Leaked source code of windows server 2003
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//+---------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1991 - 1999.
//
// File: catreg.cxx
//
// Contents: Catalog registry helper classes
//
// History: 13-Dec-1996 dlee split from cicat.cxx
//
//----------------------------------------------------------------------------
#include <pch.cxx>
#pragma hdrstop
#include <lm.h>
#include <ciregkey.hxx>
#include <regacc.hxx>
#include <pathpars.hxx>
#include <regscp.hxx>
#include <cimbmgr.hxx>
#include <lcase.hxx>
#include "cicat.hxx"
#include "cinulcat.hxx"
#include "catreg.hxx"
//+-------------------------------------------------------------------------
//
// Member: CIISVirtualDirectories::CallBack, public
//
// Synopsis: Adds a virtual directory to the list
//
// Arguments: [pwcIISVPath] -- Virtual Root
// [pwcIISPPath] -- Physical path of vroot
// [fIsIndexed] -- TRUE if vroot should be indexed
// [dwAccess] -- IIS access permissions
// [pwcUser] -- Username for logons if pwcPRoot is a UNC
// [pwcPassword] -- Password for logons if pwcPRoot is a UNC
// [fIsAVRoot] -- TRUE if a vroot, FALSE if a vpath
//
// History: 2-Sep-97 dlee Created
//
//--------------------------------------------------------------------------
SCODE CIISVirtualDirectories::CallBack(
WCHAR const * pwcIISVPath,
WCHAR const * pwcIISPPath,
BOOL fIsIndexed,
DWORD dwAccess,
WCHAR const * pwcUser,
WCHAR const * pwcPassword,
BOOL fIsAVRoot )
{
ciDebugOut(( DEB_ITRACE, "CII::CB '%ws' '%ws', %d, %#x, %d\n",
pwcIISVPath,
pwcIISPPath,
fIsIndexed,
dwAccess,
fIsAVRoot ));
BOOL fReadable = ( 0 != ( dwAccess & MD_ACCESS_READ ) );
//
// Treat unreadable paths the same as nonindexed paths
//
if ( !fReadable )
{
fIsIndexed = FALSE;
fReadable = TRUE;
}
//
// Ignore vdirs that are indexed -- they are indexed by the vroot
// under which they fall.
//
if ( !fIsAVRoot && fIsIndexed )
return STATUS_SUCCESS;
CLowcaseBuf lcPPath( pwcIISPPath );
WCHAR * pwcPRoot = lcPPath.GetWriteable();
unsigned cwcPRoot = lcPPath.Length();
BOOL fValidPRoot = FALSE;
if (cwcPRoot >= 3 &&
pwcPRoot[1] == L':' &&
pwcPRoot[2] == L'\\')
{
fValidPRoot = TRUE;
}
else if ( cwcPRoot == 2 &&
pwcPRoot[1] == L':' )
{
// Treat this as the root of the drive. Append a backslash.
pwcPRoot[2] = L'\\';
cwcPRoot++;
pwcPRoot[cwcPRoot] = 0;
fValidPRoot = TRUE;
}
else if ( CiCat::IsUNCName( pwcPRoot ) )
{
fValidPRoot = TRUE;
}
//
// This is probably obsolete in the metabase world:
// Flip slashes. Believe it or not, Gibraltar allows physical paths to
// have slashes in place of backslashes.
//
lcPPath.ForwardToBackSlash();
//
// Remove the trailing backslash if it exists
//
if ( cwcPRoot > 3 && L'\\' == pwcPRoot[ cwcPRoot - 1 ] )
{
cwcPRoot--;
pwcPRoot[ cwcPRoot ] = 0;
}
//
// Remember the root if it's valid
//
if ( fValidPRoot )
{
CLowcaseBuf lcVPath( pwcIISVPath );
lcVPath.ForwardToBackSlash();
WCHAR * pwcVRoot = lcVPath.GetWriteable();
unsigned cwcVRoot = lcVPath.Length();
XPtr<CIISVirtualDirectory> xvdir( new CIISVirtualDirectory( pwcVRoot,
pwcPRoot,
fIsIndexed,
dwAccess,
pwcUser,
pwcPassword,
fIsAVRoot ) );
_aDirectories.Add( xvdir.GetPointer(), _aDirectories.Count() );
_htDirectories.Add( xvdir.GetPointer() );
xvdir.Acquire();
}
return S_OK;
} //CallBack
//+-------------------------------------------------------------------------
//
// Member: CIISVirtualDirectories::Lookup, public
//
// Synopsis: Looks for a virtual directory exact match in the list
//
// Arguments: [pwcVPath] -- Virtual path
// [cwcVPath] -- # characters in pwcVPath
// [pwcPPath] -- Physical path
// [cwcPPath] -- # characters in pwcPPath
//
// Returns: TRUE if a match was found.
//
// History: 2-Sep-97 dlee Created
//
//--------------------------------------------------------------------------
BOOL CIISVirtualDirectories::Lookup(
WCHAR const * pwcVPath,
unsigned cwcVPath,
WCHAR const * pwcPPath,
unsigned cwcPPath )
{
CIISVirtualDirectory * pDir = _htDirectories.Lookup( pwcVPath );
if ( 0 != pDir )
{
//
// Physical paths don't have a terminating backslash. They
// are stripped by the callback unless it's a drive root like x:\
// OR for input pwcVPath a unc root like \\machine\share\
//
if ( ( cwcPPath > 3 ) &&
( L'\\' == pwcPPath[ cwcPPath - 1 ] ) )
cwcPPath--;
Win4Assert( 3 == cwcPPath ||
L'\\' != pwcPPath[ cwcPPath - 1 ] );
Win4Assert( 3 == pDir->PPathLen() ||
L'\\' != pDir->PPath()[ pDir->PPathLen() - 1 ] );
if ( cwcPPath == pDir->PPathLen() &&
RtlEqualMemory( pwcPPath, pDir->PPath(), cwcPPath * sizeof WCHAR ) )
return TRUE;
}
return FALSE;
} //Lookup
//+-------------------------------------------------------------------------
//
// Member: CIISVirtualDirectories::Enum, public
//
// Synopsis: Adds directories in the list to the catalog
//
// Arguments: [cicat] -- The catalog into which vdirs are added
//
// History: 2-Sep-97 dlee Created
//
//--------------------------------------------------------------------------
void CIISVirtualDirectories::Enum( CiCat & cicat )
{
for ( unsigned i = 0; i < _aDirectories.Count(); i++ )
{
CIISVirtualDirectory & vdir = * _aDirectories[i];
ciDebugOut(( DEB_WARN,
"adding %s %s %ws %s '%ws', proot '%ws'\n",
( MD_ACCESS_READ & vdir.Access() ) ? "readable" : "unreadable",
vdir.IsIndexed() ? "indexed" : "non-indexed",
GetVRootService( _eType ),
vdir.IsAVRoot() ? "vroot" : "vpath",
vdir.VPath(),
vdir.PPath() ));
cicat.AddVirtualScope( vdir.VPath(),
vdir.PPath(),
TRUE,
_eType,
vdir.IsAVRoot(),
vdir.IsIndexed() );
}
} //Enum
//+-------------------------------------------------------------------------
//
// Member: CIISVirtualDirectories::Enum, public
//
// Synopsis: Enumerates the directory list into the callback
//
// Arguments: [callback] -- The callback for each directory
//
// History: 2-Sep-97 dlee Created
//
//--------------------------------------------------------------------------
void CIISVirtualDirectories::Enum( CMetaDataCallBack & callback )
{
for ( unsigned i = 0; i < _aDirectories.Count(); i++ )
{
CIISVirtualDirectory & vdir = * _aDirectories[i];
callback.CallBack( vdir.VPath(),
vdir.PPath(),
vdir.IsIndexed(),
vdir.Access(),
vdir.User(),
vdir.Password(),
vdir.IsAVRoot() );
}
} //Enum
//+-------------------------------------------------------------------------
//
// Member: CIISVirtualDirectory::CIISVirtualDirectory, public
//
// Synopsis: Constructs a vdir object
//
// Arguments: [pwcVPath] -- The virtual path
// [pwcPPath] -- The physical path
// [fIsIndexed] -- TRUE if indexed
// [dwAccess] -- access mask
// [pwcUser] -- The domain\username
// [pwcPassword] -- The password for logons
// [fIsAVRoot] -- TRUE if a root, FALSE if a directory
// [fIsIndexed] -- TRUE if indexed, FALSE otherwise
//
// History: 2-Sep-97 dlee Created
//
//--------------------------------------------------------------------------
CIISVirtualDirectory::CIISVirtualDirectory(
WCHAR const * pwcVPath,
WCHAR const * pwcPPath,
BOOL fIsIndexed,
DWORD dwAccess,
WCHAR const * pwcUser,
WCHAR const * pwcPassword,
BOOL fIsAVRoot ) :
_fIsIndexed( fIsIndexed ),
_dwAccess( dwAccess ),
_fIsAVRoot( fIsAVRoot ),
_pNext( 0 )
{
_cwcVPath = wcslen( pwcVPath );
XArray<WCHAR> xVPath( _cwcVPath + 1 );
RtlCopyMemory( xVPath.GetPointer(), pwcVPath, xVPath.SizeOf() );
_xVPath.Set( xVPath.Acquire() );
_cwcPPath = wcslen( pwcPPath );
XArray<WCHAR> xPPath( _cwcPPath + 1 );
RtlCopyMemory( xPPath.GetPointer(), pwcPPath, xPPath.SizeOf() );
_xPPath.Set( xPPath.Acquire() );
unsigned cwcUser = 1 + wcslen( pwcUser );
XArray<WCHAR> xUser( cwcUser );
RtlCopyMemory( xUser.GetPointer(), pwcUser, xUser.SizeOf() );
_xUser.Set( xUser.Acquire() );
unsigned cwcPassword = 1 + wcslen( pwcPassword );
XArray<WCHAR> xPassword( cwcPassword );
RtlCopyMemory( xPassword.GetPointer(), pwcPassword, xPassword.SizeOf() );
_xPassword.Set( xPassword.Acquire() );
} //CIISVirtualDirectory
//+-------------------------------------------------------------------------
//
// Member: CRegistryScopesCallBackRemoveAlias::CRegistryScopesCallBackRemoveAlias, public
//
// Synopsis: Constructor
//
// Arguments: [Cat] -- Catalog
// [dlNetApi32] -- Dynamically loaded NetApi32 (for performance)
// [fRemoveAll] -- TRUE if *all* aliases should be deleted.
//
// History: 13-Jun-1998 KyleP Created
//
//--------------------------------------------------------------------------
CRegistryScopesCallBackRemoveAlias::CRegistryScopesCallBackRemoveAlias( CiCat & Cat,
CDynLoadNetApi32 & dlNetApi32,
BOOL fRemoveAll )
: _cicat( Cat ),
_dlNetApi32( dlNetApi32 ),
_fScopeRemoved( FALSE ),
_fRemoveAll( fRemoveAll )
{
_ccCompName = sizeof(_wcsCompName)/sizeof(WCHAR);
if ( !GetComputerName( &_wcsCompName[0], &_ccCompName ) )
{
ciDebugOut(( DEB_ERROR, "Error %u from GetComputerName\n", GetLastError() ));
THROW( CException() );
}
} //CRegistryScopesCallBackRemoveAlias
//+-------------------------------------------------------------------------
//
// Member: CRegistryScopesCallBackRemoveAlias::Callback
//
// Synopsis: Registry callback routine. Removes unneeded fixups.
//
// Arguments: [pValueName] -- Scope
// [uValueType] -- REG_SZ
// [pValueData] -- Fixup, flags, etc.
// [uValueLength] -- Length
//
// History: 13-Jun-1998 KyleP Created
//
//--------------------------------------------------------------------------
NTSTATUS CRegistryScopesCallBackRemoveAlias::CallBack( WCHAR *pValueName,
ULONG uValueType,
VOID *pValueData,
ULONG uValueLength )
{
CParseRegistryScope parse( pValueName,
uValueType,
pValueData,
uValueLength );
if ( parse.IsShadowAlias() )
{
//
// Does it still exist?
//
BYTE * pbShareInfo;
DWORD dwError = _dlNetApi32.NetShareGetInfo( _wcsCompName, // Server
(WCHAR *)parse.GetFixup() + _ccCompName + 3, // Share (un-const, ugh)
2, // Level 2
&pbShareInfo ); // Result
if ( _fRemoveAll || NO_ERROR != dwError )
{
//
// Note that removing a share based on a bogus error code (out-of-memory, etc.)
// is not too bad an error. The fixup will be readded later.
//
ciDebugOut(( DEB_ITRACE, "Removing alias %ws\n", parse.GetFixup() ));
_cicat.GetScopeFixup()->Remove( parse.GetScope(), parse.GetFixup() );
_cicat.DeleteIfShadowAlias( parse.GetScope(), parse.GetFixup() );
//
// Set flag. I'm not sure if we are guaranteed to examine everything after
// a change has been made. We're modifying the scope we're iterating over.
//
_fScopeRemoved = TRUE;
}
else
_dlNetApi32.NetApiBufferFree( pbShareInfo );
}
return STATUS_SUCCESS;
} //CallBack
//+-------------------------------------------------------------------------
//
// Member: CRegistryScopesCallBackAdd::Callback
//
// Synopsis: Registry callback routine. Adds scopes.
//
// Arguments: [pValueName] -- Scope
// [uValueType] -- REG_SZ
// [pValueData] -- Fixup, flags, etc.
// [uValueLength] -- Length
//
// History: 13-Jun-1998 KyleP Moved to .cxx file
//
//--------------------------------------------------------------------------
NTSTATUS CRegistryScopesCallBackAdd::CallBack( WCHAR *pValueName,
ULONG uValueType,
VOID *pValueData,
ULONG uValueLength )
{
// if the value isn't a string, ignore it.
if ( REG_SZ == uValueType )
{
ciDebugOut(( DEB_ITRACE, "callbackadd '%ws', '%ws'\n",
pValueName, pValueData ));
CParseRegistryScope parse( pValueName,
uValueType,
pValueData,
uValueLength );
if ( parse.IsShadowAlias() )
_cicat.GetScopeFixup()->Add( parse.GetScope(), parse.GetFixup() );
else if ( parse.IsPhysical() )
{
// update the list of ignored scopes; either add or remove path
BOOL fChange = _cicat._scopesIgnored.Update( parse.GetScope(),
parse.IsIndexed() );
// Either add the scope or make sure it isn't in the list of
// scopes being indexed.
// If the scope is supposed to be indexed, only do a scan if
// the state of indexing went from off to on.
//
// Only remove the scope if it used to be indexed, and now
// its not or if this is startup.
if ( parse.IsIndexed() )
_cicat.ScanOrAddScope( parse.GetScope(),
TRUE,
UPD_INCREM,
TRUE,
fChange );
else if ( fChange )
_cicat.RemoveScopeFromCI( parse.GetScope(), TRUE );
}
if ( parse.IsPhysical() ||
parse.IsVirtualPlaceholder() ||
parse.IsShadowAlias() )
{
// add the fixup as well -- it may have changed
if ( 0 != parse.GetFixup() )
{
ciDebugOut(( DEB_ITRACE,
"callbackAdd '%ws', fixup as '%ws'\n",
pValueName, parse.GetFixup() ));
_cicat._scopeFixup.Add( parse.GetScope(), parse.GetFixup() );
}
}
}
return S_OK;
} //CallBack
//+-------------------------------------------------------------------------
//
// Member: CRegistryScopesCallBackFillUsnArray::Callback
//
// Synopsis: Registry callback routine. Popular the Usn volume array.
//
// Arguments: [pValueName] -- Scope
// [uValueType] -- REG_SZ
// [pValueData] -- Fixup, flags, etc.
// [uValueLength] -- Length
//
// History: 23-Jun-1998 KitmanH created
//
//--------------------------------------------------------------------------
NTSTATUS CRegistryScopesCallBackFillUsnArray::CallBack( WCHAR *pValueName,
ULONG uValueType,
VOID *pValueData,
ULONG uValueLength )
{
// if the value isn't a string, ignore it.
if ( REG_SZ == uValueType )
{
ciDebugOut(( DEB_ITRACE, "CallBackFillUsnArray '%ws', '%ws'\n",
pValueName, pValueData ));
WCHAR wcsPath[MAX_PATH+1];
ULONG scopeLen = wcslen( pValueName );
RtlCopyMemory( wcsPath, pValueName, (scopeLen+1) * sizeof(WCHAR) );
TerminateWithBackSlash( wcsPath, scopeLen );
CLowcaseBuf lcase( wcsPath );
_cicat.VolumeSupportsUsns( lcase.Get()[0] );
}
return S_OK;
} //CallBack
//+-------------------------------------------------------------------------
//
// Member: CRegistryScopesCallBackToDismount::Callback
//
// Synopsis: Registry callback routine. Check if the catlog contains a
// scope that resides on a volume to be dismounted.
//
// Arguments: [pValueName] -- Scope
// [uValueType] -- REG_SZ
// [pValueData] -- Fixup, flags, etc.
// [uValueLength] -- Length
//
// History: 21-Jul-1998 KitmanH created
//
//--------------------------------------------------------------------------
NTSTATUS CRegistryScopesCallBackToDismount::CallBack( WCHAR *pValueName,
ULONG uValueType,
VOID *pValueData,
ULONG uValueLength )
{
// if the value isn't a string, ignore it.
if ( REG_SZ == uValueType )
{
ciDebugOut(( DEB_ITRACE, "CallBackToDismount: scope '%ws' for volume %wc\n",
pValueName, _wcVol ));
if ( toupper(pValueName[0]) == toupper(_wcVol) )
{
_fWasFound = TRUE;
ciDebugOut(( DEB_ITRACE, "CRegistryScopesCallBackToDismount: FOUND\n" ));
}
}
return S_OK;
} //CallBack
//+-------------------------------------------------------------------------
//
// Member: CRegistryScopesCallBackAddDrvNotif::Callback
//
// Synopsis: Registry callback routine. Register the scopes for drive
// notification
//
// Arguments: [pValueName] -- Scope
// [uValueType] -- REG_SZ
// [pValueData] -- Fixup, flags, etc.
// [uValueLength] -- Length
//
// History: 19-Aug-1998 KitmanH created
//
//--------------------------------------------------------------------------
NTSTATUS CRegistryScopesCallBackAddDrvNotif::CallBack( WCHAR *pValueName,
ULONG uValueType,
VOID *pValueData,
ULONG uValueLength )
{
// if the value isn't a string, ignore it.
if ( REG_SZ == uValueType )
{
ciDebugOut(( DEB_ITRACE, "CallBackAddDrvNotif for scope '%ws'\n", pValueName ));
if ( L'\\' != pValueName[0] )
_pNotifArray->AddDriveNotification( pValueName[0] );
}
return S_OK;
} //CallBack