TMD5
class description - source file - inheritance tree
private:
void ByteReverse(UChar_t* buf, UInt_t longs)
void Transform(UInt_t* buf, const UInt_t* in)
public:
TMD5 TMD5()
TMD5 TMD5(TMD5&)
void ~TMD5()
const char* AsString() const
static TClass* Class()
void Final()
void Final(UChar_t* digest)
virtual TClass* IsA() const
void Print() const
virtual void ShowMembers(TMemberInspector& insp, char* parent)
virtual void Streamer(TBuffer& b)
void StreamerNVirtual(TBuffer& b)
void Update(const UChar_t* buf, UInt_t len)
private:
UInt_t fBuf[4] !temp buffer
UInt_t fBits[2] !temp buffer
UChar_t fIn[64] !temp buffer
UChar_t fDigest[16] message digest
Bool_t fFinalized true if message digest has been finalized
TMD5
This code implements the MD5 message-digest algorithm.
The algorithm is due to Ron Rivest. This code was
written by Colin Plumb in 1993, no copyright is claimed.
This code is in the public domain; do with it what you wish.
Equivalent code is available from RSA Data Security, Inc.
This code has been tested against that, and is equivalent,
except that you don't need to include two pages of legalese
with every copy.
To compute the message digest of a chunk of bytes, create an
TMD5 object, call Update() as needed on buffers full of bytes, and
then call Final(), which will, optinally, fill a supplied 16-byte
array with the digest.
TMD5()
Create TMD5 object. Set bit count to 0 and buffer to mysterious
initialization constants.
void Update(const UChar_t *buf, UInt_t len)
Update TMD5 object to reflect the concatenation of another buffer full
of bytes.
void Final(UChar_t digest[16])
Final wrapup - pad to 64-byte boundary with the bit patterns
1 0* (64-bit count of bits processed, MSB-first).
Returns digest.
void Final()
Final wrapup - pad to 64-byte boundary with the bit patterns
1 0* (64-bit count of bits processed, MSB-first).
void Print() const
Print digest in ascii hex form.
const char* AsString() const
Return message digest as string. Returns "" in case Final() has
not yet been called. Copy result because it points to a statically
allocated string.
void ByteReverse(UChar_t *buf, UInt_t longs)
void Transform(UInt_t buf[4], const UInt_t in[16])
The core of the MD5 algorithm, this alters an existing MD5 hash to
reflect the addition of 16 longwords of new data. Update() blocks
the data and converts bytes into longwords for this routine.
Inline Functions
TClass* Class()
TClass* IsA() const
void ShowMembers(TMemberInspector& insp, char* parent)
void Streamer(TBuffer& b)
void StreamerNVirtual(TBuffer& b)
TMD5 TMD5(TMD5&)
void ~TMD5()
Author: Fons Rademakers 29/9/2001
Last update: root/base:$Name: $:$Id: TMD5.cxx,v 1.2 2001/10/01 16:23:02 rdm Exp $
Copyright (C) 1995-2001, Rene Brun and Fons Rademakers. *
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