193 lines
3.2 KiB
C++
193 lines
3.2 KiB
C++
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/*++
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Copyright (c) 1993 Microsoft Corporation
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Module Name:
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regresls.cxx
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Abstract:
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This module contains the definitions of the member functions
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of RESOURCE_LIST class.
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Author:
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Jaime Sasson (jaimes) 02-Dec-1993
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Environment:
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ULIB, User Mode
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--*/
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#include "regresls.hxx"
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#include "iterator.hxx"
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#include "regdesc.hxx"
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#include "regfdesc.hxx"
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DEFINE_CONSTRUCTOR ( RESOURCE_LIST, OBJECT );
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RESOURCE_LIST::~RESOURCE_LIST (
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)
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/*++
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Routine Description:
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Destroy a RESOURCE_LIST.
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Arguments:
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None.
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Return Value:
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None.
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--*/
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{
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Destroy();
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}
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VOID
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RESOURCE_LIST::Construct (
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)
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/*++
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Routine Description:
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Construct a RESOURCE_LIST object.
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Arguments:
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None.
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Return Value:
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None.
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--*/
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{
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_FullResourceDescriptors = NULL;
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}
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VOID
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RESOURCE_LIST::Destroy (
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)
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/*++
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Routine Description:
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Worker method for object destruction.
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Arguments:
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None.
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Return Value:
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None.
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--*/
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{
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if( _FullResourceDescriptors != NULL ) {
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_FullResourceDescriptors->DeleteAllMembers();
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DELETE( _FullResourceDescriptors );
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}
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_FullResourceDescriptors = NULL;
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}
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BOOLEAN
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RESOURCE_LIST::Initialize(
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IN PCBYTE Data,
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IN ULONG Size
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)
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/*++
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Routine Description:
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Initialize an object of type RESOURCE_LIST.
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Arguments:
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Data - Pointer to a buffer that contains a CM_RESOURCE_LIST.
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Size - Buffer size.
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Return Value:
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BOOLEAN - Returns TRUE if the initialization succeeds.
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--*/
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{
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PCM_FULL_RESOURCE_DESCRIPTOR FullResource;
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ULONG Count;
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ULONG i;
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PARRAY TmpList;
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ULONG BufferSize;
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ULONG FullDescriptorSize;
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if( Data == NULL ) {
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return( FALSE );
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}
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Count = ( ( PCM_RESOURCE_LIST )Data )->Count;
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FullResource = ( ( PCM_RESOURCE_LIST )Data )->List;
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TmpList = ( PARRAY )NEW( ARRAY );
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DebugPtrAssert( TmpList );
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if( ( TmpList == NULL ) ||
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( !TmpList->Initialize() ) ) {
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DebugPrintTrace(("REGEDT32: Out of memory" ));
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DELETE( TmpList );
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return( FALSE );
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}
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//
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// For each CM_FULL_RESOURCE DESCRIPTOR in the current value...
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//
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BufferSize = Size - // Data size
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sizeof( ULONG ); // Count
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for( i = 0; i < Count; i++ ) {
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PFULL_DESCRIPTOR FullResourceDescriptor;
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FullResourceDescriptor = ( PFULL_DESCRIPTOR )NEW( FULL_DESCRIPTOR );
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if( ( FullResourceDescriptor == NULL ) ||
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!FullResourceDescriptor->Initialize( ( PCBYTE )FullResource,
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BufferSize,
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&FullDescriptorSize )
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) {
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DebugPrint( "REGEDT32: Unable to create or initialize FullResourcedescriptor \n" );
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DELETE( FullResourceDescriptor );
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TmpList->DeleteAllMembers();
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DELETE( TmpList );
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return( FALSE );
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}
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TmpList->Put( FullResourceDescriptor );
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FullResource = ( PCM_FULL_RESOURCE_DESCRIPTOR )( ( ULONG_PTR )FullResource + FullDescriptorSize );
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BufferSize -= FullDescriptorSize;
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}
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_FullResourceDescriptors = TmpList;
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return( TRUE );
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}
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