src/kits/debugger/model/Breakpoint.cpp

   1 /*
   2  * Copyright 2009, Ingo Weinhold, ingo_weinhold@gmx.de.
   3  * Distributed under the terms of the MIT License.
   4  */
   5
   6 #include "Breakpoint.h"
   7
   8
   9 // #pragma mark - BreakpointClient
  10
  11
  12 BreakpointClient::~BreakpointClient()
  13 {
  14 }
  15
  16
  17 // #pragma mark - Breakpoint
  18
  19
  20 Breakpoint::Breakpoint(Image* image, target_addr_t address)
  21         :
  22         fAddress(address),
  23         fImage(image),
  24         fInstalled(false)
  25 {
  26 }
  27
  28
  29 Breakpoint::~Breakpoint()
  30 {
  31 }
  32
  33
  34 void
  35 Breakpoint::SetInstalled(bool installed)
  36 {
  37         fInstalled = installed;
  38 }
  39
  40
  41 bool
  42 Breakpoint::ShouldBeInstalled() const
  43 {
  44         if (!fClients.IsEmpty())
  45                 return true;
  46
  47         return !fClients.IsEmpty() || HasEnabledUserBreakpoint();
  48 }
  49
  50
  51 bool
  52 Breakpoint::IsUnused() const
  53 {
  54         return fClients.IsEmpty() && fUserBreakpoints.IsEmpty();
  55 }
  56
  57
  58 bool
  59 Breakpoint::HasEnabledUserBreakpoint() const
  60 {
  61         for (UserBreakpointInstanceList::ConstIterator it
  62                                 = fUserBreakpoints.GetIterator();
  63                         UserBreakpointInstance* instance = it.Next();) {
  64                 if (instance->GetUserBreakpoint()->IsEnabled())
  65                         return true;
  66         }
  67
  68         return false;
  69 }
  70
  71
  72 void
  73 Breakpoint::AddUserBreakpoint(UserBreakpointInstance* instance)
  74 {
  75         fUserBreakpoints.Add(instance);
  76 }
  77
  78
  79 void
  80 Breakpoint::RemoveUserBreakpoint(UserBreakpointInstance* instance)
  81 {
  82         fUserBreakpoints.Remove(instance);
  83 }
  84
  85
  86 bool
  87 Breakpoint::AddClient(BreakpointClient* client)
  88 {
  89         return fClients.AddItem(client);
  90 }
  91
  92
  93 void
  94 Breakpoint::RemoveClient(BreakpointClient* client)
  95 {
  96         fClients.RemoveItem(client);
  97 }
  98
  99
 100 /*static*/ int
 101 Breakpoint::CompareBreakpoints(const Breakpoint* a, const Breakpoint* b)
 102 {
 103         if (a->Address() < b->Address())
 104                 return -1;
 105         return a->Address() == b->Address() ? 0 : 1;
 106 }
 107
 108
 109 /*static*/ int
 110 Breakpoint::CompareAddressBreakpoint(const target_addr_t* address,
 111         const Breakpoint* breakpoint)
 112 {
 113         if (*address < breakpoint->Address())
 114                 return -1;
 115         return *address == breakpoint->Address() ? 0 : 1;
 116 }