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cmd.exe: Fix dir filename /s and resolve many output differences.
[wine.git] / programs / cmd / directory.c
blob557cbc9dc3c9bb2896bd2fdedacd354e86027211
1 /*
2 * CMD - Wine-compatible command line interface - Directory functions.
3 *
4 * Copyright (C) 1999 D A Pickles
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 */
20
21 /*
22 * NOTES:
23 * On entry, global variables quals, param1, param2 contain
24 * the qualifiers (uppercased and concatenated) and parameters entered, with
25 * environment-variable and batch parameter substitution already done.
26 */
27
28 #define WIN32_LEAN_AND_MEAN
29
30 #include "wcmd.h"
31 #include "wine/debug.h"
32
33 WINE_DEFAULT_DEBUG_CHANNEL(cmd);
34
35 int WCMD_dir_sort (const void *a, const void *b);
36 void WCMD_list_directory (char *path, int level);
37 char * WCMD_filesize64 (ULONGLONG free);
38 char * WCMD_strrev (char *buff);
39 static void WCMD_getfileowner(char *filename, char *owner, int ownerlen);
40
41 extern int echo_mode;
42 extern char quals[MAX_PATH], param1[MAX_PATH], param2[MAX_PATH];
43 extern DWORD errorlevel;
44
45 typedef enum _DISPLAYTIME
46 {
47 Creation = 0,
48 Access,
49 Written
50 } DISPLAYTIME;
51
52 typedef enum _DISPLAYORDER
53 {
54 Name = 0,
55 Extension,
56 Size,
57 Date
58 } DISPLAYORDER;
59
60 struct directory_stack
61 {
62 struct directory_stack *next;
63 char *name;
64 };
65
66 static int file_total, dir_total, recurse, wide, bare, max_width, lower;
67 static int shortname, usernames;
68 static ULONGLONG byte_total;
69 static DISPLAYTIME dirTime;
70 static DISPLAYORDER dirOrder;
71 static BOOL orderReverse, orderGroupDirs, orderGroupDirsReverse, orderByCol;
72 static BOOL separator;
73 static ULONG showattrs, attrsbits;
74
75 /*****************************************************************************
76 * WCMD_directory
77 *
78 * List a file directory.
79 *
80 */
81
82 void WCMD_directory (void) {
83
84 char path[MAX_PATH], drive[8];
85 int status, paged_mode;
86 ULARGE_INTEGER avail, total, free;
87 CONSOLE_SCREEN_BUFFER_INFO consoleInfo;
88 char *p;
89 char string[MAXSTRING];
90
91 errorlevel = 0;
92
93 /* Prefill Quals with (uppercased) DIRCMD env var */
94 if (GetEnvironmentVariable ("DIRCMD", string, sizeof(string))) {
95 p = string;
96 while ( (*p = toupper(*p)) ) ++p;
97 strcat(string,quals);
98 strcpy(quals, string);
99 }
100
101 byte_total = 0;
102 file_total = dir_total = 0;
103
104 /* Initialize all flags to their defaults as if no DIRCMD or quals */
105 paged_mode = FALSE;
106 recurse = FALSE;
107 wide = FALSE;
108 bare = FALSE;
109 lower = FALSE;
110 shortname = FALSE;
111 usernames = FALSE;
112 orderByCol = FALSE;
113 separator = TRUE;
114 dirTime = Written;
115 dirOrder = Name;
116 orderReverse = FALSE;
117 orderGroupDirs = FALSE;
118 orderGroupDirsReverse = FALSE;
119 showattrs = 0;
120 attrsbits = 0;
121
122 /* Handle args - Loop through so right most is the effective one */
123 /* Note: /- appears to be a negate rather than an off, eg. dir
124 /-W is wide, or dir /w /-w /-w is also wide */
125 p = quals;
126 while (*p && (*p=='/' || *p==' ')) {
127 BOOL negate = FALSE;
128 if (*p++==' ') continue; /* Skip / and blanks introduced through DIRCMD */
129
130 if (*p=='-') {
131 negate = TRUE;
132 p++;
133 }
134
135 WINE_TRACE("Processing arg '%c' (in %s)\n", *p, quals);
136 switch (*p) {
137 case 'P': if (negate) paged_mode = !paged_mode;
138 else paged_mode = TRUE;
139 break;
140 case 'S': if (negate) recurse = !recurse;
141 else recurse = TRUE;
142 break;
143 case 'W': if (negate) wide = !wide;
144 else wide = TRUE;
145 break;
146 case 'B': if (negate) bare = !bare;
147 else bare = TRUE;
148 break;
149 case 'L': if (negate) lower = !lower;
150 else lower = TRUE;
151 break;
152 case 'X': if (negate) shortname = !shortname;
153 else shortname = TRUE;
154 break;
155 case 'Q': if (negate) usernames = !usernames;
156 else usernames = TRUE;
157 break;
158 case 'D': if (negate) orderByCol = !orderByCol;
159 else orderByCol = TRUE;
160 break;
161 case 'C': if (negate) separator = !separator;
162 else separator = TRUE;
163 break;
164 case 'T': p = p + 1;
165 if (*p==':') p++; /* Skip optional : */
166
167 if (*p == 'A') dirTime = Access;
168 else if (*p == 'C') dirTime = Creation;
169 else if (*p == 'W') dirTime = Written;
170
171 /* Support /T and /T: with no parms, default to written */
172 else if (*p == 0x00 || *p == '/') {
173 dirTime = Written;
174 p = p - 1; /* So when step on, move to '/' */
175 } else {
176 SetLastError(ERROR_INVALID_PARAMETER);
177 WCMD_print_error();
178 errorlevel = 1;
179 return;
180 }
181 break;
182 case 'O': p = p + 1;
183 if (*p==':') p++; /* Skip optional : */
184 while (*p && *p != '/') {
185 WINE_TRACE("Processing subparm '%c' (in %s)\n", *p, quals);
186 switch (*p) {
187 case 'N': dirOrder = Name; break;
188 case 'E': dirOrder = Extension; break;
189 case 'S': dirOrder = Size; break;
190 case 'D': dirOrder = Date; break;
191 case '-': if (*(p+1)=='G') orderGroupDirsReverse=TRUE;
192 else orderReverse = TRUE;
193 break;
194 case 'G': orderGroupDirs = TRUE; break;
195 default:
196 SetLastError(ERROR_INVALID_PARAMETER);
197 WCMD_print_error();
198 errorlevel = 1;
199 return;
200 }
201 p++;
202 }
203 p = p - 1; /* So when step on, move to '/' */
204 break;
205 case 'A': p = p + 1;
206 showattrs = 0;
207 attrsbits = 0;
208 if (*p==':') p++; /* Skip optional : */
209 while (*p && *p != '/') {
210 BOOL anegate = FALSE;
211 ULONG mask;
212
213 /* Note /A: - options are 'offs' not toggles */
214 if (*p=='-') {
215 anegate = TRUE;
216 p++;
217 }
218
219 WINE_TRACE("Processing subparm '%c' (in %s)\n", *p, quals);
220 switch (*p) {
221 case 'D': mask = FILE_ATTRIBUTE_DIRECTORY; break;
222 case 'H': mask = FILE_ATTRIBUTE_HIDDEN; break;
223 case 'S': mask = FILE_ATTRIBUTE_SYSTEM; break;
224 case 'R': mask = FILE_ATTRIBUTE_READONLY; break;
225 case 'A': mask = FILE_ATTRIBUTE_ARCHIVE; break;
226 default:
227 SetLastError(ERROR_INVALID_PARAMETER);
228 WCMD_print_error();
229 errorlevel = 1;
230 return;
231 }
232
233 /* Keep running list of bits we care about */
234 attrsbits |= mask;
235
236 /* Mask shows what MUST be in the bits we care about */
237 if (anegate) showattrs = showattrs & ~mask;
238 else showattrs |= mask;
239
240 p++;
241 }
242 p = p - 1; /* So when step on, move to '/' */
243 WINE_TRACE("Result: showattrs %x, bits %x\n", showattrs, attrsbits);
244 break;
245 default:
246 SetLastError(ERROR_INVALID_PARAMETER);
247 WCMD_print_error();
248 errorlevel = 1;
249 return;
250 }
251 p = p + 1;
252 }
253
254 /* Handle conflicting args and initialization */
255 if (bare || shortname) wide = FALSE;
256 if (bare) shortname = FALSE;
257 if (wide) usernames = FALSE;
258 if (orderByCol) wide = TRUE;
259
260 if (wide) {
261 if (GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &consoleInfo))
262 max_width = consoleInfo.dwSize.X;
263 else
264 max_width = 80;
265 }
266 if (paged_mode) {
267 WCMD_enter_paged_mode();
268 }
269
270 if (param1[0] == '\0') strcpy (param1, ".");
271 status = GetFullPathName (param1, sizeof(path), path, NULL);
272 if (!status) {
273 WCMD_print_error();
274 if (paged_mode) WCMD_leave_paged_mode();
275 errorlevel = 1;
276 return;
277 }
278 lstrcpyn (drive, path, 3);
279
280 if (!bare) {
281 status = WCMD_volume (0, drive);
282 if (!status) {
283 if (paged_mode) WCMD_leave_paged_mode();
284 errorlevel = 1;
285 return;
286 }
287 }
288
289 WCMD_list_directory (path, 0);
290 lstrcpyn (drive, path, 4);
291 GetDiskFreeSpaceEx (drive, &avail, &total, &free);
292
293 if (errorlevel==0 && !bare) {
294 if (recurse) {
295 WCMD_output ("\n Total files listed:\n%8d files%25s bytes\n",
296 file_total, WCMD_filesize64 (byte_total));
297 WCMD_output ("%8d directories %18s bytes free\n\n",
298 dir_total, WCMD_filesize64 (free.QuadPart));
299 } else {
300 WCMD_output (" %18s bytes free\n\n", WCMD_filesize64 (free.QuadPart));
301 }
302 }
303 if (paged_mode) WCMD_leave_paged_mode();
304 }
305
306 /*****************************************************************************
307 * WCMD_list_directory
308 *
309 * List a single file directory. This function (and those below it) can be called
310 * recursively when the /S switch is used.
311 *
312 * FIXME: Entries sorted by name only. Should we support DIRCMD??
313 * FIXME: Assumes 24-line display for the /P qualifier.
314 * FIXME: Other command qualifiers not supported.
315 * FIXME: DIR /S FILENAME fails if at least one matching file is not found in the top level.
316 */
317
318 void WCMD_list_directory (char *search_path, int level) {
319
320 char string[1024], datestring[32], timestring[32];
321 char *p;
322 char real_path[MAX_PATH];
323 WIN32_FIND_DATA *fd;
324 FILETIME ft;
325 SYSTEMTIME st;
326 HANDLE hff;
327 int status, dir_count, file_count, entry_count, i, widest, cur_width, tmp_width;
328 int numCols, numRows;
329 int rows, cols;
330 ULARGE_INTEGER byte_count, file_size;
331
332 dir_count = 0;
333 file_count = 0;
334 entry_count = 0;
335 byte_count.QuadPart = 0;
336 widest = 0;
337 cur_width = 0;
338
339 /*
340 * If the path supplied does not include a wildcard, and the endpoint of the
341 * path references a directory, we need to list the *contents* of that
342 * directory not the directory file itself. However, only do this on first
343 * entry and not subsequent recursion
344 */
345
346 if ((level == 0) &&
347 (strchr(search_path, '*') == NULL) && (strchr(search_path, '%') == NULL)) {
348 status = GetFileAttributes (search_path);
349 if ((status != INVALID_FILE_ATTRIBUTES) && (status & FILE_ATTRIBUTE_DIRECTORY)) {
350 if (search_path[strlen(search_path)-1] == '\\') {
351 strcat (search_path, "*");
352 }
353 else {
354 strcat (search_path, "\\*");
355 }
356 }
357 }
358
359 /* Work out the actual current directory name */
360 p = strrchr (search_path, '\\');
361 memset(real_path, 0x00, sizeof(real_path));
362 lstrcpyn (real_path, search_path, (p-search_path+2));
363
364 /* Load all files into an in memory structure */
365 fd = HeapAlloc(GetProcessHeap(),0,sizeof(WIN32_FIND_DATA));
366 WINE_TRACE("Looking for matches to '%s'\n", search_path);
367 hff = FindFirstFile (search_path, fd);
368 if (hff == INVALID_HANDLE_VALUE) {
369 entry_count = 0;
370 } else {
371 do {
372 /* Skip any which are filtered out by attribute */
373 if (((fd+entry_count)->dwFileAttributes & attrsbits) != showattrs) continue;
374
375 entry_count++;
376
377 /* Keep running track of longest filename for wide output */
378 if (wide || orderByCol) {
379 int tmpLen = strlen((fd+(entry_count-1))->cFileName) + 3;
380 if ((fd+(entry_count-1))->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) tmpLen = tmpLen + 2;
381 if (tmpLen > widest) widest = tmpLen;
382 }
383
384 fd = HeapReAlloc(GetProcessHeap(),0,fd,(entry_count+1)*sizeof(WIN32_FIND_DATA));
385 if (fd == NULL) {
386 FindClose (hff);
387 WCMD_output ("Memory Allocation Error");
388 errorlevel = 1;
389 return;
390 }
391 } while (FindNextFile(hff, (fd+entry_count)) != 0);
392 FindClose (hff);
393 }
394
395 /* Output the results */
396 if (!bare) {
397 if (level != 0 && (entry_count > 0)) WCMD_output ("\n");
398 if ((entry_count > 0) || (!recurse && level == 0)) WCMD_output ("Directory of %s\n\n", real_path);
399 }
400
401 /* Handle case where everything is filtered out */
402 if (entry_count > 0) {
403
404 /* Sort the list of files */
405 qsort (fd, entry_count, sizeof(WIN32_FIND_DATA), WCMD_dir_sort);
406
407 /* Work out the number of columns */
408 WINE_TRACE("%d entries, maxwidth=%d, widest=%d\n", entry_count, max_width, widest);
409 if (wide || orderByCol) {
410 numCols = max(1, (int)max_width / widest);
411 numRows = entry_count / numCols;
412 if (entry_count % numCols) numRows++;
413 } else {
414 numCols = 1;
415 numRows = entry_count;
416 }
417 WINE_TRACE("cols=%d, rows=%d\n", numCols, numRows);
418
419 for (rows=0; rows<numRows; rows++) {
420 BOOL addNewLine = TRUE;
421 for (cols=0; cols<numCols; cols++) {
422 char username[24];
423
424 /* Work out the index of the entry being pointed to */
425 if (orderByCol) {
426 i = (cols * numRows) + rows;
427 if (i >= entry_count) continue;
428 } else {
429 i = (rows * numCols) + cols;
430 if (i >= entry_count) continue;
431 }
432
433 /* /L convers all names to lower case */
434 if (lower) {
435 char *p = (fd+i)->cFileName;
436 while ( (*p = tolower(*p)) ) ++p;
437 }
438
439 /* /Q gets file ownership information */
440 if (usernames) {
441 p = strrchr (search_path, '\\');
442 lstrcpyn (string, search_path, (p-search_path+2));
443 lstrcat (string, (fd+i)->cFileName);
444 WCMD_getfileowner(string, username, sizeof(username));
445 }
446
447 if (dirTime == Written) {
448 FileTimeToLocalFileTime (&(fd+i)->ftLastWriteTime, &ft);
449 } else if (dirTime == Access) {
450 FileTimeToLocalFileTime (&(fd+i)->ftLastAccessTime, &ft);
451 } else {
452 FileTimeToLocalFileTime (&(fd+i)->ftCreationTime, &ft);
453 }
454 FileTimeToSystemTime (&ft, &st);
455 GetDateFormat (0, DATE_SHORTDATE, &st, NULL, datestring,
456 sizeof(datestring));
457 GetTimeFormat (0, TIME_NOSECONDS, &st,
458 NULL, timestring, sizeof(timestring));
459
460 if (wide) {
461
462 tmp_width = cur_width;
463 if ((fd+i)->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
464 WCMD_output ("[%s]", (fd+i)->cFileName);
465 dir_count++;
466 tmp_width = tmp_width + strlen((fd+i)->cFileName) + 2;
467 } else {
468 WCMD_output ("%s", (fd+i)->cFileName);
469 tmp_width = tmp_width + strlen((fd+i)->cFileName) ;
470 file_count++;
471 file_size.u.LowPart = (fd+i)->nFileSizeLow;
472 file_size.u.HighPart = (fd+i)->nFileSizeHigh;
473 byte_count.QuadPart += file_size.QuadPart;
474 }
475 cur_width = cur_width + widest;
476
477 if ((cur_width + widest) > max_width) {
478 cur_width = 0;
479 } else {
480 WCMD_output ("%*.s", (tmp_width - cur_width) ,"");
481 }
482
483 } else if ((fd+i)->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
484 dir_count++;
485
486 if (!bare) {
487 WCMD_output ("%10s %8s <DIR> ", datestring, timestring);
488 if (shortname) WCMD_output ("%-13s", (fd+i)->cAlternateFileName);
489 if (usernames) WCMD_output ("%-23s", username);
490 WCMD_output("%s",(fd+i)->cFileName);
491 } else {
492 if (!((strcmp((fd+i)->cFileName, ".") == 0) ||
493 (strcmp((fd+i)->cFileName, "..") == 0))) {
494 WCMD_output ("%s%s", recurse?real_path:"", (fd+i)->cFileName);
495 } else {
496 addNewLine = FALSE;
497 }
498 }
499 }
500 else {
501 file_count++;
502 file_size.u.LowPart = (fd+i)->nFileSizeLow;
503 file_size.u.HighPart = (fd+i)->nFileSizeHigh;
504 byte_count.QuadPart += file_size.QuadPart;
505 if (!bare) {
506 WCMD_output ("%10s %8s %10s ", datestring, timestring,
507 WCMD_filesize64(file_size.QuadPart));
508 if (shortname) WCMD_output ("%-13s", (fd+i)->cAlternateFileName);
509 if (usernames) WCMD_output ("%-23s", username);
510 WCMD_output("%s",(fd+i)->cFileName);
511 } else {
512 WCMD_output ("%s%s", recurse?real_path:"", (fd+i)->cFileName);
513 }
514 }
515 }
516 if (addNewLine) WCMD_output ("\n");
517 cur_width = 0;
518 }
519
520 if (!bare) {
521 if (file_count == 1) {
522 WCMD_output (" 1 file %25s bytes\n", WCMD_filesize64 (byte_count.QuadPart));
523 }
524 else {
525 WCMD_output ("%8d files %24s bytes\n", file_count, WCMD_filesize64 (byte_count.QuadPart));
526 }
527 }
528 byte_total = byte_total + byte_count.QuadPart;
529 file_total = file_total + file_count;
530 dir_total = dir_total + dir_count;
531
532 if (!bare && !recurse) {
533 if (dir_count == 1) WCMD_output ("%8d directory ", 1);
534 else WCMD_output ("%8d directories", dir_count);
535 }
536 }
537 HeapFree(GetProcessHeap(),0,fd);
538
539 /* When recursing, look in all subdirectories for matches */
540 if (recurse) {
541 struct directory_stack *dirStack = NULL;
542 struct directory_stack *lastEntry = NULL;
543 WIN32_FIND_DATA finddata;
544
545 /* Build path to search */
546 strcpy(string, search_path);
547 p = strrchr (string, '\\');
548 strcpy(p+1, "*");
549
550 WINE_TRACE("Recursive, looking for '%s'\n", string);
551 hff = FindFirstFile (string, &finddata);
552 if (hff != INVALID_HANDLE_VALUE) {
553 do {
554 if ((finddata.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) &&
555 (strcmp(finddata.cFileName, "..") != 0) &&
556 (strcmp(finddata.cFileName, ".") != 0)) {
557
558 struct directory_stack *thisDir;
559
560 /* Work out search parameter in sub dir */
561 p = strrchr (search_path, '\\');
562 lstrcpyn (string, search_path, (p-search_path+2));
563 string[(p-search_path+2)] = 0x00;
564 lstrcat (string, finddata.cFileName);
565 lstrcat (string, p);
566 WINE_TRACE("Recursive, Adding to search list '%s'\n", string);
567
568 /* Allocate memory, add to list */
569 thisDir = (struct directory_stack *) HeapAlloc(GetProcessHeap(),0,sizeof(struct directory_stack));
570 if (dirStack == NULL) dirStack = thisDir;
571 if (lastEntry != NULL) lastEntry->next = thisDir;
572 lastEntry = thisDir;
573 thisDir->next = NULL;
574 thisDir->name = HeapAlloc(GetProcessHeap(),0,(strlen(string)+1));
575 strcpy(thisDir->name, string);
576 }
577 } while (FindNextFile(hff, &finddata) != 0);
578 FindClose (hff);
579
580 while (dirStack != NULL) {
581 struct directory_stack *thisDir = dirStack;
582 dirStack = thisDir->next;
583
584 WCMD_list_directory (thisDir->name, 1);
585 HeapFree(GetProcessHeap(),0,thisDir->name);
586 HeapFree(GetProcessHeap(),0,thisDir);
587 }
588 }
589 }
590
591 /* Handle case where everything is filtered out */
592 if ((file_total + dir_total == 0) && (level == 0)) {
593 SetLastError (ERROR_FILE_NOT_FOUND);
594 WCMD_print_error ();
595 errorlevel = 1;
596 }
597
598 return;
599 }
600
601 /*****************************************************************************
602 * WCMD_filesize64
603 *
604 * Convert a 64-bit number into a character string, with commas every three digits.
605 * Result is returned in a static string overwritten with each call.
606 * FIXME: There must be a better algorithm!
607 */
608
609 char * WCMD_filesize64 (ULONGLONG n) {
610
611 ULONGLONG q;
612 unsigned int r, i;
613 char *p;
614 static char buff[32];
615
616 p = buff;
617 i = -3;
618 do {
619 if (separator && ((++i)%3 == 1)) *p++ = ',';
620 q = n / 10;
621 r = n - (q * 10);
622 *p++ = r + '0';
623 *p = '\0';
624 n = q;
625 } while (n != 0);
626 WCMD_strrev (buff);
627 return buff;
628 }
629
630 /*****************************************************************************
631 * WCMD_strrev
632 *
633 * Reverse a character string in-place (strrev() is not available under unixen :-( ).
634 */
635
636 char * WCMD_strrev (char *buff) {
637
638 int r, i;
639 char b;
640
641 r = lstrlen (buff);
642 for (i=0; i<r/2; i++) {
643 b = buff[i];
644 buff[i] = buff[r-i-1];
645 buff[r-i-1] = b;
646 }
647 return (buff);
648 }
649
650
651 /*****************************************************************************
652 * WCMD_dir_sort
653 *
654 * Sort based on the /O options supplied on the command line
655 */
656 int WCMD_dir_sort (const void *a, const void *b)
657 {
658 WIN32_FIND_DATA *filea = (WIN32_FIND_DATA *)a;
659 WIN32_FIND_DATA *fileb = (WIN32_FIND_DATA *)b;
660 int result = 0;
661
662 /* If /OG or /O-G supplied, dirs go at the top or bottom, ignoring the
663 requested sort order for the directory components */
664 if (orderGroupDirs &&
665 ((filea->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) ||
666 (fileb->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)))
667 {
668 BOOL aDir = filea->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY;
669 if (aDir) result = -1;
670 else result = 1;
671 if (orderGroupDirsReverse) result = -result;
672 return result;
673
674 /* Order by Name: */
675 } else if (dirOrder == Name) {
676 result = lstrcmpi(filea->cFileName, fileb->cFileName);
677
678 /* Order by Size: */
679 } else if (dirOrder == Size) {
680 ULONG64 sizea = (((ULONG64)filea->nFileSizeHigh) << 32) + filea->nFileSizeLow;
681 ULONG64 sizeb = (((ULONG64)fileb->nFileSizeHigh) << 32) + fileb->nFileSizeLow;
682 if( sizea < sizeb ) result = -1;
683 else if( sizea == sizeb ) result = 0;
684 else result = 1;
685
686 /* Order by Date: (Takes into account which date (/T option) */
687 } else if (dirOrder == Date) {
688
689 FILETIME *ft;
690 ULONG64 timea, timeb;
691
692 if (dirTime == Written) {
693 ft = &filea->ftLastWriteTime;
694 timea = (((ULONG64)ft->dwHighDateTime) << 32) + ft->dwLowDateTime;
695 ft = &fileb->ftLastWriteTime;
696 timeb = (((ULONG64)ft->dwHighDateTime) << 32) + ft->dwLowDateTime;
697 } else if (dirTime == Access) {
698 ft = &filea->ftLastAccessTime;
699 timea = (((ULONG64)ft->dwHighDateTime) << 32) + ft->dwLowDateTime;
700 ft = &fileb->ftLastAccessTime;
701 timeb = (((ULONG64)ft->dwHighDateTime) << 32) + ft->dwLowDateTime;
702 } else {
703 ft = &filea->ftCreationTime;
704 timea = (((ULONG64)ft->dwHighDateTime) << 32) + ft->dwLowDateTime;
705 ft = &fileb->ftCreationTime;
706 timeb = (((ULONG64)ft->dwHighDateTime) << 32) + ft->dwLowDateTime;
707 }
708 if( timea < timeb ) result = -1;
709 else if( timea == timeb ) result = 0;
710 else result = 1;
711
712 /* Order by Extension: (Takes into account which date (/T option) */
713 } else if (dirOrder == Extension) {
714 char drive[10];
715 char dir[MAX_PATH];
716 char fname[MAX_PATH];
717 char extA[MAX_PATH];
718 char extB[MAX_PATH];
719
720 /* Split into components */
721 WCMD_splitpath(filea->cFileName, drive, dir, fname, extA);
722 WCMD_splitpath(fileb->cFileName, drive, dir, fname, extB);
723 result = lstrcmpi(extA, extB);
724 }
725
726 if (orderReverse) result = -result;
727 return result;
728 }
729
730 /*****************************************************************************
731 * WCMD_getfileowner
732 *
733 * Reverse a character string in-place (strrev() is not available under unixen :-( ).
734 */
735 void WCMD_getfileowner(char *filename, char *owner, int ownerlen) {
736
737 ULONG sizeNeeded = 0;
738 DWORD rc;
739 char name[MAXSTRING];
740 char domain[MAXSTRING];
741
742 /* In case of error, return empty string */
743 *owner = 0x00;
744
745 /* Find out how much space we need for the owner security descritpor */
746 GetFileSecurity(filename, OWNER_SECURITY_INFORMATION, 0, 0, &sizeNeeded);
747 rc = GetLastError();
748
749 if(rc == ERROR_INSUFFICIENT_BUFFER && sizeNeeded > 0) {
750
751 LPBYTE secBuffer;
752 PSID pSID = NULL;
753 BOOL defaulted = FALSE;
754 ULONG nameLen = MAXSTRING;
755 ULONG domainLen = MAXSTRING;
756 SID_NAME_USE nameuse;
757
758 secBuffer = (LPBYTE) HeapAlloc(GetProcessHeap(),0,sizeNeeded * sizeof(BYTE));
759 if(!secBuffer) return;
760
761 /* Get the owners security descriptor */
762 if(!GetFileSecurity(filename, OWNER_SECURITY_INFORMATION, secBuffer,
763 sizeNeeded, &sizeNeeded)) {
764 HeapFree(GetProcessHeap(),0,secBuffer);
765 return;
766 }
767
768 /* Get the SID from the SD */
769 if(!GetSecurityDescriptorOwner(secBuffer, &pSID, &defaulted)) {
770 HeapFree(GetProcessHeap(),0,secBuffer);
771 return;
772 }
773
774 /* Convert to a username */
775 if (LookupAccountSid(NULL, pSID, name, &nameLen, domain, &domainLen, &nameuse)) {
776 snprintf(owner, ownerlen, "%s%c%s", domain, '\\', name);
777 }
778 HeapFree(GetProcessHeap(),0,secBuffer);
779 }
780 return;
781 }
Windows API implementation