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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_BRIDGES_INC_BRIDGE_HXX
+#define INCLUDED_BRIDGES_INC_BRIDGE_HXX
+
+#include <sal/config.h>
+
+#include <atomic>
+#include <cstddef>
+
+#include <sal/types.h>
+#include <typelib/typedescription.h>
+#include <uno/environment.h>
+#include <uno/mapping.h>
+
+namespace bridges::cpp_uno::shared {
+
+// private:
+extern "C" void freeMapping(uno_Mapping *);
+
+// private:
+extern "C" void acquireMapping(uno_Mapping *);
+
+// private:
+extern "C" void releaseMapping(uno_Mapping *);
+
+// private:
+extern "C" void cpp2unoMapping(
+ uno_Mapping *, void **, void *, typelib_InterfaceTypeDescription *);
+
+// private:
+extern "C" void uno2cppMapping(
+ uno_Mapping *, void **, void *, typelib_InterfaceTypeDescription *);
+
+/**
+ * Holding environments and mappings.
+ */
+class Bridge {
+public:
+ // Interface for generic/component.cxx:
+
+ static uno_Mapping * createMapping(
+ uno_ExtEnvironment * pCppEnv, uno_ExtEnvironment * pUnoEnv,
+ bool bExportCpp2Uno);
+
+ // Interface for Cpp/UnoInterfaceProxy:
+
+ void acquire();
+ void release();
+
+ // Interface for individual CPP--UNO bridges:
+
+ uno_ExtEnvironment * getCppEnv() { return pCppEnv; }
+ uno_ExtEnvironment * getUnoEnv() { return pUnoEnv; }
+
+ uno_Mapping * getCpp2Uno() { return &aCpp2Uno; }
+ uno_Mapping * getUno2Cpp() { return &aUno2Cpp; }
+
+private:
+ Bridge(Bridge const &) = delete;
+ Bridge& operator =(const Bridge&) = delete;
+
+ Bridge(
+ uno_ExtEnvironment * pCppEnv_, uno_ExtEnvironment * pUnoEnv_,
+ bool bExportCpp2Uno_);
+
+ ~Bridge();
+
+ struct Mapping: public uno_Mapping {
+ Bridge * pBridge;
+ };
+
+ std::atomic<std::size_t> nRef;
+
+ uno_ExtEnvironment * pCppEnv;
+ uno_ExtEnvironment * pUnoEnv;
+
+ Mapping aCpp2Uno;
+ Mapping aUno2Cpp;
+
+ bool bExportCpp2Uno;
+
+ friend void freeMapping(uno_Mapping * pMapping);
+
+ friend void acquireMapping(uno_Mapping * pMapping);
+
+ friend void releaseMapping(uno_Mapping * pMapping);
+
+ friend void cpp2unoMapping(
+ uno_Mapping * pMapping, void ** ppUnoI, void * pCppI,
+ typelib_InterfaceTypeDescription * pTypeDescr);
+
+ friend void uno2cppMapping(
+ uno_Mapping * pMapping, void ** ppCppI, void * pUnoI,
+ typelib_InterfaceTypeDescription * pTypeDescr);
+};
+
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */