RsyncSum64 Class Reference

Like RsyncSum, but the checksum is a 64 bit value. More...

#include <rsyncsum.hh>

List of all members.

Public Member Functions
	RsyncSum64 ()
	RsyncSum64 (const byte *mem, size_t len)
bool	operator== (const RsyncSum64 &x) const
bool	operator!= (const RsyncSum64 &x) const
bool	operator< (const RsyncSum64 &x) const
bool	operator> (const RsyncSum64 &x) const
bool	operator<= (const RsyncSum64 &x) const
bool	operator>= (const RsyncSum64 &x) const
INLINE RsyncSum64 &	addBack (const byte *mem, size_t len)
INLINE RsyncSum64 &	addBack (byte x)
INLINE RsyncSum64 &	addBackNtimes (byte x, size_t n)
RsyncSum64 &	removeFront (const byte *mem, size_t len, size_t areaSize)
RsyncSum64 &	removeFront (byte x, size_t areaSize)
uint32	getLo () const
	Return lower 32 bits of checksum.
uint32	getHi () const
	Return higher 32 bits of checksum.
RsyncSum64 &	reset ()
bool	empty () const
template<class Iterator>
Iterator	serialize (Iterator i) const
template<class ConstIterator>
ConstIterator	unserialize (ConstIterator i)
size_t	serialSizeOf () const

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Detailed Description

Like RsyncSum, but the checksum is a 64 bit value.

However, the checksum quality would only improve very little if exactly the same algorithm were used, so this uses an additional 256-word lookup table for more "randomness".

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Constructor & Destructor Documentation

RsyncSum64::RsyncSum64

(

)

[inline]

RsyncSum64::RsyncSum64	(	const byte *	mem,
		size_t	len
	)			[inline]

References addBack().

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Member Function Documentation

bool RsyncSum64::operator==

(

const RsyncSum64 &

x

)

const [inline]

References sumHi, and sumLo.

bool RsyncSum64::operator!=

(

const RsyncSum64 &

x

)

const [inline]

References sumHi, and sumLo.

bool RsyncSum64::operator<

(

const RsyncSum64 &

x

)

const [inline]

References sumHi, and sumLo.

bool RsyncSum64::operator>

(

const RsyncSum64 &

x

)

const [inline]

References sumHi, and sumLo.

bool RsyncSum64::operator<=

(

const RsyncSum64 &

x

)

const [inline]

bool RsyncSum64::operator>=

(

const RsyncSum64 &

x

)

const [inline]

INLINE RsyncSum64& RsyncSum64::addBack	(	const byte *	mem,
		size_t	len
	)

Referenced by fileToImage(), main(), and RsyncSum64().

INLINE RsyncSum64& RsyncSum64::addBack

(

byte

x

)

INLINE RsyncSum64& RsyncSum64::addBackNtimes	(	byte	x,
		size_t	n
	)

RsyncSum64 & RsyncSum64::removeFront	(	const byte *	mem,
		size_t	len,
		size_t	areaSize
	)

References getHi(), and getLo().

Referenced by main().

RsyncSum64 & RsyncSum64::removeFront	(	byte	x,
		size_t	areaSize
	)			[inline]

uint32 RsyncSum64::getLo

(

)

const [inline]

Return lower 32 bits of checksum.

Referenced by printBlockSums(), and removeFront().

uint32 RsyncSum64::getHi

(

)

const [inline]

Return higher 32 bits of checksum.

Referenced by printBlockSums(), and removeFront().

RsyncSum64& RsyncSum64::reset

(

)

[inline]

Referenced by JigdoDescVec::get(), and main().

bool RsyncSum64::empty

(

)

const [inline]

template<class Iterator>

Iterator RsyncSum64::serialize

(

Iterator

i

)

const [inline]

References serialize4().

template<class ConstIterator>

ConstIterator RsyncSum64::unserialize

(

ConstIterator

i

)

[inline]

References unserialize4().

size_t RsyncSum64::serialSizeOf

(

)

const [inline]

Referenced by JigdoDescVec::get().

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

• util/rsyncsum.hh
• util/rsyncsum.cc