1// Copyright 2014 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// Functions used internally by filename_util, filename_util_icu and
6// filename_util_unsafe.
7
8#ifndef NET_BASE_FILENAME_UTIL_INTERNAL_H_
9#define NET_BASE_FILENAME_UTIL_INTERNAL_H_
10
11#include <string>
12
13#include "base/callback.h"
14#include "base/files/file_path.h"
15#include "base/strings/string16.h"
16
17class GURL;
18
19namespace net {
20
21typedef base::Callback<
22    void(base::FilePath::StringType* file_name, char replace_char)>
23    ReplaceIllegalCharactersCallback;
24
25void SanitizeGeneratedFileName(base::FilePath::StringType* filename,
26                               bool replace_trailing);
27
28bool IsShellIntegratedExtension(const base::FilePath::StringType& extension);
29
30bool IsReservedName(const base::FilePath::StringType& filename);
31
32void EnsureSafeExtension(const std::string& mime_type,
33                         bool ignore_extension,
34                         base::FilePath* file_name);
35
36bool FilePathToString16(const base::FilePath& path, base::string16* converted);
37
38// Similar to GetSuggestedFilename(), but takes callback to replace illegal
39// characters.
40base::string16 GetSuggestedFilenameImpl(
41    const GURL& url,
42    const std::string& content_disposition,
43    const std::string& referrer_charset,
44    const std::string& suggested_name,
45    const std::string& mime_type,
46    const std::string& default_name,
47    ReplaceIllegalCharactersCallback replace_illegal_characters_callback);
48
49// Similar to GenerateFileName(), but takes callback to replace illegal
50// characters.
51base::FilePath GenerateFileNameImpl(
52    const GURL& url,
53    const std::string& content_disposition,
54    const std::string& referrer_charset,
55    const std::string& suggested_name,
56    const std::string& mime_type,
57    const std::string& default_name,
58    ReplaceIllegalCharactersCallback replace_illegal_characters_callback);
59
60}  // namespace net
61
62#endif  // NET_BASE_FILENAME_UTIL_INTERNAL_H_
63