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| Current File : //usr/src/lib/libmd/rmd_locl.h |
/* 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 <weidai@eskimo.com> */
#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); }