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.
 
 
 
 
 
 

77 lines
1.8 KiB

/*++
Copyright (C) 1996-1999 Microsoft Corporation
Module Name:
TWOPROPNODE.INL
Abstract:
Two Prop Node Inlines
History:
--*/
// inline support for templates for TwoPropNode
// silly warning about performance hits when converting an int to a bool
#pragma warning(disable: 4800)
// evaluate data in ObjInfo, decide which node (branch) should be evaluated next
template<class TPropType>
HRESULT TTwoScalarPropNode<TPropType>::Evaluate(CObjectInfo& ObjInfo,
INTERNAL CEvalNode** ppNext)
{
HRESULT herslut = WBEM_S_NO_ERROR;
_IWmiObject* pLeftObj;
_IWmiObject* pRightObj;
if(SUCCEEDED(herslut = GetContainerObject(ObjInfo, &pLeftObj))
&&
SUCCEEDED(herslut = GetRightContainerObject(ObjInfo, &pRightObj)))
{
long lRead;
TPropType lValue, rValue;
// ugly compare: "if we get both properties"
if (SUCCEEDED(herslut = pLeftObj->ReadPropertyValue(m_lPropHandle, sizeof(TPropType), &lRead, (BYTE*)&lValue))
&&
SUCCEEDED(herslut = pRightObj->ReadPropertyValue(m_lRightPropHandle, sizeof(TPropType), &lRead, (BYTE*)&rValue)))
{
herslut = WBEM_S_NO_ERROR;
if (lValue < rValue)
*ppNext = m_apBranches[LT];
else if (lValue > rValue)
*ppNext = m_apBranches[GT];
else
*ppNext = m_apBranches[EQ];
}
}
return herslut;
}
template<class TPropType>
CEvalNode* TTwoScalarPropNode<TPropType>::Clone() const
{
return (CBranchingNode*) new TTwoScalarPropNode<TPropType>(*this, true);
}
template<class TPropType>
CTwoPropNode* TTwoScalarPropNode<TPropType>::CloneSelfWithoutChildren() const
{
return (CTwoPropNode*) new TTwoScalarPropNode<TPropType>(*this, false);
}
template<class TPropType>
long TTwoScalarPropNode<TPropType>::GetSubType()
{
return EVAL_NODE_TYPE_TWO_SCALARS;
}
#pragma warning(default: 4800)