Leaked source code of windows server 2003
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
|
|
//////////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2001 Microsoft Corporation
//
// Module Name:
// CIndexedDisk.cpp
//
// Description:
// This file contains the definition of the CIndexedDisk class.
//
// The CIndexedDisk structure associates a pointer to a disk object with
// the disk object's Index property.
//
// Maintained By:
// John Franco (jfranco) 1-JUN-2001
//
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
// Include Files
//////////////////////////////////////////////////////////////////////////////
#include "Pch.h"
#include "CIndexedDisk.h"
#include "PrivateInterfaces.h"
//////////////////////////////////////////////////////////////////////////////
// Constant Definitions
//////////////////////////////////////////////////////////////////////////////
DEFINE_THISCLASS( "CIndexedDisk" );
//*************************************************************************//
/////////////////////////////////////////////////////////////////////////////
// CIndexedDisk class
/////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//++
//
// CIndexedDisk::HrInit
//
// Description:
// Initialize this instance from a disk object; punkDiskIn must
// support the IClusCfgPhysicalDiskProperties interface.
//
// Arguments:
// punkDiskIn - the disk object for initialization.
//
// Return Values:
// S_OK - success.
//
// Error codes from called functions.
//
//--
//////////////////////////////////////////////////////////////////////////////
HRESULT CIndexedDisk::HrInit( IUnknown * punkDiskIn ) { TraceFunc( "" );
HRESULT hr = S_OK; IClusCfgPhysicalDiskProperties * pccpdp = NULL;
if ( punkDiskIn == NULL ) { hr = THR( E_POINTER ); goto Cleanup; }
// QI for IClusCfgPhysicalDiskProperties
hr = THR( punkDiskIn->TypeSafeQI( IClusCfgPhysicalDiskProperties, &pccpdp ) );
if ( FAILED( hr ) ) { goto Cleanup; }
// get index from IClusCfgPhysicalDiskProperties
hr = THR( pccpdp->HrGetDeviceIndex( &idxDisk ) );
if ( FAILED( hr ) ) { goto Cleanup; } punkDisk = punkDiskIn; Cleanup:
if ( pccpdp != NULL ) { pccpdp->Release(); } HRETURN( hr );
} //*** CIndexedDisk::HrInit
|