rmd_locl.h revision 44301
144301Swollman/* crypto/ripemd/rmd_locl.h */ 244301Swollman/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 344301Swollman * All rights reserved. 444301Swollman * 544301Swollman * This package is an SSL implementation written 644301Swollman * by Eric Young (eay@cryptsoft.com). 744301Swollman * The implementation was written so as to conform with Netscapes SSL. 844301Swollman * 944301Swollman * This library is free for commercial and non-commercial use as long as 1044301Swollman * the following conditions are aheared to. The following conditions 1144301Swollman * apply to all code found in this distribution, be it the RC4, RSA, 1244301Swollman * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1344301Swollman * included with this distribution is covered by the same copyright terms 1444301Swollman * except that the holder is Tim Hudson (tjh@cryptsoft.com). 1544301Swollman * 1644301Swollman * Copyright remains Eric Young's, and as such any Copyright notices in 1744301Swollman * the code are not to be removed. 1844301Swollman * If this package is used in a product, Eric Young should be given attribution 1944301Swollman * as the author of the parts of the library used. 2044301Swollman * This can be in the form of a textual message at program startup or 2144301Swollman * in documentation (online or textual) provided with the package. 2244301Swollman * 2344301Swollman * Redistribution and use in source and binary forms, with or without 2444301Swollman * modification, are permitted provided that the following conditions 2544301Swollman * are met: 2644301Swollman * 1. Redistributions of source code must retain the copyright 2744301Swollman * notice, this list of conditions and the following disclaimer. 2844301Swollman * 2. Redistributions in binary form must reproduce the above copyright 2944301Swollman * notice, this list of conditions and the following disclaimer in the 3044301Swollman * documentation and/or other materials provided with the distribution. 3144301Swollman * 3. All advertising materials mentioning features or use of this software 3244301Swollman * must display the following acknowledgement: 3344301Swollman * "This product includes cryptographic software written by 3444301Swollman * Eric Young (eay@cryptsoft.com)" 3544301Swollman * The word 'cryptographic' can be left out if the rouines from the library 3644301Swollman * being used are not cryptographic related :-). 3744301Swollman * 4. If you include any Windows specific code (or a derivative thereof) from 3844301Swollman * the apps directory (application code) you must include an acknowledgement: 3944301Swollman * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 4044301Swollman * 4144301Swollman * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4244301Swollman * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4344301Swollman * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4444301Swollman * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4544301Swollman * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4644301Swollman * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4744301Swollman * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4844301Swollman * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4944301Swollman * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5044301Swollman * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5144301Swollman * SUCH DAMAGE. 5244301Swollman * 5344301Swollman * The licence and distribution terms for any publically available version or 5444301Swollman * derivative of this code cannot be changed. i.e. this code cannot simply be 5544301Swollman * copied and put under another distribution licence 5644301Swollman * [including the GNU Public Licence.] 5744301Swollman */ 5844301Swollman 5944301Swollman#include "ripemd.h" 6044301Swollman 6144301Swollman#undef c2nl 6244301Swollman#define c2nl(c,l) (l =(((u_int32_t)(*((c)++)))<<24), \ 6344301Swollman l|=(((u_int32_t)(*((c)++)))<<16), \ 6444301Swollman l|=(((u_int32_t)(*((c)++)))<< 8), \ 6544301Swollman l|=(((u_int32_t)(*((c)++))) )) 6644301Swollman 6744301Swollman#undef p_c2nl 6844301Swollman#define p_c2nl(c,l,n) { \ 6944301Swollman switch (n) { \ 7044301Swollman case 0: l =((u_int32_t)(*((c)++)))<<24; \ 7144301Swollman case 1: l|=((u_int32_t)(*((c)++)))<<16; \ 7244301Swollman case 2: l|=((u_int32_t)(*((c)++)))<< 8; \ 7344301Swollman case 3: l|=((u_int32_t)(*((c)++))); \ 7444301Swollman } \ 7544301Swollman } 7644301Swollman 7744301Swollman#undef c2nl_p 7844301Swollman/* NOTE the pointer is not incremented at the end of this */ 7944301Swollman#define c2nl_p(c,l,n) { \ 8044301Swollman l=0; \ 8144301Swollman (c)+=n; \ 8244301Swollman switch (n) { \ 8344301Swollman case 3: l =((u_int32_t)(*(--(c))))<< 8; \ 8444301Swollman case 2: l|=((u_int32_t)(*(--(c))))<<16; \ 8544301Swollman case 1: l|=((u_int32_t)(*(--(c))))<<24; \ 8644301Swollman } \ 8744301Swollman } 8844301Swollman 8944301Swollman#undef p_c2nl_p 9044301Swollman#define p_c2nl_p(c,l,sc,len) { \ 9144301Swollman switch (sc) \ 9244301Swollman { \ 9344301Swollman case 0: l =((u_int32_t)(*((c)++)))<<24; \ 9444301Swollman if (--len == 0) break; \ 9544301Swollman case 1: l|=((u_int32_t)(*((c)++)))<<16; \ 9644301Swollman if (--len == 0) break; \ 9744301Swollman case 2: l|=((u_int32_t)(*((c)++)))<< 8; \ 9844301Swollman } \ 9944301Swollman } 10044301Swollman 10144301Swollman#undef nl2c 10244301Swollman#define nl2c(l,c) (*((c)++)=(unsigned char)(((l)>>24)&0xff), \ 10344301Swollman *((c)++)=(unsigned char)(((l)>>16)&0xff), \ 10444301Swollman *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ 10544301Swollman *((c)++)=(unsigned char)(((l) )&0xff)) 10644301Swollman 10744301Swollman#undef c2l 10844301Swollman#define c2l(c,l) (l =(((u_int32_t)(*((c)++))) ), \ 10944301Swollman l|=(((u_int32_t)(*((c)++)))<< 8), \ 11044301Swollman l|=(((u_int32_t)(*((c)++)))<<16), \ 11144301Swollman l|=(((u_int32_t)(*((c)++)))<<24)) 11244301Swollman 11344301Swollman#undef p_c2l 11444301Swollman#define p_c2l(c,l,n) { \ 11544301Swollman switch (n) { \ 11644301Swollman case 0: l =((u_int32_t)(*((c)++))); \ 11744301Swollman case 1: l|=((u_int32_t)(*((c)++)))<< 8; \ 11844301Swollman case 2: l|=((u_int32_t)(*((c)++)))<<16; \ 11944301Swollman case 3: l|=((u_int32_t)(*((c)++)))<<24; \ 12044301Swollman } \ 12144301Swollman } 12244301Swollman 12344301Swollman#undef c2l_p 12444301Swollman/* NOTE the pointer is not incremented at the end of this */ 12544301Swollman#define c2l_p(c,l,n) { \ 12644301Swollman l=0; \ 12744301Swollman (c)+=n; \ 12844301Swollman switch (n) { \ 12944301Swollman case 3: l =((u_int32_t)(*(--(c))))<<16; \ 13044301Swollman case 2: l|=((u_int32_t)(*(--(c))))<< 8; \ 13144301Swollman case 1: l|=((u_int32_t)(*(--(c)))); \ 13244301Swollman } \ 13344301Swollman } 13444301Swollman 13544301Swollman#undef p_c2l_p 13644301Swollman#define p_c2l_p(c,l,sc,len) { \ 13744301Swollman switch (sc) \ 13844301Swollman { \ 13944301Swollman case 0: l =((u_int32_t)(*((c)++))); \ 14044301Swollman if (--len == 0) break; \ 14144301Swollman case 1: l|=((u_int32_t)(*((c)++)))<< 8; \ 14244301Swollman if (--len == 0) break; \ 14344301Swollman case 2: l|=((u_int32_t)(*((c)++)))<<16; \ 14444301Swollman } \ 14544301Swollman } 14644301Swollman 14744301Swollman#undef l2c 14844301Swollman#define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ 14944301Swollman *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ 15044301Swollman *((c)++)=(unsigned char)(((l)>>16)&0xff), \ 15144301Swollman *((c)++)=(unsigned char)(((l)>>24)&0xff)) 15244301Swollman 15344301Swollman#undef ROTATE 15444301Swollman#if defined(WIN32) 15544301Swollman#define ROTATE(a,n) _lrotl(a,n) 15644301Swollman#else 15744301Swollman#define ROTATE(a,n) (((a)<<(n))|(((a)&0xffffffff)>>(32-(n)))) 15844301Swollman#endif 15944301Swollman 16044301Swollman/* A nice byte order reversal from Wei Dai <weidai@eskimo.com> */ 16144301Swollman#if defined(WIN32) 16244301Swollman/* 5 instructions with rotate instruction, else 9 */ 16344301Swollman#define Endian_Reverse32(a) \ 16444301Swollman { \ 16544301Swollman u_int32_t l=(a); \ 16644301Swollman (a)=((ROTATE(l,8)&0x00FF00FF)|(ROTATE(l,24)&0xFF00FF00)); \ 16744301Swollman } 16844301Swollman#else 16944301Swollman/* 6 instructions with rotate instruction, else 8 */ 17044301Swollman#define Endian_Reverse32(a) \ 17144301Swollman { \ 17244301Swollman u_int32_t l=(a); \ 17344301Swollman l=(((l&0xFF00FF00)>>8L)|((l&0x00FF00FF)<<8L)); \ 17444301Swollman (a)=ROTATE(l,16L); \ 17544301Swollman } 17644301Swollman#endif 17744301Swollman 17844301Swollman#define F1(x,y,z) ((x)^(y)^(z)) 17944301Swollman#define F2(x,y,z) (((x)&(y))|((~x)&z)) 18044301Swollman#define F3(x,y,z) (((x)|(~y))^(z)) 18144301Swollman#define F4(x,y,z) (((x)&(z))|((y)&(~(z)))) 18244301Swollman#define F5(x,y,z) ((x)^((y)|(~(z)))) 18344301Swollman 18444301Swollman#define RIPEMD160_A 0x67452301L 18544301Swollman#define RIPEMD160_B 0xEFCDAB89L 18644301Swollman#define RIPEMD160_C 0x98BADCFEL 18744301Swollman#define RIPEMD160_D 0x10325476L 18844301Swollman#define RIPEMD160_E 0xC3D2E1F0L 18944301Swollman 19044301Swollman#include "rmdconst.h" 19144301Swollman 19244301Swollman#define RIP1(a,b,c,d,e,w,s) { \ 19344301Swollman a+=F1(b,c,d)+X[w]; \ 19444301Swollman a=ROTATE(a,s)+e; \ 19544301Swollman c=ROTATE(c,10); } 19644301Swollman 19744301Swollman#define RIP2(a,b,c,d,e,w,s,K) { \ 19844301Swollman a+=F2(b,c,d)+X[w]+K; \ 19944301Swollman a=ROTATE(a,s)+e; \ 20044301Swollman c=ROTATE(c,10); } 20144301Swollman 20244301Swollman#define RIP3(a,b,c,d,e,w,s,K) { \ 20344301Swollman a+=F3(b,c,d)+X[w]+K; \ 20444301Swollman a=ROTATE(a,s)+e; \ 20544301Swollman c=ROTATE(c,10); } 20644301Swollman 20744301Swollman#define RIP4(a,b,c,d,e,w,s,K) { \ 20844301Swollman a+=F4(b,c,d)+X[w]+K; \ 20944301Swollman a=ROTATE(a,s)+e; \ 21044301Swollman c=ROTATE(c,10); } 21144301Swollman 21244301Swollman#define RIP5(a,b,c,d,e,w,s,K) { \ 21344301Swollman a+=F5(b,c,d)+X[w]+K; \ 21444301Swollman a=ROTATE(a,s)+e; \ 21544301Swollman c=ROTATE(c,10); } 21644301Swollman 217