+++ /dev/null
-/* $OpenBSD: sha_local.h,v 1.1 2022/11/26 16:08:54 tb Exp $ */
-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
- *
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
- */
-
-#include <stdlib.h>
-#include <string.h>
-
-#include <openssl/opensslconf.h>
-#include <openssl/sha.h>
-
-#define DATA_ORDER_IS_BIG_ENDIAN
-
-#define HASH_LONG SHA_LONG
-#define HASH_CTX SHA_CTX
-#define HASH_CBLOCK SHA_CBLOCK
-#define HASH_MAKE_STRING(c,s) do { \
- unsigned long ll; \
- ll=(c)->h0; HOST_l2c(ll,(s)); \
- ll=(c)->h1; HOST_l2c(ll,(s)); \
- ll=(c)->h2; HOST_l2c(ll,(s)); \
- ll=(c)->h3; HOST_l2c(ll,(s)); \
- ll=(c)->h4; HOST_l2c(ll,(s)); \
- } while (0)
-
-# define HASH_UPDATE SHA1_Update
-# define HASH_TRANSFORM SHA1_Transform
-# define HASH_FINAL SHA1_Final
-# define HASH_INIT SHA1_Init
-# define HASH_BLOCK_DATA_ORDER sha1_block_data_order
-# define Xupdate(a,ix,ia,ib,ic,id) ( (a)=(ia^ib^ic^id), \
- ix=(a)=ROTATE((a),1) \
- )
-
-__BEGIN_HIDDEN_DECLS
-
-#ifndef SHA1_ASM
-static
-#endif
-
-void sha1_block_data_order (SHA_CTX *c, const void *p,size_t num);
-
-__END_HIDDEN_DECLS
-
-#include "md32_common.h"
-
-#define INIT_DATA_h0 0x67452301UL
-#define INIT_DATA_h1 0xefcdab89UL
-#define INIT_DATA_h2 0x98badcfeUL
-#define INIT_DATA_h3 0x10325476UL
-#define INIT_DATA_h4 0xc3d2e1f0UL
-
-int SHA1_Init(SHA_CTX *c)
- {
- memset (c,0,sizeof(*c));
- c->h0=INIT_DATA_h0;
- c->h1=INIT_DATA_h1;
- c->h2=INIT_DATA_h2;
- c->h3=INIT_DATA_h3;
- c->h4=INIT_DATA_h4;
- return 1;
- }
-
-#define K_00_19 0x5a827999UL
-#define K_20_39 0x6ed9eba1UL
-#define K_40_59 0x8f1bbcdcUL
-#define K_60_79 0xca62c1d6UL
-
-/* As pointed out by Wei Dai <weidai@eskimo.com>, F() below can be
- * simplified to the code in F_00_19. Wei attributes these optimisations
- * to Peter Gutmann's SHS code, and he attributes it to Rich Schroeppel.
- * #define F(x,y,z) (((x) & (y)) | ((~(x)) & (z)))
- * I've just become aware of another tweak to be made, again from Wei Dai,
- * in F_40_59, (x&a)|(y&a) -> (x|y)&a
- */
-#define F_00_19(b,c,d) ((((c) ^ (d)) & (b)) ^ (d))
-#define F_20_39(b,c,d) ((b) ^ (c) ^ (d))
-#define F_40_59(b,c,d) (((b) & (c)) | (((b)|(c)) & (d)))
-#define F_60_79(b,c,d) F_20_39(b,c,d)
-
-#ifndef OPENSSL_SMALL_FOOTPRINT
-
-#define BODY_00_15(i,a,b,c,d,e,f,xi) \
- (f)=xi+(e)+K_00_19+ROTATE((a),5)+F_00_19((b),(c),(d)); \
- (b)=ROTATE((b),30);
-
-#define BODY_16_19(i,a,b,c,d,e,f,xi,xa,xb,xc,xd) \
- Xupdate(f,xi,xa,xb,xc,xd); \
- (f)+=(e)+K_00_19+ROTATE((a),5)+F_00_19((b),(c),(d)); \
- (b)=ROTATE((b),30);
-
-#define BODY_20_31(i,a,b,c,d,e,f,xi,xa,xb,xc,xd) \
- Xupdate(f,xi,xa,xb,xc,xd); \
- (f)+=(e)+K_20_39+ROTATE((a),5)+F_20_39((b),(c),(d)); \
- (b)=ROTATE((b),30);
-
-#define BODY_32_39(i,a,b,c,d,e,f,xa,xb,xc,xd) \
- Xupdate(f,xa,xa,xb,xc,xd); \
- (f)+=(e)+K_20_39+ROTATE((a),5)+F_20_39((b),(c),(d)); \
- (b)=ROTATE((b),30);
-
-#define BODY_40_59(i,a,b,c,d,e,f,xa,xb,xc,xd) \
- Xupdate(f,xa,xa,xb,xc,xd); \
- (f)+=(e)+K_40_59+ROTATE((a),5)+F_40_59((b),(c),(d)); \
- (b)=ROTATE((b),30);
-
-#define BODY_60_79(i,a,b,c,d,e,f,xa,xb,xc,xd) \
- Xupdate(f,xa,xa,xb,xc,xd); \
- (f)=xa+(e)+K_60_79+ROTATE((a),5)+F_60_79((b),(c),(d)); \
- (b)=ROTATE((b),30);
-
-#ifdef X
-#undef X
-#endif
-#ifndef MD32_XARRAY
- /*
- * Originally X was an array. As it's automatic it's natural
- * to expect RISC compiler to accommodate at least part of it in
- * the register bank, isn't it? Unfortunately not all compilers
- * "find" this expectation reasonable:-( On order to make such
- * compilers generate better code I replace X[] with a bunch of
- * X0, X1, etc. See the function body below...
- * <appro@fy.chalmers.se>
- */
-# define X(i) XX##i
-#else
- /*
- * However! Some compilers (most notably HP C) get overwhelmed by
- * that many local variables so that we have to have the way to
- * fall down to the original behavior.
- */
-# define X(i) XX[i]
-#endif
-
-#if !defined(SHA1_ASM)
-#include <endian.h>
-static void HASH_BLOCK_DATA_ORDER (SHA_CTX *c, const void *p, size_t num)
- {
- const unsigned char *data=p;
- unsigned MD32_REG_T A,B,C,D,E,T,l;
-#ifndef MD32_XARRAY
- unsigned MD32_REG_T XX0, XX1, XX2, XX3, XX4, XX5, XX6, XX7,
- XX8, XX9,XX10,XX11,XX12,XX13,XX14,XX15;
-#else
- SHA_LONG XX[16];
-#endif
-
- A=c->h0;
- B=c->h1;
- C=c->h2;
- D=c->h3;
- E=c->h4;
-
- for (;;)
- {
-
- if (BYTE_ORDER != LITTLE_ENDIAN &&
- sizeof(SHA_LONG)==4 && ((size_t)p%4)==0)
- {
- const SHA_LONG *W=(const SHA_LONG *)data;
-
- X( 0) = W[0]; X( 1) = W[ 1];
- BODY_00_15( 0,A,B,C,D,E,T,X( 0)); X( 2) = W[ 2];
- BODY_00_15( 1,T,A,B,C,D,E,X( 1)); X( 3) = W[ 3];
- BODY_00_15( 2,E,T,A,B,C,D,X( 2)); X( 4) = W[ 4];
- BODY_00_15( 3,D,E,T,A,B,C,X( 3)); X( 5) = W[ 5];
- BODY_00_15( 4,C,D,E,T,A,B,X( 4)); X( 6) = W[ 6];
- BODY_00_15( 5,B,C,D,E,T,A,X( 5)); X( 7) = W[ 7];
- BODY_00_15( 6,A,B,C,D,E,T,X( 6)); X( 8) = W[ 8];
- BODY_00_15( 7,T,A,B,C,D,E,X( 7)); X( 9) = W[ 9];
- BODY_00_15( 8,E,T,A,B,C,D,X( 8)); X(10) = W[10];
- BODY_00_15( 9,D,E,T,A,B,C,X( 9)); X(11) = W[11];
- BODY_00_15(10,C,D,E,T,A,B,X(10)); X(12) = W[12];
- BODY_00_15(11,B,C,D,E,T,A,X(11)); X(13) = W[13];
- BODY_00_15(12,A,B,C,D,E,T,X(12)); X(14) = W[14];
- BODY_00_15(13,T,A,B,C,D,E,X(13)); X(15) = W[15];
- BODY_00_15(14,E,T,A,B,C,D,X(14));
- BODY_00_15(15,D,E,T,A,B,C,X(15));
-
- data += SHA_CBLOCK;
- }
- else
- {
- HOST_c2l(data,l); X( 0)=l; HOST_c2l(data,l); X( 1)=l;
- BODY_00_15( 0,A,B,C,D,E,T,X( 0)); HOST_c2l(data,l); X( 2)=l;
- BODY_00_15( 1,T,A,B,C,D,E,X( 1)); HOST_c2l(data,l); X( 3)=l;
- BODY_00_15( 2,E,T,A,B,C,D,X( 2)); HOST_c2l(data,l); X( 4)=l;
- BODY_00_15( 3,D,E,T,A,B,C,X( 3)); HOST_c2l(data,l); X( 5)=l;
- BODY_00_15( 4,C,D,E,T,A,B,X( 4)); HOST_c2l(data,l); X( 6)=l;
- BODY_00_15( 5,B,C,D,E,T,A,X( 5)); HOST_c2l(data,l); X( 7)=l;
- BODY_00_15( 6,A,B,C,D,E,T,X( 6)); HOST_c2l(data,l); X( 8)=l;
- BODY_00_15( 7,T,A,B,C,D,E,X( 7)); HOST_c2l(data,l); X( 9)=l;
- BODY_00_15( 8,E,T,A,B,C,D,X( 8)); HOST_c2l(data,l); X(10)=l;
- BODY_00_15( 9,D,E,T,A,B,C,X( 9)); HOST_c2l(data,l); X(11)=l;
- BODY_00_15(10,C,D,E,T,A,B,X(10)); HOST_c2l(data,l); X(12)=l;
- BODY_00_15(11,B,C,D,E,T,A,X(11)); HOST_c2l(data,l); X(13)=l;
- BODY_00_15(12,A,B,C,D,E,T,X(12)); HOST_c2l(data,l); X(14)=l;
- BODY_00_15(13,T,A,B,C,D,E,X(13)); HOST_c2l(data,l); X(15)=l;
- BODY_00_15(14,E,T,A,B,C,D,X(14));
- BODY_00_15(15,D,E,T,A,B,C,X(15));
- }
-
- BODY_16_19(16,C,D,E,T,A,B,X( 0),X( 0),X( 2),X( 8),X(13));
- BODY_16_19(17,B,C,D,E,T,A,X( 1),X( 1),X( 3),X( 9),X(14));
- BODY_16_19(18,A,B,C,D,E,T,X( 2),X( 2),X( 4),X(10),X(15));
- BODY_16_19(19,T,A,B,C,D,E,X( 3),X( 3),X( 5),X(11),X( 0));
-
- BODY_20_31(20,E,T,A,B,C,D,X( 4),X( 4),X( 6),X(12),X( 1));
- BODY_20_31(21,D,E,T,A,B,C,X( 5),X( 5),X( 7),X(13),X( 2));
- BODY_20_31(22,C,D,E,T,A,B,X( 6),X( 6),X( 8),X(14),X( 3));
- BODY_20_31(23,B,C,D,E,T,A,X( 7),X( 7),X( 9),X(15),X( 4));
- BODY_20_31(24,A,B,C,D,E,T,X( 8),X( 8),X(10),X( 0),X( 5));
- BODY_20_31(25,T,A,B,C,D,E,X( 9),X( 9),X(11),X( 1),X( 6));
- BODY_20_31(26,E,T,A,B,C,D,X(10),X(10),X(12),X( 2),X( 7));
- BODY_20_31(27,D,E,T,A,B,C,X(11),X(11),X(13),X( 3),X( 8));
- BODY_20_31(28,C,D,E,T,A,B,X(12),X(12),X(14),X( 4),X( 9));
- BODY_20_31(29,B,C,D,E,T,A,X(13),X(13),X(15),X( 5),X(10));
- BODY_20_31(30,A,B,C,D,E,T,X(14),X(14),X( 0),X( 6),X(11));
- BODY_20_31(31,T,A,B,C,D,E,X(15),X(15),X( 1),X( 7),X(12));
-
- BODY_32_39(32,E,T,A,B,C,D,X( 0),X( 2),X( 8),X(13));
- BODY_32_39(33,D,E,T,A,B,C,X( 1),X( 3),X( 9),X(14));
- BODY_32_39(34,C,D,E,T,A,B,X( 2),X( 4),X(10),X(15));
- BODY_32_39(35,B,C,D,E,T,A,X( 3),X( 5),X(11),X( 0));
- BODY_32_39(36,A,B,C,D,E,T,X( 4),X( 6),X(12),X( 1));
- BODY_32_39(37,T,A,B,C,D,E,X( 5),X( 7),X(13),X( 2));
- BODY_32_39(38,E,T,A,B,C,D,X( 6),X( 8),X(14),X( 3));
- BODY_32_39(39,D,E,T,A,B,C,X( 7),X( 9),X(15),X( 4));
-
- BODY_40_59(40,C,D,E,T,A,B,X( 8),X(10),X( 0),X( 5));
- BODY_40_59(41,B,C,D,E,T,A,X( 9),X(11),X( 1),X( 6));
- BODY_40_59(42,A,B,C,D,E,T,X(10),X(12),X( 2),X( 7));
- BODY_40_59(43,T,A,B,C,D,E,X(11),X(13),X( 3),X( 8));
- BODY_40_59(44,E,T,A,B,C,D,X(12),X(14),X( 4),X( 9));
- BODY_40_59(45,D,E,T,A,B,C,X(13),X(15),X( 5),X(10));
- BODY_40_59(46,C,D,E,T,A,B,X(14),X( 0),X( 6),X(11));
- BODY_40_59(47,B,C,D,E,T,A,X(15),X( 1),X( 7),X(12));
- BODY_40_59(48,A,B,C,D,E,T,X( 0),X( 2),X( 8),X(13));
- BODY_40_59(49,T,A,B,C,D,E,X( 1),X( 3),X( 9),X(14));
- BODY_40_59(50,E,T,A,B,C,D,X( 2),X( 4),X(10),X(15));
- BODY_40_59(51,D,E,T,A,B,C,X( 3),X( 5),X(11),X( 0));
- BODY_40_59(52,C,D,E,T,A,B,X( 4),X( 6),X(12),X( 1));
- BODY_40_59(53,B,C,D,E,T,A,X( 5),X( 7),X(13),X( 2));
- BODY_40_59(54,A,B,C,D,E,T,X( 6),X( 8),X(14),X( 3));
- BODY_40_59(55,T,A,B,C,D,E,X( 7),X( 9),X(15),X( 4));
- BODY_40_59(56,E,T,A,B,C,D,X( 8),X(10),X( 0),X( 5));
- BODY_40_59(57,D,E,T,A,B,C,X( 9),X(11),X( 1),X( 6));
- BODY_40_59(58,C,D,E,T,A,B,X(10),X(12),X( 2),X( 7));
- BODY_40_59(59,B,C,D,E,T,A,X(11),X(13),X( 3),X( 8));
-
- BODY_60_79(60,A,B,C,D,E,T,X(12),X(14),X( 4),X( 9));
- BODY_60_79(61,T,A,B,C,D,E,X(13),X(15),X( 5),X(10));
- BODY_60_79(62,E,T,A,B,C,D,X(14),X( 0),X( 6),X(11));
- BODY_60_79(63,D,E,T,A,B,C,X(15),X( 1),X( 7),X(12));
- BODY_60_79(64,C,D,E,T,A,B,X( 0),X( 2),X( 8),X(13));
- BODY_60_79(65,B,C,D,E,T,A,X( 1),X( 3),X( 9),X(14));
- BODY_60_79(66,A,B,C,D,E,T,X( 2),X( 4),X(10),X(15));
- BODY_60_79(67,T,A,B,C,D,E,X( 3),X( 5),X(11),X( 0));
- BODY_60_79(68,E,T,A,B,C,D,X( 4),X( 6),X(12),X( 1));
- BODY_60_79(69,D,E,T,A,B,C,X( 5),X( 7),X(13),X( 2));
- BODY_60_79(70,C,D,E,T,A,B,X( 6),X( 8),X(14),X( 3));
- BODY_60_79(71,B,C,D,E,T,A,X( 7),X( 9),X(15),X( 4));
- BODY_60_79(72,A,B,C,D,E,T,X( 8),X(10),X( 0),X( 5));
- BODY_60_79(73,T,A,B,C,D,E,X( 9),X(11),X( 1),X( 6));
- BODY_60_79(74,E,T,A,B,C,D,X(10),X(12),X( 2),X( 7));
- BODY_60_79(75,D,E,T,A,B,C,X(11),X(13),X( 3),X( 8));
- BODY_60_79(76,C,D,E,T,A,B,X(12),X(14),X( 4),X( 9));
- BODY_60_79(77,B,C,D,E,T,A,X(13),X(15),X( 5),X(10));
- BODY_60_79(78,A,B,C,D,E,T,X(14),X( 0),X( 6),X(11));
- BODY_60_79(79,T,A,B,C,D,E,X(15),X( 1),X( 7),X(12));
-
- c->h0=(c->h0+E)&0xffffffffL;
- c->h1=(c->h1+T)&0xffffffffL;
- c->h2=(c->h2+A)&0xffffffffL;
- c->h3=(c->h3+B)&0xffffffffL;
- c->h4=(c->h4+C)&0xffffffffL;
-
- if (--num == 0) break;
-
- A=c->h0;
- B=c->h1;
- C=c->h2;
- D=c->h3;
- E=c->h4;
-
- }
- }
-#endif
-
-#else /* OPENSSL_SMALL_FOOTPRINT */
-
-#define BODY_00_15(xi) do { \
- T=E+K_00_19+F_00_19(B,C,D); \
- E=D, D=C, C=ROTATE(B,30), B=A; \
- A=ROTATE(A,5)+T+xi; } while(0)
-
-#define BODY_16_19(xa,xb,xc,xd) do { \
- Xupdate(T,xa,xa,xb,xc,xd); \
- T+=E+K_00_19+F_00_19(B,C,D); \
- E=D, D=C, C=ROTATE(B,30), B=A; \
- A=ROTATE(A,5)+T; } while(0)
-
-#define BODY_20_39(xa,xb,xc,xd) do { \
- Xupdate(T,xa,xa,xb,xc,xd); \
- T+=E+K_20_39+F_20_39(B,C,D); \
- E=D, D=C, C=ROTATE(B,30), B=A; \
- A=ROTATE(A,5)+T; } while(0)
-
-#define BODY_40_59(xa,xb,xc,xd) do { \
- Xupdate(T,xa,xa,xb,xc,xd); \
- T+=E+K_40_59+F_40_59(B,C,D); \
- E=D, D=C, C=ROTATE(B,30), B=A; \
- A=ROTATE(A,5)+T; } while(0)
-
-#define BODY_60_79(xa,xb,xc,xd) do { \
- Xupdate(T,xa,xa,xb,xc,xd); \
- T=E+K_60_79+F_60_79(B,C,D); \
- E=D, D=C, C=ROTATE(B,30), B=A; \
- A=ROTATE(A,5)+T+xa; } while(0)
-
-#if !defined(SHA1_ASM)
-static void HASH_BLOCK_DATA_ORDER (SHA_CTX *c, const void *p, size_t num)
- {
- const unsigned char *data=p;
- unsigned MD32_REG_T A,B,C,D,E,T,l;
- int i;
- SHA_LONG X[16];
-
- A=c->h0;
- B=c->h1;
- C=c->h2;
- D=c->h3;
- E=c->h4;
-
- for (;;)
- {
- for (i=0;i<16;i++)
- { HOST_c2l(data,l); X[i]=l; BODY_00_15(X[i]); }
- for (i=0;i<4;i++)
- { BODY_16_19(X[i], X[i+2], X[i+8], X[(i+13)&15]); }
- for (;i<24;i++)
- { BODY_20_39(X[i&15], X[(i+2)&15], X[(i+8)&15],X[(i+13)&15]); }
- for (i=0;i<20;i++)
- { BODY_40_59(X[(i+8)&15],X[(i+10)&15],X[i&15], X[(i+5)&15]); }
- for (i=4;i<24;i++)
- { BODY_60_79(X[(i+8)&15],X[(i+10)&15],X[i&15], X[(i+5)&15]); }
-
- c->h0=(c->h0+A)&0xffffffffL;
- c->h1=(c->h1+B)&0xffffffffL;
- c->h2=(c->h2+C)&0xffffffffL;
- c->h3=(c->h3+D)&0xffffffffL;
- c->h4=(c->h4+E)&0xffffffffL;
-
- if (--num == 0) break;
-
- A=c->h0;
- B=c->h1;
- C=c->h2;
- D=c->h3;
- E=c->h4;
-
- }
- }
-#endif
-
-#endif
projects / openbsd / commitdiff