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-rw-r--r--connectivity/source/drivers/ado/Aolevariant.cxx687
1 files changed, 687 insertions, 0 deletions
diff --git a/connectivity/source/drivers/ado/Aolevariant.cxx b/connectivity/source/drivers/ado/Aolevariant.cxx
new file mode 100644
index 000000000..c082c1987
--- /dev/null
+++ b/connectivity/source/drivers/ado/Aolevariant.cxx
@@ -0,0 +1,687 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * 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 .
+ */
+
+#include <ado/Aolevariant.hxx>
+#include <connectivity/dbconversion.hxx>
+#include <osl/diagnose.h>
+#include <o3tl/char16_t2wchar_t.hxx>
+#include <com/sun/star/sdbc/SQLException.hpp>
+#include <com/sun/star/util/Time.hpp>
+#include <com/sun/star/util/Date.hpp>
+#include <com/sun/star/util/DateTime.hpp>
+#include <resource/sharedresources.hxx>
+#include <strings.hrc>
+#include <com/sun/star/bridge/oleautomation/Date.hpp>
+#include <com/sun/star/bridge/oleautomation/Currency.hpp>
+#include <com/sun/star/bridge/oleautomation/SCode.hpp>
+#include <com/sun/star/bridge/oleautomation/Decimal.hpp>
+
+using namespace com::sun::star::beans;
+using namespace com::sun::star::uno;
+using namespace com::sun::star::bridge::oleautomation;
+using namespace connectivity::ado;
+
+OLEVariant::OLEVariant()
+{
+ VariantInit(this);
+}
+OLEVariant::OLEVariant(const VARIANT& varSrc)
+{
+ ::VariantInit(this);
+ HRESULT eRet = ::VariantCopy(this, &varSrc);
+ OSL_ENSURE(eRet == S_OK,"Error while copying an ado variant!");
+}
+OLEVariant::OLEVariant(const OLEVariant& varSrc)
+{
+ ::VariantInit(this);
+ HRESULT eRet = ::VariantCopy(this, static_cast<const VARIANT*>(&varSrc));
+ OSL_ENSURE(eRet == S_OK,"Error while copying an ado variant!");
+}
+
+OLEVariant::OLEVariant(bool x) { VariantInit(this); vt = VT_BOOL; boolVal = (x ? VARIANT_TRUE : VARIANT_FALSE);}
+OLEVariant::OLEVariant(sal_Int8 n) { VariantInit(this); vt = VT_I1; bVal = n;}
+OLEVariant::OLEVariant(sal_Int16 n) { VariantInit(this); vt = VT_I2; intVal = n;}
+OLEVariant::OLEVariant(sal_Int32 n) { VariantInit(this); vt = VT_I4; lVal = n;}
+OLEVariant::OLEVariant(sal_Int64 x) { VariantInit(this); vt = VT_I4; lVal = static_cast<LONG>(x);}
+
+OLEVariant::OLEVariant(std::u16string_view us)
+{
+ ::VariantInit(this);
+ vt = VT_BSTR;
+ bstrVal = SysAllocStringLen(o3tl::toW(us.data()), us.length());
+}
+OLEVariant::~OLEVariant()
+{
+ HRESULT eRet = ::VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+} // clears all the memory that was allocated before
+
+OLEVariant::OLEVariant(const css::util::Date& x )
+{
+ VariantInit(this);
+ vt = VT_DATE;
+ dblVal = ::dbtools::DBTypeConversion::toDouble(x,css::util::Date(30,12,1899));
+}
+OLEVariant::OLEVariant(const css::util::Time& x )
+{
+ VariantInit(this);
+ vt = VT_DATE;
+ dblVal = ::dbtools::DBTypeConversion::toDouble(x);
+}
+OLEVariant::OLEVariant(const css::util::DateTime& x )
+{
+ VariantInit(this);
+ vt = VT_DATE;
+ dblVal = ::dbtools::DBTypeConversion::toDouble(x,css::util::Date(30,12,1899));
+}
+OLEVariant::OLEVariant(float x)
+{
+ VariantInit(this);
+ vt = VT_R4;
+ fltVal = x;
+}
+OLEVariant::OLEVariant(const double &x)
+{
+ VariantInit(this);
+ vt = VT_R8;
+ dblVal = x;
+}
+
+
+OLEVariant::OLEVariant(IDispatch* pDispInterface)
+{
+ VariantInit(this);
+ setIDispatch( pDispInterface );
+}
+
+OLEVariant::OLEVariant(const css::uno::Sequence< sal_Int8 >& x)
+{
+ VariantInit(this);
+
+ vt = VT_ARRAY|VT_UI1;
+
+ parray = SafeArrayCreateVector(VT_UI1, 0, x.getLength());
+ const sal_Int8* pBegin = x.getConstArray();
+ const sal_Int8* pEnd = pBegin + x.getLength();
+
+ for(sal_Int32 i=0;pBegin != pEnd;++i,++pBegin)
+ {
+ sal_Int32 nData = *pBegin;
+ HRESULT rs = SafeArrayPutElement(parray,&i,&nData);
+ OSL_ENSURE(S_OK == rs,"Error while copy byte data");
+ }
+}
+
+OLEVariant& OLEVariant::operator=(const OLEVariant& varSrc)
+{
+ HRESULT eRet = ::VariantCopy(this, static_cast<const VARIANT*>(&varSrc));
+ OSL_ENSURE(eRet == S_OK,"Error while copying an ado variant!");
+ return *this;
+}
+// Assign a const VARIANT& (::VariantCopy handles everything)
+
+OLEVariant& OLEVariant::operator=(const tagVARIANT& varSrc)
+{
+ HRESULT eRet = ::VariantCopy(this, &varSrc);
+ OSL_ENSURE(eRet == S_OK,"Error while copying an ado variant!");
+
+ return *this;
+}
+
+// Assign a const VARIANT* (::VariantCopy handles everything)
+
+OLEVariant& OLEVariant::operator=(const VARIANT* pSrc)
+{
+ HRESULT eRet = ::VariantCopy(this, pSrc);
+ OSL_ENSURE(eRet == S_OK,"Error while copying an ado variant!");
+
+ return *this;
+}
+
+void OLEVariant::setByte(sal_uInt8 n)
+{
+ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+ vt = VT_UI1;
+ bVal = n;
+}
+void OLEVariant::setInt16(sal_Int16 n)
+{
+ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+ vt = VT_I2;
+ iVal = n;
+}
+void OLEVariant::setInt32(sal_Int32 n)
+{
+ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+ vt = VT_I4;
+ lVal = n;
+}
+void OLEVariant::setFloat(float f)
+{ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+ vt = VT_R4;
+ fltVal = f;
+}
+void OLEVariant::setDouble(double d)
+{
+ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+ vt = VT_R8;
+ dblVal = d;
+}
+void OLEVariant::setDate(DATE d)
+{ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+ vt = VT_DATE;
+ date = d;
+}
+void OLEVariant::setChar(unsigned char a)
+{
+ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+ vt = VT_UI1;
+ bVal = a;
+}
+void OLEVariant::setCurrency(double aCur)
+{
+ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+ vt = VT_CY;
+ set(aCur*10000);
+}
+void OLEVariant::setBool(bool b)
+{
+ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+ vt = VT_BOOL;
+ boolVal = b ? VARIANT_TRUE : VARIANT_FALSE;
+}
+void OLEVariant::setString(std::u16string_view us)
+{
+ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+ vt = VT_BSTR;
+ bstrVal = SysAllocStringLen(o3tl::toW(us.data()), us.length());
+}
+void OLEVariant::setNoArg()
+{
+ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+ vt = VT_ERROR;
+ scode = DISP_E_PARAMNOTFOUND;
+}
+
+void OLEVariant::setNull()
+{
+ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+ vt = VT_NULL;
+}
+void OLEVariant::setEmpty()
+{
+ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+ vt = VT_EMPTY;
+}
+
+void OLEVariant::setUI1SAFEARRAYPtr(SAFEARRAY* pSafeAr)
+{
+ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+ vt = VT_ARRAY|VT_UI1; parray = pSafeAr;
+}
+
+void OLEVariant::setArray(SAFEARRAY* pSafeArray, VARTYPE vtType)
+{
+ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+ vt = static_cast<VARTYPE>(VT_ARRAY|vtType);
+ parray = pSafeArray;
+}
+
+void OLEVariant::setIDispatch(IDispatch* pDispInterface)
+{
+ HRESULT eRet = VariantClear(this);
+ OSL_ENSURE(eRet == S_OK,"Error while clearing an ado variant!");
+
+ vt = VT_DISPATCH;
+ pdispVal = pDispInterface;
+
+ if ( pDispInterface )
+ pDispInterface->AddRef();
+}
+
+
+bool OLEVariant::isNull() const { return (vt == VT_NULL); }
+bool OLEVariant::isEmpty() const { return (vt == VT_EMPTY); }
+
+VARTYPE OLEVariant::getType() const { return vt; }
+
+css::util::Date OLEVariant::getDate() const
+{
+ return isNull() ? css::util::Date(30,12,1899) : ::dbtools::DBTypeConversion::toDate(getDateAsDouble(),css::util::Date(30,12,1899));
+}
+css::util::Time OLEVariant::getTime() const
+{
+ return isNull() ? css::util::Time() : ::dbtools::DBTypeConversion::toTime(getDateAsDouble());
+}
+css::util::DateTime OLEVariant::getDateTime() const
+{
+ return isNull() ? css::util::DateTime() : ::dbtools::DBTypeConversion::toDateTime(getDateAsDouble(),css::util::Date(30,12,1899));
+}
+
+VARIANT_BOOL OLEVariant::VariantBool(bool bEinBoolean)
+{
+ return (bEinBoolean ? VARIANT_TRUE : VARIANT_FALSE);
+}
+
+void OLEVariant::CHS()
+{
+ cyVal.Lo ^= sal_uInt32(-1);
+ cyVal.Hi ^= -1;
+ cyVal.Lo++;
+ if( !cyVal.Lo )
+ cyVal.Hi++;
+}
+
+void OLEVariant::set(double n)
+{
+ if( n >= 0 )
+ {
+ cyVal.Hi = static_cast<sal_Int32>(n / 4294967296.0);
+ cyVal.Lo = static_cast<sal_uInt32>(n - (static_cast<double>(cyVal.Hi) * 4294967296.0));
+ }
+ else {
+ cyVal.Hi = static_cast<sal_Int32>(-n / 4294967296.0);
+ cyVal.Lo = static_cast<sal_uInt32>(-n - (static_cast<double>(cyVal.Hi) * 4294967296.0));
+ CHS();
+ }
+}
+
+OUString OLEVariant::getString() const
+{
+ if (V_VT(this) == VT_BSTR)
+ return OUString(o3tl::toU(V_BSTR(this)));
+
+ if(isNull())
+ return OUString();
+
+ OLEVariant varDest;
+
+ varDest.ChangeType(VT_BSTR, this);
+
+ return OUString(o3tl::toU(V_BSTR(&varDest)));
+}
+
+
+void OLEVariant::ChangeType(VARTYPE vartype, const OLEVariant* pSrc)
+{
+
+ // If pDest is NULL, convert type in place
+
+ if (pSrc == nullptr)
+ pSrc = this;
+
+ if ( ( this != pSrc )
+ || ( vartype != V_VT( this ) )
+ )
+ {
+ if ( FAILED( ::VariantChangeType( static_cast< VARIANT* >( this ),
+ static_cast< const VARIANT* >( pSrc ),
+ 0,
+ vartype ) ) )
+ {
+ ::connectivity::SharedResources aResources;
+ const OUString sError( aResources.getResourceString(STR_TYPE_NOT_CONVERT));
+ throw css::sdbc::SQLException(
+ sError,
+ nullptr,
+ "S1000",
+ 1000,
+ css::uno::Any()
+ );
+ }
+ }
+}
+
+
+css::uno::Sequence< sal_Int8 > OLEVariant::getByteSequence() const
+{
+ css::uno::Sequence< sal_Int8 > aRet;
+ if(V_VT(this) == VT_BSTR)
+ {
+ aRet = css::uno::Sequence<sal_Int8>(reinterpret_cast<sal_Int8*>(V_BSTR(this)),
+ ::SysStringByteLen(V_BSTR(this)));
+ }
+ else if(!isNull())
+ {
+ SAFEARRAY* pArray = getUI1SAFEARRAYPtr();
+
+ if(pArray)
+ {
+ HRESULT hresult1,hresult2;
+ LONG lBound,uBound;
+ // Verify that the SafeArray is the proper shape.
+ hresult1 = ::SafeArrayGetLBound(pArray, 1, &lBound);
+ hresult2 = ::SafeArrayGetUBound(pArray, 1, &uBound);
+ if ( SUCCEEDED(hresult1) && SUCCEEDED(hresult2) )
+ {
+ LONG nCount = uBound-lBound+1;
+ aRet.realloc(nCount);
+ sal_Int8* pData = aRet.getArray();
+ for(; SUCCEEDED(hresult1) && lBound <= uBound ;++lBound)
+ {
+ sal_Int32 nData = 0;
+ hresult1 = ::SafeArrayGetElement(pArray,&lBound,&nData);
+ if ( SUCCEEDED(hresult1) )
+ {
+ *pData = static_cast<sal_Int8>(nData);
+ ++pData;
+ }
+ }
+ }
+ }
+ }
+
+ return aRet;
+}
+
+bool OLEVariant::getBool() const
+{
+ if (V_VT(this) == VT_BOOL)
+ return V_BOOL(this) == VARIANT_TRUE;
+ if(isNull())
+ return false;
+
+ OLEVariant varDest;
+
+ varDest.ChangeType(VT_BOOL, this);
+
+ return V_BOOL(&varDest) == VARIANT_TRUE;
+}
+
+IUnknown* OLEVariant::getIUnknown() const
+{
+ if (V_VT(this) == VT_UNKNOWN)
+ {
+ return V_UNKNOWN(this);
+ }
+ if(isNull())
+ return nullptr;
+
+ OLEVariant varDest;
+
+ varDest.ChangeType(VT_UNKNOWN, this);
+
+ V_UNKNOWN(&varDest)->AddRef();
+ return V_UNKNOWN(&varDest);
+}
+
+IDispatch* OLEVariant::getIDispatch() const
+{
+ if (V_VT(this) == VT_DISPATCH)
+ {
+ return V_DISPATCH(this);
+ }
+
+ if(isNull())
+ return nullptr;
+
+ OLEVariant varDest;
+
+ varDest.ChangeType(VT_DISPATCH, this);
+
+ V_DISPATCH(&varDest)->AddRef();
+ return V_DISPATCH(&varDest);
+}
+
+sal_uInt8 OLEVariant::getByte() const
+{
+ if (V_VT(this) == VT_UI1)
+ return V_UI1(this);
+
+ if(isNull())
+ return sal_Int8(0);
+ OLEVariant varDest;
+
+ varDest.ChangeType(VT_UI1, this);
+
+ return V_UI1(&varDest);
+}
+
+sal_Int16 OLEVariant::getInt16() const
+{
+ if (V_VT(this) == VT_I2)
+ return V_I2(this);
+
+ if(isNull())
+ return sal_Int16(0);
+ OLEVariant varDest;
+
+ varDest.ChangeType(VT_I2, this);
+
+ return V_I2(&varDest);
+}
+
+sal_Int8 OLEVariant::getInt8() const
+{
+ if (V_VT(this) == VT_I1)
+ return V_I1(this);
+
+ if(isNull())
+ return sal_Int8(0);
+
+ OLEVariant varDest;
+
+ varDest.ChangeType(VT_I1, this);
+
+ return V_I1(&varDest);
+}
+
+sal_Int32 OLEVariant::getInt32() const
+{
+ if (V_VT(this) == VT_I4)
+ return V_I4(this);
+
+ if(isNull())
+ return sal_Int32(0);
+
+ OLEVariant varDest;
+
+ varDest.ChangeType(VT_I4, this);
+
+ return V_I4(&varDest);
+}
+
+sal_uInt32 OLEVariant::getUInt32() const
+{
+ if (V_VT(this) == VT_UI4)
+ return V_UI4(this);
+
+ if(isNull())
+ return sal_uInt32(0);
+
+ OLEVariant varDest;
+
+ varDest.ChangeType(VT_UI4, this);
+
+ return V_UI4(&varDest);
+}
+
+float OLEVariant::getFloat() const
+{
+ if (V_VT(this) == VT_R4)
+ return V_R4(this);
+
+ if(isNull())
+ return float(0);
+ OLEVariant varDest;
+
+ varDest.ChangeType(VT_R4, this);
+
+ return V_R4(&varDest);
+}
+
+double OLEVariant::getDouble() const
+{
+ if (V_VT(this) == VT_R8)
+ return V_R8(this);
+
+ if(isNull())
+ return double(0);
+ OLEVariant varDest;
+
+ varDest.ChangeType(VT_R8, this);
+
+ return V_R8(&varDest);
+}
+
+double OLEVariant::getDateAsDouble() const
+{
+ if (V_VT(this) == VT_DATE)
+ return V_DATE(this);
+
+ if(isNull())
+ return double(0);
+ OLEVariant varDest;
+
+ varDest.ChangeType(VT_DATE, this);
+
+ return V_DATE(&varDest);
+}
+
+CY OLEVariant::getCurrency() const
+{
+ if (V_VT(this) == VT_CY)
+ return V_CY(this);
+
+ if(isNull())
+ {
+ CY aVar;
+ aVar.int64 = sal_Int64(0);
+ return aVar;
+ }
+ OLEVariant varDest;
+
+ varDest.ChangeType(VT_CY, this);
+
+ return V_CY(&varDest);
+}
+
+SAFEARRAY* OLEVariant::getUI1SAFEARRAYPtr() const
+{
+ if (V_VT(this) == (VT_ARRAY|VT_UI1))
+ return V_ARRAY(this);
+
+ if(isNull())
+ return nullptr;
+ OLEVariant varDest;
+
+ varDest.ChangeType((VT_ARRAY|VT_UI1), this);
+
+ return V_ARRAY(&varDest);
+}
+
+css::uno::Any OLEVariant::makeAny() const
+{
+ css::uno::Any aValue;
+ switch (V_VT(this))
+ {
+ case VT_EMPTY:
+ case VT_NULL:
+ aValue.setValue(nullptr, Type());
+ break;
+ case VT_I2:
+ aValue.setValue( & iVal, cppu::UnoType<sal_Int16>::get());
+ break;
+ case VT_I4:
+ aValue.setValue( & lVal, cppu::UnoType<sal_Int32>::get());
+ break;
+ case VT_R4:
+ aValue.setValue( & fltVal, cppu::UnoType<float>::get());
+ break;
+ case VT_R8:
+ aValue.setValue(& dblVal, cppu::UnoType<double>::get());
+ break;
+ case VT_CY:
+ {
+ Currency cy(cyVal.int64);
+ aValue <<= cy;
+ break;
+ }
+ case VT_DATE:
+ {
+ aValue <<= getDate();
+ break;
+ }
+ case VT_BSTR:
+ {
+ OUString b(o3tl::toU(bstrVal));
+ aValue.setValue( &b, cppu::UnoType<decltype(b)>::get());
+ break;
+ }
+ case VT_BOOL:
+ {
+ aValue <<= (boolVal == VARIANT_TRUE);
+ break;
+ }
+ case VT_I1:
+ aValue.setValue( & cVal, cppu::UnoType<sal_Int8>::get());
+ break;
+ case VT_UI1: // there is no unsigned char in UNO
+ aValue <<= sal_Int8(bVal);
+ break;
+ case VT_UI2:
+ aValue.setValue( & uiVal, cppu::UnoType<cppu::UnoUnsignedShortType>::get());
+ break;
+ case VT_UI4:
+ aValue.setValue( & ulVal, cppu::UnoType<sal_uInt32>::get());
+ break;
+ case VT_INT:
+ aValue.setValue( & intVal, cppu::UnoType<sal_Int32>::get());
+ break;
+ case VT_UINT:
+ aValue.setValue( & uintVal, cppu::UnoType<sal_uInt32>::get());
+ break;
+ case VT_VOID:
+ aValue.setValue( nullptr, Type());
+ break;
+ case VT_DECIMAL:
+ {
+ Decimal dec;
+ dec.Scale = decVal.scale;
+ dec.Sign = decVal.sign;
+ dec.LowValue = decVal.Lo32;
+ dec.MiddleValue = decVal.Mid32;
+ dec.HighValue = decVal.Hi32;
+ aValue <<= dec;
+ break;
+ }
+
+ default:
+ break;
+ }
+ return aValue;
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */