taint_parser.h

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/*******************************************************************\
 
Module: Taint Parser
 
Author: Daniel Kroening, kroening@kroening.com
 
\*******************************************************************/

 
#ifndef CPROVER_GOTO_ANALYZER_TAINT_PARSER_H
#define CPROVER_GOTO_ANALYZER_TAINT_PARSER_H
 
#include <string>
#include <list>
#include <iosfwd>
 
#include <util/irep.h>
 
class message_handlert;
 
class taint_parse_treet
{
public:
  class rulet
  {
  public:
    enum { SOURCE, SINK, SANITIZER } kind;
    enum { THIS, PARAMETER, RETURN_VALUE } where;
 
    bool is_source() const
    {
      return kind==SOURCE;
    }
 
    bool is_sink() const
    {
      return kind==SINK;
    }
 
    bool is_sanitizer() const
    {
      return kind==SANITIZER;
    }
 
    irep_idt id;
    irep_idt function_identifier;
    irep_idt taint;
    unsigned parameter_number; // the first one is '1'
    std::string message;
 
    void output(std::ostream &) const;
 
    rulet():
      parameter_number(0)
      // The other class members are initialized by taint_parser().
    {
    }
  };
 
  typedef std::list<rulet> rulest;
  rulest rules;
 
  void output(std::ostream &) const;
};
 
bool taint_parser(
  const std::string &taint_file_name,
  taint_parse_treet &,
  message_handlert &);
 
#endif // CPROVER_GOTO_ANALYZER_TAINT_PARSER_H