QuaCrc32 Class Reference

CRC32 checksum. More...

#include <quazip/quacrc32.h>

Inheritance diagram for QuaCrc32:

Collaboration diagram for QuaCrc32:

List of all members.

Public Member Functions
quint32	calculate (const QByteArray &data)
	Calculates the checksum for data.
void	reset ()
	Resets the calculation on a checksun for a stream.
void	update (const QByteArray &buf)
	Updates the calculated checksum for the stream.
quint32	value ()
	Value of the checksum calculated for the stream passed throw update().

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Detailed Description

CRC32 checksum.

This class wrappers the crc32 function with the QuaChecksum32 interface. See QuaChecksum32 for more info.

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Member Function Documentation

quint32 QuaCrc32::calculate

(

const QByteArray &

data

)

[virtual]

Calculates the checksum for data.

data source data

Returns:

data checksum

This function has no efect on the value returned by value().

Implements QuaChecksum32.

References QByteArray::data(), and QByteArray::size().

void QuaCrc32::update

(

const QByteArray &

buf

)

[virtual]

Updates the calculated checksum for the stream.

buf next portion of data from the stream

Implements QuaChecksum32.

References QByteArray::data(), and QByteArray::size().

quint32 QuaCrc32::value

(

)

[virtual]

Value of the checksum calculated for the stream passed throw update().

Returns:

checksum

Implements QuaChecksum32.

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

• quazip/quacrc32.h
• quazip/quacrc32.cpp