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sha1.cpp File Reference

sha1 (fips-180-1 standard) secure hash More...

#include "sha1.h"
#include <windows.h>
#include "deOS.hpp"
#include "deByteOrder.hpp"

Include dependency graph for sha1.cpp:

Defines
#define	S(val, shift)   val = (((val) << shift) | ((val) >> (32-shift)))
#define	W_GETLONG(x)   W[x] = deByteOrderBE32(*(unsigned long *)(&Buffer[x*4]))
#define	F(T)   (W[(T + 13) & 0x0F] ^ W[(T + 8) & 0x0F] ^ W[(T + 2) & 0x0F] ^ W[T & 0x0F])
#define	TEMP(A, B, C, D, E, WS)   (A + ft(B, C, D) + E + WS + (unsigned long)K)
#define	L(A, B, C, D, E, T)
#define	A   NewHash[0]
#define	B   NewHash[1]
#define	C   NewHash[2]
#define	D   NewHash[3]
#define	E   NewHash[4]
#define	K   0x5A827999
#define	ft(B, C, D)   ((B & C) | ((~B) & D))
#define	WS_SHIFT
#define	K   0x6ED9EBA1
#define	ft(B, C, D)   (B ^ C ^ D)
#define	K   0x8F1BBCDC
#define	ft(B, C, D)   ((B & (C | D)) | (C & D))
#define	K   0xCA62C1D6
#define	ft(B, C, D)   (B ^ C ^ D)
Functions
void	SHA1Hash (SHA1Instance *Inst, unsigned char *Buffer)
void	SHA1Init (SHA1Instance *Inst)
void	SHA1Process (SHA1Instance *Inst, unsigned char *Buffer, long Length)
void	SHA1Finish (SHA1Instance *Inst, unsigned char *Hash, long HashLen)

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Detailed Description

sha1 (fips-180-1 standard) secure hash

Author:

Lightning

This file is the intellectual property of Novus Delta, LLC.. Usage of the contents of this file is subject to the Destiny3D Member License which can be found at http://www.destiny3d.com. Any other usage is prohibited.

This file is distributed "AS IS" without warranty of any kind. Novus Delta, LLC. does not guarantee the fitness of the contents of this file for any particular purpose.

Copyright (C) 2001-2004 Novus Delta, LLC. All Rights Reserved.

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Change History

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Date:

Sep 2004

Author:

Lightning

Remarks:

Creation

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Define Documentation

#define A   NewHash[0]

#define B   NewHash[1]

#define C   NewHash[2]

#define D   NewHash[3]

#define E   NewHash[4]

#define F (  T    )     (W[(T + 13) & 0x0F] ^ W[(T + 8) & 0x0F] ^ W[(T + 2) & 0x0F] ^ W[T & 0x0F])

#define ft (  B, C, D    )     (B ^ C ^ D)

#define ft (  B, C, D    )     ((B & (C | D)) | (C & D))

#define ft (  B, C, D    )     (B ^ C ^ D)

#define ft (  B, C, D    )     ((B & C) | ((~B) & D))

#define K   0xCA62C1D6

#define K   0x8F1BBCDC

#define K   0x6ED9EBA1

#define K   0x5A827999

#define L (  A, B, C, D, E, T    )

Value: { \ if(T > 16) \ { \ W[T & 0x0F] = F(T); \ S(W[T & 0x0F], 1); \ } \ TempA = A; \ S(TempA, 5); \ E = TEMP(TempA, B, C, D, E, W[T & 0x0F]); \ S(B, 30); \ }

#define S (  val, shift    )     val = (((val) << shift) | ((val) >> (32-shift)))

#define TEMP (  A, B, C, D, E, WS    )     (A + ft(B, C, D) + E + WS + (unsigned long)K)

#define W_GETLONG (  x    )     W[x] = deByteOrderBE32(*(unsigned long *)(&Buffer[x*4]))

#define WS_SHIFT

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Function Documentation

void SHA1Finish (  SHA1Instance *    Inst, unsigned char *    Hash, long    HashLen )

void SHA1Hash (  SHA1Instance *    Inst, unsigned char *    Buffer )

void SHA1Init (  SHA1Instance *    Inst )

void SHA1Process (  SHA1Instance *    Inst, unsigned char *    Buffer, long    Length )

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