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Diffstat (limited to 'thirdparty/openssl/crypto/des/des_locl.h')
-rw-r--r-- | thirdparty/openssl/crypto/des/des_locl.h | 443 |
1 files changed, 0 insertions, 443 deletions
diff --git a/thirdparty/openssl/crypto/des/des_locl.h b/thirdparty/openssl/crypto/des/des_locl.h deleted file mode 100644 index 23ea9d32a7..0000000000 --- a/thirdparty/openssl/crypto/des/des_locl.h +++ /dev/null @@ -1,443 +0,0 @@ -/* crypto/des/des_locl.h */ -/* Copyright (C) 1995-1997 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.] - */ - -#ifndef HEADER_DES_LOCL_H -# define HEADER_DES_LOCL_H - -# include <openssl/e_os2.h> - -# if defined(OPENSSL_SYS_WIN32) -# ifndef OPENSSL_SYS_MSDOS -# define OPENSSL_SYS_MSDOS -# endif -# endif - -# include <stdio.h> -# include <stdlib.h> - -# ifndef OPENSSL_SYS_MSDOS -# if !defined(OPENSSL_SYS_VMS) || defined(__DECC) -# ifdef OPENSSL_UNISTD -# include OPENSSL_UNISTD -# else -# include <unistd.h> -# endif -# include <math.h> -# endif -# endif -# include <openssl/des.h> - -# ifdef OPENSSL_SYS_MSDOS /* Visual C++ 2.1 (Windows NT/95) */ -# include <stdlib.h> -# include <errno.h> -# include <time.h> -# include <io.h> -# endif - -# if defined(__STDC__) || defined(OPENSSL_SYS_VMS) || defined(M_XENIX) || defined(OPENSSL_SYS_MSDOS) -# include <string.h> -# endif - -# ifdef OPENSSL_BUILD_SHLIBCRYPTO -# undef OPENSSL_EXTERN -# define OPENSSL_EXTERN OPENSSL_EXPORT -# endif - -# define ITERATIONS 16 -# define HALF_ITERATIONS 8 - -/* used in des_read and des_write */ -# define MAXWRITE (1024*16) -# define BSIZE (MAXWRITE+4) - -# define c2l(c,l) (l =((DES_LONG)(*((c)++))) , \ - l|=((DES_LONG)(*((c)++)))<< 8L, \ - l|=((DES_LONG)(*((c)++)))<<16L, \ - l|=((DES_LONG)(*((c)++)))<<24L) - -/* NOTE - c is not incremented as per c2l */ -# define c2ln(c,l1,l2,n) { \ - c+=n; \ - l1=l2=0; \ - switch (n) { \ - case 8: l2 =((DES_LONG)(*(--(c))))<<24L; \ - case 7: l2|=((DES_LONG)(*(--(c))))<<16L; \ - case 6: l2|=((DES_LONG)(*(--(c))))<< 8L; \ - case 5: l2|=((DES_LONG)(*(--(c)))); \ - case 4: l1 =((DES_LONG)(*(--(c))))<<24L; \ - case 3: l1|=((DES_LONG)(*(--(c))))<<16L; \ - case 2: l1|=((DES_LONG)(*(--(c))))<< 8L; \ - case 1: l1|=((DES_LONG)(*(--(c)))); \ - } \ - } - -# 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)) - -/* - * replacements for htonl and ntohl since I have no idea what to do when - * faced with machines with 8 byte longs. - */ -# define HDRSIZE 4 - -# define n2l(c,l) (l =((DES_LONG)(*((c)++)))<<24L, \ - l|=((DES_LONG)(*((c)++)))<<16L, \ - l|=((DES_LONG)(*((c)++)))<< 8L, \ - l|=((DES_LONG)(*((c)++)))) - -# define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24L)&0xff), \ - *((c)++)=(unsigned char)(((l)>>16L)&0xff), \ - *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \ - *((c)++)=(unsigned char)(((l) )&0xff)) - -/* NOTE - c is not incremented as per l2c */ -# 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); \ - } \ - } - -# if (defined(OPENSSL_SYS_WIN32) && defined(_MSC_VER)) -# define ROTATE(a,n) (_lrotr(a,n)) -# elif defined(__ICC) -# define ROTATE(a,n) (_rotr(a,n)) -# elif defined(__GNUC__) && __GNUC__>=2 && !defined(__STRICT_ANSI__) && !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_NO_INLINE_ASM) && !defined(PEDANTIC) -# if defined(__i386) || defined(__i386__) || defined(__x86_64) || defined(__x86_64__) -# define ROTATE(a,n) ({ register unsigned int ret; \ - asm ("rorl %1,%0" \ - : "=r"(ret) \ - : "I"(n),"0"(a) \ - : "cc"); \ - ret; \ - }) -# endif -# endif -# ifndef ROTATE -# define ROTATE(a,n) (((a)>>(n))+((a)<<(32-(n)))) -# endif - -/* - * Don't worry about the LOAD_DATA() stuff, that is used by fcrypt() to add - * it's little bit to the front - */ - -# ifdef DES_FCRYPT - -# define LOAD_DATA_tmp(R,S,u,t,E0,E1) \ - { DES_LONG tmp; LOAD_DATA(R,S,u,t,E0,E1,tmp); } - -# define LOAD_DATA(R,S,u,t,E0,E1,tmp) \ - t=R^(R>>16L); \ - u=t&E0; t&=E1; \ - tmp=(u<<16); u^=R^s[S ]; u^=tmp; \ - tmp=(t<<16); t^=R^s[S+1]; t^=tmp -# else -# define LOAD_DATA_tmp(a,b,c,d,e,f) LOAD_DATA(a,b,c,d,e,f,g) -# define LOAD_DATA(R,S,u,t,E0,E1,tmp) \ - u=R^s[S ]; \ - t=R^s[S+1] -# endif - -/* - * The changes to this macro may help or hinder, depending on the compiler - * and the architecture. gcc2 always seems to do well :-). Inspired by Dana - * How <how@isl.stanford.edu> DO NOT use the alternative version on machines - * with 8 byte longs. It does not seem to work on the Alpha, even when - * DES_LONG is 4 bytes, probably an issue of accessing non-word aligned - * objects :-( - */ -# ifdef DES_PTR - -/* - * It recently occurred to me that 0^0^0^0^0^0^0 == 0, so there is no reason - * to not xor all the sub items together. This potentially saves a register - * since things can be xored directly into L - */ - -# if defined(DES_RISC1) || defined(DES_RISC2) -# ifdef DES_RISC1 -# define D_ENCRYPT(LL,R,S) { \ - unsigned int u1,u2,u3; \ - LOAD_DATA(R,S,u,t,E0,E1,u1); \ - u2=(int)u>>8L; \ - u1=(int)u&0xfc; \ - u2&=0xfc; \ - t=ROTATE(t,4); \ - u>>=16L; \ - LL^= *(const DES_LONG *)(des_SP +u1); \ - LL^= *(const DES_LONG *)(des_SP+0x200+u2); \ - u3=(int)(u>>8L); \ - u1=(int)u&0xfc; \ - u3&=0xfc; \ - LL^= *(const DES_LONG *)(des_SP+0x400+u1); \ - LL^= *(const DES_LONG *)(des_SP+0x600+u3); \ - u2=(int)t>>8L; \ - u1=(int)t&0xfc; \ - u2&=0xfc; \ - t>>=16L; \ - LL^= *(const DES_LONG *)(des_SP+0x100+u1); \ - LL^= *(const DES_LONG *)(des_SP+0x300+u2); \ - u3=(int)t>>8L; \ - u1=(int)t&0xfc; \ - u3&=0xfc; \ - LL^= *(const DES_LONG *)(des_SP+0x500+u1); \ - LL^= *(const DES_LONG *)(des_SP+0x700+u3); } -# endif -# ifdef DES_RISC2 -# define D_ENCRYPT(LL,R,S) { \ - unsigned int u1,u2,s1,s2; \ - LOAD_DATA(R,S,u,t,E0,E1,u1); \ - u2=(int)u>>8L; \ - u1=(int)u&0xfc; \ - u2&=0xfc; \ - t=ROTATE(t,4); \ - LL^= *(const DES_LONG *)(des_SP +u1); \ - LL^= *(const DES_LONG *)(des_SP+0x200+u2); \ - s1=(int)(u>>16L); \ - s2=(int)(u>>24L); \ - s1&=0xfc; \ - s2&=0xfc; \ - LL^= *(const DES_LONG *)(des_SP+0x400+s1); \ - LL^= *(const DES_LONG *)(des_SP+0x600+s2); \ - u2=(int)t>>8L; \ - u1=(int)t&0xfc; \ - u2&=0xfc; \ - LL^= *(const DES_LONG *)(des_SP+0x100+u1); \ - LL^= *(const DES_LONG *)(des_SP+0x300+u2); \ - s1=(int)(t>>16L); \ - s2=(int)(t>>24L); \ - s1&=0xfc; \ - s2&=0xfc; \ - LL^= *(const DES_LONG *)(des_SP+0x500+s1); \ - LL^= *(const DES_LONG *)(des_SP+0x700+s2); } -# endif -# else -# define D_ENCRYPT(LL,R,S) { \ - LOAD_DATA_tmp(R,S,u,t,E0,E1); \ - t=ROTATE(t,4); \ - LL^= \ - *(const DES_LONG *)(des_SP +((u )&0xfc))^ \ - *(const DES_LONG *)(des_SP+0x200+((u>> 8L)&0xfc))^ \ - *(const DES_LONG *)(des_SP+0x400+((u>>16L)&0xfc))^ \ - *(const DES_LONG *)(des_SP+0x600+((u>>24L)&0xfc))^ \ - *(const DES_LONG *)(des_SP+0x100+((t )&0xfc))^ \ - *(const DES_LONG *)(des_SP+0x300+((t>> 8L)&0xfc))^ \ - *(const DES_LONG *)(des_SP+0x500+((t>>16L)&0xfc))^ \ - *(const DES_LONG *)(des_SP+0x700+((t>>24L)&0xfc)); } -# endif - -# else /* original version */ - -# if defined(DES_RISC1) || defined(DES_RISC2) -# ifdef DES_RISC1 -# define D_ENCRYPT(LL,R,S) {\ - unsigned int u1,u2,u3; \ - LOAD_DATA(R,S,u,t,E0,E1,u1); \ - u>>=2L; \ - t=ROTATE(t,6); \ - u2=(int)u>>8L; \ - u1=(int)u&0x3f; \ - u2&=0x3f; \ - u>>=16L; \ - LL^=DES_SPtrans[0][u1]; \ - LL^=DES_SPtrans[2][u2]; \ - u3=(int)u>>8L; \ - u1=(int)u&0x3f; \ - u3&=0x3f; \ - LL^=DES_SPtrans[4][u1]; \ - LL^=DES_SPtrans[6][u3]; \ - u2=(int)t>>8L; \ - u1=(int)t&0x3f; \ - u2&=0x3f; \ - t>>=16L; \ - LL^=DES_SPtrans[1][u1]; \ - LL^=DES_SPtrans[3][u2]; \ - u3=(int)t>>8L; \ - u1=(int)t&0x3f; \ - u3&=0x3f; \ - LL^=DES_SPtrans[5][u1]; \ - LL^=DES_SPtrans[7][u3]; } -# endif -# ifdef DES_RISC2 -# define D_ENCRYPT(LL,R,S) {\ - unsigned int u1,u2,s1,s2; \ - LOAD_DATA(R,S,u,t,E0,E1,u1); \ - u>>=2L; \ - t=ROTATE(t,6); \ - u2=(int)u>>8L; \ - u1=(int)u&0x3f; \ - u2&=0x3f; \ - LL^=DES_SPtrans[0][u1]; \ - LL^=DES_SPtrans[2][u2]; \ - s1=(int)u>>16L; \ - s2=(int)u>>24L; \ - s1&=0x3f; \ - s2&=0x3f; \ - LL^=DES_SPtrans[4][s1]; \ - LL^=DES_SPtrans[6][s2]; \ - u2=(int)t>>8L; \ - u1=(int)t&0x3f; \ - u2&=0x3f; \ - LL^=DES_SPtrans[1][u1]; \ - LL^=DES_SPtrans[3][u2]; \ - s1=(int)t>>16; \ - s2=(int)t>>24L; \ - s1&=0x3f; \ - s2&=0x3f; \ - LL^=DES_SPtrans[5][s1]; \ - LL^=DES_SPtrans[7][s2]; } -# endif - -# else - -# define D_ENCRYPT(LL,R,S) {\ - LOAD_DATA_tmp(R,S,u,t,E0,E1); \ - t=ROTATE(t,4); \ - LL^=\ - DES_SPtrans[0][(u>> 2L)&0x3f]^ \ - DES_SPtrans[2][(u>>10L)&0x3f]^ \ - DES_SPtrans[4][(u>>18L)&0x3f]^ \ - DES_SPtrans[6][(u>>26L)&0x3f]^ \ - DES_SPtrans[1][(t>> 2L)&0x3f]^ \ - DES_SPtrans[3][(t>>10L)&0x3f]^ \ - DES_SPtrans[5][(t>>18L)&0x3f]^ \ - DES_SPtrans[7][(t>>26L)&0x3f]; } -# endif -# endif - - /*- - * IP and FP - * The problem is more of a geometric problem that random bit fiddling. - 0 1 2 3 4 5 6 7 62 54 46 38 30 22 14 6 - 8 9 10 11 12 13 14 15 60 52 44 36 28 20 12 4 - 16 17 18 19 20 21 22 23 58 50 42 34 26 18 10 2 - 24 25 26 27 28 29 30 31 to 56 48 40 32 24 16 8 0 - - 32 33 34 35 36 37 38 39 63 55 47 39 31 23 15 7 - 40 41 42 43 44 45 46 47 61 53 45 37 29 21 13 5 - 48 49 50 51 52 53 54 55 59 51 43 35 27 19 11 3 - 56 57 58 59 60 61 62 63 57 49 41 33 25 17 9 1 - - The output has been subject to swaps of the form - 0 1 -> 3 1 but the odd and even bits have been put into - 2 3 2 0 - different words. The main trick is to remember that - t=((l>>size)^r)&(mask); - r^=t; - l^=(t<<size); - can be used to swap and move bits between words. - - So l = 0 1 2 3 r = 16 17 18 19 - 4 5 6 7 20 21 22 23 - 8 9 10 11 24 25 26 27 - 12 13 14 15 28 29 30 31 - becomes (for size == 2 and mask == 0x3333) - t = 2^16 3^17 -- -- l = 0 1 16 17 r = 2 3 18 19 - 6^20 7^21 -- -- 4 5 20 21 6 7 22 23 - 10^24 11^25 -- -- 8 9 24 25 10 11 24 25 - 14^28 15^29 -- -- 12 13 28 29 14 15 28 29 - - Thanks for hints from Richard Outerbridge - he told me IP&FP - could be done in 15 xor, 10 shifts and 5 ands. - When I finally started to think of the problem in 2D - I first got ~42 operations without xors. When I remembered - how to use xors :-) I got it to its final state. - */ -# define PERM_OP(a,b,t,n,m) ((t)=((((a)>>(n))^(b))&(m)),\ - (b)^=(t),\ - (a)^=((t)<<(n))) - -# define IP(l,r) \ - { \ - register DES_LONG tt; \ - PERM_OP(r,l,tt, 4,0x0f0f0f0fL); \ - PERM_OP(l,r,tt,16,0x0000ffffL); \ - PERM_OP(r,l,tt, 2,0x33333333L); \ - PERM_OP(l,r,tt, 8,0x00ff00ffL); \ - PERM_OP(r,l,tt, 1,0x55555555L); \ - } - -# define FP(l,r) \ - { \ - register DES_LONG tt; \ - PERM_OP(l,r,tt, 1,0x55555555L); \ - PERM_OP(r,l,tt, 8,0x00ff00ffL); \ - PERM_OP(l,r,tt, 2,0x33333333L); \ - PERM_OP(r,l,tt,16,0x0000ffffL); \ - PERM_OP(l,r,tt, 4,0x0f0f0f0fL); \ - } - -extern const DES_LONG DES_SPtrans[8][64]; - -void fcrypt_body(DES_LONG *out, DES_key_schedule *ks, - DES_LONG Eswap0, DES_LONG Eswap1); - -# ifdef OPENSSL_SMALL_FOOTPRINT -# undef DES_UNROLL -# endif -#endif |