeList CBufferManager::m_FreeList [private]

Definition at line 54 of file buffer.h.

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

• buffer.h
• buffer.cpp