1 //===-- SBBroadcaster.cpp ---------------------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #include "lldb/Core/Broadcaster.h"
11 #include "lldb/Core/Log.h"
12 
13 #include "lldb/API/SBBroadcaster.h"
14 #include "lldb/API/SBListener.h"
15 #include "lldb/API/SBEvent.h"
16 
17 using namespace lldb;
18 using namespace lldb_private;
19 
20 
SBBroadcaster()21 SBBroadcaster::SBBroadcaster () :
22     m_opaque_sp (),
23     m_opaque_ptr (NULL)
24 {
25 }
26 
SBBroadcaster(const char * name)27 SBBroadcaster::SBBroadcaster (const char *name) :
28     m_opaque_sp (new Broadcaster (NULL, name)),
29     m_opaque_ptr (NULL)
30 {
31     m_opaque_ptr = m_opaque_sp.get();
32     Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API | LIBLLDB_LOG_VERBOSE));
33 
34     if (log)
35         log->Printf ("SBBroadcaster::SBBroadcaster (name=\"%s\") => SBBroadcaster(%p)",
36                      name, m_opaque_ptr);
37 }
38 
SBBroadcaster(lldb_private::Broadcaster * broadcaster,bool owns)39 SBBroadcaster::SBBroadcaster (lldb_private::Broadcaster *broadcaster, bool owns) :
40     m_opaque_sp (owns ? broadcaster : NULL),
41     m_opaque_ptr (broadcaster)
42 {
43     Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API | LIBLLDB_LOG_VERBOSE));
44 
45     if (log)
46         log->Printf ("SBBroadcaster::SBBroadcaster (broadcaster=%p, bool owns=%i) => SBBroadcaster(%p)",
47                      broadcaster, owns, m_opaque_ptr);
48 }
49 
SBBroadcaster(const SBBroadcaster & rhs)50 SBBroadcaster::SBBroadcaster (const SBBroadcaster &rhs) :
51     m_opaque_sp (rhs.m_opaque_sp),
52     m_opaque_ptr (rhs.m_opaque_ptr)
53 {
54 }
55 
56 const SBBroadcaster &
operator =(const SBBroadcaster & rhs)57 SBBroadcaster::operator = (const SBBroadcaster &rhs)
58 {
59     if (this != &rhs)
60     {
61         m_opaque_sp = rhs.m_opaque_sp;
62         m_opaque_ptr = rhs.m_opaque_ptr;
63     }
64     return *this;
65 }
66 
~SBBroadcaster()67 SBBroadcaster::~SBBroadcaster()
68 {
69     reset (NULL, false);
70 }
71 
72 void
BroadcastEventByType(uint32_t event_type,bool unique)73 SBBroadcaster::BroadcastEventByType (uint32_t event_type, bool unique)
74 {
75     Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
76 
77     if (log)
78         log->Printf ("SBBroadcaster(%p)::BroadcastEventByType (event_type=0x%8.8x, unique=%i)", m_opaque_ptr, event_type, unique);
79 
80     if (m_opaque_ptr == NULL)
81         return;
82 
83     if (unique)
84         m_opaque_ptr->BroadcastEventIfUnique (event_type);
85     else
86         m_opaque_ptr->BroadcastEvent (event_type);
87 }
88 
89 void
BroadcastEvent(const SBEvent & event,bool unique)90 SBBroadcaster::BroadcastEvent (const SBEvent &event, bool unique)
91 {
92     Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
93 
94     if (log)
95         log->Printf ("SBBroadcaster(%p)::BroadcastEventByType (SBEvent(%p), unique=%i)", m_opaque_ptr, event.get(), unique);
96 
97     if (m_opaque_ptr == NULL)
98         return;
99 
100     EventSP event_sp = event.GetSP ();
101     if (unique)
102         m_opaque_ptr->BroadcastEventIfUnique (event_sp);
103     else
104         m_opaque_ptr->BroadcastEvent (event_sp);
105 }
106 
107 void
AddInitialEventsToListener(const SBListener & listener,uint32_t requested_events)108 SBBroadcaster::AddInitialEventsToListener (const SBListener &listener, uint32_t requested_events)
109 {
110     Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
111     if (log)
112         log->Printf ("SBBroadcaster(%p)::AddInitialEventsToListener (SBListener(%p), event_mask=0x%8.8x)", m_opaque_ptr, listener.get(), requested_events);
113     if (m_opaque_ptr)
114         m_opaque_ptr->AddInitialEventsToListener (listener.get(), requested_events);
115 }
116 
117 uint32_t
AddListener(const SBListener & listener,uint32_t event_mask)118 SBBroadcaster::AddListener (const SBListener &listener, uint32_t event_mask)
119 {
120     if (m_opaque_ptr)
121         return m_opaque_ptr->AddListener (listener.get(), event_mask);
122     return 0;
123 }
124 
125 const char *
GetName() const126 SBBroadcaster::GetName () const
127 {
128     if (m_opaque_ptr)
129         return m_opaque_ptr->GetBroadcasterName().GetCString();
130     return NULL;
131 }
132 
133 bool
EventTypeHasListeners(uint32_t event_type)134 SBBroadcaster::EventTypeHasListeners (uint32_t event_type)
135 {
136     if (m_opaque_ptr)
137         return m_opaque_ptr->EventTypeHasListeners (event_type);
138     return false;
139 }
140 
141 bool
RemoveListener(const SBListener & listener,uint32_t event_mask)142 SBBroadcaster::RemoveListener (const SBListener &listener, uint32_t event_mask)
143 {
144     if (m_opaque_ptr)
145         return m_opaque_ptr->RemoveListener (listener.get(), event_mask);
146     return false;
147 }
148 
149 Broadcaster *
get() const150 SBBroadcaster::get () const
151 {
152     return m_opaque_ptr;
153 }
154 
155 void
reset(Broadcaster * broadcaster,bool owns)156 SBBroadcaster::reset (Broadcaster *broadcaster, bool owns)
157 {
158     if (owns)
159         m_opaque_sp.reset (broadcaster);
160     else
161         m_opaque_sp.reset ();
162     m_opaque_ptr = broadcaster;
163 }
164 
165 
166 bool
IsValid() const167 SBBroadcaster::IsValid () const
168 {
169     return m_opaque_ptr != NULL;
170 }
171 
172 void
Clear()173 SBBroadcaster::Clear ()
174 {
175     m_opaque_sp.reset();
176     m_opaque_ptr = NULL;
177 }
178 
179 bool
operator ==(const SBBroadcaster & rhs) const180 SBBroadcaster::operator == (const SBBroadcaster &rhs) const
181 {
182     return m_opaque_ptr == rhs.m_opaque_ptr;
183 
184 }
185 
186 bool
operator !=(const SBBroadcaster & rhs) const187 SBBroadcaster::operator != (const SBBroadcaster &rhs) const
188 {
189     return m_opaque_ptr != rhs.m_opaque_ptr;
190 }
191 
192 bool
operator <(const SBBroadcaster & rhs) const193 SBBroadcaster::operator < (const SBBroadcaster &rhs) const
194 {
195     return m_opaque_ptr < rhs.m_opaque_ptr;
196 }
197