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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 :
21 : #include <stdio.h>
22 : #include <string.h>
23 :
24 : #include <rtl/ustrbuf.hxx>
25 : #include <sal/log.hxx>
26 :
27 : #include <com/sun/star/uno/genfunc.hxx>
28 : #include "com/sun/star/uno/RuntimeException.hpp"
29 : #include <typelib/typedescription.hxx>
30 : #include <uno/any2.h>
31 :
32 : #include "rtti.hxx"
33 : #include "share.hxx"
34 :
35 :
36 : using namespace ::std;
37 : using namespace ::com::sun::star::uno;
38 : using namespace ::__cxxabiv1;
39 :
40 :
41 : namespace CPPU_CURRENT_NAMESPACE
42 : {
43 :
44 27860 : static OUString toUNOname( char const * p )
45 : {
46 : #if OSL_DEBUG_LEVEL > 1
47 : char const * start = p;
48 : #endif
49 :
50 : // example: N3com3sun4star4lang24IllegalArgumentExceptionE
51 :
52 27860 : OUStringBuffer buf( 64 );
53 : assert( 'N' == *p );
54 27860 : ++p; // skip N
55 :
56 196787 : while ('E' != *p)
57 : {
58 : // read chars count
59 141067 : long n = (*p++ - '0');
60 309997 : while ('0' <= *p && '9' >= *p)
61 : {
62 27863 : n *= 10;
63 27863 : n += (*p++ - '0');
64 : }
65 141067 : buf.appendAscii( p, n );
66 141067 : p += n;
67 141067 : if ('E' != *p)
68 113207 : buf.append( '.' );
69 : }
70 :
71 : #if OSL_DEBUG_LEVEL > 1
72 : OUString ret( buf.makeStringAndClear() );
73 : OString c_ret( OUStringToOString( ret, RTL_TEXTENCODING_ASCII_US ) );
74 : fprintf( stderr, "> toUNOname(): %s => %s\n", start, c_ret.getStr() );
75 : return ret;
76 : #else
77 27860 : return buf.makeStringAndClear();
78 : #endif
79 : }
80 :
81 : extern "C" {
82 22964 : static void _GLIBCXX_CDTOR_CALLABI deleteException( void * pExc )
83 : {
84 22964 : __cxa_exception const * header = (static_cast<__cxa_exception const *>(pExc) - 1);
85 22964 : typelib_TypeDescription * pTD = 0;
86 22964 : OUString unoName( toUNOname( header->exceptionType->name() ) );
87 22964 : ::typelib_typedescription_getByName( &pTD, unoName.pData );
88 : assert(pTD && "### unknown exception type! leaving out destruction => leaking!!!");
89 22964 : if (pTD)
90 : {
91 22964 : ::uno_destructData( pExc, pTD, cpp_release );
92 22964 : ::typelib_typedescription_release( pTD );
93 22964 : }
94 22964 : }
95 : }
96 :
97 22964 : void raiseException( uno_Any * pUnoExc, uno_Mapping * pUno2Cpp )
98 : {
99 : #if OSL_DEBUG_LEVEL > 1
100 : OString cstr(
101 : OUStringToOString(
102 : OUString::unacquired( &pUnoExc->pType->pTypeName ),
103 : RTL_TEXTENCODING_ASCII_US ) );
104 : fprintf( stderr, "> uno exception occurred: %s\n", cstr.getStr() );
105 : #endif
106 : void * pCppExc;
107 : type_info * rtti;
108 :
109 : {
110 : // construct cpp exception object
111 22964 : typelib_TypeDescription * pTypeDescr = 0;
112 22964 : TYPELIB_DANGER_GET( &pTypeDescr, pUnoExc->pType );
113 : assert(pTypeDescr);
114 22964 : if (! pTypeDescr)
115 : {
116 : throw RuntimeException(
117 0 : "cannot get typedescription for type " +
118 0 : OUString::unacquired( &pUnoExc->pType->pTypeName ) );
119 : }
120 :
121 22964 : pCppExc = __cxxabiv1::__cxa_allocate_exception( pTypeDescr->nSize );
122 22964 : ::uno_copyAndConvertData( pCppExc, pUnoExc->pData, pTypeDescr, pUno2Cpp );
123 :
124 : // destruct uno exception
125 22964 : ::uno_any_destruct( pUnoExc, 0 );
126 : // avoiding locked counts
127 22964 : rtti = x86_64::getRtti(*pTypeDescr);
128 22964 : TYPELIB_DANGER_RELEASE( pTypeDescr );
129 : assert(rtti && "### no rtti for throwing exception!");
130 22964 : if (! rtti)
131 : {
132 : throw RuntimeException(
133 0 : "no rtti for type " +
134 0 : OUString::unacquired( &pUnoExc->pType->pTypeName ) );
135 : }
136 : }
137 :
138 22964 : __cxxabiv1::__cxa_throw( pCppExc, rtti, deleteException );
139 : }
140 :
141 4896 : void fillUnoException( __cxa_exception * header, uno_Any * pUnoExc, uno_Mapping * pCpp2Uno )
142 : {
143 4896 : if (! header)
144 : {
145 0 : RuntimeException aRE( "no exception header!" );
146 0 : Type const & rType = cppu::UnoType<decltype(aRE)>::get();
147 0 : uno_type_any_constructAndConvert( pUnoExc, &aRE, rType.getTypeLibType(), pCpp2Uno );
148 : SAL_WARN("bridges", aRE.Message);
149 4896 : return;
150 : }
151 :
152 4896 : typelib_TypeDescription * pExcTypeDescr = 0;
153 4896 : OUString unoName( toUNOname( header->exceptionType->name() ) );
154 : #if OSL_DEBUG_LEVEL > 1
155 : OString cstr_unoName( OUStringToOString( unoName, RTL_TEXTENCODING_ASCII_US ) );
156 : fprintf( stderr, "> c++ exception occurred: %s\n", cstr_unoName.getStr() );
157 : #endif
158 4896 : typelib_typedescription_getByName( &pExcTypeDescr, unoName.pData );
159 4896 : if (0 == pExcTypeDescr)
160 : {
161 0 : RuntimeException aRE( "exception type not found: " + unoName );
162 0 : Type const & rType = cppu::UnoType<decltype(aRE)>::get();
163 0 : uno_type_any_constructAndConvert( pUnoExc, &aRE, rType.getTypeLibType(), pCpp2Uno );
164 0 : SAL_WARN("bridges", aRE.Message);
165 : }
166 : else
167 : {
168 : // construct uno exception any
169 4896 : uno_any_constructAndConvert( pUnoExc, header->adjustedPtr, pExcTypeDescr, pCpp2Uno );
170 4896 : typelib_typedescription_release( pExcTypeDescr );
171 4896 : }
172 : }
173 :
174 : }
175 :
176 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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