Sweden-Number/dlls/shell32/shpolicy.c

895 lines
18 KiB
C

/*
* shpolicy.c - Data for shell/system policies.
*
* Copyright 1999 Ian Schmidt <ischmidt@cfl.rr.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* NOTES:
*
* Some of these policies can be tweaked via the System Policy
* Editor which came with the Win95 Migration Guide, although
* there doesn't appear to be an updated Win98 version that
* would handle the many new policies introduced since then.
* You could easily write one with the information in
* this file...
*
* Up to date as of SHELL32 v5.00 (W2K)
*/
#include <stdlib.h>
#include <string.h>
#include "windef.h"
#include "winerror.h"
#include "winreg.h"
#include "shell32_main.h"
#include "undocshell.h"
#include "wine/winuser16.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(shell);
#define SHELL_NO_POLICY 0xffffffff
typedef struct tagPOLICYDAT
{
DWORD policy; /* policy value passed to SHRestricted */
LPCSTR appstr; /* application str such as "Explorer" */
LPCSTR keystr; /* name of the actual registry key / policy */
DWORD cache; /* cached value or 0xffffffff for invalid */
} POLICYDATA, *LPPOLICYDATA;
/* registry strings */
static const CHAR strRegistryPolicyA[] = "Software\\Microsoft\\Windows\\CurrentVersion\\Policies";
static const WCHAR strRegistryPolicyW[] = {'S','o','f','t','w','a','r','e','\\','M','i','c','r','o',
's','o','f','t','\\','W','i','n','d','o','w','s','\\',
'C','u','r','r','e','n','t','V','e','r','s','i','o','n',
'\\','P','o','l','i','c','i','e','s',0};
static const CHAR strPolicyA[] = "Policy";
static const WCHAR strPolicyW[] = {'P','o','l','i','c','y',0};
/* application strings */
static const char strExplorer[] = {"Explorer"};
static const char strActiveDesk[] = {"ActiveDesktop"};
static const char strWinOldApp[] = {"WinOldApp"};
static const char strAddRemoveProgs[] = {"AddRemoveProgs"};
/* key strings */
static const char strNoFileURL[] = {"NoFileUrl"};
static const char strNoFolderOptions[] = {"NoFolderOptions"};
static const char strNoChangeStartMenu[] = {"NoChangeStartMenu"};
static const char strNoWindowsUpdate[] = {"NoWindowsUpdate"};
static const char strNoSetActiveDesktop[] = {"NoSetActiveDesktop"};
static const char strNoForgetSoftwareUpdate[] = {"NoForgetSoftwareUpdate"};
static const char strNoMSAppLogo[] = {"NoMSAppLogo5ChannelNotify"};
static const char strForceCopyACLW[] = {"ForceCopyACLWithFile"};
static const char strNoResolveTrk[] = {"NoResolveTrack"};
static const char strNoResolveSearch[] = {"NoResolveSearch"};
static const char strNoEditComponent[] = {"NoEditingComponents"};
static const char strNoMovingBand[] = {"NoMovingBands"};
static const char strNoCloseDragDrop[] = {"NoCloseDragDropBands"};
static const char strNoCloseComponent[] = {"NoClosingComponents"};
static const char strNoDelComponent[] = {"NoDeletingComponents"};
static const char strNoAddComponent[] = {"NoAddingComponents"};
static const char strNoComponent[] = {"NoComponents"};
static const char strNoChangeWallpaper[] = {"NoChangingWallpaper"};
static const char strNoHTMLWallpaper[] = {"NoHTMLWallpaper"};
static const char strNoCustomWebView[] = {"NoCustomizeWebView"};
static const char strClassicShell[] = {"ClassicShell"};
static const char strClearRecentDocs[] = {"ClearRecentDocsOnExit"};
static const char strNoFavoritesMenu[] = {"NoFavoritesMenu"};
static const char strNoActiveDesktopChanges[] = {"NoActiveDesktopChanges"};
static const char strNoActiveDesktop[] = {"NoActiveDesktop"};
static const char strNoRecentDocMenu[] = {"NoRecentDocsMenu"};
static const char strNoRecentDocHistory[] = {"NoRecentDocsHistory"};
static const char strNoInetIcon[] = {"NoInternetIcon"};
static const char strNoStngsWizard[] = {"NoSettingsWizards"};
static const char strNoLogoff[] = {"NoLogoff"};
static const char strNoNetConDis[] = {"NoNetConnectDisconnect"};
static const char strNoContextMenu[] = {"NoViewContextMenu"};
static const char strNoTryContextMenu[] = {"NoTrayContextMenu"};
static const char strNoWebMenu[] = {"NoWebMenu"};
static const char strLnkResolveIgnoreLnkInfo[] = {"LinkResolveIgnoreLinkInfo"};
static const char strNoCommonGroups[] = {"NoCommonGroups"};
static const char strEnforceShlExtSecurity[] = {"EnforceShellExtensionSecurity"};
static const char strNoRealMode[] = {"NoRealMode"};
static const char strMyDocsOnNet[] = {"MyDocsOnNet"};
static const char strNoStartMenuSubfolder[] = {"NoStartMenuSubFolders"};
static const char strNoAddPrinters[] = {"NoAddPrinter"};
static const char strNoDeletePrinters[] = {"NoDeletePrinter"};
static const char strNoPrintTab[] = {"NoPrinterTabs"};
static const char strRestrictRun[] = {"RestrictRun"};
static const char strNoStartBanner[] = {"NoStartBanner"};
static const char strNoNetworkNeighborhood[] = {"NoNetHood"};
static const char strNoDriveTypeAtRun[] = {"NoDriveTypeAutoRun"};
static const char strNoDrivesAutoRun[] = {"NoDriveAutoRun"};
static const char strNoDrives[] = {"NoDrives"};
static const char strNoFind[] = {"NoFind"};
static const char strNoDesktop[] = {"NoDesktop"};
static const char strNoSetTaskBar[] = {"NoSetTaskbar"};
static const char strNoSetFld[] = {"NoSetFolders"};
static const char strNoFileMenu[] = {"NoFileMenu"};
static const char strNoSavSetng[] = {"NoSaveSettings"};
static const char strNoClose[] = {"NoClose"};
static const char strNoRun[] = {"NoRun"};
/* policy data array */
POLICYDATA sh32_policy_table[] =
{
{
0x1,
strExplorer,
strNoRun,
SHELL_NO_POLICY
},
{
0x2,
strExplorer,
strNoClose,
SHELL_NO_POLICY
},
{
0x4,
strExplorer,
strNoSavSetng,
SHELL_NO_POLICY
},
{
0x8,
strExplorer,
strNoFileMenu,
SHELL_NO_POLICY
},
{
0x10,
strExplorer,
strNoSetFld,
SHELL_NO_POLICY
},
{
0x20,
strExplorer,
strNoSetTaskBar,
SHELL_NO_POLICY
},
{
0x40,
strExplorer,
strNoDesktop,
SHELL_NO_POLICY
},
{
0x80,
strExplorer,
strNoFind,
SHELL_NO_POLICY
},
{
0x100,
strExplorer,
strNoDrives,
SHELL_NO_POLICY
},
{
0x200,
strExplorer,
strNoDrivesAutoRun,
SHELL_NO_POLICY
},
{
0x400,
strExplorer,
strNoDriveTypeAtRun,
SHELL_NO_POLICY
},
{
0x800,
strExplorer,
strNoNetworkNeighborhood,
SHELL_NO_POLICY
},
{
0x1000,
strExplorer,
strNoStartBanner,
SHELL_NO_POLICY
},
{
0x2000,
strExplorer,
strRestrictRun,
SHELL_NO_POLICY
},
{
0x4000,
strExplorer,
strNoPrintTab,
SHELL_NO_POLICY
},
{
0x8000,
strExplorer,
strNoDeletePrinters,
SHELL_NO_POLICY
},
{
0x10000,
strExplorer,
strNoAddPrinters,
SHELL_NO_POLICY
},
{
0x20000,
strExplorer,
strNoStartMenuSubfolder,
SHELL_NO_POLICY
},
{
0x40000,
strExplorer,
strMyDocsOnNet,
SHELL_NO_POLICY
},
{
0x80000,
strWinOldApp,
strNoRealMode,
SHELL_NO_POLICY
},
{
0x100000,
strExplorer,
strEnforceShlExtSecurity,
SHELL_NO_POLICY
},
{
0x200000,
strExplorer,
strLnkResolveIgnoreLnkInfo,
SHELL_NO_POLICY
},
{
0x400000,
strExplorer,
strNoCommonGroups,
SHELL_NO_POLICY
},
{
0x800000,
strExplorer,
"SeparateProcess",
SHELL_NO_POLICY
},
{
0x1000000,
strExplorer,
strNoWebMenu,
SHELL_NO_POLICY
},
{
0x2000000,
strExplorer,
strNoTryContextMenu,
SHELL_NO_POLICY
},
{
0x4000000,
strExplorer,
strNoContextMenu,
SHELL_NO_POLICY
},
{
0x8000000,
strExplorer,
strNoNetConDis,
SHELL_NO_POLICY
},
{
0x10000000,
strExplorer,
strNoLogoff,
SHELL_NO_POLICY
},
{
0x20000000,
strExplorer,
strNoStngsWizard,
SHELL_NO_POLICY
},
{
0x40000001,
strExplorer,
strNoInetIcon,
SHELL_NO_POLICY
},
{
0x40000002,
strExplorer,
strNoRecentDocHistory,
SHELL_NO_POLICY
},
{
0x40000003,
strExplorer,
strNoRecentDocMenu,
SHELL_NO_POLICY
},
{
0x40000004,
strExplorer,
strNoActiveDesktop,
SHELL_NO_POLICY
},
{
0x40000005,
strExplorer,
strNoActiveDesktopChanges,
SHELL_NO_POLICY
},
{
0x40000006,
strExplorer,
strNoFavoritesMenu,
SHELL_NO_POLICY
},
{
0x40000007,
strExplorer,
strClearRecentDocs,
SHELL_NO_POLICY
},
{
0x40000008,
strExplorer,
strClassicShell,
SHELL_NO_POLICY
},
{
0x40000009,
strExplorer,
strNoCustomWebView,
SHELL_NO_POLICY
},
{
0x40000010,
strActiveDesk,
strNoHTMLWallpaper,
SHELL_NO_POLICY
},
{
0x40000011,
strActiveDesk,
strNoChangeWallpaper,
SHELL_NO_POLICY
},
{
0x40000012,
strActiveDesk,
strNoComponent,
SHELL_NO_POLICY
},
{
0x40000013,
strActiveDesk,
strNoAddComponent,
SHELL_NO_POLICY
},
{
0x40000014,
strActiveDesk,
strNoDelComponent,
SHELL_NO_POLICY
},
{
0x40000015,
strActiveDesk,
strNoCloseComponent,
SHELL_NO_POLICY
},
{
0x40000016,
strActiveDesk,
strNoCloseDragDrop,
SHELL_NO_POLICY
},
{
0x40000017,
strActiveDesk,
strNoMovingBand,
SHELL_NO_POLICY
},
{
0x40000018,
strActiveDesk,
strNoEditComponent,
SHELL_NO_POLICY
},
{
0x40000019,
strExplorer,
strNoResolveSearch,
SHELL_NO_POLICY
},
{
0x4000001a,
strExplorer,
strNoResolveTrk,
SHELL_NO_POLICY
},
{
0x4000001b,
strExplorer,
strForceCopyACLW,
SHELL_NO_POLICY
},
{
0x4000001c,
strExplorer,
strNoMSAppLogo,
SHELL_NO_POLICY
},
{
0x4000001d,
strExplorer,
strNoForgetSoftwareUpdate,
SHELL_NO_POLICY
},
{
0x4000001e,
strExplorer,
strNoSetActiveDesktop,
SHELL_NO_POLICY
},
{
0x4000001f,
strExplorer,
strNoWindowsUpdate,
SHELL_NO_POLICY
},
{
0x40000020,
strExplorer,
strNoChangeStartMenu,
SHELL_NO_POLICY
},
{
0x40000021,
strExplorer,
strNoFolderOptions,
SHELL_NO_POLICY
},
{
0x50000024,
strExplorer,
strNoFileURL,
SHELL_NO_POLICY
},
{
0x40000022,
strExplorer,
"FindComputers",
SHELL_NO_POLICY
},
{
0x40000023,
strExplorer,
"IntelliMenus",
SHELL_NO_POLICY
},
{
0x40000024,
strExplorer,
"MemCheckBoxInRunDlg",
SHELL_NO_POLICY
},
{
0x40000025,
strAddRemoveProgs,
"ShowPostSetup",
SHELL_NO_POLICY
},
{
0x40000026,
strExplorer,
"NoSyncAll",
SHELL_NO_POLICY
},
{
0x40000027,
strExplorer,
"NoControlPanel",
SHELL_NO_POLICY
},
{
0x40000028,
strExplorer,
"EnumWorkgroup",
SHELL_NO_POLICY
},
{
0x40000029,
strAddRemoveProgs,
"NoAddRemovePrograms",
SHELL_NO_POLICY
},
{
0x4000002A,
strAddRemoveProgs,
"NoRemovePage",
SHELL_NO_POLICY
},
{
0x4000002B,
strAddRemoveProgs,
"NoAddPage",
SHELL_NO_POLICY
},
{
0x4000002C,
strAddRemoveProgs,
"NoWindowsSetupPage",
SHELL_NO_POLICY
},
{
0x4000002E,
strExplorer,
"NoChangeMappedDriveLabel",
SHELL_NO_POLICY
},
{
0x4000002F,
strExplorer,
"NoChangeMappedDriveComment",
SHELL_NO_POLICY
},
{
0x40000030,
strExplorer,
"MaxRecentDocs",
SHELL_NO_POLICY
},
{
0x40000031,
strExplorer,
"NoNetworkConnections",
SHELL_NO_POLICY
},
{
0x40000032,
strExplorer,
"ForceStartMenuLogoff",
SHELL_NO_POLICY
},
{
0x40000033,
strExplorer,
"NoWebView",
SHELL_NO_POLICY
},
{
0x40000034,
strExplorer,
"NoCustomizeThisFolder",
SHELL_NO_POLICY
},
{
0x40000035,
strExplorer,
"NoEncryption",
SHELL_NO_POLICY
},
{
0x40000036,
strExplorer,
"AllowFrenchEncryption",
SHELL_NO_POLICY
},
{
0x40000037,
strExplorer,
"DontShowSuperHidden",
SHELL_NO_POLICY
},
{
0x40000038,
strExplorer,
"NoShellSearchButton",
SHELL_NO_POLICY
},
{
0x40000039,
strExplorer,
"NoHardwareTab",
SHELL_NO_POLICY
},
{
0x4000003A,
strExplorer,
"NoRunasInstallPrompt",
SHELL_NO_POLICY
},
{
0x4000003B,
strExplorer,
"PromptRunasInstallNetPath",
SHELL_NO_POLICY
},
{
0x4000003C,
strExplorer,
"NoManageMyComputerVerb",
SHELL_NO_POLICY
},
{
0x4000003D,
strExplorer,
"NoRecentDocsNetHood",
SHELL_NO_POLICY
},
{
0x4000003E,
strExplorer,
"DisallowRun",
SHELL_NO_POLICY
},
{
0x4000003F,
strExplorer,
"NoWelcomeScreen",
SHELL_NO_POLICY
},
{
0x40000040,
strExplorer,
"RestrictCpl",
SHELL_NO_POLICY
},
{
0x40000041,
strExplorer,
"DisallowCpl",
SHELL_NO_POLICY
},
{
0x40000042,
strExplorer,
"NoSMBalloonTip",
SHELL_NO_POLICY
},
{
0x40000043,
strExplorer,
"NoSMHelp",
SHELL_NO_POLICY
},
{
0x40000044,
strExplorer,
"NoWinKeys",
SHELL_NO_POLICY
},
{
0x40000045,
strExplorer,
"NoEncryptOnMove",
SHELL_NO_POLICY
},
{
0x40000046,
strExplorer,
"DisableLocalMachineRun",
SHELL_NO_POLICY
},
{
0x40000047,
strExplorer,
"DisableCurrentUserRun",
SHELL_NO_POLICY
},
{
0x40000048,
strExplorer,
"DisableLocalMachineRunOnce",
SHELL_NO_POLICY
},
{
0x40000049,
strExplorer,
"DisableCurrentUserRunOnce",
SHELL_NO_POLICY
},
{
0x4000004A,
strExplorer,
"ForceActiveDesktopOn",
SHELL_NO_POLICY
},
{
0x4000004B,
strExplorer,
"NoComputersNearMe",
SHELL_NO_POLICY
},
{
0x4000004C,
strExplorer,
"NoViewOnDrive",
SHELL_NO_POLICY
},
{
0x4000004F,
strExplorer,
"NoSMMyDocs",
SHELL_NO_POLICY
},
{
0x40000061,
strExplorer,
"StartRunNoHOMEPATH",
SHELL_NO_POLICY
},
{
0x41000001,
strExplorer,
"NoDisconnect",
SHELL_NO_POLICY
},
{
0x41000002,
strExplorer,
"NoNTSecurity",
SHELL_NO_POLICY
},
{
0x41000003,
strExplorer,
"NoFileAssociate",
SHELL_NO_POLICY
},
{
0,
0,
0,
SHELL_NO_POLICY
}
};
/*************************************************************************
* SHRestricted [SHELL32.100]
*
* Get the value associated with a policy Id.
*
* PARAMS
* pol [I] Policy Id
*
* RETURNS
* The queried value for the policy.
*
* NOTES
* Exported by ordinal.
* This function caches the retrieved values to prevent unnecessary registry access,
* if SHInitRestricted() was previously called.
*
* REFERENCES
* a: MS System Policy Editor.
* b: 98Lite 2.0 (which uses many of these policy keys) http://www.98lite.net/
* c: 'The Windows 95 Registry', by John Woram, 1996 MIS: Press
*/
DWORD WINAPI SHRestricted (DWORD policy)
{
char regstr[256];
HKEY xhkey;
DWORD retval, datsize = 4;
LPPOLICYDATA p;
TRACE("(%08lx)\n", policy);
/* scan to see if we know this policy ID */
for (p = sh32_policy_table; p->policy; p++)
{
if (policy == p->policy)
{
break;
}
}
if (p->policy == 0)
{
/* we don't know this policy, return 0 */
TRACE("unknown policy: (%08lx)\n", policy);
return 0;
}
/* we have a known policy */
/* first check if this policy has been cached, return it if so */
if (p->cache != SHELL_NO_POLICY)
{
return p->cache;
}
lstrcpyA(regstr, strRegistryPolicyA);
lstrcatA(regstr, p->appstr);
/* return 0 and don't set the cache if any registry errors occur */
retval = 0;
if (RegOpenKeyA(HKEY_CURRENT_USER, regstr, &xhkey) == ERROR_SUCCESS)
{
if (RegQueryValueExA(xhkey, p->keystr, NULL, NULL, (LPBYTE)&retval, &datsize) == ERROR_SUCCESS)
{
p->cache = retval;
}
RegCloseKey(xhkey);
}
return retval;
}
/*************************************************************************
* SHInitRestricted [SHELL32.244]
*
* Initialise the policy cache to speed up calls to SHRestricted().
*
* PARAMS
* unused [I] Reserved.
* inpRegKey [I] Registry key to scan.
*
* RETURNS
* Success: -1. The policy cache is initialised.
* Failure: 0, if inpRegKey is any value other than NULL, "Policy", or
* "Software\Microsoft\Windows\CurrentVersion\Policies".
*
* NOTES
* Exported by ordinal. Introduced in Win98.
*/
BOOL WINAPI SHInitRestricted(LPCVOID unused, LPCVOID inpRegKey)
{
LPPOLICYDATA p;
TRACE("(%p, %p)\n", unused, inpRegKey);
/* first check - if input is non-NULL and points to the secret
key string, then pass. Otherwise return 0.
*/
if (inpRegKey != NULL)
{
if (SHELL_OsIsUnicode())
{
if (lstrcmpiA((LPSTR)inpRegKey, strRegistryPolicyA) ||
lstrcmpiA((LPSTR)inpRegKey, strPolicyA))
/* doesn't match, fail */
return 0;
}
else
{
if (lstrcmpiW((LPWSTR)inpRegKey, strRegistryPolicyW) ||
lstrcmpiW((LPWSTR)inpRegKey, strPolicyW))
/* doesn't match, fail */
return 0;
}
}
/* check passed, init all policy cache entries with SHELL_NO_POLICY */
for (p = sh32_policy_table; p->policy; p++)
{
p->cache = SHELL_NO_POLICY;
}
return SHELL_NO_POLICY;
}