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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/file_util.h" | 5 #include "base/file_util.h" |
6 | 6 |
7 #if defined(OS_WIN) | 7 #if defined(OS_WIN) |
8 #include <io.h> | 8 #include <io.h> |
9 #endif | 9 #endif |
10 #include <stdio.h> | 10 #include <stdio.h> |
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308 return running_size; | 308 return running_size; |
309 } | 309 } |
310 | 310 |
311 /////////////////////////////////////////////// | 311 /////////////////////////////////////////////// |
312 // MemoryMappedFile | 312 // MemoryMappedFile |
313 | 313 |
314 MemoryMappedFile::~MemoryMappedFile() { | 314 MemoryMappedFile::~MemoryMappedFile() { |
315 CloseHandles(); | 315 CloseHandles(); |
316 } | 316 } |
317 | 317 |
318 bool MemoryMappedFile::Initialize(base::PlatformFile file) { | 318 bool MemoryMappedFile::Initialize(const FilePath& file_name) { |
319 if (IsValid()) | 319 if (IsValid()) |
320 return false; | 320 return false; |
321 | 321 |
322 file_ = file; | 322 if (!MapFileToMemory(file_name)) { |
323 | |
324 if (!MapFileToMemoryInternal()) { | |
325 CloseHandles(); | 323 CloseHandles(); |
326 return false; | 324 return false; |
327 } | 325 } |
328 | 326 |
329 return true; | 327 return true; |
330 } | 328 } |
331 | 329 |
332 bool MemoryMappedFile::Initialize(const FilePath& file_name) { | 330 bool MemoryMappedFile::Initialize(base::PlatformFile file) { |
333 if (IsValid()) | 331 if (IsValid()) |
334 return false; | 332 return false; |
335 | 333 |
336 if (!MapFileToMemory(file_name)) { | 334 file_ = file; |
| 335 |
| 336 if (!MapFileToMemoryInternal()) { |
337 CloseHandles(); | 337 CloseHandles(); |
338 return false; | 338 return false; |
339 } | 339 } |
340 | 340 |
341 return true; | 341 return true; |
342 } | 342 } |
343 | 343 |
| 344 bool MemoryMappedFile::IsValid() { |
| 345 return data_ != NULL; |
| 346 } |
| 347 |
344 bool MemoryMappedFile::MapFileToMemory(const FilePath& file_name) { | 348 bool MemoryMappedFile::MapFileToMemory(const FilePath& file_name) { |
345 file_ = base::CreatePlatformFile( | 349 file_ = base::CreatePlatformFile( |
346 file_name, base::PLATFORM_FILE_OPEN | base::PLATFORM_FILE_READ, | 350 file_name, base::PLATFORM_FILE_OPEN | base::PLATFORM_FILE_READ, |
347 NULL, NULL); | 351 NULL, NULL); |
348 | 352 |
349 if (file_ == base::kInvalidPlatformFileValue) { | 353 if (file_ == base::kInvalidPlatformFileValue) { |
350 LOG(ERROR) << "Couldn't open " << file_name.value(); | 354 LOG(ERROR) << "Couldn't open " << file_name.value(); |
351 return false; | 355 return false; |
352 } | 356 } |
353 | 357 |
354 return MapFileToMemoryInternal(); | 358 return MapFileToMemoryInternal(); |
355 } | 359 } |
356 | 360 |
357 bool MemoryMappedFile::IsValid() { | |
358 return data_ != NULL; | |
359 } | |
360 | |
361 // Deprecated functions ---------------------------------------------------- | 361 // Deprecated functions ---------------------------------------------------- |
362 | 362 |
363 #if defined(OS_WIN) | 363 #if defined(OS_WIN) |
364 void AppendToPath(std::wstring* path, const std::wstring& new_ending) { | 364 void AppendToPath(std::wstring* path, const std::wstring& new_ending) { |
365 if (!path) { | 365 if (!path) { |
366 NOTREACHED(); | 366 NOTREACHED(); |
367 return; // Don't crash in this function in release builds. | 367 return; // Don't crash in this function in release builds. |
368 } | 368 } |
369 | 369 |
370 if (!EndsWithSeparator(FilePath(*path))) | 370 if (!EndsWithSeparator(FilePath(*path))) |
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401 // FileEnumerator | 401 // FileEnumerator |
402 // | 402 // |
403 // Note: the main logic is in file_util_<platform>.cc | 403 // Note: the main logic is in file_util_<platform>.cc |
404 | 404 |
405 bool FileEnumerator::ShouldSkip(const FilePath& path) { | 405 bool FileEnumerator::ShouldSkip(const FilePath& path) { |
406 FilePath::StringType basename = path.BaseName().value(); | 406 FilePath::StringType basename = path.BaseName().value(); |
407 return IsDot(path) || (IsDotDot(path) && !(INCLUDE_DOT_DOT & file_type_)); | 407 return IsDot(path) || (IsDotDot(path) && !(INCLUDE_DOT_DOT & file_type_)); |
408 } | 408 } |
409 | 409 |
410 } // namespace | 410 } // namespace |
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