--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/userlibandfileserver/fileserver/sfile/sf_hash.cpp Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,612 @@
+// Copyright (c) 1995-2009 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:
+// f32\sfile\sf_hash.cpp
+//
+//
+
+#include "sf_std.h"
+#define EXPANDLOOP
+
+
+static inline TUint CMD_R(TUint a,TUint s)
+ {
+ return (a<<s) | (a>>(32-s));
+ }
+
+CSHA1::CSHA1(void)
+: iHash(SHA1_HASH)
+ {
+ }
+
+CSHA1* CSHA1::NewL(void)
+ {
+ CSHA1* self=new(ELeave) CSHA1;
+ self->Reset();
+ return self;
+ }
+
+void CSHA1::Update(const TDesC8& aMessage)
+ {
+ DoUpdate(aMessage.Ptr(),aMessage.Size());
+ }
+
+TPtrC8 CSHA1::Final()
+ {
+ TPtrC8 ptr(KNullDesC8());
+ DoFinal();
+ ptr.Set(iHash);
+ Reset();
+ return ptr;
+ }
+
+CSHA1::~CSHA1(void)
+ {
+ }
+
+void CSHA1::Reset(void)
+ {
+ iA=0x67452301;
+ iB=0xefcdab89;
+ iC=0x98badcfe;
+ iD=0x10325476;
+ iE=0xc3d2e1f0;
+ iNh=0;
+ iNl=0;
+ }
+
+// This assumes a big-endian architecture
+void CSHA1::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 CSHA1::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=SHA1_LBLOCK*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 CSHA1::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));
+ }
+
+ //TODO: 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);
+ }