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Diffstat (limited to 'crypto/ripemd/rmd_locl.h')
-rw-r--r-- | crypto/ripemd/rmd_locl.h | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/crypto/ripemd/rmd_locl.h b/crypto/ripemd/rmd_locl.h new file mode 100644 index 0000000000..a1feccf7c1 --- /dev/null +++ b/crypto/ripemd/rmd_locl.h @@ -0,0 +1,226 @@ +/* crypto/ripemd/rmd_locl.h */ +/* 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 "ripemd.h" + +#define ULONG unsigned long +#define UCHAR unsigned char +#define UINT unsigned int + +#ifdef NOCONST +#define const +#endif + +#undef c2nl +#define c2nl(c,l) (l =(((unsigned long)(*((c)++)))<<24), \ + l|=(((unsigned long)(*((c)++)))<<16), \ + l|=(((unsigned long)(*((c)++)))<< 8), \ + l|=(((unsigned long)(*((c)++))) )) + +#undef p_c2nl +#define p_c2nl(c,l,n) { \ + switch (n) { \ + case 0: l =((unsigned long)(*((c)++)))<<24; \ + case 1: l|=((unsigned long)(*((c)++)))<<16; \ + case 2: l|=((unsigned long)(*((c)++)))<< 8; \ + case 3: l|=((unsigned long)(*((c)++))); \ + } \ + } + +#undef c2nl_p +/* NOTE the pointer is not incremented at the end of this */ +#define c2nl_p(c,l,n) { \ + l=0; \ + (c)+=n; \ + switch (n) { \ + case 3: l =((unsigned long)(*(--(c))))<< 8; \ + case 2: l|=((unsigned long)(*(--(c))))<<16; \ + case 1: l|=((unsigned long)(*(--(c))))<<24; \ + } \ + } + +#undef p_c2nl_p +#define p_c2nl_p(c,l,sc,len) { \ + switch (sc) \ + { \ + case 0: l =((unsigned long)(*((c)++)))<<24; \ + if (--len == 0) break; \ + case 1: l|=((unsigned long)(*((c)++)))<<16; \ + if (--len == 0) break; \ + case 2: l|=((unsigned long)(*((c)++)))<< 8; \ + } \ + } + +#undef nl2c +#define nl2c(l,c) (*((c)++)=(unsigned char)(((l)>>24)&0xff), \ + *((c)++)=(unsigned char)(((l)>>16)&0xff), \ + *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ + *((c)++)=(unsigned char)(((l) )&0xff)) + +#undef c2l +#define c2l(c,l) (l =(((unsigned long)(*((c)++))) ), \ + l|=(((unsigned long)(*((c)++)))<< 8), \ + l|=(((unsigned long)(*((c)++)))<<16), \ + l|=(((unsigned long)(*((c)++)))<<24)) + +#undef p_c2l +#define p_c2l(c,l,n) { \ + switch (n) { \ + case 0: l =((unsigned long)(*((c)++))); \ + case 1: l|=((unsigned long)(*((c)++)))<< 8; \ + case 2: l|=((unsigned long)(*((c)++)))<<16; \ + case 3: l|=((unsigned long)(*((c)++)))<<24; \ + } \ + } + +#undef c2l_p +/* NOTE the pointer is not incremented at the end of this */ +#define c2l_p(c,l,n) { \ + l=0; \ + (c)+=n; \ + switch (n) { \ + case 3: l =((unsigned long)(*(--(c))))<<16; \ + case 2: l|=((unsigned long)(*(--(c))))<< 8; \ + case 1: l|=((unsigned long)(*(--(c)))); \ + } \ + } + +#undef p_c2l_p +#define p_c2l_p(c,l,sc,len) { \ + switch (sc) \ + { \ + case 0: l =((unsigned long)(*((c)++))); \ + if (--len == 0) break; \ + case 1: l|=((unsigned long)(*((c)++)))<< 8; \ + if (--len == 0) break; \ + case 2: l|=((unsigned long)(*((c)++)))<<16; \ + } \ + } + +#undef l2c +#define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ + *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ + *((c)++)=(unsigned char)(((l)>>16)&0xff), \ + *((c)++)=(unsigned char)(((l)>>24)&0xff)) + +#undef ROTATE +#if defined(WIN32) +#define ROTATE(a,n) _lrotl(a,n) +#else +#define ROTATE(a,n) (((a)<<(n))|(((a)&0xffffffff)>>(32-(n)))) +#endif + +/* A nice byte order reversal from Wei Dai <weidai@eskimo.com> */ +#if defined(WIN32) +/* 5 instructions with rotate instruction, else 9 */ +#define Endian_Reverse32(a) \ + { \ + unsigned long l=(a); \ + (a)=((ROTATE(l,8)&0x00FF00FF)|(ROTATE(l,24)&0xFF00FF00)); \ + } +#else +/* 6 instructions with rotate instruction, else 8 */ +#define Endian_Reverse32(a) \ + { \ + unsigned long l=(a); \ + l=(((l&0xFF00FF00)>>8L)|((l&0x00FF00FF)<<8L)); \ + (a)=ROTATE(l,16L); \ + } +#endif + +#define F1(x,y,z) ((x)^(y)^(z)) +#define F2(x,y,z) (((x)&(y))|((~x)&z)) +#define F3(x,y,z) (((x)|(~y))^(z)) +#define F4(x,y,z) (((x)&(z))|((y)&(~(z)))) +#define F5(x,y,z) ((x)^((y)|(~(z)))) + +#define RIPEMD160_A 0x67452301L +#define RIPEMD160_B 0xEFCDAB89L +#define RIPEMD160_C 0x98BADCFEL +#define RIPEMD160_D 0x10325476L +#define RIPEMD160_E 0xC3D2E1F0L + +#include "rmdconst.h" + +#define RIP1(a,b,c,d,e,w,s) { \ + a+=F1(b,c,d)+X[w]; \ + a=ROTATE(a,s)+e; \ + c=ROTATE(c,10); } + +#define RIP2(a,b,c,d,e,w,s,K) { \ + a+=F2(b,c,d)+X[w]+K; \ + a=ROTATE(a,s)+e; \ + c=ROTATE(c,10); } + +#define RIP3(a,b,c,d,e,w,s,K) { \ + a+=F3(b,c,d)+X[w]+K; \ + a=ROTATE(a,s)+e; \ + c=ROTATE(c,10); } + +#define RIP4(a,b,c,d,e,w,s,K) { \ + a+=F4(b,c,d)+X[w]+K; \ + a=ROTATE(a,s)+e; \ + c=ROTATE(c,10); } + +#define RIP5(a,b,c,d,e,w,s,K) { \ + a+=F5(b,c,d)+X[w]+K; \ + a=ROTATE(a,s)+e; \ + c=ROTATE(c,10); } + |