ChecksumDigest Class Reference

A simple checksum digest function. More...

#include <digest.h>

Inheritance diagram for ChecksumDigest:

Collaboration diagram for ChecksumDigest:

Public Member Functions
	ChecksumDigest ()
void	initDigest (void)
	Reset the digest table to an initial default value. More...
unsigned	getSize (void)
	Get the size of a digest in octets. More...
unsigned	getDigest (unsigned char *buffer)
	Copy the binary digest buffer to user memory. More...
void	putDigest (const unsigned char *buffer, unsigned length)
	Put data into the digest bypassing the stream subsystem. More...

Protected Member Functions
int	overflow (int c)
std::ostream &	strDigest (std::ostream &os)
	print a digest string for export. More...

Private Attributes
unsigned char	csum

Detailed Description

A simple checksum digest function.

Author

David Sugar dyfet.nosp@m.@ost.nosp@m.el.co.nosp@m.m checksum hash function.

Definition at line 123 of file digest.h.

Constructor & Destructor Documentation

ChecksumDigest::ChecksumDigest

(

)

Member Function Documentation

unsigned ChecksumDigest::getDigest ( unsigned char *  buffer )

virtual

Copy the binary digest buffer to user memory.

Returns

number of bytes in digest.

Parameters

buffer

to write into.

Implements Digest.

unsigned ChecksumDigest::getSize ( void  )

inlinevirtual

Get the size of a digest in octets.

Returns

number of bytes in digest.

Implements Digest.

Definition at line 138 of file digest.h.

void ChecksumDigest::initDigest ( void  )

inlinevirtual

Reset the digest table to an initial default value.

Implements Digest.

Definition at line 135 of file digest.h.

int ChecksumDigest::overflow ( int  c )

protected

void ChecksumDigest::putDigest ( const unsigned char *  buffer, unsigned  length  )

virtual

Put data into the digest bypassing the stream subsystem.

Parameters

buffer	to read from.
length	of data.

Implements Digest.

std::ostream& ChecksumDigest::strDigest ( std::ostream &  os )

protectedvirtual

print a digest string for export.

Returns

string representation of digest.

Implements Digest.

Field Documentation

unsigned char ChecksumDigest::csum

private

Definition at line 126 of file digest.h.

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

• digest.h