65 lines
2.2 KiB
C++
65 lines
2.2 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2009 Daniel Marjamäki, Reijo Tomperi, Nicolas Le Cam,
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* Leandro Penz, Kimmo Varis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/
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*/
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//---------------------------------------------------------------------------
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#ifndef CheckBufferOverrunH
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#define CheckBufferOverrunH
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//---------------------------------------------------------------------------
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#include "settings.h"
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#include <list>
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class ErrorLogger;
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class Token;
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class Tokenizer;
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class CheckBufferOverrunClass
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{
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public:
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CheckBufferOverrunClass(const Tokenizer *tokenizer, const Settings &settings, ErrorLogger *errorLogger);
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~CheckBufferOverrunClass();
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/** Check for buffer overruns */
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void bufferOverrun();
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private:
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/** Check for buffer overruns - locate struct variables and check them with the .._CheckScope function */
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void CheckBufferOverrun_StructVariable();
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/** Check for buffer overruns - locate global variables and local function variables and check them with the .._CheckScope function */
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void CheckBufferOverrun_GlobalAndLocalVariable();
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/** Check for buffer overruns - this is the function that performs the actual checking */
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void CheckBufferOverrun_CheckScope(const Token *tok, const char *varname[], const int size, const int total_size, unsigned int varid);
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const Tokenizer *_tokenizer;
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const Settings _settings;
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ErrorLogger *_errorLogger;
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/** callstack - used during intra-function checking */
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std::list<const Token *> _callStack;
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void arrayIndexOutOfBounds(const Token *tok);
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};
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//---------------------------------------------------------------------------
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#endif
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