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Unified Diff: crypto/third_party/nss/sha512.cc

Issue 6805019: Move crypto files out of base, to a top level directory. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/
Patch Set: Fixes comments by eroman Created 9 years, 8 months ago
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Index: crypto/third_party/nss/sha512.cc
===================================================================
--- crypto/third_party/nss/sha512.cc (revision 0)
+++ crypto/third_party/nss/sha512.cc (revision 0)
@@ -0,0 +1,1391 @@
+/*
+ * sha512.c - implementation of SHA256, SHA384 and SHA512
+ *
+ * ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is the Netscape security libraries.
+ *
+ * The Initial Developer of the Original Code is
+ * Netscape Communications Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 2002
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+/* $Id: sha512.c,v 1.9 2006/10/13 16:54:04 wtchang%redhat.com Exp $ */
+
+// Prevent manual unrolling in the sha256 code, which reduces the binary code
+// size from ~10k to ~1k. The performance should be reasonable for our use.
+#define NOUNROLL256 1
+
+#include "base/third_party/nspr/prtypes.h" /* for PRUintXX */
+#if defined(_X86_) || defined(SHA_NO_LONG_LONG)
+#define NOUNROLL512 1
+#undef HAVE_LONG_LONG
+#endif
+#include "crypto/third_party/nss/blapi.h"
+#include "crypto/third_party/nss/sha256.h" /* for struct SHA256ContextStr */
+
+#include <stdlib.h>
+#include <string.h>
+#define PORT_New(type) static_cast<type*>(malloc(sizeof(type)))
+#define PORT_ZFree(ptr, len) do { memset(ptr, 0, len); free(ptr); } while (0)
+#define PORT_Strlen(s) static_cast<unsigned int>(strlen(s))
+#define PORT_Memcpy memcpy
+
+/* ============= Common constants and defines ======================= */
+
+#define W ctx->u.w
+#define B ctx->u.b
+#define H ctx->h
+
+#define SHR(x,n) (x >> n)
+#define SHL(x,n) (x << n)
+#define Ch(x,y,z) ((x & y) ^ (~x & z))
+#define Maj(x,y,z) ((x & y) ^ (x & z) ^ (y & z))
+
+/* Padding used with all flavors of SHA */
+static const PRUint8 pad[240] = {
+0x80,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
+ /* compiler will fill the rest in with zeros */
+};
+
+/* ============= SHA256 implemenmtation ================================== */
+
+/* SHA-256 constants, K256. */
+static const PRUint32 K256[64] = {
+ 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
+};
+
+/* SHA-256 initial hash values */
+static const PRUint32 H256[8] = {
+ 0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a,
+ 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19
+};
+
+#if defined(_MSC_VER) && defined(_X86_)
+#ifndef FORCEINLINE
+#if (_MSC_VER >= 1200)
+#define FORCEINLINE __forceinline
+#else
+#define FORCEINLINE __inline
+#endif
+#endif
+#define FASTCALL __fastcall
+
+static FORCEINLINE PRUint32 FASTCALL
+swap4b(PRUint32 dwd)
+{
+ __asm {
+ mov eax,dwd
+ bswap eax
+ }
+}
+
+#define SHA_HTONL(x) swap4b(x)
+#define BYTESWAP4(x) x = SHA_HTONL(x)
+
+#elif defined(LINUX) && defined(_X86_)
+#undef __OPTIMIZE__
+#define __OPTIMIZE__ 1
+#undef __pentium__
+#define __pentium__ 1
+#include <byteswap.h>
+#define SHA_HTONL(x) bswap_32(x)
+#define BYTESWAP4(x) x = SHA_HTONL(x)
+
+#else /* neither windows nor Linux PC */
+#define SWAP4MASK 0x00FF00FF
+#define SHA_HTONL(x) (t1 = (x), t1 = (t1 << 16) | (t1 >> 16), \
+ ((t1 & SWAP4MASK) << 8) | ((t1 >> 8) & SWAP4MASK))
+#define BYTESWAP4(x) x = SHA_HTONL(x)
+#endif
+
+#if defined(_MSC_VER) && defined(_X86_)
+#pragma intrinsic (_lrotr, _lrotl)
+#define ROTR32(x,n) _lrotr(x,n)
+#define ROTL32(x,n) _lrotl(x,n)
+#else
+#define ROTR32(x,n) ((x >> n) | (x << ((8 * sizeof x) - n)))
+#define ROTL32(x,n) ((x << n) | (x >> ((8 * sizeof x) - n)))
+#endif
+
+/* Capitol Sigma and lower case sigma functions */
+#define S0(x) (ROTR32(x, 2) ^ ROTR32(x,13) ^ ROTR32(x,22))
+#define S1(x) (ROTR32(x, 6) ^ ROTR32(x,11) ^ ROTR32(x,25))
+#define s0(x) (t1 = x, ROTR32(t1, 7) ^ ROTR32(t1,18) ^ SHR(t1, 3))
+#define s1(x) (t2 = x, ROTR32(t2,17) ^ ROTR32(t2,19) ^ SHR(t2,10))
+
+SHA256Context *
+SHA256_NewContext(void)
+{
+ SHA256Context *ctx = PORT_New(SHA256Context);
+ return ctx;
+}
+
+void
+SHA256_DestroyContext(SHA256Context *ctx, PRBool freeit)
+{
+ if (freeit) {
+ PORT_ZFree(ctx, sizeof *ctx);
+ }
+}
+
+void
+SHA256_Begin(SHA256Context *ctx)
+{
+ memset(ctx, 0, sizeof *ctx);
+ memcpy(H, H256, sizeof H256);
+}
+
+static void
+SHA256_Compress(SHA256Context *ctx)
+{
+ {
+ register PRUint32 t1, t2;
+
+#if defined(IS_LITTLE_ENDIAN)
+ BYTESWAP4(W[0]);
+ BYTESWAP4(W[1]);
+ BYTESWAP4(W[2]);
+ BYTESWAP4(W[3]);
+ BYTESWAP4(W[4]);
+ BYTESWAP4(W[5]);
+ BYTESWAP4(W[6]);
+ BYTESWAP4(W[7]);
+ BYTESWAP4(W[8]);
+ BYTESWAP4(W[9]);
+ BYTESWAP4(W[10]);
+ BYTESWAP4(W[11]);
+ BYTESWAP4(W[12]);
+ BYTESWAP4(W[13]);
+ BYTESWAP4(W[14]);
+ BYTESWAP4(W[15]);
+#endif
+
+#define INITW(t) W[t] = (s1(W[t-2]) + W[t-7] + s0(W[t-15]) + W[t-16])
+
+ /* prepare the "message schedule" */
+#ifdef NOUNROLL256
+ {
+ int t;
+ for (t = 16; t < 64; ++t) {
+ INITW(t);
+ }
+ }
+#else
+ INITW(16);
+ INITW(17);
+ INITW(18);
+ INITW(19);
+
+ INITW(20);
+ INITW(21);
+ INITW(22);
+ INITW(23);
+ INITW(24);
+ INITW(25);
+ INITW(26);
+ INITW(27);
+ INITW(28);
+ INITW(29);
+
+ INITW(30);
+ INITW(31);
+ INITW(32);
+ INITW(33);
+ INITW(34);
+ INITW(35);
+ INITW(36);
+ INITW(37);
+ INITW(38);
+ INITW(39);
+
+ INITW(40);
+ INITW(41);
+ INITW(42);
+ INITW(43);
+ INITW(44);
+ INITW(45);
+ INITW(46);
+ INITW(47);
+ INITW(48);
+ INITW(49);
+
+ INITW(50);
+ INITW(51);
+ INITW(52);
+ INITW(53);
+ INITW(54);
+ INITW(55);
+ INITW(56);
+ INITW(57);
+ INITW(58);
+ INITW(59);
+
+ INITW(60);
+ INITW(61);
+ INITW(62);
+ INITW(63);
+
+#endif
+#undef INITW
+ }
+ {
+ PRUint32 a, b, c, d, e, f, g, h;
+
+ a = H[0];
+ b = H[1];
+ c = H[2];
+ d = H[3];
+ e = H[4];
+ f = H[5];
+ g = H[6];
+ h = H[7];
+
+#define ROUND(n,a,b,c,d,e,f,g,h) \
+ h += S1(e) + Ch(e,f,g) + K256[n] + W[n]; \
+ d += h; \
+ h += S0(a) + Maj(a,b,c);
+
+#ifdef NOUNROLL256
+ {
+ int t;
+ for (t = 0; t < 64; t+= 8) {
+ ROUND(t+0,a,b,c,d,e,f,g,h)
+ ROUND(t+1,h,a,b,c,d,e,f,g)
+ ROUND(t+2,g,h,a,b,c,d,e,f)
+ ROUND(t+3,f,g,h,a,b,c,d,e)
+ ROUND(t+4,e,f,g,h,a,b,c,d)
+ ROUND(t+5,d,e,f,g,h,a,b,c)
+ ROUND(t+6,c,d,e,f,g,h,a,b)
+ ROUND(t+7,b,c,d,e,f,g,h,a)
+ }
+ }
+#else
+ ROUND( 0,a,b,c,d,e,f,g,h)
+ ROUND( 1,h,a,b,c,d,e,f,g)
+ ROUND( 2,g,h,a,b,c,d,e,f)
+ ROUND( 3,f,g,h,a,b,c,d,e)
+ ROUND( 4,e,f,g,h,a,b,c,d)
+ ROUND( 5,d,e,f,g,h,a,b,c)
+ ROUND( 6,c,d,e,f,g,h,a,b)
+ ROUND( 7,b,c,d,e,f,g,h,a)
+
+ ROUND( 8,a,b,c,d,e,f,g,h)
+ ROUND( 9,h,a,b,c,d,e,f,g)
+ ROUND(10,g,h,a,b,c,d,e,f)
+ ROUND(11,f,g,h,a,b,c,d,e)
+ ROUND(12,e,f,g,h,a,b,c,d)
+ ROUND(13,d,e,f,g,h,a,b,c)
+ ROUND(14,c,d,e,f,g,h,a,b)
+ ROUND(15,b,c,d,e,f,g,h,a)
+
+ ROUND(16,a,b,c,d,e,f,g,h)
+ ROUND(17,h,a,b,c,d,e,f,g)
+ ROUND(18,g,h,a,b,c,d,e,f)
+ ROUND(19,f,g,h,a,b,c,d,e)
+ ROUND(20,e,f,g,h,a,b,c,d)
+ ROUND(21,d,e,f,g,h,a,b,c)
+ ROUND(22,c,d,e,f,g,h,a,b)
+ ROUND(23,b,c,d,e,f,g,h,a)
+
+ ROUND(24,a,b,c,d,e,f,g,h)
+ ROUND(25,h,a,b,c,d,e,f,g)
+ ROUND(26,g,h,a,b,c,d,e,f)
+ ROUND(27,f,g,h,a,b,c,d,e)
+ ROUND(28,e,f,g,h,a,b,c,d)
+ ROUND(29,d,e,f,g,h,a,b,c)
+ ROUND(30,c,d,e,f,g,h,a,b)
+ ROUND(31,b,c,d,e,f,g,h,a)
+
+ ROUND(32,a,b,c,d,e,f,g,h)
+ ROUND(33,h,a,b,c,d,e,f,g)
+ ROUND(34,g,h,a,b,c,d,e,f)
+ ROUND(35,f,g,h,a,b,c,d,e)
+ ROUND(36,e,f,g,h,a,b,c,d)
+ ROUND(37,d,e,f,g,h,a,b,c)
+ ROUND(38,c,d,e,f,g,h,a,b)
+ ROUND(39,b,c,d,e,f,g,h,a)
+
+ ROUND(40,a,b,c,d,e,f,g,h)
+ ROUND(41,h,a,b,c,d,e,f,g)
+ ROUND(42,g,h,a,b,c,d,e,f)
+ ROUND(43,f,g,h,a,b,c,d,e)
+ ROUND(44,e,f,g,h,a,b,c,d)
+ ROUND(45,d,e,f,g,h,a,b,c)
+ ROUND(46,c,d,e,f,g,h,a,b)
+ ROUND(47,b,c,d,e,f,g,h,a)
+
+ ROUND(48,a,b,c,d,e,f,g,h)
+ ROUND(49,h,a,b,c,d,e,f,g)
+ ROUND(50,g,h,a,b,c,d,e,f)
+ ROUND(51,f,g,h,a,b,c,d,e)
+ ROUND(52,e,f,g,h,a,b,c,d)
+ ROUND(53,d,e,f,g,h,a,b,c)
+ ROUND(54,c,d,e,f,g,h,a,b)
+ ROUND(55,b,c,d,e,f,g,h,a)
+
+ ROUND(56,a,b,c,d,e,f,g,h)
+ ROUND(57,h,a,b,c,d,e,f,g)
+ ROUND(58,g,h,a,b,c,d,e,f)
+ ROUND(59,f,g,h,a,b,c,d,e)
+ ROUND(60,e,f,g,h,a,b,c,d)
+ ROUND(61,d,e,f,g,h,a,b,c)
+ ROUND(62,c,d,e,f,g,h,a,b)
+ ROUND(63,b,c,d,e,f,g,h,a)
+#endif
+
+ H[0] += a;
+ H[1] += b;
+ H[2] += c;
+ H[3] += d;
+ H[4] += e;
+ H[5] += f;
+ H[6] += g;
+ H[7] += h;
+ }
+#undef ROUND
+}
+
+#undef s0
+#undef s1
+#undef S0
+#undef S1
+
+void
+SHA256_Update(SHA256Context *ctx, const unsigned char *input,
+ unsigned int inputLen)
+{
+ unsigned int inBuf = ctx->sizeLo & 0x3f;
+ if (!inputLen)
+ return;
+
+ /* Add inputLen into the count of bytes processed, before processing */
+ if ((ctx->sizeLo += inputLen) < inputLen)
+ ctx->sizeHi++;
+
+ /* if data already in buffer, attemp to fill rest of buffer */
+ if (inBuf) {
+ unsigned int todo = SHA256_BLOCK_LENGTH - inBuf;
+ if (inputLen < todo)
+ todo = inputLen;
+ memcpy(B + inBuf, input, todo);
+ input += todo;
+ inputLen -= todo;
+ if (inBuf + todo == SHA256_BLOCK_LENGTH)
+ SHA256_Compress(ctx);
+ }
+
+ /* if enough data to fill one or more whole buffers, process them. */
+ while (inputLen >= SHA256_BLOCK_LENGTH) {
+ memcpy(B, input, SHA256_BLOCK_LENGTH);
+ input += SHA256_BLOCK_LENGTH;
+ inputLen -= SHA256_BLOCK_LENGTH;
+ SHA256_Compress(ctx);
+ }
+ /* if data left over, fill it into buffer */
+ if (inputLen)
+ memcpy(B, input, inputLen);
+}
+
+void
+SHA256_End(SHA256Context *ctx, unsigned char *digest,
+ unsigned int *digestLen, unsigned int maxDigestLen)
+{
+ unsigned int inBuf = ctx->sizeLo & 0x3f;
+ unsigned int padLen = (inBuf < 56) ? (56 - inBuf) : (56 + 64 - inBuf);
+ PRUint32 hi, lo;
+#ifdef SWAP4MASK
+ PRUint32 t1;
+#endif
+
+ hi = (ctx->sizeHi << 3) | (ctx->sizeLo >> 29);
+ lo = (ctx->sizeLo << 3);
+
+ SHA256_Update(ctx, pad, padLen);
+
+#if defined(IS_LITTLE_ENDIAN)
+ W[14] = SHA_HTONL(hi);
+ W[15] = SHA_HTONL(lo);
+#else
+ W[14] = hi;
+ W[15] = lo;
+#endif
+ SHA256_Compress(ctx);
+
+ /* now output the answer */
+#if defined(IS_LITTLE_ENDIAN)
+ BYTESWAP4(H[0]);
+ BYTESWAP4(H[1]);
+ BYTESWAP4(H[2]);
+ BYTESWAP4(H[3]);
+ BYTESWAP4(H[4]);
+ BYTESWAP4(H[5]);
+ BYTESWAP4(H[6]);
+ BYTESWAP4(H[7]);
+#endif
+ padLen = PR_MIN(SHA256_LENGTH, maxDigestLen);
+ memcpy(digest, H, padLen);
+ if (digestLen)
+ *digestLen = padLen;
+}
+
+/* Comment out unused code, mostly the SHA384 and SHA512 implementations. */
+#if 0
+SECStatus
+SHA256_HashBuf(unsigned char *dest, const unsigned char *src,
+ unsigned int src_length)
+{
+ SHA256Context ctx;
+ unsigned int outLen;
+
+ SHA256_Begin(&ctx);
+ SHA256_Update(&ctx, src, src_length);
+ SHA256_End(&ctx, dest, &outLen, SHA256_LENGTH);
+
+ return SECSuccess;
+}
+
+
+SECStatus
+SHA256_Hash(unsigned char *dest, const char *src)
+{
+ return SHA256_HashBuf(dest, (const unsigned char *)src, PORT_Strlen(src));
+}
+
+
+void SHA256_TraceState(SHA256Context *ctx) { }
+
+unsigned int
+SHA256_FlattenSize(SHA256Context *ctx)
+{
+ return sizeof *ctx;
+}
+
+SECStatus
+SHA256_Flatten(SHA256Context *ctx,unsigned char *space)
+{
+ PORT_Memcpy(space, ctx, sizeof *ctx);
+ return SECSuccess;
+}
+
+SHA256Context *
+SHA256_Resurrect(unsigned char *space, void *arg)
+{
+ SHA256Context *ctx = SHA256_NewContext();
+ if (ctx)
+ PORT_Memcpy(ctx, space, sizeof *ctx);
+ return ctx;
+}
+
+void SHA256_Clone(SHA256Context *dest, SHA256Context *src)
+{
+ memcpy(dest, src, sizeof *dest);
+}
+
+
+/* ======= SHA512 and SHA384 common constants and defines ================= */
+
+/* common #defines for SHA512 and SHA384 */
+#if defined(HAVE_LONG_LONG)
+#define ROTR64(x,n) ((x >> n) | (x << (64 - n)))
+#define ROTL64(x,n) ((x << n) | (x >> (64 - n)))
+
+#define S0(x) (ROTR64(x,28) ^ ROTR64(x,34) ^ ROTR64(x,39))
+#define S1(x) (ROTR64(x,14) ^ ROTR64(x,18) ^ ROTR64(x,41))
+#define s0(x) (t1 = x, ROTR64(t1, 1) ^ ROTR64(t1, 8) ^ SHR(t1,7))
+#define s1(x) (t2 = x, ROTR64(t2,19) ^ ROTR64(t2,61) ^ SHR(t2,6))
+
+#if PR_BYTES_PER_LONG == 8
+#define ULLC(hi,lo) 0x ## hi ## lo ## UL
+#elif defined(_MSC_VER)
+#define ULLC(hi,lo) 0x ## hi ## lo ## ui64
+#else
+#define ULLC(hi,lo) 0x ## hi ## lo ## ULL
+#endif
+
+#define SHA_MASK16 ULLC(0000FFFF,0000FFFF)
+#define SHA_MASK8 ULLC(00FF00FF,00FF00FF)
+#define SHA_HTONLL(x) (t1 = x, \
+ t1 = ((t1 & SHA_MASK8 ) << 8) | ((t1 >> 8) & SHA_MASK8 ), \
+ t1 = ((t1 & SHA_MASK16) << 16) | ((t1 >> 16) & SHA_MASK16), \
+ (t1 >> 32) | (t1 << 32))
+#define BYTESWAP8(x) x = SHA_HTONLL(x)
+
+#else /* no long long */
+
+#if defined(IS_LITTLE_ENDIAN)
+#define ULLC(hi,lo) { 0x ## lo ## U, 0x ## hi ## U }
+#else
+#define ULLC(hi,lo) { 0x ## hi ## U, 0x ## lo ## U }
+#endif
+
+#define SHA_HTONLL(x) ( BYTESWAP4(x.lo), BYTESWAP4(x.hi), \
+ x.hi ^= x.lo ^= x.hi ^= x.lo, x)
+#define BYTESWAP8(x) do { PRUint32 tmp; BYTESWAP4(x.lo); BYTESWAP4(x.hi); \
+ tmp = x.lo; x.lo = x.hi; x.hi = tmp; } while (0)
+#endif
+
+/* SHA-384 and SHA-512 constants, K512. */
+static const PRUint64 K512[80] = {
+#if PR_BYTES_PER_LONG == 8
+ 0x428a2f98d728ae22UL , 0x7137449123ef65cdUL ,
+ 0xb5c0fbcfec4d3b2fUL , 0xe9b5dba58189dbbcUL ,
+ 0x3956c25bf348b538UL , 0x59f111f1b605d019UL ,
+ 0x923f82a4af194f9bUL , 0xab1c5ed5da6d8118UL ,
+ 0xd807aa98a3030242UL , 0x12835b0145706fbeUL ,
+ 0x243185be4ee4b28cUL , 0x550c7dc3d5ffb4e2UL ,
+ 0x72be5d74f27b896fUL , 0x80deb1fe3b1696b1UL ,
+ 0x9bdc06a725c71235UL , 0xc19bf174cf692694UL ,
+ 0xe49b69c19ef14ad2UL , 0xefbe4786384f25e3UL ,
+ 0x0fc19dc68b8cd5b5UL , 0x240ca1cc77ac9c65UL ,
+ 0x2de92c6f592b0275UL , 0x4a7484aa6ea6e483UL ,
+ 0x5cb0a9dcbd41fbd4UL , 0x76f988da831153b5UL ,
+ 0x983e5152ee66dfabUL , 0xa831c66d2db43210UL ,
+ 0xb00327c898fb213fUL , 0xbf597fc7beef0ee4UL ,
+ 0xc6e00bf33da88fc2UL , 0xd5a79147930aa725UL ,
+ 0x06ca6351e003826fUL , 0x142929670a0e6e70UL ,
+ 0x27b70a8546d22ffcUL , 0x2e1b21385c26c926UL ,
+ 0x4d2c6dfc5ac42aedUL , 0x53380d139d95b3dfUL ,
+ 0x650a73548baf63deUL , 0x766a0abb3c77b2a8UL ,
+ 0x81c2c92e47edaee6UL , 0x92722c851482353bUL ,
+ 0xa2bfe8a14cf10364UL , 0xa81a664bbc423001UL ,
+ 0xc24b8b70d0f89791UL , 0xc76c51a30654be30UL ,
+ 0xd192e819d6ef5218UL , 0xd69906245565a910UL ,
+ 0xf40e35855771202aUL , 0x106aa07032bbd1b8UL ,
+ 0x19a4c116b8d2d0c8UL , 0x1e376c085141ab53UL ,
+ 0x2748774cdf8eeb99UL , 0x34b0bcb5e19b48a8UL ,
+ 0x391c0cb3c5c95a63UL , 0x4ed8aa4ae3418acbUL ,
+ 0x5b9cca4f7763e373UL , 0x682e6ff3d6b2b8a3UL ,
+ 0x748f82ee5defb2fcUL , 0x78a5636f43172f60UL ,
+ 0x84c87814a1f0ab72UL , 0x8cc702081a6439ecUL ,
+ 0x90befffa23631e28UL , 0xa4506cebde82bde9UL ,
+ 0xbef9a3f7b2c67915UL , 0xc67178f2e372532bUL ,
+ 0xca273eceea26619cUL , 0xd186b8c721c0c207UL ,
+ 0xeada7dd6cde0eb1eUL , 0xf57d4f7fee6ed178UL ,
+ 0x06f067aa72176fbaUL , 0x0a637dc5a2c898a6UL ,
+ 0x113f9804bef90daeUL , 0x1b710b35131c471bUL ,
+ 0x28db77f523047d84UL , 0x32caab7b40c72493UL ,
+ 0x3c9ebe0a15c9bebcUL , 0x431d67c49c100d4cUL ,
+ 0x4cc5d4becb3e42b6UL , 0x597f299cfc657e2aUL ,
+ 0x5fcb6fab3ad6faecUL , 0x6c44198c4a475817UL
+#else
+ ULLC(428a2f98,d728ae22), ULLC(71374491,23ef65cd),
+ ULLC(b5c0fbcf,ec4d3b2f), ULLC(e9b5dba5,8189dbbc),
+ ULLC(3956c25b,f348b538), ULLC(59f111f1,b605d019),
+ ULLC(923f82a4,af194f9b), ULLC(ab1c5ed5,da6d8118),
+ ULLC(d807aa98,a3030242), ULLC(12835b01,45706fbe),
+ ULLC(243185be,4ee4b28c), ULLC(550c7dc3,d5ffb4e2),
+ ULLC(72be5d74,f27b896f), ULLC(80deb1fe,3b1696b1),
+ ULLC(9bdc06a7,25c71235), ULLC(c19bf174,cf692694),
+ ULLC(e49b69c1,9ef14ad2), ULLC(efbe4786,384f25e3),
+ ULLC(0fc19dc6,8b8cd5b5), ULLC(240ca1cc,77ac9c65),
+ ULLC(2de92c6f,592b0275), ULLC(4a7484aa,6ea6e483),
+ ULLC(5cb0a9dc,bd41fbd4), ULLC(76f988da,831153b5),
+ ULLC(983e5152,ee66dfab), ULLC(a831c66d,2db43210),
+ ULLC(b00327c8,98fb213f), ULLC(bf597fc7,beef0ee4),
+ ULLC(c6e00bf3,3da88fc2), ULLC(d5a79147,930aa725),
+ ULLC(06ca6351,e003826f), ULLC(14292967,0a0e6e70),
+ ULLC(27b70a85,46d22ffc), ULLC(2e1b2138,5c26c926),
+ ULLC(4d2c6dfc,5ac42aed), ULLC(53380d13,9d95b3df),
+ ULLC(650a7354,8baf63de), ULLC(766a0abb,3c77b2a8),
+ ULLC(81c2c92e,47edaee6), ULLC(92722c85,1482353b),
+ ULLC(a2bfe8a1,4cf10364), ULLC(a81a664b,bc423001),
+ ULLC(c24b8b70,d0f89791), ULLC(c76c51a3,0654be30),
+ ULLC(d192e819,d6ef5218), ULLC(d6990624,5565a910),
+ ULLC(f40e3585,5771202a), ULLC(106aa070,32bbd1b8),
+ ULLC(19a4c116,b8d2d0c8), ULLC(1e376c08,5141ab53),
+ ULLC(2748774c,df8eeb99), ULLC(34b0bcb5,e19b48a8),
+ ULLC(391c0cb3,c5c95a63), ULLC(4ed8aa4a,e3418acb),
+ ULLC(5b9cca4f,7763e373), ULLC(682e6ff3,d6b2b8a3),
+ ULLC(748f82ee,5defb2fc), ULLC(78a5636f,43172f60),
+ ULLC(84c87814,a1f0ab72), ULLC(8cc70208,1a6439ec),
+ ULLC(90befffa,23631e28), ULLC(a4506ceb,de82bde9),
+ ULLC(bef9a3f7,b2c67915), ULLC(c67178f2,e372532b),
+ ULLC(ca273ece,ea26619c), ULLC(d186b8c7,21c0c207),
+ ULLC(eada7dd6,cde0eb1e), ULLC(f57d4f7f,ee6ed178),
+ ULLC(06f067aa,72176fba), ULLC(0a637dc5,a2c898a6),
+ ULLC(113f9804,bef90dae), ULLC(1b710b35,131c471b),
+ ULLC(28db77f5,23047d84), ULLC(32caab7b,40c72493),
+ ULLC(3c9ebe0a,15c9bebc), ULLC(431d67c4,9c100d4c),
+ ULLC(4cc5d4be,cb3e42b6), ULLC(597f299c,fc657e2a),
+ ULLC(5fcb6fab,3ad6faec), ULLC(6c44198c,4a475817)
+#endif
+};
+
+struct SHA512ContextStr {
+ union {
+ PRUint64 w[80]; /* message schedule, input buffer, plus 64 words */
+ PRUint32 l[160];
+ PRUint8 b[640];
+ } u;
+ PRUint64 h[8]; /* 8 state variables */
+ PRUint64 sizeLo; /* 64-bit count of hashed bytes. */
+};
+
+/* =========== SHA512 implementation ===================================== */
+
+/* SHA-512 initial hash values */
+static const PRUint64 H512[8] = {
+#if PR_BYTES_PER_LONG == 8
+ 0x6a09e667f3bcc908UL , 0xbb67ae8584caa73bUL ,
+ 0x3c6ef372fe94f82bUL , 0xa54ff53a5f1d36f1UL ,
+ 0x510e527fade682d1UL , 0x9b05688c2b3e6c1fUL ,
+ 0x1f83d9abfb41bd6bUL , 0x5be0cd19137e2179UL
+#else
+ ULLC(6a09e667,f3bcc908), ULLC(bb67ae85,84caa73b),
+ ULLC(3c6ef372,fe94f82b), ULLC(a54ff53a,5f1d36f1),
+ ULLC(510e527f,ade682d1), ULLC(9b05688c,2b3e6c1f),
+ ULLC(1f83d9ab,fb41bd6b), ULLC(5be0cd19,137e2179)
+#endif
+};
+
+
+SHA512Context *
+SHA512_NewContext(void)
+{
+ SHA512Context *ctx = PORT_New(SHA512Context);
+ return ctx;
+}
+
+void
+SHA512_DestroyContext(SHA512Context *ctx, PRBool freeit)
+{
+ if (freeit) {
+ PORT_ZFree(ctx, sizeof *ctx);
+ }
+}
+
+void
+SHA512_Begin(SHA512Context *ctx)
+{
+ memset(ctx, 0, sizeof *ctx);
+ memcpy(H, H512, sizeof H512);
+}
+
+#if defined(SHA512_TRACE)
+#if defined(HAVE_LONG_LONG)
+#define DUMP(n,a,d,e,h) printf(" t = %2d, %s = %016lx, %s = %016lx\n", \
+ n, #e, d, #a, h);
+#else
+#define DUMP(n,a,d,e,h) printf(" t = %2d, %s = %08x%08x, %s = %08x%08x\n", \
+ n, #e, d.hi, d.lo, #a, h.hi, h.lo);
+#endif
+#else
+#define DUMP(n,a,d,e,h)
+#endif
+
+#if defined(HAVE_LONG_LONG)
+
+#define ADDTO(x,y) y += x
+
+#define INITW(t) W[t] = (s1(W[t-2]) + W[t-7] + s0(W[t-15]) + W[t-16])
+
+#define ROUND(n,a,b,c,d,e,f,g,h) \
+ h += S1(e) + Ch(e,f,g) + K512[n] + W[n]; \
+ d += h; \
+ h += S0(a) + Maj(a,b,c); \
+ DUMP(n,a,d,e,h)
+
+#else /* use only 32-bit variables, and don't unroll loops */
+
+#undef NOUNROLL512
+#define NOUNROLL512 1
+
+#define ADDTO(x,y) y.lo += x.lo; y.hi += x.hi + (x.lo > y.lo)
+
+#define ROTR64a(x,n,lo,hi) (x.lo >> n | x.hi << (32-n))
+#define ROTR64A(x,n,lo,hi) (x.lo << (64-n) | x.hi >> (n-32))
+#define SHR64a(x,n,lo,hi) (x.lo >> n | x.hi << (32-n))
+
+/* Capitol Sigma and lower case sigma functions */
+#define s0lo(x) (ROTR64a(x,1,lo,hi) ^ ROTR64a(x,8,lo,hi) ^ SHR64a(x,7,lo,hi))
+#define s0hi(x) (ROTR64a(x,1,hi,lo) ^ ROTR64a(x,8,hi,lo) ^ (x.hi >> 7))
+
+#define s1lo(x) (ROTR64a(x,19,lo,hi) ^ ROTR64A(x,61,lo,hi) ^ SHR64a(x,6,lo,hi))
+#define s1hi(x) (ROTR64a(x,19,hi,lo) ^ ROTR64A(x,61,hi,lo) ^ (x.hi >> 6))
+
+#define S0lo(x)(ROTR64a(x,28,lo,hi) ^ ROTR64A(x,34,lo,hi) ^ ROTR64A(x,39,lo,hi))
+#define S0hi(x)(ROTR64a(x,28,hi,lo) ^ ROTR64A(x,34,hi,lo) ^ ROTR64A(x,39,hi,lo))
+
+#define S1lo(x)(ROTR64a(x,14,lo,hi) ^ ROTR64a(x,18,lo,hi) ^ ROTR64A(x,41,lo,hi))
+#define S1hi(x)(ROTR64a(x,14,hi,lo) ^ ROTR64a(x,18,hi,lo) ^ ROTR64A(x,41,hi,lo))
+
+/* 32-bit versions of Ch and Maj */
+#define Chxx(x,y,z,lo) ((x.lo & y.lo) ^ (~x.lo & z.lo))
+#define Majx(x,y,z,lo) ((x.lo & y.lo) ^ (x.lo & z.lo) ^ (y.lo & z.lo))
+
+#define INITW(t) \
+ do { \
+ PRUint32 lo, tm; \
+ PRUint32 cy = 0; \
+ lo = s1lo(W[t-2]); \
+ lo += (tm = W[t-7].lo); if (lo < tm) cy++; \
+ lo += (tm = s0lo(W[t-15])); if (lo < tm) cy++; \
+ lo += (tm = W[t-16].lo); if (lo < tm) cy++; \
+ W[t].lo = lo; \
+ W[t].hi = cy + s1hi(W[t-2]) + W[t-7].hi + s0hi(W[t-15]) + W[t-16].hi; \
+ } while (0)
+
+#define ROUND(n,a,b,c,d,e,f,g,h) \
+ { \
+ PRUint32 lo, tm, cy; \
+ lo = S1lo(e); \
+ lo += (tm = Chxx(e,f,g,lo)); cy = (lo < tm); \
+ lo += (tm = K512[n].lo); if (lo < tm) cy++; \
+ lo += (tm = W[n].lo); if (lo < tm) cy++; \
+ h.lo += lo; if (h.lo < lo) cy++; \
+ h.hi += cy + S1hi(e) + Chxx(e,f,g,hi) + K512[n].hi + W[n].hi; \
+ d.lo += h.lo; \
+ d.hi += h.hi + (d.lo < h.lo); \
+ lo = S0lo(a); \
+ lo += (tm = Majx(a,b,c,lo)); cy = (lo < tm); \
+ h.lo += lo; if (h.lo < lo) cy++; \
+ h.hi += cy + S0hi(a) + Majx(a,b,c,hi); \
+ DUMP(n,a,d,e,h) \
+ }
+#endif
+
+static void
+SHA512_Compress(SHA512Context *ctx)
+{
+#if defined(IS_LITTLE_ENDIAN)
+ {
+#if defined(HAVE_LONG_LONG)
+ PRUint64 t1;
+#else
+ PRUint32 t1;
+#endif
+ BYTESWAP8(W[0]);
+ BYTESWAP8(W[1]);
+ BYTESWAP8(W[2]);
+ BYTESWAP8(W[3]);
+ BYTESWAP8(W[4]);
+ BYTESWAP8(W[5]);
+ BYTESWAP8(W[6]);
+ BYTESWAP8(W[7]);
+ BYTESWAP8(W[8]);
+ BYTESWAP8(W[9]);
+ BYTESWAP8(W[10]);
+ BYTESWAP8(W[11]);
+ BYTESWAP8(W[12]);
+ BYTESWAP8(W[13]);
+ BYTESWAP8(W[14]);
+ BYTESWAP8(W[15]);
+ }
+#endif
+
+ {
+ PRUint64 t1, t2;
+#ifdef NOUNROLL512
+ {
+ /* prepare the "message schedule" */
+ int t;
+ for (t = 16; t < 80; ++t) {
+ INITW(t);
+ }
+ }
+#else
+ INITW(16);
+ INITW(17);
+ INITW(18);
+ INITW(19);
+
+ INITW(20);
+ INITW(21);
+ INITW(22);
+ INITW(23);
+ INITW(24);
+ INITW(25);
+ INITW(26);
+ INITW(27);
+ INITW(28);
+ INITW(29);
+
+ INITW(30);
+ INITW(31);
+ INITW(32);
+ INITW(33);
+ INITW(34);
+ INITW(35);
+ INITW(36);
+ INITW(37);
+ INITW(38);
+ INITW(39);
+
+ INITW(40);
+ INITW(41);
+ INITW(42);
+ INITW(43);
+ INITW(44);
+ INITW(45);
+ INITW(46);
+ INITW(47);
+ INITW(48);
+ INITW(49);
+
+ INITW(50);
+ INITW(51);
+ INITW(52);
+ INITW(53);
+ INITW(54);
+ INITW(55);
+ INITW(56);
+ INITW(57);
+ INITW(58);
+ INITW(59);
+
+ INITW(60);
+ INITW(61);
+ INITW(62);
+ INITW(63);
+ INITW(64);
+ INITW(65);
+ INITW(66);
+ INITW(67);
+ INITW(68);
+ INITW(69);
+
+ INITW(70);
+ INITW(71);
+ INITW(72);
+ INITW(73);
+ INITW(74);
+ INITW(75);
+ INITW(76);
+ INITW(77);
+ INITW(78);
+ INITW(79);
+#endif
+ }
+#ifdef SHA512_TRACE
+ {
+ int i;
+ for (i = 0; i < 80; ++i) {
+#ifdef HAVE_LONG_LONG
+ printf("W[%2d] = %016lx\n", i, W[i]);
+#else
+ printf("W[%2d] = %08x%08x\n", i, W[i].hi, W[i].lo);
+#endif
+ }
+ }
+#endif
+ {
+ PRUint64 a, b, c, d, e, f, g, h;
+
+ a = H[0];
+ b = H[1];
+ c = H[2];
+ d = H[3];
+ e = H[4];
+ f = H[5];
+ g = H[6];
+ h = H[7];
+
+#ifdef NOUNROLL512
+ {
+ int t;
+ for (t = 0; t < 80; t+= 8) {
+ ROUND(t+0,a,b,c,d,e,f,g,h)
+ ROUND(t+1,h,a,b,c,d,e,f,g)
+ ROUND(t+2,g,h,a,b,c,d,e,f)
+ ROUND(t+3,f,g,h,a,b,c,d,e)
+ ROUND(t+4,e,f,g,h,a,b,c,d)
+ ROUND(t+5,d,e,f,g,h,a,b,c)
+ ROUND(t+6,c,d,e,f,g,h,a,b)
+ ROUND(t+7,b,c,d,e,f,g,h,a)
+ }
+ }
+#else
+ ROUND( 0,a,b,c,d,e,f,g,h)
+ ROUND( 1,h,a,b,c,d,e,f,g)
+ ROUND( 2,g,h,a,b,c,d,e,f)
+ ROUND( 3,f,g,h,a,b,c,d,e)
+ ROUND( 4,e,f,g,h,a,b,c,d)
+ ROUND( 5,d,e,f,g,h,a,b,c)
+ ROUND( 6,c,d,e,f,g,h,a,b)
+ ROUND( 7,b,c,d,e,f,g,h,a)
+
+ ROUND( 8,a,b,c,d,e,f,g,h)
+ ROUND( 9,h,a,b,c,d,e,f,g)
+ ROUND(10,g,h,a,b,c,d,e,f)
+ ROUND(11,f,g,h,a,b,c,d,e)
+ ROUND(12,e,f,g,h,a,b,c,d)
+ ROUND(13,d,e,f,g,h,a,b,c)
+ ROUND(14,c,d,e,f,g,h,a,b)
+ ROUND(15,b,c,d,e,f,g,h,a)
+
+ ROUND(16,a,b,c,d,e,f,g,h)
+ ROUND(17,h,a,b,c,d,e,f,g)
+ ROUND(18,g,h,a,b,c,d,e,f)
+ ROUND(19,f,g,h,a,b,c,d,e)
+ ROUND(20,e,f,g,h,a,b,c,d)
+ ROUND(21,d,e,f,g,h,a,b,c)
+ ROUND(22,c,d,e,f,g,h,a,b)
+ ROUND(23,b,c,d,e,f,g,h,a)
+
+ ROUND(24,a,b,c,d,e,f,g,h)
+ ROUND(25,h,a,b,c,d,e,f,g)
+ ROUND(26,g,h,a,b,c,d,e,f)
+ ROUND(27,f,g,h,a,b,c,d,e)
+ ROUND(28,e,f,g,h,a,b,c,d)
+ ROUND(29,d,e,f,g,h,a,b,c)
+ ROUND(30,c,d,e,f,g,h,a,b)
+ ROUND(31,b,c,d,e,f,g,h,a)
+
+ ROUND(32,a,b,c,d,e,f,g,h)
+ ROUND(33,h,a,b,c,d,e,f,g)
+ ROUND(34,g,h,a,b,c,d,e,f)
+ ROUND(35,f,g,h,a,b,c,d,e)
+ ROUND(36,e,f,g,h,a,b,c,d)
+ ROUND(37,d,e,f,g,h,a,b,c)
+ ROUND(38,c,d,e,f,g,h,a,b)
+ ROUND(39,b,c,d,e,f,g,h,a)
+
+ ROUND(40,a,b,c,d,e,f,g,h)
+ ROUND(41,h,a,b,c,d,e,f,g)
+ ROUND(42,g,h,a,b,c,d,e,f)
+ ROUND(43,f,g,h,a,b,c,d,e)
+ ROUND(44,e,f,g,h,a,b,c,d)
+ ROUND(45,d,e,f,g,h,a,b,c)
+ ROUND(46,c,d,e,f,g,h,a,b)
+ ROUND(47,b,c,d,e,f,g,h,a)
+
+ ROUND(48,a,b,c,d,e,f,g,h)
+ ROUND(49,h,a,b,c,d,e,f,g)
+ ROUND(50,g,h,a,b,c,d,e,f)
+ ROUND(51,f,g,h,a,b,c,d,e)
+ ROUND(52,e,f,g,h,a,b,c,d)
+ ROUND(53,d,e,f,g,h,a,b,c)
+ ROUND(54,c,d,e,f,g,h,a,b)
+ ROUND(55,b,c,d,e,f,g,h,a)
+
+ ROUND(56,a,b,c,d,e,f,g,h)
+ ROUND(57,h,a,b,c,d,e,f,g)
+ ROUND(58,g,h,a,b,c,d,e,f)
+ ROUND(59,f,g,h,a,b,c,d,e)
+ ROUND(60,e,f,g,h,a,b,c,d)
+ ROUND(61,d,e,f,g,h,a,b,c)
+ ROUND(62,c,d,e,f,g,h,a,b)
+ ROUND(63,b,c,d,e,f,g,h,a)
+
+ ROUND(64,a,b,c,d,e,f,g,h)
+ ROUND(65,h,a,b,c,d,e,f,g)
+ ROUND(66,g,h,a,b,c,d,e,f)
+ ROUND(67,f,g,h,a,b,c,d,e)
+ ROUND(68,e,f,g,h,a,b,c,d)
+ ROUND(69,d,e,f,g,h,a,b,c)
+ ROUND(70,c,d,e,f,g,h,a,b)
+ ROUND(71,b,c,d,e,f,g,h,a)
+
+ ROUND(72,a,b,c,d,e,f,g,h)
+ ROUND(73,h,a,b,c,d,e,f,g)
+ ROUND(74,g,h,a,b,c,d,e,f)
+ ROUND(75,f,g,h,a,b,c,d,e)
+ ROUND(76,e,f,g,h,a,b,c,d)
+ ROUND(77,d,e,f,g,h,a,b,c)
+ ROUND(78,c,d,e,f,g,h,a,b)
+ ROUND(79,b,c,d,e,f,g,h,a)
+#endif
+
+ ADDTO(a,H[0]);
+ ADDTO(b,H[1]);
+ ADDTO(c,H[2]);
+ ADDTO(d,H[3]);
+ ADDTO(e,H[4]);
+ ADDTO(f,H[5]);
+ ADDTO(g,H[6]);
+ ADDTO(h,H[7]);
+ }
+}
+
+void
+SHA512_Update(SHA512Context *ctx, const unsigned char *input,
+ unsigned int inputLen)
+{
+ unsigned int inBuf;
+ if (!inputLen)
+ return;
+
+#if defined(HAVE_LONG_LONG)
+ inBuf = (unsigned int)ctx->sizeLo & 0x7f;
+ /* Add inputLen into the count of bytes processed, before processing */
+ ctx->sizeLo += inputLen;
+#else
+ inBuf = (unsigned int)ctx->sizeLo.lo & 0x7f;
+ ctx->sizeLo.lo += inputLen;
+ if (ctx->sizeLo.lo < inputLen) ctx->sizeLo.hi++;
+#endif
+
+ /* if data already in buffer, attemp to fill rest of buffer */
+ if (inBuf) {
+ unsigned int todo = SHA512_BLOCK_LENGTH - inBuf;
+ if (inputLen < todo)
+ todo = inputLen;
+ memcpy(B + inBuf, input, todo);
+ input += todo;
+ inputLen -= todo;
+ if (inBuf + todo == SHA512_BLOCK_LENGTH)
+ SHA512_Compress(ctx);
+ }
+
+ /* if enough data to fill one or more whole buffers, process them. */
+ while (inputLen >= SHA512_BLOCK_LENGTH) {
+ memcpy(B, input, SHA512_BLOCK_LENGTH);
+ input += SHA512_BLOCK_LENGTH;
+ inputLen -= SHA512_BLOCK_LENGTH;
+ SHA512_Compress(ctx);
+ }
+ /* if data left over, fill it into buffer */
+ if (inputLen)
+ memcpy(B, input, inputLen);
+}
+
+void
+SHA512_End(SHA512Context *ctx, unsigned char *digest,
+ unsigned int *digestLen, unsigned int maxDigestLen)
+{
+#if defined(HAVE_LONG_LONG)
+ unsigned int inBuf = (unsigned int)ctx->sizeLo & 0x7f;
+ unsigned int padLen = (inBuf < 112) ? (112 - inBuf) : (112 + 128 - inBuf);
+ PRUint64 lo, t1;
+ lo = (ctx->sizeLo << 3);
+#else
+ unsigned int inBuf = (unsigned int)ctx->sizeLo.lo & 0x7f;
+ unsigned int padLen = (inBuf < 112) ? (112 - inBuf) : (112 + 128 - inBuf);
+ PRUint64 lo = ctx->sizeLo;
+ PRUint32 t1;
+ lo.lo <<= 3;
+#endif
+
+ SHA512_Update(ctx, pad, padLen);
+
+#if defined(HAVE_LONG_LONG)
+ W[14] = 0;
+#else
+ W[14].lo = 0;
+ W[14].hi = 0;
+#endif
+
+ W[15] = lo;
+#if defined(IS_LITTLE_ENDIAN)
+ BYTESWAP8(W[15]);
+#endif
+ SHA512_Compress(ctx);
+
+ /* now output the answer */
+#if defined(IS_LITTLE_ENDIAN)
+ BYTESWAP8(H[0]);
+ BYTESWAP8(H[1]);
+ BYTESWAP8(H[2]);
+ BYTESWAP8(H[3]);
+ BYTESWAP8(H[4]);
+ BYTESWAP8(H[5]);
+ BYTESWAP8(H[6]);
+ BYTESWAP8(H[7]);
+#endif
+ padLen = PR_MIN(SHA512_LENGTH, maxDigestLen);
+ memcpy(digest, H, padLen);
+ if (digestLen)
+ *digestLen = padLen;
+}
+
+SECStatus
+SHA512_HashBuf(unsigned char *dest, const unsigned char *src,
+ unsigned int src_length)
+{
+ SHA512Context ctx;
+ unsigned int outLen;
+
+ SHA512_Begin(&ctx);
+ SHA512_Update(&ctx, src, src_length);
+ SHA512_End(&ctx, dest, &outLen, SHA512_LENGTH);
+
+ return SECSuccess;
+}
+
+
+SECStatus
+SHA512_Hash(unsigned char *dest, const char *src)
+{
+ return SHA512_HashBuf(dest, (const unsigned char *)src, PORT_Strlen(src));
+}
+
+
+void SHA512_TraceState(SHA512Context *ctx) { }
+
+unsigned int
+SHA512_FlattenSize(SHA512Context *ctx)
+{
+ return sizeof *ctx;
+}
+
+SECStatus
+SHA512_Flatten(SHA512Context *ctx,unsigned char *space)
+{
+ PORT_Memcpy(space, ctx, sizeof *ctx);
+ return SECSuccess;
+}
+
+SHA512Context *
+SHA512_Resurrect(unsigned char *space, void *arg)
+{
+ SHA512Context *ctx = SHA512_NewContext();
+ if (ctx)
+ PORT_Memcpy(ctx, space, sizeof *ctx);
+ return ctx;
+}
+
+void SHA512_Clone(SHA512Context *dest, SHA512Context *src)
+{
+ memcpy(dest, src, sizeof *dest);
+}
+
+/* ======================================================================= */
+/* SHA384 uses a SHA512Context as the real context.
+** The only differences between SHA384 an SHA512 are:
+** a) the intialization values for the context, and
+** b) the number of bytes of data produced as output.
+*/
+
+/* SHA-384 initial hash values */
+static const PRUint64 H384[8] = {
+#if PR_BYTES_PER_LONG == 8
+ 0xcbbb9d5dc1059ed8UL , 0x629a292a367cd507UL ,
+ 0x9159015a3070dd17UL , 0x152fecd8f70e5939UL ,
+ 0x67332667ffc00b31UL , 0x8eb44a8768581511UL ,
+ 0xdb0c2e0d64f98fa7UL , 0x47b5481dbefa4fa4UL
+#else
+ ULLC(cbbb9d5d,c1059ed8), ULLC(629a292a,367cd507),
+ ULLC(9159015a,3070dd17), ULLC(152fecd8,f70e5939),
+ ULLC(67332667,ffc00b31), ULLC(8eb44a87,68581511),
+ ULLC(db0c2e0d,64f98fa7), ULLC(47b5481d,befa4fa4)
+#endif
+};
+
+SHA384Context *
+SHA384_NewContext(void)
+{
+ return SHA512_NewContext();
+}
+
+void
+SHA384_DestroyContext(SHA384Context *ctx, PRBool freeit)
+{
+ SHA512_DestroyContext(ctx, freeit);
+}
+
+void
+SHA384_Begin(SHA384Context *ctx)
+{
+ memset(ctx, 0, sizeof *ctx);
+ memcpy(H, H384, sizeof H384);
+}
+
+void
+SHA384_Update(SHA384Context *ctx, const unsigned char *input,
+ unsigned int inputLen)
+{
+ SHA512_Update(ctx, input, inputLen);
+}
+
+void
+SHA384_End(SHA384Context *ctx, unsigned char *digest,
+ unsigned int *digestLen, unsigned int maxDigestLen)
+{
+#define SHA_MIN(a,b) (a < b ? a : b)
+ unsigned int maxLen = SHA_MIN(maxDigestLen, SHA384_LENGTH);
+ SHA512_End(ctx, digest, digestLen, maxLen);
+}
+
+SECStatus
+SHA384_HashBuf(unsigned char *dest, const unsigned char *src,
+ unsigned int src_length)
+{
+ SHA512Context ctx;
+ unsigned int outLen;
+
+ SHA384_Begin(&ctx);
+ SHA512_Update(&ctx, src, src_length);
+ SHA512_End(&ctx, dest, &outLen, SHA384_LENGTH);
+
+ return SECSuccess;
+}
+
+SECStatus
+SHA384_Hash(unsigned char *dest, const char *src)
+{
+ return SHA384_HashBuf(dest, (const unsigned char *)src, PORT_Strlen(src));
+}
+
+void SHA384_TraceState(SHA384Context *ctx) { }
+
+unsigned int
+SHA384_FlattenSize(SHA384Context *ctx)
+{
+ return sizeof(SHA384Context);
+}
+
+SECStatus
+SHA384_Flatten(SHA384Context *ctx,unsigned char *space)
+{
+ return SHA512_Flatten(ctx, space);
+}
+
+SHA384Context *
+SHA384_Resurrect(unsigned char *space, void *arg)
+{
+ return SHA512_Resurrect(space, arg);
+}
+
+void SHA384_Clone(SHA384Context *dest, SHA384Context *src)
+{
+ memcpy(dest, src, sizeof *dest);
+}
+#endif /* Comment out unused code. */
+
+/* ======================================================================= */
+#ifdef SELFTEST
+#include <stdio.h>
+
+static const char abc[] = { "abc" };
+static const char abcdbc[] = {
+ "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"
+};
+static const char abcdef[] = {
+ "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn"
+ "hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu"
+};
+
+void
+dumpHash32(const unsigned char *buf, unsigned int bufLen)
+{
+ unsigned int i;
+ for (i = 0; i < bufLen; i += 4) {
+ printf(" %02x%02x%02x%02x", buf[i], buf[i+1], buf[i+2], buf[i+3]);
+ }
+ printf("\n");
+}
+
+void test256(void)
+{
+ unsigned char outBuf[SHA256_LENGTH];
+
+ printf("SHA256, input = %s\n", abc);
+ SHA256_Hash(outBuf, abc);
+ dumpHash32(outBuf, sizeof outBuf);
+
+ printf("SHA256, input = %s\n", abcdbc);
+ SHA256_Hash(outBuf, abcdbc);
+ dumpHash32(outBuf, sizeof outBuf);
+}
+
+void
+dumpHash64(const unsigned char *buf, unsigned int bufLen)
+{
+ unsigned int i;
+ for (i = 0; i < bufLen; i += 8) {
+ if (i % 32 == 0)
+ printf("\n");
+ printf(" %02x%02x%02x%02x%02x%02x%02x%02x",
+ buf[i ], buf[i+1], buf[i+2], buf[i+3],
+ buf[i+4], buf[i+5], buf[i+6], buf[i+7]);
+ }
+ printf("\n");
+}
+
+void test512(void)
+{
+ unsigned char outBuf[SHA512_LENGTH];
+
+ printf("SHA512, input = %s\n", abc);
+ SHA512_Hash(outBuf, abc);
+ dumpHash64(outBuf, sizeof outBuf);
+
+ printf("SHA512, input = %s\n", abcdef);
+ SHA512_Hash(outBuf, abcdef);
+ dumpHash64(outBuf, sizeof outBuf);
+}
+
+void time512(void)
+{
+ unsigned char outBuf[SHA512_LENGTH];
+
+ SHA512_Hash(outBuf, abc);
+ SHA512_Hash(outBuf, abcdef);
+}
+
+void test384(void)
+{
+ unsigned char outBuf[SHA384_LENGTH];
+
+ printf("SHA384, input = %s\n", abc);
+ SHA384_Hash(outBuf, abc);
+ dumpHash64(outBuf, sizeof outBuf);
+
+ printf("SHA384, input = %s\n", abcdef);
+ SHA384_Hash(outBuf, abcdef);
+ dumpHash64(outBuf, sizeof outBuf);
+}
+
+int main (int argc, char *argv[], char *envp[])
+{
+ int i = 1;
+ if (argc > 1) {
+ i = atoi(argv[1]);
+ }
+ if (i < 2) {
+ test256();
+ test512();
+ test384();
+ } else {
+ while (i-- > 0) {
+ time512();
+ }
+ printf("done\n");
+ }
+ return 0;
+}
+
+#endif
Property changes on: crypto\third_party\nss\sha512.cc
___________________________________________________________________
Added: svn:eol-style
+ LF
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