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-rw-r--r--bridges/source/cpp_uno/shared/component.cxx227
1 files changed, 227 insertions, 0 deletions
diff --git a/bridges/source/cpp_uno/shared/component.cxx b/bridges/source/cpp_uno/shared/component.cxx
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index 000000000..5bdb0bb56
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+++ b/bridges/source/cpp_uno/shared/component.cxx
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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 .
+ */
+
+#include <bridge.hxx>
+
+#include <com/sun/star/uno/Reference.hxx>
+#include <com/sun/star/uno/RuntimeException.hpp>
+#include <com/sun/star/uno/XInterface.hpp>
+#include <osl/mutex.hxx>
+#include <osl/time.h>
+#include <rtl/process.h>
+#include <rtl/ustrbuf.hxx>
+#include <rtl/ustring.h>
+#include <rtl/ustring.hxx>
+#include <sal/log.hxx>
+#include <sal/types.h>
+#include <uno/environment.h>
+#include <uno/lbnames.h>
+#include <uno/mapping.h>
+#include <cppu/EnvDcp.hxx>
+
+
+namespace {
+
+const OUString & cppu_cppenv_getStaticOIdPart()
+{
+ static OUString s_aStaticOidPart = []() {
+ OUStringBuffer aRet(64);
+ aRet.append("];");
+ // good guid
+ sal_uInt8 ar[16];
+ ::rtl_getGlobalProcessId(ar);
+ for (unsigned char i : ar)
+ {
+ aRet.append(static_cast<sal_Int32>(i), 16);
+ }
+ return aRet.makeStringAndClear();
+ }();
+ return s_aStaticOidPart;
+}
+
+}
+
+extern "C" {
+
+static void s_stub_computeObjectIdentifier(va_list * pParam)
+{
+ uno_ExtEnvironment * pEnv = va_arg(*pParam, uno_ExtEnvironment *);
+ rtl_uString ** ppOId = va_arg(*pParam, rtl_uString **);
+ void * pInterface = va_arg(*pParam, void *);
+
+
+ assert(pEnv && ppOId && pInterface);
+ if (!(pEnv && ppOId && pInterface))
+ return;
+
+ if (*ppOId)
+ {
+ rtl_uString_release( *ppOId );
+ *ppOId = nullptr;
+ }
+
+ try
+ {
+ ::com::sun::star::uno::Reference<
+ ::com::sun::star::uno::XInterface > xHome(
+ static_cast< ::com::sun::star::uno::XInterface * >(
+ pInterface ),
+ ::com::sun::star::uno::UNO_QUERY );
+ assert(xHome.is() && "### query to XInterface failed!");
+ if (xHome.is())
+ {
+ // interface
+ OUStringBuffer oid( 64 );
+ oid.append( reinterpret_cast< sal_Int64 >(xHome.get()), 16 );
+ oid.append( ';' );
+ // ;environment[context]
+ oid.append( OUString::unacquired(&pEnv->aBase.pTypeName) );
+ oid.append( '[' );
+ oid.append(
+ reinterpret_cast< sal_Int64 >(pEnv->aBase.pContext),
+ 16 );
+ // ];good guid
+ oid.append( cppu_cppenv_getStaticOIdPart() );
+ OUString aRet( oid.makeStringAndClear() );
+ *ppOId = aRet.pData;
+ ::rtl_uString_acquire( *ppOId );
+ }
+ }
+ catch (const ::com::sun::star::uno::RuntimeException & e)
+ {
+ SAL_WARN("bridges",
+ "### RuntimeException occurred during queryInterface(): "
+ << e.Message);
+ }
+}
+
+static void computeObjectIdentifier(
+ uno_ExtEnvironment * pExtEnv, rtl_uString ** ppOId, void * pInterface )
+{
+ uno_Environment_invoke(&pExtEnv->aBase, s_stub_computeObjectIdentifier, pExtEnv, ppOId, pInterface);
+}
+
+static void s_stub_acquireInterface(va_list * pParam)
+{
+ /*uno_ExtEnvironment * pExtEnv = */va_arg(*pParam, uno_ExtEnvironment *);
+ void * pCppI = va_arg(*pParam, void *);
+
+ static_cast< ::com::sun::star::uno::XInterface * >( pCppI )->acquire();
+}
+
+static void acquireInterface( uno_ExtEnvironment * pExtEnv, void * pCppI )
+{
+ uno_Environment_invoke(&pExtEnv->aBase, s_stub_acquireInterface, pExtEnv, pCppI);
+}
+
+static void s_stub_releaseInterface(va_list * pParam)
+{
+ /*uno_ExtEnvironment * pExtEnv = */va_arg(*pParam, uno_ExtEnvironment *);
+ void * pCppI = va_arg(*pParam, void *);
+
+ static_cast< ::com::sun::star::uno::XInterface * >( pCppI )->release();
+}
+
+static void releaseInterface( uno_ExtEnvironment * pExtEnv, void * pCppI )
+{
+ uno_Environment_invoke(&pExtEnv->aBase, s_stub_releaseInterface, pExtEnv, pCppI);
+}
+
+static void environmentDisposing(
+ SAL_UNUSED_PARAMETER uno_Environment * )
+{
+}
+
+#ifdef DISABLE_DYNLOADING
+#define uno_initEnvironment CPPU_ENV_uno_initEnvironment
+#endif
+
+SAL_DLLPUBLIC_EXPORT void uno_initEnvironment(uno_Environment * pCppEnv)
+ SAL_THROW_EXTERN_C()
+{
+ assert(pCppEnv->pExtEnv);
+ assert(
+ ::rtl_ustr_ascii_compare_WithLength(
+ pCppEnv->pTypeName->buffer, rtl_str_getLength(CPPU_CURRENT_LANGUAGE_BINDING_NAME), CPPU_CURRENT_LANGUAGE_BINDING_NAME )
+ == 0
+ && "### wrong environment type!");
+ reinterpret_cast<uno_ExtEnvironment *>(pCppEnv)->computeObjectIdentifier
+ = computeObjectIdentifier;
+ reinterpret_cast<uno_ExtEnvironment *>(pCppEnv)->acquireInterface = acquireInterface;
+ reinterpret_cast<uno_ExtEnvironment *>(pCppEnv)->releaseInterface = releaseInterface;
+ pCppEnv->environmentDisposing = environmentDisposing;
+}
+
+#ifdef DISABLE_DYNLOADING
+#define uno_ext_getMapping CPPU_ENV_uno_ext_getMapping
+#endif
+
+SAL_DLLPUBLIC_EXPORT void uno_ext_getMapping(
+ uno_Mapping ** ppMapping, uno_Environment * pFrom, uno_Environment * pTo)
+ SAL_THROW_EXTERN_C()
+{
+ assert(ppMapping && pFrom && pTo);
+ if (!(ppMapping && pFrom && pTo && pFrom->pExtEnv && pTo->pExtEnv))
+ return;
+
+ uno_Mapping * pMapping = nullptr;
+
+ OUString from_envTypeName(cppu::EnvDcp::getTypeName(pFrom->pTypeName));
+ OUString to_envTypeName(cppu::EnvDcp::getTypeName(pTo->pTypeName));
+
+ if (rtl_ustr_ascii_compare(
+ from_envTypeName.pData->buffer,
+ CPPU_CURRENT_LANGUAGE_BINDING_NAME ) == 0 &&
+ rtl_ustr_ascii_compare(
+ to_envTypeName.pData->buffer, UNO_LB_UNO ) == 0)
+ {
+ // ref count initially 1
+ pMapping = bridges::cpp_uno::shared::Bridge::createMapping(
+ pFrom->pExtEnv, pTo->pExtEnv, true );
+ ::uno_registerMapping(
+ &pMapping, bridges::cpp_uno::shared::freeMapping,
+ &pFrom->pExtEnv->aBase,
+ &pTo->pExtEnv->aBase, nullptr );
+ }
+ else if (rtl_ustr_ascii_compare(
+ to_envTypeName.pData->buffer,
+ CPPU_CURRENT_LANGUAGE_BINDING_NAME ) == 0 &&
+ rtl_ustr_ascii_compare(
+ from_envTypeName.pData->buffer, UNO_LB_UNO ) == 0)
+ {
+ // ref count initially 1
+ pMapping = bridges::cpp_uno::shared::Bridge::createMapping(
+ pTo->pExtEnv, pFrom->pExtEnv, false );
+ ::uno_registerMapping(
+ &pMapping, bridges::cpp_uno::shared::freeMapping,
+ &pFrom->pExtEnv->aBase,
+ &pTo->pExtEnv->aBase, nullptr );
+ }
+
+ if (*ppMapping)
+ {
+ (*(*ppMapping)->release)( *ppMapping );
+ }
+ if (pMapping)
+ *ppMapping = pMapping;
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */