X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fcast%2Fcast_lcl.h;h=e8cf322d430dc82cc41e5eb2dcbb58b06451ba0e;hp=cfe7aeaa1fb04effd05fc394e58a61fc09cee186;hb=018fcbec38509cd03fb0709904a382c3bfcf5ed4;hpb=7d7d2cbcb02206f3393681f2bce198e11e2e185b diff --git a/crypto/cast/cast_lcl.h b/crypto/cast/cast_lcl.h index cfe7aeaa1f..e8cf322d43 100644 --- a/crypto/cast/cast_lcl.h +++ b/crypto/cast/cast_lcl.h @@ -1,142 +1,107 @@ -/* crypto/cast/cast_lcl.h */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. +/* + * Copyright 1995-2016 The OpenSSL Project Authors. 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.] + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html */ -#ifdef WIN32 -#include -#endif +#include "e_os.h" -#include /* EXTERN */ +#ifdef OPENSSL_SYS_WIN32 +# include +#endif #undef c2l -#define c2l(c,l) (l =((unsigned long)(*((c)++))) , \ - l|=((unsigned long)(*((c)++)))<< 8L, \ - l|=((unsigned long)(*((c)++)))<<16L, \ - l|=((unsigned long)(*((c)++)))<<24L) +#define c2l(c,l) (l =((unsigned long)(*((c)++))) , \ + l|=((unsigned long)(*((c)++)))<< 8L, \ + l|=((unsigned long)(*((c)++)))<<16L, \ + l|=((unsigned long)(*((c)++)))<<24L) /* NOTE - c is not incremented as per c2l */ #undef c2ln -#define c2ln(c,l1,l2,n) { \ - c+=n; \ - l1=l2=0; \ - switch (n) { \ - case 8: l2 =((unsigned long)(*(--(c))))<<24L; \ - case 7: l2|=((unsigned long)(*(--(c))))<<16L; \ - case 6: l2|=((unsigned long)(*(--(c))))<< 8L; \ - case 5: l2|=((unsigned long)(*(--(c)))); \ - case 4: l1 =((unsigned long)(*(--(c))))<<24L; \ - case 3: l1|=((unsigned long)(*(--(c))))<<16L; \ - case 2: l1|=((unsigned long)(*(--(c))))<< 8L; \ - case 1: l1|=((unsigned long)(*(--(c)))); \ - } \ - } +#define c2ln(c,l1,l2,n) { \ + c+=n; \ + l1=l2=0; \ + switch (n) { \ + case 8: l2 =((unsigned long)(*(--(c))))<<24L; \ + case 7: l2|=((unsigned long)(*(--(c))))<<16L; \ + case 6: l2|=((unsigned long)(*(--(c))))<< 8L; \ + case 5: l2|=((unsigned long)(*(--(c)))); \ + case 4: l1 =((unsigned long)(*(--(c))))<<24L; \ + case 3: l1|=((unsigned long)(*(--(c))))<<16L; \ + case 2: l1|=((unsigned long)(*(--(c))))<< 8L; \ + case 1: l1|=((unsigned long)(*(--(c)))); \ + } \ + } #undef l2c -#define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ - *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \ - *((c)++)=(unsigned char)(((l)>>16L)&0xff), \ - *((c)++)=(unsigned char)(((l)>>24L)&0xff)) +#define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ + *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \ + *((c)++)=(unsigned char)(((l)>>16L)&0xff), \ + *((c)++)=(unsigned char)(((l)>>24L)&0xff)) /* NOTE - c is not incremented as per l2c */ #undef l2cn -#define l2cn(l1,l2,c,n) { \ - c+=n; \ - switch (n) { \ - case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff); \ - case 7: *(--(c))=(unsigned char)(((l2)>>16L)&0xff); \ - case 6: *(--(c))=(unsigned char)(((l2)>> 8L)&0xff); \ - case 5: *(--(c))=(unsigned char)(((l2) )&0xff); \ - case 4: *(--(c))=(unsigned char)(((l1)>>24L)&0xff); \ - case 3: *(--(c))=(unsigned char)(((l1)>>16L)&0xff); \ - case 2: *(--(c))=(unsigned char)(((l1)>> 8L)&0xff); \ - case 1: *(--(c))=(unsigned char)(((l1) )&0xff); \ - } \ - } +#define l2cn(l1,l2,c,n) { \ + c+=n; \ + switch (n) { \ + case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff); \ + case 7: *(--(c))=(unsigned char)(((l2)>>16L)&0xff); \ + case 6: *(--(c))=(unsigned char)(((l2)>> 8L)&0xff); \ + case 5: *(--(c))=(unsigned char)(((l2) )&0xff); \ + case 4: *(--(c))=(unsigned char)(((l1)>>24L)&0xff); \ + case 3: *(--(c))=(unsigned char)(((l1)>>16L)&0xff); \ + case 2: *(--(c))=(unsigned char)(((l1)>> 8L)&0xff); \ + case 1: *(--(c))=(unsigned char)(((l1) )&0xff); \ + } \ + } /* NOTE - c is not incremented as per n2l */ -#define n2ln(c,l1,l2,n) { \ - c+=n; \ - l1=l2=0; \ - switch (n) { \ - case 8: l2 =((unsigned long)(*(--(c)))) ; \ - case 7: l2|=((unsigned long)(*(--(c))))<< 8; \ - case 6: l2|=((unsigned long)(*(--(c))))<<16; \ - case 5: l2|=((unsigned long)(*(--(c))))<<24; \ - case 4: l1 =((unsigned long)(*(--(c)))) ; \ - case 3: l1|=((unsigned long)(*(--(c))))<< 8; \ - case 2: l1|=((unsigned long)(*(--(c))))<<16; \ - case 1: l1|=((unsigned long)(*(--(c))))<<24; \ - } \ - } +#define n2ln(c,l1,l2,n) { \ + c+=n; \ + l1=l2=0; \ + switch (n) { \ + case 8: l2 =((unsigned long)(*(--(c)))) ; \ + /* fall thru */ \ + case 7: l2|=((unsigned long)(*(--(c))))<< 8; \ + /* fall thru */ \ + case 6: l2|=((unsigned long)(*(--(c))))<<16; \ + /* fall thru */ \ + case 5: l2|=((unsigned long)(*(--(c))))<<24; \ + /* fall thru */ \ + case 4: l1 =((unsigned long)(*(--(c)))) ; \ + /* fall thru */ \ + case 3: l1|=((unsigned long)(*(--(c))))<< 8; \ + /* fall thru */ \ + case 2: l1|=((unsigned long)(*(--(c))))<<16; \ + /* fall thru */ \ + case 1: l1|=((unsigned long)(*(--(c))))<<24; \ + } \ + } /* NOTE - c is not incremented as per l2n */ -#define l2nn(l1,l2,c,n) { \ - c+=n; \ - switch (n) { \ - case 8: *(--(c))=(unsigned char)(((l2) )&0xff); \ - case 7: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \ - case 6: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \ - case 5: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \ - case 4: *(--(c))=(unsigned char)(((l1) )&0xff); \ - case 3: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \ - case 2: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \ - case 1: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \ - } \ - } +#define l2nn(l1,l2,c,n) { \ + c+=n; \ + switch (n) { \ + case 8: *(--(c))=(unsigned char)(((l2) )&0xff); \ + /* fall thru */ \ + case 7: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \ + /* fall thru */ \ + case 6: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \ + /* fall thru */ \ + case 5: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \ + /* fall thru */ \ + case 4: *(--(c))=(unsigned char)(((l1) )&0xff); \ + /* fall thru */ \ + case 3: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \ + /* fall thru */ \ + case 2: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \ + /* fall thru */ \ + case 1: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \ + } \ + } #undef n2l #define n2l(c,l) (l =((unsigned long)(*((c)++)))<<24L, \ @@ -150,76 +115,76 @@ *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \ *((c)++)=(unsigned char)(((l) )&0xff)) -#if defined(WIN32) -#define ROTL(a,n) (_lrotl(a,n)) +#if defined(OPENSSL_SYS_WIN32) && defined(_MSC_VER) +# define ROTL(a,n) (_lrotl(a,n)) #else -#define ROTL(a,n) ((((a)<<(n))&0xffffffffL)|((a)>>(32-(n)))) +# define ROTL(a,n) ((((a)<<(n))&0xffffffffL)|((a)>>((32-(n))&31))) #endif #define C_M 0x3fc #define C_0 22L #define C_1 14L #define C_2 6L -#define C_3 2L /* left shift */ +#define C_3 2L /* left shift */ /* The rotate has an extra 16 added to it to help the x86 asm */ #if defined(CAST_PTR) -#define E_CAST(n,key,L,R,OP1,OP2,OP3) \ - { \ - int i; \ - t=(key[n*2] OP1 R)&0xffffffffL; \ - i=key[n*2+1]; \ - t=ROTL(t,i); \ - L^= (((((*(CAST_LONG *)((unsigned char *) \ - CAST_S_table0+((t>>C_2)&C_M)) OP2 \ - *(CAST_LONG *)((unsigned char *) \ - CAST_S_table1+((t<>C_0)&C_M)))&0xffffffffL) OP1 \ - *(CAST_LONG *)((unsigned char *) \ - CAST_S_table3+((t>>C_1)&C_M)))&0xffffffffL; \ - } +# define E_CAST(n,key,L,R,OP1,OP2,OP3) \ + { \ + int i; \ + t=(key[n*2] OP1 R)&0xffffffffL; \ + i=key[n*2+1]; \ + t=ROTL(t,i); \ + L^= (((((*(CAST_LONG *)((unsigned char *) \ + CAST_S_table0+((t>>C_2)&C_M)) OP2 \ + *(CAST_LONG *)((unsigned char *) \ + CAST_S_table1+((t<>C_0)&C_M)))&0xffffffffL) OP1 \ + *(CAST_LONG *)((unsigned char *) \ + CAST_S_table3+((t>>C_1)&C_M)))&0xffffffffL; \ + } #elif defined(CAST_PTR2) -#define E_CAST(n,key,L,R,OP1,OP2,OP3) \ - { \ - int i; \ - CAST_LONG u,v,w; \ - w=(key[n*2] OP1 R)&0xffffffffL; \ - i=key[n*2+1]; \ - w=ROTL(w,i); \ - u=w>>C_2; \ - v=w<>C_0; \ - t=(t OP2 *(CAST_LONG *)((unsigned char *)CAST_S_table1+v))&0xffffffffL;\ - v=w>>C_1; \ - u&=C_M; \ - v&=C_M; \ - t=(t OP3 *(CAST_LONG *)((unsigned char *)CAST_S_table2+u)&0xffffffffL);\ - t=(t OP1 *(CAST_LONG *)((unsigned char *)CAST_S_table3+v)&0xffffffffL);\ - L^=(t&0xffffffff); \ - } +# define E_CAST(n,key,L,R,OP1,OP2,OP3) \ + { \ + int i; \ + CAST_LONG u,v,w; \ + w=(key[n*2] OP1 R)&0xffffffffL; \ + i=key[n*2+1]; \ + w=ROTL(w,i); \ + u=w>>C_2; \ + v=w<>C_0; \ + t=(t OP2 *(CAST_LONG *)((unsigned char *)CAST_S_table1+v))&0xffffffffL;\ + v=w>>C_1; \ + u&=C_M; \ + v&=C_M; \ + t=(t OP3 *(CAST_LONG *)((unsigned char *)CAST_S_table2+u)&0xffffffffL);\ + t=(t OP1 *(CAST_LONG *)((unsigned char *)CAST_S_table3+v)&0xffffffffL);\ + L^=(t&0xffffffff); \ + } #else -#define E_CAST(n,key,L,R,OP1,OP2,OP3) \ - { \ - CAST_LONG a,b,c,d; \ - t=(key[n*2] OP1 R)&0xffffffff; \ - t=ROTL(t,(key[n*2+1])); \ - a=CAST_S_table0[(t>> 8)&0xff]; \ - b=CAST_S_table1[(t )&0xff]; \ - c=CAST_S_table2[(t>>24)&0xff]; \ - d=CAST_S_table3[(t>>16)&0xff]; \ - L^=(((((a OP2 b)&0xffffffffL) OP3 c)&0xffffffffL) OP1 d)&0xffffffffL; \ - } +# define E_CAST(n,key,L,R,OP1,OP2,OP3) \ + { \ + CAST_LONG a,b,c,d; \ + t=(key[n*2] OP1 R)&0xffffffff; \ + t=ROTL(t,(key[n*2+1])); \ + a=CAST_S_table0[(t>> 8)&0xff]; \ + b=CAST_S_table1[(t )&0xff]; \ + c=CAST_S_table2[(t>>24)&0xff]; \ + d=CAST_S_table3[(t>>16)&0xff]; \ + L^=(((((a OP2 b)&0xffffffffL) OP3 c)&0xffffffffL) OP1 d)&0xffffffffL; \ + } #endif -EXTERN CAST_LONG CAST_S_table0[256]; -EXTERN CAST_LONG CAST_S_table1[256]; -EXTERN CAST_LONG CAST_S_table2[256]; -EXTERN CAST_LONG CAST_S_table3[256]; -EXTERN CAST_LONG CAST_S_table4[256]; -EXTERN CAST_LONG CAST_S_table5[256]; -EXTERN CAST_LONG CAST_S_table6[256]; -EXTERN CAST_LONG CAST_S_table7[256]; +extern const CAST_LONG CAST_S_table0[256]; +extern const CAST_LONG CAST_S_table1[256]; +extern const CAST_LONG CAST_S_table2[256]; +extern const CAST_LONG CAST_S_table3[256]; +extern const CAST_LONG CAST_S_table4[256]; +extern const CAST_LONG CAST_S_table5[256]; +extern const CAST_LONG CAST_S_table6[256]; +extern const CAST_LONG CAST_S_table7[256];