1*b1cdbd2cSJim Jagielski /************************************************************** 2*b1cdbd2cSJim Jagielski * 3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski * distributed with this work for additional information 6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski * 11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski * 13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski * under the License. 19*b1cdbd2cSJim Jagielski * 20*b1cdbd2cSJim Jagielski *************************************************************/ 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski 23*b1cdbd2cSJim Jagielski 24*b1cdbd2cSJim Jagielski #include "uno/mapping.h" 25*b1cdbd2cSJim Jagielski 26*b1cdbd2cSJim Jagielski #include <typeinfo> 27*b1cdbd2cSJim Jagielski #include <exception> 28*b1cdbd2cSJim Jagielski #include <cstddef> 29*b1cdbd2cSJim Jagielski 30*b1cdbd2cSJim Jagielski namespace CPPU_CURRENT_NAMESPACE 31*b1cdbd2cSJim Jagielski { 32*b1cdbd2cSJim Jagielski 33*b1cdbd2cSJim Jagielski void dummy_can_throw_anything( char const * ); 34*b1cdbd2cSJim Jagielski 35*b1cdbd2cSJim Jagielski typedef unsigned _Unwind_Ptr __attribute__((__mode__(__pointer__))); 36*b1cdbd2cSJim Jagielski 37*b1cdbd2cSJim Jagielski // ----- the following structure is compatible with the one declared in libunwind's unwind.h 38*b1cdbd2cSJim Jagielski // (use forced types) 39*b1cdbd2cSJim Jagielski 40*b1cdbd2cSJim Jagielski struct _Unwind_Exception 41*b1cdbd2cSJim Jagielski { 42*b1cdbd2cSJim Jagielski uint64_t exception_class; 43*b1cdbd2cSJim Jagielski void * exception_cleanup; 44*b1cdbd2cSJim Jagielski uintptr_t private_1; 45*b1cdbd2cSJim Jagielski uintptr_t private_2; 46*b1cdbd2cSJim Jagielski }; 47*b1cdbd2cSJim Jagielski 48*b1cdbd2cSJim Jagielski struct __cxa_exception 49*b1cdbd2cSJim Jagielski { 50*b1cdbd2cSJim Jagielski #if __LP64__ 51*b1cdbd2cSJim Jagielski // From LLVM 10 - Added reserved member at top of struct. Who the hell does that? 52*b1cdbd2cSJim Jagielski // https://reviews.llvm.org/rG674ec1eb16678b8addc02a4b0534ab383d22fa77 53*b1cdbd2cSJim Jagielski // Sure would be nice to be able to test for CCNUMVER >= 1000000000 54*b1cdbd2cSJim Jagielski // and COM == CLANG here. 55*b1cdbd2cSJim Jagielski // void *reserved; 56*b1cdbd2cSJim Jagielski // ----- from libcxxabi/src/cxa_exception.hpp 57*b1cdbd2cSJim Jagielski // This is a new field to support C++ 0x exception_ptr. 58*b1cdbd2cSJim Jagielski // For binary compatibility it is at the start of this 59*b1cdbd2cSJim Jagielski // struct which is prepended to the object thrown in 60*b1cdbd2cSJim Jagielski // __cxa_allocate_exception. 61*b1cdbd2cSJim Jagielski size_t referenceCount; 62*b1cdbd2cSJim Jagielski #endif 63*b1cdbd2cSJim Jagielski 64*b1cdbd2cSJim Jagielski ::std::type_info *exceptionType; 65*b1cdbd2cSJim Jagielski void (*exceptionDestructor)(void *); 66*b1cdbd2cSJim Jagielski 67*b1cdbd2cSJim Jagielski ::std::unexpected_handler unexpectedHandler; 68*b1cdbd2cSJim Jagielski ::std::terminate_handler terminateHandler; 69*b1cdbd2cSJim Jagielski 70*b1cdbd2cSJim Jagielski __cxa_exception *nextException; 71*b1cdbd2cSJim Jagielski 72*b1cdbd2cSJim Jagielski int handlerCount; 73*b1cdbd2cSJim Jagielski 74*b1cdbd2cSJim Jagielski int handlerSwitchValue; 75*b1cdbd2cSJim Jagielski const unsigned char *actionRecord; 76*b1cdbd2cSJim Jagielski const unsigned char *languageSpecificData; 77*b1cdbd2cSJim Jagielski void *catchTemp; 78*b1cdbd2cSJim Jagielski void *adjustedPtr; 79*b1cdbd2cSJim Jagielski 80*b1cdbd2cSJim Jagielski _Unwind_Exception unwindHeader; 81*b1cdbd2cSJim Jagielski }; 82*b1cdbd2cSJim Jagielski 83*b1cdbd2cSJim Jagielski extern "C" void *__cxa_allocate_exception( 84*b1cdbd2cSJim Jagielski std::size_t thrown_size ) throw(); 85*b1cdbd2cSJim Jagielski extern "C" void __cxa_throw ( 86*b1cdbd2cSJim Jagielski void *thrown_exception, std::type_info *tinfo, void (*dest) (void *) ) __attribute__((noreturn)); 87*b1cdbd2cSJim Jagielski 88*b1cdbd2cSJim Jagielski struct __cxa_eh_globals 89*b1cdbd2cSJim Jagielski { 90*b1cdbd2cSJim Jagielski __cxa_exception *caughtExceptions; 91*b1cdbd2cSJim Jagielski unsigned int uncaughtExceptions; 92*b1cdbd2cSJim Jagielski }; 93*b1cdbd2cSJim Jagielski extern "C" __cxa_eh_globals *__cxa_get_globals () throw(); 94*b1cdbd2cSJim Jagielski 95*b1cdbd2cSJim Jagielski // ----- 96*b1cdbd2cSJim Jagielski 97*b1cdbd2cSJim Jagielski #if 0 98*b1cdbd2cSJim Jagielski // on OSX 64bit the class_type_info classes are specified 99*b1cdbd2cSJim Jagielski // in http://refspecs.linuxbase.org/cxxabi-1.86.html#rtti but 100*b1cdbd2cSJim Jagielski // these details are not generally available in a public header 101*b1cdbd2cSJim Jagielski // of most development environments. So we define them here. 102*b1cdbd2cSJim Jagielski // NOTE: https://www.hexblog.com/wp-content/uploads/2012/06/Recon-2012-Skochinsky-Compiler-Internals.pdf 103*b1cdbd2cSJim Jagielski class __class_type_info : public std::type_info 104*b1cdbd2cSJim Jagielski { 105*b1cdbd2cSJim Jagielski public: 106*b1cdbd2cSJim Jagielski explicit __class_type_info( const char* pRttiName) 107*b1cdbd2cSJim Jagielski : std::type_info( pRttiName) 108*b1cdbd2cSJim Jagielski {} 109*b1cdbd2cSJim Jagielski }; 110*b1cdbd2cSJim Jagielski 111*b1cdbd2cSJim Jagielski class __si_class_type_info : public __class_type_info 112*b1cdbd2cSJim Jagielski { 113*b1cdbd2cSJim Jagielski const __class_type_info* mpBaseType; 114*b1cdbd2cSJim Jagielski public: 115*b1cdbd2cSJim Jagielski explicit __si_class_type_info( const char* pRttiName, __class_type_info* pBaseType) 116*b1cdbd2cSJim Jagielski : __class_type_info( pRttiName), mpBaseType( pBaseType) 117*b1cdbd2cSJim Jagielski {} 118*b1cdbd2cSJim Jagielski }; 119*b1cdbd2cSJim Jagielski #endif 120*b1cdbd2cSJim Jagielski //================================================================================================== 121*b1cdbd2cSJim Jagielski void raiseException( 122*b1cdbd2cSJim Jagielski uno_Any * pUnoExc, uno_Mapping * pUno2Cpp ); 123*b1cdbd2cSJim Jagielski //================================================================================================== 124*b1cdbd2cSJim Jagielski void fillUnoException( 125*b1cdbd2cSJim Jagielski __cxa_exception * header, uno_Any *, uno_Mapping * pCpp2Uno ); 126*b1cdbd2cSJim Jagielski } 127*b1cdbd2cSJim Jagielski 128