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Unified Diff: Source/WebCore/platform/win/FileSystemWin.cpp

Issue 13642009: WebCore: Remove PLATFORM(WIN) files we do not use. (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Created 7 years, 8 months ago
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Index: Source/WebCore/platform/win/FileSystemWin.cpp
diff --git a/Source/WebCore/platform/win/FileSystemWin.cpp b/Source/WebCore/platform/win/FileSystemWin.cpp
deleted file mode 100644
index 197d50937d98a95774c13e72cd137c30741bbd9b..0000000000000000000000000000000000000000
--- a/Source/WebCore/platform/win/FileSystemWin.cpp
+++ /dev/null
@@ -1,402 +0,0 @@
-/*
- * Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
- * Copyright (C) 2008 Collabora, Ltd. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
- * its contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-#include "FileSystem.h"
-
-#include "FileMetadata.h"
-#include "NotImplemented.h"
-#include "PathWalker.h"
-#include <wtf/CryptographicallyRandomNumber.h>
-#include <wtf/HashMap.h>
-#include <wtf/text/CString.h>
-#include <wtf/text/WTFString.h>
-
-#include <windows.h>
-#include <shlobj.h>
-#include <shlwapi.h>
-
-namespace WebCore {
-
-static const ULONGLONG kSecondsFromFileTimeToTimet = 11644473600;
-
-static bool getFindData(String path, WIN32_FIND_DATAW& findData)
-{
- HANDLE handle = FindFirstFileW(path.charactersWithNullTermination(), &findData);
- if (handle == INVALID_HANDLE_VALUE)
- return false;
- FindClose(handle);
- return true;
-}
-
-static bool getFileSizeFromFindData(const WIN32_FIND_DATAW& findData, long long& size)
-{
- ULARGE_INTEGER fileSize;
- fileSize.HighPart = findData.nFileSizeHigh;
- fileSize.LowPart = findData.nFileSizeLow;
-
- if (fileSize.QuadPart > static_cast<ULONGLONG>(std::numeric_limits<long long>::max()))
- return false;
-
- size = fileSize.QuadPart;
- return true;
-}
-
-static void getFileModificationTimeFromFindData(const WIN32_FIND_DATAW& findData, time_t& time)
-{
- ULARGE_INTEGER fileTime;
- fileTime.HighPart = findData.ftLastWriteTime.dwHighDateTime;
- fileTime.LowPart = findData.ftLastWriteTime.dwLowDateTime;
-
- // Information about converting time_t to FileTime is available at http://msdn.microsoft.com/en-us/library/ms724228%28v=vs.85%29.aspx
- time = fileTime.QuadPart / 10000000 - kSecondsFromFileTimeToTimet;
-}
-
-bool getFileSize(const String& path, long long& size)
-{
- WIN32_FIND_DATAW findData;
- if (!getFindData(path, findData))
- return false;
-
- return getFileSizeFromFindData(findData, size);
-}
-
-bool getFileModificationTime(const String& path, time_t& time)
-{
- WIN32_FIND_DATAW findData;
- if (!getFindData(path, findData))
- return false;
-
- getFileModificationTimeFromFindData(findData, time);
- return true;
-}
-
-bool getFileMetadata(const String& path, FileMetadata& metadata)
-{
- WIN32_FIND_DATAW findData;
- if (!getFindData(path, findData))
- return false;
-
- if (!getFileSizeFromFindData(findData, metadata.length))
- return false;
-
- time_t modificationTime;
- getFileModificationTimeFromFindData(findData, modificationTime);
- metadata.modificationTime = modificationTime;
-
- metadata.type = (findData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) ? FileMetadata::TypeDirectory : FileMetadata::TypeFile;
-
- return true;
-}
-
-bool fileExists(const String& path)
-{
- WIN32_FIND_DATAW findData;
- return getFindData(path, findData);
-}
-
-bool deleteFile(const String& path)
-{
- String filename = path;
- return !!DeleteFileW(filename.charactersWithNullTermination());
-}
-
-bool deleteEmptyDirectory(const String& path)
-{
- String filename = path;
- return !!RemoveDirectoryW(filename.charactersWithNullTermination());
-}
-
-String pathByAppendingComponent(const String& path, const String& component)
-{
- Vector<UChar> buffer(MAX_PATH);
-
- if (path.length() + 1 > buffer.size())
- return String();
-
- memcpy(buffer.data(), path.characters(), path.length() * sizeof(UChar));
- buffer[path.length()] = '\0';
-
- String componentCopy = component;
- if (!PathAppendW(buffer.data(), componentCopy.charactersWithNullTermination()))
- return String();
-
- buffer.resize(wcslen(buffer.data()));
-
- return String::adopt(buffer);
-}
-
-#if !USE(CF)
-
-CString fileSystemRepresentation(const String& path)
-{
- const UChar* characters = path.characters();
- int size = WideCharToMultiByte(CP_ACP, 0, characters, path.length(), 0, 0, 0, 0) - 1;
-
- char* buffer;
- CString string = CString::newUninitialized(size, buffer);
-
- WideCharToMultiByte(CP_ACP, 0, characters, path.length(), buffer, size, 0, 0);
-
- return string;
-}
-
-#endif // !USE(CF)
-
-bool makeAllDirectories(const String& path)
-{
- String fullPath = path;
- if (SHCreateDirectoryEx(0, fullPath.charactersWithNullTermination(), 0) != ERROR_SUCCESS) {
- DWORD error = GetLastError();
- if (error != ERROR_FILE_EXISTS && error != ERROR_ALREADY_EXISTS) {
- LOG_ERROR("Failed to create path %s", path.ascii().data());
- return false;
- }
- }
- return true;
-}
-
-String homeDirectoryPath()
-{
- notImplemented();
- return "";
-}
-
-String pathGetFileName(const String& path)
-{
- return String(::PathFindFileName(String(path).charactersWithNullTermination()));
-}
-
-String directoryName(const String& path)
-{
- String name = path.left(path.length() - pathGetFileName(path).length());
- if (name.characterStartingAt(name.length() - 1) == '\\') {
- // Remove any trailing "\".
- name.truncate(name.length() - 1);
- }
- return name;
-}
-
-static String bundleName()
-{
- DEFINE_STATIC_LOCAL(String, name, (ASCIILiteral("WebKit")));
-
-#if USE(CF)
- static bool initialized;
-
- if (!initialized) {
- initialized = true;
-
- if (CFBundleRef bundle = CFBundleGetMainBundle())
- if (CFTypeRef bundleExecutable = CFBundleGetValueForInfoDictionaryKey(bundle, kCFBundleExecutableKey))
- if (CFGetTypeID(bundleExecutable) == CFStringGetTypeID())
- name = reinterpret_cast<CFStringRef>(bundleExecutable);
- }
-#endif
-
- return name;
-}
-
-static String storageDirectory(DWORD pathIdentifier)
-{
- Vector<UChar> buffer(MAX_PATH);
- if (FAILED(SHGetFolderPathW(0, pathIdentifier | CSIDL_FLAG_CREATE, 0, 0, buffer.data())))
- return String();
- buffer.resize(wcslen(buffer.data()));
- String directory = String::adopt(buffer);
-
- DEFINE_STATIC_LOCAL(String, companyNameDirectory, (ASCIILiteral("Apple Computer\\")));
- directory = pathByAppendingComponent(directory, companyNameDirectory + bundleName());
- if (!makeAllDirectories(directory))
- return String();
-
- return directory;
-}
-
-static String cachedStorageDirectory(DWORD pathIdentifier)
-{
- static HashMap<DWORD, String> directories;
-
- HashMap<DWORD, String>::iterator it = directories.find(pathIdentifier);
- if (it != directories.end())
- return it->value;
-
- String directory = storageDirectory(pathIdentifier);
- directories.add(pathIdentifier, directory);
-
- return directory;
-}
-
-String openTemporaryFile(const String&, PlatformFileHandle& handle)
-{
- handle = INVALID_HANDLE_VALUE;
-
- wchar_t tempPath[MAX_PATH];
- int tempPathLength = ::GetTempPathW(WTF_ARRAY_LENGTH(tempPath), tempPath);
- if (tempPathLength <= 0 || tempPathLength > WTF_ARRAY_LENGTH(tempPath))
- return String();
-
- String proposedPath;
- do {
- wchar_t tempFile[] = L"XXXXXXXX.tmp"; // Use 8.3 style name (more characters aren't helpful due to 8.3 short file names)
- const int randomPartLength = 8;
- cryptographicallyRandomValues(tempFile, randomPartLength * sizeof(wchar_t));
-
- // Limit to valid filesystem characters, also excluding others that could be problematic, like punctuation.
- // don't include both upper and lowercase since Windows file systems are typically not case sensitive.
- const char validChars[] = "0123456789abcdefghijklmnopqrstuvwxyz";
- for (int i = 0; i < randomPartLength; ++i)
- tempFile[i] = validChars[tempFile[i] % (sizeof(validChars) - 1)];
-
- ASSERT(wcslen(tempFile) == WTF_ARRAY_LENGTH(tempFile) - 1);
-
- proposedPath = pathByAppendingComponent(tempPath, tempFile);
- if (proposedPath.isEmpty())
- break;
-
- // use CREATE_NEW to avoid overwriting an existing file with the same name
- handle = ::CreateFileW(proposedPath.charactersWithNullTermination(), GENERIC_READ | GENERIC_WRITE, 0, 0, CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
- } while (!isHandleValid(handle) && GetLastError() == ERROR_ALREADY_EXISTS);
-
- if (!isHandleValid(handle))
- return String();
-
- return proposedPath;
-}
-
-PlatformFileHandle openFile(const String& path, FileOpenMode mode)
-{
- DWORD desiredAccess = 0;
- DWORD creationDisposition = 0;
- switch (mode) {
- case OpenForRead:
- desiredAccess = GENERIC_READ;
- creationDisposition = OPEN_EXISTING;
- break;
- case OpenForWrite:
- desiredAccess = GENERIC_WRITE;
- creationDisposition = CREATE_ALWAYS;
- break;
- default:
- ASSERT_NOT_REACHED();
- }
-
- String destination = path;
- return CreateFile(destination.charactersWithNullTermination(), desiredAccess, 0, 0, creationDisposition, FILE_ATTRIBUTE_NORMAL, 0);
-}
-
-void closeFile(PlatformFileHandle& handle)
-{
- if (isHandleValid(handle)) {
- ::CloseHandle(handle);
- handle = invalidPlatformFileHandle;
- }
-}
-
-int writeToFile(PlatformFileHandle handle, const char* data, int length)
-{
- if (!isHandleValid(handle))
- return -1;
-
- DWORD bytesWritten;
- bool success = WriteFile(handle, data, length, &bytesWritten, 0);
-
- if (!success)
- return -1;
- return static_cast<int>(bytesWritten);
-}
-
-bool unloadModule(PlatformModule module)
-{
- return ::FreeLibrary(module);
-}
-
-String localUserSpecificStorageDirectory()
-{
- return cachedStorageDirectory(CSIDL_LOCAL_APPDATA);
-}
-
-String roamingUserSpecificStorageDirectory()
-{
- return cachedStorageDirectory(CSIDL_APPDATA);
-}
-
-#if USE(CF)
-
-bool safeCreateFile(const String& path, CFDataRef data)
-{
- // Create a temporary file.
- WCHAR tempDirPath[MAX_PATH];
- if (!GetTempPathW(WTF_ARRAY_LENGTH(tempDirPath), tempDirPath))
- return false;
-
- WCHAR tempPath[MAX_PATH];
- if (!GetTempFileNameW(tempDirPath, L"WEBKIT", 0, tempPath))
- return false;
-
- HANDLE tempFileHandle = CreateFileW(tempPath, GENERIC_READ | GENERIC_WRITE, 0, 0, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0);
- if (tempFileHandle == INVALID_HANDLE_VALUE)
- return false;
-
- // Write the data to this temp file.
- DWORD written;
- if (!WriteFile(tempFileHandle, CFDataGetBytePtr(data), static_cast<DWORD>(CFDataGetLength(data)), &written, 0))
- return false;
-
- CloseHandle(tempFileHandle);
-
- // Copy the temp file to the destination file.
- String destination = path;
- if (!MoveFileExW(tempPath, destination.charactersWithNullTermination(), MOVEFILE_REPLACE_EXISTING | MOVEFILE_COPY_ALLOWED))
- return false;
-
- return true;
-}
-
-#endif // USE(CF)
-
-Vector<String> listDirectory(const String& directory, const String& filter)
-{
- Vector<String> entries;
-
- PathWalker walker(directory, filter);
- if (!walker.isValid())
- return entries;
-
- do {
- if (walker.data().dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
- continue;
-
- entries.append(directory + "\\" + reinterpret_cast<const UChar*>(walker.data().cFileName));
- } while (walker.step());
-
- return entries;
-}
-
-} // namespace WebCore
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