--- 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()
- {
- }