?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
remove gcc34
[dragonfly.git] / crypto / heimdal-0.6.3 / lib / des / asm / win32.asm
blob29c915f78f2071946a9e5f7213298d53e778bbfd
1 ; Don't even think of reading this code
2 ; It was automatically generated by des-som2.pl
3 ; Which is a perl program used to generate the x86 assember for
4 ; any of elf, a.out, Win32, or Solaris
5 ; It can be found in SSLeay 0.6.5+ or in libdes 3.26+
6 ; eric <eay@mincom.oz.au>
7 ; The inner loop instruction sequence and the IP/FP modifications
8 ; are from Svend Olaf Mikkelsen <svolaf@inet.uni-c.dk>
9
10 ;
11 TITLE dx86xxxx.asm
12 .386
13 .model FLAT
14 _TEXT SEGMENT
15 PUBLIC _des_encrypt
16 EXTRN _des_SPtrans:DWORD
17 _des_encrypt PROC NEAR
18 push ebp
19 push ebx
20 push esi
21 push edi
22 ;
23 ; Load the 2 words
24 mov esi, DWORD PTR 20[esp]
25 xor ecx, ecx
26 mov eax, DWORD PTR [esi]
27 mov ebx, DWORD PTR 28[esp]
28 mov edi, DWORD PTR 4[esi]
29 ;
30 ; IP
31 rol eax, 4
32 mov esi, eax
33 xor eax, edi
34 and eax, 0f0f0f0f0h
35 xor esi, eax
36 xor edi, eax
37 ;
38 rol edi, 20
39 mov eax, edi
40 xor edi, esi
41 and edi, 0fff0000fh
42 xor eax, edi
43 xor esi, edi
44 ;
45 rol eax, 14
46 mov edi, eax
47 xor eax, esi
48 and eax, 033333333h
49 xor edi, eax
50 xor esi, eax
51 ;
52 rol esi, 22
53 mov eax, esi
54 xor esi, edi
55 and esi, 003fc03fch
56 xor eax, esi
57 xor edi, esi
58 ;
59 rol eax, 9
60 mov esi, eax
61 xor eax, edi
62 and eax, 0aaaaaaaah
63 xor esi, eax
64 xor edi, eax
65 ;
66 rol edi, 1
67 cmp ebx, 0
68 mov ebp, DWORD PTR 24[esp]
69 je $L000start_decrypt
70 ;
71 ; Round 0
72 mov eax, DWORD PTR [ebp]
73 xor ebx, ebx
74 mov edx, DWORD PTR 4[ebp]
75 xor eax, esi
76 xor edx, esi
77 and eax, 0fcfcfcfch
78 and edx, 0cfcfcfcfh
79 mov bl, al
80 mov cl, ah
81 ror edx, 4
82 mov ebp, DWORD PTR _des_SPtrans[ebx]
83 mov bl, dl
84 xor edi, ebp
85 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
86 xor edi, ebp
87 mov cl, dh
88 shr eax, 16
89 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
90 xor edi, ebp
91 mov bl, ah
92 shr edx, 16
93 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
94 xor edi, ebp
95 mov ebp, DWORD PTR 24[esp]
96 mov cl, dh
97 and eax, 0ffh
98 and edx, 0ffh
99 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
100 xor edi, ebx
101 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
102 xor edi, ebx
103 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
104 xor edi, ebx
105 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
106 xor edi, ebx
107 ;
108 ; Round 1
109 mov eax, DWORD PTR 8[ebp]
110 xor ebx, ebx
111 mov edx, DWORD PTR 12[ebp]
112 xor eax, edi
113 xor edx, edi
114 and eax, 0fcfcfcfch
115 and edx, 0cfcfcfcfh
116 mov bl, al
117 mov cl, ah
118 ror edx, 4
119 mov ebp, DWORD PTR _des_SPtrans[ebx]
120 mov bl, dl
121 xor esi, ebp
122 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
123 xor esi, ebp
124 mov cl, dh
125 shr eax, 16
126 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
127 xor esi, ebp
128 mov bl, ah
129 shr edx, 16
130 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
131 xor esi, ebp
132 mov ebp, DWORD PTR 24[esp]
133 mov cl, dh
134 and eax, 0ffh
135 and edx, 0ffh
136 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
137 xor esi, ebx
138 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
139 xor esi, ebx
140 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
141 xor esi, ebx
142 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
143 xor esi, ebx
144 ;
145 ; Round 2
146 mov eax, DWORD PTR 16[ebp]
147 xor ebx, ebx
148 mov edx, DWORD PTR 20[ebp]
149 xor eax, esi
150 xor edx, esi
151 and eax, 0fcfcfcfch
152 and edx, 0cfcfcfcfh
153 mov bl, al
154 mov cl, ah
155 ror edx, 4
156 mov ebp, DWORD PTR _des_SPtrans[ebx]
157 mov bl, dl
158 xor edi, ebp
159 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
160 xor edi, ebp
161 mov cl, dh
162 shr eax, 16
163 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
164 xor edi, ebp
165 mov bl, ah
166 shr edx, 16
167 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
168 xor edi, ebp
169 mov ebp, DWORD PTR 24[esp]
170 mov cl, dh
171 and eax, 0ffh
172 and edx, 0ffh
173 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
174 xor edi, ebx
175 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
176 xor edi, ebx
177 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
178 xor edi, ebx
179 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
180 xor edi, ebx
181 ;
182 ; Round 3
183 mov eax, DWORD PTR 24[ebp]
184 xor ebx, ebx
185 mov edx, DWORD PTR 28[ebp]
186 xor eax, edi
187 xor edx, edi
188 and eax, 0fcfcfcfch
189 and edx, 0cfcfcfcfh
190 mov bl, al
191 mov cl, ah
192 ror edx, 4
193 mov ebp, DWORD PTR _des_SPtrans[ebx]
194 mov bl, dl
195 xor esi, ebp
196 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
197 xor esi, ebp
198 mov cl, dh
199 shr eax, 16
200 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
201 xor esi, ebp
202 mov bl, ah
203 shr edx, 16
204 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
205 xor esi, ebp
206 mov ebp, DWORD PTR 24[esp]
207 mov cl, dh
208 and eax, 0ffh
209 and edx, 0ffh
210 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
211 xor esi, ebx
212 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
213 xor esi, ebx
214 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
215 xor esi, ebx
216 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
217 xor esi, ebx
218 ;
219 ; Round 4
220 mov eax, DWORD PTR 32[ebp]
221 xor ebx, ebx
222 mov edx, DWORD PTR 36[ebp]
223 xor eax, esi
224 xor edx, esi
225 and eax, 0fcfcfcfch
226 and edx, 0cfcfcfcfh
227 mov bl, al
228 mov cl, ah
229 ror edx, 4
230 mov ebp, DWORD PTR _des_SPtrans[ebx]
231 mov bl, dl
232 xor edi, ebp
233 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
234 xor edi, ebp
235 mov cl, dh
236 shr eax, 16
237 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
238 xor edi, ebp
239 mov bl, ah
240 shr edx, 16
241 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
242 xor edi, ebp
243 mov ebp, DWORD PTR 24[esp]
244 mov cl, dh
245 and eax, 0ffh
246 and edx, 0ffh
247 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
248 xor edi, ebx
249 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
250 xor edi, ebx
251 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
252 xor edi, ebx
253 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
254 xor edi, ebx
255 ;
256 ; Round 5
257 mov eax, DWORD PTR 40[ebp]
258 xor ebx, ebx
259 mov edx, DWORD PTR 44[ebp]
260 xor eax, edi
261 xor edx, edi
262 and eax, 0fcfcfcfch
263 and edx, 0cfcfcfcfh
264 mov bl, al
265 mov cl, ah
266 ror edx, 4
267 mov ebp, DWORD PTR _des_SPtrans[ebx]
268 mov bl, dl
269 xor esi, ebp
270 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
271 xor esi, ebp
272 mov cl, dh
273 shr eax, 16
274 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
275 xor esi, ebp
276 mov bl, ah
277 shr edx, 16
278 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
279 xor esi, ebp
280 mov ebp, DWORD PTR 24[esp]
281 mov cl, dh
282 and eax, 0ffh
283 and edx, 0ffh
284 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
285 xor esi, ebx
286 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
287 xor esi, ebx
288 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
289 xor esi, ebx
290 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
291 xor esi, ebx
292 ;
293 ; Round 6
294 mov eax, DWORD PTR 48[ebp]
295 xor ebx, ebx
296 mov edx, DWORD PTR 52[ebp]
297 xor eax, esi
298 xor edx, esi
299 and eax, 0fcfcfcfch
300 and edx, 0cfcfcfcfh
301 mov bl, al
302 mov cl, ah
303 ror edx, 4
304 mov ebp, DWORD PTR _des_SPtrans[ebx]
305 mov bl, dl
306 xor edi, ebp
307 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
308 xor edi, ebp
309 mov cl, dh
310 shr eax, 16
311 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
312 xor edi, ebp
313 mov bl, ah
314 shr edx, 16
315 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
316 xor edi, ebp
317 mov ebp, DWORD PTR 24[esp]
318 mov cl, dh
319 and eax, 0ffh
320 and edx, 0ffh
321 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
322 xor edi, ebx
323 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
324 xor edi, ebx
325 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
326 xor edi, ebx
327 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
328 xor edi, ebx
329 ;
330 ; Round 7
331 mov eax, DWORD PTR 56[ebp]
332 xor ebx, ebx
333 mov edx, DWORD PTR 60[ebp]
334 xor eax, edi
335 xor edx, edi
336 and eax, 0fcfcfcfch
337 and edx, 0cfcfcfcfh
338 mov bl, al
339 mov cl, ah
340 ror edx, 4
341 mov ebp, DWORD PTR _des_SPtrans[ebx]
342 mov bl, dl
343 xor esi, ebp
344 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
345 xor esi, ebp
346 mov cl, dh
347 shr eax, 16
348 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
349 xor esi, ebp
350 mov bl, ah
351 shr edx, 16
352 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
353 xor esi, ebp
354 mov ebp, DWORD PTR 24[esp]
355 mov cl, dh
356 and eax, 0ffh
357 and edx, 0ffh
358 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
359 xor esi, ebx
360 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
361 xor esi, ebx
362 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
363 xor esi, ebx
364 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
365 xor esi, ebx
366 ;
367 ; Round 8
368 mov eax, DWORD PTR 64[ebp]
369 xor ebx, ebx
370 mov edx, DWORD PTR 68[ebp]
371 xor eax, esi
372 xor edx, esi
373 and eax, 0fcfcfcfch
374 and edx, 0cfcfcfcfh
375 mov bl, al
376 mov cl, ah
377 ror edx, 4
378 mov ebp, DWORD PTR _des_SPtrans[ebx]
379 mov bl, dl
380 xor edi, ebp
381 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
382 xor edi, ebp
383 mov cl, dh
384 shr eax, 16
385 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
386 xor edi, ebp
387 mov bl, ah
388 shr edx, 16
389 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
390 xor edi, ebp
391 mov ebp, DWORD PTR 24[esp]
392 mov cl, dh
393 and eax, 0ffh
394 and edx, 0ffh
395 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
396 xor edi, ebx
397 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
398 xor edi, ebx
399 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
400 xor edi, ebx
401 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
402 xor edi, ebx
403 ;
404 ; Round 9
405 mov eax, DWORD PTR 72[ebp]
406 xor ebx, ebx
407 mov edx, DWORD PTR 76[ebp]
408 xor eax, edi
409 xor edx, edi
410 and eax, 0fcfcfcfch
411 and edx, 0cfcfcfcfh
412 mov bl, al
413 mov cl, ah
414 ror edx, 4
415 mov ebp, DWORD PTR _des_SPtrans[ebx]
416 mov bl, dl
417 xor esi, ebp
418 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
419 xor esi, ebp
420 mov cl, dh
421 shr eax, 16
422 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
423 xor esi, ebp
424 mov bl, ah
425 shr edx, 16
426 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
427 xor esi, ebp
428 mov ebp, DWORD PTR 24[esp]
429 mov cl, dh
430 and eax, 0ffh
431 and edx, 0ffh
432 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
433 xor esi, ebx
434 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
435 xor esi, ebx
436 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
437 xor esi, ebx
438 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
439 xor esi, ebx
440 ;
441 ; Round 10
442 mov eax, DWORD PTR 80[ebp]
443 xor ebx, ebx
444 mov edx, DWORD PTR 84[ebp]
445 xor eax, esi
446 xor edx, esi
447 and eax, 0fcfcfcfch
448 and edx, 0cfcfcfcfh
449 mov bl, al
450 mov cl, ah
451 ror edx, 4
452 mov ebp, DWORD PTR _des_SPtrans[ebx]
453 mov bl, dl
454 xor edi, ebp
455 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
456 xor edi, ebp
457 mov cl, dh
458 shr eax, 16
459 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
460 xor edi, ebp
461 mov bl, ah
462 shr edx, 16
463 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
464 xor edi, ebp
465 mov ebp, DWORD PTR 24[esp]
466 mov cl, dh
467 and eax, 0ffh
468 and edx, 0ffh
469 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
470 xor edi, ebx
471 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
472 xor edi, ebx
473 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
474 xor edi, ebx
475 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
476 xor edi, ebx
477 ;
478 ; Round 11
479 mov eax, DWORD PTR 88[ebp]
480 xor ebx, ebx
481 mov edx, DWORD PTR 92[ebp]
482 xor eax, edi
483 xor edx, edi
484 and eax, 0fcfcfcfch
485 and edx, 0cfcfcfcfh
486 mov bl, al
487 mov cl, ah
488 ror edx, 4
489 mov ebp, DWORD PTR _des_SPtrans[ebx]
490 mov bl, dl
491 xor esi, ebp
492 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
493 xor esi, ebp
494 mov cl, dh
495 shr eax, 16
496 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
497 xor esi, ebp
498 mov bl, ah
499 shr edx, 16
500 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
501 xor esi, ebp
502 mov ebp, DWORD PTR 24[esp]
503 mov cl, dh
504 and eax, 0ffh
505 and edx, 0ffh
506 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
507 xor esi, ebx
508 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
509 xor esi, ebx
510 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
511 xor esi, ebx
512 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
513 xor esi, ebx
514 ;
515 ; Round 12
516 mov eax, DWORD PTR 96[ebp]
517 xor ebx, ebx
518 mov edx, DWORD PTR 100[ebp]
519 xor eax, esi
520 xor edx, esi
521 and eax, 0fcfcfcfch
522 and edx, 0cfcfcfcfh
523 mov bl, al
524 mov cl, ah
525 ror edx, 4
526 mov ebp, DWORD PTR _des_SPtrans[ebx]
527 mov bl, dl
528 xor edi, ebp
529 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
530 xor edi, ebp
531 mov cl, dh
532 shr eax, 16
533 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
534 xor edi, ebp
535 mov bl, ah
536 shr edx, 16
537 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
538 xor edi, ebp
539 mov ebp, DWORD PTR 24[esp]
540 mov cl, dh
541 and eax, 0ffh
542 and edx, 0ffh
543 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
544 xor edi, ebx
545 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
546 xor edi, ebx
547 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
548 xor edi, ebx
549 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
550 xor edi, ebx
551 ;
552 ; Round 13
553 mov eax, DWORD PTR 104[ebp]
554 xor ebx, ebx
555 mov edx, DWORD PTR 108[ebp]
556 xor eax, edi
557 xor edx, edi
558 and eax, 0fcfcfcfch
559 and edx, 0cfcfcfcfh
560 mov bl, al
561 mov cl, ah
562 ror edx, 4
563 mov ebp, DWORD PTR _des_SPtrans[ebx]
564 mov bl, dl
565 xor esi, ebp
566 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
567 xor esi, ebp
568 mov cl, dh
569 shr eax, 16
570 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
571 xor esi, ebp
572 mov bl, ah
573 shr edx, 16
574 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
575 xor esi, ebp
576 mov ebp, DWORD PTR 24[esp]
577 mov cl, dh
578 and eax, 0ffh
579 and edx, 0ffh
580 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
581 xor esi, ebx
582 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
583 xor esi, ebx
584 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
585 xor esi, ebx
586 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
587 xor esi, ebx
588 ;
589 ; Round 14
590 mov eax, DWORD PTR 112[ebp]
591 xor ebx, ebx
592 mov edx, DWORD PTR 116[ebp]
593 xor eax, esi
594 xor edx, esi
595 and eax, 0fcfcfcfch
596 and edx, 0cfcfcfcfh
597 mov bl, al
598 mov cl, ah
599 ror edx, 4
600 mov ebp, DWORD PTR _des_SPtrans[ebx]
601 mov bl, dl
602 xor edi, ebp
603 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
604 xor edi, ebp
605 mov cl, dh
606 shr eax, 16
607 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
608 xor edi, ebp
609 mov bl, ah
610 shr edx, 16
611 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
612 xor edi, ebp
613 mov ebp, DWORD PTR 24[esp]
614 mov cl, dh
615 and eax, 0ffh
616 and edx, 0ffh
617 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
618 xor edi, ebx
619 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
620 xor edi, ebx
621 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
622 xor edi, ebx
623 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
624 xor edi, ebx
625 ;
626 ; Round 15
627 mov eax, DWORD PTR 120[ebp]
628 xor ebx, ebx
629 mov edx, DWORD PTR 124[ebp]
630 xor eax, edi
631 xor edx, edi
632 and eax, 0fcfcfcfch
633 and edx, 0cfcfcfcfh
634 mov bl, al
635 mov cl, ah
636 ror edx, 4
637 mov ebp, DWORD PTR _des_SPtrans[ebx]
638 mov bl, dl
639 xor esi, ebp
640 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
641 xor esi, ebp
642 mov cl, dh
643 shr eax, 16
644 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
645 xor esi, ebp
646 mov bl, ah
647 shr edx, 16
648 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
649 xor esi, ebp
650 mov ebp, DWORD PTR 24[esp]
651 mov cl, dh
652 and eax, 0ffh
653 and edx, 0ffh
654 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
655 xor esi, ebx
656 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
657 xor esi, ebx
658 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
659 xor esi, ebx
660 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
661 xor esi, ebx
662 jmp $L001end
663 $L000start_decrypt:
664 ;
665 ; Round 15
666 mov eax, DWORD PTR 120[ebp]
667 xor ebx, ebx
668 mov edx, DWORD PTR 124[ebp]
669 xor eax, esi
670 xor edx, esi
671 and eax, 0fcfcfcfch
672 and edx, 0cfcfcfcfh
673 mov bl, al
674 mov cl, ah
675 ror edx, 4
676 mov ebp, DWORD PTR _des_SPtrans[ebx]
677 mov bl, dl
678 xor edi, ebp
679 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
680 xor edi, ebp
681 mov cl, dh
682 shr eax, 16
683 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
684 xor edi, ebp
685 mov bl, ah
686 shr edx, 16
687 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
688 xor edi, ebp
689 mov ebp, DWORD PTR 24[esp]
690 mov cl, dh
691 and eax, 0ffh
692 and edx, 0ffh
693 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
694 xor edi, ebx
695 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
696 xor edi, ebx
697 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
698 xor edi, ebx
699 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
700 xor edi, ebx
701 ;
702 ; Round 14
703 mov eax, DWORD PTR 112[ebp]
704 xor ebx, ebx
705 mov edx, DWORD PTR 116[ebp]
706 xor eax, edi
707 xor edx, edi
708 and eax, 0fcfcfcfch
709 and edx, 0cfcfcfcfh
710 mov bl, al
711 mov cl, ah
712 ror edx, 4
713 mov ebp, DWORD PTR _des_SPtrans[ebx]
714 mov bl, dl
715 xor esi, ebp
716 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
717 xor esi, ebp
718 mov cl, dh
719 shr eax, 16
720 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
721 xor esi, ebp
722 mov bl, ah
723 shr edx, 16
724 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
725 xor esi, ebp
726 mov ebp, DWORD PTR 24[esp]
727 mov cl, dh
728 and eax, 0ffh
729 and edx, 0ffh
730 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
731 xor esi, ebx
732 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
733 xor esi, ebx
734 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
735 xor esi, ebx
736 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
737 xor esi, ebx
738 ;
739 ; Round 13
740 mov eax, DWORD PTR 104[ebp]
741 xor ebx, ebx
742 mov edx, DWORD PTR 108[ebp]
743 xor eax, esi
744 xor edx, esi
745 and eax, 0fcfcfcfch
746 and edx, 0cfcfcfcfh
747 mov bl, al
748 mov cl, ah
749 ror edx, 4
750 mov ebp, DWORD PTR _des_SPtrans[ebx]
751 mov bl, dl
752 xor edi, ebp
753 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
754 xor edi, ebp
755 mov cl, dh
756 shr eax, 16
757 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
758 xor edi, ebp
759 mov bl, ah
760 shr edx, 16
761 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
762 xor edi, ebp
763 mov ebp, DWORD PTR 24[esp]
764 mov cl, dh
765 and eax, 0ffh
766 and edx, 0ffh
767 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
768 xor edi, ebx
769 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
770 xor edi, ebx
771 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
772 xor edi, ebx
773 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
774 xor edi, ebx
775 ;
776 ; Round 12
777 mov eax, DWORD PTR 96[ebp]
778 xor ebx, ebx
779 mov edx, DWORD PTR 100[ebp]
780 xor eax, edi
781 xor edx, edi
782 and eax, 0fcfcfcfch
783 and edx, 0cfcfcfcfh
784 mov bl, al
785 mov cl, ah
786 ror edx, 4
787 mov ebp, DWORD PTR _des_SPtrans[ebx]
788 mov bl, dl
789 xor esi, ebp
790 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
791 xor esi, ebp
792 mov cl, dh
793 shr eax, 16
794 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
795 xor esi, ebp
796 mov bl, ah
797 shr edx, 16
798 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
799 xor esi, ebp
800 mov ebp, DWORD PTR 24[esp]
801 mov cl, dh
802 and eax, 0ffh
803 and edx, 0ffh
804 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
805 xor esi, ebx
806 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
807 xor esi, ebx
808 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
809 xor esi, ebx
810 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
811 xor esi, ebx
812 ;
813 ; Round 11
814 mov eax, DWORD PTR 88[ebp]
815 xor ebx, ebx
816 mov edx, DWORD PTR 92[ebp]
817 xor eax, esi
818 xor edx, esi
819 and eax, 0fcfcfcfch
820 and edx, 0cfcfcfcfh
821 mov bl, al
822 mov cl, ah
823 ror edx, 4
824 mov ebp, DWORD PTR _des_SPtrans[ebx]
825 mov bl, dl
826 xor edi, ebp
827 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
828 xor edi, ebp
829 mov cl, dh
830 shr eax, 16
831 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
832 xor edi, ebp
833 mov bl, ah
834 shr edx, 16
835 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
836 xor edi, ebp
837 mov ebp, DWORD PTR 24[esp]
838 mov cl, dh
839 and eax, 0ffh
840 and edx, 0ffh
841 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
842 xor edi, ebx
843 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
844 xor edi, ebx
845 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
846 xor edi, ebx
847 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
848 xor edi, ebx
849 ;
850 ; Round 10
851 mov eax, DWORD PTR 80[ebp]
852 xor ebx, ebx
853 mov edx, DWORD PTR 84[ebp]
854 xor eax, edi
855 xor edx, edi
856 and eax, 0fcfcfcfch
857 and edx, 0cfcfcfcfh
858 mov bl, al
859 mov cl, ah
860 ror edx, 4
861 mov ebp, DWORD PTR _des_SPtrans[ebx]
862 mov bl, dl
863 xor esi, ebp
864 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
865 xor esi, ebp
866 mov cl, dh
867 shr eax, 16
868 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
869 xor esi, ebp
870 mov bl, ah
871 shr edx, 16
872 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
873 xor esi, ebp
874 mov ebp, DWORD PTR 24[esp]
875 mov cl, dh
876 and eax, 0ffh
877 and edx, 0ffh
878 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
879 xor esi, ebx
880 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
881 xor esi, ebx
882 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
883 xor esi, ebx
884 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
885 xor esi, ebx
886 ;
887 ; Round 9
888 mov eax, DWORD PTR 72[ebp]
889 xor ebx, ebx
890 mov edx, DWORD PTR 76[ebp]
891 xor eax, esi
892 xor edx, esi
893 and eax, 0fcfcfcfch
894 and edx, 0cfcfcfcfh
895 mov bl, al
896 mov cl, ah
897 ror edx, 4
898 mov ebp, DWORD PTR _des_SPtrans[ebx]
899 mov bl, dl
900 xor edi, ebp
901 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
902 xor edi, ebp
903 mov cl, dh
904 shr eax, 16
905 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
906 xor edi, ebp
907 mov bl, ah
908 shr edx, 16
909 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
910 xor edi, ebp
911 mov ebp, DWORD PTR 24[esp]
912 mov cl, dh
913 and eax, 0ffh
914 and edx, 0ffh
915 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
916 xor edi, ebx
917 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
918 xor edi, ebx
919 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
920 xor edi, ebx
921 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
922 xor edi, ebx
923 ;
924 ; Round 8
925 mov eax, DWORD PTR 64[ebp]
926 xor ebx, ebx
927 mov edx, DWORD PTR 68[ebp]
928 xor eax, edi
929 xor edx, edi
930 and eax, 0fcfcfcfch
931 and edx, 0cfcfcfcfh
932 mov bl, al
933 mov cl, ah
934 ror edx, 4
935 mov ebp, DWORD PTR _des_SPtrans[ebx]
936 mov bl, dl
937 xor esi, ebp
938 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
939 xor esi, ebp
940 mov cl, dh
941 shr eax, 16
942 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
943 xor esi, ebp
944 mov bl, ah
945 shr edx, 16
946 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
947 xor esi, ebp
948 mov ebp, DWORD PTR 24[esp]
949 mov cl, dh
950 and eax, 0ffh
951 and edx, 0ffh
952 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
953 xor esi, ebx
954 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
955 xor esi, ebx
956 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
957 xor esi, ebx
958 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
959 xor esi, ebx
960 ;
961 ; Round 7
962 mov eax, DWORD PTR 56[ebp]
963 xor ebx, ebx
964 mov edx, DWORD PTR 60[ebp]
965 xor eax, esi
966 xor edx, esi
967 and eax, 0fcfcfcfch
968 and edx, 0cfcfcfcfh
969 mov bl, al
970 mov cl, ah
971 ror edx, 4
972 mov ebp, DWORD PTR _des_SPtrans[ebx]
973 mov bl, dl
974 xor edi, ebp
975 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
976 xor edi, ebp
977 mov cl, dh
978 shr eax, 16
979 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
980 xor edi, ebp
981 mov bl, ah
982 shr edx, 16
983 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
984 xor edi, ebp
985 mov ebp, DWORD PTR 24[esp]
986 mov cl, dh
987 and eax, 0ffh
988 and edx, 0ffh
989 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
990 xor edi, ebx
991 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
992 xor edi, ebx
993 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
994 xor edi, ebx
995 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
996 xor edi, ebx
997 ;
998 ; Round 6
999 mov eax, DWORD PTR 48[ebp]
1000 xor ebx, ebx
1001 mov edx, DWORD PTR 52[ebp]
1002 xor eax, edi
1003 xor edx, edi
1004 and eax, 0fcfcfcfch
1005 and edx, 0cfcfcfcfh
1006 mov bl, al
1007 mov cl, ah
1008 ror edx, 4
1009 mov ebp, DWORD PTR _des_SPtrans[ebx]
1010 mov bl, dl
1011 xor esi, ebp
1012 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1013 xor esi, ebp
1014 mov cl, dh
1015 shr eax, 16
1016 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1017 xor esi, ebp
1018 mov bl, ah
1019 shr edx, 16
1020 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1021 xor esi, ebp
1022 mov ebp, DWORD PTR 24[esp]
1023 mov cl, dh
1024 and eax, 0ffh
1025 and edx, 0ffh
1026 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1027 xor esi, ebx
1028 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1029 xor esi, ebx
1030 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1031 xor esi, ebx
1032 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1033 xor esi, ebx
1034 ;
1035 ; Round 5
1036 mov eax, DWORD PTR 40[ebp]
1037 xor ebx, ebx
1038 mov edx, DWORD PTR 44[ebp]
1039 xor eax, esi
1040 xor edx, esi
1041 and eax, 0fcfcfcfch
1042 and edx, 0cfcfcfcfh
1043 mov bl, al
1044 mov cl, ah
1045 ror edx, 4
1046 mov ebp, DWORD PTR _des_SPtrans[ebx]
1047 mov bl, dl
1048 xor edi, ebp
1049 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1050 xor edi, ebp
1051 mov cl, dh
1052 shr eax, 16
1053 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1054 xor edi, ebp
1055 mov bl, ah
1056 shr edx, 16
1057 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1058 xor edi, ebp
1059 mov ebp, DWORD PTR 24[esp]
1060 mov cl, dh
1061 and eax, 0ffh
1062 and edx, 0ffh
1063 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1064 xor edi, ebx
1065 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1066 xor edi, ebx
1067 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1068 xor edi, ebx
1069 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1070 xor edi, ebx
1071 ;
1072 ; Round 4
1073 mov eax, DWORD PTR 32[ebp]
1074 xor ebx, ebx
1075 mov edx, DWORD PTR 36[ebp]
1076 xor eax, edi
1077 xor edx, edi
1078 and eax, 0fcfcfcfch
1079 and edx, 0cfcfcfcfh
1080 mov bl, al
1081 mov cl, ah
1082 ror edx, 4
1083 mov ebp, DWORD PTR _des_SPtrans[ebx]
1084 mov bl, dl
1085 xor esi, ebp
1086 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1087 xor esi, ebp
1088 mov cl, dh
1089 shr eax, 16
1090 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1091 xor esi, ebp
1092 mov bl, ah
1093 shr edx, 16
1094 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1095 xor esi, ebp
1096 mov ebp, DWORD PTR 24[esp]
1097 mov cl, dh
1098 and eax, 0ffh
1099 and edx, 0ffh
1100 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1101 xor esi, ebx
1102 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1103 xor esi, ebx
1104 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1105 xor esi, ebx
1106 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1107 xor esi, ebx
1108 ;
1109 ; Round 3
1110 mov eax, DWORD PTR 24[ebp]
1111 xor ebx, ebx
1112 mov edx, DWORD PTR 28[ebp]
1113 xor eax, esi
1114 xor edx, esi
1115 and eax, 0fcfcfcfch
1116 and edx, 0cfcfcfcfh
1117 mov bl, al
1118 mov cl, ah
1119 ror edx, 4
1120 mov ebp, DWORD PTR _des_SPtrans[ebx]
1121 mov bl, dl
1122 xor edi, ebp
1123 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1124 xor edi, ebp
1125 mov cl, dh
1126 shr eax, 16
1127 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1128 xor edi, ebp
1129 mov bl, ah
1130 shr edx, 16
1131 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1132 xor edi, ebp
1133 mov ebp, DWORD PTR 24[esp]
1134 mov cl, dh
1135 and eax, 0ffh
1136 and edx, 0ffh
1137 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1138 xor edi, ebx
1139 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1140 xor edi, ebx
1141 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1142 xor edi, ebx
1143 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1144 xor edi, ebx
1145 ;
1146 ; Round 2
1147 mov eax, DWORD PTR 16[ebp]
1148 xor ebx, ebx
1149 mov edx, DWORD PTR 20[ebp]
1150 xor eax, edi
1151 xor edx, edi
1152 and eax, 0fcfcfcfch
1153 and edx, 0cfcfcfcfh
1154 mov bl, al
1155 mov cl, ah
1156 ror edx, 4
1157 mov ebp, DWORD PTR _des_SPtrans[ebx]
1158 mov bl, dl
1159 xor esi, ebp
1160 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1161 xor esi, ebp
1162 mov cl, dh
1163 shr eax, 16
1164 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1165 xor esi, ebp
1166 mov bl, ah
1167 shr edx, 16
1168 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1169 xor esi, ebp
1170 mov ebp, DWORD PTR 24[esp]
1171 mov cl, dh
1172 and eax, 0ffh
1173 and edx, 0ffh
1174 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1175 xor esi, ebx
1176 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1177 xor esi, ebx
1178 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1179 xor esi, ebx
1180 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1181 xor esi, ebx
1182 ;
1183 ; Round 1
1184 mov eax, DWORD PTR 8[ebp]
1185 xor ebx, ebx
1186 mov edx, DWORD PTR 12[ebp]
1187 xor eax, esi
1188 xor edx, esi
1189 and eax, 0fcfcfcfch
1190 and edx, 0cfcfcfcfh
1191 mov bl, al
1192 mov cl, ah
1193 ror edx, 4
1194 mov ebp, DWORD PTR _des_SPtrans[ebx]
1195 mov bl, dl
1196 xor edi, ebp
1197 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1198 xor edi, ebp
1199 mov cl, dh
1200 shr eax, 16
1201 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1202 xor edi, ebp
1203 mov bl, ah
1204 shr edx, 16
1205 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1206 xor edi, ebp
1207 mov ebp, DWORD PTR 24[esp]
1208 mov cl, dh
1209 and eax, 0ffh
1210 and edx, 0ffh
1211 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1212 xor edi, ebx
1213 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1214 xor edi, ebx
1215 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1216 xor edi, ebx
1217 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1218 xor edi, ebx
1219 ;
1220 ; Round 0
1221 mov eax, DWORD PTR [ebp]
1222 xor ebx, ebx
1223 mov edx, DWORD PTR 4[ebp]
1224 xor eax, edi
1225 xor edx, edi
1226 and eax, 0fcfcfcfch
1227 and edx, 0cfcfcfcfh
1228 mov bl, al
1229 mov cl, ah
1230 ror edx, 4
1231 mov ebp, DWORD PTR _des_SPtrans[ebx]
1232 mov bl, dl
1233 xor esi, ebp
1234 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1235 xor esi, ebp
1236 mov cl, dh
1237 shr eax, 16
1238 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1239 xor esi, ebp
1240 mov bl, ah
1241 shr edx, 16
1242 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1243 xor esi, ebp
1244 mov ebp, DWORD PTR 24[esp]
1245 mov cl, dh
1246 and eax, 0ffh
1247 and edx, 0ffh
1248 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1249 xor esi, ebx
1250 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1251 xor esi, ebx
1252 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1253 xor esi, ebx
1254 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1255 xor esi, ebx
1256 $L001end:
1257 ;
1258 ; FP
1259 mov edx, DWORD PTR 20[esp]
1260 ror esi, 1
1261 mov eax, edi
1262 xor edi, esi
1263 and edi, 0aaaaaaaah
1264 xor eax, edi
1265 xor esi, edi
1266 ;
1267 rol eax, 23
1268 mov edi, eax
1269 xor eax, esi
1270 and eax, 003fc03fch
1271 xor edi, eax
1272 xor esi, eax
1273 ;
1274 rol edi, 10
1275 mov eax, edi
1276 xor edi, esi
1277 and edi, 033333333h
1278 xor eax, edi
1279 xor esi, edi
1280 ;
1281 rol esi, 18
1282 mov edi, esi
1283 xor esi, eax
1284 and esi, 0fff0000fh
1285 xor edi, esi
1286 xor eax, esi
1287 ;
1288 rol edi, 12
1289 mov esi, edi
1290 xor edi, eax
1291 and edi, 0f0f0f0f0h
1292 xor esi, edi
1293 xor eax, edi
1294 ;
1295 ror eax, 4
1296 mov DWORD PTR [edx],eax
1297 mov DWORD PTR 4[edx],esi
1298 pop edi
1299 pop esi
1300 pop ebx
1301 pop ebp
1302 ret
1303 _des_encrypt ENDP
1304 _TEXT ENDS
1305 _TEXT SEGMENT
1306 PUBLIC _des_encrypt2
1307 EXTRN _des_SPtrans:DWORD
1308 _des_encrypt2 PROC NEAR
1309 push ebp
1310 push ebx
1311 push esi
1312 push edi
1313 ;
1314 ; Load the 2 words
1315 mov eax, DWORD PTR 20[esp]
1316 xor ecx, ecx
1317 mov esi, DWORD PTR [eax]
1318 mov ebx, DWORD PTR 28[esp]
1319 rol esi, 3
1320 mov edi, DWORD PTR 4[eax]
1321 rol edi, 3
1322 cmp ebx, 0
1323 mov ebp, DWORD PTR 24[esp]
1324 je $L002start_decrypt
1325 ;
1326 ; Round 0
1327 mov eax, DWORD PTR [ebp]
1328 xor ebx, ebx
1329 mov edx, DWORD PTR 4[ebp]
1330 xor eax, esi
1331 xor edx, esi
1332 and eax, 0fcfcfcfch
1333 and edx, 0cfcfcfcfh
1334 mov bl, al
1335 mov cl, ah
1336 ror edx, 4
1337 mov ebp, DWORD PTR _des_SPtrans[ebx]
1338 mov bl, dl
1339 xor edi, ebp
1340 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1341 xor edi, ebp
1342 mov cl, dh
1343 shr eax, 16
1344 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1345 xor edi, ebp
1346 mov bl, ah
1347 shr edx, 16
1348 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1349 xor edi, ebp
1350 mov ebp, DWORD PTR 24[esp]
1351 mov cl, dh
1352 and eax, 0ffh
1353 and edx, 0ffh
1354 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1355 xor edi, ebx
1356 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1357 xor edi, ebx
1358 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1359 xor edi, ebx
1360 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1361 xor edi, ebx
1362 ;
1363 ; Round 1
1364 mov eax, DWORD PTR 8[ebp]
1365 xor ebx, ebx
1366 mov edx, DWORD PTR 12[ebp]
1367 xor eax, edi
1368 xor edx, edi
1369 and eax, 0fcfcfcfch
1370 and edx, 0cfcfcfcfh
1371 mov bl, al
1372 mov cl, ah
1373 ror edx, 4
1374 mov ebp, DWORD PTR _des_SPtrans[ebx]
1375 mov bl, dl
1376 xor esi, ebp
1377 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1378 xor esi, ebp
1379 mov cl, dh
1380 shr eax, 16
1381 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1382 xor esi, ebp
1383 mov bl, ah
1384 shr edx, 16
1385 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1386 xor esi, ebp
1387 mov ebp, DWORD PTR 24[esp]
1388 mov cl, dh
1389 and eax, 0ffh
1390 and edx, 0ffh
1391 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1392 xor esi, ebx
1393 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1394 xor esi, ebx
1395 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1396 xor esi, ebx
1397 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1398 xor esi, ebx
1399 ;
1400 ; Round 2
1401 mov eax, DWORD PTR 16[ebp]
1402 xor ebx, ebx
1403 mov edx, DWORD PTR 20[ebp]
1404 xor eax, esi
1405 xor edx, esi
1406 and eax, 0fcfcfcfch
1407 and edx, 0cfcfcfcfh
1408 mov bl, al
1409 mov cl, ah
1410 ror edx, 4
1411 mov ebp, DWORD PTR _des_SPtrans[ebx]
1412 mov bl, dl
1413 xor edi, ebp
1414 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1415 xor edi, ebp
1416 mov cl, dh
1417 shr eax, 16
1418 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1419 xor edi, ebp
1420 mov bl, ah
1421 shr edx, 16
1422 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1423 xor edi, ebp
1424 mov ebp, DWORD PTR 24[esp]
1425 mov cl, dh
1426 and eax, 0ffh
1427 and edx, 0ffh
1428 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1429 xor edi, ebx
1430 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1431 xor edi, ebx
1432 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1433 xor edi, ebx
1434 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1435 xor edi, ebx
1436 ;
1437 ; Round 3
1438 mov eax, DWORD PTR 24[ebp]
1439 xor ebx, ebx
1440 mov edx, DWORD PTR 28[ebp]
1441 xor eax, edi
1442 xor edx, edi
1443 and eax, 0fcfcfcfch
1444 and edx, 0cfcfcfcfh
1445 mov bl, al
1446 mov cl, ah
1447 ror edx, 4
1448 mov ebp, DWORD PTR _des_SPtrans[ebx]
1449 mov bl, dl
1450 xor esi, ebp
1451 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1452 xor esi, ebp
1453 mov cl, dh
1454 shr eax, 16
1455 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1456 xor esi, ebp
1457 mov bl, ah
1458 shr edx, 16
1459 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1460 xor esi, ebp
1461 mov ebp, DWORD PTR 24[esp]
1462 mov cl, dh
1463 and eax, 0ffh
1464 and edx, 0ffh
1465 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1466 xor esi, ebx
1467 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1468 xor esi, ebx
1469 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1470 xor esi, ebx
1471 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1472 xor esi, ebx
1473 ;
1474 ; Round 4
1475 mov eax, DWORD PTR 32[ebp]
1476 xor ebx, ebx
1477 mov edx, DWORD PTR 36[ebp]
1478 xor eax, esi
1479 xor edx, esi
1480 and eax, 0fcfcfcfch
1481 and edx, 0cfcfcfcfh
1482 mov bl, al
1483 mov cl, ah
1484 ror edx, 4
1485 mov ebp, DWORD PTR _des_SPtrans[ebx]
1486 mov bl, dl
1487 xor edi, ebp
1488 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1489 xor edi, ebp
1490 mov cl, dh
1491 shr eax, 16
1492 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1493 xor edi, ebp
1494 mov bl, ah
1495 shr edx, 16
1496 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1497 xor edi, ebp
1498 mov ebp, DWORD PTR 24[esp]
1499 mov cl, dh
1500 and eax, 0ffh
1501 and edx, 0ffh
1502 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1503 xor edi, ebx
1504 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1505 xor edi, ebx
1506 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1507 xor edi, ebx
1508 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1509 xor edi, ebx
1510 ;
1511 ; Round 5
1512 mov eax, DWORD PTR 40[ebp]
1513 xor ebx, ebx
1514 mov edx, DWORD PTR 44[ebp]
1515 xor eax, edi
1516 xor edx, edi
1517 and eax, 0fcfcfcfch
1518 and edx, 0cfcfcfcfh
1519 mov bl, al
1520 mov cl, ah
1521 ror edx, 4
1522 mov ebp, DWORD PTR _des_SPtrans[ebx]
1523 mov bl, dl
1524 xor esi, ebp
1525 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1526 xor esi, ebp
1527 mov cl, dh
1528 shr eax, 16
1529 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1530 xor esi, ebp
1531 mov bl, ah
1532 shr edx, 16
1533 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1534 xor esi, ebp
1535 mov ebp, DWORD PTR 24[esp]
1536 mov cl, dh
1537 and eax, 0ffh
1538 and edx, 0ffh
1539 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1540 xor esi, ebx
1541 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1542 xor esi, ebx
1543 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1544 xor esi, ebx
1545 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1546 xor esi, ebx
1547 ;
1548 ; Round 6
1549 mov eax, DWORD PTR 48[ebp]
1550 xor ebx, ebx
1551 mov edx, DWORD PTR 52[ebp]
1552 xor eax, esi
1553 xor edx, esi
1554 and eax, 0fcfcfcfch
1555 and edx, 0cfcfcfcfh
1556 mov bl, al
1557 mov cl, ah
1558 ror edx, 4
1559 mov ebp, DWORD PTR _des_SPtrans[ebx]
1560 mov bl, dl
1561 xor edi, ebp
1562 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1563 xor edi, ebp
1564 mov cl, dh
1565 shr eax, 16
1566 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1567 xor edi, ebp
1568 mov bl, ah
1569 shr edx, 16
1570 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1571 xor edi, ebp
1572 mov ebp, DWORD PTR 24[esp]
1573 mov cl, dh
1574 and eax, 0ffh
1575 and edx, 0ffh
1576 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1577 xor edi, ebx
1578 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1579 xor edi, ebx
1580 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1581 xor edi, ebx
1582 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1583 xor edi, ebx
1584 ;
1585 ; Round 7
1586 mov eax, DWORD PTR 56[ebp]
1587 xor ebx, ebx
1588 mov edx, DWORD PTR 60[ebp]
1589 xor eax, edi
1590 xor edx, edi
1591 and eax, 0fcfcfcfch
1592 and edx, 0cfcfcfcfh
1593 mov bl, al
1594 mov cl, ah
1595 ror edx, 4
1596 mov ebp, DWORD PTR _des_SPtrans[ebx]
1597 mov bl, dl
1598 xor esi, ebp
1599 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1600 xor esi, ebp
1601 mov cl, dh
1602 shr eax, 16
1603 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1604 xor esi, ebp
1605 mov bl, ah
1606 shr edx, 16
1607 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1608 xor esi, ebp
1609 mov ebp, DWORD PTR 24[esp]
1610 mov cl, dh
1611 and eax, 0ffh
1612 and edx, 0ffh
1613 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1614 xor esi, ebx
1615 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1616 xor esi, ebx
1617 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1618 xor esi, ebx
1619 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1620 xor esi, ebx
1621 ;
1622 ; Round 8
1623 mov eax, DWORD PTR 64[ebp]
1624 xor ebx, ebx
1625 mov edx, DWORD PTR 68[ebp]
1626 xor eax, esi
1627 xor edx, esi
1628 and eax, 0fcfcfcfch
1629 and edx, 0cfcfcfcfh
1630 mov bl, al
1631 mov cl, ah
1632 ror edx, 4
1633 mov ebp, DWORD PTR _des_SPtrans[ebx]
1634 mov bl, dl
1635 xor edi, ebp
1636 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1637 xor edi, ebp
1638 mov cl, dh
1639 shr eax, 16
1640 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1641 xor edi, ebp
1642 mov bl, ah
1643 shr edx, 16
1644 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1645 xor edi, ebp
1646 mov ebp, DWORD PTR 24[esp]
1647 mov cl, dh
1648 and eax, 0ffh
1649 and edx, 0ffh
1650 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1651 xor edi, ebx
1652 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1653 xor edi, ebx
1654 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1655 xor edi, ebx
1656 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1657 xor edi, ebx
1658 ;
1659 ; Round 9
1660 mov eax, DWORD PTR 72[ebp]
1661 xor ebx, ebx
1662 mov edx, DWORD PTR 76[ebp]
1663 xor eax, edi
1664 xor edx, edi
1665 and eax, 0fcfcfcfch
1666 and edx, 0cfcfcfcfh
1667 mov bl, al
1668 mov cl, ah
1669 ror edx, 4
1670 mov ebp, DWORD PTR _des_SPtrans[ebx]
1671 mov bl, dl
1672 xor esi, ebp
1673 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1674 xor esi, ebp
1675 mov cl, dh
1676 shr eax, 16
1677 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1678 xor esi, ebp
1679 mov bl, ah
1680 shr edx, 16
1681 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1682 xor esi, ebp
1683 mov ebp, DWORD PTR 24[esp]
1684 mov cl, dh
1685 and eax, 0ffh
1686 and edx, 0ffh
1687 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1688 xor esi, ebx
1689 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1690 xor esi, ebx
1691 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1692 xor esi, ebx
1693 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1694 xor esi, ebx
1695 ;
1696 ; Round 10
1697 mov eax, DWORD PTR 80[ebp]
1698 xor ebx, ebx
1699 mov edx, DWORD PTR 84[ebp]
1700 xor eax, esi
1701 xor edx, esi
1702 and eax, 0fcfcfcfch
1703 and edx, 0cfcfcfcfh
1704 mov bl, al
1705 mov cl, ah
1706 ror edx, 4
1707 mov ebp, DWORD PTR _des_SPtrans[ebx]
1708 mov bl, dl
1709 xor edi, ebp
1710 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1711 xor edi, ebp
1712 mov cl, dh
1713 shr eax, 16
1714 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1715 xor edi, ebp
1716 mov bl, ah
1717 shr edx, 16
1718 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1719 xor edi, ebp
1720 mov ebp, DWORD PTR 24[esp]
1721 mov cl, dh
1722 and eax, 0ffh
1723 and edx, 0ffh
1724 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1725 xor edi, ebx
1726 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1727 xor edi, ebx
1728 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1729 xor edi, ebx
1730 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1731 xor edi, ebx
1732 ;
1733 ; Round 11
1734 mov eax, DWORD PTR 88[ebp]
1735 xor ebx, ebx
1736 mov edx, DWORD PTR 92[ebp]
1737 xor eax, edi
1738 xor edx, edi
1739 and eax, 0fcfcfcfch
1740 and edx, 0cfcfcfcfh
1741 mov bl, al
1742 mov cl, ah
1743 ror edx, 4
1744 mov ebp, DWORD PTR _des_SPtrans[ebx]
1745 mov bl, dl
1746 xor esi, ebp
1747 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1748 xor esi, ebp
1749 mov cl, dh
1750 shr eax, 16
1751 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1752 xor esi, ebp
1753 mov bl, ah
1754 shr edx, 16
1755 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1756 xor esi, ebp
1757 mov ebp, DWORD PTR 24[esp]
1758 mov cl, dh
1759 and eax, 0ffh
1760 and edx, 0ffh
1761 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1762 xor esi, ebx
1763 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1764 xor esi, ebx
1765 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1766 xor esi, ebx
1767 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1768 xor esi, ebx
1769 ;
1770 ; Round 12
1771 mov eax, DWORD PTR 96[ebp]
1772 xor ebx, ebx
1773 mov edx, DWORD PTR 100[ebp]
1774 xor eax, esi
1775 xor edx, esi
1776 and eax, 0fcfcfcfch
1777 and edx, 0cfcfcfcfh
1778 mov bl, al
1779 mov cl, ah
1780 ror edx, 4
1781 mov ebp, DWORD PTR _des_SPtrans[ebx]
1782 mov bl, dl
1783 xor edi, ebp
1784 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1785 xor edi, ebp
1786 mov cl, dh
1787 shr eax, 16
1788 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1789 xor edi, ebp
1790 mov bl, ah
1791 shr edx, 16
1792 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1793 xor edi, ebp
1794 mov ebp, DWORD PTR 24[esp]
1795 mov cl, dh
1796 and eax, 0ffh
1797 and edx, 0ffh
1798 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1799 xor edi, ebx
1800 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1801 xor edi, ebx
1802 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1803 xor edi, ebx
1804 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1805 xor edi, ebx
1806 ;
1807 ; Round 13
1808 mov eax, DWORD PTR 104[ebp]
1809 xor ebx, ebx
1810 mov edx, DWORD PTR 108[ebp]
1811 xor eax, edi
1812 xor edx, edi
1813 and eax, 0fcfcfcfch
1814 and edx, 0cfcfcfcfh
1815 mov bl, al
1816 mov cl, ah
1817 ror edx, 4
1818 mov ebp, DWORD PTR _des_SPtrans[ebx]
1819 mov bl, dl
1820 xor esi, ebp
1821 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1822 xor esi, ebp
1823 mov cl, dh
1824 shr eax, 16
1825 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1826 xor esi, ebp
1827 mov bl, ah
1828 shr edx, 16
1829 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1830 xor esi, ebp
1831 mov ebp, DWORD PTR 24[esp]
1832 mov cl, dh
1833 and eax, 0ffh
1834 and edx, 0ffh
1835 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1836 xor esi, ebx
1837 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1838 xor esi, ebx
1839 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1840 xor esi, ebx
1841 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1842 xor esi, ebx
1843 ;
1844 ; Round 14
1845 mov eax, DWORD PTR 112[ebp]
1846 xor ebx, ebx
1847 mov edx, DWORD PTR 116[ebp]
1848 xor eax, esi
1849 xor edx, esi
1850 and eax, 0fcfcfcfch
1851 and edx, 0cfcfcfcfh
1852 mov bl, al
1853 mov cl, ah
1854 ror edx, 4
1855 mov ebp, DWORD PTR _des_SPtrans[ebx]
1856 mov bl, dl
1857 xor edi, ebp
1858 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1859 xor edi, ebp
1860 mov cl, dh
1861 shr eax, 16
1862 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1863 xor edi, ebp
1864 mov bl, ah
1865 shr edx, 16
1866 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1867 xor edi, ebp
1868 mov ebp, DWORD PTR 24[esp]
1869 mov cl, dh
1870 and eax, 0ffh
1871 and edx, 0ffh
1872 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1873 xor edi, ebx
1874 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1875 xor edi, ebx
1876 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1877 xor edi, ebx
1878 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1879 xor edi, ebx
1880 ;
1881 ; Round 15
1882 mov eax, DWORD PTR 120[ebp]
1883 xor ebx, ebx
1884 mov edx, DWORD PTR 124[ebp]
1885 xor eax, edi
1886 xor edx, edi
1887 and eax, 0fcfcfcfch
1888 and edx, 0cfcfcfcfh
1889 mov bl, al
1890 mov cl, ah
1891 ror edx, 4
1892 mov ebp, DWORD PTR _des_SPtrans[ebx]
1893 mov bl, dl
1894 xor esi, ebp
1895 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1896 xor esi, ebp
1897 mov cl, dh
1898 shr eax, 16
1899 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1900 xor esi, ebp
1901 mov bl, ah
1902 shr edx, 16
1903 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1904 xor esi, ebp
1905 mov ebp, DWORD PTR 24[esp]
1906 mov cl, dh
1907 and eax, 0ffh
1908 and edx, 0ffh
1909 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1910 xor esi, ebx
1911 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1912 xor esi, ebx
1913 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1914 xor esi, ebx
1915 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1916 xor esi, ebx
1917 jmp $L003end
1918 $L002start_decrypt:
1919 ;
1920 ; Round 15
1921 mov eax, DWORD PTR 120[ebp]
1922 xor ebx, ebx
1923 mov edx, DWORD PTR 124[ebp]
1924 xor eax, esi
1925 xor edx, esi
1926 and eax, 0fcfcfcfch
1927 and edx, 0cfcfcfcfh
1928 mov bl, al
1929 mov cl, ah
1930 ror edx, 4
1931 mov ebp, DWORD PTR _des_SPtrans[ebx]
1932 mov bl, dl
1933 xor edi, ebp
1934 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1935 xor edi, ebp
1936 mov cl, dh
1937 shr eax, 16
1938 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1939 xor edi, ebp
1940 mov bl, ah
1941 shr edx, 16
1942 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1943 xor edi, ebp
1944 mov ebp, DWORD PTR 24[esp]
1945 mov cl, dh
1946 and eax, 0ffh
1947 and edx, 0ffh
1948 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1949 xor edi, ebx
1950 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1951 xor edi, ebx
1952 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1953 xor edi, ebx
1954 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1955 xor edi, ebx
1956 ;
1957 ; Round 14
1958 mov eax, DWORD PTR 112[ebp]
1959 xor ebx, ebx
1960 mov edx, DWORD PTR 116[ebp]
1961 xor eax, edi
1962 xor edx, edi
1963 and eax, 0fcfcfcfch
1964 and edx, 0cfcfcfcfh
1965 mov bl, al
1966 mov cl, ah
1967 ror edx, 4
1968 mov ebp, DWORD PTR _des_SPtrans[ebx]
1969 mov bl, dl
1970 xor esi, ebp
1971 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
1972 xor esi, ebp
1973 mov cl, dh
1974 shr eax, 16
1975 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
1976 xor esi, ebp
1977 mov bl, ah
1978 shr edx, 16
1979 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
1980 xor esi, ebp
1981 mov ebp, DWORD PTR 24[esp]
1982 mov cl, dh
1983 and eax, 0ffh
1984 and edx, 0ffh
1985 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
1986 xor esi, ebx
1987 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
1988 xor esi, ebx
1989 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
1990 xor esi, ebx
1991 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
1992 xor esi, ebx
1993 ;
1994 ; Round 13
1995 mov eax, DWORD PTR 104[ebp]
1996 xor ebx, ebx
1997 mov edx, DWORD PTR 108[ebp]
1998 xor eax, esi
1999 xor edx, esi
2000 and eax, 0fcfcfcfch
2001 and edx, 0cfcfcfcfh
2002 mov bl, al
2003 mov cl, ah
2004 ror edx, 4
2005 mov ebp, DWORD PTR _des_SPtrans[ebx]
2006 mov bl, dl
2007 xor edi, ebp
2008 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
2009 xor edi, ebp
2010 mov cl, dh
2011 shr eax, 16
2012 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
2013 xor edi, ebp
2014 mov bl, ah
2015 shr edx, 16
2016 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
2017 xor edi, ebp
2018 mov ebp, DWORD PTR 24[esp]
2019 mov cl, dh
2020 and eax, 0ffh
2021 and edx, 0ffh
2022 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
2023 xor edi, ebx
2024 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
2025 xor edi, ebx
2026 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
2027 xor edi, ebx
2028 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
2029 xor edi, ebx
2030 ;
2031 ; Round 12
2032 mov eax, DWORD PTR 96[ebp]
2033 xor ebx, ebx
2034 mov edx, DWORD PTR 100[ebp]
2035 xor eax, edi
2036 xor edx, edi
2037 and eax, 0fcfcfcfch
2038 and edx, 0cfcfcfcfh
2039 mov bl, al
2040 mov cl, ah
2041 ror edx, 4
2042 mov ebp, DWORD PTR _des_SPtrans[ebx]
2043 mov bl, dl
2044 xor esi, ebp
2045 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
2046 xor esi, ebp
2047 mov cl, dh
2048 shr eax, 16
2049 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
2050 xor esi, ebp
2051 mov bl, ah
2052 shr edx, 16
2053 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
2054 xor esi, ebp
2055 mov ebp, DWORD PTR 24[esp]
2056 mov cl, dh
2057 and eax, 0ffh
2058 and edx, 0ffh
2059 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
2060 xor esi, ebx
2061 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
2062 xor esi, ebx
2063 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
2064 xor esi, ebx
2065 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
2066 xor esi, ebx
2067 ;
2068 ; Round 11
2069 mov eax, DWORD PTR 88[ebp]
2070 xor ebx, ebx
2071 mov edx, DWORD PTR 92[ebp]
2072 xor eax, esi
2073 xor edx, esi
2074 and eax, 0fcfcfcfch
2075 and edx, 0cfcfcfcfh
2076 mov bl, al
2077 mov cl, ah
2078 ror edx, 4
2079 mov ebp, DWORD PTR _des_SPtrans[ebx]
2080 mov bl, dl
2081 xor edi, ebp
2082 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
2083 xor edi, ebp
2084 mov cl, dh
2085 shr eax, 16
2086 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
2087 xor edi, ebp
2088 mov bl, ah
2089 shr edx, 16
2090 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
2091 xor edi, ebp
2092 mov ebp, DWORD PTR 24[esp]
2093 mov cl, dh
2094 and eax, 0ffh
2095 and edx, 0ffh
2096 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
2097 xor edi, ebx
2098 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
2099 xor edi, ebx
2100 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
2101 xor edi, ebx
2102 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
2103 xor edi, ebx
2104 ;
2105 ; Round 10
2106 mov eax, DWORD PTR 80[ebp]
2107 xor ebx, ebx
2108 mov edx, DWORD PTR 84[ebp]
2109 xor eax, edi
2110 xor edx, edi
2111 and eax, 0fcfcfcfch
2112 and edx, 0cfcfcfcfh
2113 mov bl, al
2114 mov cl, ah
2115 ror edx, 4
2116 mov ebp, DWORD PTR _des_SPtrans[ebx]
2117 mov bl, dl
2118 xor esi, ebp
2119 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
2120 xor esi, ebp
2121 mov cl, dh
2122 shr eax, 16
2123 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
2124 xor esi, ebp
2125 mov bl, ah
2126 shr edx, 16
2127 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
2128 xor esi, ebp
2129 mov ebp, DWORD PTR 24[esp]
2130 mov cl, dh
2131 and eax, 0ffh
2132 and edx, 0ffh
2133 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
2134 xor esi, ebx
2135 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
2136 xor esi, ebx
2137 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
2138 xor esi, ebx
2139 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
2140 xor esi, ebx
2141 ;
2142 ; Round 9
2143 mov eax, DWORD PTR 72[ebp]
2144 xor ebx, ebx
2145 mov edx, DWORD PTR 76[ebp]
2146 xor eax, esi
2147 xor edx, esi
2148 and eax, 0fcfcfcfch
2149 and edx, 0cfcfcfcfh
2150 mov bl, al
2151 mov cl, ah
2152 ror edx, 4
2153 mov ebp, DWORD PTR _des_SPtrans[ebx]
2154 mov bl, dl
2155 xor edi, ebp
2156 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
2157 xor edi, ebp
2158 mov cl, dh
2159 shr eax, 16
2160 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
2161 xor edi, ebp
2162 mov bl, ah
2163 shr edx, 16
2164 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
2165 xor edi, ebp
2166 mov ebp, DWORD PTR 24[esp]
2167 mov cl, dh
2168 and eax, 0ffh
2169 and edx, 0ffh
2170 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
2171 xor edi, ebx
2172 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
2173 xor edi, ebx
2174 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
2175 xor edi, ebx
2176 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
2177 xor edi, ebx
2178 ;
2179 ; Round 8
2180 mov eax, DWORD PTR 64[ebp]
2181 xor ebx, ebx
2182 mov edx, DWORD PTR 68[ebp]
2183 xor eax, edi
2184 xor edx, edi
2185 and eax, 0fcfcfcfch
2186 and edx, 0cfcfcfcfh
2187 mov bl, al
2188 mov cl, ah
2189 ror edx, 4
2190 mov ebp, DWORD PTR _des_SPtrans[ebx]
2191 mov bl, dl
2192 xor esi, ebp
2193 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
2194 xor esi, ebp
2195 mov cl, dh
2196 shr eax, 16
2197 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
2198 xor esi, ebp
2199 mov bl, ah
2200 shr edx, 16
2201 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
2202 xor esi, ebp
2203 mov ebp, DWORD PTR 24[esp]
2204 mov cl, dh
2205 and eax, 0ffh
2206 and edx, 0ffh
2207 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
2208 xor esi, ebx
2209 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
2210 xor esi, ebx
2211 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
2212 xor esi, ebx
2213 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
2214 xor esi, ebx
2215 ;
2216 ; Round 7
2217 mov eax, DWORD PTR 56[ebp]
2218 xor ebx, ebx
2219 mov edx, DWORD PTR 60[ebp]
2220 xor eax, esi
2221 xor edx, esi
2222 and eax, 0fcfcfcfch
2223 and edx, 0cfcfcfcfh
2224 mov bl, al
2225 mov cl, ah
2226 ror edx, 4
2227 mov ebp, DWORD PTR _des_SPtrans[ebx]
2228 mov bl, dl
2229 xor edi, ebp
2230 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
2231 xor edi, ebp
2232 mov cl, dh
2233 shr eax, 16
2234 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
2235 xor edi, ebp
2236 mov bl, ah
2237 shr edx, 16
2238 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
2239 xor edi, ebp
2240 mov ebp, DWORD PTR 24[esp]
2241 mov cl, dh
2242 and eax, 0ffh
2243 and edx, 0ffh
2244 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
2245 xor edi, ebx
2246 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
2247 xor edi, ebx
2248 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
2249 xor edi, ebx
2250 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
2251 xor edi, ebx
2252 ;
2253 ; Round 6
2254 mov eax, DWORD PTR 48[ebp]
2255 xor ebx, ebx
2256 mov edx, DWORD PTR 52[ebp]
2257 xor eax, edi
2258 xor edx, edi
2259 and eax, 0fcfcfcfch
2260 and edx, 0cfcfcfcfh
2261 mov bl, al
2262 mov cl, ah
2263 ror edx, 4
2264 mov ebp, DWORD PTR _des_SPtrans[ebx]
2265 mov bl, dl
2266 xor esi, ebp
2267 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
2268 xor esi, ebp
2269 mov cl, dh
2270 shr eax, 16
2271 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
2272 xor esi, ebp
2273 mov bl, ah
2274 shr edx, 16
2275 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
2276 xor esi, ebp
2277 mov ebp, DWORD PTR 24[esp]
2278 mov cl, dh
2279 and eax, 0ffh
2280 and edx, 0ffh
2281 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
2282 xor esi, ebx
2283 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
2284 xor esi, ebx
2285 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
2286 xor esi, ebx
2287 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
2288 xor esi, ebx
2289 ;
2290 ; Round 5
2291 mov eax, DWORD PTR 40[ebp]
2292 xor ebx, ebx
2293 mov edx, DWORD PTR 44[ebp]
2294 xor eax, esi
2295 xor edx, esi
2296 and eax, 0fcfcfcfch
2297 and edx, 0cfcfcfcfh
2298 mov bl, al
2299 mov cl, ah
2300 ror edx, 4
2301 mov ebp, DWORD PTR _des_SPtrans[ebx]
2302 mov bl, dl
2303 xor edi, ebp
2304 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
2305 xor edi, ebp
2306 mov cl, dh
2307 shr eax, 16
2308 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
2309 xor edi, ebp
2310 mov bl, ah
2311 shr edx, 16
2312 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
2313 xor edi, ebp
2314 mov ebp, DWORD PTR 24[esp]
2315 mov cl, dh
2316 and eax, 0ffh
2317 and edx, 0ffh
2318 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
2319 xor edi, ebx
2320 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
2321 xor edi, ebx
2322 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
2323 xor edi, ebx
2324 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
2325 xor edi, ebx
2326 ;
2327 ; Round 4
2328 mov eax, DWORD PTR 32[ebp]
2329 xor ebx, ebx
2330 mov edx, DWORD PTR 36[ebp]
2331 xor eax, edi
2332 xor edx, edi
2333 and eax, 0fcfcfcfch
2334 and edx, 0cfcfcfcfh
2335 mov bl, al
2336 mov cl, ah
2337 ror edx, 4
2338 mov ebp, DWORD PTR _des_SPtrans[ebx]
2339 mov bl, dl
2340 xor esi, ebp
2341 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
2342 xor esi, ebp
2343 mov cl, dh
2344 shr eax, 16
2345 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
2346 xor esi, ebp
2347 mov bl, ah
2348 shr edx, 16
2349 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
2350 xor esi, ebp
2351 mov ebp, DWORD PTR 24[esp]
2352 mov cl, dh
2353 and eax, 0ffh
2354 and edx, 0ffh
2355 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
2356 xor esi, ebx
2357 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
2358 xor esi, ebx
2359 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
2360 xor esi, ebx
2361 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
2362 xor esi, ebx
2363 ;
2364 ; Round 3
2365 mov eax, DWORD PTR 24[ebp]
2366 xor ebx, ebx
2367 mov edx, DWORD PTR 28[ebp]
2368 xor eax, esi
2369 xor edx, esi
2370 and eax, 0fcfcfcfch
2371 and edx, 0cfcfcfcfh
2372 mov bl, al
2373 mov cl, ah
2374 ror edx, 4
2375 mov ebp, DWORD PTR _des_SPtrans[ebx]
2376 mov bl, dl
2377 xor edi, ebp
2378 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
2379 xor edi, ebp
2380 mov cl, dh
2381 shr eax, 16
2382 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
2383 xor edi, ebp
2384 mov bl, ah
2385 shr edx, 16
2386 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
2387 xor edi, ebp
2388 mov ebp, DWORD PTR 24[esp]
2389 mov cl, dh
2390 and eax, 0ffh
2391 and edx, 0ffh
2392 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
2393 xor edi, ebx
2394 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
2395 xor edi, ebx
2396 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
2397 xor edi, ebx
2398 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
2399 xor edi, ebx
2400 ;
2401 ; Round 2
2402 mov eax, DWORD PTR 16[ebp]
2403 xor ebx, ebx
2404 mov edx, DWORD PTR 20[ebp]
2405 xor eax, edi
2406 xor edx, edi
2407 and eax, 0fcfcfcfch
2408 and edx, 0cfcfcfcfh
2409 mov bl, al
2410 mov cl, ah
2411 ror edx, 4
2412 mov ebp, DWORD PTR _des_SPtrans[ebx]
2413 mov bl, dl
2414 xor esi, ebp
2415 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
2416 xor esi, ebp
2417 mov cl, dh
2418 shr eax, 16
2419 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
2420 xor esi, ebp
2421 mov bl, ah
2422 shr edx, 16
2423 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
2424 xor esi, ebp
2425 mov ebp, DWORD PTR 24[esp]
2426 mov cl, dh
2427 and eax, 0ffh
2428 and edx, 0ffh
2429 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
2430 xor esi, ebx
2431 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
2432 xor esi, ebx
2433 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
2434 xor esi, ebx
2435 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
2436 xor esi, ebx
2437 ;
2438 ; Round 1
2439 mov eax, DWORD PTR 8[ebp]
2440 xor ebx, ebx
2441 mov edx, DWORD PTR 12[ebp]
2442 xor eax, esi
2443 xor edx, esi
2444 and eax, 0fcfcfcfch
2445 and edx, 0cfcfcfcfh
2446 mov bl, al
2447 mov cl, ah
2448 ror edx, 4
2449 mov ebp, DWORD PTR _des_SPtrans[ebx]
2450 mov bl, dl
2451 xor edi, ebp
2452 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
2453 xor edi, ebp
2454 mov cl, dh
2455 shr eax, 16
2456 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
2457 xor edi, ebp
2458 mov bl, ah
2459 shr edx, 16
2460 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
2461 xor edi, ebp
2462 mov ebp, DWORD PTR 24[esp]
2463 mov cl, dh
2464 and eax, 0ffh
2465 and edx, 0ffh
2466 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
2467 xor edi, ebx
2468 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
2469 xor edi, ebx
2470 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
2471 xor edi, ebx
2472 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
2473 xor edi, ebx
2474 ;
2475 ; Round 0
2476 mov eax, DWORD PTR [ebp]
2477 xor ebx, ebx
2478 mov edx, DWORD PTR 4[ebp]
2479 xor eax, edi
2480 xor edx, edi
2481 and eax, 0fcfcfcfch
2482 and edx, 0cfcfcfcfh
2483 mov bl, al
2484 mov cl, ah
2485 ror edx, 4
2486 mov ebp, DWORD PTR _des_SPtrans[ebx]
2487 mov bl, dl
2488 xor esi, ebp
2489 mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
2490 xor esi, ebp
2491 mov cl, dh
2492 shr eax, 16
2493 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
2494 xor esi, ebp
2495 mov bl, ah
2496 shr edx, 16
2497 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
2498 xor esi, ebp
2499 mov ebp, DWORD PTR 24[esp]
2500 mov cl, dh
2501 and eax, 0ffh
2502 and edx, 0ffh
2503 mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
2504 xor esi, ebx
2505 mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
2506 xor esi, ebx
2507 mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
2508 xor esi, ebx
2509 mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
2510 xor esi, ebx
2511 $L003end:
2512 ;
2513 ; Fixup
2514 ror edi, 3
2515 mov eax, DWORD PTR 20[esp]
2516 ror esi, 3
2517 mov DWORD PTR [eax],edi
2518 mov DWORD PTR 4[eax],esi
2519 pop edi
2520 pop esi
2521 pop ebx
2522 pop ebp
2523 ret
2524 _des_encrypt2 ENDP
2525 _TEXT ENDS
2526 _TEXT SEGMENT
2527 PUBLIC _des_encrypt3
2528 EXTRN _des_SPtrans:DWORD
2529 _des_encrypt3 PROC NEAR
2530 push ebp
2531 push ebx
2532 push esi
2533 push edi
2534 ;
2535 ; Load the data words
2536 mov ebx, DWORD PTR 20[esp]
2537 mov edi, DWORD PTR [ebx]
2538 mov esi, DWORD PTR 4[ebx]
2539 ;
2540 ; IP
2541 rol edi, 4
2542 mov edx, edi
2543 xor edi, esi
2544 and edi, 0f0f0f0f0h
2545 xor edx, edi
2546 xor esi, edi
2547 ;
2548 rol esi, 20
2549 mov edi, esi
2550 xor esi, edx
2551 and esi, 0fff0000fh
2552 xor edi, esi
2553 xor edx, esi
2554 ;
2555 rol edi, 14
2556 mov esi, edi
2557 xor edi, edx
2558 and edi, 033333333h
2559 xor esi, edi
2560 xor edx, edi
2561 ;
2562 rol edx, 22
2563 mov edi, edx
2564 xor edx, esi
2565 and edx, 003fc03fch
2566 xor edi, edx
2567 xor esi, edx
2568 ;
2569 rol edi, 9
2570 mov edx, edi
2571 xor edi, esi
2572 and edi, 0aaaaaaaah
2573 xor edx, edi
2574 xor esi, edi
2575 ;
2576 ror edx, 3
2577 ror esi, 2
2578 mov DWORD PTR 4[ebx],esi
2579 mov eax, DWORD PTR 24[esp]
2580 mov DWORD PTR [ebx],edx
2581 mov edi, DWORD PTR 28[esp]
2582 mov esi, DWORD PTR 32[esp]
2583 push 1
2584 push eax
2585 push ebx
2586 call _des_encrypt2
2587 push 0
2588 push edi
2589 push ebx
2590 call _des_encrypt2
2591 push 1
2592 push esi
2593 push ebx
2594 call _des_encrypt2
2595 mov edi, DWORD PTR [ebx]
2596 add esp, 36
2597 mov esi, DWORD PTR 4[ebx]
2598 ;
2599 ; FP
2600 rol esi, 2
2601 rol edi, 3
2602 mov eax, edi
2603 xor edi, esi
2604 and edi, 0aaaaaaaah
2605 xor eax, edi
2606 xor esi, edi
2607 ;
2608 rol eax, 23
2609 mov edi, eax
2610 xor eax, esi
2611 and eax, 003fc03fch
2612 xor edi, eax
2613 xor esi, eax
2614 ;
2615 rol edi, 10
2616 mov eax, edi
2617 xor edi, esi
2618 and edi, 033333333h
2619 xor eax, edi
2620 xor esi, edi
2621 ;
2622 rol esi, 18
2623 mov edi, esi
2624 xor esi, eax
2625 and esi, 0fff0000fh
2626 xor edi, esi
2627 xor eax, esi
2628 ;
2629 rol edi, 12
2630 mov esi, edi
2631 xor edi, eax
2632 and edi, 0f0f0f0f0h
2633 xor esi, edi
2634 xor eax, edi
2635 ;
2636 ror eax, 4
2637 mov DWORD PTR [ebx],eax
2638 mov DWORD PTR 4[ebx],esi
2639 pop edi
2640 pop esi
2641 pop ebx
2642 pop ebp
2643 ret
2644 _des_encrypt3 ENDP
2645 _TEXT ENDS
2646 _TEXT SEGMENT
2647 PUBLIC _des_decrypt3
2648 EXTRN _des_SPtrans:DWORD
2649 _des_decrypt3 PROC NEAR
2650 push ebp
2651 push ebx
2652 push esi
2653 push edi
2654 ;
2655 ; Load the data words
2656 mov ebx, DWORD PTR 20[esp]
2657 mov edi, DWORD PTR [ebx]
2658 mov esi, DWORD PTR 4[ebx]
2659 ;
2660 ; IP
2661 rol edi, 4
2662 mov edx, edi
2663 xor edi, esi
2664 and edi, 0f0f0f0f0h
2665 xor edx, edi
2666 xor esi, edi
2667 ;
2668 rol esi, 20
2669 mov edi, esi
2670 xor esi, edx
2671 and esi, 0fff0000fh
2672 xor edi, esi
2673 xor edx, esi
2674 ;
2675 rol edi, 14
2676 mov esi, edi
2677 xor edi, edx
2678 and edi, 033333333h
2679 xor esi, edi
2680 xor edx, edi
2681 ;
2682 rol edx, 22
2683 mov edi, edx
2684 xor edx, esi
2685 and edx, 003fc03fch
2686 xor edi, edx
2687 xor esi, edx
2688 ;
2689 rol edi, 9
2690 mov edx, edi
2691 xor edi, esi
2692 and edi, 0aaaaaaaah
2693 xor edx, edi
2694 xor esi, edi
2695 ;
2696 ror edx, 3
2697 ror esi, 2
2698 mov DWORD PTR 4[ebx],esi
2699 mov esi, DWORD PTR 24[esp]
2700 mov DWORD PTR [ebx],edx
2701 mov edi, DWORD PTR 28[esp]
2702 mov eax, DWORD PTR 32[esp]
2703 push 0
2704 push eax
2705 push ebx
2706 call _des_encrypt2
2707 push 1
2708 push edi
2709 push ebx
2710 call _des_encrypt2
2711 push 0
2712 push esi
2713 push ebx
2714 call _des_encrypt2
2715 mov edi, DWORD PTR [ebx]
2716 add esp, 36
2717 mov esi, DWORD PTR 4[ebx]
2718 ;
2719 ; FP
2720 rol esi, 2
2721 rol edi, 3
2722 mov eax, edi
2723 xor edi, esi
2724 and edi, 0aaaaaaaah
2725 xor eax, edi
2726 xor esi, edi
2727 ;
2728 rol eax, 23
2729 mov edi, eax
2730 xor eax, esi
2731 and eax, 003fc03fch
2732 xor edi, eax
2733 xor esi, eax
2734 ;
2735 rol edi, 10
2736 mov eax, edi
2737 xor edi, esi
2738 and edi, 033333333h
2739 xor eax, edi
2740 xor esi, edi
2741 ;
2742 rol esi, 18
2743 mov edi, esi
2744 xor esi, eax
2745 and esi, 0fff0000fh
2746 xor edi, esi
2747 xor eax, esi
2748 ;
2749 rol edi, 12
2750 mov esi, edi
2751 xor edi, eax
2752 and edi, 0f0f0f0f0h
2753 xor esi, edi
2754 xor eax, edi
2755 ;
2756 ror eax, 4
2757 mov DWORD PTR [ebx],eax
2758 mov DWORD PTR 4[ebx],esi
2759 pop edi
2760 pop esi
2761 pop ebx
2762 pop ebp
2763 ret
2764 _des_decrypt3 ENDP
2765 _TEXT ENDS
2766 END
DragonFly BSD