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/*++
Copyright (c) 1994 Microsoft Corporation
Module Name:
pointer.cxx
Abstract:
Author:
David Kays (dkays) August 1 1994
Revision History:
ryszardk Sept 15, 94 full pointers, interface pointers.
--*/
#include <sysinc.h>
#include <rpc.h>
#include <rpcndr.h>
#include <ntsdexts.h>
#include <ntdbg.h>
#include "ndrtypes.h"
#include "ndrp.h"
#include "bufout.hxx"
char * PointerNames[] =
{
"Ref",
"Unique",
"Object",
"Full"
};
unsigned long
POINTER::OutputPointerItself(
uchar PointerType )
{
unsigned long PointerValue;
if ( PointerType != FC_RP )
{
if ( OffsetToWireId == -1 )
{
Buffer->Align( 0x3 );
Buffer->Read( (char *) &PointerValue, 4 );
}
else
{
Buffer->Read( (char *) &PointerValue, 4, OffsetToWireId );
}
}
PrintIndent();
Print( "%s pointer <id=%d>", PointerNames[ PointerType - FC_RP ], MyId );
if ( PointerType != FC_RP )
Print( " <wire ref=0x%x>", PointerValue );
Print( "\n" );
return( PointerValue );
}
void
POINTER::Output()
{
uchar Format[4];
unsigned long PointerValue;
NDR * Ndr;
uchar ReferentType;
if ( fOutputLimitReached )
return;
//
// Get the pointer's description.
//
FormatString->Read( FormatOffset, Format, 4 );
PointerValue = OutputPointerItself( Format[0] );
IndentInc();
if ( (Format[0] != FC_RP) && (PointerValue == 0) )
{
PrintIndent();
Print( "NULL\n" );
IndentDec();
return;
}
if ( Format[0] == FC_FP )
{
// We use wire id as the dictionary key for full pointers,
// instead of offset used for structs etc.
if ( FullPointerDict->IsInDictionary( PointerValue ) )
{
PrintIndent();
Print( "This pointer done\n");
IndentDec();
return;
}
else
FullPointerDict->Register( PointerValue, this );
}
if ( SIMPLE_POINTER(Format[1]) )
{
Ndr = Create( FormatOffset + 2, this );
}
else
{
FormatOffset += 2;
FormatOffset += *((signed short *)&Format[2]);
FormatString->Read( FormatOffset, &ReferentType, 1 );
Ndr = Create( ReferentType,
FormatOffset,
this );
}
Ndr->Output();
IndentDec();
delete Ndr;
}
uchar
POINTER::GetPointerFC()
{
uchar FC;
FormatString->Read( FormatOffset, & FC, 1);
return( FC );
}
void
IF_POINTER::Output()
/*++
For the contant pointers the NDR representation is equivalent to:
struct
{
long size;
[size_is(size)] byte data[];
}
For the variable pointers the NDR representation is equivalent to:
struct
{
long size;
[size_is(size)] byte data[];
}
Note:
GUUD,
This is going to change when Shannon changes the engine to:
struct
{
GUID uuid;
long size;
[size_is(size)] byte data[];
}
--*/
{
uchar Format[ 4 ], GUID [ 16 ];
unsigned long Size, SizeAgain;
if ( fOutputLimitReached )
return;
// See where the GUID comes from.
FormatString->Read( FormatOffset, Format, 2 );
if ( Format[1] == FC_CONSTANT_IID )
{
Print( "Interface pointer with constant IID\n" );
FormatString->Read( FormatOffset + 2, GUID, 16 );
}
else
{
Print( "Interface pointer with variable IID\n" );
// Skip the description of [iid_is()] attribute.
// Read the GUID from the buffer.
FormatString->Read( FormatOffset, Format, 4 );
Buffer->Read( (char *)GUID, 16 );
}
IndentInc();
Print( "GUID is %08x-%04x-%04x-",
GET_ULONG( GUID ),
GET_USHORT( GUID + 4),
GET_USHORT( GUID + 6) );
Print( "%02x%02x-",
(unsigned char)GUID[ 8 ],
(unsigned char)GUID[ 9 ] );
for (int i = 0; i < 6; i++)
Print( "%02x", (unsigned char)GUID[ 10 + i ] );
Print( "\n" );
// Now the open array.
// Read the conformant size for the open array.
Buffer->Align( 3 );
Buffer->Read( (char *)&Size, sizeof(long) );
Print( "Data size is %ld", Size );
// Skip the size field of the struct.
Buffer->Read( (char *)&SizeAgain, sizeof(long) );
if ( SizeAgain != Size)
Print( " SizeAgain = %ld ???", SizeAgain );
if ( Size )
{
char * pBuffer = new char[ Size ];
Buffer->Read( pBuffer, Size );
for (uint j = 0; j < Size; j++ )
{
if ( (j % 16) == 0 )
{
Print( "\n" );
PrintIndent();
}
Print(" %02x", (unsigned char)pBuffer[j] );
}
delete pBuffer;
}
Print( "\n" );
IndentDec();
}
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