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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
//*****************************************************************************
// ConfigHelper.h
//
//*****************************************************************************
//
// These are unmanaged definitions of interfaces used call Managed Node Factories
// If you make any changes please do corresponding changes in \src\bcl\system\__xmlparser.cs
//
#ifndef _CONFIGHELPER_H
#define _CONFIGHELPER_H
#include <mscoree.h>
#include <xmlparser.h>
#include <mscorcfg.h>
#include "unknwn.h"
#include "../xmlparser/_reference.h"
#include "../xmlparser/_unknown.h"
#include "comdelegate.h"
class ConfigFactory : public _unknown<IXMLNodeFactory, &IID_IXMLNodeFactory>
{
#define ICONFIGHANDLER_CALLBACK_COUNT 6
OBJECTREF *m_pManagedFactory;
LPVOID eventCallbacks[ICONFIGHANDLER_CALLBACK_COUNT];
// We assume the offsets as per the object layout of ConfigTreeParser defined in CfgParser.cs
// Any changes made at either place must be propagated to the other
LPVOID GetCallbackAtOffset(DWORD dwOffset)
{
CONTRACTL
{
THROWS;
GC_TRIGGERS;
MODE_COOPERATIVE;
PRECONDITION(dwOffset < ICONFIGHANDLER_CALLBACK_COUNT);
}
CONTRACTL_END;
PTRARRAYREF refAllDelegates = (PTRARRAYREF)ObjectToOBJECTREF((Object *)((*m_pManagedFactory)->GetPtrOffset(0)));
_ASSERTE(refAllDelegates->GetNumComponents()==ICONFIGHANDLER_CALLBACK_COUNT);
return COMDelegate::ConvertToCallback(refAllDelegates->GetAt(dwOffset));
}
void Initialize(OBJECTREF *pFactory)
{
CONTRACTL
{
NOTHROW;
GC_TRIGGERS;
MODE_COOPERATIVE;
PRECONDITION(pFactory != NULL);
}
CONTRACTL_END;
m_pManagedFactory = pFactory;
EX_TRY
{
for(int i=0; i<ICONFIGHANDLER_CALLBACK_COUNT; i++)
{
eventCallbacks[i] = GetCallbackAtOffset(i);
}
} EX_CATCH { } EX_END_CATCH(SwallowAllExceptions);
}
typedef VOID (STDMETHODCALLTYPE *NotifyEventCallback)(
/* [in] */ XML_NODEFACTORY_EVENT iEvt);
NotifyEventCallback GetNotifyEventFunctionality()
{
LIMITED_METHOD_CONTRACT;
_ASSERTE(eventCallbacks[0] != NULL);
return (NotifyEventCallback)eventCallbacks[0];
}
typedef VOID (STDMETHODCALLTYPE *BeginChildrenCallback)(
/* [in] */ DWORD dwSize,
/* [in] */ DWORD dwSubType,
/* [in] */ DWORD dwType,
/* [in] */ BOOL fTerminal,
/* [in] */ LPCWSTR pwcText,
/* [in] */ DWORD ulLen,
/* [in] */ DWORD ulNsPrefixLen);
BeginChildrenCallback GetBeginChildrenFunctionality()
{
LIMITED_METHOD_CONTRACT;
_ASSERTE(eventCallbacks[1] != NULL);
return (BeginChildrenCallback)eventCallbacks[1];
}
typedef VOID (STDMETHODCALLTYPE *EndChildrenCallback)(
/* [in] */ BOOL fEmpty,
/* [in] */ DWORD dwSize,
/* [in] */ DWORD dwSubType,
/* [in] */ DWORD dwType,
/* [in] */ BOOL fTerminal,
/* [in] */ LPCWSTR pwcText,
/* [in] */ DWORD ulLen,
/* [in] */ DWORD ulNsPrefixLen);
EndChildrenCallback GetEndChildrenFunctionality()
{
LIMITED_METHOD_CONTRACT;
_ASSERTE(eventCallbacks[2] != NULL);
return (EndChildrenCallback)eventCallbacks[2];
}
typedef VOID (STDMETHODCALLTYPE *ErrorCallback)(
/* [in] */ DWORD dwSize,
/* [in] */ DWORD dwSubType,
/* [in] */ DWORD dwType,
/* [in] */ BOOL fTerminal,
/* [in] */ LPCWSTR pwcText,
/* [in] */ DWORD ulLen,
/* [in] */ DWORD ulNsPrefixLen);
ErrorCallback GetErrorFunctionality()
{
_ASSERTE(eventCallbacks[3] != NULL);
return (ErrorCallback)eventCallbacks[3];
}
typedef VOID (STDMETHODCALLTYPE *CreateNodeCallback)(
/* [in] */ DWORD dwSize,
/* [in] */ DWORD dwSubType,
/* [in] */ DWORD dwType,
/* [in] */ BOOL fTerminal,
/* [in] */ LPCWSTR pwcText,
/* [in] */ DWORD ulLen,
/* [in] */ DWORD ulNsPrefixLen);
CreateNodeCallback GetCreateNodeFunctionality()
{
LIMITED_METHOD_CONTRACT;
_ASSERTE(eventCallbacks[4] != NULL);
return (CreateNodeCallback)eventCallbacks[4];
}
typedef VOID (STDMETHODCALLTYPE *CreateAttributeCallback)(
/* [in] */ DWORD dwSize,
/* [in] */ DWORD dwSubType,
/* [in] */ DWORD dwType,
/* [in] */ BOOL fTerminal,
/* [in] */ LPCWSTR pwcText,
/* [in] */ DWORD ulLen,
/* [in] */ DWORD ulNsPrefixLen);
CreateAttributeCallback GetCreateAttributeFunctionality()
{
LIMITED_METHOD_CONTRACT;
_ASSERTE(eventCallbacks[5] != NULL);
return (CreateAttributeCallback)eventCallbacks[5];
}
#undef ICONFIGHANDLER_CALLBACK_COUNT
public:
ConfigFactory(OBJECTREF *pFactory);
HRESULT STDMETHODCALLTYPE NotifyEvent(
/* [in] */ IXMLNodeSource __RPC_FAR *pSource,
/* [in] */ XML_NODEFACTORY_EVENT iEvt);
HRESULT STDMETHODCALLTYPE BeginChildren(
/* [in] */ IXMLNodeSource __RPC_FAR *pSource,
/* [in] */ XML_NODE_INFO* __RPC_FAR pNodeInfo);
HRESULT STDMETHODCALLTYPE EndChildren(
/* [in] */ IXMLNodeSource __RPC_FAR *pSource,
/* [in] */ BOOL fEmptyNode,
/* [in] */ XML_NODE_INFO* __RPC_FAR pNodeInfo);
HRESULT STDMETHODCALLTYPE Error(
/* [in] */ IXMLNodeSource __RPC_FAR *pSource,
/* [in] */ HRESULT hrErrorCode,
/* [in] */ USHORT cNumRecs,
/* [in] */ XML_NODE_INFO* __RPC_FAR * __RPC_FAR apNodeInfo)
{
LIMITED_METHOD_CONTRACT;
STATIC_CONTRACT_SO_TOLERANT;
return hrErrorCode;
}
HRESULT STDMETHODCALLTYPE CreateNode(
/* [in] */ IXMLNodeSource __RPC_FAR *pSource,
/* [in] */ PVOID pNodeParent,
/* [in] */ USHORT cNumRecs,
/* [in] */ XML_NODE_INFO* __RPC_FAR * __RPC_FAR apNodeInfo);
};
class ConfigNative
{
static HRESULT RunInternal(OBJECTREF *pFactory, LPCWSTR filename);
public:
static FCDECL2(void, RunParser, Object* refHandlerUNSAFE, StringObject* strFileNameUNSAFE);
};
#endif // _CONFIGHELPER_H
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