gecko-dev/xpcom/io/SpecialSystemDirectory.cpp

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C++

/* -*- 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>
*
* 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 <windows.h>
#include <shlobj.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <direct.h>
// This is not defined by VC6.
#ifndef CSIDL_LOCAL_APPDATA
#define CSIDL_LOCAL_APPDATA 0x001C
#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);
GetSpecialPathProc gGetSpecialPathProc = NULL;
static HINSTANCE gShell32DLLInst = NULL;
#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. (Note: gets the ansi version: SHGetSpecialFolderPathA).
*/
gShell32DLLInst = LoadLibrary("Shell32.dll");
if(gShell32DLLInst)
{
gGetSpecialPathProc = (GetSpecialPathProc) GetProcAddress(gShell32DLLInst,
"SHGetSpecialFolderPathA");
}
#endif
}
NS_COM void ShutdownSpecialSystemDirectory()
{
#if defined (XP_WIN)
if (gShell32DLLInst)
{
FreeLibrary(gShell32DLLInst);
gShell32DLLInst = NULL;
gGetSpecialPathProc = NULL;
}
#endif
}
#if defined (XP_WIN)
//----------------------------------------------------------------------------------------
static nsresult GetWindowsFolder(int folder, nsILocalFile** aFile)
//----------------------------------------------------------------------------------------
{
if (gGetSpecialPathProc) {
TCHAR path[MAX_PATH];
HRESULT result = gGetSpecialPathProc(NULL, path, folder, true);
if (!SUCCEEDED(result))
return NS_ERROR_FAILURE;
// Append the trailing slash
int len = strlen(path);
if (len>1 && path[len-1] != '\\')
{
path[len] = '\\';
path[len + 1] = '\0';
}
return NS_NewNativeLocalFile(nsDependentCString(path),
PR_TRUE,
aFile);
}
nsresult rv = NS_ERROR_FAILURE;
LPMALLOC pMalloc = NULL;
LPSTR 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 = (LPSTR) pMalloc->Alloc(MAX_PATH + 2)) == NULL)
return NS_ERROR_FAILURE;
// Get the PIDL for the folder.
if (!SUCCEEDED(SHGetSpecialFolderLocation(
NULL, folder, &pItemIDList)))
goto Clean;
if (!SUCCEEDED(SHGetPathFromIDList(pItemIDList, pBuffer)))
goto Clean;
// Append the trailing slash
len = strlen(pBuffer);
pBuffer[len] = '\\';
pBuffer[len + 1] = '\0';
// Assign the directory
rv = NS_NewNativeLocalFile(nsDependentCString(pBuffer),
PR_TRUE,
aFile);
Clean:
// Clean up.
if (pItemIDList)
pMalloc->Free(pItemIDList);
if (pBuffer)
pMalloc->Free(pBuffer);
pMalloc->Release();
return rv;
}
#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)
{
char path[MAXPATHLEN];
switch (aSystemSystemDirectory)
{
case OS_CurrentWorkingDirectory:
#if defined(XP_WIN)
if (!_getcwd(path, MAXPATHLEN))
return NS_ERROR_FAILURE;
#elif defined(XP_OS2)
if (DosQueryPathInfo( ".", FIL_QUERYFULLNAME, path, MAXPATHLEN))
return NS_ERROR_FAILURE;
#else
if(!getcwd(path, MAXPATHLEN))
return NS_ERROR_FAILURE;
#endif
return NS_NewNativeLocalFile(nsDependentCString(path),
PR_TRUE,
aFile);
case OS_DriveDirectory:
#if defined (XP_WIN)
{
PRInt32 len = GetWindowsDirectory( path, _MAX_PATH );
if (len)
{
if ( path[1] == ':' && path[2] == '\\' )
path[3] = 0;
}
return NS_NewNativeLocalFile(nsDependentCString(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 = GetTempPath(_MAX_PATH, path);
return NS_NewNativeLocalFile(nsDependentCString(path),
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);
}
return NS_NewNativeLocalFile(nsDependentCString(buffer),
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 = GetSystemDirectory( path, _MAX_PATH );
// Need enough space to add the trailing backslash
if (len > _MAX_PATH-2)
break;
path[len] = '\\';
path[len+1] = '\0';
return NS_NewNativeLocalFile(nsDependentCString(path),
PR_TRUE,
aFile);
}
case Win_WindowsDirectory:
{
PRInt32 len = GetWindowsDirectory( path, _MAX_PATH );
// Need enough space to add the trailing backslash
if (len > _MAX_PATH-2)
break;
path[len] = '\\';
path[len+1] = '\0';
return NS_NewNativeLocalFile(nsDependentCString(path),
PR_TRUE,
aFile);
}
case Win_HomeDirectory:
{
if (GetEnvironmentVariable(TEXT("HOME"), path, _MAX_PATH) > 0)
{
PRInt32 len = strlen(path);
// Need enough space to add the trailing backslash
if (len > _MAX_PATH - 2)
break;
path[len] = '\\';
path[len+1] = '\0';
return NS_NewNativeLocalFile(nsDependentCString(path),
PR_TRUE,
aFile);
}
if (GetEnvironmentVariable(TEXT("HOMEDRIVE"), path, _MAX_PATH) > 0)
{
char temp[_MAX_PATH];
if (GetEnvironmentVariable(TEXT("HOMEPATH"), temp, _MAX_PATH) > 0)
strncat(path, temp, _MAX_PATH);
PRInt32 len = strlen(path);
// Need enough space to add the trailing backslash
if (len > _MAX_PATH - 2)
break;
path[len] = '\\';
path[len+1] = '\0';
return NS_NewNativeLocalFile(nsDependentCString(path),
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));
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