diff options
Diffstat (limited to 'bridges/inc/bridges/cpp_uno/shared')
| -rw-r--r-- | bridges/inc/bridges/cpp_uno/shared/arraypointer.hxx | 58 | ||||
| -rw-r--r-- | bridges/inc/bridges/cpp_uno/shared/bridge.hxx | 131 | ||||
| -rw-r--r-- | bridges/inc/bridges/cpp_uno/shared/cppinterfaceproxy.hxx | 109 | ||||
| -rw-r--r-- | bridges/inc/bridges/cpp_uno/shared/types.hxx | 80 | ||||
| -rw-r--r-- | bridges/inc/bridges/cpp_uno/shared/unointerfaceproxy.hxx | 119 | ||||
| -rw-r--r-- | bridges/inc/bridges/cpp_uno/shared/vtablefactory.hxx | 218 | ||||
| -rw-r--r-- | bridges/inc/bridges/cpp_uno/shared/vtables.hxx | 111 |
7 files changed, 826 insertions, 0 deletions
diff --git a/bridges/inc/bridges/cpp_uno/shared/arraypointer.hxx b/bridges/inc/bridges/cpp_uno/shared/arraypointer.hxx new file mode 100644 index 000000000000..542be6e0f3d6 --- /dev/null +++ b/bridges/inc/bridges/cpp_uno/shared/arraypointer.hxx @@ -0,0 +1,58 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef INCLUDED_BRIDGES_CPP_UNO_SHARED_ARRAYPOINTER_HXX +#define INCLUDED_BRIDGES_CPP_UNO_SHARED_ARRAYPOINTER_HXX + +#include "sal/config.h" + +namespace bridges { namespace cpp_uno { namespace shared { + +/** + * A simple smart pointer that holds an array until it is being released. + */ +template< typename T > class ArrayPointer { +public: + ArrayPointer(T * p): p_(p) {} + + ~ArrayPointer() { delete[] p_; } + + T * release() { T * t = p_; p_ = 0; return t; } + +private: + ArrayPointer(ArrayPointer &); // not defined + void operator =(ArrayPointer &); // not defined + + T * p_; +}; + +} } } + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/inc/bridges/cpp_uno/shared/bridge.hxx b/bridges/inc/bridges/cpp_uno/shared/bridge.hxx new file mode 100644 index 000000000000..4ee69e37b416 --- /dev/null +++ b/bridges/inc/bridges/cpp_uno/shared/bridge.hxx @@ -0,0 +1,131 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef INCLUDED_BRIDGES_CPP_UNO_SHARED_BRIDGE_HXX +#define INCLUDED_BRIDGES_CPP_UNO_SHARED_BRIDGE_HXX + +#include "osl/interlck.h" +#include "sal/types.h" +#include "typelib/typedescription.h" +#include "uno/environment.h" +#include "uno/mapping.h" + +namespace bridges { namespace cpp_uno { namespace shared { + +// private: +extern "C" typedef void SAL_CALL FreeMapping(uno_Mapping *); +FreeMapping freeMapping; + +// private: +extern "C" +typedef void SAL_CALL AcquireMapping(uno_Mapping *); +AcquireMapping acquireMapping; + +// private: +extern "C" +typedef void SAL_CALL ReleaseMapping(uno_Mapping *); +ReleaseMapping releaseMapping; + +// private: +extern "C" typedef void SAL_CALL Cpp2unoMapping( + uno_Mapping *, void **, void *, typelib_InterfaceTypeDescription *); +Cpp2unoMapping cpp2unoMapping; + +// private: +extern "C" typedef void SAL_CALL Uno2cppMapping( + uno_Mapping *, void **, void *, typelib_InterfaceTypeDescription *); +Uno2cppMapping uno2cppMapping; + +/** + * Holding environments and mappings. + */ +class Bridge { +public: + // Interface for generic/component.cxx: + + static uno_Mapping * createMapping( + uno_ExtEnvironment * pCppEnv, uno_ExtEnvironment * pUnoEnv, + bool bExportCpp2Uno) SAL_THROW(()); + + // Interface for Cpp/UnoInterfaceProxy: + + void acquire() SAL_THROW(()); + void release() SAL_THROW(()); + + // Interface for individual CPP--UNO bridges: + + uno_ExtEnvironment * getCppEnv() { return pCppEnv; } + uno_ExtEnvironment * getUnoEnv() { return pUnoEnv; } + + uno_Mapping * getCpp2Uno() { return &aCpp2Uno; } + uno_Mapping * getUno2Cpp() { return &aUno2Cpp; } + +private: + Bridge(Bridge &); // not implemented + void operator =(Bridge); // not implemented + + Bridge( + uno_ExtEnvironment * pCppEnv_, uno_ExtEnvironment * pUnoEnv_, + bool bExportCpp2Uno_) SAL_THROW(()); + + ~Bridge() SAL_THROW(()); + + struct Mapping: public uno_Mapping { + Bridge * pBridge; + }; + + oslInterlockedCount nRef; + + uno_ExtEnvironment * pCppEnv; + uno_ExtEnvironment * pUnoEnv; + + Mapping aCpp2Uno; + Mapping aUno2Cpp; + + bool bExportCpp2Uno; + + friend void SAL_CALL freeMapping(uno_Mapping * pMapping); + + friend void SAL_CALL acquireMapping(uno_Mapping * pMapping); + + friend void SAL_CALL releaseMapping(uno_Mapping * pMapping); + + friend void SAL_CALL cpp2unoMapping( + uno_Mapping * pMapping, void ** ppUnoI, void * pCppI, + typelib_InterfaceTypeDescription * pTypeDescr); + + friend void SAL_CALL uno2cppMapping( + uno_Mapping * pMapping, void ** ppCppI, void * pUnoI, + typelib_InterfaceTypeDescription * pTypeDescr); +}; + +} } } + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/inc/bridges/cpp_uno/shared/cppinterfaceproxy.hxx b/bridges/inc/bridges/cpp_uno/shared/cppinterfaceproxy.hxx new file mode 100644 index 000000000000..31e19cc94d00 --- /dev/null +++ b/bridges/inc/bridges/cpp_uno/shared/cppinterfaceproxy.hxx @@ -0,0 +1,109 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef INCLUDED_BRIDGES_CPP_UNO_SHARED_CPPINTERFACEPROXY_HXX +#define INCLUDED_BRIDGES_CPP_UNO_SHARED_CPPINTERFACEPROXY_HXX + +#include "osl/interlck.h" +#include "rtl/ustring.hxx" +#include "sal/types.h" +#include "typelib/typedescription.h" +#include "uno/dispatcher.h" +#include "uno/environment.h" +#include "bridges/cpp_uno/shared/vtablefactory.hxx" + +namespace com { namespace sun { namespace star { namespace uno { + class XInterface; +} } } } + +namespace bridges { namespace cpp_uno { namespace shared { + +class Bridge; + +extern "C" typedef void SAL_CALL FreeCppInterfaceProxy( + uno_ExtEnvironment * pEnv, void * pInterface); +FreeCppInterfaceProxy freeCppInterfaceProxy; + +/** + * A cpp proxy wrapping a uno interface. + */ +class CppInterfaceProxy { +public: + // Interface for Bridge: + + static com::sun::star::uno::XInterface * create( + Bridge * pBridge, uno_Interface * pUnoI, + typelib_InterfaceTypeDescription * pTypeDescr, + rtl::OUString const & rOId) SAL_THROW(()); + + // Interface for individual CPP--UNO bridges: + + Bridge * getBridge() { return pBridge; } + uno_Interface * getUnoI() { return pUnoI; } + typelib_InterfaceTypeDescription * getTypeDescr() { return pTypeDescr; } + rtl::OUString getOid() { return oid; } + + // non virtual methods called on incoming vtable calls #1, #2 + void acquireProxy() SAL_THROW(()); + void releaseProxy() SAL_THROW(()); + + static CppInterfaceProxy * castInterfaceToProxy(void * pInterface); + +private: + CppInterfaceProxy(CppInterfaceProxy &); // not implemented + void operator =(CppInterfaceProxy); // not implemented + + CppInterfaceProxy( + Bridge * pBridge_, uno_Interface * pUnoI_, + typelib_InterfaceTypeDescription * pTypeDescr_, + rtl::OUString const & rOId_) SAL_THROW(()); + + ~CppInterfaceProxy(); + + static com::sun::star::uno::XInterface * castProxyToInterface( + CppInterfaceProxy * pProxy); + + oslInterlockedCount nRef; + Bridge * pBridge; + + // mapping information + uno_Interface * pUnoI; // wrapped interface + typelib_InterfaceTypeDescription * pTypeDescr; + rtl::OUString oid; + + VtableFactory::Slot * vtables[1]; + + friend void SAL_CALL freeCppInterfaceProxy( + uno_ExtEnvironment * pEnv, void * pInterface); +}; + +} } } + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/inc/bridges/cpp_uno/shared/types.hxx b/bridges/inc/bridges/cpp_uno/shared/types.hxx new file mode 100644 index 000000000000..0cc87864af0e --- /dev/null +++ b/bridges/inc/bridges/cpp_uno/shared/types.hxx @@ -0,0 +1,80 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef INCLUDED_BRIDGES_CPP_UNO_SHARED_TYPES_HXX +#define INCLUDED_BRIDGES_CPP_UNO_SHARED_TYPES_HXX + +#include "typelib/typeclass.h" +#include "typelib/typedescription.h" + +namespace bridges { namespace cpp_uno { namespace shared { + +/** + * Determines whether a type is a "simple" type (VOID, BOOLEAN, BYTE, SHORT, + * UNSIGNED SHORT, LONG, UNSIGNED LONG, HYPER, UNSIGNED HYPER, FLOAT, DOUBLE, + * CHAR, or an enum type). + * + * @param typeClass a type class + * @return true if the given type is "simple" + */ +bool isSimpleType(typelib_TypeClass typeClass); + +/** + * Determines whether a type is a "simple" type (VOID, BOOLEAN, BYTE, SHORT, + * UNSIGNED SHORT, LONG, UNSIGNED LONG, HYPER, UNSIGNED HYPER, FLOAT, DOUBLE, + * CHAR, or an enum type). + * + * @param type a non-null pointer to a type description reference + * @return true if the given type is "simple" + */ +bool isSimpleType(typelib_TypeDescriptionReference const * type); + +/** + * Determines whether a type is a "simple" type (VOID, BOOLEAN, BYTE, SHORT, + * UNSIGNED SHORT, LONG, UNSIGNED LONG, HYPER, UNSIGNED HYPER, FLOAT, DOUBLE, + * CHAR, or an enum type). + * + * @param type a non-null pointer to a type description + * @return true if the given type is "simple" + */ +bool isSimpleType(typelib_TypeDescription const * type); + +/** + * Determines whether a type relates to an interface type (is itself an + * interface type, or might contain entities of interface type). + * + * @param type a non-null pointer to a type description + * @return true if the given type relates to an interface type + */ +bool relatesToInterfaceType(typelib_TypeDescription const * type); + +} } } + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/inc/bridges/cpp_uno/shared/unointerfaceproxy.hxx b/bridges/inc/bridges/cpp_uno/shared/unointerfaceproxy.hxx new file mode 100644 index 000000000000..87c96ec36689 --- /dev/null +++ b/bridges/inc/bridges/cpp_uno/shared/unointerfaceproxy.hxx @@ -0,0 +1,119 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef INCLUDED_BRIDGES_CPP_UNO_SHARED_UNOINTERFACEPROXY_HXX +#define INCLUDED_BRIDGES_CPP_UNO_SHARED_UNOINTERFACEPROXY_HXX + +#include "osl/interlck.h" +#include "rtl/ustring.hxx" +#include "sal/types.h" +#include "typelib/typedescription.h" +#include "uno/dispatcher.h" +#include "uno/environment.h" + +namespace com { namespace sun { namespace star { namespace uno { + class XInterface; +} } } } + +namespace bridges { namespace cpp_uno { namespace shared { + +class Bridge; + +extern "C" typedef void SAL_CALL FreeUnoInterfaceProxy( + uno_ExtEnvironment * pEnv, void * pProxy); +FreeUnoInterfaceProxy freeUnoInterfaceProxy; + +// private: +extern "C" typedef void SAL_CALL UnoInterfaceProxyDispatch( + uno_Interface * pUnoI, typelib_TypeDescription const * pMemberDescr, + void * pReturn, void * pArgs[], uno_Any ** ppException); +UnoInterfaceProxyDispatch unoInterfaceProxyDispatch; + // this function is not defined in the generic part, but instead has to be + // defined individually for each CPP--UNO bridge + +// private: +extern "C" typedef void SAL_CALL AcquireProxy(uno_Interface *); +AcquireProxy acquireProxy; + +// private: +extern "C" typedef void SAL_CALL ReleaseProxy(uno_Interface *); +ReleaseProxy releaseProxy; + +/** + * A uno proxy wrapping a cpp interface. + */ +class UnoInterfaceProxy: public uno_Interface { +public: + // Interface for Bridge: + + static UnoInterfaceProxy * create( + Bridge * pBridge, com::sun::star::uno::XInterface * pCppI, + typelib_InterfaceTypeDescription * pTypeDescr, + rtl::OUString const & rOId) SAL_THROW(()); + + // Interface for individual CPP--UNO bridges: + + Bridge * getBridge() { return pBridge; } + com::sun::star::uno::XInterface * getCppI() { return pCppI; } + +private: + UnoInterfaceProxy(UnoInterfaceProxy &); // not implemented + void operator =(UnoInterfaceProxy); // not implemented + + UnoInterfaceProxy( + Bridge * pBridge_, com::sun::star::uno::XInterface * pCppI_, + typelib_InterfaceTypeDescription * pTypeDescr_, + rtl::OUString const & rOId_) SAL_THROW(()); + + ~UnoInterfaceProxy(); + + oslInterlockedCount nRef; + Bridge * pBridge; + + // mapping information + com::sun::star::uno::XInterface * pCppI; // wrapped interface + typelib_InterfaceTypeDescription * pTypeDescr; + rtl::OUString oid; + + friend void SAL_CALL freeUnoInterfaceProxy( + uno_ExtEnvironment * pEnv, void * pProxy); + + friend void SAL_CALL unoInterfaceProxyDispatch( + uno_Interface * pUnoI, typelib_TypeDescription const * pMemberDescr, + void * pReturn, void * pArgs[], uno_Any ** ppException); + + friend void SAL_CALL acquireProxy(uno_Interface * pUnoI); + + friend void SAL_CALL releaseProxy(uno_Interface * pUnoI); +}; + +} } } + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/inc/bridges/cpp_uno/shared/vtablefactory.hxx b/bridges/inc/bridges/cpp_uno/shared/vtablefactory.hxx new file mode 100644 index 000000000000..c21fb7672bc3 --- /dev/null +++ b/bridges/inc/bridges/cpp_uno/shared/vtablefactory.hxx @@ -0,0 +1,218 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef INCLUDED_BRIDGES_CPP_UNO_SHARED_VTABLEFACTORY_HXX +#define INCLUDED_BRIDGES_CPP_UNO_SHARED_VTABLEFACTORY_HXX + +#include "osl/mutex.hxx" +#include "rtl/alloc.h" +#include "rtl/ustring.hxx" +#include "sal/types.h" +#include "typelib/typedescription.hxx" + +#include <boost/unordered_map.hpp> + +/*See: http://people.redhat.com/drepper/selinux-mem.html*/ +#if defined(LINUX) || defined(OPENBSD) || defined(FREEBSD) \ + || defined(NETBSD) || defined(DRAGONFLY) +#define USE_DOUBLE_MMAP +#endif + +namespace bridges { namespace cpp_uno { namespace shared { + +/** Hand out vtable structures for interface type descriptions. + */ +class VtableFactory { +public: + // This structure is not defined in the generic part, but instead has to be + // defined individually for each CPP--UNO bridge: + /** A vtable slot. + */ + struct Slot; + + /** A raw vtable block. + */ + struct Block { + /** The start of the raw vtable block. + + It points to the start of the allocated memory block, whereas the + vtable pointer typically points some bytes into the block (e.g., + skipping an RTTI pointer, see mapBlockToVtable). Also, the block + contains any generated code snippets, after the vtable itself. + */ + void * start; + +#ifdef USE_DOUBLE_MMAP + /** When seperately mmapping the block for writing and executing + exec points to the same memory as start, except start is used + exclusively for writing and exec for executing + */ + void * exec; + + /** File handle for the underlying anonymous file + */ + int fd; +#endif + + /** The size of the raw vtable block, in bytes. + */ + sal_Size size; + }; + + /** The vtable structure corresponding to an interface type. + */ + struct Vtables { + /** The number of blocks/vtables. + */ + sal_Int32 count; + + /** An array of blocks, representing the multiple vtables of a + (multiple-inheritance) type. + + <p>A block is a raw vtable. It points to the start of the allocated + memory block, whereas the vtable pointer typically points some bytes + into the block (e.g., skipping an RTTI pointer, see + mapBlockToVtable). Also, the block contains any generated code + snippets, after the vtable itself.</p> + */ + Block * blocks; + }; + + VtableFactory(); + + ~VtableFactory(); + + /** Given an interface type description, return its corresponding vtable + structure. + */ + Vtables getVtables(typelib_InterfaceTypeDescription * type); + + // This function is not defined in the generic part, but instead has to be + // defined individually for each CPP--UNO bridge: + /** Given a pointer to a block, turn it into a vtable pointer. + */ + static Slot * mapBlockToVtable(void * block); + +private: + class GuardedBlocks; + friend class GuardedBlocks; + + class BaseOffset; + + VtableFactory(VtableFactory &); // not implemented + void operator =(VtableFactory); // not implemented + + bool createBlock(Block &block, sal_Int32 slotCount) const; + + void freeBlock(Block const & block) const; + + void createVtables( + GuardedBlocks & blocks, BaseOffset const & baseOffset, + typelib_InterfaceTypeDescription * type, bool includePrimary) const; + + // This function is not defined in the generic part, but instead has to be + // defined individually for each CPP--UNO bridge: + /** Calculate the size of a raw vtable block. + + @param slotCount the number of virtual function slots the returned + vtable block shall support (if there are any platform-specific slots, + like an RTTI pointer, or a pointer to a destructor, they are not covered + by slotCount) + @return the size of the raw vtable block, in bytes + */ + static sal_Size getBlockSize(sal_Int32 slotCount); + + // This function is not defined in the generic part, but instead has to be + // defined individually for each CPP--UNO bridge: + /** Initialize a raw vtable block. + + @param block the start address of the raw vtable block + @param slotCount the number of slots + @return a pointer past the last vtable slot + */ + static Slot * initializeBlock(void * block, sal_Int32 slotCount); + + // This function is not defined in the generic part, but instead has to be + // defined individually for each CPP--UNO bridge: + /** Fill the vtable slots corresponding to all local (i.e., not inherited) + functions of a given interface type (and generate any necessary code + snippets for them). + + @param slots on input, points past the vtable slot to be filled with + the last virtual function local to the given type; on output, points to + the vtable slot filled with the first virtual function local to the + given type + @param code points to the start of the area where code snippets can be + generated + @param writetoexecdiff when the same code area is mmaped twice, once for + writing for code-generation, and once for code-execution, then this + records the offset from a writable address to its executable address + @param type the interface type description for which to generate vtable + slots + @param functionOffset the function offset of the first vtable slot + (typically coded into the code snippet for that vtable slot) + @param functionCount the number of vtable slots to fill (the number of + local functions of the given type, passed in so that it need not be + recomputed) + @param vtableOffset the offset of this vtable (needed to adjust the + this pointer, typically coded into the code snippets for all the filled + vtable slots) + @return a pointer to the remaining code snippet area + */ + static unsigned char * addLocalFunctions( + Slot ** slots, unsigned char * code, +#ifdef USE_DOUBLE_MMAP + sal_PtrDiff writetoexecdiff, +#endif + typelib_InterfaceTypeDescription const * type, sal_Int32 functionOffset, + sal_Int32 functionCount, sal_Int32 vtableOffset); + + // This function is not defined in the generic part, but instead has to be + // defined individually for each CPP--UNO bridge: + /** Flush all the generated code snippets of a vtable, on platforms that + require it. + + @param begin points to the start of the code snippet area + @param end points behind the end of the code snippet area + */ + static void flushCode( + unsigned char const * begin, unsigned char const * end); + + typedef boost::unordered_map< rtl::OUString, Vtables, rtl::OUStringHash > Map; + + osl::Mutex m_mutex; + Map m_map; + + rtl_arena_type * m_arena; +}; + +} } } + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/bridges/inc/bridges/cpp_uno/shared/vtables.hxx b/bridges/inc/bridges/cpp_uno/shared/vtables.hxx new file mode 100644 index 000000000000..2ea5c7c83121 --- /dev/null +++ b/bridges/inc/bridges/cpp_uno/shared/vtables.hxx @@ -0,0 +1,111 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef INCLUDED_BRIDGES_CPP_UNO_SHARED_VTABLES_HXX +#define INCLUDED_BRIDGES_CPP_UNO_SHARED_VTABLES_HXX + +#include "sal/types.h" +#include "typelib/typedescription.h" + +namespace bridges { namespace cpp_uno { namespace shared { + +/** + * Calculate the number of local functions of an interface type. + * + * <p><em>Local</em> functions are those not inherited from any base types. The + * number of <em>functions</em> is potentially larger than the number of + * <em>members</em>, as each read–write attribute member counts as two + * functions.</p> + * + * @param type a non-null pointer to an interface type description, for which + * <code>typelib_typedescription_complete</code> must already have been + * executed + * @return the number of local functions of the given interface type + */ +sal_Int32 getLocalFunctions(typelib_InterfaceTypeDescription const * type); + +/** + * Calculate the number of primary functions of an interface type. + * + * <p>The number of primary functions of an interface is the number of local + * functions of that interface (see <code>getLocalFunctions</code>), plus the + * number of primary functions of that interface's first base type (if it has at + * least one base type).</p> + * + * @param type a pointer to an interface type description; may be null + * @return the number of primary functions of the given interface type, or zero + * if the given interface type is null + */ +sal_Int32 getPrimaryFunctions(typelib_InterfaceTypeDescription * type); + +/** + * Represents a vtable slot of a C++ class. + */ +struct VtableSlot { + /** + * The offset of the vtable. + * + * <p>Multiple-inheritance C++ classes have more than one vtable. The + * offset is logical (<em>not</em> a byte offset), and must be + * non-negative.</p> + */ + sal_Int32 offset; + + /** + * The index within the vtable. + * + * <p>The index is logical (<em>not</em> a byte offset), and must be + * non-negative.</p> + */ + sal_Int32 index; +}; + +/** + * Calculates the vtable slot associated with an interface attribute member. + * + * @param ifcMember a non-null pointer to an interface attribute member + * description + * @return the vtable slot associated with the given interface member + */ +VtableSlot getVtableSlot( + typelib_InterfaceAttributeTypeDescription const * ifcMember); + +/** + * Calculates the vtable slot associated with an interface method member. + * + * @param ifcMember a non-null pointer to an interface method member description + * @return the vtable slot associated with the given interface member + */ +VtableSlot getVtableSlot( + typelib_InterfaceMethodTypeDescription const * ifcMember); + +} } } + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |