windows-nt/Source/XPSP1/NT/termsrv/regapi/create.c
2020-09-26 16:20:57 +08:00

867 lines
23 KiB
C

/*************************************************************************
*
* Create.c
*
* Create Register APIs
*
* Copyright (c) 1998 Microsoft Corporation
*
* $Author:
*
*
*************************************************************************/
/*
* Includes
*/
#include <nt.h>
#include <ntrtl.h>
#include <nturtl.h>
#include <stdio.h>
#include <string.h>
#include <windows.h>
#include <ntddkbd.h>
#include <ntddmou.h>
#include <winstaw.h>
#include <regapi.h>
/*
* Procedures defined
*/
VOID CreateWinStaCreate( HKEY, PWINSTATIONCREATE );
VOID CreateUserConfig( HKEY, PUSERCONFIG );
VOID CreateConfig( HKEY, PWINSTATIONCONFIG );
VOID CreateNetwork( BOOLEAN, HKEY, PNETWORKCONFIG );
VOID CreateNasi( BOOLEAN, HKEY, PNASICONFIG );
VOID CreateAsync( BOOLEAN, HKEY, PASYNCCONFIG );
VOID CreateOemTd( BOOLEAN, HKEY, POEMTDCONFIG );
VOID CreateFlow( BOOLEAN, HKEY, PFLOWCONTROLCONFIG );
VOID CreateConnect( BOOLEAN, HKEY, PCONNECTCONFIG );
VOID CreateCd( HKEY, PCDCONFIG );
VOID CreateWd( HKEY, PWDCONFIG );
VOID CreatePdConfig( BOOLEAN, HKEY, PPDCONFIG, ULONG );
VOID CreatePdConfig2( BOOLEAN, HKEY, PPDCONFIG2, ULONG );
VOID CreatePdConfig3( HKEY, PPDCONFIG3, ULONG );
VOID CreatePdParams( BOOLEAN, HKEY, SDCLASS, PPDPARAMS );
VOID SetWallPaperDisabled( HKEY, BOOLEAN );
/*
* procedures used
*/
LONG SetNumValue( BOOLEAN, HKEY, LPWSTR, DWORD );
LONG SetNumValueEx( BOOLEAN, HKEY, LPWSTR, DWORD, DWORD );
LONG SetStringValue( BOOLEAN, HKEY, LPWSTR, LPWSTR );
LONG SetStringValueEx( BOOLEAN, HKEY, LPWSTR, DWORD, LPWSTR );
/*******************************************************************************
*
* CreateWinStaCreate
*
* Create WINSTATIONCREATE structure
*
* ENTRY:
*
* Handle (input)
* registry handle
* pCreate (input)
* pointer to WINSTATIONCREATE structure
*
* EXIT:
* nothing
*
******************************************************************************/
VOID
CreateWinStaCreate( HKEY Handle,
PWINSTATIONCREATE pCreate )
{
SetNumValue( TRUE, Handle,
WIN_ENABLEWINSTATION, pCreate->fEnableWinStation );
SetNumValue( TRUE, Handle,
WIN_MAXINSTANCECOUNT, pCreate->MaxInstanceCount );
}
/*******************************************************************************
*
* CreateUserConfig
*
* Create USERCONFIG structure
*
* ENTRY:
*
* Handle (input)
* registry handle
* pUser (input)
* pointer to USERCONFIG structure
*
* EXIT:
* nothing
*
******************************************************************************/
VOID
CreateUserConfig( HKEY Handle,
PUSERCONFIG pUser )
{
UCHAR seed;
UNICODE_STRING UnicodePassword;
WCHAR encPassword[ PASSWORD_LENGTH + 2 ];
SetNumValue( TRUE, Handle,
WIN_INHERITAUTOLOGON, pUser->fInheritAutoLogon );
SetNumValue( TRUE, Handle,
WIN_INHERITRESETBROKEN, pUser->fInheritResetBroken );
SetNumValue( TRUE, Handle,
WIN_INHERITRECONNECTSAME, pUser->fInheritReconnectSame );
SetNumValue( TRUE, Handle,
WIN_INHERITINITIALPROGRAM, pUser->fInheritInitialProgram );
SetNumValue( TRUE, Handle, WIN_INHERITCALLBACK, pUser->fInheritCallback );
SetNumValue( TRUE, Handle,
WIN_INHERITCALLBACKNUMBER, pUser->fInheritCallbackNumber );
SetNumValue( TRUE, Handle, WIN_INHERITSHADOW, pUser->fInheritShadow );
SetNumValue( TRUE, Handle,
WIN_INHERITMAXSESSIONTIME, pUser->fInheritMaxSessionTime );
SetNumValue( TRUE, Handle,
WIN_INHERITMAXDISCONNECTIONTIME, pUser->fInheritMaxDisconnectionTime );
SetNumValue( TRUE, Handle,
WIN_INHERITMAXIDLETIME, pUser->fInheritMaxIdleTime );
SetNumValue( TRUE, Handle,
WIN_INHERITAUTOCLIENT, pUser->fInheritAutoClient );
SetNumValue( TRUE, Handle,
WIN_INHERITSECURITY, pUser->fInheritSecurity );
SetNumValue( TRUE, Handle,
WIN_PROMPTFORPASSWORD, pUser->fPromptForPassword );
//NA 2/23/01
SetNumValue( TRUE, Handle,
WIN_INHERITCOLORDEPTH, pUser->fInheritColorDepth );
SetNumValue( TRUE, Handle, WIN_RESETBROKEN, pUser->fResetBroken );
SetNumValue( TRUE, Handle, WIN_RECONNECTSAME, pUser->fReconnectSame );
SetNumValue( TRUE, Handle, WIN_LOGONDISABLED, pUser->fLogonDisabled );
SetNumValue( TRUE, Handle, WIN_AUTOCLIENTDRIVES, pUser->fAutoClientDrives );
SetNumValue( TRUE, Handle, WIN_AUTOCLIENTLPTS, pUser->fAutoClientLpts );
SetNumValue( TRUE, Handle, WIN_FORCECLIENTLPTDEF, pUser->fForceClientLptDef );
SetNumValue( TRUE, Handle, WIN_DISABLEENCRYPTION, pUser->fDisableEncryption );
SetNumValue( TRUE, Handle, WIN_HOMEDIRECTORYMAPROOT, pUser->fHomeDirectoryMapRoot );
SetNumValue( TRUE, Handle, WIN_USEDEFAULTGINA, pUser->fUseDefaultGina );
SetNumValue( TRUE, Handle, WIN_DISABLECPM, pUser->fDisableCpm );
SetNumValue( TRUE, Handle, WIN_DISABLECDM, pUser->fDisableCdm );
SetNumValue( TRUE, Handle, WIN_DISABLECCM, pUser->fDisableCcm );
SetNumValue( TRUE, Handle, WIN_DISABLELPT, pUser->fDisableLPT );
SetNumValue( TRUE, Handle, WIN_DISABLECLIP, pUser->fDisableClip );
SetNumValue( TRUE, Handle, WIN_DISABLEEXE, pUser->fDisableExe );
SetNumValue( TRUE, Handle, WIN_DISABLECAM, pUser->fDisableCam );
SetStringValue( TRUE, Handle, WIN_USERNAME, pUser->UserName );
SetStringValue( TRUE, Handle, WIN_DOMAIN, pUser->Domain );
// check for password if there is one then encrypt it
if ( wcslen( pUser->Password ) ) {
// generate unicode string
RtlInitUnicodeString( &UnicodePassword, pUser->Password );
// encrypt password in place
seed = 0;
RtlRunEncodeUnicodeString( &seed, &UnicodePassword );
// pack seed and encrypted password
encPassword[0] = seed;
RtlMoveMemory( &encPassword[1], pUser->Password, sizeof(pUser->Password) );
// store encrypted password
SetStringValue( TRUE, Handle, WIN_PASSWORD, encPassword );
}
else {
// store empty password
SetStringValue( TRUE, Handle, WIN_PASSWORD, pUser->Password );
}
SetStringValue( TRUE, Handle, WIN_WORKDIRECTORY, pUser->WorkDirectory );
SetStringValue( TRUE, Handle, WIN_INITIALPROGRAM, pUser->InitialProgram );
SetStringValue( TRUE, Handle, WIN_CALLBACKNUMBER, pUser->CallbackNumber );
SetNumValue( TRUE, Handle, WIN_CALLBACK, pUser->Callback );
SetNumValue( TRUE, Handle, WIN_SHADOW, pUser->Shadow );
SetNumValue( TRUE, Handle, WIN_MAXCONNECTIONTIME, pUser->MaxConnectionTime );
SetNumValue( TRUE, Handle,
WIN_MAXDISCONNECTIONTIME, pUser->MaxDisconnectionTime );
SetNumValue( TRUE, Handle, WIN_MAXIDLETIME, pUser->MaxIdleTime );
SetNumValue( TRUE, Handle, WIN_KEYBOARDLAYOUT, pUser->KeyboardLayout );
SetNumValue( TRUE, Handle, WIN_MINENCRYPTIONLEVEL, pUser->MinEncryptionLevel );
//NA 2/23/01
SetNumValue( TRUE, Handle,
POLICY_TS_COLOR_DEPTH, pUser->ColorDepth );
if ( pUser->fWallPaperDisabled )
SetWallPaperDisabled( Handle, TRUE );
else
SetWallPaperDisabled( Handle, FALSE );
SetStringValue( TRUE, Handle, WIN_NWLOGONSERVER, pUser->NWLogonServer);
SetStringValue( TRUE, Handle, WIN_WFPROFILEPATH, pUser->WFProfilePath);
}
/*******************************************************************************
*
* CreateConfig
*
* Create WINSTATIONCONFIG structure
*
* ENTRY:
*
* Handle (input)
* registry handle
* pConfig (input)
* pointer to WINSTATIONCONFIG structure
*
* EXIT:
* nothing
*
******************************************************************************/
VOID
CreateConfig( HKEY Handle,
PWINSTATIONCONFIG pConfig )
{
SetStringValue( TRUE, Handle, WIN_COMMENT, pConfig->Comment );
CreateUserConfig( Handle, &pConfig->User );
}
/*******************************************************************************
*
* CreateNetwork
*
* Create NETWORKCONFIG structure
*
* ENTRY:
*
* bSetValue (input)
* TRUE to set value; FALSE to delete from registry
* Handle (input)
* registry handle
* pNetwork (input)
* pointer to NETWORKCONFIG structure
*
* EXIT:
* nothing
*
******************************************************************************/
VOID
CreateNetwork( BOOLEAN bSetValue,
HKEY Handle,
PNETWORKCONFIG pNetwork )
{
SetNumValue( bSetValue, Handle, WIN_LANADAPTER, pNetwork->LanAdapter );
}
/*******************************************************************************
*
* CreateNasi
*
* Create NASICONFIG structure
*
* ENTRY:
*
* bSetValue (input)
* TRUE to set value; FALSE to delete from registry
* Handle (input)
* registry handle
* pNetwork (input)
* pointer to NETWORKCONFIG structure
*
* EXIT:
* nothing
*
******************************************************************************/
VOID
CreateNasi( BOOLEAN bSetValue,
HKEY Handle,
PNASICONFIG pNasi )
{
UCHAR seed;
UNICODE_STRING UnicodePassword;
WCHAR encPassword[ NASIPASSWORD_LENGTH + 2 ];
// check for password if there is one then encrypt it
if ( wcslen( pNasi->PassWord ) ) {
// generate unicode string
RtlInitUnicodeString( &UnicodePassword, pNasi->PassWord );
// encrypt password in place
seed = 0;
RtlRunEncodeUnicodeString( &seed, &UnicodePassword );
// pack seed and encrypted password
encPassword[0] = seed;
RtlMoveMemory( &encPassword[1], pNasi->PassWord, sizeof(pNasi->PassWord) );
// store encrypted password
SetStringValue( TRUE, Handle, WIN_NASIPASSWORD, encPassword );
}
else {
// store empty password
SetStringValue( TRUE, Handle, WIN_NASIPASSWORD, pNasi->PassWord );
}
SetStringValue( bSetValue, Handle, WIN_NASISPECIFICNAME, pNasi->SpecificName );
SetStringValue( bSetValue, Handle, WIN_NASIUSERNAME, pNasi->UserName );
SetStringValue( bSetValue, Handle, WIN_NASISESSIONNAME, pNasi->SessionName );
SetStringValue( bSetValue, Handle, WIN_NASIFILESERVER, pNasi->FileServer );
SetNumValue( bSetValue, Handle, WIN_NASIGLOBALSESSION, pNasi->GlobalSession );
}
/*******************************************************************************
*
* CreateAsync
*
* Create ASYNCCONFIG structure
*
* ENTRY:
*
* bSetValue (input)
* TRUE to set value; FALSE to delete from registry
* Handle (input)
* registry handle
* pAsync (input)
* pointer to ASYNCCONFIG structure
*
* EXIT:
* nothing
*
******************************************************************************/
VOID
CreateAsync( BOOLEAN bSetValue,
HKEY Handle,
PASYNCCONFIG pAsync )
{
SetStringValue( bSetValue, Handle, WIN_DEVICENAME, pAsync->DeviceName );
SetStringValue( bSetValue, Handle, WIN_MODEMNAME, pAsync->ModemName );
SetNumValue( bSetValue, Handle, WIN_BAUDRATE, pAsync->BaudRate );
SetNumValue( bSetValue, Handle, WIN_PARITY, pAsync->Parity );
SetNumValue( bSetValue, Handle, WIN_STOPBITS, pAsync->StopBits );
SetNumValue( bSetValue, Handle, WIN_BYTESIZE, pAsync->ByteSize );
SetNumValue( bSetValue, Handle, WIN_ENABLEDSRSENSITIVITY, pAsync->fEnableDsrSensitivity );
SetNumValue( bSetValue, Handle, WIN_CONNECTIONDRIVER, pAsync->fConnectionDriver );
CreateFlow( bSetValue, Handle, &pAsync->FlowControl );
CreateConnect( bSetValue, Handle, &pAsync->Connect );
}
/*******************************************************************************
*
* CreateOemTd
*
* Create OEMTDCONFIG structure
*
* ENTRY:
*
* bSetValue (input)
* TRUE to set value; FALSE to delete from registry
* Handle (input)
* registry handle
* pOemTd (input)
* pointer to OEMTDCONFIG structure
*
* EXIT:
* nothing
*
******************************************************************************/
VOID
CreateOemTd( BOOLEAN bSetValue,
HKEY Handle,
POEMTDCONFIG pOemTd )
{
SetNumValue( bSetValue, Handle, WIN_OEMTDADAPTER, pOemTd->Adapter );
SetStringValue( bSetValue, Handle, WIN_OEMTDDEVICENAME, pOemTd->DeviceName );
SetNumValue( bSetValue, Handle, WIN_OEMTDFLAGS, pOemTd->Flags );
}
/*******************************************************************************
*
* CreateFlow
*
* Create FLOWCONTROLCONFIG structure
*
* ENTRY:
*
* bSetValue (input)
* TRUE to set value; FALSE to delete from registry
* Handle (input)
* registry handle
* pFlow (input)
* pointer to FLOWCONTROLCONFIG structure
*
* EXIT:
* nothing
*
******************************************************************************/
VOID
CreateFlow( BOOLEAN bSetValue,
HKEY Handle,
PFLOWCONTROLCONFIG pFlow )
{
SetNumValue( bSetValue, Handle, WIN_FLOWSOFTWARERX, pFlow->fEnableSoftwareRx );
SetNumValue( bSetValue, Handle, WIN_FLOWSOFTWARETX, pFlow->fEnableSoftwareTx );
SetNumValue( bSetValue, Handle, WIN_ENABLEDTR, pFlow->fEnableDTR );
SetNumValue( bSetValue, Handle, WIN_ENABLERTS, pFlow->fEnableRTS );
SetNumValue( bSetValue, Handle, WIN_XONCHAR, pFlow->XonChar );
SetNumValue( bSetValue, Handle, WIN_XOFFCHAR, pFlow->XoffChar );
SetNumValue( bSetValue, Handle, WIN_FLOWTYPE, pFlow->Type );
SetNumValue( bSetValue, Handle, WIN_FLOWHARDWARERX, pFlow->HardwareReceive );
SetNumValue( bSetValue, Handle, WIN_FLOWHARDWARETX, pFlow->HardwareTransmit );
}
/*******************************************************************************
*
* CreateConnect
*
* Create CONNECTCONFIG structure
*
* ENTRY:
*
* bSetValue (input)
* TRUE to set value; FALSE to delete from registry
* Handle (input)
* registry handle
* pConnect (input)
* pointer to CONNECTCONFIG structure
*
* EXIT:
* nothing
*
******************************************************************************/
VOID
CreateConnect( BOOLEAN bSetValue,
HKEY Handle,
PCONNECTCONFIG pConnect )
{
SetNumValue( bSetValue, Handle, WIN_CONNECTTYPE, pConnect->Type );
SetNumValue( bSetValue, Handle, WIN_ENABLEBREAKDISCONNECT, pConnect->fEnableBreakDisconnect );
}
/*******************************************************************************
*
* CreateCd
*
* Create CDCONFIG structure
*
* ENTRY:
*
* Handle (input)
* registry handle
* pCdConfig (input)
* pointer to CDCONFIG structure
*
* EXIT:
* nothing
*
******************************************************************************/
VOID
CreateCd( HKEY Handle,
PCDCONFIG pCdConfig )
{
SetNumValue( TRUE, Handle, WIN_CDCLASS, pCdConfig->CdClass );
SetStringValue( TRUE, Handle, WIN_CDNAME, pCdConfig->CdName );
SetStringValue( TRUE, Handle, WIN_CDDLL, pCdConfig->CdDLL );
SetNumValue( TRUE, Handle, WIN_CDFLAG, pCdConfig->CdFlag );
}
/*******************************************************************************
*
* CreateWd
*
* Create WDCONFIG structure
*
* ENTRY:
*
* Handle (input)
* registry handle
* pWd (input)
* pointer to WDCONFIG structure
*
* EXIT:
* nothing
*
******************************************************************************/
VOID
CreateWd( HKEY Handle,
PWDCONFIG pWd )
{
SetStringValue( TRUE, Handle, WIN_WDNAME, pWd->WdName );
SetStringValue( TRUE, Handle, WIN_WDDLL, pWd->WdDLL );
SetStringValue( TRUE, Handle, WIN_WSXDLL, pWd->WsxDLL );
SetNumValue( TRUE, Handle, WIN_WDFLAG, pWd->WdFlag );
SetNumValue( TRUE, Handle, WIN_INPUTBUFFERLENGTH, pWd->WdInputBufferLength );
SetStringValue( TRUE, Handle, WIN_CFGDLL, pWd->CfgDLL );
SetStringValue( TRUE, Handle, WIN_WDPREFIX, pWd->WdPrefix );
}
/*******************************************************************************
*
* CreatePdConfig
*
* Create PDCONFIG structure
*
* ENTRY:
*
* bCreate (input)
* TRUE for create; FALSE for update.
* Handle (input)
* registry handle
* pConfig (input)
* pointer to array of PDCONFIG structures
* Count (input)
* number of elements in PDCONFIG array
*
* EXIT:
* nothing
*
******************************************************************************/
VOID
CreatePdConfig( BOOLEAN bCreate,
HKEY Handle,
PPDCONFIG pConfig,
ULONG Count )
{
ULONG i;
for ( i=0; i<Count; i++ ) {
if ( !bCreate || (pConfig[i].Create.SdClass != SdNone) ) {
CreatePdConfig2( bCreate, Handle, &pConfig[i].Create, i );
CreatePdParams( bCreate, Handle,
pConfig[i].Create.SdClass,
&pConfig[i].Params );
}
}
}
/*******************************************************************************
*
* CreatePdConfig2
*
* Create PDCONFIG2 structure
*
* ENTRY:
*
* bCreate (input)
* TRUE for create; FALSE for update.
* Handle (input)
* registry handle
* pPd (input)
* pointer to PDCONFIG2 structure
* Index (input)
* Index (array index)
*
* EXIT:
* nothing
*
******************************************************************************/
VOID
CreatePdConfig2( BOOLEAN bCreate,
HKEY Handle,
PPDCONFIG2 pPd2,
ULONG Index )
{
BOOLEAN bSetValue = bCreate ?
TRUE :
((pPd2->SdClass == SdNone) ?
FALSE : TRUE);
SetStringValueEx( bSetValue, Handle, WIN_PDNAME, Index, pPd2->PdName );
SetNumValueEx( bSetValue, Handle, WIN_PDCLASS, Index, pPd2->SdClass );
SetStringValueEx( bSetValue, Handle, WIN_PDDLL, Index, pPd2->PdDLL );
SetNumValueEx( bSetValue, Handle, WIN_PDFLAG, Index, pPd2->PdFlag );
if ( Index == 0 ) {
SetNumValue( bSetValue, Handle, WIN_OUTBUFLENGTH, pPd2->OutBufLength );
SetNumValue( bSetValue, Handle, WIN_OUTBUFCOUNT, pPd2->OutBufCount );
SetNumValue( bSetValue, Handle, WIN_OUTBUFDELAY, pPd2->OutBufDelay );
SetNumValue( bSetValue, Handle, WIN_INTERACTIVEDELAY, pPd2->InteractiveDelay );
SetNumValue( bSetValue, Handle, WIN_PORTNUMBER, pPd2->PortNumber );
SetNumValue( bSetValue, Handle, WIN_KEEPALIVETIMEOUT, pPd2->KeepAliveTimeout );
}
}
/*******************************************************************************
*
* CreatePdConfig3
*
* Create PDCONFIG3 structure
*
* ENTRY:
*
* Handle (input)
* registry handle
* pPd (input)
* pointer to PDCONFIG3 structure
* Index (input)
* Index (array index)
*
* EXIT:
* nothing
*
******************************************************************************/
VOID
CreatePdConfig3( HKEY Handle,
PPDCONFIG3 pPd3,
ULONG Index )
{
CreatePdConfig2( TRUE, Handle, &pPd3->Data, Index );
SetStringValue( TRUE, Handle, WIN_SERVICENAME,
pPd3->ServiceName );
SetStringValue( TRUE, Handle, WIN_CONFIGDLL,
pPd3->ConfigDLL );
}
/*******************************************************************************
*
* CreatePdParams
*
* create PDPARAMS structure
*
* ENTRY:
*
* bCreate (input)
* TRUE for create; FALSE for update.
* Handle (input)
* registry handle
* SdClass (input)
* type of PD
* pParams (input)
* pointer to PDPARAMS structure
*
* EXIT:
* nothing
*
******************************************************************************/
VOID
CreatePdParams( BOOLEAN bCreate,
HKEY Handle,
SDCLASS SdClass,
PPDPARAMS pParams )
{
BOOLEAN bSetValue = bCreate ?
TRUE :
((SdClass == SdNone) ?
FALSE : TRUE);
switch ( SdClass ) {
case SdNetwork :
CreateNetwork( bSetValue, Handle, &pParams->Network );
break;
case SdNasi :
CreateNasi( bSetValue, Handle, &pParams->Nasi );
break;
case SdAsync :
CreateAsync( bSetValue, Handle, &pParams->Async );
break;
case SdOemTransport :
CreateOemTd( bSetValue, Handle, &pParams->OemTd );
break;
}
}
#define CONTROL_PANEL L"Control Panel"
#define DESKTOP L"Desktop"
#define WALLPAPER L"Wallpaper"
#define NONE L"(None)"
/*******************************************************************************
*
* SetWallPaperDisabled
*
* Disable desktop wallpaper
*
* ENTRY:
*
* Handle (input)
* registry handle
* DisableWallPaper (input)
* flag to disable wall paper
*
* EXIT:
* nothing
*
******************************************************************************/
void
SetWallPaperDisabled( HKEY Handle, BOOLEAN bDisableWallPaper ) {
HKEY Handle1;
HKEY Handle2;
HKEY Handle3;
DWORD Disp;
if ( bDisableWallPaper ) {
if ( RegCreateKeyEx( Handle, WIN_USEROVERRIDE, 0, NULL,
REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS,
NULL, &Handle1, &Disp ) != ERROR_SUCCESS ) {
goto error;
}
if ( RegCreateKeyEx( Handle1, CONTROL_PANEL, 0, NULL,
REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS,
NULL, &Handle2, &Disp ) != ERROR_SUCCESS ) {
RegCloseKey( Handle1 );
goto error;
}
RegCloseKey( Handle1 );
if ( RegCreateKeyEx( Handle2, DESKTOP, 0, NULL,
REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS,
NULL, &Handle3, &Disp ) != ERROR_SUCCESS ) {
RegCloseKey( Handle2 );
goto error;
}
RegCloseKey( Handle2 );
(void)RegSetValueEx( Handle3, WALLPAPER, 0, REG_SZ,
(BYTE *)NONE, (wcslen(NONE) + 1 ) << 1);
RegCloseKey( Handle3 );
}
else {
if ( RegOpenKeyEx( Handle, WIN_USEROVERRIDE, 0, KEY_ALL_ACCESS,
&Handle1 ) != ERROR_SUCCESS ) {
goto error;
}
if ( RegOpenKeyEx( Handle1, CONTROL_PANEL, 0, KEY_ALL_ACCESS,
&Handle2 ) != ERROR_SUCCESS ) {
RegCloseKey( Handle1 );
goto error;
}
if ( RegDeleteKey( Handle2, DESKTOP ) != ERROR_SUCCESS ) {
RegCloseKey( Handle2 );
RegCloseKey( Handle1 );
goto error;
}
RegCloseKey( Handle2 );
if ( RegDeleteKey( Handle1, CONTROL_PANEL ) != ERROR_SUCCESS ) {
RegCloseKey( Handle1 );
goto error;
}
RegCloseKey( Handle1 );
if ( RegDeleteKey( Handle, WIN_USEROVERRIDE ) != ERROR_SUCCESS ) {
goto error;
}
}
error:
return;
}