cppcheck/lib/ctu.h

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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2018 Cppcheck team.
*
* 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 ctuH
#define ctuH
//---------------------------------------------------------------------------
#include "check.h"
#include "valueflow.h"
/// @addtogroup Core
/// @{
/** @brief Whole program analysis (ctu=Cross Translation Unit) */
namespace CTU {
class CPPCHECKLIB FileInfo : public Check::FileInfo {
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public:
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enum InvalidValueType { null, uninit };
std::string toString() const OVERRIDE;
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struct Location {
Location() = default;
Location(const Tokenizer *tokenizer, const Token *tok);
Location(const std::string &fileName, unsigned int linenr) : fileName(fileName), linenr(linenr) {}
std::string fileName;
unsigned int linenr;
};
struct UnsafeUsage {
UnsafeUsage() = default;
UnsafeUsage(const std::string &myId, unsigned int myArgNr, const std::string &myArgumentName, const Location &location) : myId(myId), myArgNr(myArgNr), myArgumentName(myArgumentName), location(location) {}
std::string myId;
unsigned int myArgNr;
std::string myArgumentName;
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Location location;
std::string toString() const;
};
class CallBase {
public:
CallBase() = default;
CallBase(const std::string &callId, int callArgNr, const std::string &callFunctionName, const Location &loc)
: callId(callId), callArgNr(callArgNr), callFunctionName(callFunctionName), location(loc)
{}
CallBase(const Tokenizer *tokenizer, const Token *callToken);
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virtual ~CallBase() {}
std::string callId;
int callArgNr;
std::string callFunctionName;
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Location location;
protected:
std::string toBaseXmlString() const;
bool loadBaseFromXml(const tinyxml2::XMLElement *xmlElement);
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};
class FunctionCall : public CallBase {
public:
std::string callArgumentExpression;
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MathLib::bigint callArgValue;
ValueFlow::Value::ValueType callValueType;
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std::vector<ErrorLogger::ErrorMessage::FileLocation> callValuePath;
bool warning;
std::string toXmlString() const;
bool loadFromXml(const tinyxml2::XMLElement *xmlElement);
};
class NestedCall : public CallBase {
public:
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NestedCall() = default;
NestedCall(const std::string &myId, unsigned int myArgNr, const std::string &callId, unsigned int callArgnr, const std::string &callFunctionName, const Location &location)
: CallBase(callId, callArgnr, callFunctionName, location),
myId(myId),
myArgNr(myArgNr) {
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}
NestedCall(const Tokenizer *tokenizer, const Function *myFunction, const Token *callToken);
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std::string toXmlString() const;
bool loadFromXml(const tinyxml2::XMLElement *xmlElement);
std::string myId;
unsigned int myArgNr;
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};
std::list<FunctionCall> functionCalls;
std::list<NestedCall> nestedCalls;
void loadFromXml(const tinyxml2::XMLElement *xmlElement);
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std::map<std::string, std::list<const CallBase *>> getCallsMap() const;
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std::list<ErrorLogger::ErrorMessage::FileLocation> getErrorPath(InvalidValueType invalidValue,
const UnsafeUsage &unsafeUsage,
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const std::map<std::string, std::list<const CallBase *>> &callsMap,
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const char info[],
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const FunctionCall * * const functionCallPtr,
bool warning) const;
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};
CPPCHECKLIB std::string toString(const std::list<FileInfo::UnsafeUsage> &unsafeUsage);
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CPPCHECKLIB std::string getFunctionId(const Tokenizer *tokenizer, const Function *function);
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/** @brief Parse current TU and extract file info */
CPPCHECKLIB FileInfo *getFileInfo(const Tokenizer *tokenizer);
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CPPCHECKLIB std::list<FileInfo::UnsafeUsage> getUnsafeUsage(const Tokenizer *tokenizer, const Settings *settings, const Check *check, bool (*isUnsafeUsage)(const Check *check, const Token *argtok));
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CPPCHECKLIB std::list<FileInfo::UnsafeUsage> loadUnsafeUsageListFromXml(const tinyxml2::XMLElement *xmlElement);
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}
/// @}
//---------------------------------------------------------------------------
#endif // ctuH