1//===-- SBBroadcaster.cpp -------------------------------------------------===// 2// 3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4// See https://llvm.org/LICENSE.txt for license information. 5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6// 7//===----------------------------------------------------------------------===// 8 9#include "lldb/Utility/Broadcaster.h" 10#include "lldb/Utility/Instrumentation.h" 11 12#include "lldb/API/SBBroadcaster.h" 13#include "lldb/API/SBEvent.h" 14#include "lldb/API/SBListener.h" 15 16using namespace lldb; 17using namespace lldb_private; 18 19SBBroadcaster::SBBroadcaster() { LLDB_INSTRUMENT_VA(this); } 20 21SBBroadcaster::SBBroadcaster(const char *name) 22 : m_opaque_sp(new Broadcaster(nullptr, name)) { 23 LLDB_INSTRUMENT_VA(this, name); 24 25 m_opaque_ptr = m_opaque_sp.get(); 26} 27 28SBBroadcaster::SBBroadcaster(lldb_private::Broadcaster *broadcaster, bool owns) 29 : m_opaque_sp(owns ? broadcaster : nullptr), m_opaque_ptr(broadcaster) {} 30 31SBBroadcaster::SBBroadcaster(const SBBroadcaster &rhs) 32 : m_opaque_sp(rhs.m_opaque_sp), m_opaque_ptr(rhs.m_opaque_ptr) { 33 LLDB_INSTRUMENT_VA(this, rhs); 34} 35 36const SBBroadcaster &SBBroadcaster::operator=(const SBBroadcaster &rhs) { 37 LLDB_INSTRUMENT_VA(this, rhs); 38 39 if (this != &rhs) { 40 m_opaque_sp = rhs.m_opaque_sp; 41 m_opaque_ptr = rhs.m_opaque_ptr; 42 } 43 return *this; 44} 45 46SBBroadcaster::~SBBroadcaster() { reset(nullptr, false); } 47 48void SBBroadcaster::BroadcastEventByType(uint32_t event_type, bool unique) { 49 LLDB_INSTRUMENT_VA(this, event_type, unique); 50 51 if (m_opaque_ptr == nullptr) 52 return; 53 54 if (unique) 55 m_opaque_ptr->BroadcastEventIfUnique(event_type); 56 else 57 m_opaque_ptr->BroadcastEvent(event_type); 58} 59 60void SBBroadcaster::BroadcastEvent(const SBEvent &event, bool unique) { 61 LLDB_INSTRUMENT_VA(this, event, unique); 62 63 if (m_opaque_ptr == nullptr) 64 return; 65 66 EventSP event_sp = event.GetSP(); 67 if (unique) 68 m_opaque_ptr->BroadcastEventIfUnique(event_sp); 69 else 70 m_opaque_ptr->BroadcastEvent(event_sp); 71} 72 73void SBBroadcaster::AddInitialEventsToListener(const SBListener &listener, 74 uint32_t requested_events) { 75 LLDB_INSTRUMENT_VA(this, listener, requested_events); 76 77 if (m_opaque_ptr) 78 m_opaque_ptr->AddInitialEventsToListener(listener.m_opaque_sp, 79 requested_events); 80} 81 82uint32_t SBBroadcaster::AddListener(const SBListener &listener, 83 uint32_t event_mask) { 84 LLDB_INSTRUMENT_VA(this, listener, event_mask); 85 86 if (m_opaque_ptr) 87 return m_opaque_ptr->AddListener(listener.m_opaque_sp, event_mask); 88 return 0; 89} 90 91const char *SBBroadcaster::GetName() const { 92 LLDB_INSTRUMENT_VA(this); 93 94 if (m_opaque_ptr) 95 return ConstString(m_opaque_ptr->GetBroadcasterName()).GetCString(); 96 return nullptr; 97} 98 99bool SBBroadcaster::EventTypeHasListeners(uint32_t event_type) { 100 LLDB_INSTRUMENT_VA(this, event_type); 101 102 if (m_opaque_ptr) 103 return m_opaque_ptr->EventTypeHasListeners(event_type); 104 return false; 105} 106 107bool SBBroadcaster::RemoveListener(const SBListener &listener, 108 uint32_t event_mask) { 109 LLDB_INSTRUMENT_VA(this, listener, event_mask); 110 111 if (m_opaque_ptr) 112 return m_opaque_ptr->RemoveListener(listener.m_opaque_sp, event_mask); 113 return false; 114} 115 116Broadcaster *SBBroadcaster::get() const { return m_opaque_ptr; } 117 118void SBBroadcaster::reset(Broadcaster *broadcaster, bool owns) { 119 if (owns) 120 m_opaque_sp.reset(broadcaster); 121 else 122 m_opaque_sp.reset(); 123 m_opaque_ptr = broadcaster; 124} 125 126bool SBBroadcaster::IsValid() const { 127 LLDB_INSTRUMENT_VA(this); 128 return this->operator bool(); 129} 130SBBroadcaster::operator bool() const { 131 LLDB_INSTRUMENT_VA(this); 132 133 return m_opaque_ptr != nullptr; 134} 135 136void SBBroadcaster::Clear() { 137 LLDB_INSTRUMENT_VA(this); 138 139 m_opaque_sp.reset(); 140 m_opaque_ptr = nullptr; 141} 142 143bool SBBroadcaster::operator==(const SBBroadcaster &rhs) const { 144 LLDB_INSTRUMENT_VA(this, rhs); 145 146 return m_opaque_ptr == rhs.m_opaque_ptr; 147} 148 149bool SBBroadcaster::operator!=(const SBBroadcaster &rhs) const { 150 LLDB_INSTRUMENT_VA(this, rhs); 151 152 return m_opaque_ptr != rhs.m_opaque_ptr; 153} 154 155bool SBBroadcaster::operator<(const SBBroadcaster &rhs) const { 156 LLDB_INSTRUMENT_VA(this, rhs); 157 158 return m_opaque_ptr < rhs.m_opaque_ptr; 159} 160