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593 lines
13 KiB
C
593 lines
13 KiB
C
/*
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* shpolicy.c - Data for shell/system policies.
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*
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* Copyright 1999 Ian Schmidt <ischmidt@cfl.rr.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* NOTES:
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*
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* Some of these policies can be tweaked via the System Policy
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* Editor which came with the Win95 Migration Guide, although
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* there doesn't appear to be an updated Win98 version that
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* would handle the many new policies introduced since then.
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* You could easily write one with the information in
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* this file...
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*
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* Up to date as of SHELL32 v4.72 (Win98, Win95 with MSIE 5)
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*/
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#include <stdlib.h>
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#include <string.h>
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#include "windef.h"
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#include "winerror.h"
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#include "winreg.h"
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#include "undocshell.h"
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#include "wine/winuser16.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(shell);
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#define SHELL_MAX_POLICIES 57
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#define SHELL_NO_POLICY 0xffffffff
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typedef struct tagPOLICYDAT
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{
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DWORD polflags; /* flags value passed to SHRestricted */
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LPSTR appstr; /* application str such as "Explorer" */
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LPSTR keystr; /* name of the actual registry key / policy */
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DWORD cache; /* cached value or 0xffffffff for invalid */
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} POLICYDATA, *LPPOLICYDATA;
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#if 0
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extern POLICYDATA sh32_policy_table[SHELL_MAX_POLICIES];
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#endif
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/* application strings */
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static char strExplorer[] = {"Explorer"};
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static char strActiveDesk[] = {"ActiveDesktop"};
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static char strWinOldApp[] = {"WinOldApp"};
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/* key strings */
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static char strNoFileURL[] = {"NoFileUrl"};
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static char strNoFolderOptions[] = {"NoFolderOptions"};
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static char strNoChangeStartMenu[] = {"NoChangeStartMenu"};
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static char strNoWindowsUpdate[] = {"NoWindowsUpdate"};
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static char strNoSetActiveDesktop[] = {"NoSetActiveDesktop"};
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static char strNoForgetSoftwareUpdate[] = {"NoForgetSoftwareUpdate"};
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static char strNoMSAppLogo[] = {"NoMSAppLogo5ChannelNotify"};
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static char strForceCopyACLW[] = {"ForceCopyACLWithFile"};
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static char strNoResolveTrk[] = {"NoResolveTrack"};
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static char strNoResolveSearch[] = {"NoResolveSearch"};
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static char strNoEditComponent[] = {"NoEditingComponents"};
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static char strNoMovingBand[] = {"NoMovingBands"};
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static char strNoCloseDragDrop[] = {"NoCloseDragDropBands"};
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static char strNoCloseComponent[] = {"NoClosingComponents"};
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static char strNoDelComponent[] = {"NoDeletingComponents"};
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static char strNoAddComponent[] = {"NoAddingComponents"};
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static char strNoComponent[] = {"NoComponents"};
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static char strNoChangeWallpaper[] = {"NoChangingWallpaper"};
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static char strNoHTMLWallpaper[] = {"NoHTMLWallpaper"};
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static char strNoCustomWebView[] = {"NoCustomizeWebView"};
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static char strClassicShell[] = {"ClassicShell"};
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static char strClearRecentDocs[] = {"ClearRecentDocsOnExit"};
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static char strNoFavoritesMenu[] = {"NoFavoritesMenu"};
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static char strNoActiveDesktopChanges[] = {"NoActiveDesktopChanges"};
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static char strNoActiveDesktop[] = {"NoActiveDesktop"};
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static char strNoRecentDocMenu[] = {"NoRecentDocsMenu"};
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static char strNoRecentDocHistory[] = {"NoRecentDocsHistory"};
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static char strNoInetIcon[] = {"NoInternetIcon"};
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static char strNoStngsWizard[] = {"NoSettingsWizards"};
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static char strNoLogoff[] = {"NoLogoff"};
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static char strNoNetConDis[] = {"NoNetConnectDisconnect"};
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static char strNoContextMenu[] = {"NoViewContextMenu"};
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static char strNoTryContextMenu[] = {"NoTrayContextMenu"};
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static char strNoWebMenu[] = {"NoWebMenu"};
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static char strLnkResolveIgnoreLnkInfo[] = {"LinkResolveIgnoreLinkInfo"};
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static char strNoCommonGroups[] = {"NoCommonGroups"};
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static char strEnforceShlExtSecurity[] = {"EnforceShellExtensionSecurity"};
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static char strNoRealMode[] = {"NoRealMode"};
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static char strMyDocsOnNet[] = {"MyDocsOnNet"};
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static char strNoStartMenuSubfolder[] = {"NoStartMenuSubFolders"};
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static char strNoAddPrinters[] = {"NoAddPrinter"};
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static char strNoDeletePrinters[] = {"NoDeletePrinter"};
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static char strNoPrintTab[] = {"NoPrinterTabs"};
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static char strRestrictRun[] = {"RestrictRun"};
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static char strNoStartBanner[] = {"NoStartBanner"};
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static char strNoNetworkNeighborhood[] = {"NoNetHood"};
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static char strNoDriveTypeAtRun[] = {"NoDriveTypeAutoRun"};
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static char strNoDrivesAutoRun[] = {"NoDriveAutoRun"};
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static char strNoDrives[] = {"NoDrives"};
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static char strNoFind[] = {"NoFind"};
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static char strNoDesktop[] = {"NoDesktop"};
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static char strNoSetTaskBar[] = {"NoSetTaskbar"};
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static char strNoSetFld[] = {"NoSetFolders"};
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static char strNoFileMenu[] = {"NoFileMenu"};
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static char strNoSavSetng[] = {"NoSaveSettings"};
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static char strNoClose[] = {"NoClose"};
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static char strNoRun[] = {"NoRun"};
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/* policy data array */
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POLICYDATA sh32_policy_table[] =
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{
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{
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0x1,
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strExplorer,
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strNoRun,
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SHELL_NO_POLICY
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},
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{
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0x2,
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strExplorer,
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strNoClose,
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SHELL_NO_POLICY
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},
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{
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0x4,
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strExplorer,
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strNoSavSetng,
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SHELL_NO_POLICY
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},
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{
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0x8,
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strExplorer,
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strNoFileMenu,
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SHELL_NO_POLICY
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},
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{
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0x10,
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strExplorer,
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strNoSetFld,
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SHELL_NO_POLICY
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},
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{
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0x20,
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strExplorer,
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strNoSetTaskBar,
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SHELL_NO_POLICY
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},
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{
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0x40,
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strExplorer,
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strNoDesktop,
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SHELL_NO_POLICY
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},
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{
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0x80,
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strExplorer,
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strNoFind,
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SHELL_NO_POLICY
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},
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{
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0x100,
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strExplorer,
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strNoDrives,
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SHELL_NO_POLICY
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},
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{
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0x200,
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strExplorer,
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strNoDrivesAutoRun,
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SHELL_NO_POLICY
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},
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{
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0x400,
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strExplorer,
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strNoDriveTypeAtRun,
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SHELL_NO_POLICY
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},
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{
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0x800,
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strExplorer,
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strNoNetworkNeighborhood,
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SHELL_NO_POLICY
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},
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{
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0x1000,
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strExplorer,
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strNoStartBanner,
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SHELL_NO_POLICY
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},
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{
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0x2000,
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strExplorer,
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strRestrictRun,
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SHELL_NO_POLICY
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},
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{
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0x4000,
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strExplorer,
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strNoPrintTab,
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SHELL_NO_POLICY
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},
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{
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0x8000,
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strExplorer,
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strNoDeletePrinters,
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SHELL_NO_POLICY
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},
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{
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0x10000,
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strExplorer,
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strNoAddPrinters,
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SHELL_NO_POLICY
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},
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{
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0x20000,
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strExplorer,
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strNoStartMenuSubfolder,
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SHELL_NO_POLICY
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},
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{
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0x40000,
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strExplorer,
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strMyDocsOnNet,
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SHELL_NO_POLICY
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},
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{
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0x80000,
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strWinOldApp,
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strNoRealMode,
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SHELL_NO_POLICY
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},
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{
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0x100000,
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strExplorer,
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strEnforceShlExtSecurity,
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SHELL_NO_POLICY
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},
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{
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0x200000,
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strExplorer,
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strLnkResolveIgnoreLnkInfo,
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SHELL_NO_POLICY
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},
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{
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0x400000,
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strExplorer,
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strNoCommonGroups,
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SHELL_NO_POLICY
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},
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{
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0x1000000,
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strExplorer,
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strNoWebMenu,
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SHELL_NO_POLICY
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},
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{
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0x2000000,
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strExplorer,
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strNoTryContextMenu,
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SHELL_NO_POLICY
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},
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{
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0x4000000,
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strExplorer,
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strNoContextMenu,
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SHELL_NO_POLICY
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},
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{
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0x8000000,
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strExplorer,
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strNoNetConDis,
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SHELL_NO_POLICY
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},
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{
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0x10000000,
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strExplorer,
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strNoLogoff,
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SHELL_NO_POLICY
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},
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{
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0x20000000,
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strExplorer,
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strNoStngsWizard,
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SHELL_NO_POLICY
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},
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{
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0x40000001,
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strExplorer,
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strNoInetIcon,
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SHELL_NO_POLICY
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},
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{
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0x40000002,
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strExplorer,
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strNoRecentDocHistory,
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SHELL_NO_POLICY
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},
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{
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0x40000003,
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strExplorer,
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strNoRecentDocMenu,
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SHELL_NO_POLICY
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},
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{
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0x40000004,
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strExplorer,
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strNoActiveDesktop,
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SHELL_NO_POLICY
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},
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{
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0x40000005,
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strExplorer,
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strNoActiveDesktopChanges,
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SHELL_NO_POLICY
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},
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{
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0x40000006,
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strExplorer,
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strNoFavoritesMenu,
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SHELL_NO_POLICY
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},
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{
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0x40000007,
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strExplorer,
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strClearRecentDocs,
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SHELL_NO_POLICY
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},
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{
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0x40000008,
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strExplorer,
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strClassicShell,
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SHELL_NO_POLICY
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},
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{
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0x40000009,
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strExplorer,
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strNoCustomWebView,
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SHELL_NO_POLICY
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},
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{
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0x40000010,
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strActiveDesk,
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strNoHTMLWallpaper,
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SHELL_NO_POLICY
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},
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{
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0x40000011,
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strActiveDesk,
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strNoChangeWallpaper,
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SHELL_NO_POLICY
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},
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{
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0x40000012,
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strActiveDesk,
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strNoComponent,
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SHELL_NO_POLICY
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},
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{
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0x40000013,
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strActiveDesk,
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strNoAddComponent,
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SHELL_NO_POLICY
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},
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{
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0x40000014,
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strActiveDesk,
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strNoDelComponent,
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SHELL_NO_POLICY
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},
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{
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0x40000015,
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strActiveDesk,
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strNoCloseComponent,
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SHELL_NO_POLICY
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},
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{
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0x40000016,
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strActiveDesk,
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strNoCloseDragDrop,
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SHELL_NO_POLICY
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},
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{
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0x40000017,
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strActiveDesk,
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strNoMovingBand,
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SHELL_NO_POLICY
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},
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{
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0x40000018,
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strActiveDesk,
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strNoEditComponent,
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SHELL_NO_POLICY
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},
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{
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0x40000019,
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strExplorer,
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strNoResolveSearch,
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SHELL_NO_POLICY
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},
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{
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0x4000001a,
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strExplorer,
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strNoResolveTrk,
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SHELL_NO_POLICY
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},
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{
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0x4000001b,
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strExplorer,
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strForceCopyACLW,
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SHELL_NO_POLICY
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},
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{
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0x4000001c,
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strExplorer,
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strNoMSAppLogo,
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SHELL_NO_POLICY
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},
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{
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0x4000001d,
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strExplorer,
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strNoForgetSoftwareUpdate,
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SHELL_NO_POLICY
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},
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{
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0x4000001e,
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strExplorer,
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strNoSetActiveDesktop,
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SHELL_NO_POLICY
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},
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{
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0x4000001f,
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strExplorer,
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strNoWindowsUpdate,
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SHELL_NO_POLICY
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},
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{
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0x40000020,
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strExplorer,
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strNoChangeStartMenu,
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SHELL_NO_POLICY
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},
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{
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0x40000021,
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strExplorer,
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strNoFolderOptions,
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SHELL_NO_POLICY
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},
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{
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0x50000024,
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strExplorer,
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strNoFileURL,
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SHELL_NO_POLICY
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}
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};
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/*************************************************************************
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* SHRestricted [SHELL32.100]
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*
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* walks through policy table, queries <app> key, <type> value, returns
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* queried (DWORD) value, and caches it between called to SHInitRestricted
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* to prevent unnecessary registry access.
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*
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* NOTES
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* exported by ordinal
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*
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* REFERENCES:
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* MS System Policy Editor
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* 98Lite 2.0 (which uses many of these policy keys) http://www.98lite.net/
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* "The Windows 95 Registry", by John Woram, 1996 MIS: Press
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*/
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DWORD WINAPI SHRestricted (DWORD pol) {
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char regstr[256];
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HKEY xhkey;
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DWORD retval, polidx, i, datsize = 4;
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TRACE("(%08lx)\n",pol);
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polidx = -1;
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/* scan to see if we know this policy ID */
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for (i = 0; i < SHELL_MAX_POLICIES; i++)
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{
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if (pol == sh32_policy_table[i].polflags)
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{
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polidx = i;
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break;
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}
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}
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if (polidx == -1)
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{
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/* we don't know this policy, return 0 */
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TRACE("unknown policy: (%08lx)\n", pol);
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return 0;
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}
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/* we have a known policy */
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strcpy(regstr, "Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\");
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strcat(regstr, sh32_policy_table[polidx].appstr);
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/* first check if this policy has been cached, return it if so */
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if (sh32_policy_table[polidx].cache != SHELL_NO_POLICY)
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{
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return sh32_policy_table[polidx].cache;
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}
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/* return 0 and don't set the cache if any registry errors occur */
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retval = 0;
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if (RegOpenKeyA(HKEY_CURRENT_USER, regstr, &xhkey) == ERROR_SUCCESS)
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{
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if (RegQueryValueExA(xhkey, sh32_policy_table[polidx].keystr, NULL, NULL, (LPBYTE)&retval, &datsize) == ERROR_SUCCESS)
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{
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sh32_policy_table[polidx].cache = retval;
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}
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RegCloseKey(xhkey);
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}
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return retval;
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}
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/*************************************************************************
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* SHInitRestricted [SHELL32.244]
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*
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* Win98+ by-ordinal only routine called by Explorer and MSIE 4 and 5.
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* Inits the policy cache used by SHRestricted to avoid excess
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* registry access.
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*
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* INPUTS
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* Two inputs: one is a string or NULL. If non-NULL the pointer
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* should point to a string containing the following exact text:
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* "Software\Microsoft\Windows\CurrentVersion\Policies".
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* The other input is unused.
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*
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* NOTES
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* If the input is non-NULL and does not point to a string containing
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* that exact text the routine will do nothing.
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*
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* If the text does match or the pointer is NULL, then the routine
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* will init SHRestricted()'s policy cache to all 0xffffffff and
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* returns 0xffffffff as well.
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*
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* I haven't yet run into anything calling this with inputs other than
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* (NULL, NULL), so I may have the inputs reversed.
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*/
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BOOL WINAPI SHInitRestricted(LPSTR inpRegKey, LPSTR parm2)
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{
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int i;
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|
|
TRACE("(%p, %p)\n", inpRegKey, parm2);
|
|
|
|
/* first check - if input is non-NULL and points to the secret
|
|
key string, then pass. Otherwise return 0.
|
|
*/
|
|
|
|
if (inpRegKey != (LPSTR)NULL)
|
|
{
|
|
if (lstrcmpiA(inpRegKey, "Software\\Microsoft\\Windows\\CurrentVersion\\Policies"))
|
|
{
|
|
/* doesn't match, fail */
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
/* check passed, init all policy cache entries with SHELL_NO_POLICY */
|
|
for (i = 0; i < SHELL_MAX_POLICIES; i++)
|
|
{
|
|
sh32_policy_table[i].cache = SHELL_NO_POLICY;
|
|
}
|
|
|
|
return SHELL_NO_POLICY;
|
|
}
|