/* 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 "ripemd.h" #undef c2nl #define c2nl(c,l) (l =(((u_int32_t)(*((c)++)))<<24), \ l|=(((u_int32_t)(*((c)++)))<<16), \ l|=(((u_int32_t)(*((c)++)))<< 8), \ l|=(((u_int32_t)(*((c)++))) )) #undef p_c2nl #define p_c2nl(c,l,n) { \ switch (n) { \ case 0: l =((u_int32_t)(*((c)++)))<<24; \ case 1: l|=((u_int32_t)(*((c)++)))<<16; \ case 2: l|=((u_int32_t)(*((c)++)))<< 8; \ case 3: l|=((u_int32_t)(*((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 =((u_int32_t)(*(--(c))))<< 8; \ case 2: l|=((u_int32_t)(*(--(c))))<<16; \ case 1: l|=((u_int32_t)(*(--(c))))<<24; \ } \ } #undef p_c2nl_p #define p_c2nl_p(c,l,sc,len) { \ switch (sc) \ { \ case 0: l =((u_int32_t)(*((c)++)))<<24; \ if (--len == 0) break; \ case 1: l|=((u_int32_t)(*((c)++)))<<16; \ if (--len == 0) break; \ case 2: l|=((u_int32_t)(*((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 =(((u_int32_t)(*((c)++))) ), \ l|=(((u_int32_t)(*((c)++)))<< 8), \ l|=(((u_int32_t)(*((c)++)))<<16), \ l|=(((u_int32_t)(*((c)++)))<<24)) #undef p_c2l #define p_c2l(c,l,n) { \ switch (n) { \ case 0: l =((u_int32_t)(*((c)++))); \ case 1: l|=((u_int32_t)(*((c)++)))<< 8; \ case 2: l|=((u_int32_t)(*((c)++)))<<16; \ case 3: l|=((u_int32_t)(*((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 =((u_int32_t)(*(--(c))))<<16; \ case 2: l|=((u_int32_t)(*(--(c))))<< 8; \ case 1: l|=((u_int32_t)(*(--(c)))); \ } \ } #undef p_c2l_p #define p_c2l_p(c,l,sc,len) { \ switch (sc) \ { \ case 0: l =((u_int32_t)(*((c)++))); \ if (--len == 0) break; \ case 1: l|=((u_int32_t)(*((c)++)))<< 8; \ if (--len == 0) break; \ case 2: l|=((u_int32_t)(*((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 */ #if defined(WIN32) /* 5 instructions with rotate instruction, else 9 */ #define Endian_Reverse32(a) \ { \ u_int32_t l=(a); \ (a)=((ROTATE(l,8)&0x00FF00FF)|(ROTATE(l,24)&0xFF00FF00)); \ } #else /* 6 instructions with rotate instruction, else 8 */ #define Endian_Reverse32(a) \ { \ u_int32_t 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); }