/* -*- 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 . */ #ifndef INCLUDED_CODEMAKER_SOURCE_JAVAMAKER_CLASSFILE_HXX #define INCLUDED_CODEMAKER_SOURCE_JAVAMAKER_CLASSFILE_HXX #include <codemaker/unotype.hxx> #include <sal/types.h> #include <map> #include <memory> #include <utility> #include <vector> class FileStream; namespace codemaker::javamaker { class ClassFile { public: enum AccessFlags { ACC_PUBLIC = 0x0001, ACC_PRIVATE = 0x0002, ACC_STATIC = 0x0008, ACC_FINAL = 0x0010, ACC_SUPER = 0x0020, ACC_VARARGS = 0x0080, ACC_INTERFACE = 0x0200, ACC_ABSTRACT = 0x0400, ACC_SYNTHETIC = 0x1000 }; class Code { public: typedef std::vector< unsigned char >::size_type Branch; typedef std::vector< unsigned char >::size_type Position; ~Code(); void instrAastore(); void instrAconstNull(); void instrAnewarray(rtl::OString const & type); void instrAreturn(); void instrAthrow(); void instrCheckcast(rtl::OString const & type); void instrDup(); void instrGetstatic( rtl::OString const & type, rtl::OString const & name, rtl::OString const & descriptor); Branch instrIfAcmpne(); Branch instrIfeq(); Branch instrIfnull(); void instrInstanceof(rtl::OString const & type); void instrInvokeinterface( rtl::OString const & type, rtl::OString const & name, rtl::OString const & descriptor, sal_uInt8 args); void instrInvokespecial( rtl::OString const & type, rtl::OString const & name, rtl::OString const & descriptor); void instrInvokestatic( rtl::OString const & type, rtl::OString const & name, rtl::OString const & descriptor); void instrInvokevirtual( rtl::OString const & type, rtl::OString const & name, rtl::OString const & descriptor); void instrLookupswitch( Code const * defaultBlock, std::vector< std::pair< sal_Int32, Code * > > const & blocks); void instrNew(rtl::OString const & type); void instrNewarray(codemaker::UnoType::Sort sort); void instrPop(); void instrPutfield( rtl::OString const & type, rtl::OString const & name, rtl::OString const & descriptor); void instrPutstatic( rtl::OString const & type, rtl::OString const & name, rtl::OString const & descriptor); void instrReturn(); void instrSwap(); void instrTableswitch( Code const * defaultBlock, sal_Int32 low, std::vector< std::unique_ptr<Code> > const & blocks); void loadIntegerConstant(sal_Int32 value); void loadStringConstant(rtl::OString const & value); void loadLocalInteger(sal_uInt16 index); void loadLocalLong(sal_uInt16 index); void loadLocalFloat(sal_uInt16 index); void loadLocalDouble(sal_uInt16 index); void loadLocalReference(sal_uInt16 index); void storeLocalReference(sal_uInt16 index); void branchHere(Branch branch); void addException( Position start, Position end, Position handler, rtl::OString const & type); void setMaxStackAndLocals(sal_uInt16 maxStack, sal_uInt16 maxLocals) { m_maxStack = maxStack; m_maxLocals = maxLocals; } Position getPosition() const; private: Code(Code const &) = delete; Code& operator =(const Code&) = delete; explicit Code(ClassFile & classFile); void ldc(sal_uInt16 index); void accessLocal( sal_uInt16 index, sal_uInt8 fastOp, sal_uInt8 normalOp); ClassFile & m_classFile; sal_uInt16 m_maxStack; sal_uInt16 m_maxLocals; std::vector< unsigned char > m_code; sal_uInt16 m_exceptionTableLength; std::vector< unsigned char > m_exceptionTable; friend class ClassFile; }; ClassFile( AccessFlags accessFlags, rtl::OString const & thisClass, rtl::OString const & superClass, rtl::OString const & signature); ~ClassFile(); std::unique_ptr<Code> newCode(); sal_uInt16 addIntegerInfo(sal_Int32 value); sal_uInt16 addFloatInfo(float value); sal_uInt16 addLongInfo(sal_Int64 value); sal_uInt16 addDoubleInfo(double value); void addInterface(rtl::OString const & interface); void addField( AccessFlags accessFlags, rtl::OString const & name, rtl::OString const & descriptor, sal_uInt16 constantValueIndex, rtl::OString const & signature); void addMethod( AccessFlags accessFlags, rtl::OString const & name, rtl::OString const & descriptor, Code const * code, std::vector< rtl::OString > const & exceptions, rtl::OString const & signature); void write(FileStream & file) const; //TODO private: typedef std::map< rtl::OString, sal_uInt16 > Map; ClassFile(ClassFile const &) = delete; ClassFile& operator =(const ClassFile&) = delete; sal_uInt16 nextConstantPoolIndex(sal_uInt16 width); sal_uInt16 addUtf8Info(rtl::OString const & value); sal_uInt16 addClassInfo(rtl::OString const & type); sal_uInt16 addStringInfo(rtl::OString const & value); sal_uInt16 addFieldrefInfo( rtl::OString const & type, rtl::OString const & name, rtl::OString const & descriptor); sal_uInt16 addMethodrefInfo( rtl::OString const & type, rtl::OString const & name, rtl::OString const & descriptor); sal_uInt16 addInterfaceMethodrefInfo( rtl::OString const & type, rtl::OString const & name, rtl::OString const & descriptor); sal_uInt16 addNameAndTypeInfo( rtl::OString const & name, rtl::OString const & descriptor); void appendSignatureAttribute( std::vector< unsigned char > & stream, rtl::OString const & signature); sal_uInt16 m_constantPoolCount; std::vector< unsigned char > m_constantPool; std::map< rtl::OString, sal_uInt16 > m_utf8Infos; std::map< sal_Int32, sal_uInt16 > m_integerInfos; std::map< sal_Int64, sal_uInt16 > m_longInfos; std::map< float, sal_uInt16 > m_floatInfos; std::map< double, sal_uInt16 > m_doubleInfos; std::map< sal_uInt16, sal_uInt16 > m_classInfos; std::map< sal_uInt16, sal_uInt16 > m_stringInfos; std::map< sal_uInt32, sal_uInt16 > m_fieldrefInfos; std::map< sal_uInt32, sal_uInt16 > m_methodrefInfos; std::map< sal_uInt32, sal_uInt16 > m_interfaceMethodrefInfos; std::map< sal_uInt32, sal_uInt16 > m_nameAndTypeInfos; AccessFlags m_accessFlags; sal_uInt16 m_thisClass; sal_uInt16 m_superClass; sal_uInt16 m_interfacesCount; std::vector< unsigned char > m_interfaces; sal_uInt16 m_fieldsCount; std::vector< unsigned char > m_fields; sal_uInt16 m_methodsCount; std::vector< unsigned char > m_methods; sal_uInt16 m_attributesCount; std::vector< unsigned char > m_attributes; friend class Code; }; } #endif // INCLUDED_CODEMAKER_SOURCE_JAVAMAKER_CLASSFILE_HXX /* vim:set shiftwidth=4 softtabstop=4 expandtab: */