/* * shpolicy.c - Data for shell/system policies. * * Copyright 1999 Ian Schmidt * * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, 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 #include #include #include "windef.h" #include "winbase.h" #include "winerror.h" #include "winreg.h" #include "shell32_main.h" #include "shlobj.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 strNoSettingsWizard[] = {"NoSettingsWizards"}; static const char strNoLogoff[] = {"NoLogoff"}; static const char strNoNetConDis[] = {"NoNetConnectDisconnect"}; static const char strNoViewContextMenu[] = {"NoViewContextMenu"}; static const char strNoTrayContextMenu[] = {"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 strSeparateProcess[] = {"SeparateProcess"}; 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 strNoSaveSetting[] = {"NoSaveSettings"}; static const char strNoClose[] = {"NoClose"}; static const char strNoRun[] = {"NoRun"}; /* policy data array */ static POLICYDATA sh32_policy_table[] = { { REST_NORUN, strExplorer, strNoRun, SHELL_NO_POLICY }, { REST_NOCLOSE, strExplorer, strNoClose, SHELL_NO_POLICY }, { REST_NOSAVESET, strExplorer, strNoSaveSetting, SHELL_NO_POLICY }, { REST_NOFILEMENU, strExplorer, strNoFileMenu, SHELL_NO_POLICY }, { REST_NOSETFOLDERS, strExplorer, strNoSetFld, SHELL_NO_POLICY }, { REST_NOSETTASKBAR, strExplorer, strNoSetTaskBar, SHELL_NO_POLICY }, { REST_NODESKTOP, strExplorer, strNoDesktop, SHELL_NO_POLICY }, { REST_NOFIND, strExplorer, strNoFind, SHELL_NO_POLICY }, { REST_NODRIVES, strExplorer, strNoDrives, SHELL_NO_POLICY }, { REST_NODRIVEAUTORUN, strExplorer, strNoDrivesAutoRun, SHELL_NO_POLICY }, { REST_NODRIVETYPEAUTORUN, strExplorer, strNoDriveTypeAtRun, SHELL_NO_POLICY }, { REST_NONETHOOD, strExplorer, strNoNetworkNeighborhood, SHELL_NO_POLICY }, { REST_STARTBANNER, strExplorer, strNoStartBanner, SHELL_NO_POLICY }, { REST_RESTRICTRUN, strExplorer, strRestrictRun, SHELL_NO_POLICY }, { REST_NOPRINTERTABS, strExplorer, strNoPrintTab, SHELL_NO_POLICY }, { REST_NOPRINTERDELETE, strExplorer, strNoDeletePrinters, SHELL_NO_POLICY }, { REST_NOPRINTERADD, strExplorer, strNoAddPrinters, SHELL_NO_POLICY }, { REST_NOSTARTMENUSUBFOLDERS, strExplorer, strNoStartMenuSubfolder, SHELL_NO_POLICY }, { REST_MYDOCSONNET, strExplorer, strMyDocsOnNet, SHELL_NO_POLICY }, { REST_NOEXITTODOS, strWinOldApp, strNoRealMode, SHELL_NO_POLICY }, { REST_ENFORCESHELLEXTSECURITY, strExplorer, strEnforceShlExtSecurity, SHELL_NO_POLICY }, { REST_LINKRESOLVEIGNORELINKINFO, strExplorer, strLnkResolveIgnoreLnkInfo, SHELL_NO_POLICY }, { REST_NOCOMMONGROUPS, strExplorer, strNoCommonGroups, SHELL_NO_POLICY }, { REST_SEPARATEDESKTOPPROCESS, strExplorer, strSeparateProcess, SHELL_NO_POLICY }, { REST_NOWEB, strExplorer, strNoWebMenu, SHELL_NO_POLICY }, { REST_NOTRAYCONTEXTMENU, strExplorer, strNoTrayContextMenu, SHELL_NO_POLICY }, { REST_NOVIEWCONTEXTMENU, strExplorer, strNoViewContextMenu, SHELL_NO_POLICY }, { REST_NONETCONNECTDISCONNECT, strExplorer, strNoNetConDis, SHELL_NO_POLICY }, { REST_STARTMENULOGOFF, strExplorer, strNoLogoff, SHELL_NO_POLICY }, { REST_NOSETTINGSASSIST, strExplorer, strNoSettingsWizard, SHELL_NO_POLICY }, { REST_NOINTERNETICON, strExplorer, strNoInetIcon, SHELL_NO_POLICY }, { REST_NORECENTDOCSHISTORY, strExplorer, strNoRecentDocHistory, SHELL_NO_POLICY }, { REST_NORECENTDOCSMENU, strExplorer, strNoRecentDocMenu, SHELL_NO_POLICY }, { REST_NOACTIVEDESKTOP, strExplorer, strNoActiveDesktop, SHELL_NO_POLICY }, { REST_NOACTIVEDESKTOPCHANGES, strExplorer, strNoActiveDesktopChanges, SHELL_NO_POLICY }, { REST_NOFAVORITESMENU, strExplorer, strNoFavoritesMenu, SHELL_NO_POLICY }, { REST_CLEARRECENTDOCSONEXIT, strExplorer, strClearRecentDocs, SHELL_NO_POLICY }, { REST_CLASSICSHELL, strExplorer, strClassicShell, SHELL_NO_POLICY }, { REST_NOCUSTOMIZEWEBVIEW, strExplorer, strNoCustomWebView, SHELL_NO_POLICY }, { REST_NOHTMLWALLPAPER, strActiveDesk, strNoHTMLWallpaper, SHELL_NO_POLICY }, { REST_NOCHANGINGWALLPAPER, strActiveDesk, strNoChangeWallpaper, SHELL_NO_POLICY }, { REST_NODESKCOMP, strActiveDesk, strNoComponent, SHELL_NO_POLICY }, { REST_NOADDDESKCOMP, strActiveDesk, strNoAddComponent, SHELL_NO_POLICY }, { REST_NODELDESKCOMP, strActiveDesk, strNoDelComponent, SHELL_NO_POLICY }, { REST_NOCLOSEDESKCOMP, strActiveDesk, strNoCloseComponent, SHELL_NO_POLICY }, { REST_NOCLOSE_DRAGDROPBAND, strActiveDesk, strNoCloseDragDrop, SHELL_NO_POLICY }, { REST_NOMOVINGBAND, strActiveDesk, strNoMovingBand, SHELL_NO_POLICY }, { REST_NOEDITDESKCOMP, strActiveDesk, strNoEditComponent, SHELL_NO_POLICY }, { REST_NORESOLVESEARCH, strExplorer, strNoResolveSearch, SHELL_NO_POLICY }, { REST_NORESOLVETRACK, strExplorer, strNoResolveTrk, SHELL_NO_POLICY }, { REST_FORCECOPYACLWITHFILE, strExplorer, strForceCopyACLW, SHELL_NO_POLICY }, { REST_NOLOGO3CHANNELNOTIFY, strExplorer, strNoMSAppLogo, SHELL_NO_POLICY }, { REST_NOFORGETSOFTWAREUPDATE, strExplorer, strNoForgetSoftwareUpdate, SHELL_NO_POLICY }, { REST_NOSETACTIVEDESKTOP, strExplorer, strNoSetActiveDesktop, SHELL_NO_POLICY }, { REST_NOUPDATEWINDOWS, strExplorer, strNoWindowsUpdate, SHELL_NO_POLICY }, { REST_NOCHANGESTARMENU, strExplorer, strNoChangeStartMenu, SHELL_NO_POLICY }, { REST_NOFOLDEROPTIONS, strExplorer, strNoFolderOptions, SHELL_NO_POLICY }, { REST_HASFINDCOMPUTERS, strExplorer, "FindComputers", SHELL_NO_POLICY }, { REST_INTELLIMENUS, strExplorer, "IntelliMenus", SHELL_NO_POLICY }, { REST_RUNDLGMEMCHECKBOX, strExplorer, "MemCheckBoxInRunDlg", SHELL_NO_POLICY }, { REST_ARP_ShowPostSetup, strAddRemoveProgs, "ShowPostSetup", SHELL_NO_POLICY }, { REST_NOCSC, strExplorer, "NoSyncAll", SHELL_NO_POLICY }, { REST_NOCONTROLPANEL, strExplorer, "NoControlPanel", SHELL_NO_POLICY }, { REST_ENUMWORKGROUP, strExplorer, "EnumWorkgroup", SHELL_NO_POLICY }, { REST_ARP_NOARP, strAddRemoveProgs, "NoAddRemovePrograms", SHELL_NO_POLICY }, { REST_ARP_NOREMOVEPAGE, strAddRemoveProgs, "NoRemovePage", SHELL_NO_POLICY }, { REST_ARP_NOADDPAGE, strAddRemoveProgs, "NoAddPage", SHELL_NO_POLICY }, { REST_ARP_NOWINSETUPPAGE, strAddRemoveProgs, "NoWindowsSetupPage", SHELL_NO_POLICY }, { REST_GREYMSIADS, strExplorer, "", SHELL_NO_POLICY }, { REST_NOCHANGEMAPPEDDRIVELABEL, strExplorer, "NoChangeMappedDriveLabel", SHELL_NO_POLICY }, { REST_NOCHANGEMAPPEDDRIVECOMMENT, strExplorer, "NoChangeMappedDriveComment", SHELL_NO_POLICY }, { REST_MaxRecentDocs, strExplorer, "MaxRecentDocs", SHELL_NO_POLICY }, { REST_NONETWORKCONNECTIONS, strExplorer, "NoNetworkConnections", SHELL_NO_POLICY }, { REST_FORCESTARTMENULOGOFF, strExplorer, "ForceStartMenuLogoff", SHELL_NO_POLICY }, { REST_NOWEBVIEW, strExplorer, "NoWebView", SHELL_NO_POLICY }, { REST_NOCUSTOMIZETHISFOLDER, strExplorer, "NoCustomizeThisFolder", SHELL_NO_POLICY }, { REST_NOENCRYPTION, strExplorer, "NoEncryption", SHELL_NO_POLICY }, { REST_ALLOWFRENCHENCRYPTION, strExplorer, "AllowFrenchEncryption", SHELL_NO_POLICY }, { REST_DONTSHOWSUPERHIDDEN, strExplorer, "DontShowSuperHidden", SHELL_NO_POLICY }, { REST_NOSHELLSEARCHBUTTON, strExplorer, "NoShellSearchButton", SHELL_NO_POLICY }, { REST_NOHARDWARETAB, strExplorer, "NoHardwareTab", SHELL_NO_POLICY }, { REST_NORUNASINSTALLPROMPT, strExplorer, "NoRunasInstallPrompt", SHELL_NO_POLICY }, { REST_PROMPTRUNASINSTALLNETPATH, strExplorer, "PromptRunasInstallNetPath", SHELL_NO_POLICY }, { REST_NOMANAGEMYCOMPUTERVERB, strExplorer, "NoManageMyComputerVerb", SHELL_NO_POLICY }, { REST_NORECENTDOCSNETHOOD, strExplorer, "NoRecentDocsNetHood", SHELL_NO_POLICY }, { REST_DISALLOWRUN, strExplorer, "DisallowRun", SHELL_NO_POLICY }, { REST_NOWELCOMESCREEN, strExplorer, "NoWelcomeScreen", SHELL_NO_POLICY }, { REST_RESTRICTCPL, strExplorer, "RestrictCpl", SHELL_NO_POLICY }, { REST_DISALLOWCPL, strExplorer, "DisallowCpl", SHELL_NO_POLICY }, { REST_NOSMBALLOONTIP, strExplorer, "NoSMBalloonTip", SHELL_NO_POLICY }, { REST_NOSMHELP, strExplorer, "NoSMHelp", SHELL_NO_POLICY }, { REST_NOWINKEYS, strExplorer, "NoWinKeys", SHELL_NO_POLICY }, { REST_NOENCRYPTONMOVE, strExplorer, "NoEncryptOnMove", SHELL_NO_POLICY }, { REST_NOLOCALMACHINERUN, strExplorer, "DisableLocalMachineRun", SHELL_NO_POLICY }, { REST_NOCURRENTUSERRUN, strExplorer, "DisableCurrentUserRun", SHELL_NO_POLICY }, { REST_NOLOCALMACHINERUNONCE, strExplorer, "DisableLocalMachineRunOnce", SHELL_NO_POLICY }, { REST_NOCURRENTUSERRUNONCE, strExplorer, "DisableCurrentUserRunOnce", SHELL_NO_POLICY }, { REST_FORCEACTIVEDESKTOPON, strExplorer, "ForceActiveDesktopOn", SHELL_NO_POLICY }, { REST_NOCOMPUTERSNEARME, strExplorer, "NoComputersNearMe", SHELL_NO_POLICY }, { REST_NOVIEWONDRIVE, strExplorer, "NoViewOnDrive", SHELL_NO_POLICY }, { REST_NONETCRAWL, strExplorer, "NoNetCrawl", SHELL_NO_POLICY }, { REST_NOSHAREDDOCUMENTS, strExplorer, "NoSharedDocs", SHELL_NO_POLICY }, { REST_NOSMMYDOCS, strExplorer, "NoSMMyDocs", SHELL_NO_POLICY }, /* 0x4000050 - 0x4000060 */ { REST_NONLEGACYSHELLMODE, strExplorer, "NoneLegacyShellMode", SHELL_NO_POLICY }, { REST_STARTRUNNOHOMEPATH, strExplorer, "StartRunNoHOMEPATH", SHELL_NO_POLICY }, /* 0x4000061 - 0x4000086 */ { REST_NODISCONNECT, strExplorer, "NoDisconnect", SHELL_NO_POLICY }, { REST_NOSECURITY, strExplorer, "NoNTSecurity", SHELL_NO_POLICY }, { REST_NOFILEASSOCIATE, strExplorer, "NoFileAssociate", SHELL_NO_POLICY }, { 0x50000024, strExplorer, strNoFileURL, 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 (RESTRICTIONS policy) { char regstr[256]; HKEY xhkey; DWORD retval, datsize = 4; LPPOLICYDATA p; TRACE("(%08x)\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: (%08x)\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, "\\"); 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) { 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 (lstrcmpiW(inpRegKey, strRegistryPolicyW) && lstrcmpiW(inpRegKey, strPolicyW)) /* doesn't match, fail */ return FALSE; } else { if (lstrcmpiA(inpRegKey, strRegistryPolicyA) && lstrcmpiA(inpRegKey, strPolicyA)) /* doesn't match, fail */ return FALSE; } } return TRUE; }