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crypto/weakcryptospi/source/random/sha1impl.cpp
branchRCL_3
changeset 41 9b5a3a9fddf8
parent 37 721a5e5fe251
child 42 eb9b28acd381 
--- a/crypto/weakcryptospi/source/random/sha1impl.cpp	Tue Jan 26 13:18:49 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,743 +0,0 @@
-/*
-* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of the License "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description: 
-* software sha1 implementation
-* software sha1 implementation
-*
-*/
-
-
-/**
- @file
-*/
-
-#include "sha1impl.h"
-
-#include <cryptospi/hashplugin.h>
-#include "pluginconfig.h"
-#define EXPANDLOOP
-
-
-using namespace SoftwareCrypto;
-	
-CSHA1Impl* CSHA1Impl::NewL()
-	{
-	CSHA1Impl* self=new (ELeave) CSHA1Impl();
-	self->Reset();
-	return self;						
-	}
-												
-CSHA1Impl::CSHA1Impl() : iHash(KSHA1HashSize)
-	{		
-	}
-
-void CSHA1Impl::Reset()
-	{
-	iA=0x67452301;
-	iB=0xefcdab89;
-	iC=0x98badcfe;
-	iD=0x10325476;
-	iE=0xc3d2e1f0;
-	iNh=0;
-	iNl=0;
-	}
-	
-TUid CSHA1Impl::ImplementationUid()
-	{
-	return KCryptoPluginSha1Uid;
-	}
-
-void CSHA1Impl::GetCharacteristicsL(const TCharacteristics*& aPluginCharacteristics)
-	{
-	aPluginCharacteristics=NULL;
-	TInt hashNum=sizeof(KHashCharacteristics)/sizeof(THashCharacteristics*);
-	for (TInt i=0;i<hashNum;i++)
-		{
-		if (KHashCharacteristics[i]->cmn.iImplementationUID == ImplementationUid().iUid)
-			{
-			aPluginCharacteristics = KHashCharacteristics[i];
-			break;
-			}
-		}	
-	}
-
-TPtrC8 CSHA1Impl::Hash(const TDesC8& aMessage)
-	{
-	TPtrC8 ptr(KNullDesC8());
-	DoUpdate(aMessage.Ptr(),aMessage.Size());
-	StoreState();
-	DoFinal();
-	ptr.Set(iHash);
-	RestoreState();
-	return ptr;
-	}
-
-// This assumes a big-endian architecture
-void CSHA1Impl::DoUpdate(const TUint8* aData,TUint aLength)
-	{
-	while((aLength / 4) > 0 && (iNl % 4 == 0))
-		{
-		iData[iNl>>2] = aData[0] << 24 | aData[1] << 16 | aData[2] << 8 | aData[3];
-		iNl+=4;
-		aData+=4;
-		aLength-=4;
-		if(iNl==64) 
-			{
-			Block();
-			iNh+=64;
-			iNl=0;
-			}
-		}
-
-	while(aLength--)
-		{
-		switch (iNl&3) 
-			{
-			case 0:
-				iData[iNl>>2]=((TUint)(*aData))<<24;
-				break;
-			case 1:
-				iData[iNl>>2]|=((TUint)(*aData))<<16;
-				break;
-			case 2:
-				iData[iNl>>2]|=((TUint)(*aData))<<8;
-				break;
-			case 3:
-				iData[iNl>>2]|=((TUint)(*aData));
-				break;
-			default:
-				break;
-			};
-			aData++;
-			iNl++;
-			if(iNl==64) 
-				{
-				Block();
-				iNh+=64;
-				iNl=0;
-				}
-		}
-	}
-
-static inline TUint CSHA1_F(const TUint x,const TUint y,const TUint z)
-	{
-	return (x&y) | (~x&z);
-	}
-
-static inline TUint CSHA1_G(const TUint x,const TUint y,const TUint z)
-	{
-	return x^y^z;
-	}
-
-static inline TUint CSHA1_H(const TUint x,const TUint y,const TUint z)
-	{
-	return (x&y) | (x&z) | (y&z);
-	}
-
-/*static inline TUint CSHA1_I(const TUint x,const TUint y,const TUint z)
-	{
-	return x^y^z;
-	}*/
-
-#ifdef EXPANDLOOP
-
-#ifdef MACRO
-
-#define CSHA1_16(x,y,z,u,t,v,w)					v=CMD_R(x,5)+CSHA1_F(y,z,u)+t+w+0x5a827999;\
-												y=CMD_R(y,30);t=v;
-#define CSHA1_20(x,y,z,u,t,v,w0,w3,w8,w14,w16)  v=w3^w8^w14^w16;w0=CMD_R(v,1);\
-												CSHA1_16(x,y,z,u,t,v,w0);
-#define CSHA1_40(x,y,z,u,t,v,w0,w3,w8,w14,w16)	v=w3^w8^w14^w16;w0=CMD_R(v,1);\
-												v=CMD_R(x,5)+CSHA1_G(y,z,u)+t+w0+0x6ed9eba1;\
-												y=CMD_R(y,30);t=v;
-#define CSHA1_60(x,y,z,u,t,v,w0,w3,w8,w14,w16)	v=w3^w8^w14^w16;w0=CMD_R(v,1);\
-												v=CMD_R(x,5)+CSHA1_H(y,z,u)+t+w0+0x8f1bbcdc;\
-												y=CMD_R(y,30);t=v;
-#define CSHA1_80(x,y,z,u,t,v,w0,w3,w8,w14,w16)	v=w3^w8^w14^w16;w0=CMD_R(v,1);\
-												v=CMD_R(x,5)+CSHA1_G(y,z,u)+t+w0+0xca62c1d6;\
-												y=CMD_R(y,30);t=v;
-#else
-
-static inline void CSHA1_16(const TUint x, TUint& y, const TUint z,
-							const TUint u, TUint& t, TUint& v, const TUint w)
-	{
-	v = CMD_R(x,5) + CSHA1_F(y,z,u) + t + w + 0x5a827999;
-	y = CMD_R(y,30);
-	t = v;
-	}
-
-static inline void CSHA1_20(const TUint x,TUint& y,const TUint z,
-							const TUint u,TUint& t,TUint& v,
-							TUint& w0,const TUint w3,const TUint w8,
-							const TUint w14,const TUint w16)
-	{
-	v = w3 ^ w8 ^ w14 ^ w16;
-	w0 = CMD_R(v,1);
-	CSHA1_16(x,y,z,u,t,v,w0);
-	}
-
-static inline void CSHA1_40(const TUint x,TUint& y,const TUint z,
-							const TUint u,TUint& t,TUint& v,
-							TUint& w0,const TUint w3,const TUint w8,
-							const TUint w14,const TUint w16)
-	{
-	v = w3 ^ w8 ^ w14 ^ w16;
-	w0 = CMD_R(v,1);
-	v = CMD_R(x,5) + CSHA1_G(y,z,u) + t + w0 + 0x6ed9eba1;
-	y = CMD_R(y,30);
-	t = v;
-	}
-
-static inline void CSHA1_60(const TUint x,TUint& y,const TUint z,
-							const TUint u,TUint& t,TUint& v,
-							TUint& w0,const TUint w3,const TUint w8,
-							const TUint w14,const TUint w16)
-	{
-	v = w3 ^ w8 ^ w14 ^ w16;
-	w0 = CMD_R(v,1);
-	v = CMD_R(x,5) + CSHA1_H(y,z,u) + t + w0 + 0x8f1bbcdc;
-	y = CMD_R(y,30);
-	t = v;
-	}
-
-static inline void CSHA1_80(const TUint x,TUint& y,const TUint z,
-							const TUint u,TUint& t,TUint& v,
-							TUint& w0,const TUint w3,const TUint w8,
-							const TUint w14,const TUint w16)
-	{
-	v = w3 ^ w8 ^ w14 ^ w16;
-	w0 = CMD_R(v,1);
-	v = CMD_R(x,5) + CSHA1_G(y,z,u) + t + w0 + 0xca62c1d6;
-	y = CMD_R(y,30);
-	t = v;
-	}
-
-#endif // MACRO
-#endif // EXPANDLOOP
-
-#ifdef WEIDAI
-
-template <class T> inline T rotlFixed(T x, unsigned int y)
-{
-	ASSERT(y < sizeof(T)*8);
-	return (x<<y) | (x>>(sizeof(T)*8-y));
-}
-
-template<> inline TUint32 rotlFixed<TUint32>(TUint32 x, unsigned int y)
-{
-	ASSERT(y < 32);
-	return y ? CMD_R(x, y) : x;
-}
-
-#define blk0(i) (W[i] = iData[i])
-#define blk1(i) (W[i&15] = rotlFixed(W[(i+13)&15]^W[(i+8)&15]^W[(i+2)&15]^W[i&15],1))
-
-#define f1(x,y,z) (z^(x&(y^z)))
-#define f2(x,y,z) (x^y^z)
-#define f3(x,y,z) ((x&y)|(z&(x|y)))
-#define f4(x,y,z) (x^y^z)
-
-/* (R0+R1), R2, R3, R4 are the different operations used in SHA1 */
-#define R0(v,w,x,y,z,i) z+=f1(w,x,y)+blk0(i)+0x5A827999+rotlFixed(v,5);w=rotlFixed(w,30);
-#define R1(v,w,x,y,z,i) z+=f1(w,x,y)+blk1(i)+0x5A827999+rotlFixed(v,5);w=rotlFixed(w,30);
-#define R2(v,w,x,y,z,i) z+=f2(w,x,y)+blk1(i)+0x6ED9EBA1+rotlFixed(v,5);w=rotlFixed(w,30);
-#define R3(v,w,x,y,z,i) z+=f3(w,x,y)+blk1(i)+0x8F1BBCDC+rotlFixed(v,5);w=rotlFixed(w,30);
-#define R4(v,w,x,y,z,i) z+=f4(w,x,y)+blk1(i)+0xCA62C1D6+rotlFixed(v,5);w=rotlFixed(w,30);
-
-#endif // WEIDAI
-
-void CSHA1Impl::Block()
-	{
-#ifdef WEIDAI
-	TUint32 W[16];
-    /* Copy context->state[] to working vars */
-    TUint32 a = iA;
-    TUint32 b = iB;
-    TUint32 c = iC;
-    TUint32 d = iD;
-    TUint32 e = iE;
-    
-	/* 4 rounds of 20 operations each. Loop unrolled. */
-    
-	R0(a,b,c,d,e, 0); 
-	R0(e,a,b,c,d, 1); 
-	R0(d,e,a,b,c, 2); 
-	R0(c,d,e,a,b, 3);
-    R0(b,c,d,e,a, 4); 
-	R0(a,b,c,d,e, 5); 
-	R0(e,a,b,c,d, 6); 
-	R0(d,e,a,b,c, 7);
-    R0(c,d,e,a,b, 8); 
-	R0(b,c,d,e,a, 9); 
-	R0(a,b,c,d,e,10); 
-	R0(e,a,b,c,d,11);
-    R0(d,e,a,b,c,12); 
-	R0(c,d,e,a,b,13); 
-	R0(b,c,d,e,a,14); 
-	R0(a,b,c,d,e,15);
-
-    R1(e,a,b,c,d,16); 
-	R1(d,e,a,b,c,17); 
-	R1(c,d,e,a,b,18); 
-	R1(b,c,d,e,a,19);
-
-    R2(a,b,c,d,e,20); 
-	R2(e,a,b,c,d,21); 
-	R2(d,e,a,b,c,22); 
-	R2(c,d,e,a,b,23);
-    R2(b,c,d,e,a,24); 
-	R2(a,b,c,d,e,25); 
-	R2(e,a,b,c,d,26); 
-	R2(d,e,a,b,c,27);
-    R2(c,d,e,a,b,28); 
-	R2(b,c,d,e,a,29); 
-	R2(a,b,c,d,e,30); 
-	R2(e,a,b,c,d,31);
-    R2(d,e,a,b,c,32); 
-	R2(c,d,e,a,b,33); 
-	R2(b,c,d,e,a,34); 
-	R2(a,b,c,d,e,35);
-    R2(e,a,b,c,d,36); 
-	R2(d,e,a,b,c,37); 
-	R2(c,d,e,a,b,38); 
-	R2(b,c,d,e,a,39);
-
-    R3(a,b,c,d,e,40); 
-	R3(e,a,b,c,d,41); 
-	R3(d,e,a,b,c,42); 
-	R3(c,d,e,a,b,43);
-    R3(b,c,d,e,a,44); 
-	R3(a,b,c,d,e,45); 
-	R3(e,a,b,c,d,46); 
-	R3(d,e,a,b,c,47);
-    R3(c,d,e,a,b,48); 
-	R3(b,c,d,e,a,49); 
-	R3(a,b,c,d,e,50); 
-	R3(e,a,b,c,d,51);
-    R3(d,e,a,b,c,52); 
-	R3(c,d,e,a,b,53); 
-	R3(b,c,d,e,a,54); 
-	R3(a,b,c,d,e,55);
-    R3(e,a,b,c,d,56); 
-	R3(d,e,a,b,c,57); 
-	R3(c,d,e,a,b,58); 
-	R3(b,c,d,e,a,59);
-
-    R4(a,b,c,d,e,60); 
-	R4(e,a,b,c,d,61); 
-	R4(d,e,a,b,c,62); 
-	R4(c,d,e,a,b,63);
-    R4(b,c,d,e,a,64); 
-	R4(a,b,c,d,e,65); 
-	R4(e,a,b,c,d,66); 
-	R4(d,e,a,b,c,67);
-    R4(c,d,e,a,b,68); 
-	R4(b,c,d,e,a,69); 
-	R4(a,b,c,d,e,70); 
-	R4(e,a,b,c,d,71);
-    R4(d,e,a,b,c,72); 
-	R4(c,d,e,a,b,73); 
-	R4(b,c,d,e,a,74); 
-	R4(a,b,c,d,e,75);
-    R4(e,a,b,c,d,76); 
-	R4(d,e,a,b,c,77); 
-	R4(c,d,e,a,b,78); 
-	R4(b,c,d,e,a,79);
-    
-	/* Add the working vars back into context.state[] */
-    iA += a;
-    iB += b;
-    iC += c;
-    iD += d;
-    iE += e;
-    /* Wipe variables */
-    a = b = c = d = e = 0;
-	Mem::FillZ(W, sizeof(W));
-#else
-	TUint tempA=iA;
-	TUint tempB=iB;
-	TUint tempC=iC;
-	TUint tempD=iD;
-	TUint tempE=iE;
-	TUint temp=0;
-
-#ifdef EXPANDLOOP
-	CSHA1_16(tempA,tempB,tempC,tempD,tempE,temp,iData[0]);
-	CSHA1_16(temp,tempA,tempB,tempC,tempD,tempE,iData[1]);
-	CSHA1_16(tempE,temp,tempA,tempB,tempC,tempD,iData[2]);
-	CSHA1_16(tempD,tempE,temp,tempA,tempB,tempC,iData[3]);
-	CSHA1_16(tempC,tempD,tempE,temp,tempA,tempB,iData[4]);
-	CSHA1_16(tempB,tempC,tempD,tempE,temp,tempA,iData[5]);
-	CSHA1_16(tempA,tempB,tempC,tempD,tempE,temp,iData[6]);
-	CSHA1_16(temp,tempA,tempB,tempC,tempD,tempE,iData[7]);
-	CSHA1_16(tempE,temp,tempA,tempB,tempC,tempD,iData[8]);
-	CSHA1_16(tempD,tempE,temp,tempA,tempB,tempC,iData[9]);
-	CSHA1_16(tempC,tempD,tempE,temp,tempA,tempB,iData[10]);
-	CSHA1_16(tempB,tempC,tempD,tempE,temp,tempA,iData[11]);
-	CSHA1_16(tempA,tempB,tempC,tempD,tempE,temp,iData[12]);
-	CSHA1_16(temp,tempA,tempB,tempC,tempD,tempE,iData[13]);
-	CSHA1_16(tempE,temp,tempA,tempB,tempC,tempD,iData[14]);
-	CSHA1_16(tempD,tempE,temp,tempA,tempB,tempC,iData[15]);
-	/*
-	i = 16;
-	TUint temp1 = tempA;
-	tempA = 
-	*/
-#else
-    TUint i=0;
-	while (i<16) 
-		{
-		temp = CMD_R(tempA,5) + CSHA1_F(tempB,tempC,tempD) + tempE + iData[i++] + 0x5a827999;
-		tempE = tempD;
-		tempD = tempC;
-		tempC = CMD_R(tempB,30);
-		tempB = tempA;
-		tempA = temp;
-		}
-#endif
-
-#ifdef EXPANDLOOP
-	CSHA1_20(tempC,tempD,tempE,temp,tempA,tempB,iData[16],iData[13],iData[8],iData[2],iData[0]);
-	CSHA1_20(tempB,tempC,tempD,tempE,temp,tempA,iData[17],iData[14],iData[9],iData[3],iData[1]);
-	CSHA1_20(tempA,tempB,tempC,tempD,tempE,temp,iData[18],iData[15],iData[10],iData[4],iData[2]);
-	CSHA1_20(temp,tempA,tempB,tempC,tempD,tempE,iData[19],iData[16],iData[11],iData[5],iData[3]);
-	//i = 20;
-#else
-	while (i<20) 
-		{
-		temp=iData[i-3] ^ iData[i-8] ^ iData[i-14] ^ iData[i-16];
-		iData[i]=CMD_R(temp,1);
-		temp = CMD_R(tempA,5) + CSHA1_F(tempB,tempC,tempD) + tempE + iData[i++] + 0x5a827999; 
-		tempE = tempD;
-		tempD = tempC; 
-		tempC = CMD_R(tempB,30); 
-		tempB = tempA; 
-		tempA = temp;
-		}
-#endif
-
-#ifdef EXPANDLOOP
-	CSHA1_40(tempE,temp,tempA,tempB,tempC,tempD,iData[20],iData[17],iData[12],iData[6],iData[4]);
-	CSHA1_40(tempD,tempE,temp,tempA,tempB,tempC,iData[21],iData[18],iData[13],iData[7],iData[5]);
-	CSHA1_40(tempC,tempD,tempE,temp,tempA,tempB,iData[22],iData[19],iData[14],iData[8],iData[6]);
-	CSHA1_40(tempB,tempC,tempD,tempE,temp,tempA,iData[23],iData[20],iData[15],iData[9],iData[7]);
-	CSHA1_40(tempA,tempB,tempC,tempD,tempE,temp,iData[24],iData[21],iData[16],iData[10],iData[8]);
-	CSHA1_40(temp,tempA,tempB,tempC,tempD,tempE,iData[25],iData[22],iData[17],iData[11],iData[9]);
-	CSHA1_40(tempE,temp,tempA,tempB,tempC,tempD,iData[26],iData[23],iData[18],iData[12],iData[10]);
-	CSHA1_40(tempD,tempE,temp,tempA,tempB,tempC,iData[27],iData[24],iData[19],iData[13],iData[11]);
-	CSHA1_40(tempC,tempD,tempE,temp,tempA,tempB,iData[28],iData[25],iData[20],iData[14],iData[12]);
-	CSHA1_40(tempB,tempC,tempD,tempE,temp,tempA,iData[29],iData[26],iData[21],iData[15],iData[13]);
-	CSHA1_40(tempA,tempB,tempC,tempD,tempE,temp,iData[30],iData[27],iData[22],iData[16],iData[14]);
-	CSHA1_40(temp,tempA,tempB,tempC,tempD,tempE,iData[31],iData[28],iData[23],iData[17],iData[15]);
-	CSHA1_40(tempE,temp,tempA,tempB,tempC,tempD,iData[32],iData[29],iData[24],iData[18],iData[16]);
-	CSHA1_40(tempD,tempE,temp,tempA,tempB,tempC,iData[33],iData[30],iData[25],iData[19],iData[17]);
-	CSHA1_40(tempC,tempD,tempE,temp,tempA,tempB,iData[34],iData[31],iData[26],iData[20],iData[18]);
-	CSHA1_40(tempB,tempC,tempD,tempE,temp,tempA,iData[35],iData[32],iData[27],iData[21],iData[19]);
-	CSHA1_40(tempA,tempB,tempC,tempD,tempE,temp,iData[36],iData[33],iData[28],iData[22],iData[20]);
-	CSHA1_40(temp,tempA,tempB,tempC,tempD,tempE,iData[37],iData[34],iData[29],iData[23],iData[21]);
-	CSHA1_40(tempE,temp,tempA,tempB,tempC,tempD,iData[38],iData[35],iData[30],iData[24],iData[22]);
-	CSHA1_40(tempD,tempE,temp,tempA,tempB,tempC,iData[39],iData[36],iData[31],iData[25],iData[23]);
-	//i = 40;
-#else
-	while (i<40) 
-		{
-		temp = iData[i-3] ^ iData[i-8] ^ iData[i-14] ^ iData[i-16];
-		iData[i] = CMD_R(temp,1);
-
-		temp = CMD_R(tempA,5) + CSHA1_G(tempB,tempC,tempD) + tempE + iData[i++] + 0x6ed9eba1; 
-		tempE = tempD; 
-		tempD = tempC; 
-		tempC = CMD_R(tempB,30); 
-		tempB = tempA; 
-		tempA = temp;
-		}
-#endif
-
-#ifdef EXPANDLOOP
-	CSHA1_60(tempC,tempD,tempE,temp,tempA,tempB,iData[40],iData[37],iData[32],iData[26],iData[24]);
-	CSHA1_60(tempB,tempC,tempD,tempE,temp,tempA,iData[41],iData[38],iData[33],iData[27],iData[25]);
-	CSHA1_60(tempA,tempB,tempC,tempD,tempE,temp,iData[42],iData[39],iData[34],iData[28],iData[26]);
-	CSHA1_60(temp,tempA,tempB,tempC,tempD,tempE,iData[43],iData[40],iData[35],iData[29],iData[27]);
-	CSHA1_60(tempE,temp,tempA,tempB,tempC,tempD,iData[44],iData[41],iData[36],iData[30],iData[28]);
-	CSHA1_60(tempD,tempE,temp,tempA,tempB,tempC,iData[45],iData[42],iData[37],iData[31],iData[29]);
-	CSHA1_60(tempC,tempD,tempE,temp,tempA,tempB,iData[46],iData[43],iData[38],iData[32],iData[30]);
-	CSHA1_60(tempB,tempC,tempD,tempE,temp,tempA,iData[47],iData[44],iData[39],iData[33],iData[31]);
-	CSHA1_60(tempA,tempB,tempC,tempD,tempE,temp,iData[48],iData[45],iData[40],iData[34],iData[32]);
-	CSHA1_60(temp,tempA,tempB,tempC,tempD,tempE,iData[49],iData[46],iData[41],iData[35],iData[33]);
-	CSHA1_60(tempE,temp,tempA,tempB,tempC,tempD,iData[50],iData[47],iData[42],iData[36],iData[34]);
-	CSHA1_60(tempD,tempE,temp,tempA,tempB,tempC,iData[51],iData[48],iData[43],iData[37],iData[35]);
-	CSHA1_60(tempC,tempD,tempE,temp,tempA,tempB,iData[52],iData[49],iData[44],iData[38],iData[36]);
-	CSHA1_60(tempB,tempC,tempD,tempE,temp,tempA,iData[53],iData[50],iData[45],iData[39],iData[37]);
-	CSHA1_60(tempA,tempB,tempC,tempD,tempE,temp,iData[54],iData[51],iData[46],iData[40],iData[38]);
-	CSHA1_60(temp,tempA,tempB,tempC,tempD,tempE,iData[55],iData[52],iData[47],iData[41],iData[39]);
-	CSHA1_60(tempE,temp,tempA,tempB,tempC,tempD,iData[56],iData[53],iData[48],iData[42],iData[40]);
-	CSHA1_60(tempD,tempE,temp,tempA,tempB,tempC,iData[57],iData[54],iData[49],iData[43],iData[41]);
-	CSHA1_60(tempC,tempD,tempE,temp,tempA,tempB,iData[58],iData[55],iData[50],iData[44],iData[42]);
-	CSHA1_60(tempB,tempC,tempD,tempE,temp,tempA,iData[59],iData[56],iData[51],iData[45],iData[43]);
-	//i = 60;
-#else
-	while (i<60) 
-		{
-		temp = iData[i-3] ^ iData[i-8] ^ iData[i-14] ^ iData[i-16];
-		iData[i] = CMD_R(temp,1);
-
-		temp = CMD_R(tempA,5) + CSHA1_H(tempB,tempC,tempD) + tempE + iData[i++] + 0x8f1bbcdc; 
-		tempE = tempD; 
-		tempD = tempC; 
-		tempC = CMD_R(tempB,30); 
-		tempB = tempA; 
-		tempA = temp;
-		}
-#endif
-
-#ifdef EXPANDLOOP
-	CSHA1_80(tempA,tempB,tempC,tempD,tempE,temp,iData[60],iData[57],iData[52],iData[46],iData[44]);
-	CSHA1_80(temp,tempA,tempB,tempC,tempD,tempE,iData[61],iData[58],iData[53],iData[47],iData[45]);
-	CSHA1_80(tempE,temp,tempA,tempB,tempC,tempD,iData[62],iData[59],iData[54],iData[48],iData[46]);
-	CSHA1_80(tempD,tempE,temp,tempA,tempB,tempC,iData[63],iData[60],iData[55],iData[49],iData[47]);
-	CSHA1_80(tempC,tempD,tempE,temp,tempA,tempB,iData[64],iData[61],iData[56],iData[50],iData[48]);
-	CSHA1_80(tempB,tempC,tempD,tempE,temp,tempA,iData[65],iData[62],iData[57],iData[51],iData[49]);
-	CSHA1_80(tempA,tempB,tempC,tempD,tempE,temp,iData[66],iData[63],iData[58],iData[52],iData[50]);
-	CSHA1_80(temp,tempA,tempB,tempC,tempD,tempE,iData[67],iData[64],iData[59],iData[53],iData[51]);
-	CSHA1_80(tempE,temp,tempA,tempB,tempC,tempD,iData[68],iData[65],iData[60],iData[54],iData[52]);
-	CSHA1_80(tempD,tempE,temp,tempA,tempB,tempC,iData[69],iData[66],iData[61],iData[55],iData[53]);
-	CSHA1_80(tempC,tempD,tempE,temp,tempA,tempB,iData[70],iData[67],iData[62],iData[56],iData[54]);
-	CSHA1_80(tempB,tempC,tempD,tempE,temp,tempA,iData[71],iData[68],iData[63],iData[57],iData[55]);
-	CSHA1_80(tempA,tempB,tempC,tempD,tempE,temp,iData[72],iData[69],iData[64],iData[58],iData[56]);
-	CSHA1_80(temp,tempA,tempB,tempC,tempD,tempE,iData[73],iData[70],iData[65],iData[59],iData[57]);
-	CSHA1_80(tempE,temp,tempA,tempB,tempC,tempD,iData[74],iData[71],iData[66],iData[60],iData[58]);
-	CSHA1_80(tempD,tempE,temp,tempA,tempB,tempC,iData[75],iData[72],iData[67],iData[61],iData[59]);
-	CSHA1_80(tempC,tempD,tempE,temp,tempA,tempB,iData[76],iData[73],iData[68],iData[62],iData[60]);
-	CSHA1_80(tempB,tempC,tempD,tempE,temp,tempA,iData[77],iData[74],iData[69],iData[63],iData[61]);
-	CSHA1_80(tempA,tempB,tempC,tempD,tempE,temp,iData[78],iData[75],iData[70],iData[64],iData[62]);
-	CSHA1_80(temp,tempA,tempB,tempC,tempD,tempE,iData[79],iData[76],iData[71],iData[65],iData[63]);
-#else
-	const TUint total=KSHA1BlockSize*5; // 16 * 5 = 80
-	while (i<total) 
-		{
-		temp = iData[i-3] ^ iData[i-8] ^ iData[i-14] ^ iData[i-16];
-		iData[i] = CMD_R(temp,1);
-
-		temp = CMD_R(tempA,5) + CSHA1_I(tempB,tempC,tempD) + tempE + iData[i++] + 0xca62c1d6; 
-		tempE = tempD; 
-		tempD = tempC; 
-		tempC = CMD_R(tempB,30); 
-		tempB = tempA; 
-		tempA = temp;
-		}
-#endif
-
-#ifdef EXPANDLOOP
-	iA+=tempE;
-	iB+=temp;
-	iC+=tempA;
-	iD+=tempB;
-	iE+=tempC;
-#else
-	iA+=tempA;
-	iB+=tempB;
-	iC+=tempC;
-	iD+=tempD;
-	iE+=tempE;
-#endif // EXPANDLOOP
-#endif // WEIDAI
-	}
-
-void CSHA1Impl::DoFinal()
-	{
-	iNh += iNl;
-	const TUint ul128=128;
-	switch (iNl&3) 
-		{
-		case 0:
-			iData[iNl>>2] = ul128<<24;
-			break;
-		case 1:
-			iData[iNl>>2] += ul128<<16;
-			break;
-		case 2:
-			iData[iNl>>2] += ul128<<8;
-			break;
-		case 3:
-			iData[iNl>>2] += ul128;
-			break;
-		default:
-			break;
-		};
-	if (iNl>=56) 
-		{
-		if (iNl<60)
-			iData[15]=0;		
-		Block();
-		Mem::FillZ(iData,14*sizeof(TUint));
-		} 
-	else
-		{
-		const TUint offset=(iNl+4)>>2; //+4 to account for the word added in the
-		//switch statement above
-		Mem::FillZ(iData+offset,(14-offset)*sizeof(TUint));
-		}
-
-	// this will fail if the total input length is longer than 2^32 in bits
-	//(2^31 in bytes) which is roughly half a gig.
-	iData[14]=0;
-	iData[15]=iNh<<3;//number in bits
-	Block();
-	//
-	// Generate hash value into iHash
-	//
-	TUint tmp=iA;
-	iHash[3]=(TUint8)(tmp & 255);
-	iHash[2]=(TUint8)((tmp >>= 8) & 255);
-	iHash[1]=(TUint8)((tmp >>= 8) & 255);
-	iHash[0]=(TUint8)((tmp >>= 8) & 255);
-
-	tmp=iB;
-	iHash[7]=(TUint8)(tmp & 255);
-	iHash[6]=(TUint8)((tmp >>= 8) & 255);
-	iHash[5]=(TUint8)((tmp >>= 8) & 255);
-	iHash[4]=(TUint8)((tmp >>= 8) & 255);
-
-	tmp=iC;
-	iHash[11]=(TUint8)(tmp & 255);
-	iHash[10]=(TUint8)((tmp >>= 8) & 255);
-	iHash[9]=(TUint8)((tmp >>= 8) & 255);
-	iHash[8]=(TUint8)((tmp >>= 8) & 255);
-
-	tmp=iD;
-	iHash[15]=(TUint8)(tmp & 255);
-	iHash[14]=(TUint8)((tmp >>= 8) & 255);
-	iHash[13]=(TUint8)((tmp >>= 8) & 255);
-	iHash[12]=(TUint8)((tmp >>= 8) & 255);
-	
-	tmp=iE;
-	iHash[19]=(TUint8)(tmp & 255);
-	iHash[18]=(TUint8)((tmp >>= 8) & 255);
-	iHash[17]=(TUint8)((tmp >>= 8) & 255);
-	iHash[16]=(TUint8)((tmp >>= 8) & 255);
-	}
-
-void CSHA1Impl::RestoreState()
-	{
-	iA = iACopy;
-	iB = iBCopy;
-	iC = iCCopy;
-	iD = iDCopy;
-	iE = iECopy;
-	iNl = iNlCopy;
-	iNh = iNhCopy;	
-	Mem::Copy(&iData[0], &iDataCopy[0], KSHA1BlockSize*5*sizeof(TUint)); 
-	}
-
-void CSHA1Impl::StoreState()
-	{
-	iACopy = iA;
-	iBCopy = iB;
-	iCCopy = iC;
-	iDCopy = iD;
-	iECopy = iE;
-	iNlCopy = iNl;
-	iNhCopy = iNh;	
-	Mem::Copy(&iDataCopy[0], &iData[0], KSHA1BlockSize*5*sizeof(TUint));
-	}
-
-// Implemented in hmacimpl.cpp or softwarehashbase.cpp
-// but required as derived from MHash. No coverage here.
-#ifdef _BullseyeCoverage
-#pragma suppress_warnings on
-#pragma BullseyeCoverage off
-#pragma suppress_warnings off
-#endif
-
-void CSHA1Impl::SetOperationModeL(TUid /*aOperationMode*/)
-	{
-	User::Leave(KErrNotSupported);
-	}
-
-void CSHA1Impl::SetKeyL(const CKey& /*aKey*/)
-	{
-	User::Leave(KErrNotSupported);
-	}
-
-TAny* CSHA1Impl::GetExtension(TUid /*aExtensionId*/)
-	{
-	return NULL;	
-	}
-
-CExtendedCharacteristics* CSHA1Impl::CreateExtendedCharacteristicsL()
-	{
-	// Not supported
-	return NULL;
-	}
-
-// The following methods are kept for compatibility but are not used by 
-// randsvr.exe (via SHA1Shim). So, Turn off coverage for these.
-MHash* CSHA1Impl::ReplicateL()
-	{	 
-	return CSHA1Impl::NewL();
-	}
-	
-MHash* CSHA1Impl::CopyL()
-	{
-	return new(ELeave) CSHA1Impl(*this);	
-	}
-
-void CSHA1Impl::Update(const TDesC8& aMessage)
-	{
-	DoUpdate(aMessage.Ptr(),aMessage.Size());	
-	}
-	
-TPtrC8 CSHA1Impl::Final(const TDesC8& aMessage)
-	{
-	TPtrC8 ptr(KNullDesC8());
-	if (aMessage!=KNullDesC8())
-		{
-		DoUpdate(aMessage.Ptr(),aMessage.Size());			
-		}
-	DoFinal();
-	ptr.Set(iHash);
-	Reset();
-	return ptr;
-	}
-
-// Since CreateExtendedCharacteristicsL is not supported, the method which using it also can not be supported.
-const CExtendedCharacteristics* CSHA1Impl::GetExtendedCharacteristicsL()
-	{
-	return CSHA1Impl::CreateExtendedCharacteristicsL();
-	}
-
-// These methods can only be covered from SHA1Shim, but not get covered because the 
-// SHA1Shim not get destroyed anywhere(may be a long runing service). So, these are excluded.
-CSHA1Impl::CSHA1Impl(const CSHA1Impl& aSHA1Impl)
-	: iHash(aSHA1Impl.iHash),iA(aSHA1Impl.iA),iB(aSHA1Impl.iB),iC(aSHA1Impl.iC),iD(aSHA1Impl.iD),iE(aSHA1Impl.iE),
-	iNl(aSHA1Impl.iNl),iNh(aSHA1Impl.iNh)
-	{
-	(void)Mem::Copy(iData, aSHA1Impl.iData, KSHA1BlockSize*5);
-	}
-
-CSHA1Impl* CSHA1Impl::NewLC()
-	{
-	CSHA1Impl* self=NewL();
-	CleanupStack::PushL(self);
-	return self;						
-	}
-
-void CSHA1Impl::Close()
-	{
-	delete this;	
-	}
-
-CSHA1Impl::~CSHA1Impl()
-	{	
-	}
MCL/sf/os/security