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SHA256 Class Reference

implements the SHA-256 standard. More...

#include <sha.h>

Inheritance diagram for SHA256:

IteratedHash IteratedHashBase HashModule List of all members.

Public Types

enum  { DIGESTSIZE = 32 }

Public Methods

 SHA256 ()

Static Public Methods

void Transform (word32 *digest,const word32 *data)

Protected Methods

void Init ()
void vTransform (const word32 *data)

Static Protected Attributes

const word32 K [64]

Detailed Description

implements the SHA-256 standard.

Definition at line 24 of file sha.h.

Member Enumeration Documentation

anonymous enum
 

Definition at line 27 of file sha.h.

Constructor & Destructor Documentation

SHA256::SHA256 ( ) [inline]
 

Definition at line 28 of file sha.h.

Member Function Documentation

void SHA256::Init ( ) [protected, virtual]
 

Reimplemented from IteratedHashBase.

Definition at line 82 of file sha.cpp.

void SHA256::Transform ( word32 * state,
const word32 * data ) [static]
 

Definition at line 117 of file sha.cpp.

void SHA256::vTransform ( const word32 * data ) [inline, protected]
 

Definition at line 33 of file sha.h.

Member Data Documentation

const word32 SHA256::K[64] [static, protected]
 

Initializer:

{
        0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5,
        0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
        0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3,
        0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
        0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc,
        0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,
        0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7,
        0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,
        0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13,
        0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,
        0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3,
        0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,
        0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5,
        0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,
        0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208,
        0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2
}

Definition at line 35 of file sha.h.

The documentation for this class was generated from the following files:
Generated at Mon Jan 15 01:17:06 2001 for Crypto++ by doxygen1.2.4 written by Dimitri van Heesch, © 1997-2000