Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1577 insertions, 0 deletions

diff --git a/registry/source/regimpl.cxx b/registry/source/regimpl.cxx
new file mode 100644
index 000000000..0d69c64cd
--- /dev/null
+++ b/registry/source/regimpl.cxx
@@ -0,0 +1,1577 @@
+/* -*- 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 "regimpl.hxx"
+
+#include <cstddef>
+#include <memory>
+#include <set>
+#include <string_view>
+#include <vector>
+#include <string.h>
+#include <stdio.h>
+
+#if defined(UNX)
+#include <unistd.h>
+#endif
+
+#include "reflread.hxx"
+
+#include "reflwrit.hxx"
+
+#include <registry/reader.hxx>
+#include <registry/refltype.hxx>
+#include <registry/types.hxx>
+
+#include "reflcnst.hxx"
+#include "keyimpl.hxx"
+
+#include <osl/thread.h>
+#include <rtl/ustring.hxx>
+#include <rtl/ustrbuf.hxx>
+#include <osl/file.hxx>
+
+using namespace osl;
+using namespace store;
+
+
+namespace {
+
+void printString(std::u16string_view s) {
+    printf("\"");
+    for (std::size_t i = 0; i < s.size(); ++i) {
+        sal_Unicode c = s[i];
+        if (c == '"' || c == '\\') {
+            printf("\\%c", static_cast< char >(c));
+        } else if (s[i] >= ' ' && s[i] <= '~') {
+            printf("%c", static_cast< char >(c));
+        } else {
+            printf("\\u%04X", static_cast< unsigned int >(c));
+        }
+    }
+    printf("\"");
+}
+
+void printFieldOrReferenceFlag(
+    RTFieldAccess * flags, RTFieldAccess flag, char const * name, bool * first)
+{
+    if ((*flags & flag) != RTFieldAccess::NONE) {
+        if (!*first) {
+            printf("|");
+        }
+        *first = false;
+        printf("%s", name);
+        *flags &= ~flag;
+    }
+}
+
+void printFieldOrReferenceFlags(RTFieldAccess flags) {
+    if (flags == RTFieldAccess::NONE) {
+        printf("none");
+    } else {
+        bool first = true;
+        printFieldOrReferenceFlag(
+            &flags, RTFieldAccess::READONLY, "readonly", &first);
+        printFieldOrReferenceFlag(
+            &flags, RTFieldAccess::OPTIONAL, "optional", &first);
+        printFieldOrReferenceFlag(
+            &flags, RTFieldAccess::MAYBEVOID, "maybevoid", &first);
+        printFieldOrReferenceFlag(&flags, RTFieldAccess::BOUND, "bound", &first);
+        printFieldOrReferenceFlag(
+            &flags, RTFieldAccess::CONSTRAINED, "constrained", &first);
+        printFieldOrReferenceFlag(
+            &flags, RTFieldAccess::TRANSIENT, "transient", &first);
+        printFieldOrReferenceFlag(
+            &flags, RTFieldAccess::MAYBEAMBIGUOUS, "maybeambiguous", &first);
+        printFieldOrReferenceFlag(
+            &flags, RTFieldAccess::MAYBEDEFAULT, "maybedefault", &first);
+        printFieldOrReferenceFlag(
+            &flags, RTFieldAccess::REMOVABLE, "removable", &first);
+        printFieldOrReferenceFlag(
+            &flags, RTFieldAccess::ATTRIBUTE, "attribute", &first);
+        printFieldOrReferenceFlag(
+            &flags, RTFieldAccess::PROPERTY, "property", &first);
+        printFieldOrReferenceFlag(&flags, RTFieldAccess::CONST, "const", &first);
+        printFieldOrReferenceFlag(
+            &flags, RTFieldAccess::READWRITE, "readwrite", &first);
+        printFieldOrReferenceFlag(
+            &flags, RTFieldAccess::PARAMETERIZED_TYPE, "parameterized type", &first);
+        printFieldOrReferenceFlag(
+            &flags, RTFieldAccess::PUBLISHED, "published", &first);
+        if (flags != RTFieldAccess::NONE) {
+            if (!first) {
+                printf("|");
+            }
+            printf("<invalid (0x%04X)>", static_cast< unsigned int >(flags));
+        }
+    }
+}
+
+void dumpType(typereg::Reader const & reader, OString const & indent) {
+    if (reader.isValid()) {
+        printf("version: %ld\n", static_cast< long >(reader.getVersion()));
+        printf("%sdocumentation: ", indent.getStr());
+        printString(reader.getDocumentation());
+        printf("\n");
+        printf("%sfile name: ", indent.getStr());
+        printString(reader.getFileName());
+        printf("\n");
+        printf("%stype class: ", indent.getStr());
+        if (reader.isPublished()) {
+            printf("published ");
+        }
+        switch (reader.getTypeClass()) {
+        case RT_TYPE_INTERFACE:
+            printf("interface");
+            break;
+
+        case RT_TYPE_MODULE:
+            printf("module");
+            break;
+
+        case RT_TYPE_STRUCT:
+            printf("struct");
+            break;
+
+        case RT_TYPE_ENUM:
+            printf("enum");
+            break;
+
+        case RT_TYPE_EXCEPTION:
+            printf("exception");
+            break;
+
+        case RT_TYPE_TYPEDEF:
+            printf("typedef");
+            break;
+
+        case RT_TYPE_SERVICE:
+            printf("service");
+            break;
+
+        case RT_TYPE_SINGLETON:
+            printf("singleton");
+            break;
+
+        case RT_TYPE_CONSTANTS:
+            printf("constants");
+            break;
+
+        default:
+            printf(
+                "<invalid (%ld)>", static_cast< long >(reader.getTypeClass()));
+            break;
+        }
+        printf("\n");
+        printf("%stype name: ", indent.getStr());
+        printString(reader.getTypeName());
+        printf("\n");
+        printf(
+            "%ssuper type count: %u\n", indent.getStr(),
+            static_cast< unsigned int >(reader.getSuperTypeCount()));
+        for (sal_uInt16 i = 0; i < reader.getSuperTypeCount(); ++i) {
+            printf(
+                "%ssuper type name %u: ", indent.getStr(),
+                static_cast< unsigned int >(i));
+            printString(reader.getSuperTypeName(i));
+            printf("\n");
+        }
+        printf(
+            "%sfield count: %u\n", indent.getStr(),
+            static_cast< unsigned int >(reader.getFieldCount()));
+        for (sal_uInt16 i = 0; i < reader.getFieldCount(); ++i) {
+            printf(
+                "%sfield %u:\n", indent.getStr(),
+                static_cast< unsigned int >(i));
+            printf("%s    documentation: ", indent.getStr());
+            printString(reader.getFieldDocumentation(i));
+            printf("\n");
+            printf("%s    file name: ", indent.getStr());
+            printString(reader.getFieldFileName(i));
+            printf("\n");
+            printf("%s    flags: ", indent.getStr());
+            printFieldOrReferenceFlags(reader.getFieldFlags(i));
+            printf("\n");
+            printf("%s    name: ", indent.getStr());
+            printString(reader.getFieldName(i));
+            printf("\n");
+            printf("%s    type name: ", indent.getStr());
+            printString(reader.getFieldTypeName(i));
+            printf("\n");
+            printf("%s    value: ", indent.getStr());
+            RTConstValue value(reader.getFieldValue(i));
+            switch (value.m_type) {
+            case RT_TYPE_NONE:
+                printf("none");
+                break;
+
+            case RT_TYPE_BOOL:
+                printf("boolean %s", value.m_value.aBool ? "true" : "false");
+                break;
+
+            case RT_TYPE_BYTE:
+                printf("byte %d", static_cast< int >(value.m_value.aByte));
+                break;
+
+            case RT_TYPE_INT16:
+                printf("short %d", static_cast< int >(value.m_value.aShort));
+                break;
+
+            case RT_TYPE_UINT16:
+                printf(
+                    "unsigned short %u",
+                    static_cast< unsigned int >(value.m_value.aUShort));
+                break;
+
+            case RT_TYPE_INT32:
+                printf("long %ld", static_cast< long >(value.m_value.aLong));
+                break;
+
+            case RT_TYPE_UINT32:
+                printf(
+                    "unsigned long %lu",
+                    static_cast< unsigned long >(value.m_value.aULong));
+                break;
+
+            case RT_TYPE_INT64:
+                // TODO: no portable way to print hyper values
+                printf("hyper");
+                break;
+
+            case RT_TYPE_UINT64:
+                // TODO: no portable way to print unsigned hyper values
+                printf("unsigned hyper");
+                break;
+
+            case RT_TYPE_FLOAT:
+                // TODO: no portable way to print float values
+                printf("float");
+                break;
+
+            case RT_TYPE_DOUBLE:
+                // TODO: no portable way to print double values
+                printf("double");
+                break;
+
+            case RT_TYPE_STRING:
+                printf("string ");
+                printString(value.m_value.aString);
+                break;
+
+            default:
+                printf("<invalid (%ld)>", static_cast< long >(value.m_type));
+                break;
+            }
+            printf("\n");
+        }
+        printf(
+            "%smethod count: %u\n", indent.getStr(),
+            static_cast< unsigned int >(reader.getMethodCount()));
+        for (sal_uInt16 i = 0; i < reader.getMethodCount(); ++i) {
+            printf(
+                "%smethod %u:\n", indent.getStr(),
+                static_cast< unsigned int >(i));
+            printf("%s    documentation: ", indent.getStr());
+            printString(reader.getMethodDocumentation(i));
+            printf("\n");
+            printf("%s    flags: ", indent.getStr());
+            switch (reader.getMethodFlags(i)) {
+            case RTMethodMode::ONEWAY:
+                printf("oneway");
+                break;
+
+            case RTMethodMode::TWOWAY:
+                printf("synchronous");
+                break;
+
+            case RTMethodMode::ATTRIBUTE_GET:
+                printf("attribute get");
+                break;
+
+            case RTMethodMode::ATTRIBUTE_SET:
+                printf("attribute set");
+                break;
+
+            default:
+                printf(
+                    "<invalid (%ld)>",
+                    static_cast< long >(reader.getMethodFlags(i)));
+                break;
+            }
+            printf("\n");
+            printf("%s    name: ", indent.getStr());
+            printString(reader.getMethodName(i));
+            printf("\n");
+            printf("%s    return type name: ", indent.getStr());
+            printString(reader.getMethodReturnTypeName(i));
+            printf("\n");
+            printf(
+                "%s    parameter count: %u\n", indent.getStr(),
+                static_cast< unsigned int >(reader.getMethodParameterCount(i)));
+            // coverity[tainted_data] - cid#1215304 unhelpfully warns about untrusted loop bound
+            for (sal_uInt16 j = 0; j < reader.getMethodParameterCount(i); ++j)
+            {
+                printf(
+                    "%s    parameter %u:\n", indent.getStr(),
+                    static_cast< unsigned int >(j));
+                printf("%s        flags: ", indent.getStr());
+                RTParamMode flags = reader.getMethodParameterFlags(i, j);
+                bool rest = (flags & RT_PARAM_REST) != 0;
+                switch (flags & ~RT_PARAM_REST) {
+                case RT_PARAM_IN:
+                    printf("in");
+                    break;
+
+                case RT_PARAM_OUT:
+                    printf("out");
+                    break;
+
+                case RT_PARAM_INOUT:
+                    printf("inout");
+                    break;
+
+                default:
+                    printf("<invalid (%ld)>", static_cast< long >(flags));
+                    rest = false;
+                    break;
+                }
+                if (rest) {
+                    printf("|rest");
+                }
+                printf("\n");
+                printf("%s        name: ", indent.getStr());
+                printString(reader.getMethodParameterName(i, j));
+                printf("\n");
+                printf("%s        type name: ", indent.getStr());
+                printString(reader.getMethodParameterTypeName(i, j));
+                printf("\n");
+            }
+            printf(
+                "%s    exception count: %u\n", indent.getStr(),
+                static_cast< unsigned int >(reader.getMethodExceptionCount(i)));
+            // coverity[tainted_data] - cid#1215304 unhelpfully warns about untrusted loop bound
+            for (sal_uInt16 j = 0; j < reader.getMethodExceptionCount(i); ++j)
+            {
+                printf(
+                    "%s    exception type name %u: ", indent.getStr(),
+                    static_cast< unsigned int >(j));
+                printString(reader.getMethodExceptionTypeName(i, j));
+                printf("\n");
+            }
+        }
+        printf(
+            "%sreference count: %u\n", indent.getStr(),
+            static_cast< unsigned int >(reader.getReferenceCount()));
+        for (sal_uInt16 i = 0; i < reader.getReferenceCount(); ++i) {
+            printf(
+                "%sreference %u:\n", indent.getStr(),
+                static_cast< unsigned int >(i));
+            printf("%s    documentation: ", indent.getStr());
+            printString(reader.getReferenceDocumentation(i));
+            printf("\n");
+            printf("%s    flags: ", indent.getStr());
+            printFieldOrReferenceFlags(reader.getReferenceFlags(i));
+            printf("\n");
+            printf("%s    sort: ", indent.getStr());
+            switch (reader.getReferenceSort(i)) {
+            case RTReferenceType::SUPPORTS:
+                printf("supports");
+                break;
+
+            case RTReferenceType::EXPORTS:
+                printf("exports");
+                break;
+
+            case RTReferenceType::TYPE_PARAMETER:
+                printf("type parameter");
+                break;
+
+            default:
+                printf(
+                    "<invalid (%ld)>",
+                    static_cast< long >(reader.getReferenceSort(i)));
+                break;
+            }
+            printf("\n");
+            printf("%s    type name: ", indent.getStr());
+            printString(reader.getReferenceTypeName(i));
+            printf("\n");
+        }
+    } else {
+        printf("<invalid>\n");
+    }
+}
+
+}
+
+ORegistry::ORegistry()
+    : m_refCount(1)
+    , m_readOnly(false)
+    , m_isOpen(false)
+{
+}
+
+ORegistry::~ORegistry()
+{
+    ORegKey* pRootKey = m_openKeyTable[ROOT];
+    if (pRootKey != nullptr)
+        (void) releaseKey(pRootKey);
+
+    if (m_file.isValid())
+        m_file.close();
+}
+
+RegError ORegistry::initRegistry(const OUString& regName, RegAccessMode accessMode, bool bCreate)
+{
+    RegError eRet = RegError::INVALID_REGISTRY;
+    OStoreFile      rRegFile;
+    storeAccessMode sAccessMode = storeAccessMode::ReadWrite;
+    storeError      errCode;
+
+    if (bCreate)
+    {
+        sAccessMode = storeAccessMode::Create;
+    }
+    else if (accessMode & RegAccessMode::READONLY)
+    {
+        sAccessMode = storeAccessMode::ReadOnly;
+        m_readOnly = true;
+    }
+
+    if (regName.isEmpty() &&
+        storeAccessMode::Create == sAccessMode)
+    {
+        errCode = rRegFile.createInMemory();
+    }
+    else
+    {
+        errCode = rRegFile.create(regName, sAccessMode);
+    }
+
+    if (errCode)
+    {
+        switch (errCode)
+        {
+            case store_E_NotExists:
+                eRet = RegError::REGISTRY_NOT_EXISTS;
+                break;
+            case store_E_LockingViolation:
+                eRet = RegError::CANNOT_OPEN_FOR_READWRITE;
+                break;
+            default:
+                eRet = RegError::INVALID_REGISTRY;
+                break;
+        }
+    }
+    else
+    {
+        OStoreDirectory rStoreDir;
+        storeError _err = rStoreDir.create(rRegFile, OUString(), OUString(), sAccessMode);
+
+        if (_err == store_E_None)
+        {
+            m_file = rRegFile;
+            m_name = regName;
+            m_isOpen = true;
+
+            m_openKeyTable[ROOT] = new ORegKey(ROOT, this);
+            eRet = RegError::NO_ERROR;
+        }
+        else
+            eRet = RegError::INVALID_REGISTRY;
+    }
+
+    return eRet;
+}
+
+RegError ORegistry::closeRegistry()
+{
+    REG_GUARD(m_mutex);
+
+    if (m_file.isValid())
+    {
+        (void) releaseKey(m_openKeyTable[ROOT]);
+        m_file.close();
+        m_isOpen = false;
+        return RegError::NO_ERROR;
+    } else
+    {
+        return RegError::REGISTRY_NOT_EXISTS;
+    }
+}
+
+RegError ORegistry::destroyRegistry(const OUString& regName)
+{
+    REG_GUARD(m_mutex);
+
+    if (!regName.isEmpty())
+    {
+        std::unique_ptr<ORegistry> pReg(new ORegistry());
+
+        if (pReg->initRegistry(regName, RegAccessMode::READWRITE) == RegError::NO_ERROR)
+        {
+            pReg.reset();
+
+            OUString systemName;
+            if (FileBase::getSystemPathFromFileURL(regName, systemName) != FileBase::E_None)
+                systemName = regName;
+
+            OString name(OUStringToOString(systemName, osl_getThreadTextEncoding()));
+            if (unlink(name.getStr()) != 0)
+            {
+                return RegError::DESTROY_REGISTRY_FAILED;
+            }
+        } else
+        {
+            return RegError::DESTROY_REGISTRY_FAILED;
+        }
+    } else
+    {
+        if (m_refCount != 1 || isReadOnly())
+        {
+            return RegError::DESTROY_REGISTRY_FAILED;
+        }
+
+        if (m_file.isValid())
+        {
+            releaseKey(m_openKeyTable[ROOT]);
+            m_file.close();
+            m_isOpen = false;
+
+            if (!m_name.isEmpty())
+            {
+                OUString systemName;
+                if (FileBase::getSystemPathFromFileURL(m_name, systemName) != FileBase::E_None)
+                    systemName = m_name;
+
+                OString name(OUStringToOString(systemName, osl_getThreadTextEncoding()));
+                if (unlink(name.getStr()) != 0)
+                {
+                    return RegError::DESTROY_REGISTRY_FAILED;
+                }
+            }
+        } else
+        {
+            return RegError::REGISTRY_NOT_EXISTS;
+        }
+    }
+
+    return RegError::NO_ERROR;
+}
+
+RegError ORegistry::acquireKey (RegKeyHandle hKey)
+{
+    ORegKey* pKey = static_cast< ORegKey* >(hKey);
+    if (!pKey)
+        return RegError::INVALID_KEY;
+
+    REG_GUARD(m_mutex);
+    pKey->acquire();
+
+    return RegError::NO_ERROR;
+}
+
+RegError ORegistry::releaseKey (RegKeyHandle hKey)
+{
+    ORegKey* pKey = static_cast< ORegKey* >(hKey);
+    if (!pKey)
+        return RegError::INVALID_KEY;
+
+    REG_GUARD(m_mutex);
+    if (pKey->release() == 0)
+    {
+        m_openKeyTable.erase(pKey->getName());
+        delete pKey;
+    }
+    return RegError::NO_ERROR;
+}
+
+RegError ORegistry::createKey(RegKeyHandle hKey, std::u16string_view keyName,
+                              RegKeyHandle* phNewKey)
+{
+    ORegKey*    pKey;
+
+    *phNewKey = nullptr;
+
+    if (keyName.empty())
+        return RegError::INVALID_KEYNAME;
+
+    REG_GUARD(m_mutex);
+
+    if (hKey)
+        pKey = static_cast<ORegKey*>(hKey);
+    else
+        pKey = m_openKeyTable[ROOT];
+
+    OUString sFullKeyName = pKey->getFullPath(keyName);
+
+    if (m_openKeyTable.count(sFullKeyName) > 0)
+    {
+        *phNewKey = m_openKeyTable[sFullKeyName];
+        static_cast<ORegKey*>(*phNewKey)->acquire();
+        static_cast<ORegKey*>(*phNewKey)->setDeleted(false);
+        return RegError::NO_ERROR;
+    }
+
+    OStoreDirectory rStoreDir;
+    OUStringBuffer  sFullPath(sFullKeyName.getLength()+16);
+    OUString        token;
+
+    sFullPath.append('/');
+
+    sal_Int32 nIndex = 0;
+    do
+    {
+        token = sFullKeyName.getToken(0, '/', nIndex);
+        if (!token.isEmpty())
+        {
+            if (rStoreDir.create(pKey->getStoreFile(), sFullPath.toString(), token, storeAccessMode::Create))
+            {
+                return RegError::CREATE_KEY_FAILED;
+            }
+
+            sFullPath.append(token);
+            sFullPath.append('/');
+        }
+    } while(nIndex != -1);
+
+
+    pKey = new ORegKey(sFullKeyName, this);
+    *phNewKey = pKey;
+    m_openKeyTable[sFullKeyName] = pKey;
+
+    return RegError::NO_ERROR;
+}
+
+RegError ORegistry::openKey(RegKeyHandle hKey, std::u16string_view keyName,
+                            RegKeyHandle* phOpenKey)
+{
+    ORegKey*        pKey;
+
+    *phOpenKey = nullptr;
+
+    if (keyName.empty())
+    {
+        return RegError::INVALID_KEYNAME;
+    }
+
+    REG_GUARD(m_mutex);
+
+    if (hKey)
+        pKey = static_cast<ORegKey*>(hKey);
+    else
+        pKey = m_openKeyTable[ROOT];
+
+    OUString path(pKey->getFullPath(keyName));
+    KeyMap::iterator i(m_openKeyTable.find(path));
+    if (i == m_openKeyTable.end()) {
+        sal_Int32 n = path.lastIndexOf('/') + 1;
+        switch (OStoreDirectory().create(
+                    pKey->getStoreFile(), path.copy(0, n), path.copy(n),
+                    isReadOnly() ? storeAccessMode::ReadOnly : storeAccessMode::ReadWrite))
+        {
+        case store_E_NotExists:
+            return RegError::KEY_NOT_EXISTS;
+        case store_E_WrongFormat:
+            return RegError::INVALID_KEY;
+        default:
+            break;
+        }
+
+        std::unique_ptr< ORegKey > p(new ORegKey(path, this));
+        i = m_openKeyTable.insert(std::make_pair(path, p.get())).first;
+        p.release();
+    } else {
+        i->second->acquire();
+    }
+    *phOpenKey = i->second;
+    return RegError::NO_ERROR;
+}
+
+RegError ORegistry::closeKey(RegKeyHandle hKey)
+{
+    ORegKey* pKey = static_cast< ORegKey* >(hKey);
+
+    REG_GUARD(m_mutex);
+
+    OUString const aKeyName (pKey->getName());
+    if (m_openKeyTable.count(aKeyName) <= 0)
+        return RegError::KEY_NOT_OPEN;
+
+    if (pKey->isModified())
+    {
+        ORegKey * pRootKey = getRootKey();
+        if (pKey != pRootKey)
+        {
+            // propagate "modified" state to RootKey.
+            pRootKey->setModified();
+        }
+        else
+        {
+            // closing modified RootKey, flush registry file.
+            (void) m_file.flush();
+        }
+        pKey->setModified(false);
+        (void) releaseKey(pRootKey);
+    }
+
+    return releaseKey(pKey);
+}
+
+RegError ORegistry::deleteKey(RegKeyHandle hKey, std::u16string_view keyName)
+{
+    ORegKey* pKey = static_cast< ORegKey* >(hKey);
+    if (keyName.empty())
+        return RegError::INVALID_KEYNAME;
+
+    REG_GUARD(m_mutex);
+
+    if (!pKey)
+        pKey = m_openKeyTable[ROOT];
+
+    OUString sFullKeyName(pKey->getFullPath(keyName));
+    return eraseKey(m_openKeyTable[ROOT], sFullKeyName);
+}
+
+RegError ORegistry::eraseKey(ORegKey* pKey, std::u16string_view keyName)
+{
+    RegError _ret = RegError::NO_ERROR;
+
+    if (keyName.empty())
+    {
+        return RegError::INVALID_KEYNAME;
+    }
+
+    OUString     sFullKeyName(pKey->getName());
+    OUString     sFullPath(sFullKeyName);
+    OUString     sRelativKey;
+    size_t    lastIndex = keyName.rfind('/');
+
+    if (lastIndex != std::u16string_view::npos)
+    {
+        sRelativKey += keyName.substr(lastIndex + 1);
+
+        if (sFullKeyName.getLength() > 1)
+            sFullKeyName += keyName;
+        else
+            sFullKeyName += keyName.substr(1);
+
+        sFullPath = sFullKeyName.copy(0, keyName.rfind('/') + 1);
+    } else
+    {
+        if (sFullKeyName.getLength() > 1)
+            sFullKeyName += ROOT;
+
+        sRelativKey += keyName;
+        sFullKeyName += keyName;
+
+        if (sFullPath.getLength() > 1)
+            sFullPath += ROOT;
+    }
+
+    ORegKey* pOldKey = nullptr;
+    _ret = pKey->openKey(keyName, reinterpret_cast<RegKeyHandle*>(&pOldKey));
+    if (_ret != RegError::NO_ERROR)
+        return _ret;
+
+    _ret = deleteSubkeysAndValues(pOldKey);
+    if (_ret != RegError::NO_ERROR)
+    {
+        pKey->closeKey(pOldKey);
+        return _ret;
+    }
+
+    OUString tmpName = sRelativKey + ROOT;
+
+    OStoreFile sFile(pKey->getStoreFile());
+    if (sFile.isValid() && sFile.remove(sFullPath, tmpName))
+    {
+        return RegError::DELETE_KEY_FAILED;
+    }
+    pOldKey->setModified();
+
+    // set flag deleted !!!
+    pOldKey->setDeleted(true);
+
+    return pKey->closeKey(pOldKey);
+}
+
+RegError ORegistry::deleteSubkeysAndValues(ORegKey* pKey)
+{
+    OStoreDirectory::iterator   iter;
+    RegError                    _ret = RegError::NO_ERROR;
+    OStoreDirectory             rStoreDir(pKey->getStoreDir());
+    storeError                  _err = rStoreDir.first(iter);
+
+    while (_err == store_E_None)
+    {
+        OUString const keyName(iter.m_pszName, iter.m_nLength);
+
+        if (iter.m_nAttrib & STORE_ATTRIB_ISDIR)
+        {
+            _ret = eraseKey(pKey, keyName);
+            if (_ret != RegError::NO_ERROR)
+                return _ret;
+        }
+        else
+        {
+            OUString sFullPath(pKey->getName());
+
+            if (sFullPath.getLength() > 1)
+                sFullPath += ROOT;
+
+            if (const_cast<OStoreFile&>(pKey->getStoreFile()).remove(sFullPath, keyName))
+            {
+                return RegError::DELETE_VALUE_FAILED;
+            }
+            pKey->setModified();
+        }
+
+        _err = rStoreDir.next(iter);
+    }
+
+    return RegError::NO_ERROR;
+}
+
+RegError ORegistry::loadKey(RegKeyHandle hKey, const OUString& regFileName,
+                            bool bWarnings, bool bReport)
+{
+    ORegKey* pKey = static_cast< ORegKey* >(hKey);
+
+    ORegistry aReg;
+    RegError _ret = aReg.initRegistry(regFileName, RegAccessMode::READONLY);
+    if (_ret != RegError::NO_ERROR)
+        return _ret;
+    ORegKey* pRootKey = aReg.getRootKey();
+
+    REG_GUARD(m_mutex);
+
+    OStoreDirectory::iterator   iter;
+    OStoreDirectory             rStoreDir(pRootKey->getStoreDir());
+    storeError                  _err = rStoreDir.first(iter);
+
+    while (_err == store_E_None)
+    {
+        OUString const keyName(iter.m_pszName, iter.m_nLength);
+
+        if (iter.m_nAttrib & STORE_ATTRIB_ISDIR)
+        {
+            _ret = loadAndSaveKeys(pKey, pRootKey, keyName, 0, bWarnings, bReport);
+        }
+        else
+        {
+            _ret = loadAndSaveValue(pKey, pRootKey, keyName, 0, bWarnings, bReport);
+        }
+
+        if (_ret == RegError::MERGE_ERROR)
+            break;
+        if (_ret == RegError::MERGE_CONFLICT && bWarnings)
+            break;
+
+        _err = rStoreDir.next(iter);
+    }
+
+    rStoreDir = OStoreDirectory();
+    (void) aReg.releaseKey(pRootKey);
+    return _ret;
+}
+
+RegError ORegistry::loadAndSaveValue(ORegKey* pTargetKey,
+                                     ORegKey const * pSourceKey,
+                                     const OUString& valueName,
+                                     sal_uInt32 nCut,
+                                     bool bWarnings,
+                                     bool bReport)
+{
+    OStoreStream    rValue;
+    RegValueType    valueType;
+    sal_uInt32      valueSize;
+    sal_uInt32      nSize;
+    storeAccessMode sourceAccess = storeAccessMode::ReadWrite;
+    OUString        sTargetPath(pTargetKey->getName());
+    OUString        sSourcePath(pSourceKey->getName());
+
+    if (pSourceKey->isReadOnly())
+    {
+        sourceAccess = storeAccessMode::ReadOnly;
+    }
+
+    if (nCut)
+    {
+        sTargetPath = sSourcePath.copy(nCut);
+    } else
+    {
+        if (sTargetPath.getLength() > 1)
+        {
+            if (sSourcePath.getLength() > 1)
+                sTargetPath += sSourcePath;
+        } else
+            sTargetPath = sSourcePath;
+    }
+
+    if (sTargetPath.getLength() > 1) sTargetPath += ROOT;
+    if (sSourcePath.getLength() > 1) sSourcePath += ROOT;
+
+    if (rValue.create(pSourceKey->getStoreFile(), sSourcePath, valueName, sourceAccess))
+    {
+        return RegError::VALUE_NOT_EXISTS;
+    }
+
+    std::vector<sal_uInt8> aBuffer(VALUE_HEADERSIZE);
+
+    sal_uInt32  rwBytes;
+    if (rValue.readAt(0, aBuffer.data(), VALUE_HEADERSIZE, rwBytes))
+    {
+        return RegError::INVALID_VALUE;
+    }
+    if (rwBytes != VALUE_HEADERSIZE)
+    {
+        return RegError::INVALID_VALUE;
+    }
+
+    RegError _ret = RegError::NO_ERROR;
+    sal_uInt8   type = aBuffer[0];
+    valueType = static_cast<RegValueType>(type);
+    readUINT32(aBuffer.data() + VALUE_TYPEOFFSET, valueSize);
+
+    nSize = VALUE_HEADERSIZE + valueSize;
+    aBuffer.resize(nSize);
+
+    if (rValue.readAt(0, aBuffer.data(), nSize, rwBytes))
+    {
+        return RegError::INVALID_VALUE;
+    }
+    if (rwBytes != nSize)
+    {
+        return RegError::INVALID_VALUE;
+    }
+
+    OStoreFile  rTargetFile(pTargetKey->getStoreFile());
+
+    if (!rValue.create(rTargetFile, sTargetPath, valueName, storeAccessMode::ReadWrite))
+    {
+        if (valueType == RegValueType::BINARY)
+        {
+            _ret = checkBlop(
+                rValue, sTargetPath, valueSize, aBuffer.data() + VALUE_HEADEROFFSET,
+                bReport);
+            if (_ret != RegError::NO_ERROR)
+            {
+                if (_ret == RegError::MERGE_ERROR ||
+                    (_ret == RegError::MERGE_CONFLICT && bWarnings))
+                {
+                    return _ret;
+                }
+            } else
+            {
+                return _ret;
+            }
+        }
+    }
+
+    if (rValue.create(rTargetFile, sTargetPath, valueName, storeAccessMode::Create))
+    {
+        return RegError::INVALID_VALUE;
+    }
+    if (rValue.writeAt(0, aBuffer.data(), nSize, rwBytes))
+    {
+        return RegError::INVALID_VALUE;
+    }
+
+    if (rwBytes != nSize)
+    {
+        return RegError::INVALID_VALUE;
+    }
+    pTargetKey->setModified();
+
+    return _ret;
+}
+
+RegError ORegistry::checkBlop(OStoreStream& rValue,
+                              std::u16string_view sTargetPath,
+                              sal_uInt32 srcValueSize,
+                              sal_uInt8 const * pSrcBuffer,
+                              bool bReport)
+{
+    RegistryTypeReader reader(pSrcBuffer, srcValueSize);
+
+    if (reader.getTypeClass() == RT_TYPE_INVALID)
+    {
+        return RegError::INVALID_VALUE;
+    }
+
+    std::vector<sal_uInt8> aBuffer(VALUE_HEADERSIZE);
+    sal_uInt32      rwBytes;
+    OString         targetPath(OUStringToOString(sTargetPath, RTL_TEXTENCODING_UTF8));
+
+    if (!rValue.readAt(0, aBuffer.data(), VALUE_HEADERSIZE, rwBytes) &&
+        (rwBytes == VALUE_HEADERSIZE))
+    {
+        sal_uInt8 type = aBuffer[0];
+        RegValueType valueType = static_cast<RegValueType>(type);
+        sal_uInt32      valueSize;
+        readUINT32(aBuffer.data() + VALUE_TYPEOFFSET, valueSize);
+
+        if (valueType == RegValueType::BINARY)
+        {
+            aBuffer.resize(valueSize);
+            if (!rValue.readAt(VALUE_HEADEROFFSET, aBuffer.data(), valueSize, rwBytes) &&
+                (rwBytes == valueSize))
+            {
+                RegistryTypeReader reader2(aBuffer.data(), valueSize);
+
+                if ((reader.getTypeClass() != reader2.getTypeClass())
+                    || reader2.getTypeClass() == RT_TYPE_INVALID)
+                {
+                    if (bReport)
+                    {
+                        fprintf(stdout, "ERROR: values of blop from key \"%s\" has different types.\n",
+                                targetPath.getStr());
+                    }
+                    return RegError::MERGE_ERROR;
+                }
+
+                if (reader.getTypeClass() == RT_TYPE_MODULE)
+                {
+                    if (reader.getFieldCount() > 0 &&
+                        reader2.getFieldCount() > 0)
+                    {
+                        mergeModuleValue(rValue, reader, reader2);
+
+                        return RegError::NO_ERROR;
+                    } else
+                    if (reader2.getFieldCount() > 0)
+                    {
+                        return RegError::NO_ERROR;
+                    } else
+                    {
+                        return RegError::MERGE_CONFLICT;
+                    }
+                } else
+                {
+                    if (bReport)
+                    {
+                        fprintf(stderr, "WARNING: value of key \"%s\" already exists.\n",
+                                targetPath.getStr());
+                    }
+                    return RegError::MERGE_CONFLICT;
+                }
+            } else
+            {
+                if (bReport)
+                {
+                    fprintf(stderr, "ERROR: values of key \"%s\" contains bad data.\n",
+                            targetPath.getStr());
+                }
+                return RegError::MERGE_ERROR;
+            }
+        } else
+        {
+            if (bReport)
+            {
+                fprintf(stderr, "ERROR: values of key \"%s\" has different types.\n",
+                        targetPath.getStr());
+            }
+            return RegError::MERGE_ERROR;
+        }
+    } else
+    {
+        return RegError::INVALID_VALUE;
+    }
+}
+
+static sal_uInt32 checkTypeReaders(RegistryTypeReader const & reader1,
+                                   RegistryTypeReader const & reader2,
+                                   std::set< OUString >& nameSet)
+{
+    sal_uInt32 count=0;
+    for (sal_uInt32 i=0 ; i < reader1.getFieldCount(); i++)
+    {
+        nameSet.insert(reader1.getFieldName(i));
+        count++;
+    }
+    for (sal_uInt32 i=0 ; i < reader2.getFieldCount(); i++)
+    {
+        if (nameSet.insert(reader2.getFieldName(i)).second)
+            count++;
+    }
+    return count;
+}
+
+RegError ORegistry::mergeModuleValue(OStoreStream& rTargetValue,
+                                     RegistryTypeReader const & reader,
+                                     RegistryTypeReader const & reader2)
+{
+    std::set< OUString > nameSet;
+    sal_uInt32 count = checkTypeReaders(reader, reader2, nameSet);
+
+    if (count == reader.getFieldCount())
+        return RegError::NO_ERROR;
+
+    sal_uInt16 index = 0;
+
+    RegistryTypeWriter writer(reader.getTypeClass(),
+                              reader.getTypeName(),
+                              reader.getSuperTypeName(),
+                              static_cast<sal_uInt16>(count));
+
+    for (sal_uInt32 i=0 ; i < reader.getFieldCount(); i++)
+    {
+        writer.setFieldData(index,
+                           reader.getFieldName(i),
+                           reader.getFieldType(i),
+                           reader.getFieldDoku(i),
+                           reader.getFieldFileName(i),
+                           reader.getFieldAccess(i),
+                           reader.getFieldConstValue(i));
+        index++;
+    }
+    for (sal_uInt32 i=0 ; i < reader2.getFieldCount(); i++)
+    {
+        if (nameSet.find(reader2.getFieldName(i)) == nameSet.end())
+        {
+            writer.setFieldData(index,
+                               reader2.getFieldName(i),
+                               reader2.getFieldType(i),
+                               reader2.getFieldDoku(i),
+                               reader2.getFieldFileName(i),
+                               reader2.getFieldAccess(i),
+                               reader2.getFieldConstValue(i));
+            index++;
+        }
+    }
+
+    const sal_uInt8*    pBlop = writer.getBlop();
+    sal_uInt32          aBlopSize = writer.getBlopSize();
+
+    sal_uInt8   type = sal_uInt8(RegValueType::BINARY);
+    std::vector<sal_uInt8> aBuffer(VALUE_HEADERSIZE + aBlopSize);
+
+    memcpy(aBuffer.data(), &type, 1);
+    writeUINT32(aBuffer.data() + VALUE_TYPEOFFSET, aBlopSize);
+    memcpy(aBuffer.data() + VALUE_HEADEROFFSET, pBlop, aBlopSize);
+
+    sal_uInt32  rwBytes;
+    if (rTargetValue.writeAt(0, aBuffer.data(), VALUE_HEADERSIZE+aBlopSize, rwBytes))
+    {
+        return RegError::INVALID_VALUE;
+    }
+
+    if (rwBytes != VALUE_HEADERSIZE+aBlopSize)
+    {
+        return RegError::INVALID_VALUE;
+    }
+    return RegError::NO_ERROR;
+}
+
+RegError ORegistry::loadAndSaveKeys(ORegKey* pTargetKey,
+                                    ORegKey* pSourceKey,
+                                    const OUString& keyName,
+                                    sal_uInt32 nCut,
+                                    bool bWarnings,
+                                    bool bReport)
+{
+    RegError    _ret = RegError::NO_ERROR;
+    OUString    sRelPath(pSourceKey->getName().copy(nCut));
+    OUString    sFullPath;
+
+    if(pTargetKey->getName().getLength() > 1)
+        sFullPath += pTargetKey->getName();
+    sFullPath += sRelPath;
+    if (sRelPath.getLength() > 1 || sFullPath.isEmpty())
+        sFullPath += ROOT;
+
+    OUString sFullKeyName = sFullPath + keyName;
+
+    OStoreDirectory rStoreDir;
+    if (rStoreDir.create(pTargetKey->getStoreFile(), sFullPath, keyName, storeAccessMode::Create))
+    {
+        return RegError::CREATE_KEY_FAILED;
+    }
+
+    if (m_openKeyTable.count(sFullKeyName) > 0)
+    {
+        m_openKeyTable[sFullKeyName]->setDeleted(false);
+    }
+
+    ORegKey* pTmpKey = nullptr;
+    _ret = pSourceKey->openKey(keyName, reinterpret_cast<RegKeyHandle*>(&pTmpKey));
+    if (_ret != RegError::NO_ERROR)
+        return _ret;
+
+    OStoreDirectory::iterator   iter;
+    OStoreDirectory             rTmpStoreDir(pTmpKey->getStoreDir());
+    storeError                  _err = rTmpStoreDir.first(iter);
+
+    while (_err == store_E_None)
+    {
+        OUString const sName(iter.m_pszName, iter.m_nLength);
+
+        if (iter.m_nAttrib & STORE_ATTRIB_ISDIR)
+        {
+            _ret = loadAndSaveKeys(pTargetKey, pTmpKey,
+                                   sName, nCut, bWarnings, bReport);
+        } else
+        {
+            _ret = loadAndSaveValue(pTargetKey, pTmpKey,
+                                    sName, nCut, bWarnings, bReport);
+        }
+
+        if (_ret == RegError::MERGE_ERROR)
+            break;
+        if (_ret == RegError::MERGE_CONFLICT && bWarnings)
+            break;
+
+        _err = rTmpStoreDir.next(iter);
+    }
+
+    pSourceKey->releaseKey(pTmpKey);
+    return _ret;
+}
+
+ORegKey* ORegistry::getRootKey()
+{
+    m_openKeyTable[ROOT]->acquire();
+    return m_openKeyTable[ROOT];
+}
+
+RegError ORegistry::dumpRegistry(RegKeyHandle hKey) const
+{
+    ORegKey                     *pKey = static_cast<ORegKey*>(hKey);
+    OUString                    sName;
+    RegError                    _ret = RegError::NO_ERROR;
+    OStoreDirectory::iterator   iter;
+    OStoreDirectory             rStoreDir(pKey->getStoreDir());
+    storeError                  _err = rStoreDir.first(iter);
+
+    OString regName(OUStringToOString(getName(), osl_getThreadTextEncoding()));
+    OString keyName(OUStringToOString(pKey->getName(), RTL_TEXTENCODING_UTF8));
+    fprintf(stdout, "Registry \"%s\":\n\n%s\n", regName.getStr(), keyName.getStr());
+
+    while (_err == store_E_None)
+    {
+        sName = OUString(iter.m_pszName, iter.m_nLength);
+
+        if (iter.m_nAttrib & STORE_ATTRIB_ISDIR)
+        {
+            _ret = dumpKey(pKey->getName(), sName, 1);
+        } else
+        {
+            _ret = dumpValue(pKey->getName(), sName, 1);
+        }
+
+        if (_ret != RegError::NO_ERROR)
+        {
+            return _ret;
+        }
+
+        _err = rStoreDir.next(iter);
+    }
+
+    return RegError::NO_ERROR;
+}
+
+RegError ORegistry::dumpValue(const OUString& sPath, const OUString& sName, sal_Int16 nSpc) const
+{
+    OStoreStream    rValue;
+    sal_uInt32      valueSize;
+    RegValueType    valueType;
+    OUString        sFullPath(sPath);
+    OString         sIndent;
+    storeAccessMode accessMode = storeAccessMode::ReadWrite;
+
+    if (isReadOnly())
+    {
+        accessMode = storeAccessMode::ReadOnly;
+    }
+
+    for (int i= 0; i < nSpc; i++) sIndent += " ";
+
+    if (sFullPath.getLength() > 1)
+    {
+        sFullPath += ROOT;
+    }
+    if (rValue.create(m_file, sFullPath, sName, accessMode))
+    {
+        return RegError::VALUE_NOT_EXISTS;
+    }
+
+    std::vector<sal_uInt8> aBuffer(VALUE_HEADERSIZE);
+
+    sal_uInt32  rwBytes;
+    if (rValue.readAt(0, aBuffer.data(), VALUE_HEADERSIZE, rwBytes))
+    {
+        return RegError::INVALID_VALUE;
+    }
+    if (rwBytes != (VALUE_HEADERSIZE))
+    {
+        return RegError::INVALID_VALUE;
+    }
+
+    sal_uInt8 type = aBuffer[0];
+    valueType = static_cast<RegValueType>(type);
+    readUINT32(aBuffer.data() + VALUE_TYPEOFFSET, valueSize);
+
+    aBuffer.resize(valueSize);
+    if (rValue.readAt(VALUE_HEADEROFFSET, aBuffer.data(), valueSize, rwBytes))
+    {
+        return RegError::INVALID_VALUE;
+    }
+    if (rwBytes != valueSize)
+    {
+        return RegError::INVALID_VALUE;
+    }
+
+    const char* indent = sIndent.getStr();
+    switch (valueType)
+    {
+        case RegValueType::NOT_DEFINED:
+            fprintf(stdout, "%sValue: Type = VALUETYPE_NOT_DEFINED\n", indent);
+            break;
+        case RegValueType::LONG:
+            {
+                fprintf(stdout, "%sValue: Type = RegValueType::LONG\n", indent);
+                fprintf(
+                    stdout, "%s       Size = %lu\n", indent,
+                    sal::static_int_cast< unsigned long >(valueSize));
+                fprintf(stdout, "%s       Data = ", indent);
+
+                sal_Int32 value;
+                readINT32(aBuffer.data(), value);
+                fprintf(stdout, "%ld\n", sal::static_int_cast< long >(value));
+            }
+            break;
+        case RegValueType::STRING:
+            {
+                char* value = static_cast<char*>(std::malloc(valueSize));
+                readUtf8(aBuffer.data(), value, valueSize);
+                fprintf(stdout, "%sValue: Type = RegValueType::STRING\n", indent);
+                fprintf(
+                    stdout, "%s       Size = %lu\n", indent,
+                    sal::static_int_cast< unsigned long >(valueSize));
+                fprintf(stdout, "%s       Data = \"%s\"\n", indent, value);
+                std::free(value);
+            }
+            break;
+        case RegValueType::UNICODE:
+            {
+                sal_uInt32 size = (valueSize / 2) * sizeof(sal_Unicode);
+                fprintf(stdout, "%sValue: Type = RegValueType::UNICODE\n", indent);
+                fprintf(
+                    stdout, "%s       Size = %lu\n", indent,
+                    sal::static_int_cast< unsigned long >(valueSize));
+                fprintf(stdout, "%s       Data = ", indent);
+
+                std::unique_ptr<sal_Unicode[]> value(new sal_Unicode[size]);
+                readString(aBuffer.data(), value.get(), size);
+
+                OString uStr(value.get(), rtl_ustr_getLength(value.get()), RTL_TEXTENCODING_UTF8);
+                fprintf(stdout, "L\"%s\"\n", uStr.getStr());
+            }
+            break;
+        case RegValueType::BINARY:
+            {
+                fprintf(stdout, "%sValue: Type = RegValueType::BINARY\n", indent);
+                fprintf(
+                    stdout, "%s       Size = %lu\n", indent,
+                    sal::static_int_cast< unsigned long >(valueSize));
+                fprintf(stdout, "%s       Data = ", indent);
+                dumpType(
+                    typereg::Reader(aBuffer.data(), valueSize),
+                    sIndent + "              ");
+            }
+            break;
+        case RegValueType::LONGLIST:
+            {
+                sal_uInt32 offset = 4; // initial 4 bytes for the size of the array
+                sal_uInt32 len = 0;
+
+                readUINT32(aBuffer.data(), len);
+
+                fprintf(stdout, "%sValue: Type = RegValueType::LONGLIST\n", indent);
+                fprintf(
+                    stdout, "%s       Size = %lu\n", indent,
+                    sal::static_int_cast< unsigned long >(valueSize));
+                fprintf(
+                    stdout, "%s       Len  = %lu\n", indent,
+                    sal::static_int_cast< unsigned long >(len));
+                fprintf(stdout, "%s       Data = ", indent);
+
+                sal_Int32 longValue;
+                for (sal_uInt32 i=0; i < len; i++)
+                {
+                    readINT32(aBuffer.data() + offset, longValue);
+
+                    if (offset > 4)
+                        fprintf(stdout, "%s              ", indent);
+
+                    fprintf(
+                        stdout, "%lu = %ld\n",
+                        sal::static_int_cast< unsigned long >(i),
+                        sal::static_int_cast< long >(longValue));
+                    offset += 4; // 4 Bytes for sal_Int32
+                }
+            }
+            break;
+        case RegValueType::STRINGLIST:
+            {
+                sal_uInt32 offset = 4; // initial 4 bytes for the size of the array
+                sal_uInt32 sLen = 0;
+                sal_uInt32 len = 0;
+
+                readUINT32(aBuffer.data(), len);
+
+                fprintf(stdout, "%sValue: Type = RegValueType::STRINGLIST\n", indent);
+                fprintf(
+                    stdout, "%s       Size = %lu\n", indent,
+                    sal::static_int_cast< unsigned long >(valueSize));
+                fprintf(
+                    stdout, "%s       Len  = %lu\n", indent,
+                    sal::static_int_cast< unsigned long >(len));
+                fprintf(stdout, "%s       Data = ", indent);
+
+                for (sal_uInt32 i=0; i < len; i++)
+                {
+                    readUINT32(aBuffer.data() + offset, sLen);
+
+                    offset += 4; // 4 bytes (sal_uInt32) for the string size
+
+                    char *pValue = static_cast<char*>(std::malloc(sLen));
+                    readUtf8(aBuffer.data() + offset, pValue, sLen);
+
+                    if (offset > 8)
+                        fprintf(stdout, "%s              ", indent);
+
+                    fprintf(
+                        stdout, "%lu = \"%s\"\n",
+                        sal::static_int_cast< unsigned long >(i), pValue);
+                    std::free(pValue);
+                    offset += sLen;
+                }
+            }
+            break;
+        case RegValueType::UNICODELIST:
+            {
+                sal_uInt32 offset = 4; // initial 4 bytes for the size of the array
+                sal_uInt32 sLen = 0;
+                sal_uInt32 len = 0;
+
+                readUINT32(aBuffer.data(), len);
+
+                fprintf(stdout, "%sValue: Type = RegValueType::UNICODELIST\n", indent);
+                fprintf(
+                    stdout, "%s       Size = %lu\n", indent,
+                    sal::static_int_cast< unsigned long >(valueSize));
+                fprintf(
+                    stdout, "%s       Len  = %lu\n", indent,
+                    sal::static_int_cast< unsigned long >(len));
+                fprintf(stdout, "%s       Data = ", indent);
+
+                OString uStr;
+                for (sal_uInt32 i=0; i < len; i++)
+                {
+                    readUINT32(aBuffer.data() + offset, sLen);
+
+                    offset += 4; // 4 bytes (sal_uInt32) for the string size
+
+                    sal_Unicode *pValue = static_cast<sal_Unicode*>(std::malloc((sLen / 2) * sizeof(sal_Unicode)));
+                    readString(aBuffer.data() + offset, pValue, sLen);
+
+                    if (offset > 8)
+                        fprintf(stdout, "%s              ", indent);
+
+                    uStr = OString(pValue, rtl_ustr_getLength(pValue), RTL_TEXTENCODING_UTF8);
+                    fprintf(
+                        stdout, "%lu = L\"%s\"\n",
+                        sal::static_int_cast< unsigned long >(i),
+                        uStr.getStr());
+
+                    offset += sLen;
+
+                    std::free(pValue);
+                }
+            }
+            break;
+    }
+
+    fprintf(stdout, "\n");
+
+    return RegError::NO_ERROR;
+}
+
+RegError ORegistry::dumpKey(const OUString& sPath, const OUString& sName, sal_Int16 nSpace) const
+{
+    OStoreDirectory     rStoreDir;
+    OUString            sFullPath(sPath);
+    OString             sIndent;
+    storeAccessMode     accessMode = storeAccessMode::ReadWrite;
+    RegError            _ret = RegError::NO_ERROR;
+
+    if (isReadOnly())
+    {
+        accessMode = storeAccessMode::ReadOnly;
+    }
+
+    for (int i= 0; i < nSpace; i++) sIndent += " ";
+
+    if (sFullPath.getLength() > 1)
+        sFullPath += ROOT;
+
+    storeError _err = rStoreDir.create(m_file, sFullPath, sName, accessMode);
+
+    if (_err == store_E_NotExists)
+        return RegError::KEY_NOT_EXISTS;
+    else if (_err == store_E_WrongFormat)
+        return RegError::INVALID_KEY;
+
+    fprintf(stdout, "%s/ %s\n", sIndent.getStr(), OUStringToOString(sName, RTL_TEXTENCODING_UTF8).getStr());
+
+    OUString sSubPath(sFullPath);
+    OUString sSubName;
+    sSubPath += sName;
+
+    OStoreDirectory::iterator   iter;
+
+    _err = rStoreDir.first(iter);
+
+    while (_err == store_E_None)
+    {
+        sSubName = OUString(iter.m_pszName, iter.m_nLength);
+
+        if (iter.m_nAttrib & STORE_ATTRIB_ISDIR)
+        {
+            _ret = dumpKey(sSubPath, sSubName, nSpace+2);
+        } else
+        {
+            _ret = dumpValue(sSubPath, sSubName, nSpace+2);
+        }
+
+        if (_ret != RegError::NO_ERROR)
+        {
+            return _ret;
+        }
+
+        _err = rStoreDir.next(iter);
+    }
+
+    return RegError::NO_ERROR;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */