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-rw-r--r--cppu/source/LogBridge/LogBridge.cxx262
1 files changed, 262 insertions, 0 deletions
diff --git a/cppu/source/LogBridge/LogBridge.cxx b/cppu/source/LogBridge/LogBridge.cxx
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+++ b/cppu/source/LogBridge/LogBridge.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 <osl/mutex.hxx>
+#include <osl/thread.h>
+#include <osl/thread.hxx>
+#include <osl/diagnose.h>
+#include <cppu/Enterable.hxx>
+#include <cppu/helper/purpenv/Environment.hxx>
+#include <cppu/helper/purpenv/Mapping.hxx>
+#include <com/sun/star/uno/Type.hxx>
+#include <sal/log.hxx>
+
+namespace
+{
+class LogBridge : public cppu::Enterable
+{
+ osl::Mutex m_mutex;
+ sal_Int32 m_count;
+ oslThreadIdentifier m_threadId;
+
+ virtual ~LogBridge() override;
+
+public:
+ explicit LogBridge();
+
+ virtual void v_callInto_v(uno_EnvCallee * pCallee, va_list * pParam) override;
+ virtual void v_callOut_v (uno_EnvCallee * pCallee, va_list * pParam) override;
+
+ virtual void v_enter() override;
+ virtual void v_leave() override;
+
+ virtual bool v_isValid(OUString * pReason) override;
+};
+
+LogBridge::LogBridge()
+ : m_count (0)
+ ,m_threadId(0)
+{
+}
+
+LogBridge::~LogBridge()
+{
+ OSL_ASSERT(m_count >= 0);
+}
+
+void LogBridge::v_callInto_v(uno_EnvCallee * pCallee, va_list * pParam)
+{
+ enter();
+ pCallee(pParam);
+ leave();
+}
+
+void LogBridge::v_callOut_v(uno_EnvCallee * pCallee, va_list * pParam)
+{
+ OSL_ASSERT(m_count > 0);
+
+ -- m_count;
+ pCallee(pParam);
+ ++ m_count;
+
+ if (!m_threadId)
+ m_threadId = osl::Thread::getCurrentIdentifier();
+}
+
+void LogBridge::v_enter()
+{
+ m_mutex.acquire();
+
+ OSL_ASSERT(m_count >= 0);
+
+ if (m_count == 0)
+ m_threadId = osl::Thread::getCurrentIdentifier();
+
+ ++ m_count;
+}
+
+void LogBridge::v_leave()
+{
+ OSL_ASSERT(m_count > 0);
+
+ -- m_count;
+ if (!m_count)
+ m_threadId = 0;
+
+
+ m_mutex.release();
+}
+
+bool LogBridge::v_isValid(OUString * pReason)
+{
+ bool result = m_count > 0;
+ if (!result)
+ {
+ *pReason = "not entered";
+ }
+ else
+ {
+ result = m_threadId == osl::Thread::getCurrentIdentifier();
+
+ if (!result)
+ *pReason = "wrong thread";
+ }
+
+ if (result)
+ *pReason = "OK";
+
+ return result;
+}
+
+ void traceValue(typelib_TypeDescriptionReference* _pTypeRef,void* pArg)
+ {
+ switch(_pTypeRef->eTypeClass)
+ {
+ case typelib_TypeClass_STRING:
+ SAL_INFO("cppu.log", "" << *static_cast< OUString*>(pArg));
+ break;
+ case typelib_TypeClass_BOOLEAN:
+ SAL_INFO("cppu.log", "" << *static_cast<sal_Bool*>(pArg));
+ break;
+ case typelib_TypeClass_BYTE:
+ SAL_INFO("cppu.log", "" << *static_cast<sal_Int8*>(pArg));
+ break;
+ case typelib_TypeClass_CHAR:
+ SAL_INFO("cppu.log", "" << *static_cast<char*>(pArg));
+ break;
+ case typelib_TypeClass_SHORT:
+ case typelib_TypeClass_UNSIGNED_SHORT:
+ SAL_INFO("cppu.log", "" << *static_cast<sal_Int16*>(pArg));
+ break;
+ case typelib_TypeClass_LONG:
+ case typelib_TypeClass_UNSIGNED_LONG:
+ case typelib_TypeClass_ENUM:
+ SAL_INFO("cppu.log", "" << *static_cast<sal_Int32*>(pArg));
+ break;
+ case typelib_TypeClass_HYPER:
+ case typelib_TypeClass_UNSIGNED_HYPER:
+ SAL_INFO("cppu.log", "" << *static_cast<sal_Int64*>(pArg));
+ break;
+ case typelib_TypeClass_FLOAT:
+ SAL_INFO("cppu.log", "" << *static_cast<float*>(pArg));
+ break;
+ case typelib_TypeClass_DOUBLE:
+ SAL_INFO("cppu.log", "" << *static_cast<double*>(pArg));
+ break;
+ case typelib_TypeClass_TYPE:
+ SAL_INFO("cppu.log", "" << static_cast<css::uno::Type*>(pArg)->getTypeName());
+ break;
+ case typelib_TypeClass_ANY:
+ if ( static_cast<uno_Any*>(pArg)->pData )
+ traceValue(static_cast<uno_Any*>(pArg)->pType,static_cast<uno_Any*>(pArg)->pData);
+ else
+ SAL_INFO("cppu.log", "void");
+ break;
+ case typelib_TypeClass_EXCEPTION:
+ SAL_INFO("cppu.log", "exception");
+ break;
+ case typelib_TypeClass_INTERFACE:
+ SAL_INFO("cppu.log", "" << _pTypeRef->pTypeName << "0x" << std::hex << pArg);
+ break;
+ case typelib_TypeClass_VOID:
+ SAL_INFO("cppu.log", "void");
+ break;
+ default:
+ SAL_INFO("cppu.log", "0x" << std::hex << pArg);
+ break;
+ } // switch(pParams[i].pTypeRef->eTypeClass)
+ }
+}
+
+static void LogProbe(
+ bool pre,
+ SAL_UNUSED_PARAMETER void * /*pThis*/,
+ SAL_UNUSED_PARAMETER void * /*pContext*/,
+ typelib_TypeDescriptionReference * pReturnTypeRef,
+ typelib_MethodParameter * pParams,
+ sal_Int32 nParams,
+ typelib_TypeDescription const * pMemberType,
+ void * pReturn,
+ void * pArgs[],
+ uno_Any ** ppException )
+{
+ OString sTemp;
+ if ( pMemberType && pMemberType->pTypeName )
+ sTemp = OUStringToOString(
+ OUString::unacquired(&pMemberType->pTypeName),RTL_TEXTENCODING_ASCII_US);
+ if ( pre )
+ {
+ SAL_INFO("cppu.log", "{ LogBridge () " << sTemp );
+ if ( nParams )
+ {
+ SAL_INFO("cppu.log", "\n| : ( LogBridge ");
+ for(sal_Int32 i = 0;i < nParams;++i)
+ {
+ if ( i > 0 )
+ SAL_INFO("cppu.log", ",");
+ traceValue(pParams[i].pTypeRef,pArgs[i]);
+
+ }
+ SAL_INFO("cppu.log", ")");
+ } // if ( nParams )
+ SAL_INFO("cppu.log", "\n");
+ }
+ else if ( !pre )
+ {
+ SAL_INFO("cppu.log", "} LogBridge () " << sTemp);
+ if ( ppException && *ppException )
+ {
+ SAL_INFO("cppu.log", " exception occurred : ");
+ typelib_TypeDescription * pElementTypeDescr = nullptr;
+ TYPELIB_DANGER_GET( &pElementTypeDescr, (*ppException)->pType );
+ SAL_INFO("cppu.log", "" << pElementTypeDescr->pTypeName);
+ TYPELIB_DANGER_RELEASE( pElementTypeDescr );
+ }
+ else if ( pReturnTypeRef )
+ {
+ SAL_INFO("cppu.log", " return : ");
+ traceValue(pReturnTypeRef,pReturn);
+ } // if ( pReturn && pReturnTypeRef )
+
+ SAL_INFO("cppu.log", "\n");
+ }
+}
+
+#ifdef DISABLE_DYNLOADING
+
+#define uno_initEnvironment log_uno_uno_initEnvironment
+#define uno_ext_getMapping log_uno_uno_ext_getMapping
+
+#endif
+
+extern "C" void SAL_DLLPUBLIC_EXPORT uno_initEnvironment(uno_Environment * pEnv)
+ SAL_THROW_EXTERN_C()
+{
+ cppu::helper::purpenv::Environment_initWithEnterable(pEnv, new LogBridge());
+}
+
+extern "C" void SAL_DLLPUBLIC_EXPORT uno_ext_getMapping(uno_Mapping ** ppMapping,
+ uno_Environment * pFrom,
+ uno_Environment * pTo )
+{
+ cppu::helper::purpenv::createMapping(ppMapping, pFrom, pTo,LogProbe);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */