1: /* crypto/ripemd/rmd_dgst.c */
2: /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3: * All rights reserved.
4: *
5: * This package is an SSL implementation written
6: * by Eric Young (eay@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@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@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@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: * $FreeBSD: src/lib/libmd/rmd160c.c,v 1.4 1999/08/28 00:05:07 peter Exp $
59: * $DragonFly: src/lib/libmd/rmd160c.c,v 1.2 2003/06/17 04:26:50 dillon Exp $
60: */
61:
62: #include <sys/types.h>
63:
64: #include <stdio.h>
65: #include <string.h>
66:
67: #if 0
68: #include <machine/ansi.h> /* we use the __ variants of bit-sized types */
69: #endif
70: #include <machine/endian.h>
71:
72: #include "rmd_locl.h"
73:
74: /*
75: * The assembly-language code is not position-independent, so don't
76: * try to use it in a shared library.
77: */
78: #ifdef PIC
79: #undef RMD160_ASM
80: #endif
81:
82: char *RMD160_version="RIPEMD160 part of SSLeay 0.9.0b 11-Oct-1998";
83:
84: #ifdef RMD160_ASM
85: void ripemd160_block_x86(RIPEMD160_CTX *c, const u_int32_t *p,int num);
86: #define ripemd160_block ripemd160_block_x86
87: #else
88: void ripemd160_block(RIPEMD160_CTX *c, const u_int32_t *p,int num);
89: #endif
90:
91: void RIPEMD160_Init(c)
92: RIPEMD160_CTX *c;
93: {
94: c->A=RIPEMD160_A;
95: c->B=RIPEMD160_B;
96: c->C=RIPEMD160_C;
97: c->D=RIPEMD160_D;
98: c->E=RIPEMD160_E;
99: c->Nl=0;
100: c->Nh=0;
101: c->num=0;
102: }
103:
104: void RIPEMD160_Update(c, data, len)
105: RIPEMD160_CTX *c;
106: const unsigned char *data;
107: size_t len;
108: {
109: register u_int32_t *p;
110: int sw,sc;
111: u_int32_t l;
112:
113: if (len == 0) return;
114:
115: l=(c->Nl+(len<<3))&0xffffffffL;
116: if (l < c->Nl) /* overflow */
117: c->Nh++;
118: c->Nh+=(len>>29);
119: c->Nl=l;
120:
121: if (c->num != 0)
122: {
123: p=c->data;
124: sw=c->num>>2;
125: sc=c->num&0x03;
126:
127: if ((c->num+len) >= RIPEMD160_CBLOCK)
128: {
129: l= p[sw];
130: p_c2l(data,l,sc);
131: p[sw++]=l;
132: for (; sw<RIPEMD160_LBLOCK; sw++)
133: {
134: c2l(data,l);
135: p[sw]=l;
136: }
137: len-=(RIPEMD160_CBLOCK-c->num);
138:
139: ripemd160_block(c,p,64);
140: c->num=0;
141: /* drop through and do the rest */
142: }
143: else
144: {
145: int ew,ec;
146:
147: c->num+=(int)len;
148: if ((sc+len) < 4) /* ugly, add char's to a word */
149: {
150: l= p[sw];
151: p_c2l_p(data,l,sc,len);
152: p[sw]=l;
153: }
154: else
155: {
156: ew=(c->num>>2);
157: ec=(c->num&0x03);
158: l= p[sw];
159: p_c2l(data,l,sc);
160: p[sw++]=l;
161: for (; sw < ew; sw++)
162: { c2l(data,l); p[sw]=l; }
163: if (ec)
164: {
165: c2l_p(data,l,ec);
166: p[sw]=l;
167: }
168: }
169: return;
170: }
171: }
172: /* we now can process the input data in blocks of RIPEMD160_CBLOCK
173: * chars and save the leftovers to c->data. */
174: #if BYTE_ORDER == LITTLE_ENDIAN
175: if ((((unsigned long)data)%sizeof(u_int32_t)) == 0)
176: {
177: sw=(int)len/RIPEMD160_CBLOCK;
178: if (sw > 0)
179: {
180: sw*=RIPEMD160_CBLOCK;
181: ripemd160_block(c,(u_int32_t *)data,sw);
182: data+=sw;
183: len-=sw;
184: }
185: }
186: #endif
187: p=c->data;
188: while (len >= RIPEMD160_CBLOCK)
189: {
190: #if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == BIG_ENDIAN
191: if (p != (u_int32_t *)data)
192: memcpy(p,data,RIPEMD160_CBLOCK);
193: data+=RIPEMD160_CBLOCK;
194: #if BYTE_ORDER == BIG_ENDIAN
195: for (sw=(RIPEMD160_LBLOCK/4); sw; sw--)
196: {
197: Endian_Reverse32(p[0]);
198: Endian_Reverse32(p[1]);
199: Endian_Reverse32(p[2]);
200: Endian_Reverse32(p[3]);
201: p+=4;
202: }
203: #endif
204: #else
205: for (sw=(RIPEMD160_LBLOCK/4); sw; sw--)
206: {
207: c2l(data,l); *(p++)=l;
208: c2l(data,l); *(p++)=l;
209: c2l(data,l); *(p++)=l;
210: c2l(data,l); *(p++)=l;
211: }
212: #endif
213: p=c->data;
214: ripemd160_block(c,p,64);
215: len-=RIPEMD160_CBLOCK;
216: }
217: sc=(int)len;
218: c->num=sc;
219: if (sc)
220: {
221: sw=sc>>2; /* words to copy */
222: #if BYTE_ORDER == LITTLE_ENDIAN
223: p[sw]=0;
224: memcpy(p,data,sc);
225: #else
226: sc&=0x03;
227: for ( ; sw; sw--)
228: { c2l(data,l); *(p++)=l; }
229: c2l_p(data,l,sc);
230: *p=l;
231: #endif
232: }
233: }
234:
235: void RIPEMD160_Transform(c,b)
236: RIPEMD160_CTX *c;
237: unsigned char *b;
238: {
239: u_int32_t p[16];
240: #if BYTE_ORDER != LITTLE_ENDIAN
241: u_int32_t *q;
242: int i;
243: #endif
244:
245: #if BYTE_ORDER == BIG_ENDIAN || BYTE_ORDER == LITTLE_ENDIAN
246: memcpy(p,b,64);
247: #if BYTE_ORDER == BIG_ENDIAN
248: q=p;
249: for (i=(RIPEMD160_LBLOCK/4); i; i--)
250: {
251: Endian_Reverse32(q[0]);
252: Endian_Reverse32(q[1]);
253: Endian_Reverse32(q[2]);
254: Endian_Reverse32(q[3]);
255: q+=4;
256: }
257: #endif
258: #else
259: q=p;
260: for (i=(RIPEMD160_LBLOCK/4); i; i--)
261: {
262: u_int32_t l;
263: c2l(b,l); *(q++)=l;
264: c2l(b,l); *(q++)=l;
265: c2l(b,l); *(q++)=l;
266: c2l(b,l); *(q++)=l;
267: }
268: #endif
269: ripemd160_block(c,p,64);
270: }
271:
272: #ifndef RMD160_ASM
273:
274: void ripemd160_block(ctx, X, num)
275: RIPEMD160_CTX *ctx;
276: const u_int32_t *X;
277: int num;
278: {
279: register u_int32_t A,B,C,D,E;
280: u_int32_t a,b,c,d,e;
281:
282: for (;;)
283: {
284: A=ctx->A; B=ctx->B; C=ctx->C; D=ctx->D; E=ctx->E;
285:
286: RIP1(A,B,C,D,E,WL00,SL00);
287: RIP1(E,A,B,C,D,WL01,SL01);
288: RIP1(D,E,A,B,C,WL02,SL02);
289: RIP1(C,D,E,A,B,WL03,SL03);
290: RIP1(B,C,D,E,A,WL04,SL04);
291: RIP1(A,B,C,D,E,WL05,SL05);
292: RIP1(E,A,B,C,D,WL06,SL06);
293: RIP1(D,E,A,B,C,WL07,SL07);
294: RIP1(C,D,E,A,B,WL08,SL08);
295: RIP1(B,C,D,E,A,WL09,SL09);
296: RIP1(A,B,C,D,E,WL10,SL10);
297: RIP1(E,A,B,C,D,WL11,SL11);
298: RIP1(D,E,A,B,C,WL12,SL12);
299: RIP1(C,D,E,A,B,WL13,SL13);
300: RIP1(B,C,D,E,A,WL14,SL14);
301: RIP1(A,B,C,D,E,WL15,SL15);
302:
303: RIP2(E,A,B,C,D,WL16,SL16,KL1);
304: RIP2(D,E,A,B,C,WL17,SL17,KL1);
305: RIP2(C,D,E,A,B,WL18,SL18,KL1);
306: RIP2(B,C,D,E,A,WL19,SL19,KL1);
307: RIP2(A,B,C,D,E,WL20,SL20,KL1);
308: RIP2(E,A,B,C,D,WL21,SL21,KL1);
309: RIP2(D,E,A,B,C,WL22,SL22,KL1);
310: RIP2(C,D,E,A,B,WL23,SL23,KL1);
311: RIP2(B,C,D,E,A,WL24,SL24,KL1);
312: RIP2(A,B,C,D,E,WL25,SL25,KL1);
313: RIP2(E,A,B,C,D,WL26,SL26,KL1);
314: RIP2(D,E,A,B,C,WL27,SL27,KL1);
315: RIP2(C,D,E,A,B,WL28,SL28,KL1);
316: RIP2(B,C,D,E,A,WL29,SL29,KL1);
317: RIP2(A,B,C,D,E,WL30,SL30,KL1);
318: RIP2(E,A,B,C,D,WL31,SL31,KL1);
319:
320: RIP3(D,E,A,B,C,WL32,SL32,KL2);
321: RIP3(C,D,E,A,B,WL33,SL33,KL2);
322: RIP3(B,C,D,E,A,WL34,SL34,KL2);
323: RIP3(A,B,C,D,E,WL35,SL35,KL2);
324: RIP3(E,A,B,C,D,WL36,SL36,KL2);
325: RIP3(D,E,A,B,C,WL37,SL37,KL2);
326: RIP3(C,D,E,A,B,WL38,SL38,KL2);
327: RIP3(B,C,D,E,A,WL39,SL39,KL2);
328: RIP3(A,B,C,D,E,WL40,SL40,KL2);
329: RIP3(E,A,B,C,D,WL41,SL41,KL2);
330: RIP3(D,E,A,B,C,WL42,SL42,KL2);
331: RIP3(C,D,E,A,B,WL43,SL43,KL2);
332: RIP3(B,C,D,E,A,WL44,SL44,KL2);
333: RIP3(A,B,C,D,E,WL45,SL45,KL2);
334: RIP3(E,A,B,C,D,WL46,SL46,KL2);
335: RIP3(D,E,A,B,C,WL47,SL47,KL2);
336:
337: RIP4(C,D,E,A,B,WL48,SL48,KL3);
338: RIP4(B,C,D,E,A,WL49,SL49,KL3);
339: RIP4(A,B,C,D,E,WL50,SL50,KL3);
340: RIP4(E,A,B,C,D,WL51,SL51,KL3);
341: RIP4(D,E,A,B,C,WL52,SL52,KL3);
342: RIP4(C,D,E,A,B,WL53,SL53,KL3);
343: RIP4(B,C,D,E,A,WL54,SL54,KL3);
344: RIP4(A,B,C,D,E,WL55,SL55,KL3);
345: RIP4(E,A,B,C,D,WL56,SL56,KL3);
346: RIP4(D,E,A,B,C,WL57,SL57,KL3);
347: RIP4(C,D,E,A,B,WL58,SL58,KL3);
348: RIP4(B,C,D,E,A,WL59,SL59,KL3);
349: RIP4(A,B,C,D,E,WL60,SL60,KL3);
350: RIP4(E,A,B,C,D,WL61,SL61,KL3);
351: RIP4(D,E,A,B,C,WL62,SL62,KL3);
352: RIP4(C,D,E,A,B,WL63,SL63,KL3);
353:
354: RIP5(B,C,D,E,A,WL64,SL64,KL4);
355: RIP5(A,B,C,D,E,WL65,SL65,KL4);
356: RIP5(E,A,B,C,D,WL66,SL66,KL4);
357: RIP5(D,E,A,B,C,WL67,SL67,KL4);
358: RIP5(C,D,E,A,B,WL68,SL68,KL4);
359: RIP5(B,C,D,E,A,WL69,SL69,KL4);
360: RIP5(A,B,C,D,E,WL70,SL70,KL4);
361: RIP5(E,A,B,C,D,WL71,SL71,KL4);
362: RIP5(D,E,A,B,C,WL72,SL72,KL4);
363: RIP5(C,D,E,A,B,WL73,SL73,KL4);
364: RIP5(B,C,D,E,A,WL74,SL74,KL4);
365: RIP5(A,B,C,D,E,WL75,SL75,KL4);
366: RIP5(E,A,B,C,D,WL76,SL76,KL4);
367: RIP5(D,E,A,B,C,WL77,SL77,KL4);
368: RIP5(C,D,E,A,B,WL78,SL78,KL4);
369: RIP5(B,C,D,E,A,WL79,SL79,KL4);
370:
371: a=A; b=B; c=C; d=D; e=E;
372: /* Do other half */
373: A=ctx->A; B=ctx->B; C=ctx->C; D=ctx->D; E=ctx->E;
374:
375: RIP5(A,B,C,D,E,WR00,SR00,KR0);
376: RIP5(E,A,B,C,D,WR01,SR01,KR0);
377: RIP5(D,E,A,B,C,WR02,SR02,KR0);
378: RIP5(C,D,E,A,B,WR03,SR03,KR0);
379: RIP5(B,C,D,E,A,WR04,SR04,KR0);
380: RIP5(A,B,C,D,E,WR05,SR05,KR0);
381: RIP5(E,A,B,C,D,WR06,SR06,KR0);
382: RIP5(D,E,A,B,C,WR07,SR07,KR0);
383: RIP5(C,D,E,A,B,WR08,SR08,KR0);
384: RIP5(B,C,D,E,A,WR09,SR09,KR0);
385: RIP5(A,B,C,D,E,WR10,SR10,KR0);
386: RIP5(E,A,B,C,D,WR11,SR11,KR0);
387: RIP5(D,E,A,B,C,WR12,SR12,KR0);
388: RIP5(C,D,E,A,B,WR13,SR13,KR0);
389: RIP5(B,C,D,E,A,WR14,SR14,KR0);
390: RIP5(A,B,C,D,E,WR15,SR15,KR0);
391:
392: RIP4(E,A,B,C,D,WR16,SR16,KR1);
393: RIP4(D,E,A,B,C,WR17,SR17,KR1);
394: RIP4(C,D,E,A,B,WR18,SR18,KR1);
395: RIP4(B,C,D,E,A,WR19,SR19,KR1);
396: RIP4(A,B,C,D,E,WR20,SR20,KR1);
397: RIP4(E,A,B,C,D,WR21,SR21,KR1);
398: RIP4(D,E,A,B,C,WR22,SR22,KR1);
399: RIP4(C,D,E,A,B,WR23,SR23,KR1);
400: RIP4(B,C,D,E,A,WR24,SR24,KR1);
401: RIP4(A,B,C,D,E,WR25,SR25,KR1);
402: RIP4(E,A,B,C,D,WR26,SR26,KR1);
403: RIP4(D,E,A,B,C,WR27,SR27,KR1);
404: RIP4(C,D,E,A,B,WR28,SR28,KR1);
405: RIP4(B,C,D,E,A,WR29,SR29,KR1);
406: RIP4(A,B,C,D,E,WR30,SR30,KR1);
407: RIP4(E,A,B,C,D,WR31,SR31,KR1);
408:
409: RIP3(D,E,A,B,C,WR32,SR32,KR2);
410: RIP3(C,D,E,A,B,WR33,SR33,KR2);
411: RIP3(B,C,D,E,A,WR34,SR34,KR2);
412: RIP3(A,B,C,D,E,WR35,SR35,KR2);
413: RIP3(E,A,B,C,D,WR36,SR36,KR2);
414: RIP3(D,E,A,B,C,WR37,SR37,KR2);
415: RIP3(C,D,E,A,B,WR38,SR38,KR2);
416: RIP3(B,C,D,E,A,WR39,SR39,KR2);
417: RIP3(A,B,C,D,E,WR40,SR40,KR2);
418: RIP3(E,A,B,C,D,WR41,SR41,KR2);
419: RIP3(D,E,A,B,C,WR42,SR42,KR2);
420: RIP3(C,D,E,A,B,WR43,SR43,KR2);
421: RIP3(B,C,D,E,A,WR44,SR44,KR2);
422: RIP3(A,B,C,D,E,WR45,SR45,KR2);
423: RIP3(E,A,B,C,D,WR46,SR46,KR2);
424: RIP3(D,E,A,B,C,WR47,SR47,KR2);
425:
426: RIP2(C,D,E,A,B,WR48,SR48,KR3);
427: RIP2(B,C,D,E,A,WR49,SR49,KR3);
428: RIP2(A,B,C,D,E,WR50,SR50,KR3);
429: RIP2(E,A,B,C,D,WR51,SR51,KR3);
430: RIP2(D,E,A,B,C,WR52,SR52,KR3);
431: RIP2(C,D,E,A,B,WR53,SR53,KR3);
432: RIP2(B,C,D,E,A,WR54,SR54,KR3);
433: RIP2(A,B,C,D,E,WR55,SR55,KR3);
434: RIP2(E,A,B,C,D,WR56,SR56,KR3);
435: RIP2(D,E,A,B,C,WR57,SR57,KR3);
436: RIP2(C,D,E,A,B,WR58,SR58,KR3);
437: RIP2(B,C,D,E,A,WR59,SR59,KR3);
438: RIP2(A,B,C,D,E,WR60,SR60,KR3);
439: RIP2(E,A,B,C,D,WR61,SR61,KR3);
440: RIP2(D,E,A,B,C,WR62,SR62,KR3);
441: RIP2(C,D,E,A,B,WR63,SR63,KR3);
442:
443: RIP1(B,C,D,E,A,WR64,SR64);
444: RIP1(A,B,C,D,E,WR65,SR65);
445: RIP1(E,A,B,C,D,WR66,SR66);
446: RIP1(D,E,A,B,C,WR67,SR67);
447: RIP1(C,D,E,A,B,WR68,SR68);
448: RIP1(B,C,D,E,A,WR69,SR69);
449: RIP1(A,B,C,D,E,WR70,SR70);
450: RIP1(E,A,B,C,D,WR71,SR71);
451: RIP1(D,E,A,B,C,WR72,SR72);
452: RIP1(C,D,E,A,B,WR73,SR73);
453: RIP1(B,C,D,E,A,WR74,SR74);
454: RIP1(A,B,C,D,E,WR75,SR75);
455: RIP1(E,A,B,C,D,WR76,SR76);
456: RIP1(D,E,A,B,C,WR77,SR77);
457: RIP1(C,D,E,A,B,WR78,SR78);
458: RIP1(B,C,D,E,A,WR79,SR79);
459:
460: D =ctx->B+c+D;
461: ctx->B=ctx->C+d+E;
462: ctx->C=ctx->D+e+A;
463: ctx->D=ctx->E+a+B;
464: ctx->E=ctx->A+b+C;
465: ctx->A=D;
466:
467: X+=16;
468: num-=64;
469: if (num <= 0) break;
470: }
471: }
472: #endif
473:
474: void RIPEMD160_Final(md, c)
475: unsigned char *md;
476: RIPEMD160_CTX *c;
477: {
478: register int i,j;
479: register u_int32_t l;
480: register u_int32_t *p;
481: static unsigned char end[4]={0x80,0x00,0x00,0x00};
482: unsigned char *cp=end;
483:
484: /* c->num should definitly have room for at least one more byte. */
485: p=c->data;
486: j=c->num;
487: i=j>>2;
488:
489: /* purify often complains about the following line as an
490: * Uninitialized Memory Read. While this can be true, the
491: * following p_c2l macro will reset l when that case is true.
492: * This is because j&0x03 contains the number of 'valid' bytes
493: * already in p[i]. If and only if j&0x03 == 0, the UMR will
494: * occur but this is also the only time p_c2l will do
495: * l= *(cp++) instead of l|= *(cp++)
496: * Many thanks to Alex Tang <altitude@cic.net> for pickup this
497: * 'potential bug' */
498: #ifdef PURIFY
499: if ((j&0x03) == 0) p[i]=0;
500: #endif
501: l=p[i];
502: p_c2l(cp,l,j&0x03);
503: p[i]=l;
504: i++;
505: /* i is the next 'undefined word' */
506: if (c->num >= RIPEMD160_LAST_BLOCK)
507: {
508: for (; i<RIPEMD160_LBLOCK; i++)
509: p[i]=0;
510: ripemd160_block(c,p,64);
511: i=0;
512: }
513: for (; i<(RIPEMD160_LBLOCK-2); i++)
514: p[i]=0;
515: p[RIPEMD160_LBLOCK-2]=c->Nl;
516: p[RIPEMD160_LBLOCK-1]=c->Nh;
517: ripemd160_block(c,p,64);
518: cp=md;
519: l=c->A; l2c(l,cp);
520: l=c->B; l2c(l,cp);
521: l=c->C; l2c(l,cp);
522: l=c->D; l2c(l,cp);
523: l=c->E; l2c(l,cp);
524:
525: /* clear stuff, ripemd160_block may be leaving some stuff on the stack
526: * but I'm not worried :-) */
527: c->num=0;
528: /* memset((char *)&c,0,sizeof(c));*/
529: }
530:
531: #ifdef undef
532: int printit(l)
533: unsigned long *l;
534: {
535: int i,ii;
536:
537: for (i=0; i<2; i++)
538: {
539: for (ii=0; ii<8; ii++)
540: {
541: fprintf(stderr,"%08lx ",l[i*8+ii]);
542: }
543: fprintf(stderr,"\n");
544: }
545: }
546: #endif
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