| //===-- SBListener.cpp ------------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "lldb/API/SBListener.h" |
| #include "lldb/API/SBBroadcaster.h" |
| #include "lldb/API/SBDebugger.h" |
| #include "lldb/API/SBEvent.h" |
| #include "lldb/API/SBStream.h" |
| #include "lldb/Core/Broadcaster.h" |
| #include "lldb/Core/Debugger.h" |
| #include "lldb/Core/Listener.h" |
| #include "lldb/Utility/Log.h" |
| #include "lldb/Utility/StreamString.h" |
| |
| using namespace lldb; |
| using namespace lldb_private; |
| |
| SBListener::SBListener() : m_opaque_sp(), m_unused_ptr(NULL) {} |
| |
| SBListener::SBListener(const char *name) |
| : m_opaque_sp(Listener::MakeListener(name)), m_unused_ptr(nullptr) { |
| Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API)); |
| |
| if (log) |
| log->Printf("SBListener::SBListener (name=\"%s\") => SBListener(%p)", name, |
| static_cast<void *>(m_opaque_sp.get())); |
| } |
| |
| SBListener::SBListener(const SBListener &rhs) |
| : m_opaque_sp(rhs.m_opaque_sp), m_unused_ptr(nullptr) {} |
| |
| const lldb::SBListener &SBListener::operator=(const lldb::SBListener &rhs) { |
| if (this != &rhs) { |
| m_opaque_sp = rhs.m_opaque_sp; |
| m_unused_ptr = nullptr; |
| } |
| return *this; |
| } |
| |
| SBListener::SBListener(const lldb::ListenerSP &listener_sp) |
| : m_opaque_sp(listener_sp), m_unused_ptr(nullptr) {} |
| |
| SBListener::~SBListener() {} |
| |
| bool SBListener::IsValid() const { return m_opaque_sp != nullptr; } |
| |
| void SBListener::AddEvent(const SBEvent &event) { |
| EventSP &event_sp = event.GetSP(); |
| if (event_sp) |
| m_opaque_sp->AddEvent(event_sp); |
| } |
| |
| void SBListener::Clear() { |
| if (m_opaque_sp) |
| m_opaque_sp->Clear(); |
| } |
| |
| uint32_t SBListener::StartListeningForEventClass(SBDebugger &debugger, |
| const char *broadcaster_class, |
| uint32_t event_mask) { |
| if (m_opaque_sp) { |
| Debugger *lldb_debugger = debugger.get(); |
| if (!lldb_debugger) |
| return 0; |
| BroadcastEventSpec event_spec(ConstString(broadcaster_class), event_mask); |
| return m_opaque_sp->StartListeningForEventSpec( |
| lldb_debugger->GetBroadcasterManager(), event_spec); |
| } else |
| return 0; |
| } |
| |
| bool SBListener::StopListeningForEventClass(SBDebugger &debugger, |
| const char *broadcaster_class, |
| uint32_t event_mask) { |
| if (m_opaque_sp) { |
| Debugger *lldb_debugger = debugger.get(); |
| if (!lldb_debugger) |
| return false; |
| BroadcastEventSpec event_spec(ConstString(broadcaster_class), event_mask); |
| return m_opaque_sp->StopListeningForEventSpec( |
| lldb_debugger->GetBroadcasterManager(), event_spec); |
| } else |
| return false; |
| } |
| |
| uint32_t SBListener::StartListeningForEvents(const SBBroadcaster &broadcaster, |
| uint32_t event_mask) { |
| uint32_t acquired_event_mask = 0; |
| if (m_opaque_sp && broadcaster.IsValid()) { |
| acquired_event_mask = |
| m_opaque_sp->StartListeningForEvents(broadcaster.get(), event_mask); |
| } |
| |
| Log *log = lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API); |
| if (log) { |
| StreamString sstr_requested; |
| StreamString sstr_acquired; |
| |
| Broadcaster *lldb_broadcaster = broadcaster.get(); |
| if (lldb_broadcaster) { |
| const bool got_requested_names = |
| lldb_broadcaster->GetEventNames(sstr_requested, event_mask, false); |
| const bool got_acquired_names = lldb_broadcaster->GetEventNames( |
| sstr_acquired, acquired_event_mask, false); |
| log->Printf("SBListener(%p)::StartListeneingForEvents " |
| "(SBBroadcaster(%p): %s, event_mask=0x%8.8x%s%s%s) => " |
| "0x%8.8x%s%s%s", |
| static_cast<void *>(m_opaque_sp.get()), |
| static_cast<void *>(lldb_broadcaster), |
| lldb_broadcaster->GetBroadcasterName().GetCString(), |
| event_mask, got_requested_names ? " (" : "", |
| sstr_requested.GetData(), got_requested_names ? ")" : "", |
| acquired_event_mask, got_acquired_names ? " (" : "", |
| sstr_acquired.GetData(), got_acquired_names ? ")" : ""); |
| } else { |
| log->Printf("SBListener(%p)::StartListeneingForEvents " |
| "(SBBroadcaster(%p), event_mask=0x%8.8x) => 0x%8.8x", |
| static_cast<void *>(m_opaque_sp.get()), |
| static_cast<void *>(lldb_broadcaster), event_mask, |
| acquired_event_mask); |
| } |
| } |
| |
| return acquired_event_mask; |
| } |
| |
| bool SBListener::StopListeningForEvents(const SBBroadcaster &broadcaster, |
| uint32_t event_mask) { |
| if (m_opaque_sp && broadcaster.IsValid()) { |
| return m_opaque_sp->StopListeningForEvents(broadcaster.get(), event_mask); |
| } |
| return false; |
| } |
| |
| bool SBListener::WaitForEvent(uint32_t timeout_secs, SBEvent &event) { |
| Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API)); |
| if (log) { |
| if (timeout_secs == UINT32_MAX) { |
| log->Printf("SBListener(%p)::WaitForEvent (timeout_secs=INFINITE, " |
| "SBEvent(%p))...", |
| static_cast<void *>(m_opaque_sp.get()), |
| static_cast<void *>(event.get())); |
| } else { |
| log->Printf( |
| "SBListener(%p)::WaitForEvent (timeout_secs=%d, SBEvent(%p))...", |
| static_cast<void *>(m_opaque_sp.get()), timeout_secs, |
| static_cast<void *>(event.get())); |
| } |
| } |
| bool success = false; |
| |
| if (m_opaque_sp) { |
| Timeout<std::micro> timeout(llvm::None); |
| if (timeout_secs != UINT32_MAX) { |
| assert(timeout_secs != 0); // Take this out after all calls with timeout |
| // set to zero have been removed.... |
| timeout = std::chrono::seconds(timeout_secs); |
| } |
| EventSP event_sp; |
| if (m_opaque_sp->GetEvent(event_sp, timeout)) { |
| event.reset(event_sp); |
| success = true; |
| } |
| } |
| |
| if (log) { |
| if (timeout_secs == UINT32_MAX) { |
| log->Printf("SBListener(%p)::WaitForEvent (timeout_secs=INFINITE, " |
| "SBEvent(%p)) => %i", |
| static_cast<void *>(m_opaque_sp.get()), |
| static_cast<void *>(event.get()), success); |
| } else { |
| log->Printf( |
| "SBListener(%p)::WaitForEvent (timeout_secs=%d, SBEvent(%p)) => %i", |
| static_cast<void *>(m_opaque_sp.get()), timeout_secs, |
| static_cast<void *>(event.get()), success); |
| } |
| } |
| if (!success) |
| event.reset(NULL); |
| return success; |
| } |
| |
| bool SBListener::WaitForEventForBroadcaster(uint32_t num_seconds, |
| const SBBroadcaster &broadcaster, |
| SBEvent &event) { |
| if (m_opaque_sp && broadcaster.IsValid()) { |
| Timeout<std::micro> timeout(llvm::None); |
| if (num_seconds != UINT32_MAX) |
| timeout = std::chrono::seconds(num_seconds); |
| EventSP event_sp; |
| if (m_opaque_sp->GetEventForBroadcaster(broadcaster.get(), event_sp, |
| timeout)) { |
| event.reset(event_sp); |
| return true; |
| } |
| } |
| event.reset(NULL); |
| return false; |
| } |
| |
| bool SBListener::WaitForEventForBroadcasterWithType( |
| uint32_t num_seconds, const SBBroadcaster &broadcaster, |
| uint32_t event_type_mask, SBEvent &event) { |
| if (m_opaque_sp && broadcaster.IsValid()) { |
| Timeout<std::micro> timeout(llvm::None); |
| if (num_seconds != UINT32_MAX) |
| timeout = std::chrono::seconds(num_seconds); |
| EventSP event_sp; |
| if (m_opaque_sp->GetEventForBroadcasterWithType( |
| broadcaster.get(), event_type_mask, event_sp, timeout)) { |
| event.reset(event_sp); |
| return true; |
| } |
| } |
| event.reset(NULL); |
| return false; |
| } |
| |
| bool SBListener::PeekAtNextEvent(SBEvent &event) { |
| if (m_opaque_sp) { |
| event.reset(m_opaque_sp->PeekAtNextEvent()); |
| return event.IsValid(); |
| } |
| event.reset(NULL); |
| return false; |
| } |
| |
| bool SBListener::PeekAtNextEventForBroadcaster(const SBBroadcaster &broadcaster, |
| SBEvent &event) { |
| if (m_opaque_sp && broadcaster.IsValid()) { |
| event.reset(m_opaque_sp->PeekAtNextEventForBroadcaster(broadcaster.get())); |
| return event.IsValid(); |
| } |
| event.reset(NULL); |
| return false; |
| } |
| |
| bool SBListener::PeekAtNextEventForBroadcasterWithType( |
| const SBBroadcaster &broadcaster, uint32_t event_type_mask, |
| SBEvent &event) { |
| if (m_opaque_sp && broadcaster.IsValid()) { |
| event.reset(m_opaque_sp->PeekAtNextEventForBroadcasterWithType( |
| broadcaster.get(), event_type_mask)); |
| return event.IsValid(); |
| } |
| event.reset(NULL); |
| return false; |
| } |
| |
| bool SBListener::GetNextEvent(SBEvent &event) { |
| if (m_opaque_sp) { |
| EventSP event_sp; |
| if (m_opaque_sp->GetEvent(event_sp, std::chrono::seconds(0))) { |
| event.reset(event_sp); |
| return true; |
| } |
| } |
| event.reset(NULL); |
| return false; |
| } |
| |
| bool SBListener::GetNextEventForBroadcaster(const SBBroadcaster &broadcaster, |
| SBEvent &event) { |
| if (m_opaque_sp && broadcaster.IsValid()) { |
| EventSP event_sp; |
| if (m_opaque_sp->GetEventForBroadcaster(broadcaster.get(), event_sp, |
| std::chrono::seconds(0))) { |
| event.reset(event_sp); |
| return true; |
| } |
| } |
| event.reset(NULL); |
| return false; |
| } |
| |
| bool SBListener::GetNextEventForBroadcasterWithType( |
| const SBBroadcaster &broadcaster, uint32_t event_type_mask, |
| SBEvent &event) { |
| if (m_opaque_sp && broadcaster.IsValid()) { |
| EventSP event_sp; |
| if (m_opaque_sp->GetEventForBroadcasterWithType(broadcaster.get(), |
| event_type_mask, event_sp, |
| std::chrono::seconds(0))) { |
| event.reset(event_sp); |
| return true; |
| } |
| } |
| event.reset(NULL); |
| return false; |
| } |
| |
| bool SBListener::HandleBroadcastEvent(const SBEvent &event) { |
| if (m_opaque_sp) |
| return m_opaque_sp->HandleBroadcastEvent(event.GetSP()); |
| return false; |
| } |
| |
| lldb::ListenerSP SBListener::GetSP() { return m_opaque_sp; } |
| |
| Listener *SBListener::operator->() const { return m_opaque_sp.get(); } |
| |
| Listener *SBListener::get() const { return m_opaque_sp.get(); } |
| |
| void SBListener::reset(ListenerSP listener_sp) { |
| m_opaque_sp = listener_sp; |
| m_unused_ptr = nullptr; |
| } |