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57 lines
3 KiB
C++
57 lines
3 KiB
C++
/* ###
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* IP: GHIDRA
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/// \file sleighbase.hh
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/// \brief Base class for applications that process SLEIGH format specifications
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#ifndef __SLEIGHBASE__
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#define __SLEIGHBASE__
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#include "translate.hh"
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#include "slghsymbol.hh"
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/// \brief Common core of classes that read or write SLEIGH specification files natively.
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///
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/// This class represents what's in common across the SLEIGH infrastructure between:
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/// - Reading the various SLEIGH specification files
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/// - Building and writing out SLEIGH specification files
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class SleighBase : public Translate {
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vector<string> userop; ///< Names of user-define p-code ops for \b this Translate object
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map<VarnodeData,string> varnode_xref; ///< A map from Varnodes in the \e register space to register names
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protected:
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SubtableSymbol *root; ///< The root SLEIGH decoding symbol
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SymbolTable symtab; ///< The SLEIGH symbol table
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uint4 maxdelayslotbytes; ///< Maximum number of bytes in a delay-slot directive
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uint4 unique_allocatemask; ///< Bits that are guaranteed to be zero in the unique allocation scheme
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uint4 numSections; ///< Number of \e named sections
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void buildXrefs(void); ///< Build register map. Collect user-ops and context-fields.
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void reregisterContext(void); ///< Reregister context fields for a new executable
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void restoreXml(const Element *el); ///< Read a SLEIGH specification from XML
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public:
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SleighBase(void); ///< Construct an uninitialized translator
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bool isInitialized(void) const { return (root != (SubtableSymbol *)0); } ///< Return \b true if \b this is initialized
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virtual ~SleighBase(void) {} ///< Destructor
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virtual void addRegister(const string &nm,AddrSpace *base,uintb offset,int4 size);
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virtual const VarnodeData &getRegister(const string &nm) const;
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virtual string getRegisterName(AddrSpace *base,uintb off,int4 size) const;
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virtual void getAllRegisters(map<VarnodeData,string> ®list) const;
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virtual void getUserOpNames(vector<string> &res) const;
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SleighSymbol *findSymbol(const string &nm) const { return symtab.findSymbol(nm); } ///< Find a specific SLEIGH symbol by name in the current scope
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SleighSymbol *findSymbol(uintm id) const { return symtab.findSymbol(id); } ///< Find a specific SLEIGH symbol by id
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SleighSymbol *findGlobalSymbol(const string &nm) const { return symtab.findGlobalSymbol(nm); } ///< Find a specific global SLEIGH symbol by name
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void saveXml(ostream &s) const; ///< Write out the SLEIGH specification as an XML \<sleigh> tag.
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};
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#endif
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