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30fdf114 LG |
1 | /** @file\r |
2 | \r | |
1be2ed90 | 3 | Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>\r |
40d841f6 | 4 | This program and the accompanying materials \r |
30fdf114 LG |
5 | are licensed and made available under the terms and conditions of the BSD License \r |
6 | which accompanies this distribution. The full text of the license may be found at \r | |
7 | http://opensource.org/licenses/bsd-license.php \r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
11 | \r | |
12 | Module Name:\r | |
13 | \r | |
14 | CommonLib.c\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | Common basic Library Functions\r | |
19 | \r | |
20 | **/\r | |
21 | \r | |
22 | #include <stdio.h>\r | |
23 | #include <string.h>\r | |
24 | #include <stdlib.h>\r | |
25 | #include <ctype.h>\r | |
1be2ed90 HC |
26 | #ifdef __GNUC__\r |
27 | #include <unistd.h>\r | |
28 | #else\r | |
29 | #include <direct.h>\r | |
30 | #endif\r | |
30fdf114 LG |
31 | #include "CommonLib.h"\r |
32 | #include "EfiUtilityMsgs.h"\r | |
33 | \r | |
34 | VOID\r | |
35 | PeiZeroMem (\r | |
36 | IN VOID *Buffer,\r | |
37 | IN UINTN Size\r | |
38 | )\r | |
39 | /*++\r | |
40 | \r | |
41 | Routine Description:\r | |
42 | \r | |
43 | Set Buffer to zero for Size bytes.\r | |
44 | \r | |
45 | Arguments:\r | |
46 | \r | |
47 | Buffer - Memory to set.\r | |
48 | \r | |
49 | Size - Number of bytes to set\r | |
50 | \r | |
51 | Returns:\r | |
52 | \r | |
53 | None\r | |
54 | \r | |
55 | --*/\r | |
56 | {\r | |
57 | INT8 *Ptr;\r | |
58 | \r | |
59 | Ptr = Buffer;\r | |
60 | while (Size--) {\r | |
61 | *(Ptr++) = 0;\r | |
62 | }\r | |
63 | }\r | |
64 | \r | |
65 | VOID\r | |
66 | PeiCopyMem (\r | |
67 | IN VOID *Destination,\r | |
68 | IN VOID *Source,\r | |
69 | IN UINTN Length\r | |
70 | )\r | |
71 | /*++\r | |
72 | \r | |
73 | Routine Description:\r | |
74 | \r | |
75 | Copy Length bytes from Source to Destination.\r | |
76 | \r | |
77 | Arguments:\r | |
78 | \r | |
79 | Destination - Target of copy\r | |
80 | \r | |
81 | Source - Place to copy from\r | |
82 | \r | |
83 | Length - Number of bytes to copy\r | |
84 | \r | |
85 | Returns:\r | |
86 | \r | |
87 | None\r | |
88 | \r | |
89 | --*/\r | |
90 | {\r | |
91 | CHAR8 *Destination8;\r | |
92 | CHAR8 *Source8;\r | |
93 | \r | |
94 | Destination8 = Destination;\r | |
95 | Source8 = Source;\r | |
96 | while (Length--) {\r | |
97 | *(Destination8++) = *(Source8++);\r | |
98 | }\r | |
99 | }\r | |
100 | \r | |
101 | VOID\r | |
102 | ZeroMem (\r | |
103 | IN VOID *Buffer,\r | |
104 | IN UINTN Size\r | |
105 | )\r | |
106 | {\r | |
107 | PeiZeroMem (Buffer, Size);\r | |
108 | }\r | |
109 | \r | |
110 | VOID\r | |
111 | CopyMem (\r | |
112 | IN VOID *Destination,\r | |
113 | IN VOID *Source,\r | |
114 | IN UINTN Length\r | |
115 | )\r | |
116 | {\r | |
117 | PeiCopyMem (Destination, Source, Length);\r | |
118 | }\r | |
119 | \r | |
120 | INTN\r | |
121 | CompareGuid (\r | |
122 | IN EFI_GUID *Guid1,\r | |
123 | IN EFI_GUID *Guid2\r | |
124 | )\r | |
125 | /*++\r | |
126 | \r | |
127 | Routine Description:\r | |
128 | \r | |
129 | Compares to GUIDs\r | |
130 | \r | |
131 | Arguments:\r | |
132 | \r | |
133 | Guid1 - guid to compare\r | |
134 | Guid2 - guid to compare\r | |
135 | \r | |
136 | Returns:\r | |
137 | = 0 if Guid1 == Guid2\r | |
138 | != 0 if Guid1 != Guid2 \r | |
139 | \r | |
140 | --*/\r | |
141 | {\r | |
142 | INT32 *g1;\r | |
143 | INT32 *g2;\r | |
144 | INT32 r;\r | |
145 | \r | |
146 | //\r | |
147 | // Compare 32 bits at a time\r | |
148 | //\r | |
149 | g1 = (INT32 *) Guid1;\r | |
150 | g2 = (INT32 *) Guid2;\r | |
151 | \r | |
152 | r = g1[0] - g2[0];\r | |
153 | r |= g1[1] - g2[1];\r | |
154 | r |= g1[2] - g2[2];\r | |
155 | r |= g1[3] - g2[3];\r | |
156 | \r | |
157 | return r;\r | |
158 | }\r | |
159 | \r | |
160 | \r | |
161 | EFI_STATUS\r | |
162 | GetFileImage (\r | |
163 | IN CHAR8 *InputFileName,\r | |
164 | OUT CHAR8 **InputFileImage,\r | |
165 | OUT UINT32 *BytesRead\r | |
166 | )\r | |
167 | /*++\r | |
168 | \r | |
169 | Routine Description:\r | |
170 | \r | |
171 | This function opens a file and reads it into a memory buffer. The function \r | |
172 | will allocate the memory buffer and returns the size of the buffer.\r | |
173 | \r | |
174 | Arguments:\r | |
175 | \r | |
176 | InputFileName The name of the file to read.\r | |
177 | InputFileImage A pointer to the memory buffer.\r | |
178 | BytesRead The size of the memory buffer.\r | |
179 | \r | |
180 | Returns:\r | |
181 | \r | |
182 | EFI_SUCCESS The function completed successfully.\r | |
183 | EFI_INVALID_PARAMETER One of the input parameters was invalid.\r | |
184 | EFI_ABORTED An error occurred.\r | |
185 | EFI_OUT_OF_RESOURCES No resource to complete operations.\r | |
186 | \r | |
187 | --*/\r | |
188 | {\r | |
189 | FILE *InputFile;\r | |
190 | UINT32 FileSize;\r | |
191 | \r | |
192 | //\r | |
193 | // Verify input parameters.\r | |
194 | //\r | |
195 | if (InputFileName == NULL || strlen (InputFileName) == 0 || InputFileImage == NULL) {\r | |
196 | return EFI_INVALID_PARAMETER;\r | |
197 | }\r | |
198 | //\r | |
199 | // Open the file and copy contents into a memory buffer.\r | |
200 | //\r | |
201 | //\r | |
202 | // Open the file\r | |
203 | //\r | |
1be2ed90 | 204 | InputFile = fopen (LongFilePath (InputFileName), "rb");\r |
30fdf114 LG |
205 | if (InputFile == NULL) {\r |
206 | Error (NULL, 0, 0001, "Error opening the input file", InputFileName);\r | |
207 | return EFI_ABORTED;\r | |
208 | }\r | |
209 | //\r | |
210 | // Go to the end so that we can determine the file size\r | |
211 | //\r | |
212 | if (fseek (InputFile, 0, SEEK_END)) {\r | |
213 | Error (NULL, 0, 0004, "Error reading the input file", InputFileName);\r | |
214 | fclose (InputFile);\r | |
215 | return EFI_ABORTED;\r | |
216 | }\r | |
217 | //\r | |
218 | // Get the file size\r | |
219 | //\r | |
220 | FileSize = ftell (InputFile);\r | |
221 | if (FileSize == -1) {\r | |
222 | Error (NULL, 0, 0003, "Error parsing the input file", InputFileName);\r | |
223 | fclose (InputFile);\r | |
224 | return EFI_ABORTED;\r | |
225 | }\r | |
226 | //\r | |
227 | // Allocate a buffer\r | |
228 | //\r | |
229 | *InputFileImage = malloc (FileSize);\r | |
230 | if (*InputFileImage == NULL) {\r | |
231 | fclose (InputFile);\r | |
232 | return EFI_OUT_OF_RESOURCES;\r | |
233 | }\r | |
234 | //\r | |
235 | // Reset to the beginning of the file\r | |
236 | //\r | |
237 | if (fseek (InputFile, 0, SEEK_SET)) {\r | |
238 | Error (NULL, 0, 0004, "Error reading the input file", InputFileName);\r | |
239 | fclose (InputFile);\r | |
240 | free (*InputFileImage);\r | |
241 | *InputFileImage = NULL;\r | |
242 | return EFI_ABORTED;\r | |
243 | }\r | |
244 | //\r | |
245 | // Read all of the file contents.\r | |
246 | //\r | |
247 | *BytesRead = fread (*InputFileImage, sizeof (UINT8), FileSize, InputFile);\r | |
248 | if (*BytesRead != sizeof (UINT8) * FileSize) {\r | |
249 | Error (NULL, 0, 0004, "Error reading the input file", InputFileName);\r | |
250 | fclose (InputFile);\r | |
251 | free (*InputFileImage);\r | |
252 | *InputFileImage = NULL;\r | |
253 | return EFI_ABORTED;\r | |
254 | }\r | |
255 | //\r | |
256 | // Close the file\r | |
257 | //\r | |
258 | fclose (InputFile);\r | |
259 | \r | |
260 | return EFI_SUCCESS;\r | |
261 | }\r | |
262 | \r | |
263 | EFI_STATUS\r | |
264 | PutFileImage (\r | |
265 | IN CHAR8 *OutputFileName,\r | |
266 | IN CHAR8 *OutputFileImage,\r | |
267 | IN UINT32 BytesToWrite\r | |
268 | )\r | |
269 | /*++\r | |
270 | \r | |
271 | Routine Description:\r | |
272 | \r | |
273 | This function opens a file and writes OutputFileImage into the file.\r | |
274 | \r | |
275 | Arguments:\r | |
276 | \r | |
277 | OutputFileName The name of the file to write.\r | |
278 | OutputFileImage A pointer to the memory buffer.\r | |
279 | BytesToWrite The size of the memory buffer.\r | |
280 | \r | |
281 | Returns:\r | |
282 | \r | |
283 | EFI_SUCCESS The function completed successfully.\r | |
284 | EFI_INVALID_PARAMETER One of the input parameters was invalid.\r | |
285 | EFI_ABORTED An error occurred.\r | |
286 | EFI_OUT_OF_RESOURCES No resource to complete operations.\r | |
287 | \r | |
288 | --*/\r | |
289 | {\r | |
290 | FILE *OutputFile;\r | |
291 | UINT32 BytesWrote;\r | |
292 | \r | |
293 | //\r | |
294 | // Verify input parameters.\r | |
295 | //\r | |
296 | if (OutputFileName == NULL || strlen (OutputFileName) == 0 || OutputFileImage == NULL) {\r | |
297 | return EFI_INVALID_PARAMETER;\r | |
298 | }\r | |
299 | //\r | |
300 | // Open the file and copy contents into a memory buffer.\r | |
301 | //\r | |
302 | //\r | |
303 | // Open the file\r | |
304 | //\r | |
1be2ed90 | 305 | OutputFile = fopen (LongFilePath (OutputFileName), "wb");\r |
30fdf114 LG |
306 | if (OutputFile == NULL) {\r |
307 | Error (NULL, 0, 0001, "Error opening the output file", OutputFileName);\r | |
308 | return EFI_ABORTED;\r | |
309 | }\r | |
310 | \r | |
311 | //\r | |
312 | // Write all of the file contents.\r | |
313 | //\r | |
314 | BytesWrote = fwrite (OutputFileImage, sizeof (UINT8), BytesToWrite, OutputFile);\r | |
315 | if (BytesWrote != sizeof (UINT8) * BytesToWrite) {\r | |
316 | Error (NULL, 0, 0002, "Error writing the output file", OutputFileName);\r | |
317 | fclose (OutputFile);\r | |
318 | return EFI_ABORTED;\r | |
319 | }\r | |
320 | //\r | |
321 | // Close the file\r | |
322 | //\r | |
323 | fclose (OutputFile);\r | |
324 | \r | |
325 | return EFI_SUCCESS;\r | |
326 | }\r | |
327 | \r | |
328 | UINT8\r | |
329 | CalculateChecksum8 (\r | |
330 | IN UINT8 *Buffer,\r | |
331 | IN UINTN Size\r | |
332 | )\r | |
333 | /*++\r | |
334 | \r | |
335 | Routine Description:\r | |
336 | \r | |
337 | This function calculates the value needed for a valid UINT8 checksum\r | |
338 | \r | |
339 | Arguments:\r | |
340 | \r | |
341 | Buffer Pointer to buffer containing byte data of component.\r | |
342 | Size Size of the buffer\r | |
343 | \r | |
344 | Returns:\r | |
345 | \r | |
346 | The 8 bit checksum value needed.\r | |
347 | \r | |
348 | --*/\r | |
349 | {\r | |
350 | return (UINT8) (0x100 - CalculateSum8 (Buffer, Size));\r | |
351 | }\r | |
352 | \r | |
353 | UINT8\r | |
354 | CalculateSum8 (\r | |
355 | IN UINT8 *Buffer,\r | |
356 | IN UINTN Size\r | |
357 | )\r | |
358 | /*++\r | |
359 | \r | |
360 | Routine Description::\r | |
361 | \r | |
362 | This function calculates the UINT8 sum for the requested region.\r | |
363 | \r | |
364 | Arguments:\r | |
365 | \r | |
366 | Buffer Pointer to buffer containing byte data of component.\r | |
367 | Size Size of the buffer\r | |
368 | \r | |
369 | Returns:\r | |
370 | \r | |
371 | The 8 bit checksum value needed.\r | |
372 | \r | |
373 | --*/\r | |
374 | {\r | |
375 | UINTN Index;\r | |
376 | UINT8 Sum;\r | |
377 | \r | |
378 | Sum = 0;\r | |
379 | \r | |
380 | //\r | |
381 | // Perform the byte sum for buffer\r | |
382 | //\r | |
383 | for (Index = 0; Index < Size; Index++) {\r | |
384 | Sum = (UINT8) (Sum + Buffer[Index]);\r | |
385 | }\r | |
386 | \r | |
387 | return Sum;\r | |
388 | }\r | |
389 | \r | |
390 | UINT16\r | |
391 | CalculateChecksum16 (\r | |
392 | IN UINT16 *Buffer,\r | |
393 | IN UINTN Size\r | |
394 | )\r | |
395 | /*++\r | |
396 | \r | |
397 | Routine Description::\r | |
398 | \r | |
399 | This function calculates the value needed for a valid UINT16 checksum\r | |
400 | \r | |
401 | Arguments:\r | |
402 | \r | |
403 | Buffer Pointer to buffer containing byte data of component.\r | |
404 | Size Size of the buffer\r | |
405 | \r | |
406 | Returns:\r | |
407 | \r | |
408 | The 16 bit checksum value needed.\r | |
409 | \r | |
410 | --*/\r | |
411 | {\r | |
412 | return (UINT16) (0x10000 - CalculateSum16 (Buffer, Size));\r | |
413 | }\r | |
414 | \r | |
415 | UINT16\r | |
416 | CalculateSum16 (\r | |
417 | IN UINT16 *Buffer,\r | |
418 | IN UINTN Size\r | |
419 | )\r | |
420 | /*++\r | |
421 | \r | |
422 | Routine Description:\r | |
423 | \r | |
424 | This function calculates the UINT16 sum for the requested region.\r | |
425 | \r | |
426 | Arguments:\r | |
427 | \r | |
428 | Buffer Pointer to buffer containing byte data of component.\r | |
429 | Size Size of the buffer\r | |
430 | \r | |
431 | Returns:\r | |
432 | \r | |
433 | The 16 bit checksum\r | |
434 | \r | |
435 | --*/\r | |
436 | {\r | |
437 | UINTN Index;\r | |
438 | UINT16 Sum;\r | |
439 | \r | |
440 | Sum = 0;\r | |
441 | \r | |
442 | //\r | |
443 | // Perform the word sum for buffer\r | |
444 | //\r | |
445 | for (Index = 0; Index < Size; Index++) {\r | |
446 | Sum = (UINT16) (Sum + Buffer[Index]);\r | |
447 | }\r | |
448 | \r | |
449 | return (UINT16) Sum;\r | |
450 | }\r | |
451 | \r | |
452 | EFI_STATUS\r | |
453 | PrintGuid (\r | |
454 | IN EFI_GUID *Guid\r | |
455 | )\r | |
456 | /*++\r | |
457 | \r | |
458 | Routine Description:\r | |
459 | \r | |
460 | This function prints a GUID to STDOUT.\r | |
461 | \r | |
462 | Arguments:\r | |
463 | \r | |
464 | Guid Pointer to a GUID to print.\r | |
465 | \r | |
466 | Returns:\r | |
467 | \r | |
468 | EFI_SUCCESS The GUID was printed.\r | |
469 | EFI_INVALID_PARAMETER The input was NULL.\r | |
470 | \r | |
471 | --*/\r | |
472 | {\r | |
473 | if (Guid == NULL) {\r | |
474 | Error (NULL, 0, 2000, "Invalid parameter", "PrintGuidToBuffer() called with a NULL value");\r | |
475 | return EFI_INVALID_PARAMETER;\r | |
476 | }\r | |
477 | \r | |
478 | printf (\r | |
479 | "%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x\n",\r | |
fd171542 | 480 | (unsigned) Guid->Data1,\r |
30fdf114 LG |
481 | Guid->Data2,\r |
482 | Guid->Data3,\r | |
483 | Guid->Data4[0],\r | |
484 | Guid->Data4[1],\r | |
485 | Guid->Data4[2],\r | |
486 | Guid->Data4[3],\r | |
487 | Guid->Data4[4],\r | |
488 | Guid->Data4[5],\r | |
489 | Guid->Data4[6],\r | |
490 | Guid->Data4[7]\r | |
491 | );\r | |
492 | return EFI_SUCCESS;\r | |
493 | }\r | |
494 | \r | |
495 | EFI_STATUS\r | |
496 | PrintGuidToBuffer (\r | |
497 | IN EFI_GUID *Guid,\r | |
498 | IN OUT UINT8 *Buffer,\r | |
499 | IN UINT32 BufferLen,\r | |
500 | IN BOOLEAN Uppercase\r | |
501 | )\r | |
502 | /*++\r | |
503 | \r | |
504 | Routine Description:\r | |
505 | \r | |
506 | This function prints a GUID to a buffer\r | |
507 | \r | |
508 | Arguments:\r | |
509 | \r | |
510 | Guid - Pointer to a GUID to print.\r | |
511 | Buffer - Pointer to a user-provided buffer to print to\r | |
512 | BufferLen - Size of the Buffer\r | |
513 | Uppercase - If use upper case.\r | |
514 | \r | |
515 | Returns:\r | |
516 | \r | |
517 | EFI_SUCCESS The GUID was printed.\r | |
518 | EFI_INVALID_PARAMETER The input was NULL.\r | |
519 | EFI_BUFFER_TOO_SMALL The input buffer was not big enough\r | |
520 | \r | |
521 | --*/\r | |
522 | {\r | |
523 | if (Guid == NULL) {\r | |
524 | Error (NULL, 0, 2000, "Invalid parameter", "PrintGuidToBuffer() called with a NULL value");\r | |
525 | return EFI_INVALID_PARAMETER;\r | |
526 | }\r | |
527 | \r | |
528 | if (BufferLen < PRINTED_GUID_BUFFER_SIZE) {\r | |
529 | Error (NULL, 0, 2000, "Invalid parameter", "PrintGuidToBuffer() called with invalid buffer size");\r | |
530 | return EFI_BUFFER_TOO_SMALL;\r | |
531 | }\r | |
532 | \r | |
533 | if (Uppercase) {\r | |
534 | sprintf (\r | |
535 | (CHAR8 *)Buffer,\r | |
536 | "%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X",\r | |
fd171542 | 537 | (unsigned) Guid->Data1,\r |
30fdf114 LG |
538 | Guid->Data2,\r |
539 | Guid->Data3,\r | |
540 | Guid->Data4[0],\r | |
541 | Guid->Data4[1],\r | |
542 | Guid->Data4[2],\r | |
543 | Guid->Data4[3],\r | |
544 | Guid->Data4[4],\r | |
545 | Guid->Data4[5],\r | |
546 | Guid->Data4[6],\r | |
547 | Guid->Data4[7]\r | |
548 | );\r | |
549 | } else {\r | |
550 | sprintf (\r | |
551 | (CHAR8 *)Buffer,\r | |
552 | "%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",\r | |
fd171542 | 553 | (unsigned) Guid->Data1,\r |
30fdf114 LG |
554 | Guid->Data2,\r |
555 | Guid->Data3,\r | |
556 | Guid->Data4[0],\r | |
557 | Guid->Data4[1],\r | |
558 | Guid->Data4[2],\r | |
559 | Guid->Data4[3],\r | |
560 | Guid->Data4[4],\r | |
561 | Guid->Data4[5],\r | |
562 | Guid->Data4[6],\r | |
563 | Guid->Data4[7]\r | |
564 | );\r | |
565 | }\r | |
566 | \r | |
567 | return EFI_SUCCESS;\r | |
568 | }\r | |
569 | \r | |
570 | #ifdef __GNUC__\r | |
571 | \r | |
572 | size_t _filelength(int fd)\r | |
573 | {\r | |
574 | struct stat stat_buf;\r | |
575 | fstat(fd, &stat_buf);\r | |
576 | return stat_buf.st_size;\r | |
577 | }\r | |
578 | \r | |
579 | #ifndef __CYGWIN__\r | |
580 | char *strlwr(char *s)\r | |
581 | {\r | |
582 | char *p = s;\r | |
583 | for(;*s;s++) {\r | |
584 | *s = tolower(*s);\r | |
585 | }\r | |
586 | return p;\r | |
587 | }\r | |
588 | #endif\r | |
589 | #endif\r | |
1be2ed90 HC |
590 | \r |
591 | #define WINDOWS_EXTENSION_PATH "\\\\?\\"\r | |
592 | #define WINDOWS_UNC_EXTENSION_PATH "\\\\?\\UNC"\r | |
593 | \r | |
594 | //\r | |
595 | // Global data to store full file path. It is not required to be free. \r | |
596 | //\r | |
597 | CHAR8 mCommonLibFullPath[MAX_LONG_FILE_PATH];\r | |
598 | \r | |
599 | CHAR8 *\r | |
600 | LongFilePath (\r | |
601 | IN CHAR8 *FileName\r | |
602 | )\r | |
603 | /*++\r | |
604 | \r | |
605 | Routine Description:\r | |
606 | Convert FileName to the long file path, which can support larger than 260 length. \r | |
607 | \r | |
608 | Arguments:\r | |
609 | FileName - FileName. \r | |
610 | \r | |
611 | Returns:\r | |
612 | LongFilePath A pointer to the converted long file path.\r | |
613 | \r | |
614 | --*/\r | |
615 | {\r | |
616 | #ifdef __GNUC__\r | |
617 | //\r | |
618 | // __GNUC__ may not be good way to differentiate unix and windows. Need more investigation here. \r | |
619 | // unix has no limitation on file path. Just return FileName. \r | |
620 | //\r | |
621 | return FileName;\r | |
622 | #else\r | |
623 | CHAR8 *RootPath;\r | |
624 | CHAR8 *PathPointer;\r | |
625 | CHAR8 *NextPointer;\r | |
626 | \r | |
627 | PathPointer = (CHAR8 *) FileName;\r | |
628 | \r | |
629 | if (FileName != NULL) {\r | |
630 | //\r | |
631 | // Add the extension string first to support long file path. \r | |
632 | //\r | |
633 | mCommonLibFullPath[0] = 0;\r | |
634 | strcpy (mCommonLibFullPath, WINDOWS_EXTENSION_PATH);\r | |
635 | \r | |
636 | if (strlen (FileName) > 1 && FileName[0] == '\\' && FileName[1] == '\\') {\r | |
637 | //\r | |
638 | // network path like \\server\share to \\?\UNC\server\share\r | |
639 | //\r | |
640 | strcpy (mCommonLibFullPath, WINDOWS_UNC_EXTENSION_PATH);\r | |
641 | FileName ++;\r | |
642 | } else if (strlen (FileName) < 3 || FileName[1] != ':' || (FileName[2] != '\\' && FileName[2] != '/')) {\r | |
643 | //\r | |
644 | // Relative file path. Convert it to absolute path. \r | |
645 | //\r | |
646 | RootPath = getcwd (NULL, 0);\r | |
647 | if (RootPath != NULL) {\r | |
648 | strcat (mCommonLibFullPath, RootPath);\r | |
649 | if (FileName[0] != '\\' && FileName[0] != '/') {\r | |
650 | //\r | |
651 | // Attach directory separator\r | |
652 | //\r | |
653 | strcat (mCommonLibFullPath, "\\");\r | |
654 | }\r | |
655 | free (RootPath);\r | |
656 | }\r | |
657 | }\r | |
658 | \r | |
659 | //\r | |
660 | // Construct the full file path\r | |
661 | //\r | |
662 | strcat (mCommonLibFullPath, FileName);\r | |
663 | \r | |
664 | //\r | |
665 | // Convert directory separator '/' to '\\'\r | |
666 | //\r | |
667 | PathPointer = (CHAR8 *) mCommonLibFullPath;\r | |
668 | do {\r | |
669 | if (*PathPointer == '/') {\r | |
670 | *PathPointer = '\\';\r | |
671 | }\r | |
672 | } while (*PathPointer ++ != '\0');\r | |
673 | \r | |
674 | //\r | |
675 | // Convert "\\.\\" to "\\", because it doesn't work with WINDOWS_EXTENSION_PATH.\r | |
676 | //\r | |
677 | while ((PathPointer = strstr (mCommonLibFullPath, "\\.\\")) != NULL) {\r | |
678 | *PathPointer = '\0';\r | |
679 | strcat (mCommonLibFullPath, PathPointer + 2);\r | |
680 | }\r | |
681 | \r | |
682 | //\r | |
683 | // Convert "\\..\\" to last directory, because it doesn't work with WINDOWS_EXTENSION_PATH.\r | |
684 | //\r | |
685 | while ((PathPointer = strstr (mCommonLibFullPath, "\\..\\")) != NULL) {\r | |
686 | NextPointer = PathPointer + 3;\r | |
687 | do {\r | |
688 | PathPointer --;\r | |
689 | } while (PathPointer > mCommonLibFullPath && *PathPointer != ':' && *PathPointer != '\\');\r | |
690 | \r | |
691 | if (*PathPointer == '\\') {\r | |
692 | //\r | |
693 | // Skip one directory\r | |
694 | //\r | |
695 | *PathPointer = '\0';\r | |
696 | strcat (mCommonLibFullPath, NextPointer);\r | |
697 | } else {\r | |
698 | //\r | |
699 | // No directory is found. Just break.\r | |
700 | //\r | |
701 | break;\r | |
702 | }\r | |
703 | }\r | |
704 | \r | |
705 | PathPointer = mCommonLibFullPath;\r | |
706 | }\r | |
707 | \r | |
708 | return PathPointer;\r | |
709 | #endif\r | |
710 | }\r |