Rev 6338 | Rev 6464 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
2288 | clevermous | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
||
6462 | pathoswith | 3 | ;; Copyright (C) KolibriOS team 2004-2016. All rights reserved. ;; |
4 | ;; Distributed under terms of the GNU General Public License. ;; |
||
2288 | clevermous | 5 | ;; ;; |
6 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
7 | |||
8 | $Revision: 6462 $ |
||
9 | |||
2889 | turbanoff | 10 | ERROR_SUCCESS = 0 |
11 | ERROR_DISK_BASE = 1 |
||
12 | ERROR_UNSUPPORTED_FS = 2 |
||
13 | ERROR_UNKNOWN_FS = 3 |
||
14 | ERROR_PARTITION = 4 |
||
15 | ERROR_FILE_NOT_FOUND = 5 |
||
16 | ERROR_END_OF_FILE = 6 |
||
17 | ERROR_MEMORY_POINTER = 7 |
||
18 | ERROR_DISK_FULL = 8 |
||
19 | ERROR_FAT_TABLE = 9 ;deprecated |
||
20 | ERROR_FS_FAIL = 9 |
||
21 | ERROR_ACCESS_DENIED = 10 |
||
22 | ERROR_DEVICE = 11 |
||
5994 | pathoswith | 23 | ERROR_OUT_OF_MEMORY = 12 |
2288 | clevermous | 24 | |
25 | image_of_eax EQU esp+32 |
||
26 | image_of_ebx EQU esp+20 |
||
27 | |||
28 | ; System function 70 - files with long names (LFN) |
||
29 | ; diamond, 2006 |
||
30 | |||
31 | iglobal |
||
32 | ; in this table names must be in lowercase |
||
33 | rootdirs: |
||
34 | ;********************************************** |
||
35 | db 3,'cd0' |
||
36 | dd fs_OnCd0 |
||
37 | dd fs_NextCd |
||
38 | db 3,'cd1' |
||
39 | dd fs_OnCd1 |
||
40 | dd fs_NextCd |
||
41 | db 3,'cd2' |
||
42 | dd fs_OnCd2 |
||
43 | dd fs_NextCd |
||
44 | db 3,'cd3' |
||
45 | dd fs_OnCd3 |
||
46 | dd fs_NextCd |
||
4700 | mario79 | 47 | db 3,'cd4' |
48 | dd fs_OnCd4 |
||
49 | dd fs_NextCd |
||
50 | db 3,'cd5' |
||
51 | dd fs_OnCd5 |
||
52 | dd fs_NextCd |
||
53 | db 3,'cd6' |
||
54 | dd fs_OnCd6 |
||
55 | dd fs_NextCd |
||
56 | db 3,'cd7' |
||
57 | dd fs_OnCd7 |
||
58 | dd fs_NextCd |
||
59 | db 3,'cd8' |
||
60 | dd fs_OnCd8 |
||
61 | dd fs_NextCd |
||
62 | db 3,'cd9' |
||
63 | dd fs_OnCd9 |
||
64 | dd fs_NextCd |
||
65 | db 4,'cd10' |
||
66 | dd fs_OnCd10 |
||
67 | dd fs_NextCd |
||
68 | db 4,'cd11' |
||
69 | dd fs_OnCd11 |
||
70 | dd fs_NextCd |
||
2288 | clevermous | 71 | ;*********************************************** |
72 | db 0 |
||
73 | |||
74 | |||
75 | virtual_root_query: |
||
76 | ;********************************************** |
||
77 | dd fs_HasCd0 |
||
78 | db 'cd0',0 |
||
79 | dd fs_HasCd1 |
||
80 | db 'cd1',0 |
||
81 | dd fs_HasCd2 |
||
82 | db 'cd2',0 |
||
83 | dd fs_HasCd3 |
||
84 | db 'cd3',0 |
||
4700 | mario79 | 85 | dd fs_HasCd4 |
86 | db 'cd4',0 |
||
87 | dd fs_HasCd5 |
||
88 | db 'cd5',0 |
||
89 | dd fs_HasCd6 |
||
90 | db 'cd6',0 |
||
91 | dd fs_HasCd7 |
||
92 | db 'cd7',0 |
||
93 | dd fs_HasCd8 |
||
94 | db 'cd8',0 |
||
95 | dd fs_HasCd9 |
||
96 | db 'cd9',0 |
||
97 | dd fs_HasCd10 |
||
98 | db 'cd10',0 |
||
99 | dd fs_HasCd11 |
||
100 | db 'cd11',0 |
||
2288 | clevermous | 101 | ;********************************************** |
102 | dd 0 |
||
103 | endg |
||
3296 | clevermous | 104 | |
105 | file_system_lfn_protected: |
||
106 | pushad |
||
107 | call protect_from_terminate |
||
108 | call file_system_lfn |
||
109 | call unprotect_from_terminate |
||
110 | popad |
||
111 | mov [image_of_eax], eax |
||
112 | mov [image_of_ebx], ebx |
||
113 | ret |
||
114 | |||
2288 | clevermous | 115 | file_system_lfn: |
116 | ; in: ebx->fileinfo block |
||
117 | ; operation codes: |
||
118 | ; 0 : read file |
||
119 | ; 1 : read folder |
||
120 | ; 2 : create/rewrite file |
||
121 | ; 3 : write/append to file |
||
122 | ; 4 : set end of file |
||
123 | ; 5 : get file/directory attributes structure |
||
124 | ; 6 : set file/directory attributes structure |
||
125 | ; 7 : start application |
||
126 | ; 8 : delete file |
||
127 | ; 9 : create directory |
||
128 | |||
129 | ; parse file name |
||
130 | lea esi, [ebx+20] |
||
131 | lodsb |
||
132 | test al, al |
||
133 | jnz @f |
||
134 | mov esi, [esi] |
||
135 | lodsb |
||
136 | @@: |
||
6333 | serge | 137 | lea ebp, [esi-1] |
6338 | serge | 138 | if 0 |
139 | cmp [ebx], dword 0 |
||
140 | jne @F |
||
141 | DEBUGF 1,'read file %s\n',ebp |
||
142 | jmp .1 |
||
143 | @@: |
||
144 | cmp [ebx], dword 5 |
||
145 | jne @F |
||
146 | DEBUGF 1,'get file attributes %s\n',ebp |
||
147 | @@: |
||
148 | .1: |
||
149 | end if |
||
150 | |||
6333 | serge | 151 | cmp dword [ebx], 7 |
152 | jne @F |
||
153 | mov edx, [ebx+4] |
||
154 | mov ebx, [ebx+8] |
||
155 | call fs_execute; ebp, ebx, edx |
||
156 | mov [image_of_eax], eax |
||
157 | ret |
||
158 | @@: |
||
2288 | clevermous | 159 | cmp al, '/' |
160 | jz .notcurdir |
||
161 | dec esi |
||
162 | mov ebp, esi |
||
163 | test al, al |
||
164 | jnz @f |
||
165 | xor ebp, ebp |
||
166 | @@: |
||
167 | mov esi, [current_slot] |
||
168 | mov esi, [esi+APPDATA.cur_dir] |
||
169 | jmp .parse_normal |
||
170 | .notcurdir: |
||
171 | cmp byte [esi], 0 |
||
172 | jz .rootdir |
||
173 | call process_replace_file_name |
||
174 | .parse_normal: |
||
175 | mov edi, rootdirs-8 |
||
176 | xor ecx, ecx |
||
177 | push esi |
||
178 | .scan1: |
||
179 | pop esi |
||
180 | add edi, ecx |
||
181 | scasd |
||
182 | scasd |
||
183 | mov cl, byte [edi] |
||
184 | test cl, cl |
||
185 | jz .notfound_try |
||
186 | inc edi |
||
187 | push esi |
||
188 | @@: |
||
189 | lodsb |
||
190 | or al, 20h |
||
191 | scasb |
||
192 | loopz @b |
||
193 | jnz .scan1 |
||
194 | lodsb |
||
195 | cmp al, '/' |
||
196 | jz .found1 |
||
197 | test al, al |
||
198 | jnz .scan1 |
||
199 | pop eax |
||
200 | ; directory /xxx |
||
201 | .maindir: |
||
202 | mov esi, [edi+4] |
||
203 | .maindir_noesi: |
||
204 | cmp dword [ebx], 1 |
||
205 | jnz .access_denied |
||
206 | xor eax, eax |
||
4700 | mario79 | 207 | mov ebp, [ebx+12] ;the number of blocks to read |
208 | mov edx, [ebx+16] ;where to write the result |
||
2288 | clevermous | 209 | ; add edx, std_application_base_address |
210 | push dword [ebx+4] ; first block |
||
211 | mov ebx, [ebx+8] ; flags |
||
212 | ; ebx=flags, [esp]=first block, ebp=number of blocks, edx=return area, esi='Next' handler |
||
213 | mov edi, edx |
||
214 | push ecx |
||
215 | mov ecx, 32/4 |
||
216 | rep stosd |
||
217 | pop ecx |
||
218 | mov byte [edx], 1 ; version |
||
219 | .maindir_loop: |
||
220 | call esi |
||
221 | jc .maindir_done |
||
222 | inc dword [edx+8] |
||
223 | dec dword [esp] |
||
224 | jns .maindir_loop |
||
225 | dec ebp |
||
226 | js .maindir_loop |
||
227 | inc dword [edx+4] |
||
228 | mov dword [edi], 0x10 ; attributes: folder |
||
229 | mov dword [edi+4], 1 ; name type: UNICODE |
||
230 | push eax |
||
231 | xor eax, eax |
||
232 | add edi, 8 |
||
233 | push ecx |
||
234 | mov ecx, 40/4-2 |
||
235 | rep stosd |
||
236 | pop ecx |
||
237 | pop eax |
||
238 | push eax edx |
||
239 | ; convert number in eax to decimal UNICODE string |
||
240 | push edi |
||
241 | push ecx |
||
242 | push -'0' |
||
243 | mov ecx, 10 |
||
244 | @@: |
||
245 | xor edx, edx |
||
246 | div ecx |
||
247 | push edx |
||
248 | test eax, eax |
||
249 | jnz @b |
||
250 | @@: |
||
251 | pop eax |
||
252 | add al, '0' |
||
253 | stosb |
||
254 | test bl, 1 ; UNICODE name? |
||
255 | jz .ansi2 |
||
256 | mov byte [edi], 0 |
||
257 | inc edi |
||
258 | .ansi2: |
||
259 | test al, al |
||
260 | jnz @b |
||
261 | mov byte [edi-1], 0 |
||
262 | pop ecx |
||
263 | pop edi |
||
264 | ; UNICODE name length is 520 bytes, ANSI - 264 |
||
265 | add edi, 520 |
||
266 | test bl, 1 |
||
267 | jnz @f |
||
268 | sub edi, 520-264 |
||
269 | @@: |
||
270 | pop edx eax |
||
271 | jmp .maindir_loop |
||
272 | .maindir_done: |
||
273 | pop eax |
||
274 | mov ebx, [edx+4] |
||
275 | xor eax, eax |
||
276 | dec ebp |
||
277 | js @f |
||
278 | mov al, ERROR_END_OF_FILE |
||
279 | @@: |
||
280 | mov [image_of_eax], eax |
||
281 | mov [image_of_ebx], ebx |
||
282 | ret |
||
283 | ; directory / |
||
284 | .rootdir: |
||
285 | cmp dword [ebx], 1 ; read folder? |
||
286 | jz .readroot |
||
287 | .access_denied: |
||
288 | mov dword [image_of_eax], 10 ; access denied |
||
289 | ret |
||
290 | |||
291 | .readroot: |
||
292 | ; virtual root folder - special handler |
||
293 | mov ebp, [ebx+12] |
||
294 | mov edx, [ebx+16] |
||
295 | ; add edx, std_application_base_address |
||
296 | push dword [ebx+4] ; first block |
||
297 | mov ebx, [ebx+8] ; flags |
||
298 | xor eax, eax |
||
299 | ; eax=0, [esp]=first block, ebx=flags, ebp=number of blocks, edx=return area |
||
300 | mov edi, edx |
||
301 | mov ecx, 32/4 |
||
302 | rep stosd |
||
303 | mov byte [edx], 1 ; version |
||
4277 | clevermous | 304 | sub esp, 16 |
305 | .readroot_ah_loop2: |
||
306 | push edi |
||
307 | lea edi, [esp+4] |
||
308 | call dyndisk_enum_root |
||
309 | pop edi |
||
310 | test eax, eax |
||
311 | jz .readroot_done_dynamic |
||
312 | inc dword [edx+8] |
||
313 | dec dword [esp+16] |
||
314 | jns .readroot_ah_loop2 |
||
315 | dec ebp |
||
316 | js .readroot_ah_loop2 |
||
317 | push eax |
||
318 | xor eax, eax |
||
319 | inc dword [edx+4] |
||
320 | mov dword [edi], 0x10 ; attributes: folder |
||
321 | mov dword [edi+4], ebx |
||
322 | add edi, 8 |
||
323 | mov ecx, 40/4-2 |
||
324 | rep stosd |
||
325 | push esi edi |
||
326 | lea esi, [esp+12] |
||
327 | @@: |
||
328 | lodsb |
||
329 | stosb |
||
330 | test bl, 1 |
||
331 | jz .ansi3 |
||
332 | mov byte [edi], 0 |
||
333 | inc edi |
||
334 | .ansi3: |
||
335 | test al, al |
||
336 | jnz @b |
||
337 | pop edi esi eax |
||
338 | add edi, 520 |
||
339 | test bl, 1 |
||
340 | jnz .readroot_ah_loop2 |
||
341 | sub edi, 520-264 |
||
342 | jmp .readroot_ah_loop2 |
||
343 | .readroot_done_dynamic: |
||
344 | add esp, 16 |
||
345 | mov esi, virtual_root_query |
||
2288 | clevermous | 346 | .readroot_loop: |
347 | cmp dword [esi], eax |
||
4277 | clevermous | 348 | jz .readroot_done |
2288 | clevermous | 349 | call dword [esi] |
350 | add esi, 4 |
||
351 | test eax, eax |
||
352 | jnz @f |
||
353 | .readroot_next: |
||
354 | or ecx, -1 |
||
355 | xchg esi, edi |
||
356 | repnz scasb |
||
357 | xchg esi, edi |
||
358 | jmp .readroot_loop |
||
359 | @@: |
||
360 | xor eax, eax |
||
361 | inc dword [edx+8] |
||
362 | dec dword [esp] |
||
363 | jns .readroot_next |
||
364 | dec ebp |
||
365 | js .readroot_next |
||
366 | inc dword [edx+4] |
||
367 | mov dword [edi], 0x10 ; attributes: folder |
||
368 | mov dword [edi+4], ebx ; name type: UNICODE |
||
369 | add edi, 8 |
||
370 | mov ecx, 40/4-2 |
||
371 | rep stosd |
||
372 | push edi |
||
373 | @@: |
||
374 | lodsb |
||
375 | stosb |
||
376 | test bl, 1 |
||
377 | jz .ansi |
||
378 | mov byte [edi], 0 |
||
379 | inc edi |
||
380 | .ansi: |
||
381 | test eax, eax |
||
382 | jnz @b |
||
383 | pop edi |
||
384 | add edi, 520 |
||
385 | test bl, 1 |
||
386 | jnz .readroot_loop |
||
387 | sub edi, 520-264 |
||
388 | jmp .readroot_loop |
||
389 | .readroot_done: |
||
390 | pop eax |
||
391 | mov ebx, [edx+4] |
||
392 | xor eax, eax |
||
393 | dec ebp |
||
394 | js @f |
||
395 | mov al, ERROR_END_OF_FILE |
||
396 | @@: |
||
397 | mov [image_of_eax], eax |
||
398 | mov [image_of_ebx], ebx |
||
399 | ret |
||
400 | .notfound_try: |
||
4277 | clevermous | 401 | call dyndisk_handler |
2288 | clevermous | 402 | .notfound: |
403 | mov dword [image_of_eax], ERROR_FILE_NOT_FOUND |
||
404 | and dword [image_of_ebx], 0 |
||
405 | ret |
||
406 | |||
407 | .notfounda: |
||
408 | cmp edi, esp |
||
409 | jnz .notfound |
||
410 | call dword [edi+4] |
||
411 | add esp, 16 |
||
412 | jmp .notfound |
||
413 | |||
414 | .found1: |
||
415 | pop eax |
||
416 | cmp byte [esi], 0 |
||
417 | jz .maindir |
||
418 | .found2: |
||
419 | ; read partition number |
||
420 | xor ecx, ecx |
||
421 | xor eax, eax |
||
422 | @@: |
||
423 | lodsb |
||
424 | cmp al, '/' |
||
425 | jz .done1 |
||
426 | test al, al |
||
427 | jz .done1 |
||
428 | sub al, '0' |
||
429 | cmp al, 9 |
||
430 | ja .notfounda |
||
431 | lea ecx, [ecx*5] |
||
432 | lea ecx, [ecx*2+eax] |
||
433 | jmp @b |
||
434 | .done1: |
||
435 | jecxz .notfounda |
||
436 | test al, al |
||
437 | jnz @f |
||
438 | dec esi |
||
439 | @@: |
||
440 | cmp byte [esi], 0 |
||
441 | jnz @f |
||
442 | test ebp, ebp |
||
443 | jz @f |
||
444 | mov esi, ebp |
||
445 | xor ebp, ebp |
||
446 | @@: |
||
447 | ; now [edi] contains handler address, ecx - partition number, |
||
448 | ; esi points to ASCIIZ string - rest of name |
||
449 | jmp dword [edi] |
||
450 | |||
451 | ; handlers for devices |
||
452 | ; in: ecx = 0 => query virtual directory /xxx |
||
453 | ; in: ecx = partition number |
||
454 | ; esi -> relative (for device) name |
||
455 | ; ebx -> fileinfo |
||
456 | ; ebp = 0 or pointer to rest of name from folder addressed by esi |
||
457 | ; out: [image_of_eax]=image of eax, [image_of_ebx]=image of ebx |
||
458 | |||
459 | fs_NotImplemented: |
||
460 | mov eax, 2 |
||
461 | ret |
||
4700 | mario79 | 462 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 463 | fs_OnCd0: |
464 | call reserve_cd |
||
465 | mov [ChannelNumber], 1 |
||
466 | mov [DiskNumber], 0 |
||
467 | push 6 |
||
468 | push 1 |
||
469 | jmp fs_OnCd |
||
4700 | mario79 | 470 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 471 | fs_OnCd1: |
472 | call reserve_cd |
||
473 | mov [ChannelNumber], 1 |
||
474 | mov [DiskNumber], 1 |
||
475 | push 4 |
||
476 | push 2 |
||
477 | jmp fs_OnCd |
||
4700 | mario79 | 478 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 479 | fs_OnCd2: |
480 | call reserve_cd |
||
481 | mov [ChannelNumber], 2 |
||
482 | mov [DiskNumber], 0 |
||
483 | push 2 |
||
484 | push 3 |
||
485 | jmp fs_OnCd |
||
4700 | mario79 | 486 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 487 | fs_OnCd3: |
488 | call reserve_cd |
||
489 | mov [ChannelNumber], 2 |
||
490 | mov [DiskNumber], 1 |
||
491 | push 0 |
||
492 | push 4 |
||
4700 | mario79 | 493 | jmp fs_OnCd |
494 | ;----------------------------------------------------------------------------- |
||
495 | fs_OnCd4: |
||
496 | call reserve_cd |
||
497 | mov [ChannelNumber], 1 |
||
498 | mov [DiskNumber], 0 |
||
499 | push 6 |
||
500 | push 5 |
||
501 | jmp fs_OnCd |
||
502 | ;----------------------------------------------------------------------------- |
||
503 | fs_OnCd5: |
||
504 | call reserve_cd |
||
505 | mov [ChannelNumber], 1 |
||
506 | mov [DiskNumber], 1 |
||
507 | push 4 |
||
508 | push 6 |
||
509 | jmp fs_OnCd |
||
510 | ;----------------------------------------------------------------------------- |
||
511 | fs_OnCd6: |
||
512 | call reserve_cd |
||
513 | mov [ChannelNumber], 2 |
||
514 | mov [DiskNumber], 0 |
||
515 | push 2 |
||
516 | push 7 |
||
517 | jmp fs_OnCd |
||
518 | ;----------------------------------------------------------------------------- |
||
519 | fs_OnCd7: |
||
520 | call reserve_cd |
||
521 | mov [ChannelNumber], 2 |
||
522 | mov [DiskNumber], 1 |
||
523 | push 0 |
||
524 | push 8 |
||
525 | jmp fs_OnCd |
||
526 | ;----------------------------------------------------------------------------- |
||
527 | fs_OnCd8: |
||
528 | call reserve_cd |
||
529 | mov [ChannelNumber], 1 |
||
530 | mov [DiskNumber], 0 |
||
531 | push 6 |
||
532 | push 9 |
||
533 | jmp fs_OnCd |
||
534 | ;----------------------------------------------------------------------------- |
||
535 | fs_OnCd9: |
||
536 | call reserve_cd |
||
537 | mov [ChannelNumber], 1 |
||
538 | mov [DiskNumber], 1 |
||
539 | push 4 |
||
540 | push 10 |
||
541 | jmp fs_OnCd |
||
542 | ;----------------------------------------------------------------------------- |
||
543 | fs_OnCd10: |
||
544 | call reserve_cd |
||
545 | mov [ChannelNumber], 2 |
||
546 | mov [DiskNumber], 0 |
||
547 | push 2 |
||
548 | push 11 |
||
549 | jmp fs_OnCd |
||
550 | ;----------------------------------------------------------------------------- |
||
551 | fs_OnCd11: |
||
552 | call reserve_cd |
||
553 | mov [ChannelNumber], 2 |
||
554 | mov [DiskNumber], 1 |
||
555 | push 0 |
||
556 | push 12 |
||
557 | ;----------------------------------------------------------------------------- |
||
2288 | clevermous | 558 | fs_OnCd: |
559 | pop eax |
||
560 | mov [cdpos], eax |
||
4700 | mario79 | 561 | call reserve_cd_channel |
2288 | clevermous | 562 | pop eax |
563 | cmp ecx, 0x100 |
||
564 | jae .nf |
||
565 | push ecx ebx |
||
566 | mov cl, al |
||
4700 | mario79 | 567 | |
568 | push eax |
||
569 | mov eax, [cdpos] |
||
570 | dec eax |
||
571 | shr eax, 2 |
||
572 | lea eax, [eax*5] |
||
573 | mov bl, [eax+DRIVE_DATA+1] |
||
574 | pop eax |
||
575 | |||
2288 | clevermous | 576 | shr bl, cl |
577 | test bl, 2 |
||
578 | pop ebx ecx |
||
579 | |||
580 | jnz @f |
||
581 | .nf: |
||
582 | call free_cd_channel |
||
583 | and [cd_status], 0 |
||
584 | mov dword [image_of_eax], 5 ; not found |
||
585 | ret |
||
586 | @@: |
||
587 | mov ecx, [ebx+12] |
||
588 | mov edx, [ebx+16] |
||
589 | ; add edx, std_application_base_address |
||
590 | mov eax, [ebx] |
||
591 | cmp eax, fs_NumCdServices |
||
592 | jae .not_impl |
||
593 | add ebx, 4 |
||
594 | call dword [fs_CdServices + eax*4] |
||
595 | call free_cd_channel |
||
596 | and [cd_status], 0 |
||
597 | mov [image_of_eax], eax |
||
598 | mov [image_of_ebx], ebx |
||
599 | ret |
||
600 | .not_impl: |
||
601 | call free_cd_channel |
||
602 | and [cd_status], 0 |
||
603 | mov dword [image_of_eax], 2 ; not implemented |
||
604 | ret |
||
4700 | mario79 | 605 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 606 | fs_CdServices: |
607 | dd fs_CdRead |
||
608 | dd fs_CdReadFolder |
||
609 | dd fs_NotImplemented |
||
610 | dd fs_NotImplemented |
||
611 | dd fs_NotImplemented |
||
612 | dd fs_CdGetFileInfo |
||
613 | dd fs_NotImplemented |
||
614 | dd 0 |
||
615 | dd fs_NotImplemented |
||
616 | dd fs_NotImplemented |
||
617 | fs_NumCdServices = ($ - fs_CdServices)/4 |
||
4700 | mario79 | 618 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 619 | fs_HasCd0: |
3627 | Serge | 620 | test byte [DRIVE_DATA+1], 10000000b |
621 | setnz al |
||
2288 | clevermous | 622 | ret |
4700 | mario79 | 623 | ;-------------------------------------- |
2288 | clevermous | 624 | fs_HasCd1: |
3627 | Serge | 625 | test byte [DRIVE_DATA+1], 00100000b |
626 | setnz al |
||
2288 | clevermous | 627 | ret |
4700 | mario79 | 628 | ;-------------------------------------- |
2288 | clevermous | 629 | fs_HasCd2: |
3627 | Serge | 630 | test byte [DRIVE_DATA+1], 00001000b |
631 | setnz al |
||
2288 | clevermous | 632 | ret |
4700 | mario79 | 633 | ;-------------------------------------- |
2288 | clevermous | 634 | fs_HasCd3: |
3627 | Serge | 635 | test byte [DRIVE_DATA+1], 00000010b |
636 | setnz al |
||
2288 | clevermous | 637 | ret |
4700 | mario79 | 638 | ;-------------------------------------- |
639 | fs_HasCd4: |
||
640 | test byte [DRIVE_DATA+6], 10000000b |
||
641 | setnz al |
||
642 | ret |
||
643 | ;-------------------------------------- |
||
644 | fs_HasCd5: |
||
645 | test byte [DRIVE_DATA+6], 00100000b |
||
646 | setnz al |
||
647 | ret |
||
648 | ;-------------------------------------- |
||
649 | fs_HasCd6: |
||
650 | test byte [DRIVE_DATA+6], 00001000b |
||
651 | setnz al |
||
652 | ret |
||
653 | ;-------------------------------------- |
||
654 | fs_HasCd7: |
||
655 | test byte [DRIVE_DATA+6], 00000010b |
||
656 | setnz al |
||
657 | ret |
||
658 | ;-------------------------------------- |
||
659 | fs_HasCd8: |
||
660 | test byte [DRIVE_DATA+11], 10000000b |
||
661 | setnz al |
||
662 | ret |
||
663 | ;-------------------------------------- |
||
664 | fs_HasCd9: |
||
665 | test byte [DRIVE_DATA+11], 00100000b |
||
666 | setnz al |
||
667 | ret |
||
668 | ;-------------------------------------- |
||
669 | fs_HasCd10: |
||
670 | test byte [DRIVE_DATA+11], 00001000b |
||
671 | setnz al |
||
672 | ret |
||
673 | ;-------------------------------------- |
||
674 | fs_HasCd11: |
||
675 | test byte [DRIVE_DATA+11], 00000010b |
||
676 | setnz al |
||
677 | ret |
||
678 | ;----------------------------------------------------------------------------- |
||
679 | ; |
||
2288 | clevermous | 680 | ; fs_NextXXX functions: |
681 | ; in: eax = partition number, from which start to scan |
||
682 | ; out: CF=1 => no more partitions |
||
683 | ; CF=0 => eax=next partition number |
||
4700 | mario79 | 684 | ; |
685 | ;----------------------------------------------------------------------------- |
||
2288 | clevermous | 686 | fs_NextCd: |
687 | ; we always have /cdX/1 |
||
688 | test eax, eax |
||
689 | stc |
||
690 | jnz @f |
||
691 | mov al, 1 |
||
692 | clc |
||
693 | @@: |
||
694 | ret |
||
3689 | mario79 | 695 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 696 | process_replace_file_name: |
3663 | mario79 | 697 | ; in |
698 | ; esi - path with filename(f.70) |
||
699 | ; |
||
700 | ; out |
||
701 | ; ebp - full filename |
||
3689 | mario79 | 702 | pushfd |
703 | cli |
||
2288 | clevermous | 704 | mov ebp, [full_file_name_table] |
3689 | mario79 | 705 | xor edi, edi |
2288 | clevermous | 706 | .loop: |
3711 | clevermous | 707 | cmp edi, [full_file_name_table.size] |
3689 | mario79 | 708 | jae .notfound |
2288 | clevermous | 709 | push esi edi |
3689 | mario79 | 710 | shl edi, 7 ; edi*128 |
711 | add edi, ebp |
||
2288 | clevermous | 712 | @@: |
3689 | mario79 | 713 | cmp byte [edi], 0 ; end of dir_name |
2288 | clevermous | 714 | jz .dest_done |
715 | lodsb |
||
716 | test al, al |
||
717 | jz .cont |
||
3689 | mario79 | 718 | or al, 20h ; 32 - space char |
2288 | clevermous | 719 | scasb |
720 | jz @b |
||
721 | jmp .cont |
||
722 | .dest_done: |
||
723 | cmp byte [esi], 0 |
||
724 | jz .found |
||
725 | cmp byte [esi], '/' |
||
726 | jnz .cont |
||
727 | inc esi |
||
728 | jmp .found |
||
729 | .cont: |
||
730 | pop edi esi |
||
3689 | mario79 | 731 | inc edi |
2288 | clevermous | 732 | jmp .loop |
733 | .found: |
||
734 | pop edi eax |
||
3689 | mario79 | 735 | shl edi, 7 ; edi*128 |
736 | add edi, ebp |
||
2288 | clevermous | 737 | mov ebp, esi |
738 | cmp byte [esi], 0 |
||
739 | lea esi, [edi+64] |
||
740 | jnz .ret |
||
741 | .notfound: |
||
742 | xor ebp, ebp |
||
743 | .ret: |
||
3689 | mario79 | 744 | popfd |
2288 | clevermous | 745 | ret |
3689 | mario79 | 746 | ;----------------------------------------------------------------------------- |
3663 | mario79 | 747 | uglobal |
748 | lock_flag_for_f30_3 rb 1 |
||
749 | endg |
||
6338 | serge | 750 | |
2288 | clevermous | 751 | sys_current_directory: |
752 | ; mov esi, [current_slot] |
||
753 | ; mov esi, [esi+APPDATA.cur_dir] |
||
754 | ; mov edx, esi |
||
755 | |||
756 | ;get length string of appdata.cur_dir |
||
757 | mov eax, [current_slot] |
||
758 | mov edi, [eax+APPDATA.cur_dir] |
||
759 | |||
760 | dec ebx |
||
761 | jz .set |
||
762 | dec ebx |
||
763 | jz .get |
||
3663 | mario79 | 764 | dec ebx |
765 | jz .mount_additional_directory |
||
2288 | clevermous | 766 | ret |
3663 | mario79 | 767 | |
768 | .mount_additional_directory: |
||
769 | ; sysfunction 30.2: [for app] eax=30,ebx=3,ecx->dir name+dir path (128) |
||
770 | ; for our code: nothing |
||
771 | |||
772 | ; check lock of the function |
||
773 | cmp [lock_flag_for_f30_3], 1 |
||
774 | je @f |
||
6338 | serge | 775 | |
3663 | mario79 | 776 | mov esi, ecx |
777 | mov edi, sysdir_name1 |
||
778 | ; copying fake directory name |
||
779 | mov ecx, 63 |
||
3711 | clevermous | 780 | pushfd |
781 | cli |
||
3663 | mario79 | 782 | cld |
3711 | clevermous | 783 | rep movsb |
3663 | mario79 | 784 | ; terminator of name, in case if we get the inlet trash |
785 | inc esi |
||
786 | xor eax, eax |
||
787 | stosb |
||
788 | ; copying real directory path for mounting |
||
789 | mov ecx, 63 |
||
3711 | clevermous | 790 | rep movsb |
3663 | mario79 | 791 | ; terminator of name, in case if we get the inlet trash |
792 | xor eax, eax |
||
793 | stosb |
||
6338 | serge | 794 | ; increase the pointer of inputs for procedure "process_replace_file_name" |
3663 | mario79 | 795 | mov [full_file_name_table.size], 2 |
796 | ; block the ability to call f.30.3 because for one session is necessary |
||
797 | ; for us only once |
||
798 | mov [lock_flag_for_f30_3], 1 |
||
3711 | clevermous | 799 | popfd |
3663 | mario79 | 800 | @@: |
801 | ret |
||
6338 | serge | 802 | |
2288 | clevermous | 803 | .get: |
804 | ; sysfunction 30.2: [for app] eax=30,ebx=2,ecx->buffer,edx=len |
||
805 | ; for our code: ebx->buffer,ecx=len |
||
806 | max_cur_dir equ 0x1000 |
||
807 | |||
808 | mov ebx, edi |
||
809 | |||
810 | push ecx |
||
811 | push edi |
||
812 | |||
813 | xor eax, eax |
||
814 | mov ecx, max_cur_dir |
||
815 | |||
816 | repne scasb ;find zerro at and string |
||
817 | jnz .error ; no zero in cur_dir: internal error, should not happen |
||
818 | |||
819 | sub edi, ebx ;lenght for copy |
||
820 | inc edi |
||
821 | mov [esp+32+8], edi ;return in eax |
||
822 | |||
823 | cmp edx, edi |
||
824 | jbe @f |
||
825 | mov edx, edi |
||
826 | @@: |
||
827 | ;source string |
||
828 | pop esi |
||
829 | ;destination string |
||
830 | pop edi |
||
831 | cmp edx, 1 |
||
832 | jbe .ret |
||
833 | |||
834 | mov al, '/' ;start string with '/' |
||
835 | stosb |
||
836 | mov ecx, edx |
||
837 | rep movsb ;copy string |
||
838 | .ret: |
||
839 | ret |
||
840 | |||
841 | .error: |
||
842 | add esp, 8 |
||
843 | or dword [esp+32], -1 ;error not found zerro at string ->[eax+APPDATA.cur_dir] |
||
844 | ret |
||
845 | .set: |
||
846 | ; sysfunction 30.1: [for app] eax=30,ebx=1,ecx->string |
||
847 | ; for our code: ebx->string to set |
||
848 | ; use generic resolver with APPDATA.cur_dir as destination |
||
849 | push max_cur_dir ;0x1000 |
||
850 | push edi ;destination |
||
851 | mov ebx, ecx |
||
852 | call get_full_file_name |
||
853 | ret |
||
854 | |||
855 | ; in: ebx = file name, [esp+4] = destination, [esp+8] = sizeof destination |
||
856 | ; destroys all registers except ebp,esp |
||
857 | get_full_file_name: |
||
858 | push ebp |
||
859 | mov esi, [current_slot] |
||
860 | mov esi, [esi+APPDATA.cur_dir] |
||
861 | mov edx, esi |
||
862 | @@: |
||
863 | inc esi |
||
864 | cmp byte [esi-1], 0 |
||
865 | jnz @b |
||
866 | dec esi |
||
867 | cmp byte [ebx], '/' |
||
868 | jz .set_absolute |
||
869 | ; string gives relative path |
||
870 | mov edi, [esp+8] ; destination |
||
871 | .relative: |
||
872 | cmp byte [ebx], 0 |
||
873 | jz .set_ok |
||
874 | cmp word [ebx], '.' |
||
875 | jz .set_ok |
||
876 | cmp word [ebx], './' |
||
877 | jnz @f |
||
878 | add ebx, 2 |
||
879 | jmp .relative |
||
880 | @@: |
||
881 | cmp word [ebx], '..' |
||
882 | jnz .doset_relative |
||
883 | cmp byte [ebx+2], 0 |
||
884 | jz @f |
||
885 | cmp byte [ebx+2], '/' |
||
886 | jnz .doset_relative |
||
887 | @@: |
||
888 | dec esi |
||
889 | cmp byte [esi], '/' |
||
890 | jnz @b |
||
891 | add ebx, 3 |
||
892 | jmp .relative |
||
893 | .set_ok: |
||
894 | cmp edx, edi ; is destination equal to APPDATA.cur_dir? |
||
895 | jz .set_ok.cur_dir |
||
896 | sub esi, edx |
||
897 | cmp esi, [esp+12] |
||
898 | jb .set_ok.copy |
||
899 | .fail: |
||
900 | mov byte [edi], 0 |
||
901 | xor eax, eax ; fail |
||
902 | pop ebp |
||
903 | ret 8 |
||
904 | .set_ok.copy: |
||
905 | mov ecx, esi |
||
906 | mov esi, edx |
||
907 | rep movsb |
||
908 | mov byte [edi], 0 |
||
909 | .ret.ok: |
||
910 | mov al, 1 ; ok |
||
911 | pop ebp |
||
912 | ret 8 |
||
913 | .set_ok.cur_dir: |
||
914 | mov byte [esi], 0 |
||
915 | jmp .ret.ok |
||
916 | .doset_relative: |
||
917 | cmp edx, edi |
||
918 | jz .doset_relative.cur_dir |
||
919 | sub esi, edx |
||
920 | cmp esi, [esp+12] |
||
921 | jae .fail |
||
922 | mov ecx, esi |
||
923 | mov esi, edx |
||
924 | mov edx, edi |
||
925 | rep movsb |
||
926 | jmp .doset_relative.copy |
||
927 | .doset_relative.cur_dir: |
||
928 | mov edi, esi |
||
929 | .doset_relative.copy: |
||
930 | add edx, [esp+12] |
||
931 | mov byte [edi], '/' |
||
932 | inc edi |
||
933 | cmp edi, edx |
||
934 | jae .overflow |
||
935 | @@: |
||
936 | mov al, [ebx] |
||
937 | inc ebx |
||
938 | stosb |
||
939 | test al, al |
||
940 | jz .ret.ok |
||
941 | cmp edi, edx |
||
942 | jb @b |
||
943 | .overflow: |
||
944 | dec edi |
||
945 | jmp .fail |
||
946 | .set_absolute: |
||
947 | lea esi, [ebx+1] |
||
948 | call process_replace_file_name |
||
949 | mov edi, [esp+8] |
||
950 | mov edx, [esp+12] |
||
951 | add edx, edi |
||
952 | .set_copy: |
||
953 | lodsb |
||
954 | stosb |
||
955 | test al, al |
||
956 | jz .set_part2 |
||
957 | .set_copy_cont: |
||
958 | cmp edi, edx |
||
959 | jb .set_copy |
||
960 | jmp .overflow |
||
961 | .set_part2: |
||
962 | mov esi, ebp |
||
963 | xor ebp, ebp |
||
964 | test esi, esi |
||
965 | jz .ret.ok |
||
966 | mov byte [edi-1], '/' |
||
967 | jmp .set_copy_cont |
||
6462 | pathoswith | 968 | |
969 | include "parse_fn.inc" |
||
970 | include "fs_common.inc" |
||
971 | include "iso9660.inc" ; read for CD filesystem |
||
972 | include "fat.inc" |
||
973 | include "ntfs.inc" |
||
974 | include "ext.inc" |
||
975 | include "xfs.asm" |