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      1 /* crypto/ripemd/rmd_dgst.c */
      2 /* Copyright (C) 1995-1998 Eric Young (eay (at) cryptsoft.com)
      3  * All rights reserved.
      4  *
      5  * This package is an SSL implementation written
      6  * by Eric Young (eay (at) cryptsoft.com).
      7  * The implementation was written so as to conform with Netscapes SSL.
      8  *
      9  * This library is free for commercial and non-commercial use as long as
     10  * the following conditions are aheared to.  The following conditions
     11  * apply to all code found in this distribution, be it the RC4, RSA,
     12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
     13  * included with this distribution is covered by the same copyright terms
     14  * except that the holder is Tim Hudson (tjh (at) cryptsoft.com).
     15  *
     16  * Copyright remains Eric Young's, and as such any Copyright notices in
     17  * the code are not to be removed.
     18  * If this package is used in a product, Eric Young should be given attribution
     19  * as the author of the parts of the library used.
     20  * This can be in the form of a textual message at program startup or
     21  * in documentation (online or textual) provided with the package.
     22  *
     23  * Redistribution and use in source and binary forms, with or without
     24  * modification, are permitted provided that the following conditions
     25  * are met:
     26  * 1. Redistributions of source code must retain the copyright
     27  *    notice, this list of conditions and the following disclaimer.
     28  * 2. Redistributions in binary form must reproduce the above copyright
     29  *    notice, this list of conditions and the following disclaimer in the
     30  *    documentation and/or other materials provided with the distribution.
     31  * 3. All advertising materials mentioning features or use of this software
     32  *    must display the following acknowledgement:
     33  *    "This product includes cryptographic software written by
     34  *     Eric Young (eay (at) cryptsoft.com)"
     35  *    The word 'cryptographic' can be left out if the rouines from the library
     36  *    being used are not cryptographic related :-).
     37  * 4. If you include any Windows specific code (or a derivative thereof) from
     38  *    the apps directory (application code) you must include an acknowledgement:
     39  *    "This product includes software written by Tim Hudson (tjh (at) cryptsoft.com)"
     40  *
     41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
     42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     51  * SUCH DAMAGE.
     52  *
     53  * The licence and distribution terms for any publically available version or
     54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
     55  * copied and put under another distribution licence
     56  * [including the GNU Public Licence.]
     57  */
     58 
     59 #include <stdio.h>
     60 #include "rmd_locl.h"
     61 #include <openssl/opensslv.h>
     62 
     63 const char RMD160_version[]="RIPE-MD160" OPENSSL_VERSION_PTEXT;
     64 
     65 #  ifdef RMD160_ASM
     66      void ripemd160_block_x86(RIPEMD160_CTX *c, unsigned long *p,size_t num);
     67 #    define ripemd160_block ripemd160_block_x86
     68 #  else
     69      void ripemd160_block(RIPEMD160_CTX *c, unsigned long *p,size_t num);
     70 #  endif
     71 
     72 int RIPEMD160_Init(RIPEMD160_CTX *c)
     73 	{
     74 	memset (c,0,sizeof(*c));
     75 	c->A=RIPEMD160_A;
     76 	c->B=RIPEMD160_B;
     77 	c->C=RIPEMD160_C;
     78 	c->D=RIPEMD160_D;
     79 	c->E=RIPEMD160_E;
     80 	return 1;
     81 	}
     82 
     83 #ifndef ripemd160_block_data_order
     84 #ifdef X
     85 #undef X
     86 #endif
     87 void ripemd160_block_data_order (RIPEMD160_CTX *ctx, const void *p, size_t num)
     88 	{
     89 	const unsigned char *data=p;
     90 	register unsigned MD32_REG_T A,B,C,D,E;
     91 	unsigned MD32_REG_T a,b,c,d,e,l;
     92 #ifndef MD32_XARRAY
     93 	/* See comment in crypto/sha/sha_locl.h for details. */
     94 	unsigned MD32_REG_T	XX0, XX1, XX2, XX3, XX4, XX5, XX6, XX7,
     95 				XX8, XX9,XX10,XX11,XX12,XX13,XX14,XX15;
     96 # define X(i)	XX##i
     97 #else
     98 	RIPEMD160_LONG	XX[16];
     99 # define X(i)	XX[i]
    100 #endif
    101 
    102 	for (;num--;)
    103 		{
    104 
    105 	A=ctx->A; B=ctx->B; C=ctx->C; D=ctx->D; E=ctx->E;
    106 
    107 	HOST_c2l(data,l); X( 0)=l;	HOST_c2l(data,l); X( 1)=l;
    108 	RIP1(A,B,C,D,E,WL00,SL00);	HOST_c2l(data,l); X( 2)=l;
    109 	RIP1(E,A,B,C,D,WL01,SL01);	HOST_c2l(data,l); X( 3)=l;
    110 	RIP1(D,E,A,B,C,WL02,SL02);	HOST_c2l(data,l); X( 4)=l;
    111 	RIP1(C,D,E,A,B,WL03,SL03);	HOST_c2l(data,l); X( 5)=l;
    112 	RIP1(B,C,D,E,A,WL04,SL04);	HOST_c2l(data,l); X( 6)=l;
    113 	RIP1(A,B,C,D,E,WL05,SL05);	HOST_c2l(data,l); X( 7)=l;
    114 	RIP1(E,A,B,C,D,WL06,SL06);	HOST_c2l(data,l); X( 8)=l;
    115 	RIP1(D,E,A,B,C,WL07,SL07);	HOST_c2l(data,l); X( 9)=l;
    116 	RIP1(C,D,E,A,B,WL08,SL08);	HOST_c2l(data,l); X(10)=l;
    117 	RIP1(B,C,D,E,A,WL09,SL09);	HOST_c2l(data,l); X(11)=l;
    118 	RIP1(A,B,C,D,E,WL10,SL10);	HOST_c2l(data,l); X(12)=l;
    119 	RIP1(E,A,B,C,D,WL11,SL11);	HOST_c2l(data,l); X(13)=l;
    120 	RIP1(D,E,A,B,C,WL12,SL12);	HOST_c2l(data,l); X(14)=l;
    121 	RIP1(C,D,E,A,B,WL13,SL13);	HOST_c2l(data,l); X(15)=l;
    122 	RIP1(B,C,D,E,A,WL14,SL14);
    123 	RIP1(A,B,C,D,E,WL15,SL15);
    124 
    125 	RIP2(E,A,B,C,D,WL16,SL16,KL1);
    126 	RIP2(D,E,A,B,C,WL17,SL17,KL1);
    127 	RIP2(C,D,E,A,B,WL18,SL18,KL1);
    128 	RIP2(B,C,D,E,A,WL19,SL19,KL1);
    129 	RIP2(A,B,C,D,E,WL20,SL20,KL1);
    130 	RIP2(E,A,B,C,D,WL21,SL21,KL1);
    131 	RIP2(D,E,A,B,C,WL22,SL22,KL1);
    132 	RIP2(C,D,E,A,B,WL23,SL23,KL1);
    133 	RIP2(B,C,D,E,A,WL24,SL24,KL1);
    134 	RIP2(A,B,C,D,E,WL25,SL25,KL1);
    135 	RIP2(E,A,B,C,D,WL26,SL26,KL1);
    136 	RIP2(D,E,A,B,C,WL27,SL27,KL1);
    137 	RIP2(C,D,E,A,B,WL28,SL28,KL1);
    138 	RIP2(B,C,D,E,A,WL29,SL29,KL1);
    139 	RIP2(A,B,C,D,E,WL30,SL30,KL1);
    140 	RIP2(E,A,B,C,D,WL31,SL31,KL1);
    141 
    142 	RIP3(D,E,A,B,C,WL32,SL32,KL2);
    143 	RIP3(C,D,E,A,B,WL33,SL33,KL2);
    144 	RIP3(B,C,D,E,A,WL34,SL34,KL2);
    145 	RIP3(A,B,C,D,E,WL35,SL35,KL2);
    146 	RIP3(E,A,B,C,D,WL36,SL36,KL2);
    147 	RIP3(D,E,A,B,C,WL37,SL37,KL2);
    148 	RIP3(C,D,E,A,B,WL38,SL38,KL2);
    149 	RIP3(B,C,D,E,A,WL39,SL39,KL2);
    150 	RIP3(A,B,C,D,E,WL40,SL40,KL2);
    151 	RIP3(E,A,B,C,D,WL41,SL41,KL2);
    152 	RIP3(D,E,A,B,C,WL42,SL42,KL2);
    153 	RIP3(C,D,E,A,B,WL43,SL43,KL2);
    154 	RIP3(B,C,D,E,A,WL44,SL44,KL2);
    155 	RIP3(A,B,C,D,E,WL45,SL45,KL2);
    156 	RIP3(E,A,B,C,D,WL46,SL46,KL2);
    157 	RIP3(D,E,A,B,C,WL47,SL47,KL2);
    158 
    159 	RIP4(C,D,E,A,B,WL48,SL48,KL3);
    160 	RIP4(B,C,D,E,A,WL49,SL49,KL3);
    161 	RIP4(A,B,C,D,E,WL50,SL50,KL3);
    162 	RIP4(E,A,B,C,D,WL51,SL51,KL3);
    163 	RIP4(D,E,A,B,C,WL52,SL52,KL3);
    164 	RIP4(C,D,E,A,B,WL53,SL53,KL3);
    165 	RIP4(B,C,D,E,A,WL54,SL54,KL3);
    166 	RIP4(A,B,C,D,E,WL55,SL55,KL3);
    167 	RIP4(E,A,B,C,D,WL56,SL56,KL3);
    168 	RIP4(D,E,A,B,C,WL57,SL57,KL3);
    169 	RIP4(C,D,E,A,B,WL58,SL58,KL3);
    170 	RIP4(B,C,D,E,A,WL59,SL59,KL3);
    171 	RIP4(A,B,C,D,E,WL60,SL60,KL3);
    172 	RIP4(E,A,B,C,D,WL61,SL61,KL3);
    173 	RIP4(D,E,A,B,C,WL62,SL62,KL3);
    174 	RIP4(C,D,E,A,B,WL63,SL63,KL3);
    175 
    176 	RIP5(B,C,D,E,A,WL64,SL64,KL4);
    177 	RIP5(A,B,C,D,E,WL65,SL65,KL4);
    178 	RIP5(E,A,B,C,D,WL66,SL66,KL4);
    179 	RIP5(D,E,A,B,C,WL67,SL67,KL4);
    180 	RIP5(C,D,E,A,B,WL68,SL68,KL4);
    181 	RIP5(B,C,D,E,A,WL69,SL69,KL4);
    182 	RIP5(A,B,C,D,E,WL70,SL70,KL4);
    183 	RIP5(E,A,B,C,D,WL71,SL71,KL4);
    184 	RIP5(D,E,A,B,C,WL72,SL72,KL4);
    185 	RIP5(C,D,E,A,B,WL73,SL73,KL4);
    186 	RIP5(B,C,D,E,A,WL74,SL74,KL4);
    187 	RIP5(A,B,C,D,E,WL75,SL75,KL4);
    188 	RIP5(E,A,B,C,D,WL76,SL76,KL4);
    189 	RIP5(D,E,A,B,C,WL77,SL77,KL4);
    190 	RIP5(C,D,E,A,B,WL78,SL78,KL4);
    191 	RIP5(B,C,D,E,A,WL79,SL79,KL4);
    192 
    193 	a=A; b=B; c=C; d=D; e=E;
    194 	/* Do other half */
    195 	A=ctx->A; B=ctx->B; C=ctx->C; D=ctx->D; E=ctx->E;
    196 
    197 	RIP5(A,B,C,D,E,WR00,SR00,KR0);
    198 	RIP5(E,A,B,C,D,WR01,SR01,KR0);
    199 	RIP5(D,E,A,B,C,WR02,SR02,KR0);
    200 	RIP5(C,D,E,A,B,WR03,SR03,KR0);
    201 	RIP5(B,C,D,E,A,WR04,SR04,KR0);
    202 	RIP5(A,B,C,D,E,WR05,SR05,KR0);
    203 	RIP5(E,A,B,C,D,WR06,SR06,KR0);
    204 	RIP5(D,E,A,B,C,WR07,SR07,KR0);
    205 	RIP5(C,D,E,A,B,WR08,SR08,KR0);
    206 	RIP5(B,C,D,E,A,WR09,SR09,KR0);
    207 	RIP5(A,B,C,D,E,WR10,SR10,KR0);
    208 	RIP5(E,A,B,C,D,WR11,SR11,KR0);
    209 	RIP5(D,E,A,B,C,WR12,SR12,KR0);
    210 	RIP5(C,D,E,A,B,WR13,SR13,KR0);
    211 	RIP5(B,C,D,E,A,WR14,SR14,KR0);
    212 	RIP5(A,B,C,D,E,WR15,SR15,KR0);
    213 
    214 	RIP4(E,A,B,C,D,WR16,SR16,KR1);
    215 	RIP4(D,E,A,B,C,WR17,SR17,KR1);
    216 	RIP4(C,D,E,A,B,WR18,SR18,KR1);
    217 	RIP4(B,C,D,E,A,WR19,SR19,KR1);
    218 	RIP4(A,B,C,D,E,WR20,SR20,KR1);
    219 	RIP4(E,A,B,C,D,WR21,SR21,KR1);
    220 	RIP4(D,E,A,B,C,WR22,SR22,KR1);
    221 	RIP4(C,D,E,A,B,WR23,SR23,KR1);
    222 	RIP4(B,C,D,E,A,WR24,SR24,KR1);
    223 	RIP4(A,B,C,D,E,WR25,SR25,KR1);
    224 	RIP4(E,A,B,C,D,WR26,SR26,KR1);
    225 	RIP4(D,E,A,B,C,WR27,SR27,KR1);
    226 	RIP4(C,D,E,A,B,WR28,SR28,KR1);
    227 	RIP4(B,C,D,E,A,WR29,SR29,KR1);
    228 	RIP4(A,B,C,D,E,WR30,SR30,KR1);
    229 	RIP4(E,A,B,C,D,WR31,SR31,KR1);
    230 
    231 	RIP3(D,E,A,B,C,WR32,SR32,KR2);
    232 	RIP3(C,D,E,A,B,WR33,SR33,KR2);
    233 	RIP3(B,C,D,E,A,WR34,SR34,KR2);
    234 	RIP3(A,B,C,D,E,WR35,SR35,KR2);
    235 	RIP3(E,A,B,C,D,WR36,SR36,KR2);
    236 	RIP3(D,E,A,B,C,WR37,SR37,KR2);
    237 	RIP3(C,D,E,A,B,WR38,SR38,KR2);
    238 	RIP3(B,C,D,E,A,WR39,SR39,KR2);
    239 	RIP3(A,B,C,D,E,WR40,SR40,KR2);
    240 	RIP3(E,A,B,C,D,WR41,SR41,KR2);
    241 	RIP3(D,E,A,B,C,WR42,SR42,KR2);
    242 	RIP3(C,D,E,A,B,WR43,SR43,KR2);
    243 	RIP3(B,C,D,E,A,WR44,SR44,KR2);
    244 	RIP3(A,B,C,D,E,WR45,SR45,KR2);
    245 	RIP3(E,A,B,C,D,WR46,SR46,KR2);
    246 	RIP3(D,E,A,B,C,WR47,SR47,KR2);
    247 
    248 	RIP2(C,D,E,A,B,WR48,SR48,KR3);
    249 	RIP2(B,C,D,E,A,WR49,SR49,KR3);
    250 	RIP2(A,B,C,D,E,WR50,SR50,KR3);
    251 	RIP2(E,A,B,C,D,WR51,SR51,KR3);
    252 	RIP2(D,E,A,B,C,WR52,SR52,KR3);
    253 	RIP2(C,D,E,A,B,WR53,SR53,KR3);
    254 	RIP2(B,C,D,E,A,WR54,SR54,KR3);
    255 	RIP2(A,B,C,D,E,WR55,SR55,KR3);
    256 	RIP2(E,A,B,C,D,WR56,SR56,KR3);
    257 	RIP2(D,E,A,B,C,WR57,SR57,KR3);
    258 	RIP2(C,D,E,A,B,WR58,SR58,KR3);
    259 	RIP2(B,C,D,E,A,WR59,SR59,KR3);
    260 	RIP2(A,B,C,D,E,WR60,SR60,KR3);
    261 	RIP2(E,A,B,C,D,WR61,SR61,KR3);
    262 	RIP2(D,E,A,B,C,WR62,SR62,KR3);
    263 	RIP2(C,D,E,A,B,WR63,SR63,KR3);
    264 
    265 	RIP1(B,C,D,E,A,WR64,SR64);
    266 	RIP1(A,B,C,D,E,WR65,SR65);
    267 	RIP1(E,A,B,C,D,WR66,SR66);
    268 	RIP1(D,E,A,B,C,WR67,SR67);
    269 	RIP1(C,D,E,A,B,WR68,SR68);
    270 	RIP1(B,C,D,E,A,WR69,SR69);
    271 	RIP1(A,B,C,D,E,WR70,SR70);
    272 	RIP1(E,A,B,C,D,WR71,SR71);
    273 	RIP1(D,E,A,B,C,WR72,SR72);
    274 	RIP1(C,D,E,A,B,WR73,SR73);
    275 	RIP1(B,C,D,E,A,WR74,SR74);
    276 	RIP1(A,B,C,D,E,WR75,SR75);
    277 	RIP1(E,A,B,C,D,WR76,SR76);
    278 	RIP1(D,E,A,B,C,WR77,SR77);
    279 	RIP1(C,D,E,A,B,WR78,SR78);
    280 	RIP1(B,C,D,E,A,WR79,SR79);
    281 
    282 	D     =ctx->B+c+D;
    283 	ctx->B=ctx->C+d+E;
    284 	ctx->C=ctx->D+e+A;
    285 	ctx->D=ctx->E+a+B;
    286 	ctx->E=ctx->A+b+C;
    287 	ctx->A=D;
    288 
    289 		}
    290 	}
    291 #endif
    292