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7766f137 |
1 | /* vdir.h |
2 | * |
3 | * (c) 1999 Microsoft Corporation. All rights reserved. |
4 | * Portions (c) 1999 ActiveState Tool Corp, http://www.ActiveState.com/ |
5 | * |
6 | * You may distribute under the terms of either the GNU General Public |
7 | * License or the Artistic License, as specified in the README file. |
8 | */ |
9 | |
10 | #ifndef ___VDir_H___ |
11 | #define ___VDir_H___ |
12 | |
13 | const int driveCount = 30; |
14 | |
15 | class VDir |
16 | { |
17 | public: |
f7aeb604 |
18 | VDir(int bManageDir = 1); |
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19 | ~VDir() {}; |
20 | |
21 | void Init(VDir* pDir, VMem *pMem); |
22 | void SetDefaultA(char const *pDefault); |
23 | void SetDefaultW(WCHAR const *pDefault); |
24 | char* MapPathA(const char *pInName); |
25 | WCHAR* MapPathW(const WCHAR *pInName); |
26 | int SetCurrentDirectoryA(char *lpBuffer); |
27 | int SetCurrentDirectoryW(WCHAR *lpBuffer); |
7766f137 |
28 | inline int GetDefault(void) { return nDefault; }; |
29 | |
30 | inline char* GetCurrentDirectoryA(int dwBufSize, char *lpBuffer) |
31 | { |
32 | char* ptr = dirTableA[nDefault]; |
33 | while (dwBufSize--) |
34 | { |
35 | if ((*lpBuffer++ = *ptr++) == '\0') |
36 | break; |
37 | } |
38 | return lpBuffer; |
39 | }; |
40 | inline WCHAR* GetCurrentDirectoryW(int dwBufSize, WCHAR *lpBuffer) |
41 | { |
42 | WCHAR* ptr = dirTableW[nDefault]; |
43 | while (dwBufSize--) |
44 | { |
45 | if ((*lpBuffer++ = *ptr++) == '\0') |
46 | break; |
47 | } |
48 | return lpBuffer; |
49 | }; |
50 | |
51 | |
52 | DWORD CalculateEnvironmentSpace(void); |
53 | LPSTR BuildEnvironmentSpace(LPSTR lpStr); |
54 | |
55 | protected: |
56 | int SetDirA(char const *pPath, int index); |
57 | void FromEnvA(char *pEnv, int index); |
58 | inline const char *GetDefaultDirA(void) |
59 | { |
60 | return dirTableA[nDefault]; |
61 | }; |
62 | |
63 | inline void SetDefaultDirA(char const *pPath, int index) |
64 | { |
65 | SetDirA(pPath, index); |
66 | nDefault = index; |
67 | }; |
68 | int SetDirW(WCHAR const *pPath, int index); |
69 | inline const WCHAR *GetDefaultDirW(void) |
70 | { |
71 | return dirTableW[nDefault]; |
72 | }; |
73 | |
74 | inline void SetDefaultDirW(WCHAR const *pPath, int index) |
75 | { |
76 | SetDirW(pPath, index); |
77 | nDefault = index; |
78 | }; |
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79 | inline const char *GetDirA(int index) |
80 | { |
81 | char *ptr = dirTableA[index]; |
82 | if (!ptr) { |
83 | /* simulate the existance of this drive */ |
84 | ptr = szLocalBufferA; |
85 | ptr[0] = 'A' + index; |
86 | ptr[1] = ':'; |
87 | ptr[2] = '\\'; |
88 | ptr[3] = 0; |
89 | } |
90 | return ptr; |
91 | }; |
92 | inline const WCHAR *GetDirW(int index) |
93 | { |
94 | WCHAR *ptr = dirTableW[index]; |
95 | if (!ptr) { |
96 | /* simulate the existance of this drive */ |
97 | ptr = szLocalBufferW; |
98 | ptr[0] = 'A' + index; |
99 | ptr[1] = ':'; |
100 | ptr[2] = '\\'; |
101 | ptr[3] = 0; |
102 | } |
103 | return ptr; |
104 | }; |
7766f137 |
105 | |
106 | inline int DriveIndex(char chr) |
107 | { |
108 | return (chr | 0x20)-'a'; |
109 | }; |
110 | |
111 | VMem *pMem; |
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112 | int nDefault, bManageDirectory; |
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113 | char *dirTableA[driveCount]; |
114 | char szLocalBufferA[MAX_PATH+1]; |
115 | WCHAR *dirTableW[driveCount]; |
116 | WCHAR szLocalBufferW[MAX_PATH+1]; |
117 | }; |
118 | |
119 | |
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120 | VDir::VDir(int bManageDir /* = 1 */) |
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121 | { |
122 | nDefault = 0; |
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123 | bManageDirectory = bManageDir; |
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124 | memset(dirTableA, 0, sizeof(dirTableA)); |
125 | memset(dirTableW, 0, sizeof(dirTableW)); |
126 | } |
127 | |
128 | void VDir::Init(VDir* pDir, VMem *p) |
129 | { |
130 | int index; |
131 | DWORD driveBits; |
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132 | int nSave; |
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133 | char szBuffer[MAX_PATH*driveCount]; |
134 | |
135 | pMem = p; |
136 | if (pDir) { |
137 | for (index = 0; index < driveCount; ++index) { |
138 | SetDirW(pDir->GetDirW(index), index); |
139 | } |
140 | nDefault = pDir->GetDefault(); |
141 | } |
142 | else { |
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143 | nSave = bManageDirectory; |
144 | bManageDirectory = 0; |
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145 | driveBits = GetLogicalDrives(); |
146 | if (GetLogicalDriveStrings(sizeof(szBuffer), szBuffer)) { |
147 | char* pEnv = GetEnvironmentStrings(); |
148 | char* ptr = szBuffer; |
149 | for (index = 0; index < driveCount; ++index) { |
150 | if (driveBits & (1<<index)) { |
151 | ptr += SetDirA(ptr, index) + 1; |
152 | FromEnvA(pEnv, index); |
153 | } |
154 | } |
155 | FreeEnvironmentStrings(pEnv); |
156 | } |
157 | SetDefaultA("."); |
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158 | bManageDirectory = nSave; |
7766f137 |
159 | } |
160 | } |
161 | |
162 | int VDir::SetDirA(char const *pPath, int index) |
163 | { |
164 | char chr, *ptr; |
165 | int length = 0; |
166 | WCHAR wBuffer[MAX_PATH+1]; |
167 | if (index < driveCount && pPath != NULL) { |
168 | length = strlen(pPath); |
169 | pMem->Free(dirTableA[index]); |
170 | ptr = dirTableA[index] = (char*)pMem->Malloc(length+2); |
171 | if (ptr != NULL) { |
172 | strcpy(ptr, pPath); |
173 | ptr += length-1; |
174 | chr = *ptr++; |
175 | if (chr != '\\' && chr != '/') { |
176 | *ptr++ = '\\'; |
177 | *ptr = '\0'; |
178 | } |
179 | MultiByteToWideChar(CP_ACP, 0, dirTableA[index], -1, |
180 | wBuffer, (sizeof(wBuffer)/sizeof(WCHAR))); |
181 | length = wcslen(wBuffer); |
182 | pMem->Free(dirTableW[index]); |
183 | dirTableW[index] = (WCHAR*)pMem->Malloc((length+1)*2); |
184 | if (dirTableW[index] != NULL) { |
185 | wcscpy(dirTableW[index], wBuffer); |
186 | } |
187 | } |
188 | } |
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189 | |
190 | if(bManageDirectory) |
191 | ::SetCurrentDirectoryA(pPath); |
192 | |
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193 | return length; |
194 | } |
195 | |
196 | void VDir::FromEnvA(char *pEnv, int index) |
197 | { /* gets the directory for index from the environment variable. */ |
198 | while (*pEnv != '\0') { |
199 | if ((pEnv[0] == '=') && (DriveIndex(pEnv[1]) == index)) { |
200 | SetDirA(&pEnv[4], index); |
201 | break; |
202 | } |
203 | else |
204 | pEnv += strlen(pEnv)+1; |
205 | } |
206 | } |
207 | |
208 | void VDir::SetDefaultA(char const *pDefault) |
209 | { |
210 | char szBuffer[MAX_PATH+1]; |
211 | char *pPtr; |
212 | |
213 | if (GetFullPathNameA(pDefault, sizeof(szBuffer), szBuffer, &pPtr)) { |
214 | if (*pDefault != '.' && pPtr != NULL) |
215 | *pPtr = '\0'; |
216 | |
217 | SetDefaultDirA(szBuffer, DriveIndex(szBuffer[0])); |
218 | } |
219 | } |
220 | |
221 | int VDir::SetDirW(WCHAR const *pPath, int index) |
222 | { |
223 | WCHAR chr, *ptr; |
224 | char szBuffer[MAX_PATH+1]; |
225 | int length = 0; |
226 | if (index < driveCount && pPath != NULL) { |
227 | length = wcslen(pPath); |
228 | pMem->Free(dirTableW[index]); |
229 | ptr = dirTableW[index] = (WCHAR*)pMem->Malloc((length+2)*2); |
230 | if (ptr != NULL) { |
231 | wcscpy(ptr, pPath); |
232 | ptr += length-1; |
233 | chr = *ptr++; |
234 | if (chr != '\\' && chr != '/') { |
235 | *ptr++ = '\\'; |
236 | *ptr = '\0'; |
237 | } |
238 | WideCharToMultiByte(CP_ACP, 0, dirTableW[index], -1, szBuffer, sizeof(szBuffer), NULL, NULL); |
239 | length = strlen(szBuffer); |
240 | pMem->Free(dirTableA[index]); |
241 | dirTableA[index] = (char*)pMem->Malloc(length+1); |
242 | if (dirTableA[index] != NULL) { |
243 | strcpy(dirTableA[index], szBuffer); |
244 | } |
245 | } |
246 | } |
f7aeb604 |
247 | |
248 | if(bManageDirectory) |
249 | ::SetCurrentDirectoryW(pPath); |
250 | |
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251 | return length; |
252 | } |
253 | |
254 | void VDir::SetDefaultW(WCHAR const *pDefault) |
255 | { |
256 | WCHAR szBuffer[MAX_PATH+1]; |
257 | WCHAR *pPtr; |
258 | |
259 | if (GetFullPathNameW(pDefault, (sizeof(szBuffer)/sizeof(WCHAR)), szBuffer, &pPtr)) { |
260 | if (*pDefault != '.' && pPtr != NULL) |
261 | *pPtr = '\0'; |
262 | |
263 | SetDefaultDirW(szBuffer, DriveIndex((char)szBuffer[0])); |
264 | } |
265 | } |
266 | |
267 | inline BOOL IsPathSep(char ch) |
268 | { |
269 | return (ch == '\\' || ch == '/'); |
270 | } |
271 | |
272 | inline void DoGetFullPathNameA(char* lpBuffer, DWORD dwSize, char* Dest) |
273 | { |
274 | char *pPtr; |
275 | |
276 | /* |
277 | * On WinNT GetFullPathName does not fail, (or at least always |
278 | * succeeds when the drive is valid) WinNT does set *Dest to Nullch |
279 | * On Win98 GetFullPathName will set last error if it fails, but |
280 | * does not touch *Dest |
281 | */ |
282 | *Dest = '\0'; |
283 | GetFullPathNameA(lpBuffer, dwSize, Dest, &pPtr); |
284 | } |
285 | |
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286 | inline bool IsSpecialFileName(const char* pName) |
287 | { |
288 | /* specical file names are devices that the system can open |
289 | * these include AUX, CON, NUL, PRN, COMx, LPTx, CLOCK$, CONIN$, CONOUT$ |
290 | * (x is a single digit, and names are case-insensitive) |
291 | */ |
292 | char ch = (pName[0] & ~0x20); |
293 | switch (ch) |
294 | { |
295 | case 'A': /* AUX */ |
296 | if (((pName[1] & ~0x20) == 'U') |
297 | && ((pName[2] & ~0x20) == 'X') |
298 | && !pName[3]) |
299 | return true; |
300 | break; |
301 | case 'C': /* CLOCK$, COMx, CON, CONIN$ CONOUT$ */ |
302 | ch = (pName[1] & ~0x20); |
303 | switch (ch) |
304 | { |
305 | case 'L': /* CLOCK$ */ |
306 | if (((pName[2] & ~0x20) == 'O') |
307 | && ((pName[3] & ~0x20) == 'C') |
308 | && ((pName[4] & ~0x20) == 'K') |
309 | && (pName[5] == '$') |
310 | && !pName[6]) |
311 | return true; |
312 | break; |
313 | case 'O': /* COMx, CON, CONIN$ CONOUT$ */ |
314 | if ((pName[2] & ~0x20) == 'M') { |
315 | if ((pName[3] >= '1') && (pName[3] <= '9') |
316 | && !pName[4]) |
317 | return true; |
318 | } |
319 | else if ((pName[2] & ~0x20) == 'N') { |
320 | if (!pName[3]) |
321 | return true; |
322 | else if ((pName[3] & ~0x20) == 'I') { |
323 | if (((pName[4] & ~0x20) == 'N') |
324 | && (pName[5] == '$') |
325 | && !pName[6]) |
326 | return true; |
327 | } |
328 | else if ((pName[3] & ~0x20) == 'O') { |
329 | if (((pName[4] & ~0x20) == 'U') |
330 | && ((pName[5] & ~0x20) == 'T') |
331 | && (pName[6] == '$') |
332 | && !pName[7]) |
333 | return true; |
334 | } |
335 | } |
336 | break; |
337 | } |
338 | break; |
339 | case 'L': /* LPTx */ |
340 | if (((pName[1] & ~0x20) == 'U') |
341 | && ((pName[2] & ~0x20) == 'X') |
342 | && (pName[3] >= '1') && (pName[3] <= '9') |
343 | && !pName[4]) |
344 | return true; |
345 | break; |
346 | case 'N': /* NUL */ |
347 | if (((pName[1] & ~0x20) == 'U') |
348 | && ((pName[2] & ~0x20) == 'L') |
349 | && !pName[3]) |
350 | return true; |
351 | break; |
352 | case 'P': /* PRN */ |
353 | if (((pName[1] & ~0x20) == 'R') |
354 | && ((pName[2] & ~0x20) == 'N') |
355 | && !pName[3]) |
356 | return true; |
357 | break; |
358 | } |
359 | return false; |
360 | } |
361 | |
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362 | char *VDir::MapPathA(const char *pInName) |
363 | { /* |
364 | * possiblities -- relative path or absolute path with or without drive letter |
365 | * OR UNC name |
366 | */ |
367 | char szBuffer[(MAX_PATH+1)*2]; |
368 | char szlBuf[MAX_PATH+1]; |
369 | |
370 | if (strlen(pInName) > MAX_PATH) { |
371 | strncpy(szlBuf, pInName, MAX_PATH); |
372 | if (IsPathSep(pInName[0]) && !IsPathSep(pInName[1])) { |
373 | /* absolute path - reduce length by 2 for drive specifier */ |
374 | szlBuf[MAX_PATH-2] = '\0'; |
375 | } |
376 | else |
377 | szlBuf[MAX_PATH] = '\0'; |
378 | pInName = szlBuf; |
379 | } |
380 | /* strlen(pInName) is now <= MAX_PATH */ |
381 | |
382 | if (pInName[1] == ':') { |
383 | /* has drive letter */ |
384 | if (IsPathSep(pInName[2])) { |
385 | /* absolute with drive letter */ |
386 | strcpy(szLocalBufferA, pInName); |
387 | } |
388 | else { |
389 | /* relative path with drive letter */ |
390 | strcpy(szBuffer, GetDirA(DriveIndex(*pInName))); |
391 | strcat(szBuffer, &pInName[2]); |
392 | if(strlen(szBuffer) > MAX_PATH) |
393 | szBuffer[MAX_PATH] = '\0'; |
394 | |
395 | DoGetFullPathNameA(szBuffer, sizeof(szLocalBufferA), szLocalBufferA); |
396 | } |
397 | } |
398 | else { |
399 | /* no drive letter */ |
400 | if (IsPathSep(pInName[1]) && IsPathSep(pInName[0])) { |
401 | /* UNC name */ |
402 | strcpy(szLocalBufferA, pInName); |
403 | } |
404 | else { |
405 | strcpy(szBuffer, GetDefaultDirA()); |
406 | if (IsPathSep(pInName[0])) { |
407 | /* absolute path */ |
408 | szLocalBufferA[0] = szBuffer[0]; |
409 | szLocalBufferA[1] = szBuffer[1]; |
410 | strcpy(&szLocalBufferA[2], pInName); |
411 | } |
412 | else { |
413 | /* relative path */ |
e2694c95 |
414 | if (IsSpecialFileName(pInName)) { |
415 | return (char*)pInName; |
416 | } |
417 | else { |
418 | strcat(szBuffer, pInName); |
419 | if (strlen(szBuffer) > MAX_PATH) |
420 | szBuffer[MAX_PATH] = '\0'; |
7766f137 |
421 | |
e2694c95 |
422 | DoGetFullPathNameA(szBuffer, sizeof(szLocalBufferA), szLocalBufferA); |
423 | } |
7766f137 |
424 | } |
425 | } |
426 | } |
427 | |
428 | return szLocalBufferA; |
429 | } |
430 | |
431 | int VDir::SetCurrentDirectoryA(char *lpBuffer) |
432 | { |
433 | HANDLE hHandle; |
434 | WIN32_FIND_DATA win32FD; |
435 | char szBuffer[MAX_PATH+1], *pPtr; |
fd9459bc |
436 | int length, nRet = -1; |
7766f137 |
437 | |
438 | GetFullPathNameA(MapPathA(lpBuffer), sizeof(szBuffer), szBuffer, &pPtr); |
fd9459bc |
439 | /* if the last char is a '\\' or a '/' then add |
440 | * an '*' before calling FindFirstFile |
441 | */ |
442 | length = strlen(szBuffer); |
443 | if(length > 0 && IsPathSep(szBuffer[length-1])) { |
444 | szBuffer[length] = '*'; |
445 | szBuffer[length+1] = '\0'; |
446 | } |
7766f137 |
447 | |
fd9459bc |
448 | hHandle = FindFirstFileA(szBuffer, &win32FD); |
7766f137 |
449 | if (hHandle != INVALID_HANDLE_VALUE) { |
450 | FindClose(hHandle); |
7766f137 |
451 | |
fd9459bc |
452 | /* if an '*' was added remove it */ |
453 | if(szBuffer[length] == '*') |
454 | szBuffer[length] = '\0'; |
7766f137 |
455 | |
fd9459bc |
456 | SetDefaultDirA(szBuffer, DriveIndex(szBuffer[0])); |
7766f137 |
457 | nRet = 0; |
458 | } |
459 | return nRet; |
460 | } |
461 | |
462 | DWORD VDir::CalculateEnvironmentSpace(void) |
463 | { /* the current directory environment strings are stored as '=d=d:\path' */ |
464 | int index; |
465 | DWORD dwSize = 0; |
466 | for (index = 0; index < driveCount; ++index) { |
467 | if (dirTableA[index] != NULL) { |
468 | dwSize += strlen(dirTableA[index]) + 4; /* add 1 for trailing NULL and 3 for '=d=' */ |
469 | } |
470 | } |
471 | return dwSize; |
472 | } |
473 | |
474 | LPSTR VDir::BuildEnvironmentSpace(LPSTR lpStr) |
475 | { /* store the current directory environment strings as '=d=d:\path' */ |
476 | int index; |
477 | LPSTR lpDirStr; |
478 | for (index = 0; index < driveCount; ++index) { |
479 | lpDirStr = dirTableA[index]; |
480 | if (lpDirStr != NULL) { |
481 | lpStr[0] = '='; |
482 | lpStr[1] = lpDirStr[0]; |
483 | lpStr[2] = '='; |
484 | strcpy(&lpStr[3], lpDirStr); |
485 | lpStr += strlen(lpDirStr) + 4; /* add 1 for trailing NULL and 3 for '=d=' */ |
486 | } |
487 | } |
488 | return lpStr; |
489 | } |
490 | |
491 | inline BOOL IsPathSep(WCHAR ch) |
492 | { |
493 | return (ch == '\\' || ch == '/'); |
494 | } |
495 | |
496 | inline void DoGetFullPathNameW(WCHAR* lpBuffer, DWORD dwSize, WCHAR* Dest) |
497 | { |
498 | WCHAR *pPtr; |
499 | |
500 | /* |
501 | * On WinNT GetFullPathName does not fail, (or at least always |
502 | * succeeds when the drive is valid) WinNT does set *Dest to Nullch |
503 | * On Win98 GetFullPathName will set last error if it fails, but |
504 | * does not touch *Dest |
505 | */ |
506 | *Dest = '\0'; |
507 | GetFullPathNameW(lpBuffer, dwSize, Dest, &pPtr); |
508 | } |
509 | |
e2694c95 |
510 | inline bool IsSpecialFileName(const WCHAR* pName) |
511 | { |
512 | /* specical file names are devices that the system can open |
513 | * these include AUX, CON, NUL, PRN, COMx, LPTx, CLOCK$, CONIN$, CONOUT$ |
514 | * (x is a single digit, and names are case-insensitive) |
515 | */ |
516 | WCHAR ch = (pName[0] & ~0x20); |
517 | switch (ch) |
518 | { |
519 | case 'A': /* AUX */ |
520 | if (((pName[1] & ~0x20) == 'U') |
521 | && ((pName[2] & ~0x20) == 'X') |
522 | && !pName[3]) |
523 | return true; |
524 | break; |
525 | case 'C': /* CLOCK$, COMx, CON, CONIN$ CONOUT$ */ |
526 | ch = (pName[1] & ~0x20); |
527 | switch (ch) |
528 | { |
529 | case 'L': /* CLOCK$ */ |
530 | if (((pName[2] & ~0x20) == 'O') |
531 | && ((pName[3] & ~0x20) == 'C') |
532 | && ((pName[4] & ~0x20) == 'K') |
533 | && (pName[5] == '$') |
534 | && !pName[6]) |
535 | return true; |
536 | break; |
537 | case 'O': /* COMx, CON, CONIN$ CONOUT$ */ |
538 | if ((pName[2] & ~0x20) == 'M') { |
539 | if ((pName[3] >= '1') && (pName[3] <= '9') |
540 | && !pName[4]) |
541 | return true; |
542 | } |
543 | else if ((pName[2] & ~0x20) == 'N') { |
544 | if (!pName[3]) |
545 | return true; |
546 | else if ((pName[3] & ~0x20) == 'I') { |
547 | if (((pName[4] & ~0x20) == 'N') |
548 | && (pName[5] == '$') |
549 | && !pName[6]) |
550 | return true; |
551 | } |
552 | else if ((pName[3] & ~0x20) == 'O') { |
553 | if (((pName[4] & ~0x20) == 'U') |
554 | && ((pName[5] & ~0x20) == 'T') |
555 | && (pName[6] == '$') |
556 | && !pName[7]) |
557 | return true; |
558 | } |
559 | } |
560 | break; |
561 | } |
562 | break; |
563 | case 'L': /* LPTx */ |
564 | if (((pName[1] & ~0x20) == 'U') |
565 | && ((pName[2] & ~0x20) == 'X') |
566 | && (pName[3] >= '1') && (pName[3] <= '9') |
567 | && !pName[4]) |
568 | return true; |
569 | break; |
570 | case 'N': /* NUL */ |
571 | if (((pName[1] & ~0x20) == 'U') |
572 | && ((pName[2] & ~0x20) == 'L') |
573 | && !pName[3]) |
574 | return true; |
575 | break; |
576 | case 'P': /* PRN */ |
577 | if (((pName[1] & ~0x20) == 'R') |
578 | && ((pName[2] & ~0x20) == 'N') |
579 | && !pName[3]) |
580 | return true; |
581 | break; |
582 | } |
583 | return false; |
584 | } |
585 | |
7766f137 |
586 | WCHAR* VDir::MapPathW(const WCHAR *pInName) |
587 | { /* |
588 | * possiblities -- relative path or absolute path with or without drive letter |
589 | * OR UNC name |
590 | */ |
591 | WCHAR szBuffer[(MAX_PATH+1)*2]; |
592 | WCHAR szlBuf[MAX_PATH+1]; |
593 | |
594 | if (wcslen(pInName) > MAX_PATH) { |
595 | wcsncpy(szlBuf, pInName, MAX_PATH); |
596 | if (IsPathSep(pInName[0]) && !IsPathSep(pInName[1])) { |
597 | /* absolute path - reduce length by 2 for drive specifier */ |
598 | szlBuf[MAX_PATH-2] = '\0'; |
599 | } |
600 | else |
601 | szlBuf[MAX_PATH] = '\0'; |
602 | pInName = szlBuf; |
603 | } |
604 | /* strlen(pInName) is now <= MAX_PATH */ |
605 | |
606 | if (pInName[1] == ':') { |
607 | /* has drive letter */ |
608 | if (IsPathSep(pInName[2])) { |
609 | /* absolute with drive letter */ |
610 | wcscpy(szLocalBufferW, pInName); |
611 | } |
612 | else { |
613 | /* relative path with drive letter */ |
614 | wcscpy(szBuffer, GetDirW(DriveIndex((char)*pInName))); |
615 | wcscat(szBuffer, &pInName[2]); |
616 | if(wcslen(szBuffer) > MAX_PATH) |
617 | szBuffer[MAX_PATH] = '\0'; |
618 | |
619 | DoGetFullPathNameW(szBuffer, (sizeof(szLocalBufferW)/sizeof(WCHAR)), szLocalBufferW); |
620 | } |
621 | } |
622 | else { |
623 | /* no drive letter */ |
624 | if (IsPathSep(pInName[1]) && IsPathSep(pInName[0])) { |
625 | /* UNC name */ |
626 | wcscpy(szLocalBufferW, pInName); |
627 | } |
628 | else { |
629 | wcscpy(szBuffer, GetDefaultDirW()); |
630 | if (IsPathSep(pInName[0])) { |
631 | /* absolute path */ |
632 | szLocalBufferW[0] = szBuffer[0]; |
633 | szLocalBufferW[1] = szBuffer[1]; |
634 | wcscpy(&szLocalBufferW[2], pInName); |
635 | } |
636 | else { |
637 | /* relative path */ |
e2694c95 |
638 | if (IsSpecialFileName(pInName)) { |
639 | return (WCHAR*)pInName; |
640 | } |
641 | else { |
642 | wcscat(szBuffer, pInName); |
643 | if (wcslen(szBuffer) > MAX_PATH) |
644 | szBuffer[MAX_PATH] = '\0'; |
7766f137 |
645 | |
e2694c95 |
646 | DoGetFullPathNameW(szBuffer, (sizeof(szLocalBufferW)/sizeof(WCHAR)), szLocalBufferW); |
647 | } |
7766f137 |
648 | } |
649 | } |
650 | } |
651 | return szLocalBufferW; |
652 | } |
653 | |
fd9459bc |
654 | int VDir::SetCurrentDirectoryW(WCHAR *lpBuffer) |
655 | { |
656 | HANDLE hHandle; |
657 | WIN32_FIND_DATAW win32FD; |
658 | WCHAR szBuffer[MAX_PATH+1], *pPtr; |
659 | int length, nRet = -1; |
660 | |
661 | GetFullPathNameW(MapPathW(lpBuffer), (sizeof(szBuffer)/sizeof(WCHAR)), szBuffer, &pPtr); |
662 | /* if the last char is a '\\' or a '/' then add |
663 | * an '*' before calling FindFirstFile |
664 | */ |
665 | length = wcslen(szBuffer); |
666 | if(length > 0 && IsPathSep(szBuffer[length-1])) { |
667 | szBuffer[length] = '*'; |
668 | szBuffer[length+1] = '\0'; |
669 | } |
670 | |
671 | hHandle = FindFirstFileW(szBuffer, &win32FD); |
672 | if (hHandle != INVALID_HANDLE_VALUE) { |
673 | FindClose(hHandle); |
674 | |
675 | /* if an '*' was added remove it */ |
676 | if(szBuffer[length] == '*') |
677 | szBuffer[length] = '\0'; |
678 | |
679 | SetDefaultDirW(szBuffer, DriveIndex((char)szBuffer[0])); |
680 | nRet = 0; |
681 | } |
682 | return nRet; |
683 | } |
7766f137 |
684 | |
685 | #endif /* ___VDir_H___ */ |