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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /binaryurp/source/bridge.hxx
parentInitial commit. (diff)
downloadlibreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.tar.xz
libreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'binaryurp/source/bridge.hxx')
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1 files changed, 283 insertions, 0 deletions
diff --git a/binaryurp/source/bridge.hxx b/binaryurp/source/bridge.hxx
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+/* -*- 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_BINARYURP_SOURCE_BRIDGE_HXX
+#define INCLUDED_BINARYURP_SOURCE_BRIDGE_HXX
+
+#include <sal/config.h>
+
+#include <cstddef>
+#include <map>
+#include <vector>
+
+#include <com/sun/star/bridge/XBridge.hpp>
+#include <com/sun/star/lang/XComponent.hpp>
+#include <com/sun/star/uno/Reference.hxx>
+#include <cppuhelper/implbase.hxx>
+#include <osl/conditn.hxx>
+#include <osl/mutex.hxx>
+#include <rtl/ref.hxx>
+#include <rtl/ustring.hxx>
+#include <sal/types.h>
+#include <uno/environment.hxx>
+#include <uno/mapping.hxx>
+#include <uno/threadpool.h>
+
+#include "outgoingrequest.hxx"
+#include "outgoingrequests.hxx"
+#include "writer.hxx"
+
+namespace binaryurp {
+ class BinaryAny;
+ class BridgeFactory;
+ class Proxy;
+ class Reader;
+}
+namespace com::sun::star {
+ namespace bridge { class XInstanceProvider; }
+ namespace connection { class XConnection; }
+ namespace lang { class XEventListener; }
+ namespace uno {
+ class Any;
+ class TypeDescription;
+ class UnoInterfaceReference;
+ class XInterface;
+ }
+}
+namespace rtl { class ByteSequence; }
+
+namespace binaryurp {
+
+class Bridge:
+ public cppu::WeakImplHelper<
+ com::sun::star::bridge::XBridge, com::sun::star::lang::XComponent >
+{
+public:
+ Bridge(
+ rtl::Reference< BridgeFactory > const & factory,
+ OUString const & name,
+ com::sun::star::uno::Reference<
+ com::sun::star::connection::XConnection > const & connection,
+ com::sun::star::uno::Reference<
+ com::sun::star::bridge::XInstanceProvider > const & provider);
+
+ void start();
+
+ // Internally waits for all incoming and outgoing remote calls to terminate,
+ // so must not be called from within such a call; when final is true, also
+ // joins all remaining threads (reader, writer, and worker threads from the
+ // thread pool), so must not be called with final set to true from such a
+ // thread:
+ void terminate(bool final);
+
+ const com::sun::star::uno::Reference< com::sun::star::connection::XConnection >&
+ getConnection() const { return connection_;}
+
+ const com::sun::star::uno::Reference< com::sun::star::bridge::XInstanceProvider >&
+ getProvider() const { return provider_;}
+
+ com::sun::star::uno::Mapping & getCppToBinaryMapping() { return cppToBinaryMapping_;}
+
+ BinaryAny mapCppToBinaryAny(com::sun::star::uno::Any const & cppAny);
+
+ uno_ThreadPool getThreadPool();
+
+ rtl::Reference< Writer > getWriter();
+
+ com::sun::star::uno::UnoInterfaceReference registerIncomingInterface(
+ OUString const & oid,
+ com::sun::star::uno::TypeDescription const & type);
+
+ OUString registerOutgoingInterface(
+ com::sun::star::uno::UnoInterfaceReference const & object,
+ com::sun::star::uno::TypeDescription const & type);
+
+ com::sun::star::uno::UnoInterfaceReference findStub(
+ OUString const & oid,
+ com::sun::star::uno::TypeDescription const & type);
+
+ void releaseStub(
+ OUString const & oid,
+ com::sun::star::uno::TypeDescription const & type);
+
+ void resurrectProxy(Proxy & proxy);
+
+ void revokeProxy(Proxy & proxy);
+
+ void freeProxy(Proxy & proxy);
+
+ void incrementCalls(bool normalCall) throw ();
+
+ void decrementCalls();
+
+ void incrementActiveCalls() throw ();
+
+ void decrementActiveCalls() throw ();
+
+ bool makeCall(
+ OUString const & oid,
+ com::sun::star::uno::TypeDescription const & member, bool setter,
+ std::vector< BinaryAny > const & inArguments, BinaryAny * returnValue,
+ std::vector< BinaryAny > * outArguments);
+
+ // Only called from reader_ thread:
+ void sendRequestChangeRequest();
+
+ // Only called from reader_ thread:
+ void handleRequestChangeReply(
+ bool exception, BinaryAny const & returnValue);
+
+ // Only called from reader_ thread:
+ void handleCommitChangeReply(bool exception, BinaryAny const & returnValue);
+
+ // Only called from reader_ thread:
+ void handleRequestChangeRequest(
+ rtl::ByteSequence const & tid,
+ std::vector< BinaryAny > const & inArguments);
+
+ // Only called from reader_ thread:
+ void handleCommitChangeRequest(
+ rtl::ByteSequence const & tid,
+ std::vector< BinaryAny > const & inArguments);
+
+ OutgoingRequest lastOutgoingRequest(rtl::ByteSequence const & tid);
+
+ bool isProtocolPropertiesRequest(
+ OUString const & oid,
+ com::sun::star::uno::TypeDescription const & type) const;
+
+ void setCurrentContextMode();
+
+ bool isCurrentContextMode();
+
+private:
+ Bridge(const Bridge&) = delete;
+ Bridge& operator=(const Bridge&) = delete;
+
+ virtual ~Bridge() override;
+
+ virtual com::sun::star::uno::Reference< com::sun::star::uno::XInterface >
+ SAL_CALL getInstance(OUString const & sInstanceName) override;
+
+ virtual OUString SAL_CALL getName() override;
+
+ virtual OUString SAL_CALL getDescription() override;
+
+ virtual void SAL_CALL dispose() override;
+
+ virtual void SAL_CALL addEventListener(
+ com::sun::star::uno::Reference< com::sun::star::lang::XEventListener >
+ const & xListener) override;
+
+ virtual void SAL_CALL removeEventListener(
+ com::sun::star::uno::Reference< com::sun::star::lang::XEventListener >
+ const & aListener) override;
+
+ // Only called from reader_ thread:
+ void sendCommitChangeRequest();
+
+ // Only called from reader_ thread:
+ void sendProtPropRequest(
+ OutgoingRequest::Kind kind,
+ std::vector< BinaryAny > const & inArguments);
+
+ void makeReleaseCall(
+ OUString const & oid,
+ com::sun::star::uno::TypeDescription const & type);
+
+ void sendRequest(
+ rtl::ByteSequence const & tid, OUString const & oid,
+ com::sun::star::uno::TypeDescription const & type,
+ com::sun::star::uno::TypeDescription const & member,
+ std::vector< BinaryAny > const & inArguments);
+
+ void throwException(bool exception, BinaryAny const & value);
+
+ com::sun::star::uno::Any mapBinaryToCppAny(BinaryAny const & binaryAny);
+
+ bool becameUnused() const;
+
+ void terminateWhenUnused(bool unused);
+
+ // Must only be called with mutex_ locked:
+ void checkDisposed();
+
+ typedef
+ std::vector<
+ com::sun::star::uno::Reference<
+ com::sun::star::lang::XEventListener > >
+ Listeners;
+
+ struct SubStub;
+
+ typedef std::map< com::sun::star::uno::TypeDescription, SubStub > Stub;
+
+ typedef std::map< OUString, Stub > Stubs;
+
+ enum State { STATE_INITIAL, STATE_STARTED, STATE_TERMINATED, STATE_FINAL };
+
+ enum Mode {
+ MODE_REQUESTED, MODE_REPLY_MINUS1, MODE_REPLY_0, MODE_REPLY_1,
+ MODE_WAIT, MODE_NORMAL, MODE_NORMAL_WAIT };
+
+ rtl::Reference< BridgeFactory > factory_;
+ OUString name_;
+ com::sun::star::uno::Reference< com::sun::star::connection::XConnection >
+ connection_;
+ com::sun::star::uno::Reference< com::sun::star::bridge::XInstanceProvider >
+ provider_;
+ com::sun::star::uno::Environment binaryUno_;
+ com::sun::star::uno::Mapping cppToBinaryMapping_;
+ com::sun::star::uno::Mapping binaryToCppMapping_;
+ rtl::ByteSequence protPropTid_;
+ OUString protPropOid_;
+ com::sun::star::uno::TypeDescription protPropType_;
+ com::sun::star::uno::TypeDescription protPropRequest_;
+ com::sun::star::uno::TypeDescription protPropCommit_;
+ OutgoingRequests outgoingRequests_;
+ osl::Condition passive_;
+ // to guarantee that passive_ is eventually set (to avoid deadlock, see
+ // dispose), activeCalls_ only counts those calls for which it can be
+ // guaranteed that incrementActiveCalls is indeed followed by
+ // decrementActiveCalls, without an intervening exception
+ osl::Condition terminated_;
+
+ osl::Mutex mutex_;
+ State state_;
+ Listeners listeners_;
+ uno_ThreadPool threadPool_;
+ rtl::Reference< Writer > writer_;
+ rtl::Reference< Reader > reader_;
+ bool currentContextMode_;
+ Stubs stubs_;
+ std::size_t proxies_;
+ std::size_t calls_;
+ bool normalCall_;
+ std::size_t activeCalls_;
+
+ // Only accessed from reader_ thread:
+ Mode mode_;
+ sal_Int32 random_;
+};
+
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */