monitor/src/ptrace/Breakpoint.h

   1 #ifndef AESALON_MONITOR_BREAKPOINT_H
   2 #define AESALON_MONITOR_BREAKPOINT_H
   3
   4 #include <set>
   5 #include <vector>
   6
   7 #include "Types.h"
   8 #include "BreakpointObserver.h"
   9
  10 namespace Aesalon {
  11 namespace Monitor {
  12 namespace PTrace {
  13
  14 class Breakpoint {
  15 protected:
  16     typedef std::set<Misc::SmartPointer<BreakpointObserver> > observer_list_t;
  17 private:
  18     Word address;
  19     Byte original;
  20     const Byte BREAKPOINT_CHARACTER;
  21     std::size_t id;
  22     bool valid;
  23
  24     observer_list_t observer_list;
  25 public:
  26     Breakpoint(Word address, Byte original);
  27     virtual ~Breakpoint() {}
  28
  29     std::size_t get_id() const { return id; }
  30     Byte get_original() const { return original; }
  31     Word get_address() const { return address; }
  32     Byte get_breakpoint_character() const { return BREAKPOINT_CHARACTER; }
  33
  34     bool is_valid() const { return valid; }
  35     void set_valid(bool new_validity) { valid = new_validity; }
  36
  37     void add_observer(Misc::SmartPointer<BreakpointObserver> observer)
  38         { observer_list.insert(observer); this->set_valid(true); }
  39     void remove_observer(Misc::SmartPointer<BreakpointObserver> observer) {
  40         observer_list_t::iterator i = observer_list.find(observer);
  41         if(i != observer_list.end()) observer_list.erase(i);
  42         if(observer_list.size() == 0) this->set_valid(false);
  43     }
  44
  45     void notify();
  46 };
  47
  48 } // namespace PTrace
  49 } // namespace Monitor
  50 } // namespace Aesalon
  51
  52 #endif