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Diffstat (limited to 'cppu/source/LogBridge/LogBridge.cxx')
| -rw-r--r-- | cppu/source/LogBridge/LogBridge.cxx | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/cppu/source/LogBridge/LogBridge.cxx b/cppu/source/LogBridge/LogBridge.cxx new file mode 100644 index 000000000..c0dc02c24 --- /dev/null +++ b/cppu/source/LogBridge/LogBridge.cxx @@ -0,0 +1,261 @@ +/* -*- 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(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: */ |