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27 
28 // MARKER(update_precomp.py): autogen include statement, do not remove
29 #include "precompiled_cppu.hxx"
30 
31 #include "osl/mutex.hxx"
32 #include "osl/thread.h"
33 #include "uno/dispatcher.h"
34 #include "typelib/typedescription.hxx"
35 #include "cppu/helper/purpenv/Environment.hxx"
36 #include "cppu/helper/purpenv/Mapping.hxx"
37 #include "cppu/EnvDcp.hxx"
38 #include "rtl/logfile.hxx"
39 #include "uno/environment.hxx"
40 #include <com/sun/star/uno/Type.hxx>
41 #include <hash_map>
42 #include <memory>
43 
44 namespace
45 {
46 class LogBridge : public cppu::Enterable
47 {
48 	osl::Mutex          m_mutex;
49 	sal_Int32           m_count;
50 	oslThreadIdentifier m_threadId;
51 
52 	virtual  ~LogBridge(void);
53 
54 public:
55 	explicit LogBridge(void);
56 
57 	virtual void v_callInto_v(uno_EnvCallee * pCallee, va_list * pParam);
58 	virtual void v_callOut_v (uno_EnvCallee * pCallee, va_list * pParam);
59 
60 	virtual void v_enter(void);
61 	virtual void v_leave(void);
62 
63 	virtual int  v_isValid(rtl::OUString * pReason);
64 };
65 
66 LogBridge::LogBridge(void)
67 	: m_count   (0)
68 	  ,m_threadId(0)
69 {
70 }
71 
72 LogBridge::~LogBridge(void)
73 {
74 	OSL_ASSERT(m_count >= 0);
75 }
76 
77 void LogBridge::v_callInto_v(uno_EnvCallee * pCallee, va_list * pParam)
78 {
79 	enter();
80     pCallee(pParam);
81 	leave();
82 }
83 
84 void LogBridge::v_callOut_v(uno_EnvCallee * pCallee, va_list * pParam)
85 {
86 	OSL_ASSERT(m_count > 0);
87 
88 	-- m_count;
89 	pCallee(pParam);
90 	++ m_count;
91 
92 	if (!m_threadId)
93 		m_threadId = osl_getThreadIdentifier(NULL);
94 }
95 
96 void LogBridge::v_enter(void)
97 {
98 	m_mutex.acquire();
99 
100 	OSL_ASSERT(m_count >= 0);
101 
102 	if (m_count == 0)
103 		m_threadId = osl_getThreadIdentifier(NULL);
104 
105 	++ m_count;
106 }
107 
108 void LogBridge::v_leave(void)
109 {
110 	OSL_ASSERT(m_count > 0);
111 
112 	-- m_count;
113 	if (!m_count)
114 		m_threadId = 0;
115 
116 
117 	m_mutex.release();
118 }
119 
120 int LogBridge::v_isValid(rtl::OUString * pReason)
121 {
122 	int result = 1;
123 
124 	result = m_count > 0;
125 	if (!result)
126 		*pReason = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("not entered"));
127 
128 	else
129 	{
130 		result = m_threadId == osl_getThreadIdentifier(NULL);
131 
132 		if (!result)
133 			*pReason = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("wrong thread"));
134 	}
135 
136 	if (result)
137 		*pReason = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("OK"));
138 
139 	return result;
140 }
141 
142     void traceValue(typelib_TypeDescriptionReference* _pTypeRef,void* pArg)
143     {
144         switch(_pTypeRef->eTypeClass)
145         {
146             case typelib_TypeClass_STRING:
147                 {
148                     const ::rtl::OString sValue( ::rtl::OUStringToOString(*static_cast< ::rtl::OUString*>(pArg),osl_getThreadTextEncoding()));
149                     rtl_logfile_trace( "%s", sValue.getStr());
150                 }
151                 break;
152             case typelib_TypeClass_BOOLEAN:
153                 rtl_logfile_trace( "%d", *static_cast<sal_Bool*>(pArg));
154                 break;
155             case typelib_TypeClass_BYTE:
156                 rtl_logfile_trace( "%d", *static_cast<sal_Int8*>(pArg));
157                 break;
158             case typelib_TypeClass_CHAR:
159                 rtl_logfile_trace( "%c", *static_cast<sal_Char*>(pArg));
160                 break;
161             case typelib_TypeClass_SHORT:
162             case typelib_TypeClass_UNSIGNED_SHORT:
163                 rtl_logfile_trace( "%d", *static_cast<sal_Int16*>(pArg));
164                 break;
165             case typelib_TypeClass_LONG:
166             case typelib_TypeClass_UNSIGNED_LONG:
167             case typelib_TypeClass_ENUM:
168                 rtl_logfile_trace( "%d", *static_cast<sal_Int32*>(pArg));
169                 break;
170             case typelib_TypeClass_HYPER:
171             case typelib_TypeClass_UNSIGNED_HYPER:
172                 rtl_logfile_trace( "%d", *static_cast<sal_Int64*>(pArg));
173                 break;
174             case typelib_TypeClass_FLOAT:
175                 rtl_logfile_trace( "%f", *static_cast<float*>(pArg));
176                 break;
177             case typelib_TypeClass_DOUBLE:
178                 rtl_logfile_trace( "%f", *static_cast<double*>(pArg));
179                 break;
180             case typelib_TypeClass_TYPE:
181                 {
182                     const ::rtl::OString sValue( ::rtl::OUStringToOString(((com::sun::star::uno::Type*)pArg)->getTypeName(),osl_getThreadTextEncoding()));
183                     rtl_logfile_trace( "%s", sValue.getStr());
184                 }
185                 break;
186             case typelib_TypeClass_ANY:
187                 if ( static_cast<uno_Any*>(pArg)->pData )
188                     traceValue(static_cast<uno_Any*>(pArg)->pType,static_cast<uno_Any*>(pArg)->pData);
189                 else
190                     rtl_logfile_trace( "void");
191                 break;
192             case typelib_TypeClass_EXCEPTION:
193                 rtl_logfile_trace( "exception");
194                 break;
195             case typelib_TypeClass_INTERFACE:
196                 {
197                     const ::rtl::OString sValue( ::rtl::OUStringToOString(_pTypeRef->pTypeName,osl_getThreadTextEncoding()));
198                     rtl_logfile_trace( "%s 0x%p", sValue.getStr(),pArg);
199                 }
200                 break;
201             case typelib_TypeClass_VOID:
202                 rtl_logfile_trace( "void");
203                 break;
204             default:
205                 rtl_logfile_trace( "0x%p", pArg);
206                 break;
207         } // switch(pParams[i].pTypeRef->eTypeClass)
208     }
209 }
210 
211 void LogProbe(
212 	bool                                pre,
213 	void                              * /*pThis*/,
214 	void                              * /*pContext*/,
215 	typelib_TypeDescriptionReference  * pReturnTypeRef,
216 	typelib_MethodParameter           * pParams,
217 	sal_Int32                           nParams,
218 	typelib_TypeDescription     const * pMemberType,
219 	void                              * pReturn,
220 	void                              * pArgs[],
221 	uno_Any                          ** ppException )
222 {
223     static ::std::auto_ptr< ::rtl::Logfile> pLogger;
224     ::rtl::OString sTemp;
225     if ( pMemberType && pMemberType->pTypeName )
226         sTemp = ::rtl::OUStringToOString(pMemberType->pTypeName,RTL_TEXTENCODING_ASCII_US);
227     if ( pre  )
228     {
229         rtl_logfile_longTrace( "{ LogBridge () %s", sTemp.getStr() );
230         if ( nParams )
231         {
232             rtl_logfile_trace( "\n| : ( LogBridge ");
233             for(sal_Int32 i = 0;i < nParams;++i)
234             {
235                 if ( i > 0 )
236                     rtl_logfile_trace( ",");
237                 traceValue(pParams[i].pTypeRef,pArgs[i]);
238 
239             }
240             rtl_logfile_trace( ")");
241         } // if ( nParams )
242         rtl_logfile_trace( "\n");
243     }
244     else if ( !pre )
245     {
246         rtl_logfile_longTrace( "} LogBridge () %s",sTemp.getStr());
247         if ( ppException && *ppException )
248         {
249             rtl_logfile_trace( " excption occured : ");
250     		typelib_TypeDescription * pElementTypeDescr = 0;
251             TYPELIB_DANGER_GET( &pElementTypeDescr, (*ppException)->pType );
252             const ::rtl::OString sValue( ::rtl::OUStringToOString(pElementTypeDescr->pTypeName,osl_getThreadTextEncoding()));
253             rtl_logfile_trace( "%s", sValue.getStr());
254             TYPELIB_DANGER_RELEASE( pElementTypeDescr );
255         }
256         else if ( pReturnTypeRef )
257         {
258             rtl_logfile_trace( " return : ");
259             traceValue(pReturnTypeRef,pReturn);
260         } // if ( pReturn && pReturnTypeRef )
261 
262         rtl_logfile_trace( "\n");
263     }
264 }
265 
266 extern "C" void SAL_DLLPUBLIC_EXPORT SAL_CALL uno_initEnvironment(uno_Environment * pEnv)
267 	SAL_THROW_EXTERN_C()
268 {
269     cppu::helper::purpenv::Environment_initWithEnterable(pEnv, new LogBridge());
270 }
271 
272 extern "C" void SAL_DLLPUBLIC_EXPORT SAL_CALL uno_ext_getMapping(uno_Mapping     ** ppMapping,
273 								   uno_Environment  * pFrom,
274 								   uno_Environment  * pTo )
275 {
276 	cppu::helper::purpenv::createMapping(ppMapping, pFrom, pTo,LogProbe);
277 }
278