PMessageDigest5 Class Reference

MD5 Message Digest. More...

#include <cypher.h>

Inheritance diagram for PMessageDigest5:

Collaboration diagram for PMessageDigest5:

Classes
class	Code

Public Types
enum	{ DigestLength = 16 }

Public Member Functions
	PMessageDigest5 ()
	Create a new message digestor. More...
void	Start ()
	Begin a Message Digest operation, initialising the object instance. More...
virtual void	Complete (Code &result)
virtual PString	Complete ()
Public Member Functions inherited from PMessageDigest
	PMessageDigest ()
	Create a new message digestor. More...
virtual void	Process (const void *dataBlock, PINDEX length)
virtual void	Process (const PString &str)
	Incorporate the specified data into the message digest. More...
virtual void	Process (const char *cstr)
	Incorporate the specified data into the message digest. More...
virtual void	Process (const PBYTEArray &data)
	Incorporate the specified data into the message digest. More...
virtual PString	CompleteDigest ()
	Complete the message digest and return the magic number result. More...
virtual void	CompleteDigest (Result &result)
Public Member Functions inherited from PObject
unsigned	GetTraceContextIdentifier () const
	Get PTRACE context identifier. More...
void	SetTraceContextIdentifier (unsigned id)
void	GetTraceContextIdentifier (PObject &obj)
void	GetTraceContextIdentifier (PObject *obj)
void	SetTraceContextIdentifier (const PObject &obj)
void	SetTraceContextIdentifier (const PObject *obj)
virtual	~PObject ()
virtual PObject *	Clone () const
	Create a copy of the class on the heap. More...
template<class CLS >
CLS *	CloneAs () const
	As for Clone() but converts to specified type. More...
virtual PINDEX	HashFunction () const
	This function yields a hash value required by the PDictionary class. More...
virtual Comparison	Compare (const PObject &obj) const
	Compare the two objects and return their relative rank. More...
virtual Comparison	CompareObjectMemoryDirect (const PObject &obj) const
	Determine the byte wise comparison of two objects. More...
bool	operator== (const PObject &obj) const
	Compare the two objects. More...
bool	operator!= (const PObject &obj) const
	Compare the two objects. More...
bool	operator< (const PObject &obj) const
	Compare the two objects. More...
bool	operator> (const PObject &obj) const
	Compare the two objects. More...
bool	operator<= (const PObject &obj) const
	Compare the two objects. More...
bool	operator>= (const PObject &obj) const
	Compare the two objects. More...
virtual const char *	GetClass (unsigned ancestor=0) const
	Get the current dynamic type of the object instance. More...
PBoolean	IsClass (const char *cls) const
virtual PBoolean	InternalIsDescendant (const char *clsName) const
	Determine if the dynamic type of the current instance is a descendent of the specified class. More...
__inline const PObject *	PTraceObjectInstance () const
virtual void	PrintOn (ostream &strm) const
	Output the contents of the object to the stream. More...
virtual void	ReadFrom (istream &strm)
	Input the contents of the object from the stream. More...

Static Public Member Functions
static PString	Encode (const PString &str)
	Encode the data in memory to and MD5 hash value. More...
static void	Encode (const PString &str, Result &result)
	Encode the data in memory to and MD5 hash value. More...
static PString	Encode (const char *cstr)
	Encode the data in memory to and MD5 hash value. More...
static void	Encode (const char *cstr, Result &result)
	Encode the data in memory to and MD5 hash value. More...
static PString	Encode (const PBYTEArray &data)
	Encode the data in memory to and MD5 hash value. More...
static void	Encode (const PBYTEArray &data, Result &result)
	Encode the data in memory to and MD5 hash value. More...
static PString	Encode (const void *dataBlock, PINDEX length)
	Encode the data in memory to and MD5 hash value. More...
static void	Encode (const void *dataBlock, PINDEX length, Result &result)
	Encode the data in memory to and MD5 hash value. More...
static void	Encode (const PString &str, Code &result)
	Encode the data in memory to and MD5 hash value. More...
static void	Encode (const char *cstr, Code &result)
	Encode the data in memory to and MD5 hash value. More...
static void	Encode (const PBYTEArray &data, Code &result)
	Encode the data in memory to and MD5 hash value. More...
static void	Encode (const void *dataBlock, PINDEX length, Code &result)
	Encode the data in memory to and MD5 hash value. More...

Protected Member Functions
virtual void	InternalProcess (const void *dataBlock, PINDEX length)
virtual void	InternalCompleteDigest (Result &result)

Additional Inherited Members
Protected Attributes inherited from PObject
unsigned	m_traceContextIdentifier
Friends inherited from PObject

Detailed Description

MD5 Message Digest.

A class to produce a Message Digest for a block of text/data using the MD5 algorithm as defined in RFC1321 by Ronald Rivest of MIT Laboratory for Computer Science and RSA Data Security, Inc.

Member Enumeration Documentation

anonymous enum

Enumerator
DigestLength

Constructor & Destructor Documentation

PMessageDigest5::PMessageDigest5

(

)

Create a new message digestor.

Member Function Documentation

virtual void PMessageDigest5::Complete ( Code &  result )

virtual

Parameters

result

The resultant 128 bit MD5 code

virtual PString PMessageDigest5::Complete ( )

virtual

static PString PMessageDigest5::Encode ( const PString &  str )

static

Encode the data in memory to and MD5 hash value.

Parameters

str	String to be encoded to MD5

static void PMessageDigest5::Encode ( const PString &  str, Result &  result  )

static

Encode the data in memory to and MD5 hash value.

Parameters

str	String to be encoded to MD5
result	The resultant 128 bit MD5 code

static PString PMessageDigest5::Encode ( const char *  cstr )

static

Encode the data in memory to and MD5 hash value.

Parameters

cstr	C String to be encoded to MD5

static void PMessageDigest5::Encode ( const char *  cstr, Result &  result  )

static

Encode the data in memory to and MD5 hash value.

Parameters

cstr	C String to be encoded to MD5
result	The resultant 128 bit MD5 code

static PString PMessageDigest5::Encode ( const PBYTEArray &  data )

static

Encode the data in memory to and MD5 hash value.

Parameters

data	Data block to be encoded to MD5

static void PMessageDigest5::Encode ( const PBYTEArray &  data, Result &  result  )

static

Encode the data in memory to and MD5 hash value.

Parameters

data	Data block to be encoded to MD5
result	The resultant 128 bit MD5 code

static PString PMessageDigest5::Encode ( const void *  dataBlock, PINDEX  length  )

static

Encode the data in memory to and MD5 hash value.

Parameters

dataBlock	Pointer to data to be encoded to MD5
length	Length of the data block.

static void PMessageDigest5::Encode ( const void *  dataBlock, PINDEX  length, Result &  result  )

static

Encode the data in memory to and MD5 hash value.

Returns

Base64 encoded MD5 code for the processed data.

Parameters

dataBlock	Pointer to data to be encoded to MD5
length	Length of the data block.
result	The resultant 128 bit MD5 code

static void PMessageDigest5::Encode ( const PString &  str, Code &  result  )

static

Encode the data in memory to and MD5 hash value.

Parameters

str	String to be encoded to MD5
result	The resultant 128 bit MD5 code

static void PMessageDigest5::Encode ( const char *  cstr, Code &  result  )

static

Encode the data in memory to and MD5 hash value.

Parameters

cstr	C String to be encoded to MD5
result	The resultant 128 bit MD5 code

static void PMessageDigest5::Encode ( const PBYTEArray &  data, Code &  result  )

static

Encode the data in memory to and MD5 hash value.

Parameters

data	Data block to be encoded to MD5
result	The resultant 128 bit MD5 code

static void PMessageDigest5::Encode ( const void *  dataBlock, PINDEX  length, Code &  result  )

static

Encode the data in memory to and MD5 hash value.

Returns

Base64 encoded MD5 code for the processed data.

Parameters

dataBlock	Pointer to data to be encoded to MD5
length	Length of the data block.
result	The resultant 128 bit MD5 code

virtual void PMessageDigest5::InternalCompleteDigest ( Result &  result )

protectedvirtual

Parameters

result

The resultant 128 bit MD5 code

Implements PMessageDigest.

virtual void PMessageDigest5::InternalProcess ( const void *  dataBlock, PINDEX  length  )

protectedvirtual

Parameters

dataBlock	Pointer to data to be part of the MD5
length	Length of the data block.

Implements PMessageDigest.

void PMessageDigest5::Start ( )

virtual

Begin a Message Digest operation, initialising the object instance.

Implements PMessageDigest.

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

• cypher.h