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RetroZilla/xpcom/io/SpecialSystemDirectory.cpp
Ryan Nematz 2f2ae146c0 first commit
2015-10-20 23:03:22 -04:00

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Doug Turner <dougt@netscape.com>
* IBM Corp.
* Fredrik Holmqvist <thesuckiestemail@yahoo.se>
* Jungshik Shin <jshin@i18nl10n.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "SpecialSystemDirectory.h"
#include "nsString.h"
#include "nsDependentString.h"
#if defined(XP_WIN)
#include "nsNativeCharsetUtils.h"
#include "nsWinAPIs.h"
#include <windows.h>
#include <shlobj.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <direct.h>
// These are not defined by VC6.
#ifndef CSIDL_LOCAL_APPDATA
#define CSIDL_LOCAL_APPDATA 0x001C
#endif
#ifndef CSIDL_PROGRAM_FILES
#define CSIDL_PROGRAM_FILES 0x0026
#endif
#elif defined(XP_OS2)
#define MAX_PATH _MAX_PATH
#define INCL_WINWORKPLACE
#define INCL_DOSMISC
#define INCL_DOSMODULEMGR
#define INCL_DOSPROCESS
#define INCL_WINSHELLDATA
#include <os2.h>
#include <stdlib.h>
#include <stdio.h>
#include "prenv.h"
#elif defined(XP_UNIX)
#include <unistd.h>
#include <stdlib.h>
#include <sys/param.h>
#include "prenv.h"
#elif defined(XP_BEOS)
#include <FindDirectory.h>
#include <fs_info.h>
#include <Path.h>
#include <unistd.h>
#include <stdlib.h>
#include <sys/param.h>
#include <OS.h>
#include <image.h>
#include "prenv.h"
#endif
#if defined(VMS)
#include <unixlib.h>
#endif
#ifndef MAXPATHLEN
#ifdef MAX_PATH
#define MAXPATHLEN MAX_PATH
#elif defined(_MAX_PATH)
#define MAXPATHLEN _MAX_PATH
#elif defined(CCHMAXPATH)
#define MAXPATHLEN CCHMAXPATH
#else
#define MAXPATHLEN 1024
#endif
#endif
#if defined (XP_WIN)
typedef BOOL (WINAPI * GetSpecialPathProc) (HWND hwndOwner, LPSTR lpszPath,
int nFolder, BOOL fCreate);
typedef BOOL (WINAPI * nsGetSpecialFolderPathW) (HWND hwndOwner,
LPWSTR lpszPath,
int nFolder, BOOL fCreate);
typedef BOOL (WINAPI * nsGetSpecialFolderPathA) (HWND hwndOwner,
LPSTR lpszPath, int nFolder,
BOOL fCreate);
static GetSpecialPathProc gGetSpecialPathProc = NULL;
static nsGetSpecialFolderPathA gGetSpecialFolderPathA = NULL;
static nsGetSpecialFolderPathW gGetSpecialFolderPath = NULL;
static HINSTANCE gShell32DLLInst = NULL;
static BOOL WINAPI NS_GetSpecialFolderPath(HWND hwndOwner, LPWSTR aPath,
int aFolder, BOOL fCreate);
#endif
NS_COM void StartupSpecialSystemDirectory()
{
#if defined (XP_WIN) && !defined (WINCE)
/* On windows, the old method to get file locations is incredibly slow.
As of this writing, 3 calls to GetWindowsFolder accounts for 3% of mozilla
startup. Replacing these older calls with a single call to SHGetSpecialFolderPath
effectively removes these calls from the performace radar. We need to
support the older way of file location lookup on systems that do not have
IE4.
*/
gShell32DLLInst = LoadLibrary("Shell32.dll");
if(gShell32DLLInst)
{
if (NS_UseUnicode())
{
gGetSpecialFolderPath = (nsGetSpecialFolderPathW)
GetProcAddress(gShell32DLLInst, "SHGetSpecialFolderPathW");
}
else
{
gGetSpecialFolderPathA = (nsGetSpecialFolderPathA)
GetProcAddress(gShell32DLLInst, "SHGetSpecialFolderPathA");
// need to check because it's not available on Win95 without IE.
if (gGetSpecialFolderPathA)
gGetSpecialFolderPath = NS_GetSpecialFolderPath;
}
}
#endif
}
NS_COM void ShutdownSpecialSystemDirectory()
{
#if defined (XP_WIN)
if (gShell32DLLInst)
{
FreeLibrary(gShell32DLLInst);
gShell32DLLInst = NULL;
gGetSpecialFolderPath = NULL;
}
#endif
}
#if defined (XP_WIN)
//----------------------------------------------------------------------------------------
static nsresult GetWindowsFolder(int folder, nsILocalFile** aFile)
//----------------------------------------------------------------------------------------
{
if (gGetSpecialFolderPath) { // With MS IE 4.0 or higher
WCHAR path[MAX_PATH + 2];
HRESULT result = gGetSpecialFolderPath(NULL, path, folder, true);
if (!SUCCEEDED(result))
return NS_ERROR_FAILURE;
// Append the trailing slash
int len = wcslen(path);
if (len > 1 && path[len - 1] != L'\\')
{
path[len] = L'\\';
path[++len] = L'\0';
}
return NS_NewLocalFile(nsDependentString(path, len), PR_TRUE, aFile);
}
nsresult rv = NS_ERROR_FAILURE;
LPMALLOC pMalloc = NULL;
LPWSTR pBuffer = NULL;
LPITEMIDLIST pItemIDList = NULL;
int len;
// Get the shell's allocator.
if (!SUCCEEDED(SHGetMalloc(&pMalloc)))
return NS_ERROR_FAILURE;
// Allocate a buffer
if ((pBuffer = (LPWSTR) pMalloc->Alloc(MAX_PATH + 2)) == NULL)
return NS_ERROR_OUT_OF_MEMORY;
// Get the PIDL for the folder.
if (!SUCCEEDED(SHGetSpecialFolderLocation(NULL, folder, &pItemIDList)))
goto Clean;
if (!SUCCEEDED(nsWinAPIs::mSHGetPathFromIDList(pItemIDList, pBuffer)))
goto Clean;
// Append the trailing slash
len = wcslen(pBuffer);
pBuffer[len] = L'\\';
pBuffer[++len] = L'\0';
// Assign the directory
rv = NS_NewLocalFile(nsDependentString(pBuffer, len),
PR_TRUE,
aFile);
Clean:
// Clean up.
if (pItemIDList)
pMalloc->Free(pItemIDList);
if (pBuffer)
pMalloc->Free(pBuffer);
pMalloc->Release();
return rv;
}
// Assume that this function is always invoked with aPath with the capacity
// no smaller than MAX_PATH. It's possible because it's only referred to in
// this file and we have made sure that they're indeed.
static BOOL WINAPI NS_GetSpecialFolderPath(HWND hwndOwner,
LPWSTR aPath,
int aFolder, BOOL fCreate)
{
char path[MAX_PATH];
if (gGetSpecialFolderPathA(hwndOwner, path, aFolder, fCreate))
{
if (NS_ConvertAtoW(path, 0, aPath) > MAX_PATH)
{
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return FALSE;
}
return NS_ConvertAtoW(path, MAX_PATH, aPath) ? TRUE : FALSE;
}
return FALSE;
}
#endif // XP_WIN
#if defined (XP_BEOS)
static nsresult
GetBeOSFolder( directory_which which, dev_t volume, nsILocalFile** aFile)
{
char path[MAXPATHLEN];
if (volume < 0)
return NS_ERROR_FAILURE;
status_t result = find_directory(which, volume, false, path, MAXPATHLEN - 2);
if (result != B_OK)
return NS_ERROR_FAILURE;
int len = strlen(path);
if (len == 0)
return NS_ERROR_FAILURE;
if (path[len-1] != '/')
{
path[len] = '/';
path[len+1] = '\0';
}
return NS_NewNativeLocalFile(nsDependentCString(path), PR_TRUE, aFile);
}
#endif // XP_BEOS
#if defined(XP_UNIX)
static nsresult
GetUnixHomeDir(nsILocalFile** aFile)
{
#ifdef VMS
char *pHome;
pHome = getenv("HOME");
if (*pHome == '/') {
return NS_NewNativeLocalFile(nsDependentCString(pHome),
PR_TRUE,
aFile);
} else {
return NS_NewNativeLocalFile(nsDependentCString(decc$translate_vms(pHome)),
PR_TRUE,
aFile);
}
#else
return NS_NewNativeLocalFile(nsDependentCString(PR_GetEnv("HOME")),
PR_TRUE, aFile);
#endif
}
#endif
nsresult
GetSpecialSystemDirectory(SystemDirectories aSystemSystemDirectory,
nsILocalFile** aFile)
{
#if defined(XP_WIN)
WCHAR path[MAX_PATH];
#else
char path[MAXPATHLEN];
#endif
switch (aSystemSystemDirectory)
{
case OS_CurrentWorkingDirectory:
#if defined(XP_WIN)
if (!nsWinAPIs::mGetCwd(path, MAX_PATH))
return NS_ERROR_FAILURE;
return NS_NewLocalFile(nsDependentString(path),
PR_TRUE,
aFile);
#elif defined(XP_OS2)
if (DosQueryPathInfo( ".", FIL_QUERYFULLNAME, path, MAXPATHLEN))
return NS_ERROR_FAILURE;
#else
if(!getcwd(path, MAXPATHLEN))
return NS_ERROR_FAILURE;
#endif
#if !defined(XP_WIN)
return NS_NewNativeLocalFile(nsDependentCString(path),
PR_TRUE,
aFile);
#endif
case OS_DriveDirectory:
#if defined (XP_WIN)
{
PRInt32 len = nsWinAPIs::mGetWindowsDirectory(path, MAX_PATH);
if (len == 0)
break;
if (path[1] == PRUnichar(':') && path[2] == PRUnichar('\\'))
path[3] = 0;
return NS_NewLocalFile(nsDependentString(path),
PR_TRUE,
aFile);
}
#elif defined(XP_OS2)
{
ULONG ulBootDrive = 0;
char buffer[] = " :\\OS2\\";
DosQuerySysInfo( QSV_BOOT_DRIVE, QSV_BOOT_DRIVE,
&ulBootDrive, sizeof ulBootDrive);
buffer[0] = 'A' - 1 + ulBootDrive; // duh, 1-based index...
return NS_NewNativeLocalFile(nsDependentCString(buffer),
PR_TRUE,
aFile);
}
#else
return NS_NewNativeLocalFile(nsDependentCString("/"),
PR_TRUE,
aFile);
#endif
case OS_TemporaryDirectory:
#if defined (XP_WIN) && !defined (WINCE)
{
DWORD len = nsWinAPIs::mGetTempPath(MAX_PATH, path);
if (len == 0)
break;
return NS_NewLocalFile(nsDependentString(path, len),
PR_TRUE,
aFile);
}
#elif defined (WINCE)
{
return NS_NewNativeLocalFile(NS_LITERAL_CSTRING("\\Temp"),
PR_TRUE,
aFile);
}
#elif defined(XP_OS2)
{
char buffer[CCHMAXPATH] = "";
char *c = getenv( "TMP");
if( c) strcpy( buffer, c);
else
{
c = getenv( "TEMP");
if( c) strcpy( buffer, c);
}
nsCString tString = nsDependentCString(buffer);
if (tString.Find("/", PR_FALSE, 0, -1)) {
tString.ReplaceChar('/','\\');
}
return NS_NewNativeLocalFile(tString, PR_TRUE, aFile);
}
#elif defined(XP_MACOSX)
{
return GetOSXFolderType(kUserDomain, kTemporaryFolderType, aFile);
}
#elif defined(XP_UNIX) || defined(XP_BEOS)
{
static const char *tPath = nsnull;
if (!tPath) {
tPath = PR_GetEnv("TMPDIR");
if (!tPath || !*tPath) {
tPath = PR_GetEnv("TMP");
if (!tPath || !*tPath) {
tPath = PR_GetEnv("TEMP");
if (!tPath || !*tPath) {
tPath = "/tmp/";
}
}
}
}
return NS_NewNativeLocalFile(nsDependentCString(tPath),
PR_TRUE,
aFile);
}
#else
break;
#endif
#if defined (XP_WIN)
case Win_SystemDirectory:
{
PRInt32 len = nsWinAPIs::mGetSystemDirectory(path, MAX_PATH);
// Need enough space to add the trailing backslash
if (!len || len > MAX_PATH - 2)
break;
path[len] = L'\\';
path[++len] = L'\0';
return NS_NewLocalFile(nsDependentString(path, len),
PR_TRUE,
aFile);
}
case Win_WindowsDirectory:
{
PRInt32 len = nsWinAPIs::mGetWindowsDirectory(path, MAX_PATH);
// Need enough space to add the trailing backslash
if (!len || len > MAX_PATH - 2)
break;
path[len] = L'\\';
path[++len] = L'\0';
return NS_NewLocalFile(nsDependentString(path, len),
PR_TRUE,
aFile);
}
case Win_ProgramFiles:
{
return GetWindowsFolder(CSIDL_PROGRAM_FILES, aFile);
}
case Win_HomeDirectory:
{
PRInt32 len;
if ((len =
nsWinAPIs::mGetEnvironmentVariable(L"HOME", path,
MAX_PATH)) > 0)
{
// Need enough space to add the trailing backslash
if (len > MAX_PATH - 2)
break;
path[len] = L'\\';
path[++len] = L'\0';
return NS_NewLocalFile(nsDependentString(path, len),
PR_TRUE,
aFile);
}
len = nsWinAPIs::mGetEnvironmentVariable(L"HOMEDRIVE",
path, MAX_PATH);
if (0 < len && len < MAX_PATH)
{
WCHAR temp[MAX_PATH];
DWORD len2 = nsWinAPIs::mGetEnvironmentVariable(L"HOMEPATH",
temp,
MAX_PATH);
if (0 < len2 && len + len2 < MAX_PATH)
wcsncat(path, temp, len2);
len = wcslen(path);
// Need enough space to add the trailing backslash
if (len > MAX_PATH - 2)
break;
path[len] = L'\\';
path[++len] = L'\0';
return NS_NewLocalFile(nsDependentString(path, len),
PR_TRUE,
aFile);
}
}
case Win_Desktop:
{
return GetWindowsFolder(CSIDL_DESKTOP, aFile);
}
case Win_Programs:
{
return GetWindowsFolder(CSIDL_PROGRAMS, aFile);
}
case Win_Controls:
{
return GetWindowsFolder(CSIDL_CONTROLS, aFile);
}
case Win_Printers:
{
return GetWindowsFolder(CSIDL_PRINTERS, aFile);
}
case Win_Personal:
{
return GetWindowsFolder(CSIDL_PERSONAL, aFile);
}
case Win_Favorites:
{
return GetWindowsFolder(CSIDL_FAVORITES, aFile);
}
case Win_Startup:
{
return GetWindowsFolder(CSIDL_STARTUP, aFile);
}
case Win_Recent:
{
return GetWindowsFolder(CSIDL_RECENT, aFile);
}
case Win_Sendto:
{
return GetWindowsFolder(CSIDL_SENDTO, aFile);
}
case Win_Bitbucket:
{
return GetWindowsFolder(CSIDL_BITBUCKET, aFile);
}
case Win_Startmenu:
{
return GetWindowsFolder(CSIDL_STARTMENU, aFile);
}
case Win_Desktopdirectory:
{
return GetWindowsFolder(CSIDL_DESKTOPDIRECTORY, aFile);
}
case Win_Drives:
{
return GetWindowsFolder(CSIDL_DRIVES, aFile);
}
case Win_Network:
{
return GetWindowsFolder(CSIDL_NETWORK, aFile);
}
case Win_Nethood:
{
return GetWindowsFolder(CSIDL_NETHOOD, aFile);
}
case Win_Fonts:
{
return GetWindowsFolder(CSIDL_FONTS, aFile);
}
case Win_Templates:
{
return GetWindowsFolder(CSIDL_TEMPLATES, aFile);
}
#ifndef WINCE
case Win_Common_Startmenu:
{
return GetWindowsFolder(CSIDL_COMMON_STARTMENU, aFile);
}
case Win_Common_Programs:
{
return GetWindowsFolder(CSIDL_COMMON_PROGRAMS, aFile);
}
case Win_Common_Startup:
{
return GetWindowsFolder(CSIDL_COMMON_STARTUP, aFile);
}
case Win_Common_Desktopdirectory:
{
return GetWindowsFolder(CSIDL_COMMON_DESKTOPDIRECTORY, aFile);
}
case Win_Printhood:
{
return GetWindowsFolder(CSIDL_PRINTHOOD, aFile);
}
case Win_Cookies:
{
return GetWindowsFolder(CSIDL_COOKIES, aFile);
}
#endif
case Win_Appdata:
{
return GetWindowsFolder(CSIDL_APPDATA, aFile);
}
case Win_LocalAppdata:
{
return GetWindowsFolder(CSIDL_LOCAL_APPDATA, aFile);
}
#endif // XP_WIN
#if defined(XP_UNIX)
case Unix_LocalDirectory:
return NS_NewNativeLocalFile(nsDependentCString("/usr/local/netscape/"),
PR_TRUE,
aFile);
case Unix_LibDirectory:
return NS_NewNativeLocalFile(nsDependentCString("/usr/local/lib/netscape/"),
PR_TRUE,
aFile);
case Unix_HomeDirectory:
return GetUnixHomeDir(aFile);
case Unix_DesktopDirectory:
{
nsCOMPtr<nsILocalFile> home;
nsresult rv = GetUnixHomeDir(getter_AddRefs(home));
if (NS_FAILED(rv))
return rv;
rv = home->AppendNative(NS_LITERAL_CSTRING("Desktop"));
if (NS_FAILED(rv))
return rv;
PRBool exists;
rv = home->Exists(&exists);
if (NS_FAILED(rv))
return rv;
if (!exists)
return GetUnixHomeDir(aFile);
NS_ADDREF(*aFile = home);
return NS_OK;
}
#endif
#ifdef XP_BEOS
case BeOS_SettingsDirectory:
{
return GetBeOSFolder(B_USER_SETTINGS_DIRECTORY,0, aFile);
}
case BeOS_HomeDirectory:
{
return GetBeOSFolder(B_USER_DIRECTORY,0, aFile);
}
case BeOS_DesktopDirectory:
{
/* Get the user's desktop folder, which in the future may differ from the boot desktop */
char path[MAXPATHLEN];
if (find_directory(B_USER_DIRECTORY, 0, false, path, MAXPATHLEN) != B_OK )
break;
return GetBeOSFolder(B_DESKTOP_DIRECTORY, dev_for_path(path), aFile);
}
case BeOS_SystemDirectory:
{
return GetBeOSFolder(B_BEOS_DIRECTORY,0, aFile);
}
#endif
#ifdef XP_OS2
case OS2_SystemDirectory:
{
ULONG ulBootDrive = 0;
char buffer[] = " :\\OS2\\System\\";
DosQuerySysInfo( QSV_BOOT_DRIVE, QSV_BOOT_DRIVE,
&ulBootDrive, sizeof ulBootDrive);
buffer[0] = 'A' - 1 + ulBootDrive; // duh, 1-based index...
return NS_NewNativeLocalFile(nsDependentCString(buffer),
PR_TRUE,
aFile);
}
case OS2_OS2Directory:
{
ULONG ulBootDrive = 0;
char buffer[] = " :\\OS2\\";
DosQuerySysInfo( QSV_BOOT_DRIVE, QSV_BOOT_DRIVE,
&ulBootDrive, sizeof ulBootDrive);
buffer[0] = 'A' - 1 + ulBootDrive; // duh, 1-based index...
return NS_NewNativeLocalFile(nsDependentCString(buffer),
PR_TRUE,
aFile);
}
case OS2_HomeDirectory:
{
nsresult rv;
char *tPath = PR_GetEnv("MOZILLA_HOME");
char buffer[CCHMAXPATH];
/* If MOZILLA_HOME is not set, use GetCurrentProcessDirectory */
/* To ensure we get a long filename system */
if (!tPath || !*tPath) {
PPIB ppib;
PTIB ptib;
DosGetInfoBlocks( &ptib, &ppib);
DosQueryModuleName( ppib->pib_hmte, CCHMAXPATH, buffer);
*strrchr( buffer, '\\') = '\0'; // XXX DBCS misery
tPath = buffer;
}
rv = NS_NewNativeLocalFile(nsDependentCString(tPath),
PR_TRUE,
aFile);
PrfWriteProfileString(HINI_USERPROFILE, "Mozilla", "Home", tPath);
return rv;
}
case OS2_DesktopDirectory:
{
char szPath[CCHMAXPATH + 1];
BOOL fSuccess;
fSuccess = WinQueryActiveDesktopPathname (szPath, sizeof(szPath));
if (!fSuccess) {
// this could happen if we are running without the WPS, return
// the Home directory instead
return GetSpecialSystemDirectory(OS2_HomeDirectory, aFile);
}
int len = strlen (szPath);
if (len > CCHMAXPATH -1)
break;
szPath[len] = '\\';
szPath[len + 1] = '\0';
return NS_NewNativeLocalFile(nsDependentCString(szPath),
PR_TRUE,
aFile);
}
#endif
default:
break;
}
return NS_ERROR_NOT_AVAILABLE;
}
#if defined (XP_MACOSX)
nsresult
GetOSXFolderType(short aDomain, OSType aFolderType, nsILocalFile **localFile)
{
OSErr err;
FSRef fsRef;
nsresult rv = NS_ERROR_FAILURE;
err = ::FSFindFolder(aDomain, aFolderType, kCreateFolder, &fsRef);
if (err == noErr)
{
NS_NewLocalFile(EmptyString(), PR_TRUE, localFile);
nsCOMPtr<nsILocalFileMac> localMacFile(do_QueryInterface(*localFile));
if (localMacFile)
rv = localMacFile->InitWithFSRef(&fsRef);
}
return rv;
}
#endif
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