mirror of
https://github.com/klzgrad/naiveproxy.git
synced 2024-11-28 08:16:09 +03:00
47 lines
1.7 KiB
C++
47 lines
1.7 KiB
C++
|
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
|
||
|
|
// Use of this source code is governed by a BSD-style license that can be
|
||
|
|
// found in the LICENSE file.
|
||
|
|
|
||
|
|
#include "net/disk_cache/cache_util.h"
|
||
|
|
|
||
|
|
#include <windows.h>
|
||
|
|
|
||
|
|
#include "base/files/file_path.h"
|
||
|
|
#include "base/logging.h"
|
||
|
|
#include "base/message_loop/message_loop.h"
|
||
|
|
#include "base/win/scoped_handle.h"
|
||
|
|
|
||
|
|
namespace disk_cache {
|
||
|
|
|
||
|
|
bool MoveCache(const base::FilePath& from_path, const base::FilePath& to_path) {
|
||
|
|
// I don't want to use the shell version of move because if something goes
|
||
|
|
// wrong, that version will attempt to move file by file and fail at the end.
|
||
|
|
if (!MoveFileEx(from_path.value().c_str(), to_path.value().c_str(), 0)) {
|
||
|
|
LOG(ERROR) << "Unable to move the cache: " << GetLastError();
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool DeleteCacheFile(const base::FilePath& name) {
|
||
|
|
// We do a simple delete, without ever falling back to SHFileOperation, as the
|
||
|
|
// version from base does.
|
||
|
|
if (!DeleteFile(name.value().c_str())) {
|
||
|
|
// There is an error, but we share delete access so let's see if there is a
|
||
|
|
// file to open. Note that this code assumes that we have a handle to the
|
||
|
|
// file at all times (even now), so nobody can have a handle that prevents
|
||
|
|
// us from opening the file again (unless it was deleted).
|
||
|
|
DWORD sharing = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;
|
||
|
|
DWORD access = SYNCHRONIZE;
|
||
|
|
base::win::ScopedHandle file(CreateFile(
|
||
|
|
name.value().c_str(), access, sharing, NULL, OPEN_EXISTING, 0, NULL));
|
||
|
|
if (file.IsValid())
|
||
|
|
return false;
|
||
|
|
|
||
|
|
// Most likely there is no file to open... and that's what we wanted.
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace disk_cache
|