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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) noexcept
{
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: */
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