Roll src/third_party/WebKit d9c6159:8139f33 (svn 201974:201975)
[chromium-blink-merge.git] / chrome / common / chrome_paths_win.cc
blob18073ca04759a79e61e08025286c86dd5ef4061f
1 // Copyright (c) 2012 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.
5 #include "chrome/common/chrome_paths_internal.h"
7 #include <windows.h>
8 #include <knownfolders.h>
9 #include <shellapi.h>
10 #include <shlobj.h>
11 #include <shobjidl.h>
13 #include "base/files/file_path.h"
14 #include "base/path_service.h"
15 #include "base/win/metro.h"
16 #include "base/win/scoped_co_mem.h"
17 #include "chrome/common/chrome_constants.h"
18 #include "chrome/common/chrome_switches.h"
19 #include "chrome/installer/util/browser_distribution.h"
20 #include "components/nacl/common/nacl_switches.h"
22 namespace chrome {
24 namespace {
26 // Generic function to call SHGetFolderPath().
27 bool GetUserDirectory(int csidl_folder, base::FilePath* result) {
28 // We need to go compute the value. It would be nice to support paths
29 // with names longer than MAX_PATH, but the system functions don't seem
30 // to be designed for it either, with the exception of GetTempPath
31 // (but other things will surely break if the temp path is too long,
32 // so we don't bother handling it.
33 wchar_t path_buf[MAX_PATH];
34 path_buf[0] = 0;
35 if (FAILED(SHGetFolderPath(NULL, csidl_folder, NULL,
36 SHGFP_TYPE_CURRENT, path_buf))) {
37 return false;
39 *result = base::FilePath(path_buf);
40 return true;
43 } // namespace
45 bool GetDefaultUserDataDirectory(base::FilePath* result) {
46 if (!PathService::Get(base::DIR_LOCAL_APP_DATA, result))
47 return false;
48 BrowserDistribution* dist = BrowserDistribution::GetDistribution();
49 *result = result->Append(dist->GetInstallSubDir());
50 *result = result->Append(chrome::kUserDataDirname);
51 return true;
54 void GetUserCacheDirectory(const base::FilePath& profile_dir,
55 base::FilePath* result) {
56 // This function does more complicated things on Mac/Linux.
57 *result = profile_dir;
60 bool GetUserDocumentsDirectory(base::FilePath* result) {
61 return GetUserDirectory(CSIDL_MYDOCUMENTS, result);
64 // Return a default path for downloads that is safe.
65 // We just use 'Downloads' under DIR_USER_DOCUMENTS. Localizing
66 // 'downloads' is not a good idea because Chrome's UI language
67 // can be changed.
68 bool GetUserDownloadsDirectorySafe(base::FilePath* result) {
69 if (!GetUserDocumentsDirectory(result))
70 return false;
72 *result = result->Append(L"Downloads");
73 return true;
76 // On Vista and higher, use the downloads known folder. Since it can be
77 // relocated to point to a "dangerous" folder, callers should validate that the
78 // returned path is not dangerous before using it.
79 bool GetUserDownloadsDirectory(base::FilePath* result) {
80 typedef HRESULT (WINAPI *GetKnownFolderPath)(
81 REFKNOWNFOLDERID, DWORD, HANDLE, PWSTR*);
82 GetKnownFolderPath f = reinterpret_cast<GetKnownFolderPath>(
83 GetProcAddress(GetModuleHandle(L"shell32.dll"), "SHGetKnownFolderPath"));
84 base::win::ScopedCoMem<wchar_t> path_buf;
85 if (f && SUCCEEDED(f(FOLDERID_Downloads, 0, NULL, &path_buf))) {
86 *result = base::FilePath(std::wstring(path_buf));
87 return true;
89 return GetUserDownloadsDirectorySafe(result);
92 bool GetUserMusicDirectory(base::FilePath* result) {
93 return GetUserDirectory(CSIDL_MYMUSIC, result);
96 bool GetUserPicturesDirectory(base::FilePath* result) {
97 return GetUserDirectory(CSIDL_MYPICTURES, result);
100 bool GetUserVideosDirectory(base::FilePath* result) {
101 return GetUserDirectory(CSIDL_MYVIDEO, result);
104 bool ProcessNeedsProfileDir(const std::string& process_type) {
105 // On windows we don't want subprocesses other than the browser process and
106 // service processes to be able to use the profile directory because if it
107 // lies on a network share the sandbox will prevent us from accessing it.
109 if (process_type.empty() || process_type == switches::kServiceProcess)
110 return true;
112 #if !defined(DISABLE_NACL)
113 if (process_type == switches::kNaClBrokerProcess ||
114 process_type == switches::kNaClLoaderProcess) {
115 return true;
117 #endif
119 return false;
122 } // namespace chrome