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//
// Copyright (c) Microsoft. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
//
//
// File: DispParamMarshaler.h
//
//
// Definition of dispatch parameter marshalers.
//
#ifndef _DISPPARAMMARSHALER_H
#define _DISPPARAMMARSHALER_H
#ifndef FEATURE_COMINTEROP
#error FEATURE_COMINTEROP is required for this file
#endif // FEATURE_COMINTEROP
#ifndef CROSSGEN_COMPILE
#include "vars.hpp"
#include "mlinfo.h"
class DispParamMarshaler
{
public:
DispParamMarshaler()
{
LIMITED_METHOD_CONTRACT;
}
virtual ~DispParamMarshaler()
{
LIMITED_METHOD_CONTRACT;
}
virtual BOOL RequiresManagedCleanup();
virtual void MarshalNativeToManaged(VARIANT *pSrcVar, OBJECTREF *pDestObj);
virtual void MarshalManagedToNative(OBJECTREF *pSrcObj, VARIANT *pDestVar);
virtual void MarshalManagedToNativeRef(OBJECTREF *pSrcObj, VARIANT *pRefVar);
virtual void CleanUpManaged(OBJECTREF *pObj);
};
class DispParamCurrencyMarshaler : public DispParamMarshaler
{
public:
DispParamCurrencyMarshaler()
{
WRAPPER_NO_CONTRACT;
}
virtual ~DispParamCurrencyMarshaler()
{
WRAPPER_NO_CONTRACT;
}
virtual void MarshalManagedToNative(OBJECTREF *pSrcObj, VARIANT *pDestVar);
};
class DispParamOleColorMarshaler : public DispParamMarshaler
{
public:
DispParamOleColorMarshaler()
{
WRAPPER_NO_CONTRACT;
}
virtual ~DispParamOleColorMarshaler()
{
WRAPPER_NO_CONTRACT;
}
virtual void MarshalNativeToManaged(VARIANT *pSrcVar, OBJECTREF *pDestObj);
virtual void MarshalManagedToNative(OBJECTREF *pSrcObj, VARIANT *pDestVar);
virtual void MarshalManagedToNativeRef(OBJECTREF *pSrcObj, VARIANT *pRefVar);
};
class DispParamErrorMarshaler : public DispParamMarshaler
{
public:
DispParamErrorMarshaler()
{
WRAPPER_NO_CONTRACT;
}
virtual ~DispParamErrorMarshaler()
{
WRAPPER_NO_CONTRACT;
}
virtual void MarshalManagedToNative(OBJECTREF *pSrcObj, VARIANT *pDestVar);
};
class DispParamInterfaceMarshaler : public DispParamMarshaler
{
public:
DispParamInterfaceMarshaler(BOOL bDispatch, MethodTable* pIntfMT, MethodTable *pClassMT, BOOL bClassIsHint) :
m_bDispatch(bDispatch),
m_pIntfMT(pIntfMT),
m_pClassMT(pClassMT),
m_bClassIsHint(bClassIsHint)
{
WRAPPER_NO_CONTRACT;
}
virtual ~DispParamInterfaceMarshaler()
{
WRAPPER_NO_CONTRACT;
}
virtual void MarshalNativeToManaged(VARIANT *pSrcVar, OBJECTREF *pDestObj);
virtual void MarshalManagedToNative(OBJECTREF *pSrcObj, VARIANT *pDestVar);
private:
// if return type is an interface, then the method table of the interface is cached here.
// we need to cache this and use it when we call GetCOMIPFromObjectRef
MethodTable* m_pIntfMT;
MethodTable* m_pClassMT;
BOOL m_bDispatch;
BOOL m_bClassIsHint;
};
#ifdef FEATURE_CLASSIC_COMINTEROP
class DispParamArrayMarshaler : public DispParamMarshaler
{
public:
DispParamArrayMarshaler(VARTYPE ElementVT, MethodTable *pElementMT) :
m_ElementVT(ElementVT),
m_pElementMT(pElementMT)
{
WRAPPER_NO_CONTRACT;
}
virtual ~DispParamArrayMarshaler()
{
WRAPPER_NO_CONTRACT;
}
virtual void MarshalNativeToManaged(VARIANT *pSrcVar, OBJECTREF *pDestObj);
virtual void MarshalManagedToNative(OBJECTREF *pSrcObj, VARIANT *pDestVar);
virtual void MarshalManagedToNativeRef(OBJECTREF *pSrcObj, VARIANT *pDestVar);
private:
VARTYPE m_ElementVT;
MethodTable* m_pElementMT;
};
#endif // FEATURE_CLASSIC_COMINTEROP
class DispParamRecordMarshaler : public DispParamMarshaler
{
public:
DispParamRecordMarshaler(MethodTable *pRecordMT) :
m_pRecordMT(pRecordMT)
{
WRAPPER_NO_CONTRACT;
}
virtual ~DispParamRecordMarshaler()
{
WRAPPER_NO_CONTRACT;
}
virtual void MarshalNativeToManaged(VARIANT *pSrcVar, OBJECTREF *pDestObj);
virtual void MarshalManagedToNative(OBJECTREF *pSrcObj, VARIANT *pDestVar);
private:
MethodTable* m_pRecordMT;
};
class DispParamDelegateMarshaler : public DispParamMarshaler
{
public:
DispParamDelegateMarshaler(MethodTable *pDelegateMT) :
m_pDelegateMT(pDelegateMT)
{
WRAPPER_NO_CONTRACT;
}
virtual ~DispParamDelegateMarshaler()
{
WRAPPER_NO_CONTRACT;
}
virtual void MarshalNativeToManaged(VARIANT *pSrcVar, OBJECTREF *pDestObj);
virtual void MarshalManagedToNative(OBJECTREF *pSrcObj, VARIANT *pDestVar);
private:
MethodTable* m_pDelegateMT;
};
class DispParamCustomMarshaler : public DispParamMarshaler
{
public:
DispParamCustomMarshaler(CustomMarshalerHelper *pCMHelper, VARTYPE vt) :
m_pCMHelper(pCMHelper),
m_vt(vt)
{
WRAPPER_NO_CONTRACT;
}
virtual ~DispParamCustomMarshaler()
{
WRAPPER_NO_CONTRACT;
}
virtual BOOL RequiresManagedCleanup();
virtual void MarshalNativeToManaged(VARIANT *pSrcVar, OBJECTREF *pDestObj);
virtual void MarshalManagedToNative(OBJECTREF *pSrcObj, VARIANT *pDestVar);
virtual void MarshalManagedToNativeRef(OBJECTREF *pSrcObj, VARIANT *pRefVar);
virtual void CleanUpManaged(OBJECTREF *pObj);
private:
CustomMarshalerHelper* m_pCMHelper;
VARTYPE m_vt;
};
#endif //#ifndef CROSSGEN_COMPILE
#endif // _DISPPARAMMARSHALER_H
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