monitor/src/ptrace/Breakpoint.cpp

   1 #include "Breakpoint.h"
   2 #include "BreakpointReference.h"
   3
   4 namespace Aesalon {
   5 namespace Monitor {
   6 namespace PTrace {
   7
   8 Breakpoint::Breakpoint(Word address, Byte original)
   9     : address(address), original(original),
  10 #if AESALON_PLATFORM == AESALON_PLATFORM_x86
  11         BREAKPOINT_CHARACTER(0xcc),
  12 #elif AESALON_PLATFORM == AESALON_PLATFORM_x86_64
  13         BREAKPOINT_CHARACTER(0xcc),
  14 #endif
  15     valid(true)
  16 {
  17     static std::size_t last_id = 0;
  18     id = ++last_id;
  19
  20 }
  21
  22 void Breakpoint::notify() {
  23     if(observer_list.size() == 0) {
  24         set_valid(false);
  25         return;
  26     }
  27     int last_size = observer_list.size();
  28     for(int x = 0; x < last_size && observer_list.size(); x ++) {
  29         observer_list_t::iterator i = observer_list.begin();
  30         for(int y = 0; y < x; y ++) i ++;
  31         if((*i).is_valid()) (*i)->handle_breakpoint(BreakpointReference(this));
  32         if((unsigned)last_size != observer_list.size()) x --;
  33     }
  34 }
  35
  36 } // namespace PTrace
  37 } // namespace Monitor
  38 } // namespace Aesalon