#include <RecoveryBuffer.h>

Inheritance diagram for Kwave::RecoveryBuffer:

Collaboration diagram for Kwave::RecoveryBuffer:

Public Member Functions
	RecoveryBuffer (quint64 offset, quint64 length, char *buffer)

virtual	~RecoveryBuffer () Q_DECL_OVERRIDE

virtual qint64	read (quint64 offset, char *data, unsigned int bytes) Q_DECL_OVERRIDE

Public Member Functions inherited from Kwave::RecoverySource
	RecoverySource (quint64 offset, quint64 length)

virtual	~RecoverySource ()

virtual quint64	offset () const

virtual quint64	length () const

virtual quint64	end () const

Private Attributes
QByteArray	m_buffer

Detailed Description

Definition at line 29 of file RecoveryBuffer.h.

Constructor & Destructor Documentation

◆ RecoveryBuffer()

Kwave::RecoveryBuffer::RecoveryBuffer	(	quint64	offset,
		quint64	length,
		char *	buffer
	)

Constructor

Parameters

offset	position in the repaired file
length	number of recovered bytes
buffer	a buffer with 'length' bytes of data

Definition at line 27 of file RecoveryBuffer.cpp.

     :Kwave::RecoverySource(offset, length),
      m_buffer(buffer, Kwave::toUint(length))
 {
 }

◆ ~RecoveryBuffer()

virtual Kwave::RecoveryBuffer::~RecoveryBuffer ( )

inlinevirtual

Destructor

Definition at line 41 of file RecoveryBuffer.h.

References read().

41 {}

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Member Function Documentation

◆ read()

qint64 Kwave::RecoveryBuffer::read	(	quint64	offset,
		char *	data,
		unsigned int	bytes
	)

virtual

implementation of RecoverySource::read

Implements Kwave::RecoverySource.

Definition at line 36 of file RecoveryBuffer.cpp.

References Kwave::RecoverySource::end(), Kwave::RecoverySource::length(), m_buffer, MEMCPY, and Kwave::RecoverySource::offset().

Referenced by ~RecoveryBuffer().

 {
     if (offset < this->offset()) return 0;
     if (offset > end()) return 0;
 
     quint64 off = offset - this->offset();
     qint64 len  = length() - off;
     if (bytes < len) len = bytes;
     if (!len) return 0;
 
     const char *src = m_buffer.constData();
     src += off;
     MEMCPY(data, src, static_cast<size_t>(len));
 
     return len;
 }

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Member Data Documentation

◆ m_buffer

QByteArray Kwave::RecoveryBuffer::m_buffer

private

buffer with recovered data

Definition at line 50 of file RecoveryBuffer.h.

Referenced by read().

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

plugins/codec_wav/RecoveryBuffer.h
plugins/codec_wav/RecoveryBuffer.cpp

Public Member Functions

Private Attributes