source: trunk/dll/avl.c@ 176

Last change on this file since 176 was 123, checked in by root, 21 years ago

Rework lstrip/rstrip usage
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 20.0 KB
RevLine 
[123]1
2/***********************************************************************
3
4 $Id: avl.c 123 2004-12-05 00:20:19Z root $
5
6 archiver.bb2 loader and utilities
7
8 Copyright (c) 1993-98 M. Kimes
9 Copyright (c) 2004 Steven H.Levine
10
11 Revisions 01 Aug 04 SHL Rework lstrip/rstrip usage
12
13***********************************************************************/
14
[2]15#define INCL_WIN
16#define INCL_DOS
17
18#include <os2.h>
19#include <stdlib.h>
20#include <stdio.h>
21#include <string.h>
22#include <share.h>
23#include <ctype.h>
24#include "fm3dll.h"
25#include "fm3dlg.h"
26#include "fm3str.h"
27
28BOOL loadedarcs = FALSE;
29
30#pragma alloc_text(MISC9,quick_find_type,find_type)
31
32
33ARC_TYPE * quick_find_type (CHAR *filespec,ARC_TYPE *topsig) {
34
35 ARC_TYPE *info,*found = NULL;
36 CHAR *p;
37
38 if(!loadedarcs)
39 load_archivers();
40 p = strrchr(filespec,'.');
41 if(p) {
42 p++;
43 info = (topsig) ? topsig : arcsighead;
44 while(info) {
45 if(info->ext &&
46 *(info->ext) &&
47 !stricmp(p,info->ext)) {
48 found = find_type(filespec,topsig);
49 break;
50 }
51 info = info->next;
52 }
53 }
54 return found;
55}
56
57
58ARC_TYPE * find_type (CHAR *filespec,ARC_TYPE *topsig) {
59
60 HFILE handle;
61 ULONG action,len,l;
62 ARC_TYPE *info;
63 CHAR *p,buffer[80]; /* Read buffer for the signatures. */
64
65 if(!loadedarcs)
66 load_archivers();
67 if(topsig == NULL)
68 topsig = arcsighead;
69 DosError(FERR_DISABLEHARDERR);
70 if(DosOpen(filespec,
71 &handle,
72 &action,
73 0L,
74 0L,
75 OPEN_ACTION_FAIL_IF_NEW |
76 OPEN_ACTION_OPEN_IF_EXISTS,
77 OPEN_FLAGS_FAIL_ON_ERROR |
78 OPEN_FLAGS_NOINHERIT |
79 OPEN_FLAGS_RANDOMSEQUENTIAL |
80 OPEN_SHARE_DENYNONE |
81 OPEN_ACCESS_READONLY,
82 0L))
83 return NULL;
84 info = topsig; /* start of signatures */
85 while(info) {
86 if(!info->signature ||
87 !*info->signature) { /* no signature -- work on extension only */
88 p = strrchr(filespec,'.');
89 if(p) {
90 p++;
91 if(info->ext &&
92 *(info->ext) &&
93 !stricmp(p,info->ext))
94 break;
95 }
96 }
97 l = strlen(info->signature); /* Get the signature length. */
98 l = min(l,79);
99 if(!DosChgFilePtr(handle,
100 abs(info->file_offset),
101 (info->file_offset >= 0L) ?
102 FILE_BEGIN :
103 FILE_END,
104 &len)) {
105 if(!DosRead(handle,
106 buffer,
107 l,
108 &len) &&
109 len == l) {
110 if(!memcmp(info->signature,
111 buffer,
112 l))
113 break;
114 }
115 }
116 info = info->next;
117 }
118 DosClose(handle); /* Either way, we're done for now */
119 return info; /* return signature, if any */
120}
121
122#pragma alloc_text(AVL,load_archivers)
123
124INT load_archivers (VOID) {
125
126 FILE *handle;
127 CHAR s[257],*p;
128 ARC_TYPE *info = NULL,*last = NULL;
129 INT numlines = NUMLINES,x;
130
131 loadedarcs = TRUE;
132 DosEnterCritSec();
133 p = searchpath(GetPString(IDS_ARCHIVERBB2));
134 if(!p || !*p) {
135 DosExitCritSec();
136 return -1;
137 }
138 handle = _fsopen(p,"r",SH_DENYWR);
139 DosExitCritSec();
140 if(!handle)
141 return -2;
142 strcpy(archiverbb2,p);
143 if(!fgets(s,256,handle)) {
144 fclose(handle);
145 return -3;
146 }
147 p = strchr(s,';');
148 if(p)
149 *p = 0;
[123]150 bstripcr(s);
[2]151 if(*s)
152 numlines = atoi(s);
153 if(!*s || numlines < NUMLINES)
154 return -3;
155 while(!feof(handle)) {
156 if(!fgets(s,256,handle))
157 break;
158 p = strchr(s,';');
159 if(p)
[123]160 *p = 0; // Chop comment
161 bstripcr(s);
[2]162 if(*s) {
163 info = malloc(sizeof(ARC_TYPE));
164 if(!info)
165 break;
166 memset(info,0,sizeof(ARC_TYPE));
167 if(*s)
168 info->id = strdup(s);
169 else
170 info->id = NULL;
171 if(!fgets(s,256,handle))
172 break;
173 p = strchr(s,';');
174 if(p)
175 *p = 0;
[123]176 bstripcr(s);
[2]177 if(*s)
178 info->ext = strdup(s);
179 else
180 info->ext = NULL;
181 if(!fgets(s,256,handle))
182 break;
183 p = strchr(s,';');
184 if(p)
185 *p = 0;
186 info->file_offset = atol(s);
187 if(!fgets(s,256,handle))
188 break;
189 p = strchr(s,';');
190 if(p)
191 *p = 0;
[123]192 bstripcr(s);
[2]193 if(*s)
194 info->list = strdup(s);
195 else
196 info->list = NULL;
197 if(!info->list)
198 break;
199 if(!fgets(s,256,handle))
200 break;
201 p = strchr(s,';');
202 if(p)
203 *p = 0;
[123]204 bstripcr(s);
[2]205 if(*s)
206 info->extract = strdup(s);
207 else
208 info->extract = NULL;
209 if(!fgets(s,256,handle))
210 break;
211 p = strchr(s,';');
212 if(p)
213 *p = 0;
[123]214 bstripcr(s);
[2]215 if(*s)
216 info->exwdirs = strdup(s);
217 else
218 info->exwdirs = NULL;
219 if(!fgets(s,256,handle))
220 break;
221 p = strchr(s,';');
222 if(p)
223 *p = 0;
[123]224 bstripcr(s);
[2]225 if(*s)
226 info->test = strdup(s);
227 else
228 info->test = NULL;
229 if(!fgets(s,256,handle))
230 break;
231 p = strchr(s,';');
232 if(p)
233 *p = 0;
[123]234 bstripcr(s);
[2]235 if(*s)
236 info->create = strdup(s);
237 else
238 info->create = NULL;
239 if(!fgets(s,256,handle))
240 break;
241 p = strchr(s,';');
242 if(p)
[123]243 *p = 0; // Chop comment
244 bstripcr(s);
[2]245 if(*s)
246 info->createwdirs = strdup(s);
247 else
248 info->createwdirs = NULL;
249 if(!fgets(s,256,handle))
250 break;
251 p = strchr(s,';');
252 if(p)
253 *p = 0;
[123]254 bstripcr(s);
[2]255 if(*s)
256 info->createrecurse = strdup(s);
257 else
258 info->createrecurse = NULL;
259 if(!fgets(s,256,handle))
260 break;
261 p = strchr(s,';');
262 if(p)
263 *p = 0;
[123]264 bstripcr(s);
[2]265 if(*s)
266 info->move = strdup(s);
267 else
268 info->move = NULL;
269 if(!fgets(s,256,handle))
270 break;
271 p = strchr(s,';');
272 if(p)
273 *p = 0;
[123]274 bstripcr(s);
[2]275 if(*s)
276 info->movewdirs = strdup(s);
277 else
278 info->movewdirs = NULL;
279 if(!fgets(s,256,handle))
280 break;
281 p = strchr(s,';');
282 if(p)
283 *p = 0;
[123]284 bstripcr(s);
[2]285 info->delete = strdup(s);
286 if(!fgets(s,256,handle))
287 break;
288 stripcr(s);
289 literal(s);
290 if(*s) {
291 info->signature = strdup(s);
292 if(!info->signature)
293 break;
294 }
295 else
296 info->signature = NULL;
297 if(!fgets(s,256,handle))
298 break;
299 stripcr(s);
300 info->startlist = strdup(s);
301 if(!fgets(s,256,handle))
302 break;
303 stripcr(s);
304 if(*s)
305 info->endlist = strdup(s);
306 else
307 info->endlist = NULL;
308 if(!fgets(s,256,handle))
309 break;
310 p = strchr(s,';');
311 if(p)
312 *p = 0;
313 info->osizepos = atoi(s);
314 if(!fgets(s,256,handle))
315 break;
316 p = strchr(s,';');
317 if(p)
318 *p = 0;
319 info->nsizepos = atoi(s);
320 if(!fgets(s,256,handle))
321 break;
322 p = strchr(s,';');
323 if(p)
324 *p = 0;
325 info->fdpos = atoi(s);
326 p = strchr(s,',');
327 if(p) {
328 p++;
329 info->datetype = atoi(p);
330 }
331 if(!fgets(s,256,handle))
332 break;
333 p = strchr(s,';');
334 if(p)
335 *p = 0;
336 info->fdflds = atoi(s);
337 if(!fgets(s,256,handle))
338 break;
339 p = strchr(s,';');
340 if(p)
341 *p = 0;
342 info->fnpos = atoi(s);
343 p = strchr(s,',');
344 if(p) {
345 p++;
346 info->nameislast = (BOOL)(*p && atol(p) == 0) ? FALSE : TRUE;
347 p = strchr(p,',');
348 if(p) {
349 p++;
350 info->nameisnext = (BOOL)(*p && atol(p) == 0) ? FALSE : TRUE;
351 p = strchr(p,',');
352 if(p) {
353 p++;
354 info->nameisfirst = (BOOL)(*p && atol(p) == 0) ? FALSE : TRUE;
355 }
356 }
357 }
358 for(x = NUMLINES;x < numlines;x++) {
359 if(!fgets(s,256,handle))
360 break;
361 }
362 info->next = NULL;
363 if(!arcsighead) {
364 arcsighead = last = info;
365 info->prev = NULL;
366 }
367 else {
368 last->next = info;
369 info->prev = last;
370 last = info;
371 }
372 if(info->extract &&
373 !*info->extract) {
374 free(info->extract);
375 info->extract = NULL;
376 }
377 }
378 info = NULL;
379 }
380 fclose(handle);
381 if(info) {
382 if(info->id) free(info->id);
383 if(info->ext) free(info->ext);
384 if(info->list) free(info->list);
385 if(info->extract) free(info->extract);
386 if(info->create) free(info->create);
387 if(info->move) free(info->move);
388 if(info->delete) free(info->delete);
389 if(info->signature) free(info->signature);
390 if(info->startlist) free(info->startlist);
391 if(info->endlist) free(info->endlist);
392 if(info->exwdirs) free(info->exwdirs);
393 if(info->test) free(info->test);
394 if(info->createrecurse)
395 free(info->createrecurse);
396 if(info->createwdirs)
397 free(info->createwdirs);
398 if(info->movewdirs) free(info->movewdirs);
399 }
400 if(!arcsighead)
401 return -4;
402 return 0;
403}
404
405
406#pragma alloc_text(FMARCHIVE,SBoxDlgProc)
407
408MRESULT EXPENTRY SBoxDlgProc (HWND hwnd,ULONG msg,MPARAM mp1,MPARAM mp2) {
409
410 /* dlg proc that allows selecting an archiver entry */
411
412 ARC_TYPE **info,*temp,*test;
413 SHORT sSelect,x;
414 CHAR text[256];
415
416 switch(msg) {
417 case WM_INITDLG:
418 if(!loadedarcs)
419 load_archivers();
420 if(!(ARC_TYPE **)mp2) {
421 DosBeep(100,100);
422 WinDismissDlg(hwnd,0);
423 break;
424 }
425 info = (ARC_TYPE **)mp2;
426 if(*info)
427 *info = arcsighead;
428 WinSetWindowPtr(hwnd,0L,(PVOID)info);
429 temp = arcsighead;
430 WinSendDlgItemMsg(hwnd,ASEL_LISTBOX,LM_DELETEALL,MPVOID,MPVOID);
431 /* this loop fills the listbox */
432 {
433 BOOL found = FALSE;
434
435 while(temp) {
436 /*
437 * this inner loop tests for a dupe signature entry and assures
438 * that only the entry at the top of the list gets used for
439 * conversion; editing any is okay
440 */
441 if(*info) {
442 test = arcsighead;
443 while(test && test != temp) {
444 if(!strcmp(test->signature,temp->signature))
445 goto ContinueHere;
446 test = test->next;
447 }
448 }
449
450 if(!*info || (temp->id && temp->extract && temp->create)) {
451 sSelect = (SHORT)WinSendDlgItemMsg(hwnd,ASEL_LISTBOX,LM_INSERTITEM,
452 MPFROM2SHORT(LIT_END,0),
453 MPFROMP((temp->id) ?
454 temp->id : "?"));
455 if(!found && *szDefArc && temp->id && !strcmp(szDefArc,temp->id)) {
456 WinSendDlgItemMsg(hwnd,ASEL_LISTBOX,LM_SELECTITEM,
457 MPFROMSHORT(sSelect),MPFROMSHORT(TRUE));
458 found = TRUE;
459 }
460 }
461 else {
462 if(!temp->id || !*temp->id)
463 WinSendDlgItemMsg(hwnd,ASEL_LISTBOX,LM_INSERTITEM,
464 MPFROM2SHORT(LIT_END,0),
465 MPFROMP(GetPString(IDS_UNKNOWNUNUSABLETEXT)));
466 else {
467 CHAR s[81];
468
469 sprintf(s,"%0.12s %s",
470 temp->id,
471 GetPString(IDS_UNUSABLETEXT));
472 WinSendDlgItemMsg(hwnd,ASEL_LISTBOX,LM_INSERTITEM,
473 MPFROM2SHORT(LIT_END,0),
474 MPFROMP(s));
475 }
476 }
477
478ContinueHere:
479
480 temp = temp->next;
481 }
482 if(found)
483 PosOverOkay(hwnd);
484 }
485 break;
486
487 case WM_COMMAND:
488 info = (ARC_TYPE **)WinQueryWindowPtr(hwnd,0L);
489 switch(SHORT1FROMMP(mp1)) {
490 case DID_OK:
491 sSelect = (SHORT)WinSendDlgItemMsg(hwnd,
492 ASEL_LISTBOX,
493 LM_QUERYSELECTION,
494 MPFROMSHORT(LIT_FIRST),
495 MPVOID);
496 if(sSelect >= 0) {
497 temp = arcsighead;
498 if(*info) {
499 *text = 0;
500 WinSendDlgItemMsg(hwnd,ASEL_LISTBOX,LM_QUERYITEMTEXT,
501 MPFROM2SHORT(sSelect,255),MPFROMP(text));
502 if(*text) {
503 while(temp) {
504 if(temp->id) {
505 if(!strcmp(text,temp->id))
506 break;
507 }
508 temp = temp->next;
509 }
510 }
511 else
512 temp = NULL;
513 }
514 else {
515 x = 0;
516 while(temp) {
517 if(x >= sSelect)
518 break;
519 x++;
520 temp = temp->next;
521 }
522 }
523 if(temp && (!*info || (temp->id && temp->extract &&
524 temp->create))) {
525 *info = temp;
526 }
527 else {
528 WinSendDlgItemMsg(hwnd,ASEL_LISTBOX,LM_SELECTITEM,
529 MPFROMSHORT(LIT_NONE),FALSE);
530 DosBeep(100,100);
531 temp = NULL;
532 return 0;
533 }
534 }
535 else {
536 DosBeep(100,100);
537 return 0;
538 }
539 WinDismissDlg(hwnd,TRUE);
540 return 0;
541
542 case DID_CANCEL:
543 *info = NULL;
544 PostMsg(hwnd,WM_CLOSE,MPVOID,MPVOID);
545 break;
546
547 default:
548 break;
549 }
550 return 0;
551
552 case WM_CONTROL:
553 if(SHORT1FROMMP(mp1) == ASEL_LISTBOX && SHORT2FROMMP(mp1) == LN_ENTER)
554 PostMsg(hwnd,WM_COMMAND,MPFROM2SHORT(DID_OK,0),MPVOID);
555 return 0;
556
557 case WM_CLOSE:
558 WinDismissDlg(hwnd,FALSE);
559 return 0;
560
561 default:
562 break;
563 }
564 return WinDefDlgProc(hwnd,msg,mp1,mp2);
565}
566
567
568/*
56902-08-96 23:55 1
570 8 Feb 96 23:55:32 2
571 8 Feb 96 11:55p 3
57296-02-08 23:55:32 4
573*/
574
575#pragma alloc_text(ARCCNRS,ArcDateTime)
576
577BOOL ArcDateTime (CHAR *dt,INT type,CDATE *cdate,CTIME *ctime) {
578
579 INT x;
580 BOOL ret = FALSE;
581 CHAR *p,*pp,*pd;
582
583 if(dt && cdate && ctime) {
584 memset(cdate,0,sizeof(CDATE));
585 memset(ctime,0,sizeof(CTIME));
586 if(type) {
587 p = dt;
588 while(*p && *p == ' ')
589 p++;
590 pd = dt;
591 switch(type) {
592 case 1:
593 cdate->month = atoi(pd);
594 p = to_delim(pd,"-/.");
595 if(p) {
596 p++;
597 cdate->day = atoi(p);
598 pd = p;
599 p = to_delim(pd,"-/.");
600 if(p) {
601 p++;
602 cdate->year = atoi(p);
603 if(cdate->year > 80 && cdate->year < 1900)
604 cdate->year += 1900;
605 else if(cdate->year < 1900)
606 cdate->year += 2000;
607 ret = TRUE;
608 p = strchr(p,' ');
609 if(p) {
610 while(*p && *p == ' ')
611 p++;
612 ctime->hours = atoi(p);
613 p = to_delim(pd,":.");
614 if(p) {
615 p++;
616 ctime->minutes = atoi(p);
617 p = to_delim(pd,":.");
618 if(p) {
619 p++;
620 ctime->seconds = atoi(p);
621 }
622 }
623 }
624 }
625 }
626 break;
627
628 case 2:
629 cdate->day = atoi(p);
630 p = strchr(p,' ');
631 if(p) {
632 p++;
633 for(x = 0;x < 12;x++) {
634 if(!strnicmp(p,GetPString(IDS_JANUARY + x),3))
635 break;
636 }
637 if(x < 12) {
638 cdate->month = x;
639 p = strchr(p,' ');
640 if(p) {
641 p++;
642 cdate->year = atoi(p);
643 if(cdate->year > 80 && cdate->year < 1900)
644 cdate->year += 1900;
645 else if(cdate->year < 1900)
646 cdate->year += 2000;
647 ret = TRUE;
648 p = strchr(p,' ');
649 if(p) {
650 while(*p && *p == ' ')
651 p++;
652 ctime->hours = atoi(p);
653 p = to_delim(pd,":.");
654 if(p) {
655 p++;
656 ctime->minutes = atoi(p);
657 p = to_delim(pd,":.");
658 if(p) {
659 p++;
660 ctime->seconds = atoi(p);
661 }
662 }
663 }
664 }
665 }
666 }
667 break;
668
669 case 3:
670 cdate->day = atoi(p);
671 p = strchr(p,' ');
672 if(p) {
673 p++;
674 for(x = 0;x < 12;x++) {
675 if(!strnicmp(p,GetPString(IDS_JANUARY + x),3))
676 break;
677 }
678 if(x < 12) {
679 cdate->month = x;
680 p = strchr(p,' ');
681 if(p) {
682 p++;
683 cdate->year = atoi(p);
684 if(cdate->year > 80 && cdate->year < 1900)
685 cdate->year += 1900;
686 else if(cdate->year < 1900)
687 cdate->year += 2000;
688 ret = TRUE;
689 p = strchr(p,' ');
690 if(p) {
691 while(*p && *p == ' ')
692 p++;
693 ctime->hours = atoi(p);
694 p = to_delim(pd,":.");
695 if(p) {
696 p++;
697 pp = p;
698 ctime->minutes = atoi(p);
699 p = to_delim(pd,":.");
700 if(p) {
701 p++;
702 ctime->seconds = atoi(p);
703 p += 2;
704 if(toupper(*p) == 'P')
705 ctime->hours += 12;
706 }
707 else {
708 p = pp;
709 p += 2;
710 if(toupper(*p) == 'P')
711 ctime->hours += 12;
712 }
713 }
714 }
715 }
716 }
717 }
718 break;
719
720 case 4:
721 cdate->year = atoi(p);
722 if(cdate->year > 80 && cdate->year < 1900)
723 cdate->year += 1900;
724 else if(cdate->year < 1900)
725 cdate->year += 2000;
726 p = to_delim(pd,"-/.");
727 if(p) {
728 p++;
729 cdate->month = atoi(p);
730 pd = p;
731 p = to_delim(pd,"-/.");
732 if(p) {
733 p++;
734 cdate->day = atoi(p);
735 ret = TRUE;
736 p = strchr(p,' ');
737 if(p) {
738 while(*p && *p == ' ')
739 p++;
740 ctime->hours = atoi(p);
741 p = to_delim(pd,":.");
742 if(p) {
743 p++;
744 ctime->minutes = atoi(p);
745 p = to_delim(pd,":.");
746 if(p) {
747 p++;
748 ctime->seconds = atoi(p);
749 }
750 }
751 }
752 }
753 }
754 break;
755
756 case 5:
757 cdate->day = atoi(pd);
758 p = to_delim(pd,"-/.");
759 if(p) {
760 p++;
761 cdate->month = atoi(p);
762 pd = p;
763 p = to_delim(pd,"-/.");
764 if(p) {
765 p++;
766 cdate->year = atoi(p);
767 if(cdate->year > 80 && cdate->year < 1900)
768 cdate->year += 1900;
769 else if(cdate->year < 1900)
770 cdate->year += 2000;
771 ret = TRUE;
772 p = strchr(p,' ');
773 if(p) {
774 while(*p && *p == ' ')
775 p++;
776 ctime->hours = atoi(p);
777 p = to_delim(pd,":.");
778 if(p) {
779 p++;
780 ctime->minutes = atoi(p);
781 p = to_delim(pd,":.");
782 if(p) {
783 p++;
784 ctime->seconds = atoi(p);
785 }
786 }
787 }
788 }
789 }
790 break;
791
792 default:
793 break;
794 }
795 }
796 }
797 return ret;
798}
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