cppcheck/CheckMemoryLeak.h

85 lines
3.1 KiB
C++

/*
* c++check - c/c++ syntax checking
* Copyright (C) 2007 Daniel Marjamäki
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/
*/
//---------------------------------------------------------------------------
#ifndef CheckMemoryLeakH
#define CheckMemoryLeakH
//---------------------------------------------------------------------------
/** \brief Check for memory leaks */
#include "tokenize.h"
#include "settings.h"
#include "errorlogger.h"
#include <list>
#include <vector>
class CheckMemoryLeakClass
{
public:
CheckMemoryLeakClass( const Tokenizer *tokenizer, const Settings &settings, ErrorLogger *errorLogger );
~CheckMemoryLeakClass();
void CheckMemoryLeak();
private:
enum AllocType { No, Malloc, gMalloc, New, NewA, FOPEN, POPEN };
// Extra allocation..
class AllocFunc
{
public:
const char *funcname;
AllocType alloctype;
AllocFunc(const char f[], AllocType a)
{
funcname = f;
alloctype = a;
}
};
void CheckMemoryLeak_ClassMembers_Variable( const std::vector<const char *> &classname, const char varname[] );
void CheckMemoryLeak_ClassMembers_ParseClass( const TOKEN *tok1, std::vector<const char *> &classname );
void CheckMemoryLeak_ClassMembers();
void CheckMemoryLeak_InFunction();
void CheckMemoryLeak_CheckScope( const TOKEN *Tok1, const char varname[] );
void simplifycode(TOKEN *tok);
void erase(TOKEN *begin, const TOKEN *end);
TOKEN *getcode(const TOKEN *tok, std::list<const TOKEN *> callstack, const char varname[], AllocType &alloctype, AllocType &dealloctype);
bool notvar(const TOKEN *tok, const char *varnames[]);
void instoken(TOKEN *tok, const char str[]);
void MemoryLeak( const TOKEN *tok, const char varname[] );
void MismatchError( const TOKEN *Tok1, const std::list<const TOKEN *> &callstack, const char varname[] );
const char * call_func( const TOKEN *tok, std::list<const TOKEN *> callstack, const char *varnames[], AllocType &alloctype, AllocType &dealloctype );
AllocType GetDeallocationType( const TOKEN *tok, const char *varnames[]);
AllocType GetAllocationType( const TOKEN *tok2 );
bool isclass( const TOKEN *typestr );
const Tokenizer *_tokenizer;
ErrorLogger *_errorLogger;
Settings _settings;
std::list<AllocFunc> _listAllocFunc;
};
//---------------------------------------------------------------------------
#endif