diff options
Diffstat (limited to 'extensions/source/ole/unoobjw.cxx')
| -rw-r--r-- | extensions/source/ole/unoobjw.cxx | 3436 |
1 files changed, 3436 insertions, 0 deletions
diff --git a/extensions/source/ole/unoobjw.cxx b/extensions/source/ole/unoobjw.cxx new file mode 100644 index 0000000000..915ecd92f8 --- /dev/null +++ b/extensions/source/ole/unoobjw.cxx @@ -0,0 +1,3436 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +// Documentation pointers for recent work: +// +// https://www.codeproject.com/Articles/9014/Understanding-COM-Event-Handling +// https://blogs.msdn.microsoft.com/ericlippert/2005/02/15/why-does-wscript-connectobject-not-always-work/ + +#include "ole2uno.hxx" + +#include <stdio.h> +#include <list> +#include <sstream> +#include <unordered_map> +#include <vector> + +#if defined _MSC_VER && defined __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wall" +#pragma clang diagnostic ignored "-Wattributes" +#pragma clang diagnostic ignored "-Wdelete-incomplete" +#pragma clang diagnostic ignored "-Wdynamic-class-memaccess" +#pragma clang diagnostic ignored "-Wextra" +#pragma clang diagnostic ignored "-Wint-to-pointer-cast" +#pragma clang diagnostic ignored "-Winvalid-noreturn" +#pragma clang diagnostic ignored "-Wmicrosoft" +#pragma clang diagnostic ignored "-Wnon-pod-varargs" +#pragma clang diagnostic ignored "-Wnonportable-include-path" +#pragma clang diagnostic ignored "-Wsequence-point" +#pragma clang diagnostic ignored "-Wtypename-missing" +#endif +#include <atlbase.h> +#include <atlcom.h> +#if defined _MSC_VER && defined __clang__ +#pragma clang diagnostic pop +#endif +#include <comdef.h> + +#include <osl/diagnose.h> +#include <salhelper/simplereferenceobject.hxx> +#include <rtl/ref.hxx> +#include <rtl/ustring.hxx> +#include <sal/log.hxx> +#include <com/sun/star/beans/MethodConcept.hpp> +#include <com/sun/star/beans/PropertyConcept.hpp> +#include <com/sun/star/lang/NoSuchMethodException.hpp> +#include <com/sun/star/script/CannotConvertException.hpp> +#include <com/sun/star/script/FailReason.hpp> +#include <com/sun/star/reflection/theCoreReflection.hpp> +#include <com/sun/star/reflection/ParamInfo.hpp> +#include <com/sun/star/beans/XExactName.hpp> +#include <com/sun/star/container/NoSuchElementException.hpp> +#include <com/sun/star/container/XEnumeration.hpp> +#include <com/sun/star/container/XEnumerationAccess.hpp> + +#include <com/sun/star/beans/XMaterialHolder.hpp> +#include <com/sun/star/script/XInvocation2.hpp> +#include <com/sun/star/script/MemberType.hpp> +#include <com/sun/star/reflection/XIdlReflection.hpp> +#include <ooo/vba/XCollection.hpp> +#include <ooo/vba/XConnectable.hpp> +#include <ooo/vba/XConnectionPoint.hpp> +#include <ooo/vba/XSink.hpp> +#include <ooo/vba/msforms/XCheckBox.hpp> +#include <osl/interlck.h> +#include <com/sun/star/uno/genfunc.h> +#include <comphelper/automationinvokedzone.hxx> +#include <comphelper/processfactory.hxx> +#include <comphelper/profilezone.hxx> +#include <comphelper/windowsdebugoutput.hxx> +#include <comphelper/windowserrorstring.hxx> +#include <o3tl/char16_t2wchar_t.hxx> +#include <o3tl/safeint.hxx> + +#include "comifaces.hxx" +#include "jscriptclasses.hxx" +#include "unotypewrapper.hxx" +#include "oleobjw.hxx" +#include "unoobjw.hxx" +#include "servprov.hxx" + +using namespace osl; +using namespace cppu; +using namespace com::sun::star::uno; +using namespace com::sun::star::beans; +using namespace com::sun::star::container; +using namespace com::sun::star::script; +using namespace com::sun::star::lang; +using namespace com::sun::star::bridge::ModelDependent; +using namespace com::sun::star::reflection; + +std::unordered_map<sal_uIntPtr, WeakReference<XInterface> > UnoObjToWrapperMap; +static bool writeBackOutParameter(VARIANTARG* pDest, VARIANT* pSource); +static bool writeBackOutParameter2( VARIANTARG* pDest, VARIANT* pSource); +static HRESULT mapCannotConvertException(const CannotConvertException &e, unsigned int * puArgErr); + +/* Does not throw any exceptions. + Param pInfo can be NULL. + */ +static void writeExcepinfo(EXCEPINFO * pInfo, const OUString& message) +{ + if (pInfo != nullptr) + { + pInfo->wCode = UNO_2_OLE_EXCEPTIONCODE; + pInfo->bstrSource = SysAllocString(L"[automation bridge] "); + pInfo->bstrDescription = SysAllocString(o3tl::toW(message.getStr())); + } +} + +InterfaceOleWrapper::InterfaceOleWrapper( Reference<XMultiServiceFactory> const & xFactory, + sal_uInt8 unoWrapperClass, sal_uInt8 comWrapperClass): + UnoConversionUtilities<InterfaceOleWrapper>( xFactory, unoWrapperClass, comWrapperClass), + m_defaultValueType( 0) +{ +} + +InterfaceOleWrapper::~InterfaceOleWrapper() +{ + MutexGuard guard(getBridgeMutex()); + // remove entries in global map + auto it = UnoObjToWrapperMap.find( reinterpret_cast<sal_uIntPtr>(m_xOrigin.get())); + if(it != UnoObjToWrapperMap.end()) + UnoObjToWrapperMap.erase(it); +} + +COM_DECLSPEC_NOTHROW STDMETHODIMP InterfaceOleWrapper::QueryInterface(REFIID riid, void ** ppv) +{ + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + SAL_INFO("extensions.olebridge", this << "@InterfaceOleWrapper::QueryInterface(" << riid << ")"); + + HRESULT ret= S_OK; + + if( !ppv) + return E_POINTER; + + if(IsEqualIID(riid, IID_IUnknown)) + { + AddRef(); + *ppv = static_cast<IUnknown*>(static_cast<IDispatch*>(this)); + SAL_INFO("extensions.olebridge", " " << *ppv); + } + else if (IsEqualIID(riid, IID_IDispatch)) + { + AddRef(); + *ppv = static_cast<IDispatch*>(this); + SAL_INFO("extensions.olebridge", " " << *ppv); + } + else if (IsEqualIID(riid, IID_IProvideClassInfo)) + { + Reference<ooo::vba::XConnectable> xConnectable(m_xOrigin, UNO_QUERY); + if (!xConnectable.is()) + return E_NOINTERFACE; + AddRef(); + *ppv = static_cast<IProvideClassInfo*>(this); + SAL_INFO("extensions.olebridge", " " << *ppv); + } + else if (IsEqualIID(riid, IID_IConnectionPointContainer)) + { + Reference<ooo::vba::XConnectable> xConnectable(m_xOrigin, UNO_QUERY); + if (!xConnectable.is()) + return E_NOINTERFACE; + AddRef(); + *ppv = static_cast<IConnectionPointContainer*>(this); + SAL_INFO("extensions.olebridge", " " << *ppv); + } + else if( IsEqualIID( riid, __uuidof( IUnoObjectWrapper))) + { + AddRef(); + *ppv= static_cast<IUnoObjectWrapper*>(this); + SAL_INFO("extensions.olebridge", " " << *ppv); + } + else + ret= E_NOINTERFACE; + return ret; +} + +COM_DECLSPEC_NOTHROW STDMETHODIMP_(ULONG) InterfaceOleWrapper::AddRef() +{ + acquire(); + // does not need to guard because one should not rely on the return value of + // AddRef anyway + return m_refCount; +} + +COM_DECLSPEC_NOTHROW STDMETHODIMP_(ULONG) InterfaceOleWrapper::Release() +{ + ULONG n= m_refCount; + release(); + return n - 1; +} + +// IUnoObjectWrapper -------------------------------------------------------- +COM_DECLSPEC_NOTHROW STDMETHODIMP InterfaceOleWrapper::getWrapperXInterface( Reference<XInterface>* pXInt) +{ + pXInt->set( static_cast<XWeak*>( this), UNO_QUERY); + return pXInt->is() ? S_OK : E_FAIL; +} +COM_DECLSPEC_NOTHROW STDMETHODIMP InterfaceOleWrapper::getOriginalUnoObject( Reference<XInterface>* pXInt) +{ + *pXInt= m_xOrigin; + return m_xOrigin.is() ? S_OK : E_FAIL; +} +COM_DECLSPEC_NOTHROW STDMETHODIMP InterfaceOleWrapper::getOriginalUnoStruct( Any * pStruct) +{ + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + HRESULT ret= E_FAIL; + if( !m_xOrigin.is()) + { + Reference<XMaterialHolder> xMatHolder( m_xInvocation, UNO_QUERY); + if( xMatHolder.is()) + { + Any any = xMatHolder->getMaterial(); + if( any.getValueTypeClass() == TypeClass_STRUCT) + { + *pStruct= any; + ret= S_OK; + } + } + } + return ret; +} + +COM_DECLSPEC_NOTHROW STDMETHODIMP InterfaceOleWrapper::GetTypeInfoCount( UINT *pctinfo ) +{ + SAL_INFO("extensions.olebridge", this << "@InterfaceOleWrapper::GetTypeInfoCount"); + + if (!pctinfo) + return E_POINTER; + + *pctinfo = 1; + + return S_OK; +} + +namespace { + +class CXTypeInfo : public ITypeInfo, + public CComObjectRoot +{ +public: + enum class Kind { COCLASS, MAIN, OUTGOING }; + +#if defined __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wunused-function" +#endif + BEGIN_COM_MAP(CXTypeInfo) +#if defined __clang__ +#pragma clang diagnostic pop +#endif + COM_INTERFACE_ENTRY(ITypeInfo) +#if defined __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Winconsistent-missing-override" +#pragma clang diagnostic ignored "-Wunused-function" +#endif + END_COM_MAP() +#if defined __clang__ +#pragma clang diagnostic pop +#endif + + DECLARE_NOT_AGGREGATABLE(CXTypeInfo) + + virtual ~CXTypeInfo() {} + + void InitForCoclass(Reference<XInterface> xOrigin, + const OUString& sImplementationName, + const IID& rIID, + Reference<XMultiServiceFactory> xMSF); + void InitForClassItself(Reference<XInterface> xOrigin, + const OUString& sImplementationName, + const IID& rIID, + Reference<XMultiServiceFactory> xMSF); + void InitForOutgoing(Reference<XInterface> xOrigin, + const OUString& sInterfaceName, + const IID& rIID, + Reference<XMultiServiceFactory> xMSF, + Type aType); + virtual HRESULT STDMETHODCALLTYPE GetTypeAttr(TYPEATTR **ppTypeAttr) override; + virtual HRESULT STDMETHODCALLTYPE GetTypeComp(ITypeComp **ppTComp) override; + virtual HRESULT STDMETHODCALLTYPE GetFuncDesc(UINT index, + FUNCDESC **ppFuncDesc) override; + virtual HRESULT STDMETHODCALLTYPE GetVarDesc(UINT index, + VARDESC **ppVarDesc) override; + virtual HRESULT STDMETHODCALLTYPE GetNames(MEMBERID memid, + BSTR *rgBstrNames, + UINT cMaxNames, + UINT *pcNames) override; + virtual HRESULT STDMETHODCALLTYPE GetRefTypeOfImplType(UINT index, + HREFTYPE *pRefType) override; + virtual HRESULT STDMETHODCALLTYPE GetImplTypeFlags(UINT index, + INT *pImplTypeFlags) override; + virtual HRESULT STDMETHODCALLTYPE GetIDsOfNames(LPOLESTR *rgszNames, + UINT cNames, + MEMBERID *pMemId) override; + virtual HRESULT STDMETHODCALLTYPE Invoke(PVOID pvInstance, + MEMBERID memid, + WORD wFlags, + DISPPARAMS *pDispParams, + VARIANT *pVarResult, + EXCEPINFO *pExcepInfo, + UINT *puArgErr) override; + virtual HRESULT STDMETHODCALLTYPE GetDocumentation(MEMBERID memid, + BSTR *pBstrName, + BSTR *pBstrDocString, + DWORD *pdwHelpContext, + BSTR *pBstrHelpFile) override; + virtual HRESULT STDMETHODCALLTYPE GetDllEntry(MEMBERID memid, + INVOKEKIND invKind, + BSTR *pBstrDllName, + BSTR *pBstrName, + WORD *pwOrdinal) override; + virtual HRESULT STDMETHODCALLTYPE GetRefTypeInfo(HREFTYPE hRefType, + ITypeInfo **ppTInfo) override; + virtual HRESULT STDMETHODCALLTYPE AddressOfMember(MEMBERID memid, + INVOKEKIND invKind, + PVOID *ppv) override; + virtual HRESULT STDMETHODCALLTYPE CreateInstance(IUnknown *pUnkOuter, + REFIID riid, + PVOID *ppvObj) override; + virtual HRESULT STDMETHODCALLTYPE GetMops(MEMBERID memid, + BSTR *pBstrMops) override; + virtual HRESULT STDMETHODCALLTYPE GetContainingTypeLib(ITypeLib **ppTLib, + UINT *pIndex) override; + virtual void STDMETHODCALLTYPE ReleaseTypeAttr(TYPEATTR *pTypeAttr) override; + virtual void STDMETHODCALLTYPE ReleaseFuncDesc(FUNCDESC *pFuncDesc) override; + virtual void STDMETHODCALLTYPE ReleaseVarDesc(VARDESC *pVarDesc) override; + +private: + Kind meKind; + Reference<XInterface> mxOrigin; + OUString msImplementationName; + OUString msInterfaceName; + IID maIID; + Reference<XMultiServiceFactory> mxMSF; + Type maType; +}; + +class CXTypeLib : public ITypeLib, + public CComObjectRoot +{ +public: +#if defined __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wunused-function" +#endif + BEGIN_COM_MAP(CXTypeLib) +#if defined __clang__ +#pragma clang diagnostic pop +#endif + COM_INTERFACE_ENTRY(ITypeLib) +#if defined __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Winconsistent-missing-override" +#pragma clang diagnostic ignored "-Wunused-function" +#endif + END_COM_MAP() +#if defined __clang__ +#pragma clang diagnostic pop +#endif + + DECLARE_NOT_AGGREGATABLE(CXTypeLib) + + virtual ~CXTypeLib() {} + + void Init(Reference<XInterface> xOrigin, + const OUString& sImplementationName, + Reference<XMultiServiceFactory> xMSF) + { + SAL_INFO("extensions.olebridge", this << "@CXTypeLib::Init for " << sImplementationName); + mxOrigin = xOrigin; + msImplementationName = sImplementationName; + mxMSF = xMSF; + } + + virtual UINT STDMETHODCALLTYPE GetTypeInfoCount() override + { + SAL_WARN("extensions.olebridge", this << "@CXTypeLib::GetTypeInfoCount"); + return 1; + } + + virtual HRESULT STDMETHODCALLTYPE GetTypeInfo(UINT, + ITypeInfo **) override + { + SAL_WARN("extensions.olebridge", this << "@CXTypeLib::GetTypeInfo: E_NOTIMPL"); + return E_NOTIMPL; + } + + virtual HRESULT STDMETHODCALLTYPE GetTypeInfoType(UINT, + TYPEKIND *) override + { + SAL_WARN("extensions.olebridge", this << "@CXTypeLib::GetTypeInfoType: E_NOTIMPL"); + return E_NOTIMPL; + } + + virtual HRESULT STDMETHODCALLTYPE GetTypeInfoOfGuid(REFGUID guid, + ITypeInfo **ppTInfo) override + { + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + SAL_INFO("extensions.olebridge", this << "@CXTypeLib::GetTypeInfoOfGuid(" << guid << ")"); + if (!ppTInfo) + return E_POINTER; + + Reference<ooo::vba::XConnectable> xConnectable(mxOrigin, UNO_QUERY); + if (!xConnectable.is()) + return TYPE_E_ELEMENTNOTFOUND; + + IID aIID; + if (SUCCEEDED(IIDFromString(reinterpret_cast<LPOLESTR>(xConnectable->getIID().pData->buffer), &aIID))) + { + if (IsEqualIID(guid, aIID)) + { + HRESULT ret; + + CComObject<CXTypeInfo>* pTypeInfo; + + ret = CComObject<CXTypeInfo>::CreateInstance(&pTypeInfo); + if (FAILED(ret)) + return ret; + + pTypeInfo->AddRef(); + + pTypeInfo->InitForCoclass(mxOrigin, msImplementationName, aIID, mxMSF); + + *ppTInfo = pTypeInfo; + + return S_OK; + } + } + +#if 0 + ooo::vba::TypeAndIID aTypeAndIID = xConnectable->GetConnectionPoint(); + + IID aIID; + if (SUCCEEDED(IIDFromString((LPOLESTR)aTypeAndIID.IID.pData->buffer, &aIID))) + { + HRESULT ret; + + CComObject<CXTypeInfo>* pTypeInfo; + + ret = CComObject<CXTypeInfo>::CreateInstance(&pTypeInfo); + if (FAILED(ret)) + return ret; + + pTypeInfo->AddRef(); + + pTypeInfo->InitForOutgoing(mxOrigin, msImplementationName, aIID, mxMSF); + + *ppTInfo = pTypeInfo; + + return S_OK; + } +#else + SAL_WARN("extensions.olebridge", "Not implemented: GetTypeInfoOfGuid(" << guid << ")"); +#endif + + return TYPE_E_ELEMENTNOTFOUND; + + } + + virtual HRESULT STDMETHODCALLTYPE GetLibAttr(TLIBATTR **) override + { + SAL_WARN("extensions.olebridge", this << "@CXTypeLib::GetLibAttr: E_NOTIMPL"); + return E_NOTIMPL; + } + + virtual HRESULT STDMETHODCALLTYPE GetTypeComp(ITypeComp **) override + { + SAL_WARN("extensions.olebridge", this << "@CXTypeLib::GetTypeComp: E_NOTIMPL"); + return E_NOTIMPL; + } + + virtual HRESULT STDMETHODCALLTYPE GetDocumentation(INT, + BSTR *, + BSTR *, + DWORD *, + BSTR *) override + { + SAL_WARN("extensions.olebridge", this << "@CXTypeLib::GetDocumentation: E_NOTIMPL"); + return E_NOTIMPL; + } + + virtual HRESULT STDMETHODCALLTYPE IsName(LPOLESTR, + ULONG, + BOOL *) override + { + SAL_WARN("extensions.olebridge", this << "@CXTypeLib:IsName: E_NOTIMPL"); + return E_NOTIMPL; + } + + virtual HRESULT STDMETHODCALLTYPE FindName(LPOLESTR, + ULONG, + ITypeInfo **, + MEMBERID *, + USHORT *) override + { + SAL_WARN("extensions.olebridge", this << "@CXTypeLib::FindName: E_NOTIMPL"); + return E_NOTIMPL; + } + + virtual void STDMETHODCALLTYPE ReleaseTLibAttr(TLIBATTR *) override + { + SAL_WARN("extensions.olebridge", this << "@CXTypeLib::ReleaseTLibAttr: E_NOTIMPL"); + } + +private: + Reference<XInterface> mxOrigin; + OUString msImplementationName; + Reference<XMultiServiceFactory> mxMSF; +}; + +} + +void CXTypeInfo::InitForCoclass(Reference<XInterface> xOrigin, + const OUString& sImplementationName, + const IID& rIID, + Reference<XMultiServiceFactory> xMSF) +{ + SAL_INFO("extensions.olebridge", this << "@CXTypeInfo::InitForCoclass(" << sImplementationName << "," << rIID << ")"); + meKind = Kind::COCLASS; + mxOrigin = xOrigin; + msImplementationName = sImplementationName; + maIID = rIID; + mxMSF = xMSF; +} + +void CXTypeInfo::InitForClassItself(Reference<XInterface> xOrigin, + const OUString& sImplementationName, + const IID& rIID, + Reference<XMultiServiceFactory> xMSF) +{ + SAL_INFO("extensions.olebridge", this << "@CXTypeInfo::InitForClassItself(" << sImplementationName << "," << rIID << ")"); + meKind = Kind::MAIN; + mxOrigin = xOrigin; + msImplementationName = sImplementationName; + maIID = rIID; + mxMSF = xMSF; +} + +void CXTypeInfo::InitForOutgoing(Reference<XInterface> xOrigin, + const OUString& sInterfaceName, + const IID& rIID, + Reference<XMultiServiceFactory> xMSF, + Type aType) +{ + SAL_INFO("extensions.olebridge", this << "@CXTypeInfo::InitForOutgoing(" << sInterfaceName << "," << rIID << ")"); + meKind = Kind::OUTGOING; + mxOrigin = xOrigin; + msInterfaceName = sInterfaceName; + maIID = rIID; + mxMSF = xMSF; + maType = aType; +} + +HRESULT STDMETHODCALLTYPE CXTypeInfo::GetTypeAttr(TYPEATTR **ppTypeAttr) +{ + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + SAL_INFO("extensions.olebridge", this << "@CXTypeInfo::GetTypeAttr"); + + if (!ppTypeAttr) + return E_POINTER; + + assert(!IsEqualIID(maIID, IID_NULL)); + + TYPEATTR *pTypeAttr = new TYPEATTR; + memset(pTypeAttr, 0, sizeof(*pTypeAttr)); + + pTypeAttr->guid = maIID; + + if (meKind == Kind::COCLASS) + { + pTypeAttr->typekind = TKIND_COCLASS; + pTypeAttr->cFuncs = 0; + pTypeAttr->cVars = 0; + pTypeAttr->cImplTypes = 3; + pTypeAttr->cbSizeVft = 0; + pTypeAttr->cbAlignment = 8; + pTypeAttr->wTypeFlags = TYPEFLAG_FCANCREATE; + } + else if (meKind == Kind::MAIN) + { + pTypeAttr->typekind = TKIND_DISPATCH; + pTypeAttr->cFuncs = 10; // FIXME, dummy + pTypeAttr->cVars = 0; + pTypeAttr->cImplTypes = 1; + // FIXME: I think this is always supposed to be as if just for the seven methods in + // IDIspatch? + pTypeAttr->cbSizeVft = 7 * sizeof(void*); + pTypeAttr->cbAlignment = 8; + pTypeAttr->wTypeFlags = TYPEFLAG_FHIDDEN|TYPEFLAG_FDISPATCHABLE; + } + else if (meKind == Kind::OUTGOING) + { + pTypeAttr->typekind = TKIND_DISPATCH; + + Reference<XIdlReflection> xRefl = theCoreReflection::get(comphelper::getComponentContext(mxMSF)); + assert(xRefl.is()); + + Reference<XIdlClass> xClass = xRefl->forName(maType.getTypeName()); + assert(xClass.is()); + + auto aMethods = xClass->getMethods(); + assert(xClass->getTypeClass() == TypeClass_INTERFACE && + aMethods.getLength() > 0); + + // Drop the three XInterface methods, add the three corresponding IUnknown ones plus the + // four IDispatch ones on top of that. + pTypeAttr->cFuncs = aMethods.getLength() - 3 + 3 + 4; + pTypeAttr->cVars = 0; + pTypeAttr->cImplTypes = 1; + // FIXME: I think this, too, is always supposed to be as if just for the seven methods in + // IDIspatch? + pTypeAttr->cbSizeVft = 7 * sizeof(void*); + pTypeAttr->cbAlignment = 8; + pTypeAttr->wTypeFlags = TYPEFLAG_FHIDDEN|TYPEFLAG_FNONEXTENSIBLE|TYPEFLAG_FDISPATCHABLE; + } + else + assert(false); + + pTypeAttr->lcid = LOCALE_USER_DEFAULT; + pTypeAttr->memidConstructor = MEMBERID_NIL; + pTypeAttr->memidDestructor = MEMBERID_NIL; + // FIXME: Is this correct, just the vtable pointer, right? + pTypeAttr->cbSizeInstance = sizeof(void*); + pTypeAttr->wMajorVerNum = 0; + pTypeAttr->wMinorVerNum = 0; + pTypeAttr->idldescType.wIDLFlags = IDLFLAG_NONE; + + SAL_INFO("extensions.olebridge", this << "@CXTypeInfo::GetTypeAttr: " << pTypeAttr); + + *ppTypeAttr = pTypeAttr; + + return S_OK; +} + +HRESULT STDMETHODCALLTYPE CXTypeInfo::GetTypeComp(ITypeComp **) +{ + SAL_WARN("extensions.olebridge", this << "@CXTypeInfo::GetTypeComp: E_NOTIMPL"); + return E_NOTIMPL; +} + +HRESULT STDMETHODCALLTYPE CXTypeInfo::GetFuncDesc(UINT index, + FUNCDESC **ppFuncDesc) +{ + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + if (!ppFuncDesc) + return E_POINTER; + + if (meKind != Kind::OUTGOING) + return E_NOTIMPL; + + if (index <= 6) + { + *ppFuncDesc = new FUNCDESC; + (*ppFuncDesc)->memid = 0x60000000 + index; + (*ppFuncDesc)->lprgscode = nullptr; + (*ppFuncDesc)->lprgelemdescParam = nullptr; + (*ppFuncDesc)->funckind = FUNC_DISPATCH; + (*ppFuncDesc)->invkind = INVOKE_FUNC; + (*ppFuncDesc)->callconv = CC_STDCALL; + switch (index) + { + case 0: // QueryInterface + (*ppFuncDesc)->cParams = 2; + (*ppFuncDesc)->elemdescFunc.tdesc.lptdesc = nullptr; + (*ppFuncDesc)->elemdescFunc.tdesc.vt = VT_VOID; + break; + case 1: // AddRef + (*ppFuncDesc)->cParams = 0; + (*ppFuncDesc)->elemdescFunc.tdesc.lptdesc = nullptr; + (*ppFuncDesc)->elemdescFunc.tdesc.vt = VT_UI4; + break; + case 2: // Release + (*ppFuncDesc)->cParams = 1; + (*ppFuncDesc)->elemdescFunc.tdesc.lptdesc = nullptr; + (*ppFuncDesc)->elemdescFunc.tdesc.vt = VT_UI4; + break; + case 3: // GetTypeInfoCount + (*ppFuncDesc)->cParams = 1; + (*ppFuncDesc)->elemdescFunc.tdesc.lptdesc = nullptr; + (*ppFuncDesc)->elemdescFunc.tdesc.vt = VT_VOID; + break; + case 4: // GetTypeInfo + (*ppFuncDesc)->cParams = 3; + (*ppFuncDesc)->elemdescFunc.tdesc.lptdesc = nullptr; + (*ppFuncDesc)->elemdescFunc.tdesc.vt = VT_VOID; + break; + case 5: // GetIDsOfNames + (*ppFuncDesc)->cParams = 5; + (*ppFuncDesc)->elemdescFunc.tdesc.lptdesc = nullptr; + (*ppFuncDesc)->elemdescFunc.tdesc.vt = VT_VOID; + break; + case 6: // Invoke + (*ppFuncDesc)->cParams = 8; + (*ppFuncDesc)->elemdescFunc.tdesc.lptdesc = nullptr; + (*ppFuncDesc)->elemdescFunc.tdesc.vt = VT_VOID; + break; + } + (*ppFuncDesc)->cParamsOpt = 0; + (*ppFuncDesc)->oVft = index * sizeof(void*); + (*ppFuncDesc)->cScodes = 0; + (*ppFuncDesc)->wFuncFlags = FUNCFLAG_FRESTRICTED; + + SAL_INFO("extensions.olebridge", this << "@CXTypeInfo::GetFuncDesc(" << index << "): S_OK: " << *ppFuncDesc); + + return S_OK; + } + + Reference<XIdlReflection> xRefl = theCoreReflection::get(comphelper::getComponentContext(mxMSF)); + assert(xRefl.is()); + + Reference<XIdlClass> xClass = xRefl->forName(maType.getTypeName()); + assert(xClass.is()); + + auto aMethods = xClass->getMethods(); + assert(xClass->getTypeClass() == TypeClass_INTERFACE && + aMethods.getLength() > 0); + + if (index > o3tl::make_unsigned(aMethods.getLength() - 3 + 3 + 4)) + return E_INVALIDARG; + + *ppFuncDesc = new FUNCDESC; + + (*ppFuncDesc)->memid = index - 6; + (*ppFuncDesc)->lprgscode = nullptr; + (*ppFuncDesc)->lprgelemdescParam = nullptr; + (*ppFuncDesc)->funckind = FUNC_DISPATCH; + (*ppFuncDesc)->invkind = INVOKE_FUNC; + (*ppFuncDesc)->callconv = CC_STDCALL; + (*ppFuncDesc)->cParams = aMethods[index - 4]->getParameterInfos().getLength(); + (*ppFuncDesc)->cParamsOpt = 0; + (*ppFuncDesc)->oVft = index * sizeof(void*); + (*ppFuncDesc)->cScodes = 0; + (*ppFuncDesc)->elemdescFunc.tdesc.lptdesc = nullptr; // ??? + (*ppFuncDesc)->elemdescFunc.tdesc.vt = VT_VOID; // ??? + (*ppFuncDesc)->wFuncFlags = 0; + + SAL_INFO("extensions.olebridge", this << "@CXTypeInfo::GetFuncDesc(" << index << "): S_OK: " << *ppFuncDesc); + + return S_OK; +} + +HRESULT STDMETHODCALLTYPE CXTypeInfo::GetVarDesc(UINT, + VARDESC **) +{ + SAL_WARN("extensions.olebridge", this << "@CXTypeInfo::GetVarDesc: E_NOTIMPL"); + return E_NOTIMPL; +} + +HRESULT STDMETHODCALLTYPE CXTypeInfo::GetNames(MEMBERID memid, + BSTR *rgBstrNames, + UINT cMaxNames, + UINT *pcNames) +{ + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + SAL_INFO("extensions.olebridge", this << "@CXTypeInfo::GetNames(" << memid << ")"); + assert(meKind != Kind::COCLASS); + + if (!rgBstrNames) + return E_POINTER; + + if (!pcNames) + return E_POINTER; + + if (memid < 1) + return E_INVALIDARG; + + if (cMaxNames < 1) + return E_INVALIDARG; + + if (meKind == Kind::MAIN) + { + SAL_WARN("extensions.olebridge", "GetNames() for MAIN not implemented"); + return E_NOTIMPL; + } + + Reference<XIdlReflection> xRefl = theCoreReflection::get(comphelper::getComponentContext(mxMSF)); + assert(xRefl.is()); + + Reference<XIdlClass> xClass = xRefl->forName(maType.getTypeName()); + assert(xClass.is()); + + auto aMethods = xClass->getMethods(); + assert(xClass->getTypeClass() == TypeClass_INTERFACE && + aMethods.getLength() > 0); + + // Subtract the three XInterface methods. Memid for the first following method is 1. + if (memid > aMethods.getLength() - 3) + return E_INVALIDARG; + + SAL_INFO("extensions.olebridge", "..." << this << "@CXTypeInfo::GetNames(" << memid << "): " << aMethods[memid + 2]->getName()); + rgBstrNames[0] = SysAllocString(reinterpret_cast<LPOLESTR>(aMethods[memid + 2]->getName().pData->buffer)); + *pcNames = 1; + + return S_OK; +} + +HRESULT STDMETHODCALLTYPE CXTypeInfo::GetRefTypeOfImplType(UINT index, + HREFTYPE *pRefType) +{ + SAL_INFO("extensions.olebridge", this << "@CXTypeInfo::GetRefTypeOfImplType(" << index << ")"); + + if (!pRefType) + return E_POINTER; + + assert(index == 0 || index == 1); + + *pRefType = 1000+index; + + return S_OK; +} + +HRESULT STDMETHODCALLTYPE CXTypeInfo::GetImplTypeFlags(UINT index, + INT *pImplTypeFlags) +{ + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + SAL_INFO("extensions.olebridge", this << "@CXTypeInfo::GetImplTypeFlags(" << index << ")"); + + if (!pImplTypeFlags) + return E_POINTER; + + assert(meKind == Kind::COCLASS); + assert(index == 0 || index == 1); + + if (index == 0) + *pImplTypeFlags = IMPLTYPEFLAG_FDEFAULT; + else if (index == 1) + *pImplTypeFlags = IMPLTYPEFLAG_FDEFAULT|IMPLTYPEFLAG_FSOURCE; + + return S_OK; +} + +HRESULT STDMETHODCALLTYPE CXTypeInfo::GetIDsOfNames(LPOLESTR *, + UINT, + MEMBERID *) +{ + SAL_WARN("extensions.olebridge", this << "@CXTypeInfo::GetIDsOfNames: E_NOTIMPL"); + return E_NOTIMPL; +} + +HRESULT STDMETHODCALLTYPE CXTypeInfo::Invoke(PVOID, + MEMBERID, + WORD, + DISPPARAMS *, + VARIANT *, + EXCEPINFO *, + UINT *) +{ + SAL_WARN("extensions.olebridge", this << "@CXTypeInfo::Invoke: E_NOTIMPL"); + return E_NOTIMPL; +} + +HRESULT STDMETHODCALLTYPE CXTypeInfo::GetDocumentation(MEMBERID memid, + BSTR *pBstrName, + BSTR *pBstrDocString, + DWORD *pdwHelpContext, + BSTR *pBstrHelpFile) +{ + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + SAL_INFO("extensions.olebridge", this << "@CXTypeInfo::GetDocumentation(" << memid << ")"); + + if (pBstrName) + { + if (memid == MEMBERID_NIL) + { + *pBstrName = SysAllocString(o3tl::toW(msImplementationName.getStr())); + } + else if (memid == DISPID_VALUE) + { + // MEMBERIDs are the same as DISPIDs, apparently? + *pBstrName = SysAllocString(L"Value"); + } + else + { + // FIXME: Shouldn't we be able to know the names of the members of UNO interfaces? + *pBstrName = SysAllocString(o3tl::toW(OUString("UnknownNameOfMember#" + OUString::number(memid)).getStr())); + } + } + if (pBstrDocString) + *pBstrDocString = SysAllocString(L""); + if (pdwHelpContext) + *pdwHelpContext = 0; + if (pBstrHelpFile) + *pBstrHelpFile = nullptr; + + return S_OK; +} + +HRESULT STDMETHODCALLTYPE CXTypeInfo::GetDllEntry(MEMBERID, + INVOKEKIND, + BSTR *, + BSTR *, + WORD *) +{ + SAL_WARN("extensions.olebridge", this << "@CXTypeInfo::GetDllEntry: E_NOTIMPL"); + return E_NOTIMPL; +} + +HRESULT STDMETHODCALLTYPE CXTypeInfo::GetRefTypeInfo(HREFTYPE hRefType, + ITypeInfo **ppTInfo) +{ + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + SAL_INFO("extensions.olebridge", this << "@CXTypeInfo::GetRefTypeInfo(" << hRefType << ")"); + + if (!ppTInfo) + return E_POINTER; + + // FIXME: Is it correct to assume that the only interfaces on which GetRefTypeInfo() would be + // called are those that implement ooo::vba::XConnectable? + + Reference<ooo::vba::XConnectable> xConnectable(mxOrigin, UNO_QUERY); + if (!xConnectable.is()) + return E_NOTIMPL; + + ooo::vba::TypeAndIID aTypeAndIID = xConnectable->GetConnectionPoint(); + + IID aIID; + if (!SUCCEEDED(IIDFromString(reinterpret_cast<LPOLESTR>(aTypeAndIID.IID.pData->buffer), &aIID))) + return E_NOTIMPL; + + HRESULT ret; + + CComObject<CXTypeInfo>* pTypeInfo; + + ret = CComObject<CXTypeInfo>::CreateInstance(&pTypeInfo); + if (FAILED(ret)) + return ret; + + pTypeInfo->AddRef(); + + pTypeInfo->InitForOutgoing(mxOrigin, aTypeAndIID.Type.getTypeName(), aIID, mxMSF, aTypeAndIID.Type); + + *ppTInfo = pTypeInfo; + + return S_OK; +} + +HRESULT STDMETHODCALLTYPE CXTypeInfo::AddressOfMember(MEMBERID, + INVOKEKIND, + PVOID *) +{ + SAL_WARN("extensions.olebridge", this << "@CXTypeInfo::AddressOfMember: E_NOTIMPL"); + return E_NOTIMPL; +} + +HRESULT STDMETHODCALLTYPE CXTypeInfo::CreateInstance(IUnknown *, + REFIID, + PVOID *) +{ + SAL_WARN("extensions.olebridge", this << "@CXTypeInfo::CreateInstance: E_NOTIMPL"); + return E_NOTIMPL; +} + +HRESULT STDMETHODCALLTYPE CXTypeInfo::GetMops(MEMBERID, + BSTR *) +{ + SAL_WARN("extensions.olebridge", this << "@CXTypeInfo::GetMops: E_NOTIMPL"); + return E_NOTIMPL; +} + +// This is not actually called any more by my vbscript test after I added the IProvideClassInfo +// thing... so all the CXTypeLib stuff is dead code at the moment. + +HRESULT STDMETHODCALLTYPE CXTypeInfo::GetContainingTypeLib(ITypeLib **ppTLib, + UINT *pIndex) +{ + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + SAL_INFO("extensions.olebridge", this << "@CXTypeInfo::GetContainingTypeLib"); + + if (!ppTLib || !pIndex) + return E_POINTER; + + HRESULT ret; + + CComObject<CXTypeLib>* pTypeLib; + + ret = CComObject<CXTypeLib>::CreateInstance(&pTypeLib); + if (FAILED(ret)) + return ret; + + pTypeLib->AddRef(); + + pTypeLib->Init(mxOrigin, msImplementationName, mxMSF); + + *ppTLib = pTypeLib; + + return S_OK; +} + +void STDMETHODCALLTYPE CXTypeInfo::ReleaseTypeAttr(TYPEATTR *pTypeAttr) +{ + SAL_INFO("extensions.olebridge", this << "@CXTypeInfo::ReleaseTypeAttr(" << pTypeAttr << ")"); + + delete pTypeAttr; +} + +void STDMETHODCALLTYPE CXTypeInfo::ReleaseFuncDesc(FUNCDESC *pFuncDesc) +{ + SAL_WARN("extensions.olebridge", this << "@CXTypeInfo::ReleaseFuncDesc(" << pFuncDesc << ")"); + + delete pFuncDesc; +} + +void STDMETHODCALLTYPE CXTypeInfo::ReleaseVarDesc(VARDESC *) +{ + SAL_WARN("extensions.olebridge", this << "@CXTypeInfo::ReleaseVarDesc: E_NOTIMPL"); +} + +COM_DECLSPEC_NOTHROW STDMETHODIMP InterfaceOleWrapper::GetTypeInfo(UINT iTInfo, LCID, ITypeInfo ** ppTInfo) +{ + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + SAL_INFO("extensions.olebridge", this << "@InterfaceOleWrapper::GetTypeInfo(" << iTInfo << ")"); + + if (!ppTInfo) + return E_POINTER; + + if (iTInfo != 0) + return E_NOTIMPL; + + // FIXME: This is surely incorrect. Why is being able to handle GetTypeInfo() here coupled to + // being a source for outgoing events, i.e. implementing XConnectable? What would break if we + // would use XInterfaceWithIID and its getIID instead? + + Reference<ooo::vba::XConnectable> xConnectable(m_xOrigin, UNO_QUERY); + if (!xConnectable.is()) + return E_NOTIMPL; + + OUString sIID = xConnectable->GetIIDForClassItselfNotCoclass(); + IID aIID; + if (!SUCCEEDED(IIDFromString(reinterpret_cast<LPOLESTR>(sIID.pData->buffer), &aIID))) + return E_NOTIMPL; + + HRESULT ret; + + CComObject<CXTypeInfo>* pTypeInfo; + + ret = CComObject<CXTypeInfo>::CreateInstance(&pTypeInfo); + if (FAILED(ret)) + return ret; + + pTypeInfo->AddRef(); + + pTypeInfo->InitForClassItself(m_xOrigin, m_sImplementationName, aIID, m_smgr); + + *ppTInfo = pTypeInfo; + + return S_OK; +} + +COM_DECLSPEC_NOTHROW STDMETHODIMP InterfaceOleWrapper::GetIDsOfNames(REFIID /*riid*/, + LPOLESTR * rgszNames, + UINT cNames, + LCID /*lcid*/, + DISPID * rgdispid ) +{ + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + if( ! rgdispid) + return E_POINTER; + + SAL_INFO("extensions.olebridge", this << "@InterfaceOleWrapper::GetIDsOfNames:"); + for (unsigned int i = 0; i < cNames; ++i) + { + // Initialise returned rgdispid values. + rgdispid[i] = DISPID_UNKNOWN; + + SAL_INFO("extensions.olebridge", " " << OUString(o3tl::toU(rgszNames[i]))); + } + + HRESULT ret = DISP_E_UNKNOWNNAME; + try + { + MutexGuard guard( getBridgeMutex()); + + // FIXME: Handle the cNames > 1 case? Note that the rest of the names mean the names of *arguments*. + + if( ! _wcsicmp( *rgszNames, JSCRIPT_VALUE_FUNC) || + ! _wcsicmp( *rgszNames, BRIDGE_VALUE_FUNC)) + { + *rgdispid= DISPID_JSCRIPT_VALUE_FUNC; + return S_OK; + } + else if( ! _wcsicmp( *rgszNames, GET_STRUCT_FUNC) || + ! _wcsicmp( *rgszNames, BRIDGE_GET_STRUCT_FUNC)) + { + *rgdispid= DISPID_GET_STRUCT_FUNC; + return S_OK; + } + else if( ! _wcsicmp( *rgszNames, BRIDGE_CREATE_TYPE_FUNC)) + { + *rgdispid= DISPID_CREATE_TYPE_FUNC; + return S_OK; + } + + if (m_xInvocation.is() && (cNames > 0)) + { + OUString name(o3tl::toU(rgszNames[0])); + NameToIdMap::iterator iter = m_nameToDispIdMap.find(name); + + bool bIsMethod = false; + + OUString exactName = name; + + if (iter == m_nameToDispIdMap.end()) + { + if (m_xExactName.is()) + { + exactName = m_xExactName->getExactName(name); + if (exactName.isEmpty()) + exactName = name; + } + + MemberInfo d(0, exactName); + + if (m_xInvocation->hasProperty(exactName)) + { + d.flags |= DISPATCH_PROPERTYGET; + d.flags |= DISPATCH_PROPERTYPUT; + d.flags |= DISPATCH_PROPERTYPUTREF; + } + + if (m_xInvocation->hasMethod(exactName)) + { + d.flags |= DISPATCH_METHOD; + bIsMethod = true; + } + + if (d.flags != 0) + { + m_MemberInfos.push_back(d); + iter = m_nameToDispIdMap.emplace(exactName, static_cast<DISPID>(m_MemberInfos.size())).first; + + if (exactName != name) + { + iter = m_nameToDispIdMap.emplace(name, static_cast<DISPID>(m_MemberInfos.size())).first; + } + } + } + + if (iter == m_nameToDispIdMap.end()) + { + ret = DISP_E_UNKNOWNNAME; + SAL_INFO("extensions.olebridge", " " << name << ": UNKNOWN"); + } + else + { + rgdispid[0] = (*iter).second; + SAL_INFO("extensions.olebridge", " " << name << ": " << rgdispid[0]); + + if (bIsMethod && cNames > 1) + { + Reference<XIdlMethod> xIdlMethod; + Reference<XIntrospectionAccess> xIntrospectionAccess = m_xInvocation->getIntrospection(); + try + { + if (xIntrospectionAccess.is()) + xIdlMethod = xIntrospectionAccess->getMethod(exactName, MethodConcept::ALL); + } + catch (const NoSuchMethodException&) + { + } + if (xIdlMethod.is()) + { + auto aParamInfos = xIdlMethod->getParameterInfos(); + for (unsigned int i = 1; i < cNames; ++i) + { + bool bFound = false; + for (int j = 0; j < aParamInfos.getLength(); ++j) + { + if (aParamInfos[j].aName.equalsIgnoreAsciiCase(o3tl::toU(rgszNames[i]))) + { + rgdispid[i] = j; + bFound = true; + SAL_INFO("extensions.olebridge", " " << OUString(o3tl::toU(rgszNames[i])) << ": " << rgdispid[i]); + break; + } + } + if (!bFound) + SAL_INFO("extensions.olebridge", " " << OUString(o3tl::toU(rgszNames[i])) << ": NOT FOUND"); + } + } + } + + // Return value should be S_OK only if *all* the names were found. + unsigned int i; + for (i = 0; i < cNames; ++i) + if (rgdispid[i] == DISPID_UNKNOWN) + break; + if (i == cNames) + ret = S_OK; + } + } + } + catch(const BridgeRuntimeError&) + { + OSL_ASSERT(false); + } + catch(const Exception&) + { + OSL_ASSERT(false); + } + catch(...) + { + OSL_ASSERT(false); + } + + return ret; +} + +// Note: What the comments here say about JScript possibly holds for Automation clients in general, +// like VBScript ones, too. Or not. Hard to say. What is the relevance of JScript nowadays anyway, +// and can LO really be used from JScript code on web pages any longer? + +// "convertDispparamsArgs" converts VARIANTS to their respecting Any counterparts +// The parameters "id", "wFlags" and "pdispparams" equal those as used in +// IDispatch::Invoke. The function handles special JavaScript +// cases where a VARIANT of type VT_DISPATCH is ambiguous and could represent +// an object, array ( JavaScript Array object), out parameter and in/out ( JavaScript Array object) +// parameter (JavaScript Array object) +// Because all those VT_DISPATCH objects need a different conversion +// we have to find out what the object is supposed to be. The function does this +// by either using type information or by help of a specialized ValueObject object. + +// A. Type Information + +// With the help of type information the kind of parameter can be exactly determined +// and an appropriate conversion can be chosen. A problem arises if a method expects +// an Any. Then the type info does not tell what the type of the value, that is kept +// by the any, should be. In this situation the decision whether the param is a +// sequence or an object is made upon the fact if the object has a property "0" +// ( see function "isJScriptArray"). Since this is unsafe it is recommended to use +// the JScript value objects within a JScript script on such an occasion. + +// B. JavaScript Value Object ( class JScriptValue ) + +// A JScriptValue (ValueObject) object is a COM object in that it implements IDispatch and the +// IJScriptValue object interface. Such objects are provided by all UNO wrapper +// objects used within a JScript script. To obtain an instance one has to call +// "_GetValueObject() or Bridge_GetValueObject()" on a UNO wrapper object (class InterfaceOleWrapper). +// A value object is appropriately initialized within the script and passed as +// parameter to a UNO object method or property. The convertDispparamsArgs function +// can easily find out that a param is such an object by querying for the +// IJScriptValue interface. By this interface one the type and kind ( out, in/out) +// can be determined and the right conversion can be applied. +// Using ValueObjects we spare us the effort of acquiring and examining type information +// in order to figure out what the an IDispatch parameter is meant for. + +// Normal JScript object parameter can be mixed with JScriptValue object. If an +// VARIANT contains a VT_DISPATCH that is no JScriptValue than the type information +// is used to find out about the required type. +void InterfaceOleWrapper::convertDispparamsArgs(DISPID id, + unsigned short /*wFlags*/, DISPPARAMS* pdispparams, Sequence<Any>& rSeq) +{ + // Parameters come in in reverse order in pdispparams. There might be less parameters than + // expected. In that case, assume they are "optional" (but can't be marked as such in UNO IDL), + // and fill in the rest with empty Anys. There might also be more than expected. In that case, + // assume the oovbaapi UNO IDL hasn't kept up with added optional parameters in MSO, and just + // ignore the extra ones, as long as they are empty. + + // An example: incoming parameters: <12, 13, "foo/bar.tem"> + // + // Expected parameters: (string filename, int something, int somethingElse, Any whatever, Any + // whateverElse) + // + // Here the existing incoming parameters are placed in reverse order in the first three outgoing + // parameters, and the rest of the outgoing parameters are kept as empty Anys. + // + // Another example: incoming parameters: <EMPTY, TRUE> + // + // Expected parameters: (bool flag) + // + // Here the TRUE is passed as the sole outgoing parameter, and the incoming EMPTY is ignored. + // + // Still an example: incoming parameters: <"foo.doc", TRUE> + // + // Expected parameters: (bool flag) + // + // This throws an error as the incoming string parameter presumably should do something important, + // but there is no corresponding outgoing parameter. + + HRESULT hr = S_OK; + const int countIncomingArgs = pdispparams->cArgs; + + //Get type information for the current call + InvocationInfo info; + if( ! getInvocationInfoForCall( id, info)) + throw BridgeRuntimeError( + "[automation bridge]InterfaceOleWrapper::convertDispparamsArgs \n" + "Could not obtain type information for current call."); + + // Size rSeq according to the number of expected parameters. + const int expectedArgs = info.aParamTypes.getLength() + (info.eMemberType == MemberType_PROPERTY ? 1 : 0); + rSeq.realloc( expectedArgs ); + Any* pParams = rSeq.getArray(); + + Any anyParam; + + int outgoingArgIndex = 0; + + // Go through incoming parameters in reverse order, i.e. in the order as declared in IDL + for (int i = std::max(countIncomingArgs, expectedArgs) - 1; i >= 0; i--) + { + // Ignore too many parameters if they are VT_EMPTY anyway + if ( outgoingArgIndex >= expectedArgs && pdispparams->rgvarg[i].vt == VT_EMPTY ) + continue; + + // But otherwise too many parameters is an error + if ( outgoingArgIndex >= expectedArgs ) + throw BridgeRuntimeError( "[automation bridge] Too many parameters" ); + + if (info.eMemberType == MemberType_METHOD && + info.aParamModes[ outgoingArgIndex ] == ParamMode_OUT) + { + outgoingArgIndex++; + continue; + } + + if (i < countIncomingArgs) + { + // A missing (and hopefully optional) arg (in the middle of the argument list) is passed + // as an empty Any. + if (pdispparams->rgvarg[i].vt == VT_ERROR && pdispparams->rgvarg[i].scode == DISP_E_PARAMNOTFOUND) + { + Any aEmpty; + pParams[ outgoingArgIndex ] = aEmpty; + outgoingArgIndex++; + continue; + } + + if(convertValueObject( & pdispparams->rgvarg[i], anyParam)) + { //a param is a ValueObject and could be converted + pParams[ outgoingArgIndex ] = anyParam; + outgoingArgIndex++; + continue; + } + } + else + { + // A missing arg. Let's hope it is de facto optional (there is no way in UNO IDL to mark + // a parameter as optional). The corresponding slot in pParams is already a void Any. + // Here we don't increase outgoingArgIndex! + continue; + } + + // If the param is an out, in/out parameter in + // JScript (Array object, with value at index 0) then we + // extract Array[0] and put the value into varParam. At the end of the loop varParam + // is converted if it contains a value otherwise the VARIANT from + // DISPPARAMS is converted. + CComVariant varParam; + + // Check for JScript out and in/out paramsobjects (VT_DISPATCH). + // To find them out we use typeinformation of the function being called. + + // No idea how this stuff, originally written for JScript, works for other Automation + // clients. + + if( pdispparams->rgvarg[i].vt == VT_DISPATCH ) + { + if( info.eMemberType == MemberType_METHOD && info.aParamModes[ outgoingArgIndex ] == ParamMode_INOUT) + { + // INOUT-param + // Index ( property) "0" contains the actual IN-param. The object is a JScript + // Array object. + // Get the IN-param at index "0" + IDispatch* pdisp= pdispparams->rgvarg[i].pdispVal; + + OLECHAR const * sindex= L"0"; + DISPID id2; + DISPPARAMS noParams= {nullptr,nullptr,0,0}; + if(SUCCEEDED( hr= pdisp->GetIDsOfNames( IID_NULL, const_cast<OLECHAR **>(&sindex), 1, LOCALE_USER_DEFAULT, &id2))) + hr= pdisp->Invoke( id2, IID_NULL, LOCALE_USER_DEFAULT, DISPATCH_PROPERTYGET, + & noParams, & varParam, nullptr, nullptr); + if( FAILED( hr)) + { + throw BridgeRuntimeError( + "[automation bridge] Could not determine " + "if the object has a member \"0\". Error: " + + OUString::number(hr)); + } + } + } + + if( varParam.vt == VT_EMPTY) // then it was no in/out parameter + varParam= pdispparams->rgvarg[i]; + + if(info.eMemberType == MemberType_METHOD) + variantToAny( & varParam, anyParam, + info.aParamTypes[ outgoingArgIndex ]); + else if(info.eMemberType == MemberType_PROPERTY) + variantToAny( & varParam, anyParam, info.aType); + else + OSL_ASSERT(false); + + if (outgoingArgIndex < expectedArgs) + pParams[ outgoingArgIndex ]= anyParam; + outgoingArgIndex++; + }// end for / iterating over all parameters +} + +bool InterfaceOleWrapper::getInvocationInfoForCall( DISPID id, InvocationInfo& info) +{ + bool bTypesAvailable= false; + + if( !m_xInvocation.is() )return false; + Reference<XInvocation2> inv2( m_xInvocation, UNO_QUERY); + if( inv2.is()) + { + // We need the name of the property or method to get its type information. + // The name can be identified through the param "id" + // that is kept as value in the map m_nameToDispIdMap. + // Problem: the Windows JScript engine sometimes changes small letters to capital + // letters as happens in xidlclass_obj.createObject( var) // in JScript. + // IDispatch::GetIdsOfNames is then called with "CreateObject" !!! + // m_nameToDispIdMap can contain several names for one DISPID but only one is + // the exact one. If there's no m_xExactName and therefore no exact name then + // there's only one entry in the map. + OUString sMemberName; + + auto ci1 = std::find_if(m_nameToDispIdMap.cbegin(), m_nameToDispIdMap.cend(), + [&id](const NameToIdMap::value_type& nameToDispId) { return nameToDispId.second == id; }); // item is a pair<OUString, DISPID> + if (ci1 != m_nameToDispIdMap.cend()) + sMemberName= (*ci1).first; + // Get information for the current call ( property or method). + // There could be similar names which only differ in the cases + // of letters. First we assume that the name which was passed into + // GetIDsOfNames is correct. If we won't get information with that + // name then we have the invocation service use the XExactName interface. + bool validInfo= true; + InvocationInfo invInfo; + try{ + invInfo= inv2->getInfoForName( sMemberName, false); + } + catch(const IllegalArgumentException&) + { + validInfo= false; + } + + if( ! validInfo) + { + invInfo= inv2->getInfoForName( sMemberName, true); + } + if( invInfo.aName.pData) + { + bTypesAvailable= true; + info= invInfo; + } + } + return bTypesAvailable; +} + +// XBridgeSupplier2 --------------------------------------------------- +// only bridges itself ( this instance of InterfaceOleWrapper)from UNO to IDispatch +// If sourceModelType is UNO than any UNO interface implemented by InterfaceOleWrapper +// can bridged to IDispatch ( if destModelType == OLE). The IDispatch is +// implemented by this class. +Any SAL_CALL InterfaceOleWrapper::createBridge(const Any& modelDepObject, + const Sequence<sal_Int8>& /*ProcessId*/, + sal_Int16 sourceModelType, + sal_Int16 destModelType) +{ + + Any retAny; + if( sourceModelType == UNO && destModelType == OLE && + modelDepObject.getValueTypeClass() == TypeClass_INTERFACE ) + { + Reference<XInterface> xInt; + if( modelDepObject >>= xInt ) + { + if( xInt == Reference<XInterface>( static_cast<XWeak*>( this), UNO_QUERY)) + { + VARIANT *pVar= static_cast<VARIANT*>(CoTaskMemAlloc( sizeof( VARIANT))); + if( pVar) + { + pVar->vt= VT_DISPATCH; + pVar->pdispVal= this; + AddRef(); + + retAny<<= reinterpret_cast< sal_uIntPtr >( pVar); + } + } + } + } + + return retAny; +} + +// XInitialization -------------------------------------------------- +void SAL_CALL InterfaceOleWrapper::initialize( const Sequence< Any >& aArguments ) +{ + switch( aArguments.getLength() ) + { + case 2: // the object wraps a UNO struct + aArguments[0] >>= m_xInvocation; + aArguments[1] >>= m_defaultValueType; + break; + case 3: // the object wraps a UNO interface + aArguments[0] >>= m_xInvocation; + aArguments[1] >>= m_xOrigin; + aArguments[2] >>= m_defaultValueType; + + Reference<XServiceInfo> xServiceInfo(m_xOrigin, UNO_QUERY); + if (xServiceInfo.is()) + m_sImplementationName = xServiceInfo->getImplementationName(); + + SAL_INFO("extensions.olebridge", this << "@InterfaceOleWrapper::initialize for " + << (m_sImplementationName.isEmpty()?"an unknown implementation":m_sImplementationName)); + break; + } + + m_xExactName.set( m_xInvocation, UNO_QUERY); +} + +Reference< XInterface > InterfaceOleWrapper::createUnoWrapperInstance() +{ + Reference<XWeak> xWeak= static_cast<XWeak*>( new InterfaceOleWrapper( + m_smgr, m_nUnoWrapperClass, m_nComWrapperClass)); + return Reference<XInterface>( xWeak, UNO_QUERY); +} + +Reference<XInterface> InterfaceOleWrapper::createComWrapperInstance() +{ + Reference<XWeak> xWeak= static_cast<XWeak*>( new IUnknownWrapper( + m_smgr, m_nUnoWrapperClass, m_nComWrapperClass)); + return Reference<XInterface>( xWeak, UNO_QUERY); +} + +// "getType" is used in convertValueObject to map the string denoting the type +// to an actual Type object. +bool getType( const BSTR name, Type & type) +{ + bool ret = false; + typelib_TypeDescription * pDesc= nullptr; + OUString str(o3tl::toU(name)); + typelib_typedescription_getByName( &pDesc, str.pData ); + if( pDesc) + { + type = Type( pDesc->pWeakRef ); + typelib_typedescription_release( pDesc); + ret = true; + } + return ret; +} + +static bool writeBackOutParameter2( VARIANTARG* pDest, VARIANT* pSource) +{ + bool ret = false; + HRESULT hr; + + // Handle JScriptValue objects and JScript out params ( Array object ) + CComVariant varDest( *pDest); + + if( SUCCEEDED( varDest.ChangeType(VT_DISPATCH))) + { + CComPtr<IDispatch> spDispDest(varDest.pdispVal); + + // special Handling for a JScriptValue object + CComQIPtr<IJScriptValueObject> spValueDest(spDispDest); + if (spValueDest) + { + VARIANT_BOOL varBool= VARIANT_FALSE; + if ((SUCCEEDED(hr = spValueDest->IsOutParam(&varBool)) + && varBool == VARIANT_TRUE) + || (SUCCEEDED(hr = spValueDest->IsInOutParam(&varBool)) + && varBool == VARIANT_TRUE)) + { + if( SUCCEEDED( spValueDest->Set( CComVariant(), *pSource))) + ret= true; + } + } + else if (pDest->vt == VT_DISPATCH)// VT_DISPATCH -> JScript out param + { + // We use IDispatchEx because its GetDispID function causes the creation + // of a property if it does not exist already. This is convenient for + // out parameters in JScript. Then the user must not specify property "0" + // explicitly + CComQIPtr<IDispatchEx> spDispEx( spDispDest); + if( spDispEx) + { + CComBSTR nullProp(L"0"); + DISPID dwDispID; + if( SUCCEEDED( spDispEx->GetDispID( nullProp, fdexNameEnsure, &dwDispID))) + { + DISPPARAMS dispparams = {nullptr, nullptr, 1, 1}; + dispparams.rgvarg = pSource; + DISPID dispidPut = DISPID_PROPERTYPUT; + dispparams.rgdispidNamedArgs = &dispidPut; + + if (pSource->vt == VT_UNKNOWN || pSource->vt == VT_DISPATCH || + (pSource->vt & VT_ARRAY) || (pSource->vt & VT_BYREF)) + hr = spDispEx->InvokeEx(dwDispID, LOCALE_USER_DEFAULT, DISPATCH_PROPERTYPUTREF, + &dispparams, nullptr, nullptr, nullptr); + else + hr= spDispEx->InvokeEx(dwDispID, LOCALE_USER_DEFAULT, DISPATCH_PROPERTYPUT, + &dispparams, nullptr, nullptr, nullptr); + if( SUCCEEDED(hr)) + ret= true; + } + } + } + else + ret= writeBackOutParameter( pDest, pSource); + } + else // The param can't be a JScript out-parameter ( an Array object), it could be a VBScript + { // param. The function checks itself for correct VBScript params + ret= writeBackOutParameter( pDest, pSource); + } + return ret; +} + +// VisualBasic Script passes arguments as VT_VARIANT | VT_BYREF be it in or out parameter. +// Thus we are in charge of freeing an eventual value contained by the inner VARIANT +// Please note: VariantCopy doesn't free a VT_BYREF value +// The out parameters are expected to have always a valid type +static bool writeBackOutParameter(VARIANTARG* pDest, VARIANT* pSource) +{ + HRESULT hr; + bool ret = false; + // Out parameter must be VT_BYREF + if ((V_VT(pDest) & VT_BYREF) != 0 ) + { + VARTYPE oleTypeFlags = V_VT(pSource); + + // if caller accept VARIANT as out parameter, any value must be converted + if (V_VT(pDest) == (VT_VARIANT | VT_BYREF)) + { + // When the user provides a VARIANT rather than a concrete type + // we just copy the source to the out, in/out parameter + // VT_DISPATCH, VT_UNKNOWN, VT_ARRAY, VT_BSTR in the VARIANT that + // is contained in pDest are released by VariantCopy + VariantCopy(V_VARIANTREF(pDest), pSource); + ret = true; + } + else + { + // variantarg and variant must have same type + if ((V_VT(pDest) & oleTypeFlags) == oleTypeFlags) + { + if ((oleTypeFlags & VT_ARRAY) != 0) + { + // In / Out Param + if( *V_ARRAYREF(pDest) != nullptr) + hr= SafeArrayCopyData( V_ARRAY(pSource), *V_ARRAYREF(pDest)); + else + // Out Param + hr= SafeArrayCopy(V_ARRAY(pSource), V_ARRAYREF(pDest)); + if( SUCCEEDED( hr)) + ret = true; + } + else + { + // copy base type + switch (V_VT(pSource)) + { + case VT_I2: + { + *V_I2REF(pDest) = V_I2(pSource); + ret = true; + break; + } + case VT_I4: + *V_I4REF(pDest) = V_I4(pSource); + ret = true; + break; + case VT_R4: + *V_R4REF(pDest) = V_R4(pSource); + ret = true; + break; + case VT_R8: + *V_R8REF(pDest) = V_R8(pSource); + ret = true; + break; + case VT_CY: + *V_CYREF(pDest) = V_CY(pSource); + ret = true; + break; + case VT_DATE: + *V_DATEREF(pDest) = V_DATE(pSource); + ret = true; + break; + case VT_BSTR: + SysFreeString( *pDest->pbstrVal); + + *V_BSTRREF(pDest) = SysAllocString(V_BSTR(pSource)); + ret = true; + break; + case VT_DISPATCH: + if (*V_DISPATCHREF(pDest) != nullptr) + (*V_DISPATCHREF(pDest))->Release(); + + *V_DISPATCHREF(pDest) = V_DISPATCH(pSource); + + if (*V_DISPATCHREF(pDest) != nullptr) + (*V_DISPATCHREF(pDest))->AddRef(); + + ret = true; + break; + case VT_ERROR: + *V_ERRORREF(pDest) = V_ERROR(pSource); + ret = true; + break; + case VT_BOOL: + *V_BOOLREF(pDest) = V_BOOL(pSource); + ret = true; + break; + case VT_UNKNOWN: + if (*V_UNKNOWNREF(pDest) != nullptr) + (*V_UNKNOWNREF(pDest))->Release(); + + *V_UNKNOWNREF(pDest) = V_UNKNOWN(pSource); + + if (*V_UNKNOWNREF(pDest) != nullptr) + (*V_UNKNOWNREF(pDest))->AddRef(); + + ret = true; + break; + case VT_I1: + *V_I1REF(pDest) = V_I1(pSource); + ret = true; + break; + case VT_UI1: + *V_UI1REF(pDest) = V_UI1(pSource); + ret = true; + break; + case VT_UI2: + *V_UI2REF(pDest) = V_UI2(pSource); + ret = true; + break; + case VT_UI4: + *V_UI4REF(pDest) = V_UI4(pSource); + ret = true; + break; + case VT_INT: + *V_INTREF(pDest) = V_INT(pSource); + ret = true; + break; + case VT_UINT: + *V_UINTREF(pDest) = V_UINT(pSource); + ret = true; + break; + case VT_DECIMAL: + memcpy(pDest->pdecVal, pSource, sizeof(DECIMAL)); + ret = true; + break; + default: + break; + } + } + } + else + { + // Handling of special cases + // Destination and source types are different + if( pDest->vt == (VT_BSTR | VT_BYREF) + && pSource->vt == VT_I2) + { + // When the user provides a String as out our in/out parameter + // and the type is char (TypeClass_CHAR) then we convert to a BSTR + // instead of VT_I2 as is done otherwise + OLECHAR buff[]= {0,0}; + buff[0]= pSource->iVal; + + SysFreeString( *pDest->pbstrVal); + *pDest->pbstrVal= SysAllocString( buff); + ret = true; + } + } + } + } + return ret; +} + +COM_DECLSPEC_NOTHROW STDMETHODIMP InterfaceOleWrapper::Invoke(DISPID dispidMember, + REFIID /*riid*/, + LCID /*lcid*/, + WORD wFlags, + DISPPARAMS * pdispparams, + VARIANT * pvarResult, + EXCEPINFO * pexcepinfo, + UINT * puArgErr ) +{ + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + OUString sParams; +#if defined SAL_LOG_INFO + sParams += "["; + for (unsigned int i = 0; i < pdispparams->cArgs; ++i) + { + if (i > 0) + sParams += ","; + std::stringstream aStringStream; + aStringStream << pdispparams->rgvarg[i]; + sParams += OUString::createFromAscii(aStringStream.str()); + } + sParams += "]"; +#endif + SAL_INFO("extensions.olebridge", this << "@InterfaceOleWrapper::Invoke(" << dispidMember << "," << sParams << ")"); + + comphelper::ProfileZone aZone("COM Bridge"); + HRESULT ret = S_OK; + + try + { + bool bHandled= false; + ret= InvokeGeneral( dispidMember, wFlags, pdispparams, pvarResult, pexcepinfo, + puArgErr, bHandled); + if( bHandled) + return ret; + + if ((dispidMember > 0) && (o3tl::make_unsigned(dispidMember) <= m_MemberInfos.size()) && m_xInvocation.is()) + { + MemberInfo d = m_MemberInfos[dispidMember - 1]; + DWORD flags = wFlags & d.flags; + + if (flags != 0) + { + if ((flags & DISPATCH_METHOD) != 0) + { + std::unique_ptr<DISPPARAMS> pNewDispParams; + std::vector<VARIANTARG> vNewArgs; + + if (pdispparams->cNamedArgs > 0) + { + // Convert named arguments to positional ones. + + // An example: + // + // Function declaration (in pseudo-code): + // int foo(int A, int B, optional int C, optional int D, optional int E, optional int F, optional int G) + // + // Corresponding parameter numbers (DISPIDs): + // 0 1 2 3 4 5 6 + // + // Actual call: + // foo(10, 20, E:=50, D:=40, F:=60) + // + // That is, A and B are passed positionally, D, E, and F as named arguments, + // and the optional C and G parameters are left out. + // + // Incoming DISPPARAMS: + // cArgs=5, cNamedArgs=3 + // rgvarg: [60, 40, 50, 20, 10] + // rgdispidNamedArgs: [5, 3, 4] + // + // We calculate nLowestNamedArgDispid = 3 and nHighestNamedArgDispid = 5. + // + // Result of conversion, no named args: + // cArgs=6, cNamedArgs=0 + // rgvarg: [60, 50, 40, DISP_E_PARAMNOTFOUND, 20, 10] + + // First find the lowest and highest DISPID of the named arguments. + DISPID nLowestNamedArgDispid = 1000000; + DISPID nHighestNamedArgDispid = -1; + for (unsigned int i = 0; i < pdispparams->cNamedArgs; ++i) + { + if (pdispparams->rgdispidNamedArgs[i] < nLowestNamedArgDispid) + nLowestNamedArgDispid = pdispparams->rgdispidNamedArgs[i]; + if (pdispparams->rgdispidNamedArgs[i] > nHighestNamedArgDispid) + nHighestNamedArgDispid = pdispparams->rgdispidNamedArgs[i]; + } + + // Make sure named arguments don't overlap with positional ones. The lowest + // DISPID of the named arguments should be >= the number of positional + // arguments. + if (nLowestNamedArgDispid < static_cast<DISPID>(pdispparams->cArgs - pdispparams->cNamedArgs)) + return DISP_E_NONAMEDARGS; + + // Do the actual conversion. + pNewDispParams.reset(new DISPPARAMS); + vNewArgs.resize(nHighestNamedArgDispid + 1); + pNewDispParams->rgvarg = vNewArgs.data(); + pNewDispParams->rgdispidNamedArgs = nullptr; + pNewDispParams->cArgs = nHighestNamedArgDispid + 1; + pNewDispParams->cNamedArgs = 0; + + // Initialise all parameter slots as missing + for (int i = 0; i < nHighestNamedArgDispid; ++i) + { + pNewDispParams->rgvarg[i].vt = VT_ERROR; + pNewDispParams->rgvarg[i].scode = DISP_E_PARAMNOTFOUND; + } + + // Then set the value of those actually present. + for (unsigned int i = 0; i < pdispparams->cNamedArgs; ++i) + pNewDispParams->rgvarg[nHighestNamedArgDispid - pdispparams->rgdispidNamedArgs[i]] = pdispparams->rgvarg[i]; + + const int nFirstUnnamedArg = pdispparams->cNamedArgs + (nLowestNamedArgDispid-(pdispparams->cArgs - pdispparams->cNamedArgs)); + + for (unsigned int i = pdispparams->cNamedArgs; i < pdispparams->cArgs; ++i) + pNewDispParams->rgvarg[nFirstUnnamedArg + (i-pdispparams->cNamedArgs)] = pdispparams->rgvarg[i]; + + pdispparams = pNewDispParams.get(); + } + + Sequence<Any> params; + + convertDispparamsArgs(dispidMember, wFlags, pdispparams , params ); + + ret= doInvoke(pdispparams, pvarResult, + pexcepinfo, puArgErr, d.name, params); + } + else if ((flags & DISPATCH_PROPERTYGET) != 0) + { + ret= doGetProperty( pdispparams, pvarResult, + pexcepinfo, d.name); + } + else if ((flags & DISPATCH_PROPERTYPUT) != 0 || (flags & DISPATCH_PROPERTYPUTREF) != 0) + { + if (pdispparams->cArgs != 1) + ret = DISP_E_BADPARAMCOUNT; + else + { + Sequence<Any> params; + convertDispparamsArgs(dispidMember, wFlags, pdispparams, params ); + if(params.getLength() > 0) + ret= doSetProperty( pdispparams, pvarResult, pexcepinfo, puArgErr, d.name, params); + else + ret = DISP_E_BADVARTYPE; + } + } + } + else + ret= DISP_E_MEMBERNOTFOUND; + } + else + ret = DISP_E_MEMBERNOTFOUND; + } + catch(const BridgeRuntimeError& e) + { + writeExcepinfo(pexcepinfo, e.message); + ret = DISP_E_EXCEPTION; + } + catch(const Exception& e) + { + OUString message= "InterfaceOleWrapper::Invoke : \n" + + e.Message; + writeExcepinfo(pexcepinfo, message); + ret = DISP_E_EXCEPTION; + } + catch(...) + { + writeExcepinfo(pexcepinfo, "InterfaceOleWrapper::Invoke : \nUnexpected exception"); + ret = DISP_E_EXCEPTION; + } + + return ret; +} + +HRESULT InterfaceOleWrapper::doInvoke( DISPPARAMS * pdispparams, VARIANT * pvarResult, + EXCEPINFO * pexcepinfo, unsigned int * puArgErr, OUString& name, Sequence<Any>& params) +{ + + + HRESULT ret= S_OK; + try + { + Sequence<sal_Int16> outIndex; + Sequence<Any> outParams; + Any returnValue; + + if (pdispparams->cNamedArgs > 0) + return DISP_E_NONAMEDARGS; + + // invoke method and take care of exceptions + returnValue = m_xInvocation->invoke(name, + params, + outIndex, + outParams); + + // try to write back out parameter + if (outIndex.getLength() > 0) + { + const sal_Int16* pOutIndex = outIndex.getConstArray(); + const Any* pOutParams = outParams.getConstArray(); + + for (sal_Int32 i = 0; i < outIndex.getLength(); i++) + { + CComVariant variant; + // Currently a Sequence is converted to an SafeArray of VARIANTs. + anyToVariant( &variant, pOutParams[i]); + + // out parameter need special handling if they are VT_DISPATCH + // and used in JScript + int outindex= pOutIndex[i]; + writeBackOutParameter2(&(pdispparams->rgvarg[pdispparams->cArgs - 1 - outindex]), + &variant ); + } + } + + // write back return value + if (pvarResult != nullptr) + anyToVariant(pvarResult, returnValue); + } + catch(const IllegalArgumentException & e) //XInvocation::invoke + { + writeExcepinfo(pexcepinfo, e.Message); + ret = DISP_E_TYPEMISMATCH; + } + catch(const CannotConvertException & e) //XInvocation::invoke + { + writeExcepinfo(pexcepinfo, e.Message); + ret = mapCannotConvertException( e, puArgErr); + } + catch(const InvocationTargetException & e) //XInvocation::invoke + { + const Any& org = e.TargetException; + Exception excTarget; + org >>= excTarget; + OUString message= + org.getValueType().getTypeName() + ": " + excTarget.Message; + writeExcepinfo(pexcepinfo, message); + ret = DISP_E_EXCEPTION; + } + catch(const NoSuchMethodException & e) //XInvocation::invoke + { + writeExcepinfo(pexcepinfo, e.Message); + ret = DISP_E_MEMBERNOTFOUND; + } + catch(const BridgeRuntimeError & e) + { + writeExcepinfo(pexcepinfo, e.message); + ret = DISP_E_EXCEPTION; + } + catch(const Exception & e) + { + OUString message= "InterfaceOleWrapper::doInvoke : \n" + + e.Message; + writeExcepinfo(pexcepinfo, message); + ret = DISP_E_EXCEPTION; + } + catch( ... ) + { + writeExcepinfo(pexcepinfo, "InterfaceOleWrapper::doInvoke : \nUnexpected exception"); + ret = DISP_E_EXCEPTION; + } + return ret; +} + +HRESULT InterfaceOleWrapper::doGetProperty( DISPPARAMS * /*pdispparams*/, VARIANT * pvarResult, + EXCEPINFO * pexcepinfo, OUString& name) +{ + HRESULT ret= S_OK; + + try + { + Any returnValue = m_xInvocation->getValue( name); + // write back return value + if (pvarResult) + anyToVariant(pvarResult, returnValue); + } + catch(const UnknownPropertyException& e) //XInvocation::getValue + { + writeExcepinfo(pexcepinfo, e.Message); + ret = DISP_E_MEMBERNOTFOUND; + } + catch(const BridgeRuntimeError& e) + { + writeExcepinfo(pexcepinfo, e.message); + ret = DISP_E_EXCEPTION; + } + catch(const Exception& e) + { + OUString message= "InterfaceOleWrapper::doGetProperty : \n" + + e.Message; + writeExcepinfo(pexcepinfo, message); + } + catch( ... ) + { + writeExcepinfo(pexcepinfo, "InterfaceOleWrapper::doInvoke : \nUnexpected exception"); + ret = DISP_E_EXCEPTION; + } + return ret; +} + +HRESULT InterfaceOleWrapper::doSetProperty( DISPPARAMS * /*pdispparams*/, VARIANT * /*pvarResult*/, + EXCEPINFO * pexcepinfo, unsigned int * puArgErr, OUString& name, Sequence<Any> const & params) +{ + HRESULT ret= S_OK; + + try + { + m_xInvocation->setValue( name, params.getConstArray()[0]); + } + catch(const UnknownPropertyException &) + { + ret = DISP_E_MEMBERNOTFOUND; + } + catch(const CannotConvertException &e) + { + ret= mapCannotConvertException( e, puArgErr); + } + catch(const InvocationTargetException &e) + { + if (pexcepinfo != nullptr) + { + Any org = e.TargetException; + + pexcepinfo->wCode = UNO_2_OLE_EXCEPTIONCODE; + pexcepinfo->bstrSource = SysAllocString(L"any ONE component"); + pexcepinfo->bstrDescription = SysAllocString( + o3tl::toW(org.getValueType().getTypeName().getStr())); + } + ret = DISP_E_EXCEPTION; + } + catch( ... ) + { + ret= DISP_E_EXCEPTION; + } + return ret; +} + +namespace { + +class CXEnumVariant : public IEnumVARIANT, + public CComObjectRoot +{ +public: + CXEnumVariant() + : mnIndex(1) // ooo::vba::XCollection index starts at one + { + } + + virtual ~CXEnumVariant() + { + } + +#if defined __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wunused-function" +#endif + BEGIN_COM_MAP(CXEnumVariant) +#if defined __clang__ +#pragma clang diagnostic pop +#endif + COM_INTERFACE_ENTRY(IEnumVARIANT) +#if defined __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Winconsistent-missing-override" +#pragma clang diagnostic ignored "-Wunused-function" +#endif + END_COM_MAP() +#if defined __clang__ +#pragma clang diagnostic pop +#endif + + DECLARE_NOT_AGGREGATABLE(CXEnumVariant) + + // Creates and initializes the enumerator + void Init(InterfaceOleWrapper* pInterfaceOleWrapper, + const Reference<ooo::vba::XCollection > xCollection) + { + mpInterfaceOleWrapper = pInterfaceOleWrapper; + mxCollection = xCollection; + } + + // IEnumVARIANT + virtual HRESULT STDMETHODCALLTYPE Clone(IEnumVARIANT **) override + { + SAL_INFO("extensions.olebridge", this << "@CXEnumVariant::Clone: E_NOTIMPL"); + return E_NOTIMPL; + } + + virtual HRESULT STDMETHODCALLTYPE Next(ULONG const celt, + VARIANT *rgVar, + ULONG *pCeltFetched) override + { + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + if (pCeltFetched) + *pCeltFetched = 0; + + if (celt == 0) + { + SAL_INFO("extensions.olebridge", this << "@CXEnumVariant::Next(" << celt << "): E_INVALIDARG"); + return E_INVALIDARG; + } + + if (rgVar == nullptr || (celt != 1 && pCeltFetched == nullptr)) + { + SAL_INFO("extensions.olebridge", this << "@CXEnumVariant::Next(" << celt << "): E_FAIL"); + return E_FAIL; + } + + for (ULONG i = 0; i < celt; i++) + VariantInit(&rgVar[i]); + + ULONG nLeft = celt; + ULONG nReturned = 0; + while (nLeft > 0) + { + if (mnIndex > mxCollection->getCount()) + { + SAL_INFO("extensions.olebridge", this << "@CXEnumVariant::Next(" << celt << "): got " << nReturned << ": S_FALSE"); + return S_FALSE; + } + Any aIndex; + aIndex <<= mnIndex; + Any aElement = mxCollection->Item(aIndex, Any()); + mpInterfaceOleWrapper->anyToVariant(rgVar, aElement); + // rgVar->pdispVal->AddRef(); ?? + if (pCeltFetched) + (*pCeltFetched)++; + rgVar++; + nReturned++; + mnIndex++; + nLeft--; + } + SAL_INFO("extensions.olebridge", this << "@CXEnumVariant::Next(" << celt << "): S_OK"); + return S_OK; + } + + virtual HRESULT STDMETHODCALLTYPE Reset() override + { + SAL_INFO("extensions.olebridge", this << "@CXEnumVariant::Reset: S_OK"); + mnIndex = 1; + return S_OK; + } + + virtual HRESULT STDMETHODCALLTYPE STDMETHODCALLTYPE Skip(ULONG const celt) override + { + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + ULONG nLeft = celt; + ULONG nSkipped = 0; + while (nLeft > 0) + { + if (mnIndex > mxCollection->getCount()) + { + SAL_INFO("extensions.olebridge", this << "@CXEnumVariant::Skip(" << celt << "): skipped " << nSkipped << ": S_FALSE"); + return S_FALSE; + } + mnIndex++; + nLeft--; + } + SAL_INFO("extensions.olebridge", this << "@CXEnumVariant::Skip(" << celt << "): S_OK"); + return S_OK; + } + +private: + InterfaceOleWrapper* mpInterfaceOleWrapper; + Reference<ooo::vba::XCollection> mxCollection; + sal_Int32 mnIndex; +}; + +class Sink : public cppu::WeakImplHelper<ooo::vba::XSink> +{ +public: + Sink(IUnknown* pUnkSink, + Reference<XMultiServiceFactory> xMSF, + ooo::vba::TypeAndIID aTypeAndIID, + InterfaceOleWrapper* pInterfaceOleWrapper); + + // XSink + void SAL_CALL Call( const OUString& Method, Sequence< Any >& Arguments ) override; + +private: + IUnknown* mpUnkSink; + Reference<XMultiServiceFactory> mxMSF; + ooo::vba::TypeAndIID maTypeAndIID; + InterfaceOleWrapper* mpInterfaceOleWrapper; +}; + +} + +Sink::Sink(IUnknown* pUnkSink, + Reference<XMultiServiceFactory> xMSF, + ooo::vba::TypeAndIID aTypeAndIID, + InterfaceOleWrapper* pInterfaceOleWrapper) : + mpUnkSink(pUnkSink), + mxMSF(xMSF), + maTypeAndIID(aTypeAndIID), + mpInterfaceOleWrapper(pInterfaceOleWrapper) +{ + mpUnkSink->AddRef(); +} + +void SAL_CALL +Sink::Call( const OUString& Method, Sequence< Any >& Arguments ) +{ + SAL_INFO("extensions.olebridge", "Sink::Call(" << Method << ", " << Arguments.getLength() << " arguments)"); + + IDispatch* pDispatch; + HRESULT nResult = mpUnkSink->QueryInterface(IID_IDispatch, reinterpret_cast<void **>(&pDispatch)); + if (!SUCCEEDED(nResult)) + { + SAL_WARN("extensions.olebridge", "Sink::Call: Not IDispatch: " << WindowsErrorStringFromHRESULT(nResult)); + return; + } + + Reference<XIdlReflection> xRefl = theCoreReflection::get(comphelper::getComponentContext(mxMSF)); + assert(xRefl.is()); + + Reference<XIdlClass> xClass = xRefl->forName(maTypeAndIID.Type.getTypeName()); + assert(xClass.is()); + + auto aMethods = xClass->getMethods(); + assert(xClass->getTypeClass() == TypeClass_INTERFACE && + aMethods.getLength() > 0); + + int nMemId = 1; + auto ArgumentsRange = asNonConstRange(Arguments); + // Skip the three XInterface methods + for (int i = 3; i < aMethods.getLength(); i++) + { + if (aMethods[i]->getName() == Method) + { + // FIXME: Handle mismatch in type of actual argument and parameter of the method. + + // FIXME: Handle mismatch in number of arguments passed and actual number of parameters + // of the method. + + auto aParamInfos = aMethods[i]->getParameterInfos(); + + assert(Arguments.getLength() == aParamInfos.getLength()); + + DISPPARAMS aDispParams; + aDispParams.rgdispidNamedArgs = nullptr; + aDispParams.cArgs = Arguments.getLength(); + aDispParams.cNamedArgs = 0; + aDispParams.rgvarg = new VARIANT[aDispParams.cArgs]; + for (unsigned j = 0; j < aDispParams.cArgs; j++) + { + VariantInit(aDispParams.rgvarg+j); + // Note: Reverse order of arguments in Arguments and aDispParams.rgvarg! + const unsigned nIncomingArgIndex = aDispParams.cArgs - j - 1; + mpInterfaceOleWrapper->anyToVariant(aDispParams.rgvarg+j, Arguments[nIncomingArgIndex]); + + // Handle OUT and INOUT arguments. For instance, the second ('Cancel') parameter to + // DocumentBeforeClose() should be a VT_BYREF|VT_BOOL parameter. Need to handle that + // here. + + if (aParamInfos[nIncomingArgIndex].aMode == ParamMode_OUT || + aParamInfos[nIncomingArgIndex].aMode == ParamMode_INOUT) + { + switch (aDispParams.rgvarg[j].vt) + { + case VT_I2: + aDispParams.rgvarg[j].byref = new SHORT(aDispParams.rgvarg[j].iVal); + aDispParams.rgvarg[j].vt |= VT_BYREF; + break; + case VT_I4: + aDispParams.rgvarg[j].byref = new LONG(aDispParams.rgvarg[j].lVal); + aDispParams.rgvarg[j].vt |= VT_BYREF; + break; + case VT_BSTR: + aDispParams.rgvarg[j].byref = new BSTR(aDispParams.rgvarg[j].bstrVal); + aDispParams.rgvarg[j].vt |= VT_BYREF; + break; + case VT_BOOL: + aDispParams.rgvarg[j].byref = new VARIANT_BOOL(aDispParams.rgvarg[j].boolVal); + aDispParams.rgvarg[j].vt |= VT_BYREF; + break; + default: + assert(false && "Not handled yet"); + break; + } + } + } + + VARIANT aVarResult; + VariantInit(&aVarResult); + UINT uArgErr; + + // In the case of a VBScript client, which uses "late binding", calling Invoke on the + // sink it provides will cause a callback to our CXTypeInfo::GetNames for the given + // member id, and in that we will tell it the name of the corresponding method, and the + // client will know what event handler to invoke based on that name. + // + // As the outgoing interfaces used (ooo::vba::word::XApplicationOutgoing and others) are + // totally not stable and not published in any way, there can be no client that would + // have done "compile-time binding" and where the sink would actually be an object with + // a vtbl corresponding to the outgoing interface. Late binding clients that work like + // VBScript is all we support. + SAL_INFO("extensions.olebridge", "Sink::Call(" << Method << "): Calling Invoke(" << nMemId << ")"); + + nResult = pDispatch->Invoke(nMemId, IID_NULL, LOCALE_USER_DEFAULT, DISPATCH_METHOD, &aDispParams, &aVarResult, nullptr, &uArgErr); + SAL_INFO("extensions.olebridge", "Sink::Call(" << Method << "): Invoke() returned"); + + SAL_WARN_IF(!SUCCEEDED(nResult), "extensions.olebridge", "Call to " << Method << " failed: " << WindowsErrorStringFromHRESULT(nResult)); + + // Undo VT_BYREF magic done above. Copy out parameters back to the Anys in Arguments + for (unsigned j = 0; j < aDispParams.cArgs; j++) + { + const unsigned nIncomingArgIndex = aDispParams.cArgs - j - 1; + if (aParamInfos[nIncomingArgIndex].aMode == ParamMode_OUT || + aParamInfos[nIncomingArgIndex].aMode == ParamMode_INOUT) + { + switch (aDispParams.rgvarg[j].vt) + { + case VT_BYREF|VT_I2: + { + SHORT *pI = static_cast<SHORT*>(aDispParams.rgvarg[j].byref); + ArgumentsRange[nIncomingArgIndex] <<= static_cast<sal_Int16>(*pI); + delete pI; + } + break; + case VT_BYREF|VT_I4: + { + LONG *pL = static_cast<LONG*>(aDispParams.rgvarg[j].byref); + ArgumentsRange[nIncomingArgIndex] <<= static_cast<sal_Int32>(*pL); + delete pL; + } + break; + case VT_BYREF|VT_BSTR: + { + BSTR *pBstr = static_cast<BSTR*>(aDispParams.rgvarg[j].byref); + ArgumentsRange[nIncomingArgIndex] <<= OUString(o3tl::toU(*pBstr)); + // Undo SysAllocString() done in anyToVariant() + SysFreeString(*pBstr); + delete pBstr; + } + break; + case VT_BYREF|VT_BOOL: + { + VARIANT_BOOL *pBool = static_cast<VARIANT_BOOL*>(aDispParams.rgvarg[j].byref); + ArgumentsRange[nIncomingArgIndex] <<= (*pBool != VARIANT_FALSE); + delete pBool; + } + break; + default: + assert(false && "Not handled yet"); + break; + } + } + else + { + switch (aDispParams.rgvarg[j].vt) + { + case VT_BSTR: + // Undo SysAllocString() done in anyToVariant() + SysFreeString(aDispParams.rgvarg[j].bstrVal); + break; + } + } + } + + delete[] aDispParams.rgvarg; + return; + } + nMemId++; + } + SAL_WARN("extensions.olebridge", "Sink::Call: Unknown method '" << Method << "'"); +} + +namespace { + +class CXEnumConnections : public IEnumConnections, + public CComObjectRoot +{ +public: + CXEnumConnections() + { + } + + virtual ~CXEnumConnections() + { + } + +#if defined __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wunused-function" +#endif + BEGIN_COM_MAP(CXEnumConnections) +#if defined __clang__ +#pragma clang diagnostic pop +#endif + COM_INTERFACE_ENTRY(IEnumConnections) +#if defined __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Winconsistent-missing-override" +#pragma clang diagnostic ignored "-Wunused-function" +#endif + END_COM_MAP() +#if defined __clang__ +#pragma clang diagnostic pop +#endif + + DECLARE_NOT_AGGREGATABLE(CXEnumConnections) + + void Init(std::vector<IUnknown*>& rUnknowns, std::vector<DWORD>& rCookies) + { + SAL_INFO("extensions.olebridge", this << "@CXEnumConnections::Init"); + SAL_WARN_IF(rUnknowns.size() != rCookies.size(), "extensions.olebridge", "Vectors of different size"); + mvUnknowns = rUnknowns; + mvCookies = rCookies; + mnIndex = 0; + } + + virtual HRESULT STDMETHODCALLTYPE Next(ULONG cConnections, + LPCONNECTDATA rgcd, + ULONG *pcFetched) override + { + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + if (!rgcd) + { + SAL_INFO("extensions.olebridge", this << "@CXEnumConnections::Next(" << cConnections << "): E_POINTER"); + return E_POINTER; + } + + if (pcFetched && cConnections != 1) + { + SAL_INFO("extensions.olebridge", this << "@CXEnumConnections::Next(" << cConnections << "): E_INVALIDARG"); + return E_INVALIDARG; + } + + ULONG nFetched = 0; + while (nFetched < cConnections && mnIndex < mvUnknowns.size()) + { + rgcd[nFetched].pUnk = mvUnknowns[mnIndex]; + rgcd[nFetched].pUnk->AddRef(); + rgcd[nFetched].dwCookie = mvCookies[mnIndex]; + ++nFetched; + ++mnIndex; + } + if (nFetched != cConnections) + { + SAL_INFO("extensions.olebridge", this << "@CXEnumConnections::Next(" << cConnections << "): S_FALSE"); + if (pcFetched) + *pcFetched = nFetched; + return S_FALSE; + } + SAL_INFO("extensions.olebridge", this << "@CXEnumConnections::Next(" << cConnections << "): S_OK"); + if (pcFetched) + *pcFetched = nFetched; + + return S_OK; + } + + virtual HRESULT STDMETHODCALLTYPE Skip(ULONG cConnections) override + { + SAL_INFO("extensions.olebridge", this << "@CXEnumConnections::Skip(" << cConnections << "): E_NOTIMPL"); + + return E_NOTIMPL; + } + + virtual HRESULT STDMETHODCALLTYPE Reset() override + { + SAL_INFO("extensions.olebridge", this << "@CXEnumConnections::Reset: E_NOTIMPL"); + + return E_NOTIMPL; + } + + virtual HRESULT STDMETHODCALLTYPE Clone(IEnumConnections** /* ppEnum */) override + { + SAL_INFO("extensions.olebridge", this << "@CXEnumConnections::Clone: E_NOTIMPL"); + + return E_NOTIMPL; + } + +private: + std::vector<IUnknown*> mvUnknowns; + std::vector<DWORD> mvCookies; + ULONG mnIndex; +}; + +class CXConnectionPoint : public IConnectionPoint, + public CComObjectRoot +{ +public: +#if defined __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wunused-function" +#endif + BEGIN_COM_MAP(CXConnectionPoint) +#if defined __clang__ +#pragma clang diagnostic pop +#endif + COM_INTERFACE_ENTRY(IConnectionPoint) +#if defined __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Winconsistent-missing-override" +#pragma clang diagnostic ignored "-Wunused-function" +#endif + END_COM_MAP() +#if defined __clang__ +#pragma clang diagnostic pop +#endif + + DECLARE_NOT_AGGREGATABLE(CXConnectionPoint) + + virtual ~CXConnectionPoint() {} + + void Init(InterfaceOleWrapper* pInterfaceOleWrapper, + Reference<ooo::vba::XConnectionPoint>& xCP, + Reference<XMultiServiceFactory>& xMSF, + ooo::vba::TypeAndIID aTypeAndIID) + { + SAL_INFO("extensions.olebridge", this << "@CXConnectionPoint::Init for " << pInterfaceOleWrapper->getImplementationName()); + + IUnknown *pUnknown; + if (SUCCEEDED(QueryInterface(IID_IUnknown, reinterpret_cast<void **>(&pUnknown)))) + { + // In case QI for IUnknown returns a different pointer, but nah, it doesn't + SAL_INFO("extensions.olebridge", " (IUnknown@" << pUnknown << ")"); + } + + mpInterfaceOleWrapper = pInterfaceOleWrapper; + mxCP = xCP; + mxMSF = xMSF; + maTypeAndIID = aTypeAndIID; + } + + virtual HRESULT STDMETHODCALLTYPE GetConnectionInterface(IID *pIID) override + { + SAL_WARN("extensions.olebridge", this << "@CXConnectionPoint::GetConnectionInterface(" << *pIID << "): E_NOTIMPL"); + + // FIXME: Needed? + + return E_NOTIMPL; + } + + virtual HRESULT STDMETHODCALLTYPE GetConnectionPointContainer(IConnectionPointContainer **) override + { + SAL_WARN("extensions.olebridge", this << "@CXConnectionPoint::GetConnectionInterface: E_NOTIMPL"); + + // FIXME: Needed? + + return E_NOTIMPL; + } + + virtual HRESULT STDMETHODCALLTYPE Advise(IUnknown *pUnkSink, + DWORD *pdwCookie) override + { + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + SAL_INFO("extensions.olebridge", this << "@CXConnectionPoint::Advise(" << pUnkSink << ")"); + + if (!pdwCookie) + return E_POINTER; + + Reference<ooo::vba::XSink> xSink(new Sink(pUnkSink, mxMSF, maTypeAndIID, mpInterfaceOleWrapper)); + + mvISinks.push_back(pUnkSink); + *pdwCookie = mvISinks.size(); + + mvCookies.push_back(mxCP->Advise(xSink)); + + mvXSinks.push_back(xSink); + + SAL_INFO("extensions.olebridge", " *pdwCookie: " << *pdwCookie); + + return S_OK; + } + + virtual HRESULT STDMETHODCALLTYPE Unadvise(DWORD dwCookie) override + { + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + SAL_INFO("extensions.olebridge", this << "@CXConnectionPoint::Unadvise(" << dwCookie << ")"); + + if (dwCookie == 0 || dwCookie > mvISinks.size()) + return E_POINTER; + + mvISinks[dwCookie-1] = nullptr; + + mxCP->Unadvise(mvCookies[dwCookie-1]); + + mvXSinks[dwCookie-1] = Reference<ooo::vba::XSink>(); + + return S_OK; + } + + virtual HRESULT STDMETHODCALLTYPE EnumConnections(IEnumConnections **ppEnum) override + { + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + HRESULT nResult; + + SAL_INFO("extensions.olebridge", this << "@CXConnectionPoint::EnumConnections..."); + + if (!ppEnum) + { + SAL_INFO("extensions.olebridge", "..." << this << "@CXConnectionPoint::EnumConnections: E_POINTER"); + return E_POINTER; + } + + CComObject<CXEnumConnections>* pEnumConnections; + + nResult = CComObject<CXEnumConnections>::CreateInstance(&pEnumConnections); + if (FAILED(nResult)) + { + SAL_INFO("extensions.olebridge", "..." << this << "@CXConnectionPoint::EnumConnections: " << WindowsErrorStringFromHRESULT(nResult)); + return nResult; + } + + pEnumConnections->AddRef(); + + pEnumConnections->Init(mvISinks, mvCookies); + *ppEnum = pEnumConnections; + + SAL_INFO("extensions.olebridge", "..." << this << "@CXConnectionPoint::EnumConnections: S_OK"); + + return S_OK; + } + + InterfaceOleWrapper* mpInterfaceOleWrapper; + std::vector<IUnknown*> mvISinks; + std::vector<Reference<ooo::vba::XSink>> mvXSinks; + std::vector<DWORD> mvCookies; + Reference<XMultiServiceFactory> mxMSF; + Reference<ooo::vba::XConnectionPoint> mxCP; + ooo::vba::TypeAndIID maTypeAndIID; +}; + +} + +HRESULT InterfaceOleWrapper::InvokeGeneral( DISPID dispidMember, unsigned short wFlags, + DISPPARAMS * pdispparams, VARIANT * pvarResult, EXCEPINFO * pexcepinfo, + unsigned int * /*puArgErr*/, bool& bHandled) +{ + HRESULT ret= S_OK; + try + { +// DISPID_VALUE | The DEFAULT Value is required in JScript when the situation +// is that we put an object into an Array object ( out parameter). We have to return +// IDispatch otherwise the object cannot be accessed from the Script. + if( dispidMember == DISPID_VALUE && (wFlags & DISPATCH_PROPERTYGET) != 0 + && m_defaultValueType != VT_EMPTY && pvarResult != nullptr) + { + // Special case hack: If it is a ScVbaCheckBox, return the boolean value + Reference<ooo::vba::msforms::XCheckBox> xCheckBox(m_xOrigin, UNO_QUERY); + if (xCheckBox.is()) + { + bHandled = true; + Any aValue = xCheckBox->getValue(); + anyToVariant(pvarResult, aValue); + return S_OK; + } + + bHandled= true; + if( m_defaultValueType == VT_DISPATCH) + { + pvarResult->vt= VT_DISPATCH; + pvarResult->pdispVal= this; + AddRef(); + ret= S_OK; + } + } + + // function: _GetValueObject + else if( dispidMember == DISPID_JSCRIPT_VALUE_FUNC) + { + bHandled= true; + if( !pvarResult) + return E_POINTER; + CComObject< JScriptValue>* pValue; + if( SUCCEEDED( CComObject<JScriptValue>::CreateInstance( &pValue))) + { + pValue->AddRef(); + pvarResult->vt= VT_DISPATCH; + pvarResult->pdispVal= CComQIPtr<IDispatch>(pValue->GetUnknown()); + ret= S_OK; + } + else + ret= DISP_E_EXCEPTION; + } + else if( dispidMember == DISPID_GET_STRUCT_FUNC) + { + bHandled= true; + bool bStruct= false; + + + Reference<XIdlReflection> xRefl = theCoreReflection::get(comphelper::getComponentContext(m_smgr)); + // the first parameter is in DISPPARAMS rgvargs contains the name of the struct. + CComVariant arg; + if( pdispparams->cArgs == 1 && SUCCEEDED( arg.ChangeType( VT_BSTR, &pdispparams->rgvarg[0])) ) + { + Reference<XIdlClass> classStruct= xRefl->forName(OUString(o3tl::toU(arg.bstrVal))); + if( classStruct.is()) + { + Any anyStruct; + classStruct->createObject( anyStruct); + CComVariant var; + anyToVariant( &var, anyStruct ); + + if( var.vt == VT_DISPATCH) + { + VariantCopy( pvarResult, & var); + bStruct= true; + } + } + } + ret= bStruct ? S_OK : DISP_E_EXCEPTION; + } + else if (dispidMember == DISPID_CREATE_TYPE_FUNC) + { + bHandled= true; + if( !pvarResult) + return E_POINTER; + // the first parameter is in DISPPARAMS rgvargs contains the name of the struct. + CComVariant arg; + if( pdispparams->cArgs != 1) + return DISP_E_BADPARAMCOUNT; + if (FAILED( arg.ChangeType( VT_BSTR, &pdispparams->rgvarg[0]))) + return DISP_E_BADVARTYPE; + + //check if the provided name represents a valid type + Type type; + if (!getType(arg.bstrVal, type)) + { + writeExcepinfo(pexcepinfo, OUString::Concat("[automation bridge] A UNO type with the name ") + + o3tl::toU(arg.bstrVal) + " does not exist!"); + return DISP_E_EXCEPTION; + } + + if (!createUnoTypeWrapper(arg.bstrVal, pvarResult)) + { + writeExcepinfo(pexcepinfo, "[automation bridge] InterfaceOleWrapper::InvokeGeneral\n" + "Could not initialize UnoTypeWrapper object!"); + return DISP_E_EXCEPTION; + } + } + else if (dispidMember == DISPID_NEWENUM) + { + bHandled = true; + if( !pvarResult) + return E_POINTER; + + Reference< ooo::vba::XCollection> xCollection(m_xOrigin, UNO_QUERY); + if (!xCollection.is()) + return DISP_E_MEMBERNOTFOUND; + + CComObject<CXEnumVariant>* pEnumVar; + + ret = CComObject<CXEnumVariant>::CreateInstance(&pEnumVar); + if (FAILED(ret)) + return ret; + + pEnumVar->AddRef(); + + pEnumVar->Init(this, xCollection); + + pvarResult->vt = VT_UNKNOWN; + pvarResult->punkVal = nullptr; + + ret = pEnumVar->QueryInterface(IID_IUnknown, reinterpret_cast<void**>(&pvarResult->punkVal)); + if (FAILED(ret)) + { + pEnumVar->Release(); + return ret; + } + } + } + catch(const BridgeRuntimeError & e) + { + writeExcepinfo(pexcepinfo, e.message); + ret = DISP_E_EXCEPTION; + } + catch(const Exception & e) + { + OUString message= "InterfaceOleWrapper::InvokeGeneral : \n" + + e.Message; + writeExcepinfo(pexcepinfo, message); + ret = DISP_E_EXCEPTION; + } + catch( ... ) + { + writeExcepinfo(pexcepinfo, "InterfaceOleWrapper::InvokeGeneral : \nUnexpected exception"); + ret = DISP_E_EXCEPTION; + } + return ret; +} + +STDMETHODIMP InterfaceOleWrapper::GetDispID(BSTR /*bstrName*/, DWORD /*grfdex*/, DISPID __RPC_FAR* /*pid*/) +{ + return ResultFromScode(E_NOTIMPL); +} + +STDMETHODIMP InterfaceOleWrapper::InvokeEx( + /* [in] */ DISPID /*id*/, + /* [in] */ LCID /*lcid*/, + /* [in] */ WORD /*wFlags*/, + /* [in] */ DISPPARAMS __RPC_FAR* /*pdp*/, + /* [out] */ VARIANT __RPC_FAR* /*pvarRes*/, + /* [out] */ EXCEPINFO __RPC_FAR* /*pei*/, + /* [unique][in] */ IServiceProvider __RPC_FAR* /*pspCaller*/) +{ + return ResultFromScode(E_NOTIMPL); +} + +STDMETHODIMP InterfaceOleWrapper::DeleteMemberByName( + /* [in] */ BSTR /*bstr*/, + /* [in] */ DWORD /*grfdex*/) +{ + return ResultFromScode(E_NOTIMPL); +} + +STDMETHODIMP InterfaceOleWrapper::DeleteMemberByDispID(DISPID /*id*/) +{ + return ResultFromScode(E_NOTIMPL); +} + +STDMETHODIMP InterfaceOleWrapper::GetMemberProperties( + /* [in] */ DISPID /*id*/, + /* [in] */ DWORD /*grfdexFetch*/, + /* [out] */ DWORD __RPC_FAR* /*pgrfdex*/) +{ + return ResultFromScode(E_NOTIMPL); +} + +STDMETHODIMP InterfaceOleWrapper::GetMemberName( + /* [in] */ DISPID /*id*/, + /* [out] */ BSTR __RPC_FAR* /*pbstrName*/) +{ + return ResultFromScode(E_NOTIMPL); +} + +STDMETHODIMP InterfaceOleWrapper::GetNextDispID( + /* [in] */ DWORD /*grfdex*/, + /* [in] */ DISPID /*id*/, + /* [out] */ DISPID __RPC_FAR* /*pid*/) +{ + return ResultFromScode(E_NOTIMPL); +} + +STDMETHODIMP InterfaceOleWrapper::GetNameSpaceParent( + /* [out] */ IUnknown __RPC_FAR *__RPC_FAR* /*ppunk*/) +{ + return ResultFromScode(E_NOTIMPL); +} + +// IProvideClassInfo +HRESULT STDMETHODCALLTYPE InterfaceOleWrapper::GetClassInfo ( + /* [out] */ ITypeInfo **ppTI) +{ + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + SAL_INFO("extensions.olebridge", this << "@InterfaceOleWrapper::GetClassInfo"); + + if (!ppTI) + return E_POINTER; + + Reference<ooo::vba::XInterfaceWithIID> xIID(m_xOrigin, UNO_QUERY); + if (!xIID.is()) + return E_NOTIMPL; + + OUString sIID = xIID->getIID(); + IID aIID; + if (!SUCCEEDED(IIDFromString(reinterpret_cast<LPOLESTR>(sIID.pData->buffer), &aIID))) + return E_NOTIMPL; + + HRESULT ret; + + CComObject<CXTypeInfo>* pTypeInfo; + + ret = CComObject<CXTypeInfo>::CreateInstance(&pTypeInfo); + if (FAILED(ret)) + return ret; + + pTypeInfo->AddRef(); + + pTypeInfo->InitForCoclass(m_xOrigin, m_sImplementationName, aIID, m_smgr); + + *ppTI = pTypeInfo; + + return S_OK; +} + +// IConnectionPointContainer +HRESULT STDMETHODCALLTYPE InterfaceOleWrapper::EnumConnectionPoints( + /* [out] */ IEnumConnectionPoints **) +{ + SAL_INFO("extensions.olebridge", this << "@InterfaceOleWrapper::EnumConnectionPoints"); + return ResultFromScode(E_NOTIMPL); +} + +HRESULT STDMETHODCALLTYPE InterfaceOleWrapper::FindConnectionPoint( + /* [in] */ REFIID riid, + /* [out] */ IConnectionPoint **ppCP) +{ + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + SAL_INFO("extensions.olebridge", this << "@InterfaceOleWrapper::FindConnectionPoint(" << riid << ")"); + + if (!ppCP) + return E_POINTER; + + Reference<ooo::vba::XConnectable> xConnectable(m_xOrigin, UNO_QUERY); + + // We checked already + assert(xConnectable.is()); + if (!xConnectable.is()) + return E_NOTIMPL; + + ooo::vba::TypeAndIID aTypeAndIID = xConnectable->GetConnectionPoint(); + + IID aIID; + if (!SUCCEEDED(IIDFromString(reinterpret_cast<LPOLESTR>(aTypeAndIID.IID.pData->buffer), &aIID))) + return E_INVALIDARG; + + if (!IsEqualIID(riid, aIID)) + return E_INVALIDARG; + + Reference<ooo::vba::XConnectionPoint> xCP = xConnectable->FindConnectionPoint(); + if (!xCP.is()) + return E_INVALIDARG; + + HRESULT ret; + + CComObject<CXConnectionPoint>* pConnectionPoint; + + ret = CComObject<CXConnectionPoint>::CreateInstance(&pConnectionPoint); + if (FAILED(ret)) + return ret; + + pConnectionPoint->AddRef(); + + pConnectionPoint->Init(this, xCP, m_smgr, aTypeAndIID); + + *ppCP = pConnectionPoint; + + return S_OK; +} + +// UnoObjectWrapperRemoteOpt --------------------------------------------------- + +UnoObjectWrapperRemoteOpt::UnoObjectWrapperRemoteOpt( Reference<XMultiServiceFactory> const & aFactory, + sal_uInt8 unoWrapperClass, sal_uInt8 comWrapperClass): +InterfaceOleWrapper( aFactory, unoWrapperClass, comWrapperClass), +m_currentId(1) + +{ +} +UnoObjectWrapperRemoteOpt::~UnoObjectWrapperRemoteOpt() +{ +} + +// UnoConversionUtilities +Reference< XInterface > UnoObjectWrapperRemoteOpt::createUnoWrapperInstance() +{ + Reference<XWeak> xWeak= static_cast<XWeak*>( new UnoObjectWrapperRemoteOpt( + m_smgr, m_nUnoWrapperClass, m_nComWrapperClass)); + return Reference<XInterface>( xWeak, UNO_QUERY); +} + +COM_DECLSPEC_NOTHROW STDMETHODIMP UnoObjectWrapperRemoteOpt::GetIDsOfNames ( REFIID /*riid*/, LPOLESTR * rgszNames, UINT cNames, + LCID /*lcid*/, DISPID * rgdispid ) +{ + MutexGuard guard( getBridgeMutex()); + + if( ! rgdispid) + return E_POINTER; + HRESULT ret = E_UNEXPECTED; + + // _GetValueObject + if( ! wcscmp( *rgszNames, JSCRIPT_VALUE_FUNC)) + { + *rgdispid= DISPID_JSCRIPT_VALUE_FUNC; + return S_OK; + } + else if( ! wcscmp( *rgszNames, GET_STRUCT_FUNC)) + { + *rgdispid= DISPID_GET_STRUCT_FUNC; + return S_OK; + } + + if (m_xInvocation.is() && (cNames > 0)) + { + OUString name(o3tl::toU(rgszNames[0])); + // has this name been determined as "bad" + BadNameMap::iterator badIter= m_badNameMap.find( name); + if( badIter == m_badNameMap.end() ) + { + // name has not been bad before( member exists + typedef NameToIdMap::iterator ITnames; + std::pair< ITnames, bool > pair_id= m_nameToDispIdMap.emplace(name, m_currentId++); + // new ID inserted ? + if( pair_id.second ) + {// yes, now create MemberInfo and ad to IdToMemberInfoMap + MemberInfo d(0, name); + m_idToMemberInfoMap.emplace(m_currentId - 1, d); + } + + *rgdispid = pair_id.first->second; + ret = S_OK; + } + else + ret= DISP_E_UNKNOWNNAME; + } + return ret; +} + +COM_DECLSPEC_NOTHROW STDMETHODIMP UnoObjectWrapperRemoteOpt::Invoke ( DISPID dispidMember, REFIID /*riid*/, LCID /*lcid*/, WORD wFlags, + DISPPARAMS * pdispparams, VARIANT * pvarResult, EXCEPINFO * pexcepinfo, + UINT * puArgErr ) +{ + comphelper::Automation::AutomationInvokedZone aAutomationActive; + + HRESULT ret = S_OK; + try + { + bool bHandled= false; + ret= InvokeGeneral( dispidMember, wFlags, pdispparams, pvarResult, pexcepinfo, + puArgErr, bHandled); + if( bHandled) + return ret; + + if ( dispidMember > 0 && m_xInvocation.is()) + { + + IdToMemberInfoMap::iterator it_MemberInfo= m_idToMemberInfoMap.find( dispidMember); + if( it_MemberInfo != m_idToMemberInfoMap.end() ) + { + MemberInfo& info= it_MemberInfo->second; + + Sequence<Any> params; // holds converted any s + if( ! info.flags ) + { // DISPID called for the first time + if( wFlags == DISPATCH_METHOD ) + { + convertDispparamsArgs(dispidMember, wFlags, pdispparams, params ); + + if( FAILED( ret= doInvoke( pdispparams, pvarResult, + pexcepinfo, puArgErr, info.name, params)) + && ret == DISP_E_MEMBERNOTFOUND) + { + // try to get the exact name + OUString exactName; + if (m_xExactName.is()) + { + exactName = m_xExactName->getExactName( info.name); + // invoke again + if( !exactName.isEmpty() ) + { + if( SUCCEEDED( ret= doInvoke( pdispparams, pvarResult, + pexcepinfo, puArgErr, exactName, params))) + info.name= exactName; + } + } + } + if( SUCCEEDED( ret ) ) + info.flags= DISPATCH_METHOD; + } + else if( wFlags == DISPATCH_PROPERTYPUT || wFlags == DISPATCH_PROPERTYPUTREF) + { + convertDispparamsArgs(dispidMember, wFlags, pdispparams, params ); + if( FAILED( ret= doSetProperty( pdispparams, pvarResult, + pexcepinfo, puArgErr, info.name, params)) + && ret == DISP_E_MEMBERNOTFOUND) + { + // try to get the exact name + OUString exactName; + if (m_xExactName.is()) + { + exactName = m_xExactName->getExactName( info.name); + // invoke again + if( !exactName.isEmpty() ) + { + if( SUCCEEDED( ret= doSetProperty( pdispparams, pvarResult, + pexcepinfo, puArgErr, exactName, params))) + info.name= exactName; + } + } + } + if( SUCCEEDED( ret ) ) + info.flags= DISPATCH_PROPERTYPUT | DISPATCH_PROPERTYGET; + } + else if( wFlags == DISPATCH_PROPERTYGET) + { + if( FAILED( ret= doGetProperty( pdispparams, pvarResult, + pexcepinfo, info.name)) + && ret == DISP_E_MEMBERNOTFOUND) + { + // try to get the exact name + OUString exactName; + if (m_xExactName.is()) + { + exactName = m_xExactName->getExactName( info.name); + // invoke again + if( !exactName.isEmpty() ) + { + if( SUCCEEDED( ret= doGetProperty( pdispparams, pvarResult, + pexcepinfo, exactName))) + info.name= exactName; + } + } + } + if( SUCCEEDED( ret ) ) + info.flags= DISPATCH_PROPERTYGET | DISPATCH_PROPERTYPUT; + } + else if( wFlags & DISPATCH_METHOD && + (wFlags & DISPATCH_PROPERTYPUT || wFlags & DISPATCH_PROPERTYPUTREF)) + { + + OUString exactName; + // convert params for DISPATCH_METHOD or DISPATCH_PROPERTYPUT + convertDispparamsArgs(dispidMember, wFlags, pdispparams, params ); + // try first as method + if( FAILED( ret= doInvoke( pdispparams, pvarResult, + pexcepinfo, puArgErr, info.name, params)) + && ret == DISP_E_MEMBERNOTFOUND) + { + // try to get the exact name + if (m_xExactName.is()) + { + exactName = m_xExactName->getExactName( info.name); + // invoke again + if( !exactName.isEmpty() ) + { + if( SUCCEEDED( ret= doInvoke( pdispparams, pvarResult, + pexcepinfo, puArgErr, exactName, params))) + info.name= exactName; + } + } + } + if( SUCCEEDED( ret ) ) + info.flags= DISPATCH_METHOD; + + // try as property + if( FAILED( ret) && pdispparams->cArgs == 1) + { + if( FAILED( ret= doSetProperty( pdispparams, pvarResult, + pexcepinfo, puArgErr, info.name, params)) + && ret == DISP_E_MEMBERNOTFOUND) + { + // try to get the exact name + if( !exactName.isEmpty() ) + { + if( SUCCEEDED( ret= doSetProperty( pdispparams, pvarResult, + pexcepinfo, puArgErr, exactName, params))) + info.name= exactName; + } + } + if( SUCCEEDED( ret ) ) + info.flags= DISPATCH_PROPERTYPUT | DISPATCH_PROPERTYGET; + } + } + else if( wFlags & DISPATCH_METHOD && wFlags & DISPATCH_PROPERTYGET) + { + OUString exactName; + convertDispparamsArgs(dispidMember, wFlags, pdispparams, params ); + + if( FAILED( ret= doInvoke( pdispparams, pvarResult, + pexcepinfo, puArgErr, info.name, params)) + && ret == DISP_E_MEMBERNOTFOUND) + { + // try to get the exact name + if (m_xExactName.is()) + { + exactName = m_xExactName->getExactName( info.name); + // invoke again + if( !exactName.isEmpty() ) + { + if( SUCCEEDED( ret= doInvoke( pdispparams, pvarResult, + pexcepinfo, puArgErr, exactName, params))) + info.name= exactName; + } + } + } + if( SUCCEEDED( ret ) ) + info.flags= DISPATCH_METHOD; + + // try as property + if( FAILED( ret) && pdispparams->cArgs == 1) + { + if( FAILED( ret= doGetProperty( pdispparams, pvarResult, + pexcepinfo, info.name)) + && ret == DISP_E_MEMBERNOTFOUND) + { + if( !exactName.isEmpty() ) + { + if( SUCCEEDED( ret= doSetProperty( pdispparams, pvarResult, + pexcepinfo, puArgErr, exactName, params))) + info.name= exactName; + } + } + if( SUCCEEDED( ret ) ) + info.flags= DISPATCH_PROPERTYGET; + } + } + + // update information about this member + if( ret == DISP_E_MEMBERNOTFOUND) + { + // Remember the name as not existing + // and remove the MemberInfo + m_badNameMap[info.name]= false; + m_idToMemberInfoMap.erase( it_MemberInfo); + } + } // if( ! info.flags ) + else // IdToMemberInfoMap contains a MemberInfo + { + if( wFlags & DISPATCH_METHOD && info.flags == DISPATCH_METHOD) + { + convertDispparamsArgs(dispidMember, wFlags, pdispparams, params ); + ret= doInvoke( pdispparams, pvarResult, + pexcepinfo, puArgErr, info.name, params); + } + else if( (wFlags & DISPATCH_PROPERTYPUT || wFlags & DISPATCH_PROPERTYPUTREF ) && + info.flags & DISPATCH_PROPERTYPUT) + { + convertDispparamsArgs(dispidMember, wFlags, pdispparams, params ); + ret= doSetProperty( pdispparams, pvarResult, + pexcepinfo, puArgErr, info.name, params); + } + else if( (wFlags & DISPATCH_PROPERTYGET) && ( info.flags & DISPATCH_PROPERTYGET)) + { + ret= doGetProperty( pdispparams, pvarResult, + pexcepinfo, info.name); + } + else + { + ret= DISP_E_MEMBERNOTFOUND; + } + } + }// if( it_MemberInfo != m_idToMemberInfoMap.end() ) + else + ret= DISP_E_MEMBERNOTFOUND; + } + } + catch(const BridgeRuntimeError& e) + { + writeExcepinfo(pexcepinfo, e.message); + ret = DISP_E_EXCEPTION; + } + catch(const Exception& e) + { + OUString message= "UnoObjectWrapperRemoteOpt::Invoke : \n" + + e.Message; + writeExcepinfo(pexcepinfo, message); + ret = DISP_E_EXCEPTION; + } + catch(...) + { + writeExcepinfo(pexcepinfo, "UnoObjectWrapperRemoteOpt::Invoke : \nUnexpected exception"); + ret = DISP_E_EXCEPTION; + } + + return ret; +} + +HRESULT UnoObjectWrapperRemoteOpt::methodInvoke( DISPID /*dispidMember*/, DISPPARAMS * /*pdispparams*/, VARIANT * /*pvarResult*/, + EXCEPINFO * /*pexcepinfo*/, unsigned int * /*puArgErr*/, Sequence<Any> const &) +{ + return S_OK; +} + +// The returned HRESULT is only appropriate for IDispatch::Invoke +static HRESULT mapCannotConvertException(const CannotConvertException &e, unsigned int * puArgErr) +{ + HRESULT ret; + bool bWriteIndex= true; + + switch ( e.Reason) + { + case FailReason::OUT_OF_RANGE: + ret = DISP_E_OVERFLOW; + break; + case FailReason::IS_NOT_NUMBER: + ret = DISP_E_TYPEMISMATCH; + break; + case FailReason::IS_NOT_ENUM: + ret = DISP_E_TYPEMISMATCH; + break; + case FailReason::IS_NOT_BOOL: + ret = DISP_E_TYPEMISMATCH; + break; + case FailReason::NO_SUCH_INTERFACE: + ret = DISP_E_TYPEMISMATCH; + break; + case FailReason::SOURCE_IS_NO_DERIVED_TYPE: + ret = DISP_E_TYPEMISMATCH; + break; + case FailReason::TYPE_NOT_SUPPORTED: + ret = DISP_E_TYPEMISMATCH; + break; + case FailReason::INVALID: + ret = DISP_E_TYPEMISMATCH; + break; + case FailReason::NO_DEFAULT_AVAILABLE: + ret = DISP_E_BADPARAMCOUNT; + break; + case FailReason::UNKNOWN: + ret = E_UNEXPECTED; + break; + default: + ret = E_UNEXPECTED; + bWriteIndex= false; + break; + } + + if( bWriteIndex && puArgErr != nullptr) + *puArgErr = e.ArgumentIndex; + return ret; +} + +// The function maps the TypeClass of the any to VARTYPE: If +// the Any contains STRUCT or INTERFACE then the return value +// is VT_DISPATCH. The function is used from o2u_createUnoObjectWrapper +// and the result is put into the constructor of the uno - wrapper +// object. If a client asks the object for DISPID_VALUE and this +// function returned VT_DISPATCH then the IDispatch of the same +// object is being returned. +// See InterfaceOleWrapper::Invoke, InterfaceOleWrapper::m_defaultValueType +VARTYPE getVarType( const Any& value) +{ + VARTYPE ret= VT_EMPTY; + + switch ( value.getValueTypeClass()) + { + case TypeClass_STRUCT: ret= VT_DISPATCH; break; + case TypeClass_INTERFACE: ret= VT_DISPATCH; break; + default: break; + } + return ret; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |