From 940b4d1848e8c70ab7642901a68594e8016caffc Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 18:51:28 +0200
Subject: Adding upstream version 1:7.0.4.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 cppu/source/uno/assign.hxx | 455 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 455 insertions(+)
 create mode 100644 cppu/source/uno/assign.hxx

(limited to 'cppu/source/uno/assign.hxx')

diff --git a/cppu/source/uno/assign.hxx b/cppu/source/uno/assign.hxx
new file mode 100644
index 000000000..97ee9cd5b
--- /dev/null
+++ b/cppu/source/uno/assign.hxx
@@ -0,0 +1,455 @@
+/* -*- 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 .
+ */
+#ifndef INCLUDED_CPPU_SOURCE_UNO_ASSIGN_HXX
+#define INCLUDED_CPPU_SOURCE_UNO_ASSIGN_HXX
+
+#include "prim.hxx"
+#include "destr.hxx"
+#include "constr.hxx"
+#include "copy.hxx"
+
+
+namespace cppu
+{
+
+
+//#### assignment ##################################################################################
+
+
+inline void _assignInterface(
+    void ** ppDest, void * pSource,
+    uno_AcquireFunc acquire, uno_ReleaseFunc release )
+
+{
+    _acquire( pSource, acquire );
+    void * const pToBeReleased = *ppDest;
+    *ppDest = pSource;
+    _release( pToBeReleased, release );
+}
+
+inline void * _queryInterface(
+    void * pSource,
+    typelib_TypeDescriptionReference * pDestType,
+    uno_QueryInterfaceFunc queryInterface )
+{
+    if (pSource)
+    {
+        if (nullptr == queryInterface)
+            queryInterface = binuno_queryInterface;
+        pSource = (*queryInterface)( pSource, pDestType );
+    }
+    return pSource;
+}
+
+bool assignStruct(
+    void * pDest, void * pSource,
+    typelib_CompoundTypeDescription * pTypeDescr,
+    uno_QueryInterfaceFunc queryInterface, uno_AcquireFunc acquire, uno_ReleaseFunc release );
+
+inline bool _assignStruct(
+    void * pDest, void * pSource,
+    typelib_CompoundTypeDescription * pTypeDescr,
+    uno_QueryInterfaceFunc queryInterface, uno_AcquireFunc acquire, uno_ReleaseFunc release )
+{
+    if (pTypeDescr->pBaseTypeDescription)
+    {
+        // copy base value
+        if (! assignStruct( pDest, pSource, pTypeDescr->pBaseTypeDescription,
+                            queryInterface, acquire, release ))
+        {
+            return false;
+        }
+    }
+    // then copy members
+    typelib_TypeDescriptionReference ** ppTypeRefs = pTypeDescr->ppTypeRefs;
+    sal_Int32 * pMemberOffsets = pTypeDescr->pMemberOffsets;
+    sal_Int32 nDescr = pTypeDescr->nMembers;
+    while (nDescr--)
+    {
+        if (! ::uno_type_assignData( static_cast<char *>(pDest) + pMemberOffsets[nDescr],
+                                     ppTypeRefs[nDescr],
+                                     static_cast<char *>(pSource) + pMemberOffsets[nDescr],
+                                     ppTypeRefs[nDescr],
+                                     queryInterface, acquire, release ))
+        {
+            return false;
+        }
+    }
+    return true;
+}
+
+inline bool _assignData(
+    void * pDest,
+    typelib_TypeDescriptionReference * pDestType, typelib_TypeDescription * pDestTypeDescr,
+    void * pSource,
+    typelib_TypeDescriptionReference * pSourceType, typelib_TypeDescription * pSourceTypeDescr,
+    uno_QueryInterfaceFunc queryInterface, uno_AcquireFunc acquire, uno_ReleaseFunc release )
+{
+    if (pDest == pSource)
+        return _type_equals( pDestType, pSourceType );
+
+    if (! pSource)
+    {
+        _destructData( pDest, pDestType, pDestTypeDescr, release );
+        _defaultConstructData( pDest, pDestType, pDestTypeDescr );
+        return true;
+    }
+    while (typelib_TypeClass_ANY == pSourceType->eTypeClass)
+    {
+        pSourceTypeDescr = nullptr;
+        pSourceType = static_cast<uno_Any *>(pSource)->pType;
+        pSource = static_cast<uno_Any *>(pSource)->pData;
+        if (pDest == pSource)
+            return true;
+    }
+
+    switch (pDestType->eTypeClass)
+    {
+    case typelib_TypeClass_VOID:
+        return pSourceType->eTypeClass == typelib_TypeClass_VOID;
+    case typelib_TypeClass_CHAR:
+        switch (pSourceType->eTypeClass)
+        {
+        case typelib_TypeClass_CHAR:
+            *static_cast<sal_Unicode *>(pDest) = *static_cast<sal_Unicode *>(pSource);
+            return true;
+        default:
+            return false;
+        }
+    case typelib_TypeClass_BOOLEAN:
+        switch (pSourceType->eTypeClass)
+        {
+        case typelib_TypeClass_BOOLEAN:
+            *static_cast<sal_Bool *>(pDest) = bool(*static_cast<sal_Bool *>(pSource));
+            return true;
+        default:
+            return false;
+        }
+    case typelib_TypeClass_BYTE:
+        switch (pSourceType->eTypeClass)
+        {
+        case typelib_TypeClass_BYTE:
+            *static_cast<sal_Int8 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
+            return true;
+        default:
+            return false;
+        }
+    case typelib_TypeClass_SHORT:
+        switch (pSourceType->eTypeClass)
+        {
+        case typelib_TypeClass_BYTE:
+            *static_cast<sal_Int16 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
+            return true;
+        case typelib_TypeClass_SHORT:
+        case typelib_TypeClass_UNSIGNED_SHORT:
+            *static_cast<sal_Int16 *>(pDest) = *static_cast<sal_Int16 *>(pSource);
+            return true;
+        default:
+            return false;
+        }
+    case typelib_TypeClass_UNSIGNED_SHORT:
+        switch (pSourceType->eTypeClass)
+        {
+        case typelib_TypeClass_BYTE:
+            *static_cast<sal_uInt16 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
+            return true;
+        case typelib_TypeClass_SHORT:
+        case typelib_TypeClass_UNSIGNED_SHORT:
+            *static_cast<sal_uInt16 *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
+            return true;
+        default:
+            return false;
+        }
+    case typelib_TypeClass_LONG:
+        switch (pSourceType->eTypeClass)
+        {
+        case typelib_TypeClass_BYTE:
+            *static_cast<sal_Int32 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
+            return true;
+        case typelib_TypeClass_SHORT:
+            *static_cast<sal_Int32 *>(pDest) = *static_cast<sal_Int16 *>(pSource);
+            return true;
+        case typelib_TypeClass_UNSIGNED_SHORT:
+            *static_cast<sal_Int32 *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
+            return true;
+        case typelib_TypeClass_LONG:
+        case typelib_TypeClass_UNSIGNED_LONG:
+            *static_cast<sal_Int32 *>(pDest) = *static_cast<sal_Int32 *>(pSource);
+            return true;
+        default:
+            return false;
+        }
+    case typelib_TypeClass_UNSIGNED_LONG:
+        switch (pSourceType->eTypeClass)
+        {
+        case typelib_TypeClass_BYTE:
+            *static_cast<sal_uInt32 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
+            return true;
+        case typelib_TypeClass_SHORT:
+            *static_cast<sal_uInt32 *>(pDest) = *static_cast<sal_Int16 *>(pSource);
+            return true;
+        case typelib_TypeClass_UNSIGNED_SHORT:
+            *static_cast<sal_uInt32 *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
+            return true;
+        case typelib_TypeClass_LONG:
+        case typelib_TypeClass_UNSIGNED_LONG:
+            *static_cast<sal_uInt32 *>(pDest) = *static_cast<sal_uInt32 *>(pSource);
+            return true;
+        default:
+            return false;
+        }
+    case typelib_TypeClass_HYPER:
+        switch (pSourceType->eTypeClass)
+        {
+        case typelib_TypeClass_BYTE:
+            *static_cast<sal_Int64 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
+            return true;
+        case typelib_TypeClass_SHORT:
+            *static_cast<sal_Int64 *>(pDest) = *static_cast<sal_Int16 *>(pSource);
+            return true;
+        case typelib_TypeClass_UNSIGNED_SHORT:
+            *static_cast<sal_Int64 *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
+            return true;
+        case typelib_TypeClass_LONG:
+            *static_cast<sal_Int64 *>(pDest) = *static_cast<sal_Int32 *>(pSource);
+            return true;
+        case typelib_TypeClass_UNSIGNED_LONG:
+            *static_cast<sal_Int64 *>(pDest) = *static_cast<sal_uInt32 *>(pSource);
+            return true;
+        case typelib_TypeClass_HYPER:
+        case typelib_TypeClass_UNSIGNED_HYPER:
+            *static_cast<sal_Int64 *>(pDest) = *static_cast<sal_Int64 *>(pSource);
+            return true;
+        default:
+            return false;
+        }
+    case typelib_TypeClass_UNSIGNED_HYPER:
+        switch (pSourceType->eTypeClass)
+        {
+        case typelib_TypeClass_BYTE:
+            *static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_Int8 *>(pSource);
+            return true;
+        case typelib_TypeClass_SHORT:
+            *static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_Int16 *>(pSource);
+            return true;
+        case typelib_TypeClass_UNSIGNED_SHORT:
+            *static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
+            return true;
+        case typelib_TypeClass_LONG:
+            *static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_Int32 *>(pSource);
+            return true;
+        case typelib_TypeClass_UNSIGNED_LONG:
+            *static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_uInt32 *>(pSource);
+            return true;
+        case typelib_TypeClass_HYPER:
+        case typelib_TypeClass_UNSIGNED_HYPER:
+            *static_cast<sal_uInt64 *>(pDest) = *static_cast<sal_uInt64 *>(pSource);
+            return true;
+        default:
+            return false;
+        }
+    case typelib_TypeClass_FLOAT:
+        switch (pSourceType->eTypeClass)
+        {
+        case typelib_TypeClass_BYTE:
+            *static_cast<float *>(pDest) = *static_cast<sal_Int8 *>(pSource);
+            return true;
+        case typelib_TypeClass_SHORT:
+            *static_cast<float *>(pDest) = *static_cast<sal_Int16 *>(pSource);
+            return true;
+        case typelib_TypeClass_UNSIGNED_SHORT:
+            *static_cast<float *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
+            return true;
+        case typelib_TypeClass_FLOAT:
+            *static_cast<float *>(pDest) = *static_cast<float *>(pSource);
+            return true;
+        default:
+            return false;
+        }
+    case typelib_TypeClass_DOUBLE:
+        switch (pSourceType->eTypeClass)
+        {
+        case typelib_TypeClass_BYTE:
+            *static_cast<double *>(pDest) = *static_cast<sal_Int8 *>(pSource);
+            return true;
+        case typelib_TypeClass_SHORT:
+            *static_cast<double *>(pDest) = *static_cast<sal_Int16 *>(pSource);
+            return true;
+        case typelib_TypeClass_UNSIGNED_SHORT:
+            *static_cast<double *>(pDest) = *static_cast<sal_uInt16 *>(pSource);
+            return true;
+        case typelib_TypeClass_LONG:
+            *static_cast<double *>(pDest) = *static_cast<sal_Int32 *>(pSource);
+            return true;
+        case typelib_TypeClass_UNSIGNED_LONG:
+            *static_cast<double *>(pDest) = *static_cast<sal_uInt32 *>(pSource);
+            return true;
+        case typelib_TypeClass_FLOAT:
+            *static_cast<double *>(pDest) = *static_cast<float *>(pSource);
+            return true;
+        case typelib_TypeClass_DOUBLE:
+            *static_cast<double *>(pDest) = *static_cast<double *>(pSource);
+            return true;
+        default:
+            return false;
+        }
+    case typelib_TypeClass_STRING:
+        switch (pSourceType->eTypeClass)
+        {
+        case typelib_TypeClass_STRING:
+            ::rtl_uString_assign( static_cast<rtl_uString **>(pDest), *static_cast<rtl_uString **>(pSource) );
+            return true;
+        default:
+            return false;
+        }
+    case typelib_TypeClass_TYPE:
+        switch (pSourceType->eTypeClass)
+        {
+        case typelib_TypeClass_TYPE:
+        {
+            typelib_TypeDescriptionReference ** pp = static_cast<typelib_TypeDescriptionReference **>(pDest);
+            ::typelib_typedescriptionreference_release( *pp );
+            *pp = *static_cast<typelib_TypeDescriptionReference **>(pSource);
+            TYPE_ACQUIRE( *pp );
+            return true;
+        }
+        default:
+            return false;
+        }
+    case typelib_TypeClass_ANY:
+        _destructAny( static_cast<uno_Any *>(pDest), release );
+        _copyConstructAny( static_cast<uno_Any *>(pDest), pSource, pSourceType, pSourceTypeDescr, acquire, nullptr );
+        return true;
+    case typelib_TypeClass_ENUM:
+        if (_type_equals( pDestType, pSourceType ))
+        {
+            *static_cast<sal_Int32 *>(pDest) = *static_cast<sal_Int32 *>(pSource);
+            return true;
+        }
+        return false;
+    case typelib_TypeClass_STRUCT:
+    case typelib_TypeClass_EXCEPTION:
+        if (typelib_TypeClass_STRUCT == pSourceType->eTypeClass ||
+            typelib_TypeClass_EXCEPTION == pSourceType->eTypeClass)
+        {
+            bool bRet = false;
+            if (pSourceTypeDescr)
+            {
+                typelib_CompoundTypeDescription * pTypeDescr =
+                    reinterpret_cast<typelib_CompoundTypeDescription *>(pSourceTypeDescr);
+                while (pTypeDescr &&
+                       !_type_equals(pTypeDescr->aBase.pWeakRef, pDestType))
+                {
+                    pTypeDescr = pTypeDescr->pBaseTypeDescription;
+                }
+                if (pTypeDescr)
+                {
+                    bRet = _assignStruct(
+                        pDest, pSource, pTypeDescr, queryInterface, acquire, release );
+                }
+            }
+            else
+            {
+                TYPELIB_DANGER_GET( &pSourceTypeDescr, pSourceType );
+                typelib_CompoundTypeDescription * pTypeDescr =
+                    reinterpret_cast<typelib_CompoundTypeDescription *>(pSourceTypeDescr);
+                while (pTypeDescr &&
+                       !_type_equals(pTypeDescr->aBase.pWeakRef, pDestType))
+                {
+                    pTypeDescr = pTypeDescr->pBaseTypeDescription;
+                }
+                if (pTypeDescr)
+                {
+                    bRet = _assignStruct(
+                        pDest, pSource, pTypeDescr, queryInterface, acquire, release );
+                }
+                TYPELIB_DANGER_RELEASE( pSourceTypeDescr );
+            }
+            return bRet;
+        }
+        return false;
+    case typelib_TypeClass_SEQUENCE:
+        if (typelib_TypeClass_SEQUENCE != pSourceType->eTypeClass)
+            return false;
+        // self assignment:
+        if (*static_cast<uno_Sequence **>(pSource) == *static_cast<uno_Sequence **>(pDest))
+            return true;
+        if (_type_equals( pDestType, pSourceType ))
+        {
+            osl_atomic_increment( &(*static_cast<uno_Sequence **>(pSource))->nRefCount );
+            idestructSequence(
+                *static_cast<uno_Sequence **>(pDest), pDestType, pDestTypeDescr, release );
+            *static_cast<uno_Sequence **>(pDest) = *static_cast<uno_Sequence **>(pSource);
+            return true;
+        }
+        return false;
+    case typelib_TypeClass_INTERFACE:
+        if (typelib_TypeClass_INTERFACE != pSourceType->eTypeClass)
+            return false;
+        if (_type_equals( pDestType, pSourceType ))
+        {
+            _assignInterface( static_cast<void **>(pDest), *static_cast<void **>(pSource), acquire, release );
+            return true;
+        }
+        else if (*static_cast< void ** >(pSource) == nullptr)
+        {
+            // A null reference of any interface type can be converted to a null
+            // reference of any other interface type:
+            void * const pToBeReleased = *static_cast< void ** >(pDest);
+            *static_cast< void ** >(pDest) = nullptr;
+            _release( pToBeReleased, release );
+            return true;
+        }
+        else
+        {
+            if (pSourceTypeDescr)
+            {
+                typelib_TypeDescription * pTD = pSourceTypeDescr;
+                while (pTD && !_type_equals( pTD->pWeakRef, pDestType ))
+                {
+                    pTD = &reinterpret_cast<typelib_InterfaceTypeDescription *>(pTD)->pBaseTypeDescription->aBase;
+                }
+                if (pTD) // is base of dest
+                {
+                    _assignInterface( static_cast<void **>(pDest), *static_cast<void **>(pSource), acquire, release );
+                    return true;
+                }
+            }
+
+            // query for interface:
+            void * pQueried = _queryInterface( *static_cast<void **>(pSource),
+                                               pDestType, queryInterface );
+            if (pQueried != nullptr) {
+                void * const pToBeReleased = *static_cast<void **>(pDest);
+                *static_cast<void **>(pDest) = pQueried;
+                _release( pToBeReleased, release );
+            }
+            return (pQueried != nullptr);
+        }
+    default:
+        OSL_ASSERT(false);
+        return false;
+    }
+}
+
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
-- 
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