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

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

4 files changed, 594 insertions, 0 deletions

diff --git a/io/source/connector/connector.cxx b/io/source/connector/connector.cxx
new file mode 100644
index 000000000..15720b242
--- /dev/null
+++ b/io/source/connector/connector.cxx
@@ -0,0 +1,178 @@
+/* -*- 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 <osl/security.hxx>
+#include <sal/log.hxx>
+
+#include <cppuhelper/implbase.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <cppuhelper/unourl.hxx>
+#include <rtl/malformeduriexception.hxx>
+#include <rtl/ref.hxx>
+#include <o3tl/string_view.hxx>
+
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/connection/ConnectionSetupException.hpp>
+#include <com/sun/star/connection/NoConnectException.hpp>
+#include <com/sun/star/connection/XConnector.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+
+#include "connector.hxx"
+
+using namespace ::osl;
+using namespace ::cppu;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::connection;
+
+namespace {
+
+    class OConnector : public WeakImplHelper< XConnector, XServiceInfo >
+    {
+        Reference< XMultiComponentFactory > _xSMgr;
+        Reference< XComponentContext > _xCtx;
+    public:
+        explicit OConnector(const Reference< XComponentContext > &xCtx);
+
+        // Methods
+        virtual Reference< XConnection > SAL_CALL connect(
+            const OUString& sConnectionDescription ) override;
+
+    public: // XServiceInfo
+                virtual OUString              SAL_CALL getImplementationName() override;
+                virtual Sequence< OUString >  SAL_CALL getSupportedServiceNames() override;
+                virtual sal_Bool              SAL_CALL supportsService(const OUString& ServiceName) override;
+    };
+
+}
+
+OConnector::OConnector(const Reference< XComponentContext > &xCtx)
+    : _xSMgr( xCtx->getServiceManager() )
+    , _xCtx( xCtx )
+{}
+
+Reference< XConnection > SAL_CALL OConnector::connect( const OUString& sConnectionDescription )
+{
+    // split string into tokens
+    try
+    {
+        cppu::UnoUrlDescriptor aDesc(sConnectionDescription);
+
+        Reference< XConnection > r;
+        if ( aDesc.getName() == "pipe" )
+        {
+            OUString aName(aDesc.getParameter("name"));
+
+            rtl::Reference<stoc_connector::PipeConnection> pConn(new stoc_connector::PipeConnection( sConnectionDescription ));
+
+            if( pConn->m_pipe.create( aName.pData, osl_Pipe_OPEN, osl::Security() ) )
+            {
+                r = pConn;
+            }
+            else
+            {
+                OUString const sMessage(
+                    "Connector : couldn't connect to pipe \"" + aName + "\": "
+                    + OUString::number(pConn->m_pipe.getError()));
+                SAL_WARN("io.connector", sMessage);
+                throw NoConnectException( sMessage );
+            }
+        }
+        else if ( aDesc.getName() == "socket" )
+        {
+            OUString aHost;
+            if (aDesc.hasParameter("host"))
+                aHost = aDesc.getParameter("host");
+            else
+                aHost = "localhost";
+            sal_uInt16 nPort = static_cast< sal_uInt16 >(
+                aDesc.getParameter("port").
+                toInt32());
+            bool bTcpNoDelay
+                = aDesc.getParameter("tcpnodelay").toInt32() != 0;
+
+            rtl::Reference<stoc_connector::SocketConnection> pConn(new stoc_connector::SocketConnection( sConnectionDescription));
+
+            SocketAddr AddrTarget( aHost.pData, nPort );
+            if(pConn->m_socket.connect(AddrTarget) != osl_Socket_Ok)
+            {
+                OUString sMessage("Connector : couldn't connect to socket (");
+                OUString sError = pConn->m_socket.getErrorAsString();
+                sMessage += sError + ")";
+                throw NoConnectException( sMessage );
+            }
+            // we enable tcpNoDelay for loopback connections because
+            // it can make a significant speed difference on linux boxes.
+            if( bTcpNoDelay || aHost == "localhost" || aHost.startsWith("127.0.0.") )
+            {
+                sal_Int32 nTcpNoDelay = sal_Int32(true);
+                pConn->m_socket.setOption( osl_Socket_OptionTcpNoDelay , &nTcpNoDelay,
+                                           sizeof( nTcpNoDelay ) , osl_Socket_LevelTcp );
+            }
+            pConn->completeConnectionString();
+            r = pConn;
+        }
+        else
+        {
+            OUString delegatee= "com.sun.star.connection.Connector." + aDesc.getName();
+
+            Reference<XConnector> xConnector(
+                _xSMgr->createInstanceWithContext(delegatee, _xCtx), UNO_QUERY );
+
+            if(!xConnector.is())
+                throw ConnectionSetupException("Connector: unknown delegatee " + delegatee);
+
+            sal_Int32 index = sConnectionDescription.indexOf(',');
+
+            r = xConnector->connect(OUString(o3tl::trim(sConnectionDescription.subView(index + 1))));
+        }
+        return r;
+    }
+    catch (const rtl::MalformedUriException & rEx)
+    {
+        throw ConnectionSetupException(rEx.getMessage());
+    }
+}
+
+OUString OConnector::getImplementationName()
+{
+    return "com.sun.star.comp.io.Connector";
+}
+
+sal_Bool OConnector::supportsService(const OUString& ServiceName)
+{
+    return cppu::supportsService(this, ServiceName);
+}
+
+Sequence< OUString > OConnector::getSupportedServiceNames()
+{
+    return { "com.sun.star.connection.Connector" };
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
+io_OConnector_get_implementation(
+    css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const&)
+{
+    return cppu::acquire(new OConnector(context));
+}
+
+
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/io/source/connector/connector.hxx b/io/source/connector/connector.hxx
new file mode 100644
index 000000000..691fc7a88
--- /dev/null
+++ b/io/source/connector/connector.hxx
@@ -0,0 +1,94 @@
+/* -*- 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 .
+ */
+
+#pragma once
+
+#include <cppuhelper/implbase.hxx>
+
+#include <com/sun/star/connection/XConnection.hpp>
+#include <com/sun/star/connection/XConnectionBroadcaster.hpp>
+
+#include <unordered_set>
+#include <osl/socket.hxx>
+#include <osl/pipe.hxx>
+#include <mutex>
+
+namespace stoc_connector
+{
+    typedef std::unordered_set< css::uno::Reference< css::io::XStreamListener> >
+            XStreamListener_hash_set;
+
+    class PipeConnection :
+        public ::cppu::WeakImplHelper< css::connection::XConnection >
+
+    {
+    public:
+        explicit PipeConnection( const OUString &sConnectionDescription );
+        virtual ~PipeConnection() override;
+
+        virtual sal_Int32 SAL_CALL read( css::uno::Sequence< sal_Int8 >& aReadBytes,
+                                         sal_Int32 nBytesToRead ) override;
+        virtual void SAL_CALL write( const css::uno::Sequence< sal_Int8 >& aData ) override;
+        virtual void SAL_CALL flush(  ) override;
+        virtual void SAL_CALL close(  ) override;
+        virtual OUString SAL_CALL getDescription(  ) override;
+    public:
+        ::osl::StreamPipe m_pipe;
+        oslInterlockedCount m_nStatus;
+        OUString m_sDescription;
+    };
+
+    class SocketConnection :
+        public ::cppu::WeakImplHelper< css::connection::XConnection, css::connection::XConnectionBroadcaster >
+
+    {
+    public:
+        explicit SocketConnection( const OUString & sConnectionDescription  );
+        virtual ~SocketConnection() override;
+
+        virtual sal_Int32 SAL_CALL read( css::uno::Sequence< sal_Int8 >& aReadBytes,
+                                         sal_Int32 nBytesToRead ) override;
+        virtual void SAL_CALL write( const css::uno::Sequence< sal_Int8 >& aData ) override;
+        virtual void SAL_CALL flush(  ) override;
+        virtual void SAL_CALL close(  ) override;
+        virtual OUString SAL_CALL getDescription(  ) override;
+
+
+        // XConnectionBroadcaster
+        virtual void SAL_CALL addStreamListener(const css::uno::Reference< css::io::XStreamListener>& aListener) override;
+        virtual void SAL_CALL removeStreamListener(const css::uno::Reference< css::io::XStreamListener>& aListener) override;
+
+    public:
+        void completeConnectionString();
+
+        ::osl::ConnectorSocket m_socket;
+        oslInterlockedCount m_nStatus;
+        OUString m_sDescription;
+
+        std::mutex _mutex;
+        bool     _started;
+        bool     _closed;
+        bool     _error;
+
+        XStreamListener_hash_set _listeners;
+    };
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/io/source/connector/ctr_pipe.cxx b/io/source/connector/ctr_pipe.cxx
new file mode 100644
index 000000000..5ee0b70bc
--- /dev/null
+++ b/io/source/connector/ctr_pipe.cxx
@@ -0,0 +1,97 @@
+/* -*- 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 <sal/config.h>
+
+#include <com/sun/star/io/IOException.hpp>
+
+#include "connector.hxx"
+#include <osl/pipe.hxx>
+
+using namespace ::osl;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::io;
+using namespace ::com::sun::star::connection;
+
+
+namespace stoc_connector {
+
+    PipeConnection::PipeConnection( const OUString & sConnectionDescription ) :
+        m_nStatus( 0 ),
+        m_sDescription( sConnectionDescription )
+    {
+        // make it unique
+        m_sDescription += ",uniqueValue=";
+        m_sDescription += OUString::number(
+            sal::static_int_cast< sal_Int64 >(
+                reinterpret_cast< sal_IntPtr >(&m_pipe)) );
+    }
+
+    PipeConnection::~PipeConnection()
+    {
+    }
+
+    sal_Int32 PipeConnection::read( Sequence < sal_Int8 > & aReadBytes , sal_Int32 nBytesToRead )
+    {
+        if( m_nStatus )
+        {
+            throw IOException("pipe already closed");
+        }
+        if( aReadBytes.getLength() != nBytesToRead )
+        {
+            aReadBytes.realloc( nBytesToRead );
+        }
+        return m_pipe.read( aReadBytes.getArray()  , aReadBytes.getLength() );
+
+    }
+
+    void PipeConnection::write( const Sequence < sal_Int8 > &seq )
+    {
+        if( m_nStatus )
+        {
+            throw IOException("pipe already closed");
+        }
+        if( m_pipe.write( seq.getConstArray() , seq.getLength() ) != seq.getLength() )
+        {
+            throw IOException("short write");
+        }
+    }
+
+    void PipeConnection::flush( )
+    {
+
+    }
+
+    void PipeConnection::close()
+    {
+        // ensure that close is called only once
+        if(1 == osl_atomic_increment( (&m_nStatus) ) )
+        {
+            m_pipe.close();
+        }
+    }
+
+    OUString PipeConnection::getDescription()
+    {
+        return m_sDescription;
+    }
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/io/source/connector/ctr_socket.cxx b/io/source/connector/ctr_socket.cxx
new file mode 100644
index 000000000..dcdeef07f
--- /dev/null
+++ b/io/source/connector/ctr_socket.cxx
@@ -0,0 +1,225 @@
+/* -*- 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 "connector.hxx"
+#include <com/sun/star/io/IOException.hpp>
+
+using namespace ::osl;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::io;
+using namespace ::com::sun::star::connection;
+
+
+namespace stoc_connector {
+    template<class T>
+    static void notifyListeners(SocketConnection * pCon, bool * notified, T t)
+    {
+        XStreamListener_hash_set listeners;
+
+        {
+            std::unique_lock guard(pCon->_mutex);
+            if(!*notified)
+            {
+                *notified = true;
+                listeners = pCon->_listeners;
+            }
+        }
+
+        for(auto& listener : listeners)
+            t(listener);
+    }
+
+
+    static void callStarted(const Reference<XStreamListener>& xStreamListener)
+    {
+        xStreamListener->started();
+    }
+
+    namespace {
+
+    struct callError {
+        const Any & any;
+
+        explicit callError(const Any & any);
+
+        void operator () (const Reference<XStreamListener>& xStreamListener);
+    };
+
+    }
+
+    callError::callError(const Any & aAny)
+        : any(aAny)
+    {
+    }
+
+    void callError::operator () (const Reference<XStreamListener>& xStreamListener)
+    {
+        xStreamListener->error(any);
+    }
+
+    static void callClosed(const Reference<XStreamListener>& xStreamListener)
+    {
+        xStreamListener->closed();
+    }
+
+
+    SocketConnection::SocketConnection( const OUString &sConnectionDescription ) :
+        m_nStatus( 0 ),
+        m_sDescription( sConnectionDescription ),
+        _started(false),
+        _closed(false),
+        _error(false)
+    {
+        // make it unique
+        m_sDescription += ",uniqueValue=";
+        m_sDescription += OUString::number(
+            sal::static_int_cast< sal_Int64 >(
+                reinterpret_cast< sal_IntPtr >(&m_socket)) );
+    }
+
+    SocketConnection::~SocketConnection()
+    {
+    }
+
+    void SocketConnection::completeConnectionString()
+    {
+        sal_Int32 nPort;
+
+        nPort = m_socket.getPeerPort();
+
+        m_sDescription +=
+            ",peerPort=" + OUString::number( nPort ) +
+            ",peerHost=" + m_socket.getPeerHost() +
+            ",localPort=" + OUString::number( nPort ) +
+            ",localHost=" + m_socket.getLocalHost( );
+    }
+
+    sal_Int32 SocketConnection::read( Sequence < sal_Int8 > & aReadBytes , sal_Int32 nBytesToRead )
+    {
+        if( ! m_nStatus )
+        {
+            notifyListeners(this, &_started, callStarted);
+
+            if( aReadBytes.getLength() != nBytesToRead )
+            {
+                aReadBytes.realloc( nBytesToRead );
+            }
+            sal_Int32 i = m_socket.read( aReadBytes.getArray()  , aReadBytes.getLength() );
+
+            if(i != nBytesToRead && m_socket.getError() != osl_Socket_E_None)
+            {
+                OUString message = "ctr_socket.cxx:SocketConnection::read: error - " +
+                    m_socket.getErrorAsString();
+
+                IOException ioException(message, static_cast<XConnection *>(this));
+
+                Any any;
+                any <<= ioException;
+
+                notifyListeners(this, &_error, callError(any));
+
+                throw ioException;
+            }
+
+            return i;
+        }
+        else
+        {
+            IOException ioException("ctr_socket.cxx:SocketConnection::read: error - connection already closed", static_cast<XConnection *>(this));
+
+            Any any;
+            any <<= ioException;
+
+            notifyListeners(this, &_error, callError(any));
+
+            throw ioException;
+        }
+    }
+
+    void SocketConnection::write( const Sequence < sal_Int8 > &seq )
+    {
+        if( ! m_nStatus )
+        {
+            if( m_socket.write( seq.getConstArray() , seq.getLength() ) != seq.getLength() )
+            {
+                OUString message = "ctr_socket.cxx:SocketConnection::write: error - " +
+                    m_socket.getErrorAsString();
+
+                IOException ioException(message, static_cast<XConnection *>(this));
+
+                Any any;
+                any <<= ioException;
+
+                notifyListeners(this, &_error, callError(any));
+
+                throw ioException;
+            }
+        }
+        else
+        {
+            IOException ioException("ctr_socket.cxx:SocketConnection::write: error - connection already closed", static_cast<XConnection *>(this));
+
+            Any any;
+            any <<= ioException;
+
+            notifyListeners(this, &_error, callError(any));
+
+            throw ioException;
+        }
+    }
+
+    void SocketConnection::flush( )
+    {
+
+    }
+
+    void SocketConnection::close()
+    {
+            // ensure that close is called only once
+        if( 1 == osl_atomic_increment( (&m_nStatus) ) )
+        {
+            m_socket.shutdown();
+            notifyListeners(this, &_closed, callClosed);
+        }
+    }
+
+    OUString SocketConnection::getDescription()
+    {
+        return m_sDescription;
+    }
+
+
+    // XConnectionBroadcaster
+    void SAL_CALL SocketConnection::addStreamListener(const Reference<XStreamListener> & aListener)
+    {
+        std::unique_lock guard(_mutex);
+
+        _listeners.insert(aListener);
+    }
+
+    void SAL_CALL SocketConnection::removeStreamListener(const Reference<XStreamListener> & aListener)
+    {
+        std::unique_lock guard(_mutex);
+
+        _listeners.erase(aListener);
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */