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 
21 SBBroadcaster::SBBroadcaster () :
22     m_opaque_sp (),
23     m_opaque_ptr (NULL)
24 {
25 }
26 
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, static_cast<void*>(m_opaque_ptr));
37 }
38 
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                      static_cast<void*>(broadcaster), owns,
48                      static_cast<void*>(m_opaque_ptr));
49 }
50 
51 SBBroadcaster::SBBroadcaster (const SBBroadcaster &rhs) :
52     m_opaque_sp (rhs.m_opaque_sp),
53     m_opaque_ptr (rhs.m_opaque_ptr)
54 {
55 }
56 
57 const SBBroadcaster &
58 SBBroadcaster::operator = (const SBBroadcaster &rhs)
59 {
60     if (this != &rhs)
61     {
62         m_opaque_sp = rhs.m_opaque_sp;
63         m_opaque_ptr = rhs.m_opaque_ptr;
64     }
65     return *this;
66 }
67 
68 SBBroadcaster::~SBBroadcaster()
69 {
70     reset (NULL, false);
71 }
72 
73 void
74 SBBroadcaster::BroadcastEventByType (uint32_t event_type, bool unique)
75 {
76     Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
77 
78     if (log)
79         log->Printf ("SBBroadcaster(%p)::BroadcastEventByType (event_type=0x%8.8x, unique=%i)",
80                      static_cast<void*>(m_opaque_ptr), event_type, unique);
81 
82     if (m_opaque_ptr == NULL)
83         return;
84 
85     if (unique)
86         m_opaque_ptr->BroadcastEventIfUnique (event_type);
87     else
88         m_opaque_ptr->BroadcastEvent (event_type);
89 }
90 
91 void
92 SBBroadcaster::BroadcastEvent (const SBEvent &event, bool unique)
93 {
94     Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
95 
96     if (log)
97         log->Printf ("SBBroadcaster(%p)::BroadcastEventByType (SBEvent(%p), unique=%i)",
98                      static_cast<void*>(m_opaque_ptr),
99                      static_cast<void*>(event.get()), unique);
100 
101     if (m_opaque_ptr == NULL)
102         return;
103 
104     EventSP event_sp = event.GetSP ();
105     if (unique)
106         m_opaque_ptr->BroadcastEventIfUnique (event_sp);
107     else
108         m_opaque_ptr->BroadcastEvent (event_sp);
109 }
110 
111 void
112 SBBroadcaster::AddInitialEventsToListener (const SBListener &listener, uint32_t requested_events)
113 {
114     Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
115     if (log)
116         log->Printf ("SBBroadcaster(%p)::AddInitialEventsToListener (SBListener(%p), event_mask=0x%8.8x)",
117                      static_cast<void*>(m_opaque_ptr),
118                      static_cast<void*>(listener.get()), requested_events);
119     if (m_opaque_ptr)
120         m_opaque_ptr->AddInitialEventsToListener (listener.get(), requested_events);
121 }
122 
123 uint32_t
124 SBBroadcaster::AddListener (const SBListener &listener, uint32_t event_mask)
125 {
126     if (m_opaque_ptr)
127         return m_opaque_ptr->AddListener (listener.get(), event_mask);
128     return 0;
129 }
130 
131 const char *
132 SBBroadcaster::GetName () const
133 {
134     if (m_opaque_ptr)
135         return m_opaque_ptr->GetBroadcasterName().GetCString();
136     return NULL;
137 }
138 
139 bool
140 SBBroadcaster::EventTypeHasListeners (uint32_t event_type)
141 {
142     if (m_opaque_ptr)
143         return m_opaque_ptr->EventTypeHasListeners (event_type);
144     return false;
145 }
146 
147 bool
148 SBBroadcaster::RemoveListener (const SBListener &listener, uint32_t event_mask)
149 {
150     if (m_opaque_ptr)
151         return m_opaque_ptr->RemoveListener (listener.get(), event_mask);
152     return false;
153 }
154 
155 Broadcaster *
156 SBBroadcaster::get () const
157 {
158     return m_opaque_ptr;
159 }
160 
161 void
162 SBBroadcaster::reset (Broadcaster *broadcaster, bool owns)
163 {
164     if (owns)
165         m_opaque_sp.reset (broadcaster);
166     else
167         m_opaque_sp.reset ();
168     m_opaque_ptr = broadcaster;
169 }
170 
171 
172 bool
173 SBBroadcaster::IsValid () const
174 {
175     return m_opaque_ptr != NULL;
176 }
177 
178 void
179 SBBroadcaster::Clear ()
180 {
181     m_opaque_sp.reset();
182     m_opaque_ptr = NULL;
183 }
184 
185 bool
186 SBBroadcaster::operator == (const SBBroadcaster &rhs) const
187 {
188     return m_opaque_ptr == rhs.m_opaque_ptr;
189 
190 }
191 
192 bool
193 SBBroadcaster::operator != (const SBBroadcaster &rhs) const
194 {
195     return m_opaque_ptr != rhs.m_opaque_ptr;
196 }
197 
198 bool
199 SBBroadcaster::operator < (const SBBroadcaster &rhs) const
200 {
201     return m_opaque_ptr < rhs.m_opaque_ptr;
202 }
203