Rev 1122 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
589 | diamond | 1 | ; |
2 | ; project name: KFar_Arc - plugin for KFar, which supports various archives |
||
3 | ; target platform: KolibriOS |
||
4 | ; compiler: FASM 1.67.14 |
||
1148 | diamond | 5 | ; version: 0.17 |
6 | ; last update: 2009-09-03 (Sep 03, 2009) |
||
926 | diamond | 7 | ; minimal KFar version: 0.43 |
589 | diamond | 8 | ; minimal kernel: no limit |
9 | ; |
||
10 | ; author: Diamond |
||
11 | ; email: diamondz@land.ru |
||
1148 | diamond | 12 | ; web: http://diamond.kolibrios.org |
589 | diamond | 13 | ; |
14 | |||
15 | ; standard start of Kolibri dynamic library |
||
16 | format MS COFF |
||
17 | public EXPORTS |
||
18 | |||
19 | section '.flat' code readable align 16 |
||
20 | |||
21 | ; include auxiliary procedures |
||
22 | include 'kglobals.inc' ; iglobal/uglobal |
||
23 | include 'lang.inc' ; define language for localized strings |
||
24 | include 'crc.inc' ; CRC32 calculation |
||
25 | include 'sha256.inc' ; SHA-256 hash algorithm |
||
26 | include 'aes.inc' ; AES crypto algorithm |
||
27 | ; include main code for archives loading |
||
28 | include '7z.inc' ; *.7z |
||
29 | include 'lzma.inc' ; LZMA-decoder for *.7z |
||
30 | include 'ppmd.inc' ; PPMD-decoder for *.7z |
||
31 | include '7zbranch.inc' ; branch filters for *.7z |
||
32 | include '7zaes.inc' ; AES cryptor for *.7z |
||
631 | diamond | 33 | include 'zip.inc' ; *.zip |
34 | include 'deflate.inc' ; Deflate[64] decoder for *.7z and *.zip |
||
589 | diamond | 35 | |
36 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
37 | ;;;;;;;;;;;;;;; Interface for KFar ;;;;;;;;;;;;;; |
||
38 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
39 | virtual at 0 |
||
40 | kfar_info_struc: |
||
41 | .lStructSize dd ? |
||
42 | .kfar_ver dd ? |
||
43 | .open dd ? |
||
631 | diamond | 44 | .open2 dd ? |
589 | diamond | 45 | .read dd ? |
46 | .write dd ? |
||
47 | .seek dd ? |
||
631 | diamond | 48 | .tell dd ? |
589 | diamond | 49 | .flush dd ? |
50 | .filesize dd ? |
||
51 | .close dd ? |
||
52 | .pgalloc dd ? |
||
53 | .pgrealloc dd ? |
||
54 | .pgfree dd ? |
||
55 | .getfreemem dd ? |
||
56 | .pgalloc2 dd ? |
||
57 | .pgrealloc2 dd ? |
||
58 | .pgfree2 dd ? |
||
59 | .menu dd ? |
||
60 | .menu_centered_in dd ? |
||
61 | .DialogBox dd ? |
||
62 | .SayErr dd ? |
||
63 | .Message dd ? |
||
64 | .cur_console_size dd ? |
||
65 | end virtual |
||
66 | |||
67 | ; int __stdcall plugin_load(kfar_info* info); |
||
68 | ; Initialization of plugin + Save used KFar functions. |
||
69 | plugin_load: |
||
70 | mov eax, [esp+4] |
||
71 | mov [kfar_info], eax |
||
631 | diamond | 72 | push [eax+kfar_info_struc.open2] |
73 | pop [open2] |
||
74 | push [eax+kfar_info_struc.filesize] |
||
75 | pop [filesize] |
||
589 | diamond | 76 | push [eax+kfar_info_struc.read] |
77 | pop [read] |
||
78 | push [eax+kfar_info_struc.seek] |
||
79 | pop [seek] |
||
80 | push [eax+kfar_info_struc.close] |
||
81 | pop [close] |
||
82 | lea esi, [eax+kfar_info_struc.DialogBox] |
||
83 | mov edi, DialogBox |
||
84 | movsd |
||
85 | movsd |
||
86 | movsd |
||
87 | movsd |
||
88 | lea esi, [eax+kfar_info_struc.pgalloc] |
||
89 | mov edi, pgalloc |
||
90 | movsd |
||
91 | movsd |
||
92 | movsd |
||
93 | movsd |
||
94 | call init_crc_table |
||
95 | call init_aes |
||
96 | call init_ppmd |
||
97 | xor eax, eax ; success |
||
98 | ret 4 |
||
99 | |||
631 | diamond | 100 | ; HANDLE __stdcall OpenFilePlugin(HANDLE basefile, |
101 | ; const void* attr, const void* data, int datasize, |
||
102 | ; int baseplugin_id, HANDLE baseplugin_instance, const char* name); |
||
589 | diamond | 103 | ; This function is called when user presses Enter (or Ctrl+PgDn) on file. |
104 | ; Plugin tests whether given file is of supported type |
||
105 | ; and if so, loads information and returns |
||
106 | ; handle to be used in subsequent calls to ReadFolder, SetFolder and so on. |
||
107 | OpenFilePlugin: |
||
108 | mov [bPasswordDefined], 0 |
||
631 | diamond | 109 | mov esi, [esp+12] |
589 | diamond | 110 | mov ebp, [esp+4] |
111 | ; test for 7z archive |
||
631 | diamond | 112 | cmp dword [esp+16], 20h ; minimal size of 7z archive is 20h bytes |
589 | diamond | 113 | jb .no_7z |
114 | cmp word [esi], '7z' ; signature, part 1 |
||
115 | jnz .no_7z |
||
116 | cmp dword [esi+2], 0x1C27AFBC ; signature, part 2 |
||
117 | jnz .no_7z |
||
118 | call open_7z |
||
631 | diamond | 119 | ret 28 |
589 | diamond | 120 | .no_7z: |
631 | diamond | 121 | ; test for zip archive |
122 | cmp dword [esp+16], 22 ; minimal size of zip archive is 22 bytes |
||
123 | jb .no_zip |
||
124 | cmp word [esi], 0x4B50 |
||
125 | jnz .no_zip |
||
126 | cmp word [esi+2], 0x0403 |
||
127 | jz .zip |
||
128 | cmp word [esi+2], 0x0201 |
||
129 | jz .zip |
||
130 | cmp word [esi+2], 0x0606 |
||
131 | jz .zip |
||
132 | cmp word [esi+2], 0x0706 |
||
133 | jz .zip |
||
134 | cmp word [esi+2], 0x0605 |
||
135 | jnz .no_zip |
||
136 | .zip: |
||
137 | call open_zip |
||
138 | ret 28 |
||
139 | .no_zip: |
||
589 | diamond | 140 | xor eax, eax |
631 | diamond | 141 | ret 28 |
589 | diamond | 142 | |
143 | ; Handle of plugin in kfar_arc is as follow: |
||
144 | virtual at 0 |
||
145 | handle_common: |
||
146 | .type dd ? |
||
147 | .root.subfolders dd ? |
||
148 | .root.subfolders.end dd ? |
||
149 | .root.subfiles dd ? |
||
150 | .root.subfiles.end dd ? |
||
151 | .root.NumSubItems dd ? |
||
631 | diamond | 152 | .curdir dd ? |
153 | .NumFiles dd ? |
||
589 | diamond | 154 | ; ... some plugin-specific data follows ... |
155 | end virtual |
||
156 | |||
157 | ; and for each archive item there is one file info structure, which begins as follow: |
||
158 | virtual at 0 |
||
159 | file_common: |
||
160 | .fullname dd ? ; pointer to cp866 string |
||
161 | .name dd ? ; name without path (end of .fullname) |
||
162 | .namelen dd ? ; strlen(.name) |
||
163 | .bIsDirectory db ? |
||
164 | .bPseudoFolder db ? |
||
165 | rb 2 |
||
166 | .parent dd ? ; pointer to parent directory record |
||
167 | .subfolders dd ? ; head of L2-list of subfolders [for folders] |
||
168 | .subfolders.end dd ? |
||
169 | .subfiles dd ? ; head of L2-list of files [for folders] |
||
170 | .subfiles.end dd ? |
||
171 | .NumSubItems dd ? |
||
172 | .next dd ? ; next item in list of subfolders/files |
||
173 | .prev dd ? ; previous item in list of subfolders/files |
||
631 | diamond | 174 | .stamp dd ? ; stamp for GetFiles |
589 | diamond | 175 | end virtual |
176 | |||
177 | ; void __stdcall ClosePlugin(HANDLE hPlugin); |
||
178 | ; This function frees all resources allocated in OpenFilePlugin. |
||
179 | ClosePlugin: |
||
180 | mov eax, [esp+4] ; get hPlugin |
||
181 | mov eax, [eax] ; hPlugin is pointer to internal data structure |
||
182 | ; first dword is archive type (type_xxx constants) |
||
183 | dec eax ; types start from 1 |
||
184 | jmp dword [ClosePluginTable+eax*4] |
||
185 | |||
186 | ; int __stdcall ReadFolder(HANDLE hPlugin, |
||
187 | ; unsigned dirinfo_start, unsigned dirinfo_size, void* dirdata); |
||
188 | ReadFolder: |
||
631 | diamond | 189 | ; init header |
190 | mov edi, [esp+16] |
||
191 | mov ecx, 32/4 |
||
192 | xor eax, eax |
||
193 | rep stosd |
||
194 | mov byte [edi-32], 1 ; version |
||
195 | mov ebp, [esp+4] |
||
196 | ; get current directory |
||
197 | lea ebx, [ebp+handle_common.root.subfolders] |
||
198 | cmp [ebp+handle_common.curdir], 0 |
||
199 | jz @f |
||
200 | mov ebx, [ebp+handle_common.curdir] |
||
201 | add ebx, file_common.subfolders |
||
202 | @@: |
||
203 | mov ecx, [ebx+16] |
||
204 | mov [edi-24], ecx ; number of files |
||
205 | ; edi points to BDFE |
||
206 | push 6 ; assume EOF |
||
207 | pop eax |
||
208 | sub ecx, [esp+8] |
||
209 | ja @f |
||
210 | and dword [edi-28], 0 ; number of files read |
||
211 | ret 10h |
||
212 | @@: |
||
213 | cmp ecx, [esp+12] |
||
214 | jb @f |
||
215 | mov ecx, [esp+12] |
||
216 | xor eax, eax ; OK |
||
217 | @@: |
||
218 | mov [edi-28], ecx |
||
219 | push eax |
||
220 | ; copy files data |
||
221 | jecxz .done |
||
222 | ; seek to required item |
||
223 | mov eax, [esp+8+4] |
||
224 | mov esi, [ebx] |
||
225 | .0: |
||
226 | test esi, esi |
||
227 | jnz .1 |
||
228 | mov esi, [ebx+8] |
||
229 | .1: |
||
230 | add esi, ebp |
||
589 | diamond | 231 | dec eax |
631 | diamond | 232 | js .2 |
233 | mov esi, [esi+file_common.next] |
||
234 | jmp .0 |
||
235 | .2: |
||
236 | .copy: |
||
237 | pushad |
||
238 | mov eax, esi |
||
239 | mov ecx, [ebp] |
||
240 | call dword [getattrTable+(ecx-1)*4] |
||
241 | pop edi esi |
||
242 | push esi edi |
||
243 | add edi, 40 |
||
244 | mov ecx, [esi+file_common.namelen] |
||
245 | mov esi, [esi+file_common.name] |
||
246 | rep movsb |
||
247 | mov byte [edi], 0 |
||
248 | popad |
||
249 | add edi, 304 |
||
250 | mov esi, [esi+file_common.next] |
||
251 | test esi, esi |
||
252 | jnz @f |
||
253 | mov esi, [ebx+8] |
||
254 | @@: |
||
255 | add esi, ebp |
||
256 | loop .copy |
||
257 | .done: |
||
258 | pop eax |
||
259 | ret 10h |
||
589 | diamond | 260 | |
261 | ; bool __stdcall SetFolder(HANDLE hPlugin, |
||
262 | ; const char* relative_path, const char* absolute_path); |
||
263 | SetFolder: |
||
631 | diamond | 264 | mov ebp, [esp+4] |
265 | mov edx, [ebp+handle_common.curdir] |
||
266 | mov esi, [esp+8] |
||
267 | cmp dword [esi], '..' |
||
268 | jz .toparent |
||
269 | xor ecx, ecx |
||
270 | @@: |
||
271 | inc ecx |
||
272 | cmp byte [esi+ecx], 0 |
||
273 | jnz @b |
||
274 | mov ebx, [ebp+handle_common.root.subfolders] |
||
275 | test edx, edx |
||
276 | jz .scan |
||
277 | mov ebx, [edx+file_common.subfolders] |
||
278 | .scan: |
||
279 | test ebx, ebx |
||
280 | jz .err |
||
281 | add ebx, ebp |
||
282 | cmp [ebx+file_common.namelen], ecx |
||
283 | jnz .cont |
||
284 | push ecx esi |
||
285 | mov edi, [ebx+file_common.name] |
||
286 | repz cmpsb |
||
287 | pop esi ecx |
||
288 | jz .set |
||
289 | .cont: |
||
290 | mov ebx, [ebx+file_common.next] |
||
291 | jmp .scan |
||
292 | .toparent: |
||
293 | test edx, edx |
||
294 | jz .err |
||
295 | mov ebx, [edx+file_common.parent] |
||
296 | test ebx, ebx |
||
297 | jz @f |
||
298 | add ebx, ebp |
||
299 | @@: |
||
300 | .set: |
||
301 | mov [ebp+handle_common.curdir], ebx |
||
302 | mov al, 1 |
||
303 | ret 12 |
||
304 | .err: |
||
305 | xor eax, eax |
||
306 | ret 12 |
||
589 | diamond | 307 | |
631 | diamond | 308 | iglobal |
309 | cur_stamp dd 0 |
||
310 | endg |
||
311 | |||
312 | uglobal |
||
313 | tmp_bdfe rb 304 |
||
314 | endg |
||
315 | |||
589 | diamond | 316 | ; void __stdcall GetFiles(HANDLE hPlugin, int NumItems, void* items[], |
317 | ; void* addfile, void* adddir); |
||
318 | ; bool __stdcall addfile(const char* name, void* bdfe_info, HANDLE hFile); |
||
319 | ; bool __stdcall adddir(const char* name, void* bdfe_info); |
||
320 | GetFiles: |
||
321 | mov ebp, [esp+4] |
||
631 | diamond | 322 | mov ecx, [ebp+handle_common.NumFiles] |
323 | test ecx, ecx |
||
324 | jz .ret |
||
325 | mov ebx, ebp |
||
326 | mov eax, [ebx] |
||
327 | add ebx, [basesizes+(eax-1)*8] |
||
328 | inc [cur_stamp] |
||
329 | .loop: |
||
330 | push ecx |
||
331 | mov esi, [ebx+file_common.fullname] |
||
332 | mov edx, [ebp+handle_common.curdir] |
||
333 | test edx, edx |
||
334 | jz .incur |
||
335 | mov eax, [cur_stamp] |
||
336 | mov [edx+file_common.stamp], eax |
||
337 | mov edi, [edx+file_common.fullname] |
||
338 | mov ecx, [edx+file_common.namelen] |
||
339 | add ecx, [edx+file_common.name] |
||
340 | sub ecx, edi |
||
341 | repz cmpsb |
||
342 | jnz .cont |
||
343 | .incur: |
||
344 | cmp byte [esi], '/' |
||
345 | jnz @f |
||
346 | inc esi |
||
347 | @@: |
||
348 | mov ecx, [esp+12] ; NumItems |
||
349 | mov edx, [esp+16] ; items |
||
350 | cmp ecx, -1 |
||
351 | jz .ok |
||
352 | .check: |
||
353 | sub ecx, 1 |
||
354 | js .cont |
||
355 | push esi |
||
356 | mov edi, [edx] |
||
357 | add edi, 40 |
||
358 | @@: |
||
359 | lodsb |
||
360 | scasb |
||
361 | jnz @f |
||
362 | test al, al |
||
363 | jz .ok2 |
||
364 | jmp @b |
||
365 | @@: |
||
366 | pop esi |
||
367 | cmp al, '/' |
||
368 | jnz @f |
||
369 | cmp byte [edi-1], 0 |
||
370 | jz .ok |
||
371 | @@: |
||
372 | add edx, 4 |
||
373 | jmp .check |
||
374 | .ok2: |
||
375 | pop esi |
||
376 | .ok: |
||
377 | ; add all parents directories if needed |
||
378 | .parloope: |
||
379 | mov ecx, [ebx+file_common.parent] |
||
380 | jecxz .pardone |
||
381 | add ecx, ebp |
||
382 | mov eax, [cur_stamp] |
||
383 | cmp [ecx+file_common.stamp], eax |
||
384 | jz .pardone |
||
385 | .parloopi: |
||
386 | mov edx, ecx |
||
387 | mov ecx, [ecx+file_common.parent] |
||
388 | jecxz @f |
||
389 | add ecx, ebp |
||
390 | cmp [ecx+file_common.stamp], eax |
||
391 | jnz .parloopi |
||
392 | @@: |
||
393 | mov [edx+file_common.stamp], eax |
||
394 | push esi |
||
644 | diamond | 395 | mov ecx, [edx+file_common.name] |
396 | add ecx, [edx+file_common.namelen] |
||
397 | xor eax, eax |
||
398 | xchg al, [ecx] |
||
399 | push eax ecx |
||
631 | diamond | 400 | mov eax, edx |
401 | mov edi, tmp_bdfe |
||
402 | push edi |
||
403 | sub esi, [ebx+file_common.fullname] |
||
404 | add esi, [edx+file_common.fullname] |
||
405 | push esi |
||
406 | mov ecx, [ebp] |
||
407 | call dword [getattrTable+(ecx-1)*4] |
||
644 | diamond | 408 | mov eax, [esp+24+20] |
631 | diamond | 409 | call eax |
644 | diamond | 410 | pop ecx edx |
411 | mov [ecx], dl |
||
631 | diamond | 412 | pop esi |
413 | test al, al |
||
414 | jz .forced_exit |
||
415 | jmp .parloope |
||
416 | .pardone: |
||
417 | cmp [ebx+file_common.bIsDirectory], 0 |
||
418 | jz .addfile |
||
419 | mov eax, [cur_stamp] |
||
420 | cmp [ebx+file_common.stamp], eax |
||
421 | jz .cont |
||
422 | mov [ebx+file_common.stamp], eax |
||
1022 | diamond | 423 | push esi |
644 | diamond | 424 | mov ecx, [ebx+file_common.name] |
425 | add ecx, [ebx+file_common.namelen] |
||
426 | xor eax, eax |
||
427 | xchg al, [ecx] |
||
428 | push eax ecx |
||
631 | diamond | 429 | mov eax, ebx |
430 | mov edi, tmp_bdfe |
||
431 | push edi |
||
432 | push esi |
||
433 | mov ecx, [ebp] |
||
434 | call dword [getattrTable+(ecx-1)*4] |
||
644 | diamond | 435 | mov eax, [esp+24+20] |
631 | diamond | 436 | call eax |
644 | diamond | 437 | pop ecx edx |
438 | mov [ecx], dl |
||
631 | diamond | 439 | pop esi |
440 | test al, al |
||
441 | jz .forced_exit |
||
442 | jmp .cont |
||
443 | .addfile: |
||
444 | push ebx esi ebp |
||
445 | push 11h |
||
446 | pop edi |
||
447 | mov eax, ebx |
||
448 | mov ecx, [ebp] |
||
449 | call dword [openTable+(ecx-1)*4] |
||
450 | pop ebp esi ebx |
||
451 | test eax, eax |
||
452 | jz .cont |
||
453 | push eax |
||
454 | push eax |
||
455 | mov edi, tmp_bdfe |
||
456 | push edi |
||
457 | push esi |
||
458 | mov eax, ebx |
||
459 | mov ecx, [ebp] |
||
460 | call dword [getattrTable+(ecx-1)*4] |
||
461 | mov eax, [esp+20+16] |
||
462 | call eax |
||
463 | pop ecx |
||
464 | push eax ebp |
||
465 | push ebx |
||
466 | push ecx |
||
467 | call myclose |
||
468 | pop ebx |
||
469 | pop ebp eax |
||
470 | test al, al |
||
471 | jz .forced_exit |
||
472 | .cont: |
||
589 | diamond | 473 | mov eax, [ebp] |
631 | diamond | 474 | add ebx, [basesizes+(eax-1)*8+4] |
475 | pop ecx |
||
476 | dec ecx |
||
477 | jnz .loop |
||
478 | .ret: |
||
479 | ret 20 |
||
480 | .forced_exit: |
||
481 | pop ecx |
||
482 | jmp .ret |
||
589 | diamond | 483 | |
484 | ; void __stdcall GetOpenPluginInfo(HANDLE hPlugin, OpenPluginInfo* info); |
||
485 | GetOpenPluginInfo: |
||
486 | mov eax, [esp+8] ; get info ptr |
||
487 | mov byte [eax], 3 ; flags: add non-existing '..' entry automatically |
||
488 | ; use GetFiles for copying |
||
489 | ret 8 |
||
490 | |||
491 | ; int __stdcall getattr(HANDLE hPlugin, const char* filename, void* info); |
||
492 | mygetattr: |
||
493 | call lookup_file_name |
||
494 | test eax, eax |
||
495 | jz @f |
||
496 | mov edx, [ebp] |
||
497 | dec edx |
||
498 | mov edi, [esp+12] ; info ptr |
||
499 | call dword [getattrTable+edx*4] |
||
500 | xor eax, eax |
||
501 | ret 12 |
||
502 | @@: |
||
503 | mov al, 5 ; ERROR_FILE_NOT_FOUND |
||
504 | ret 12 |
||
505 | |||
506 | ; HANDLE __stdcall open(HANDLE hPlugin, const char* filename, int mode); |
||
507 | myopen: |
||
508 | call lookup_file_name |
||
509 | test eax, eax |
||
510 | jz @f |
||
511 | mov edx, [ebp] |
||
512 | dec edx |
||
513 | mov edi, [esp+12] ; mode |
||
514 | call dword [openTable+edx*4] |
||
515 | @@: |
||
516 | ret 12 |
||
517 | |||
518 | ; unsigned __stdcall read(HANDLE hFile, void* buf, unsigned size); |
||
519 | myread: |
||
520 | mov ebx, [esp+4] |
||
521 | mov eax, [ebx] |
||
522 | jmp dword [readTable+eax*4] |
||
523 | |||
524 | ; void __stdcall setpos(HANDLE hFile, __int64 pos); |
||
525 | mysetpos: |
||
526 | mov ebx, [esp+4] |
||
527 | mov eax, [ebx] |
||
528 | jmp dword [setposTable+eax*4] |
||
529 | |||
530 | ; void __stdcall close(HANDLE hFile); |
||
531 | myclose: |
||
532 | mov ebx, [esp+4] |
||
533 | mov eax, [ebx] |
||
534 | jmp dword [closeTable+eax*4] |
||
535 | |||
536 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
537 | ;;;;;;;;;;;;;; Auxiliary procedures ;;;;;;;;;;;;; |
||
538 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
539 | |||
540 | ; return.err and return.clear are labels to jmp if something is invalid |
||
541 | ; the caller must previously define [_esp], [_ebp] and [error_proc], [clear_proc] |
||
542 | return.err: |
||
543 | mov esp, [_esp] |
||
544 | mov ebp, [_ebp] |
||
545 | jmp [error_proc] |
||
546 | return.clear: |
||
547 | mov esp, [_esp] |
||
548 | mov ebp, [_ebp] |
||
549 | jmp [clear_proc] |
||
550 | |||
551 | ; data for following routine |
||
552 | iglobal |
||
553 | align 4 |
||
554 | _24 dd 24 |
||
555 | _60 dd 60 |
||
556 | _10000000 dd 10000000 |
||
557 | days400year dd 365*400+100-4+1 |
||
558 | days100year dd 365*100+25-1 |
||
559 | days4year dd 365*4+1 |
||
560 | days1year dd 365 |
||
561 | months dd 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 |
||
562 | months2 dd 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 |
||
563 | _400 dd 400 |
||
564 | _100 dd 100 |
||
565 | endg |
||
566 | |||
567 | ; Convert QWORD FILETIME to BDFE format. |
||
568 | ntfs_datetime_to_bdfe: |
||
569 | ; edx:eax = number of 100-nanosecond intervals since January 1, 1601, in UTC |
||
570 | push eax |
||
571 | mov eax, edx |
||
572 | xor edx, edx |
||
573 | div [_10000000] |
||
574 | xchg eax, [esp] |
||
575 | div [_10000000] |
||
576 | pop edx |
||
577 | ; edx:eax = number of seconds since January 1, 1601 |
||
578 | push eax |
||
579 | mov eax, edx |
||
580 | xor edx, edx |
||
581 | div [_60] |
||
582 | xchg eax, [esp] |
||
583 | div [_60] |
||
584 | mov [edi], dl |
||
585 | pop edx |
||
586 | ; edx:eax = number of minutes |
||
587 | div [_60] |
||
588 | mov [edi+1], dl |
||
589 | ; eax = number of hours (note that 2^64/(10^7*60*60) < 2^32) |
||
590 | xor edx, edx |
||
591 | div [_24] |
||
592 | mov [edi+2], dl |
||
593 | mov [edi+3], byte 0 |
||
594 | ; eax = number of days since January 1, 1601 |
||
595 | xor edx, edx |
||
596 | div [days400year] |
||
597 | imul eax, 400 |
||
598 | add eax, 1601 |
||
599 | mov [edi+6], ax |
||
600 | mov eax, edx |
||
601 | xor edx, edx |
||
602 | div [days100year] |
||
603 | cmp al, 4 |
||
604 | jnz @f |
||
605 | dec eax |
||
606 | add edx, [days100year] |
||
607 | @@: |
||
608 | imul eax, 100 |
||
609 | add [edi+6], ax |
||
610 | mov eax, edx |
||
611 | xor edx, edx |
||
612 | div [days4year] |
||
613 | shl eax, 2 |
||
614 | add [edi+6], ax |
||
615 | mov eax, edx |
||
616 | xor edx, edx |
||
617 | div [days1year] |
||
618 | cmp al, 4 |
||
619 | jnz @f |
||
620 | dec eax |
||
621 | add edx, [days1year] |
||
622 | @@: |
||
623 | add [edi+6], ax |
||
624 | push esi edx |
||
625 | mov esi, months |
||
626 | movzx eax, word [edi+6] |
||
627 | test al, 3 |
||
628 | jnz .noleap |
||
629 | xor edx, edx |
||
630 | push eax |
||
631 | div [_400] |
||
632 | pop eax |
||
633 | test edx, edx |
||
634 | jz .leap |
||
635 | xor edx, edx |
||
636 | div [_100] |
||
637 | test edx, edx |
||
638 | jz .noleap |
||
639 | .leap: |
||
640 | mov esi, months2 |
||
641 | .noleap: |
||
642 | pop edx |
||
643 | xor eax, eax |
||
644 | inc eax |
||
645 | @@: |
||
646 | sub edx, [esi] |
||
647 | jb @f |
||
648 | add esi, 4 |
||
649 | inc eax |
||
650 | jmp @b |
||
651 | @@: |
||
652 | add edx, [esi] |
||
653 | pop esi |
||
654 | inc edx |
||
655 | mov [edi+4], dl |
||
656 | mov [edi+5], al |
||
657 | add edi, 8 |
||
658 | ret |
||
659 | |||
660 | ; By given array of files information, initialize links between them |
||
661 | ; ("[folder] contains [item]" relations). |
||
662 | ; Information structure must be compatible with 'file_common'. |
||
663 | ; Size of information structure is in [esp+4]. |
||
664 | init_file_links: |
||
665 | ; in: edx->file infos, ebx = number of files, [esp+4] = size, |
||
666 | ; edi->{dd root.subfolders, dd root.subfolders.end, |
||
667 | ; dd root.subfiles, dd root.subfiles.end, dd root.NumItems} |
||
668 | xor eax, eax |
||
669 | mov [.free], eax |
||
670 | push edi |
||
671 | stosd |
||
672 | stosd |
||
673 | stosd |
||
674 | stosd |
||
675 | stosd |
||
676 | pop edi |
||
677 | ; Loop through all files |
||
678 | .mainloop: |
||
679 | dec ebx |
||
680 | js .mainloopdone |
||
681 | ; Parse file name |
||
682 | ; esi->current character in name |
||
683 | ; dword [esp] = start of current component in file name |
||
684 | ; ecx->{dd curdir.subfolders, dd curdir.subfolders.end, |
||
685 | ; dd curdir.subfiles, dd curdir.subfiles.end} |
||
686 | mov esi, [edx+file_common.fullname] |
||
687 | mov ecx, edi |
||
688 | .parseloop: |
||
689 | push esi |
||
690 | .parsename: |
||
691 | lodsb |
||
692 | test al, al |
||
693 | jz @f |
||
694 | cmp al, '/' |
||
695 | jnz .parsename |
||
696 | @@: |
||
697 | ; we have found next component of current name; look for it in current directory |
||
698 | sub esi, [esp] |
||
699 | dec esi ; esi = strlen(component) |
||
700 | cmp esi, 259 |
||
701 | jbe @f |
||
702 | push ContinueBtn |
||
703 | push 1 |
||
704 | push aNameTooLong_ptr |
||
705 | push 1 |
||
706 | call [SayErr] |
||
707 | jmp return.clear |
||
708 | @@: |
||
709 | push ecx |
||
710 | mov eax, [ecx] ; eax->subfolders list |
||
711 | mov ecx, esi |
||
712 | .scansubfolders: |
||
713 | test eax, eax |
||
714 | jz .nofolder |
||
715 | add eax, [hOut] |
||
716 | cmp [eax+file_common.namelen], ecx |
||
717 | jnz .scancont |
||
718 | mov esi, [esp+4] |
||
719 | push ecx edi |
||
720 | mov edi, [eax+file_common.name] |
||
721 | repz cmpsb |
||
722 | pop edi ecx |
||
723 | jz .subfound |
||
724 | .scancont: |
||
725 | mov eax, [eax+file_common.next] |
||
726 | jmp .scansubfolders |
||
727 | .subfound: |
||
728 | ; found subfolder, set it as current and continue parsing name |
||
729 | add [esp+4], ecx |
||
730 | pop ecx |
||
731 | lea ecx, [eax+file_common.subfolders] |
||
732 | pop esi |
||
733 | lodsb |
||
734 | test al, al |
||
735 | jnz .parseloop |
||
736 | ; that was the last component of the name, and we have found subfolder |
||
737 | ; so found subfolder is a virtual subfolder and must be replaced with current |
||
738 | ; name |
||
739 | mov eax, [ecx-file_common.subfolders+file_common.namelen] |
||
740 | mov [edx+file_common.namelen], eax |
||
741 | sub esi, eax |
||
742 | dec esi |
||
743 | mov [edx+file_common.name], esi |
||
744 | sub edx, [hOut] ; convert pointer to relative |
||
745 | ; replace item in L2-list |
||
746 | mov eax, [ecx-file_common.subfolders+file_common.prev] |
||
747 | test eax, eax |
||
748 | jnz .1 |
||
749 | mov eax, [ecx-file_common.subfolders+file_common.parent] |
||
750 | sub eax, file_common.next - file_common.subfolders |
||
751 | jnc .1 |
||
752 | lea eax, [edi-file_common.next] |
||
753 | jmp .2 |
||
754 | .1: |
||
755 | add eax, [hOut] |
||
756 | .2: |
||
757 | mov [eax+file_common.next], edx |
||
758 | mov eax, [ecx-file_common.subfolders+file_common.next] |
||
759 | test eax, eax |
||
760 | jnz .3 |
||
761 | mov eax, [ecx-file_common.subfolders+file_common.parent] |
||
762 | sub eax, file_common.prev - file_common.subfolders.end |
||
763 | jnc .3 |
||
764 | lea eax, [edi-file_common.prev+4] |
||
765 | jmp .4 |
||
766 | .3: |
||
767 | add eax, [hOut] |
||
768 | .4: |
||
769 | mov [eax+file_common.prev], edx |
||
770 | ; correct parent links in childrens |
||
771 | mov eax, [ecx] |
||
772 | @@: |
||
773 | test eax, eax |
||
774 | jz @f |
||
775 | add eax, [hOut] |
||
776 | mov [eax+file_common.parent], edx |
||
777 | mov eax, [eax+file_common.next] |
||
778 | jmp @b |
||
779 | @@: |
||
780 | mov eax, [ecx+8] |
||
781 | @@: |
||
782 | test eax, eax |
||
783 | jz @f |
||
784 | add eax, [hOut] |
||
785 | mov [eax+file_common.parent], edx |
||
786 | mov eax, [eax+file_common.next] |
||
787 | jmp @b |
||
788 | @@: |
||
789 | add edx, [hOut] |
||
790 | ; set children links |
||
791 | mov eax, [ecx] |
||
792 | mov [edx+file_common.subfolders], eax |
||
793 | mov eax, [ecx+4] |
||
794 | mov [edx+file_common.subfolders.end], eax |
||
795 | mov eax, [ecx+8] |
||
796 | mov [edx+file_common.subfiles], eax |
||
797 | mov eax, [ecx+12] |
||
798 | mov [edx+file_common.subfiles.end], eax |
||
799 | mov eax, [ecx+16] |
||
800 | mov [edx+file_common.NumSubItems], eax |
||
801 | ; set prev/next links |
||
802 | mov eax, [ecx-file_common.subfolders+file_common.next] |
||
803 | mov [edx+file_common.next], eax |
||
804 | mov eax, [ecx-file_common.subfolders+file_common.prev] |
||
805 | mov [edx+file_common.prev], eax |
||
806 | ; add old item to list of free items |
||
807 | uglobal |
||
808 | align 4 |
||
809 | init_file_links.free dd ? |
||
810 | endg |
||
811 | sub ecx, file_common.subfolders |
||
812 | mov eax, [.free] |
||
813 | mov [ecx], eax |
||
814 | sub ecx, [hOut] |
||
815 | mov [.free], ecx |
||
816 | jmp .mainloopcont |
||
817 | .nofolder: |
||
818 | mov eax, edx |
||
819 | mov esi, [esp+4] |
||
820 | cmp byte [esi+ecx], 0 |
||
821 | jz .newitem |
||
822 | ; the current item is as 'dir1/item1' and 'dir1' has not been found |
||
823 | ; allocate virtual subfolder 'dir1' |
||
824 | mov eax, [init_file_links.free] |
||
825 | test eax, eax |
||
826 | jz .realloc |
||
827 | add eax, [hOut] |
||
828 | push dword [eax] |
||
829 | pop [init_file_links.free] |
||
830 | jmp .allocated |
||
831 | .realloc: |
||
832 | ; there is no free space, so reallocate [hOut] block |
||
833 | mov eax, [hOut] |
||
834 | sub [esp], eax ; make pointers relative |
||
835 | sub edx, eax |
||
836 | sub edi, eax |
||
837 | push ecx |
||
838 | mov ecx, [hOut.allocated] |
||
839 | add ecx, [esp+12+4] |
||
840 | mov [hOut.allocated], ecx |
||
841 | push ecx |
||
842 | and ecx, 0xFFF |
||
843 | cmp ecx, [esp+16+4] |
||
844 | pop ecx |
||
845 | ja @f |
||
846 | push edx |
||
847 | mov edx, eax |
||
848 | call [pgrealloc] |
||
849 | pop edx |
||
850 | test eax, eax |
||
851 | jnz @f |
||
852 | mov ecx, [hOut] |
||
853 | call [pgfree] |
||
854 | mov esp, [_esp] |
||
855 | or eax, -1 |
||
856 | ret |
||
857 | @@: |
||
858 | pop ecx |
||
859 | mov [hOut], eax |
||
860 | add [esp], eax ; make pointers absolute |
||
861 | add edx, eax |
||
862 | add edi, eax |
||
863 | add eax, [hOut.allocated] |
||
864 | sub eax, [esp+8+4] |
||
865 | .allocated: |
||
866 | ; eax -> new item |
||
867 | mov [eax+file_common.bIsDirectory], 1 |
||
868 | mov [eax+file_common.bPseudoFolder], 1 |
||
869 | .newitem: |
||
870 | mov [eax+file_common.namelen], ecx |
||
644 | diamond | 871 | ; !!! in this case .fullname is not null-terminated !!! |
872 | mov ecx, [edx+file_common.fullname] |
||
873 | mov [eax+file_common.fullname], ecx |
||
1148 | diamond | 874 | push edi eax |
875 | lea edi, [eax+file_common.parent] |
||
876 | xor eax, eax |
||
877 | push 7 |
||
589 | diamond | 878 | pop ecx |
1148 | diamond | 879 | rep stosd |
880 | pop eax edi |
||
881 | pop ecx |
||
589 | diamond | 882 | pop esi |
883 | ; ecx = parent item, eax = current item |
||
884 | mov [eax+file_common.name], esi |
||
885 | inc dword [ecx+16] ; new item in parent folder |
||
886 | push ecx |
||
887 | ; add new item to end of L2-list |
||
888 | cmp [eax+file_common.bIsDirectory], 0 |
||
889 | jnz @f |
||
890 | add ecx, 8 |
||
891 | @@: |
||
892 | push eax |
||
893 | sub eax, [hOut] |
||
894 | cmp dword [ecx], 0 |
||
895 | jnz @f |
||
896 | mov [ecx], eax |
||
897 | @@: |
||
898 | xchg eax, [ecx+4] |
||
899 | xchg eax, ecx |
||
900 | pop eax |
||
901 | mov [eax+file_common.prev], ecx |
||
902 | jecxz @f |
||
903 | add ecx, [hOut] |
||
904 | sub eax, [hOut] |
||
905 | mov [ecx+file_common.next], eax |
||
906 | add eax, [hOut] |
||
907 | @@: |
||
908 | pop ecx |
||
909 | ; set parent link |
||
910 | cmp ecx, edi |
||
911 | jz @f |
||
912 | sub ecx, file_common.subfolders |
||
913 | sub ecx, [hOut] |
||
914 | mov [eax+file_common.parent], ecx |
||
915 | @@: |
||
916 | ; set current directory to current item |
||
917 | lea ecx, [eax+file_common.subfolders] |
||
918 | ; if that was not last component, continue parse name |
||
919 | add esi, [eax+file_common.namelen] |
||
920 | lodsb |
||
921 | test al, al |
||
922 | jnz .parseloop |
||
923 | .mainloopcont: |
||
924 | ; continue main loop |
||
925 | add edx, [esp+4] |
||
926 | jmp .mainloop |
||
927 | .mainloopdone: |
||
928 | ; Loop done. |
||
929 | ret 4 |
||
930 | |||
931 | ; This subroutine is called by getattr and open. |
||
932 | ; This subroutine looks for file name and returns NULL or pointer to file info record. |
||
933 | lookup_file_name: |
||
934 | mov ebp, [esp+8] ; hPlugin |
||
935 | mov esi, [esp+12] ; filename |
||
936 | lea edi, [ebp+handle_common.root.subfolders] |
||
937 | xor eax, eax |
||
938 | ; KFar operates with absolute names, skip first '/' |
||
939 | cmp byte [esi], '/' |
||
940 | jnz .notfound |
||
941 | inc esi |
||
942 | .mainloop: |
||
943 | ; get next component of name |
||
944 | push -1 |
||
945 | pop ecx |
||
946 | @@: |
||
947 | inc ecx |
||
948 | cmp byte [esi+ecx], '/' |
||
949 | jz @f |
||
950 | cmp byte [esi+ecx], 0 |
||
951 | jnz @b |
||
952 | @@: |
||
953 | ; esi->component, ecx=length |
||
954 | ; scan for required item in subfolders list |
||
955 | push -1 |
||
956 | mov eax, [edi] ; .subfolders |
||
957 | .scan1: |
||
958 | test eax, eax |
||
959 | jz .notfound1 |
||
960 | add eax, ebp |
||
961 | cmp [eax+file_common.namelen], ecx |
||
962 | jnz .cont1 |
||
963 | push ecx esi edi |
||
964 | mov edi, [eax+file_common.name] |
||
965 | repz cmpsb |
||
966 | pop edi esi ecx |
||
967 | jz .found1 |
||
968 | .cont1: |
||
969 | mov eax, [eax+file_common.next] |
||
970 | jmp .scan1 |
||
971 | .notfound1: |
||
972 | pop edx |
||
973 | ; if this is last component in file name, scan in subfiles list |
||
974 | cmp byte [esi+ecx], al |
||
975 | jnz .notfound |
||
976 | inc edx |
||
977 | jnz .notfound |
||
978 | mov eax, [edi+8] ; .subfiles |
||
979 | push edx |
||
980 | jmp .scan1 |
||
981 | .found1: |
||
982 | pop edi |
||
983 | ; item is found, go to next component |
||
984 | lea edi, [eax+file_common.subfolders] |
||
985 | lea esi, [esi+ecx+1] |
||
986 | cmp byte [esi-1], 0 |
||
987 | jnz .mainloop |
||
988 | ; this was the last component |
||
989 | .notfound: |
||
990 | ret |
||
991 | |||
992 | ; Memory streams handling. |
||
993 | ; Archive handlers create memory stream for small files: |
||
994 | ; size of which is not greater than (free RAM size)/4 and |
||
995 | ; not greater than following constant... |
||
996 | ;LIMIT_FOR_MEM_STREAM = 2*1024*1024 |
||
997 | ; ...if it is defined. Now the definition is commented: |
||
998 | ; if user has many physical memory, why not to use it? |
||
999 | |||
1000 | virtual at 0 |
||
1001 | mem_stream: |
||
1002 | .type dd ? ; type_mem_stream |
||
1003 | .size dd ? |
||
1004 | .pos dd ? |
||
1005 | .buf: |
||
1006 | end virtual |
||
1007 | |||
1008 | ; unsigned __stdcall read(ebx = HANDLE hFile, void* buf, unsigned size); |
||
1009 | read_mem_stream: |
||
1010 | mov eax, [esp+12] |
||
1011 | mov ecx, [ebx+mem_stream.size] |
||
1012 | sub ecx, [ebx+mem_stream.pos] |
||
1013 | jnc @f |
||
1014 | xor ecx, ecx |
||
1015 | @@: |
||
1016 | cmp eax, ecx |
||
1017 | jb @f |
||
1018 | mov eax, ecx |
||
1019 | @@: |
||
1020 | mov ecx, eax |
||
1021 | lea esi, [ebx+mem_stream.buf] |
||
1022 | add esi, [ebx+mem_stream.pos] |
||
1023 | add [ebx+mem_stream.pos], eax |
||
1024 | mov edi, [esp+8] |
||
1025 | mov edx, ecx |
||
1026 | shr ecx, 2 |
||
1027 | rep movsd |
||
1028 | mov ecx, edx |
||
1029 | and ecx, 3 |
||
1030 | rep movsb |
||
1031 | ret 12 |
||
1032 | |||
1033 | ; void __stdcall setpos(ebx = HANDLE hFile, __int64 pos); |
||
1034 | setpos_mem_stream: |
||
1035 | mov eax, [esp+8] |
||
1036 | mov [ebx+mem_stream.pos], eax |
||
1037 | ret 12 |
||
1038 | |||
1039 | ; void __stdcall close(ebx = HANDLE hFile); |
||
1040 | close_mem_stream: |
||
1041 | mov ecx, ebx |
||
1042 | call [pgfree] |
||
1043 | ret 4 |
||
1044 | |||
1045 | ; Allocate handle for file |
||
1046 | ; esi -> handle table, ecx = size of handle |
||
1047 | alloc_handle: |
||
1048 | ; Handle table is L2-list of allocated pages. |
||
1049 | ; Scan for free entry |
||
1050 | mov edx, esi |
||
1051 | @@: |
||
1052 | mov edx, [edx] |
||
1053 | cmp edx, esi |
||
1054 | jz .alloc_new |
||
1055 | mov eax, [edx+8] ; head of L1-list of free entries |
||
1056 | test eax, eax ; has free entry? |
||
1057 | jz @b |
||
1058 | ; we have found allocated page with free entry; allocate entry and return |
||
1059 | inc dword [edx+12] ; number of busy entries |
||
1060 | push dword [eax] |
||
1061 | pop dword [edx+8] |
||
1062 | .ret: |
||
1063 | ret |
||
1064 | .alloc_new: |
||
1065 | ; no free pages; get new page and initialize |
||
1066 | push ecx |
||
1067 | mov ecx, 0x1000 |
||
1068 | call [pgalloc] |
||
1069 | pop ecx |
||
1070 | test eax, eax |
||
1071 | jz .ret |
||
1072 | ; insert new page to start of L2-list |
||
1073 | mov edx, [esi] |
||
1074 | mov [eax], edx |
||
1075 | mov [esi], eax |
||
1076 | mov [eax+4], esi |
||
1077 | mov [edx+4], eax |
||
1078 | mov dword [eax+12], 1 ; 1 allocated entry |
||
1079 | ; initialize list of free entries |
||
1080 | lea edx, [eax+16] |
||
1081 | push edx ; save return value |
||
1082 | add edx, ecx |
||
1083 | mov [eax+8], edx |
||
1084 | add eax, 0x1000 |
||
1085 | @@: |
||
1086 | mov esi, edx |
||
1087 | add edx, ecx |
||
1088 | mov [esi], edx |
||
1089 | cmp edx, eax |
||
1090 | jb @b |
||
1091 | and dword [esi], 0 |
||
1092 | pop eax |
||
1093 | ret |
||
1094 | |||
1095 | ; Free handle allocated in previous procedure |
||
1096 | ; esi = handle |
||
1097 | free_handle: |
||
1098 | mov ecx, esi |
||
1099 | and ecx, not 0xFFF ; get page |
||
1100 | ; add entry to head of L1-list of free entries |
||
1101 | mov eax, [ecx+8] |
||
1102 | mov [esi], eax |
||
1103 | mov [ecx+8], esi |
||
1104 | dec dword [ecx+12] ; decrement number of allocated entries |
||
1105 | jnz .ret |
||
1106 | ; delete page from common L2-list |
||
1107 | mov eax, [ecx] |
||
1108 | mov edx, [ecx+4] |
||
1109 | mov [eax+4], edx |
||
1110 | mov [edx], eax |
||
1111 | ; free page |
||
1112 | call [pgfree] |
||
1113 | .ret: |
||
1114 | ret |
||
1115 | |||
1116 | ; Ask user to enter password. |
||
1117 | ; Out: ZF set <=> user pressed Esc |
||
1118 | ; 'password_ansi', 'password_unicode', 'password_size' filled |
||
1119 | query_password: |
||
1120 | cmp [bPasswordDefined], 0 |
||
1121 | jnz .ret |
||
1122 | mov edi, password_data |
||
1123 | mov eax, password_maxlen |
||
1124 | stosd ; maximum length |
||
1125 | xor eax, eax |
||
1126 | stosd ; start of visible part |
||
1127 | stosd ; position of cursor |
||
1128 | stosb ; initial state: empty string |
||
1129 | mov eax, [cur_console_size] |
||
1130 | mov eax, [eax] ; get current console width |
||
1131 | sub eax, 12 |
||
1132 | mov edi, password_dlg |
||
1133 | mov [edi+password_dlg.width-password_dlg], eax |
||
1134 | dec eax |
||
1135 | dec eax |
||
1136 | mov [edi+password_dlg.width1-password_dlg], eax |
||
1137 | mov [edi+password_dlg.width2-password_dlg], eax |
||
1138 | push edi |
||
1139 | call [DialogBox] |
||
1140 | inc eax |
||
1141 | jz .ret |
||
1142 | ; convert ANSI-cp866 to UNICODE string; also calculate 'password_size' |
||
1143 | mov esi, password_ansi |
||
1144 | mov edi, password_unicode |
||
1145 | or [password_size], -1 |
||
1146 | .cvt: |
||
1147 | inc [password_size] |
||
1148 | lodsb |
||
1149 | mov ah, 0 |
||
1150 | ; 0x00-0x7F - trivial map |
||
1151 | cmp al, 0x80 |
||
1152 | jb .symb |
||
1153 | ; 0x80-0xAF -> 0x410-0x43F |
||
1154 | cmp al, 0xB0 |
||
1155 | jae @f |
||
1156 | add ax, 0x410-0x80 |
||
1157 | jmp .symb |
||
1158 | @@: |
||
1159 | ; 0xE0-0xEF -> 0x440-0x44F |
||
1160 | cmp al, 0xE0 |
||
1161 | jb .unk |
||
1162 | cmp al, 0xF0 |
||
1163 | jae @f |
||
1164 | add ax, 0x440-0xE0 |
||
1165 | jmp .symb |
||
1166 | @@: |
||
1167 | ; 0xF0 -> 0x401 |
||
1168 | ; 0xF1 -> 0x451 |
||
1169 | cmp al, 'Ё' |
||
1170 | jz .yo1 |
||
1171 | cmp al, 'ё' |
||
1172 | jz .yo2 |
||
1173 | .unk: |
||
1174 | mov al, '_' |
||
1175 | jmp .symb |
||
1176 | .yo1: |
||
1177 | mov ax, 0x401 |
||
1178 | jmp .symb |
||
1179 | .yo2: |
||
1180 | mov ax, 0x451 |
||
1181 | .symb: |
||
1182 | stosw |
||
1183 | test al, al |
||
1184 | jnz .cvt |
||
1185 | inc [bPasswordDefined] ; clears ZF flag |
||
1186 | .ret: |
||
1187 | ret |
||
1188 | |||
1189 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
1022 | diamond | 1190 | ;;;;;;;;;;;;; API for other programs ;;;;;;;;;;;; |
1191 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
1192 | ; void* __stdcall deflate_unpack(void* packed_data, unsigned* pLength) |
||
1193 | deflate_unpack: |
||
1194 | push dword [esp+8] |
||
1195 | push esp |
||
1196 | push deflate_unpack_cb |
||
1197 | call deflate_unpack2 |
||
1198 | ret 8 |
||
1199 | |||
1200 | deflate_unpack_cb: |
||
1201 | mov edx, [esp+4] |
||
1202 | push edx |
||
1203 | mov edx, [edx+12] |
||
1204 | mov edx, [edx] |
||
1205 | mov eax, [esp+8+4] |
||
1206 | mov [eax], edx |
||
1207 | pop edx |
||
1208 | xor eax, eax |
||
1209 | xchg eax, [edx+8] |
||
1210 | ret 8 |
||
1211 | |||
1212 | ; void* __stdcall deflate_unpack2(void* get_next_chunk, void* parameter, unsigned* pUnpackedLength) |
||
1213 | ; void* __stdcall get_next_chunk(void* parameter, unsigned* pLength) |
||
1214 | deflate_unpack2: |
||
1215 | pusha |
||
1216 | mov ecx, 0x11000 |
||
1217 | call mypgalloc |
||
1218 | test eax, eax |
||
1219 | jz .ret |
||
1220 | or dword [eax+streamInfo.fullSize], -1 |
||
1221 | or dword [eax+streamInfo.fullSize+4], -1 |
||
1222 | and dword [eax+streamInfo.bufSize], 0 |
||
1223 | mov dword [eax+streamInfo.fillBuf], .fillBuf |
||
1224 | mov edx, [esp+32+4] |
||
1225 | mov [eax+streamInfo.size], edx |
||
1226 | mov edx, [esp+32+8] |
||
1227 | mov [eax+streamInfo.size+4], edx |
||
1228 | mov [eax+streamInfo.size+8+deflate_decoder.inStream], eax |
||
1229 | add eax, streamInfo.size+8 |
||
1230 | lea edi, [eax+deflate_decoder.size] |
||
1231 | mov [eax+streamInfo.bufPtr], edi |
||
1232 | mov ebp, eax |
||
1233 | call deflate_init_decoder |
||
1234 | xor edx, edx |
||
1235 | mov ecx, 10000h |
||
1236 | .loop: |
||
1237 | push @f |
||
1238 | pushad |
||
1239 | mov [_esp], esp |
||
1240 | mov [_ebp], ebp |
||
1241 | mov [error_proc], .error |
||
1242 | mov ecx, 10000h |
||
1243 | jmp [eax+streamInfo.fillBuf] |
||
1244 | @@: |
||
1245 | push 68 |
||
1246 | pop eax |
||
1247 | push 20 |
||
1248 | pop ebx |
||
1249 | int 0x40 |
||
1250 | test eax, eax |
||
1251 | jz .nomem |
||
1252 | mov edx, eax |
||
1253 | mov eax, ebp |
||
1254 | mov esi, edi |
||
1255 | push edi |
||
1256 | lea edi, [edx+ecx-0x10000] |
||
1257 | push ecx |
||
1258 | mov ecx, 0x10000/4 |
||
1259 | rep movsd |
||
1260 | pop ecx |
||
1261 | pop edi |
||
1262 | add ecx, 0x10000 |
||
1263 | jmp .loop |
||
1264 | .error: |
||
1265 | pop eax |
||
1266 | push edi |
||
1267 | popad |
||
1268 | pop eax |
||
1269 | mov eax, ebp |
||
1270 | lea esi, [eax+deflate_decoder.size] |
||
1271 | sub ecx, 0x10000 |
||
1272 | sub edi, esi |
||
1273 | add ecx, edi |
||
1274 | mov eax, [esp+32+12] |
||
1275 | test eax, eax |
||
1276 | jz @f |
||
1277 | mov [eax], ecx |
||
1278 | @@: |
||
1279 | test ecx, ecx |
||
1280 | jnz @f |
||
1281 | inc ecx |
||
1282 | @@: |
||
1283 | push 68 |
||
1284 | pop eax |
||
1285 | push 20 |
||
1286 | pop ebx |
||
1287 | int 0x40 |
||
1288 | test eax, eax |
||
1289 | jz .nomem |
||
1290 | sub ecx, edi |
||
1291 | mov edx, edi |
||
1292 | lea edi, [eax+ecx] |
||
1293 | mov ecx, edx |
||
1294 | shr ecx, 2 |
||
1295 | rep movsd |
||
1296 | mov ecx, edx |
||
1297 | and ecx, 3 |
||
1298 | rep movsb |
||
1299 | push eax |
||
1300 | push 68 |
||
1301 | pop eax |
||
1302 | push 13 |
||
1303 | pop ebx |
||
1304 | lea ecx, [ebp-streamInfo.size-8] |
||
1305 | int 40h |
||
1306 | pop eax |
||
1307 | jmp .ret |
||
1308 | .nomem: |
||
1309 | push 68 |
||
1310 | pop eax |
||
1311 | push 13 |
||
1312 | pop ebx |
||
1313 | test edx, edx |
||
1314 | jz @f |
||
1315 | mov ecx, edx |
||
1316 | push eax |
||
1317 | int 0x40 |
||
1318 | pop eax |
||
1319 | @@: |
||
1320 | lea ecx, [ebp-streamInfo.size-8] |
||
1321 | int 0x40 |
||
1322 | xor eax, eax |
||
1323 | .ret: |
||
1324 | mov [esp+28], eax |
||
1325 | popa |
||
1326 | ret 12 |
||
1327 | .fillBuf: |
||
1328 | push eax |
||
1329 | push eax |
||
1330 | push esp |
||
1331 | push dword [eax+streamInfo.size+4] |
||
1332 | call dword [eax+streamInfo.size] |
||
1333 | pop edx |
||
1334 | pop ebp |
||
1335 | mov [ebp+streamInfo.bufPtr], eax |
||
1336 | and [ebp+streamInfo.bufDataLen], 0 |
||
1337 | test eax, eax |
||
1338 | jz @f |
||
1339 | mov [ebp+streamInfo.bufDataLen], edx |
||
1340 | @@: |
||
1341 | popad |
||
1342 | ret |
||
1343 | |||
1344 | mypgalloc: |
||
1345 | push 68 |
||
1346 | pop eax |
||
1347 | push 12 |
||
1348 | pop ebx |
||
1349 | int 0x40 |
||
1350 | ret |
||
1351 | |||
1352 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
589 | diamond | 1353 | ;;;;;;;;;;;;;;;; Initialized data ;;;;;;;;;;;;;;; |
1354 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
1355 | |||
1356 | ; export table |
||
1357 | align 4 |
||
1358 | EXPORTS: |
||
926 | diamond | 1359 | dd aVersion, 3 |
589 | diamond | 1360 | dd aPluginLoad, plugin_load |
1361 | dd aOpenFilePlugin,OpenFilePlugin |
||
1362 | dd aClosePlugin, ClosePlugin |
||
1363 | dd aReadFolder, ReadFolder |
||
1364 | dd aSetFolder, SetFolder |
||
1365 | dd aGetFiles, GetFiles |
||
1366 | dd aGetOpenPluginInfo, GetOpenPluginInfo |
||
1367 | dd aGetattr, mygetattr |
||
1368 | dd aOpen, myopen |
||
1369 | dd aRead, myread |
||
1370 | dd aSetpos, mysetpos |
||
1371 | dd aClose, myclose |
||
1022 | diamond | 1372 | dd aDeflateUnpack, deflate_unpack |
1373 | dd aDeflateUnpack2,deflate_unpack2 |
||
589 | diamond | 1374 | dd 0 |
1375 | |||
1376 | ; exported names |
||
1377 | aVersion db 'version',0 |
||
1378 | aPluginLoad db 'plugin_load',0 |
||
1379 | aOpenFilePlugin db 'OpenFilePlugin',0 |
||
1380 | aClosePlugin db 'ClosePlugin',0 |
||
1381 | aReadFolder db 'ReadFolder',0 |
||
1382 | aSetFolder db 'SetFolder',0 |
||
1383 | aGetFiles db 'GetFiles',0 |
||
1384 | aGetOpenPluginInfo db 'GetOpenPluginInfo',0 |
||
1385 | aGetattr db 'getattr',0 |
||
1386 | aOpen db 'open',0 |
||
1387 | aRead db 'read',0 |
||
1388 | aSetpos db 'setpos',0 |
||
1389 | aClose db 'close',0 |
||
1022 | diamond | 1390 | aDeflateUnpack db 'deflate_unpack',0 |
1391 | aDeflateUnpack2 db 'deflate_unpack2',0 |
||
589 | diamond | 1392 | |
1393 | ; common strings |
||
1394 | if lang eq ru |
||
1395 | aContinue db 'Продолжить',0 |
||
1396 | aCancel db 'Отмена',0 |
||
1397 | aHeaderError db 'Ошибка в заголовке архива',0 |
||
1398 | aReadError db 'Ошибка чтения',0 |
||
1399 | aNoFreeRam db 'Недостаточно свободной оперативной памяти',0 |
||
1400 | aEncodingProblem db 'Проблема с кодировкой',0 |
||
1401 | aEncodingProblem_str db 'Имена некоторых файлов в архиве содержат символы,',0 |
||
1402 | .2 db 'не представимые в кодировке cp866.',0 |
||
1403 | .3 db 'Эти символы будут заменены на подчёркивания.',0 |
||
1404 | aEnterPassword db 'Введите пароль:',0 |
||
1405 | aEnterPasswordLen = $ - aEnterPassword - 1 |
||
1406 | aEnterPasswordTitle db 'Ввод пароля',0 |
||
1407 | aArchiveDataError db 'Ошибка в данных архива',0 |
||
1408 | aArchiveDataErrorPass db 'Ошибка в данных архива или неверный пароль',0 |
||
1409 | aChangePass db 'Ввести пароль',0 |
||
1410 | aNameTooLong db 'Слишком длинное имя',0 |
||
631 | diamond | 1411 | aCannotOpenFile db 'Не могу открыть файл',0 |
589 | diamond | 1412 | else |
1413 | aContinue db 'Continue',0 |
||
1414 | aCancel db 'Cancel',0 |
||
1415 | aHeaderError db 'Invalid archive header',0 |
||
1416 | aReadError db 'Read error',0 |
||
1417 | aNoFreeRam db 'There is not enough of free RAM',0 |
||
1418 | aEncodingProblem db 'Encoding problem',0 |
||
1419 | aEncodingProblem_str db 'The names of some files in the archive contain',0 |
||
1420 | .2 db 'characters which can not be represented in cp866.',0 |
||
1421 | .3 db 'Such characters will be replaced to underscores.',0 |
||
1422 | aEnterPassword db 'Enter password:',0 |
||
1423 | aEnterPasswordLen = $ - aEnterPassword - 1 |
||
1424 | aEnterPasswordTitle db 'Get password',0 |
||
1425 | aArchiveDataError db 'Error in archive data',0 |
||
1426 | aArchiveDataErrorPass db 'Error in archive data or incorrect password',0 |
||
1427 | aChangePass db 'Enter password',0 |
||
1428 | aNameTooLong db 'Name is too long',0 |
||
631 | diamond | 1429 | aCannotOpenFile db 'Cannot open file',0 |
589 | diamond | 1430 | end if |
1431 | |||
631 | diamond | 1432 | ; kfar_arc supports many archive types. |
589 | diamond | 1433 | ; OpenFilePlugin looks for supported archive signature and gives control |
1434 | ; to concrete handler if found. |
||
631 | diamond | 1435 | ; Other functions just determine type of opened archive and jump to corresponding handler. |
589 | diamond | 1436 | type_mem_stream = 0 ; memory stream - for file handles (returned from 'open') |
1437 | type_7z = 1 |
||
631 | diamond | 1438 | type_zip = 2 |
589 | diamond | 1439 | |
1440 | ; archive functions (types start from type_7z) |
||
1441 | align 4 |
||
1442 | ClosePluginTable: |
||
1443 | dd close_7z |
||
631 | diamond | 1444 | dd close_zip |
589 | diamond | 1445 | getattrTable: |
1446 | dd getattr_7z |
||
631 | diamond | 1447 | dd getattr_zip |
589 | diamond | 1448 | openTable: |
1449 | dd open_file_7z |
||
631 | diamond | 1450 | dd open_file_zip |
1451 | basesizes: |
||
1452 | dd handle_7z.basesize, file_in_7z.size |
||
1453 | dd handle_zip.basesize, file_in_zip.size |
||
589 | diamond | 1454 | |
1455 | ; file functions (types start from type_mem_stream) |
||
1456 | readTable: |
||
1457 | dd read_mem_stream |
||
1458 | dd read_7z |
||
631 | diamond | 1459 | dd read_zip |
589 | diamond | 1460 | setposTable: |
1461 | dd setpos_mem_stream |
||
1462 | dd setpos_7z |
||
631 | diamond | 1463 | dd setpos_zip |
589 | diamond | 1464 | closeTable: |
1465 | dd close_mem_stream |
||
1466 | dd close_file_7z |
||
631 | diamond | 1467 | dd close_file_zip |
589 | diamond | 1468 | |
1469 | ; pointers for SayErr and Message |
||
1470 | ContinueBtn dd aContinue |
||
1471 | HeaderError_ptr dd aHeaderError |
||
1472 | aReadError_ptr dd aReadError |
||
1473 | aNoFreeRam_ptr dd aNoFreeRam |
||
1474 | aEncodingProblem_str_ptr: |
||
1475 | dd aEncodingProblem_str |
||
1476 | dd aEncodingProblem_str.2 |
||
1477 | dd aEncodingProblem_str.3 |
||
1478 | aNameTooLong_ptr dd aNameTooLong |
||
1479 | aArchiveDataError_ptr dd aArchiveDataError |
||
1480 | aArchiveDataErrorPass_ptr dd aArchiveDataErrorPass |
||
1481 | CancelPassBtn dd aCancel |
||
1482 | dd aChangePass |
||
1483 | |||
1484 | ; "enter password" dialog for KFar |
||
1485 | password_dlg: |
||
1486 | dd 1 ; use standard dialog colors |
||
1487 | dd -1 ; center window by x |
||
1488 | dd -1 ; center window by y |
||
1489 | .width dd ? ; width (will be filled according to current console width) |
||
1490 | dd 2 ; height |
||
1491 | dd 4, 2 ; border size |
||
1492 | dd aEnterPasswordTitle ; title |
||
1493 | dd ? ; colors (will be set by KFar) |
||
926 | diamond | 1494 | dd 0 ; used internally by dialog manager, ignored |
589 | diamond | 1495 | dd 0, 0 ; reserved for DlgProc |
1496 | dd 2 ; 2 controls |
||
1497 | ; the string "enter password" |
||
1498 | dd 1 ; type: static |
||
1499 | dd 1,0 ; upper-left position |
||
1500 | .width1 dd ?,0 ; bottom-right position |
||
1501 | dd aEnterPassword ; data |
||
1502 | dd 0 ; flags |
||
1503 | ; editbox for password |
||
1504 | dd 3 ; type: edit |
||
1505 | dd 1,1 ; upper-left position |
||
1506 | .width2 dd ?,0 ; bottom-right position |
||
1507 | dd password_data ; data |
||
1508 | dd 2Ch ; flags |
||
1509 | |||
1510 | IncludeIGlobals |
||
1511 | |||
1512 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
1513 | ;;;;;;;;;;;;;;; Uninitialized data ;;;;;;;;;;;;;; |
||
1514 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
1515 | |||
1516 | section '.udata' data readable writable align 16 |
||
1517 | kfar_info dd ? |
||
1518 | crc_table rd 256 |
||
1519 | _esp dd ? |
||
1520 | _ebp dd ? |
||
1521 | bufsize dd ? |
||
1522 | bufptr dd ? |
||
1523 | bufend dd ? |
||
1524 | buffer rb 1024 |
||
1525 | inStream dd ? |
||
1526 | hOut dd ? |
||
1527 | .allocated dd ? |
||
1528 | |||
1529 | error_proc dd ? |
||
1530 | clear_proc dd ? |
||
1531 | |||
1532 | ; import from kfar |
||
631 | diamond | 1533 | open2 dd ? |
1534 | filesize dd ? |
||
589 | diamond | 1535 | read dd ? |
1536 | seek dd ? |
||
1537 | close dd ? |
||
1538 | pgalloc dd ? |
||
1539 | pgrealloc dd ? |
||
1540 | pgfree dd ? |
||
1541 | getfreemem dd ? |
||
1542 | DialogBox dd ? |
||
1543 | SayErr dd ? |
||
1544 | Message dd ? |
||
1545 | cur_console_size dd ? |
||
1546 | |||
1547 | ; data for editbox in kfar dialog |
||
1548 | password_maxlen = 512 |
||
1549 | password_data: |
||
1550 | .maxlen dd ? |
||
1551 | .pos dd ? |
||
1552 | .start dd ? |
||
1553 | password_ansi rb password_maxlen+1 |
||
1554 | bPasswordDefined db ? |
||
1555 | |||
1556 | ; converted password |
||
1557 | password_unicode rw password_maxlen+1 |
||
1558 | password_size dd ? |
||
1559 | |||
1560 | IncludeUGlobals |
||
1561 | |||
1562 | bWasWarning db ?=>> |