GDBRemoteCommunication::PacketResult
GDBRemoteCommunication::GetAck ()
{
StringExtractorGDBRemote packet;
PacketResult result = WaitForPacketWithTimeoutMicroSecondsNoLock (packet, GetPacketTimeoutInMicroSeconds ());
if (result == PacketResult::Success)
{
if (packet.GetResponseType() == StringExtractorGDBRemote::ResponseType::eAck)
return PacketResult::Success;
else
return PacketResult::ErrorSendAck;
}
return result;
}
const UnixSignalsSP &
PlatformRemoteGDBServer::GetRemoteUnixSignals()
{
if (!IsConnected())
return Platform::GetRemoteUnixSignals();
if (m_remote_signals_sp)
return m_remote_signals_sp;
// If packet not implemented or JSON failed to parse,
// we'll guess the signal set based on the remote architecture.
m_remote_signals_sp = UnixSignals::Create(GetRemoteSystemArchitecture());
const char packet[] = "jSignalsInfo";
StringExtractorGDBRemote response;
auto result = m_gdb_client.SendPacketAndWaitForResponse(
packet, strlen(packet), response, false);
if (result != decltype(result)::Success ||
response.GetResponseType() != response.eResponse)
return m_remote_signals_sp;
auto object_sp = StructuredData::ParseJSON(response.GetStringRef());
if (!object_sp || !object_sp->IsValid())
return m_remote_signals_sp;
auto array_sp = object_sp->GetAsArray();
if (!array_sp || !array_sp->IsValid())
return m_remote_signals_sp;
auto remote_signals_sp = std::make_shared<lldb_private::GDBRemoteSignals>();
bool done = array_sp->ForEach(
[&remote_signals_sp](StructuredData::Object *object) -> bool
{
if (!object || !object->IsValid())
return false;
auto dict = object->GetAsDictionary();
if (!dict || !dict->IsValid())
return false;
// Signal number and signal name are required.
int signo;
if (!dict->GetValueForKeyAsInteger("signo", signo))
return false;
std::string name;
if (!dict->GetValueForKeyAsString("name", name))
return false;
// We can live without short_name, description, etc.
std::string short_name{""};
auto object_sp = dict->GetValueForKey("short_name");
if (object_sp && object_sp->IsValid())
short_name = object_sp->GetStringValue();
bool suppress{false};
object_sp = dict->GetValueForKey("suppress");
if (object_sp && object_sp->IsValid())
suppress = object_sp->GetBooleanValue();
bool stop{false};
object_sp = dict->GetValueForKey("stop");
if (object_sp && object_sp->IsValid())
stop = object_sp->GetBooleanValue();
bool notify{false};
object_sp = dict->GetValueForKey("notify");
if (object_sp && object_sp->IsValid())
notify = object_sp->GetBooleanValue();
std::string description{""};
object_sp = dict->GetValueForKey("description");
if (object_sp && object_sp->IsValid())
description = object_sp->GetStringValue();
remote_signals_sp->AddSignal(signo,
name.c_str(),
short_name.c_str(),
suppress, stop, notify,
description.c_str());
return true;
});
if (done)
m_remote_signals_sp = std::move(remote_signals_sp);
return m_remote_signals_sp;
}