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| //===-- ThreadSpec.cpp ------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "lldb/Target/ThreadSpec.h"
#include "lldb/Target/Thread.h"
#include "lldb/Utility/StructuredData.h"
using namespace lldb;
using namespace lldb_private;
const char *ThreadSpec::g_option_names[static_cast<uint32_t>(
ThreadSpec::OptionNames::LastOptionName)]{"Index", "ID", "Name",
"QueueName"};
ThreadSpec::ThreadSpec()
: m_index(UINT32_MAX), m_tid(LLDB_INVALID_THREAD_ID), m_name(),
m_queue_name() {}
std::unique_ptr<ThreadSpec> ThreadSpec::CreateFromStructuredData(
const StructuredData::Dictionary &spec_dict, Status &error) {
uint32_t index = UINT32_MAX;
lldb::tid_t tid = LLDB_INVALID_THREAD_ID;
llvm::StringRef name;
llvm::StringRef queue_name;
std::unique_ptr<ThreadSpec> thread_spec_up(new ThreadSpec());
bool success = spec_dict.GetValueForKeyAsInteger(
GetKey(OptionNames::ThreadIndex), index);
if (success)
thread_spec_up->SetIndex(index);
success =
spec_dict.GetValueForKeyAsInteger(GetKey(OptionNames::ThreadID), tid);
if (success)
thread_spec_up->SetTID(tid);
success =
spec_dict.GetValueForKeyAsString(GetKey(OptionNames::ThreadName), name);
if (success)
thread_spec_up->SetName(name);
success = spec_dict.GetValueForKeyAsString(GetKey(OptionNames::ThreadName),
queue_name);
if (success)
thread_spec_up->SetQueueName(queue_name);
return thread_spec_up;
}
StructuredData::ObjectSP ThreadSpec::SerializeToStructuredData() {
StructuredData::DictionarySP data_dict_sp(new StructuredData::Dictionary());
if (m_index != UINT32_MAX)
data_dict_sp->AddIntegerItem(GetKey(OptionNames::ThreadIndex), m_index);
if (m_tid != LLDB_INVALID_THREAD_ID)
data_dict_sp->AddIntegerItem(GetKey(OptionNames::ThreadID), m_tid);
if (!m_name.empty())
data_dict_sp->AddStringItem(GetKey(OptionNames::ThreadName), m_name);
if (!m_queue_name.empty())
data_dict_sp->AddStringItem(GetKey(OptionNames::QueueName), m_queue_name);
return data_dict_sp;
}
const char *ThreadSpec::GetName() const {
return m_name.empty() ? nullptr : m_name.c_str();
}
const char *ThreadSpec::GetQueueName() const {
return m_queue_name.empty() ? nullptr : m_queue_name.c_str();
}
bool ThreadSpec::TIDMatches(Thread &thread) const {
if (m_tid == LLDB_INVALID_THREAD_ID)
return true;
lldb::tid_t thread_id = thread.GetID();
return TIDMatches(thread_id);
}
bool ThreadSpec::IndexMatches(Thread &thread) const {
if (m_index == UINT32_MAX)
return true;
uint32_t index = thread.GetIndexID();
return IndexMatches(index);
}
bool ThreadSpec::NameMatches(Thread &thread) const {
if (m_name.empty())
return true;
const char *name = thread.GetName();
return NameMatches(name);
}
bool ThreadSpec::QueueNameMatches(Thread &thread) const {
if (m_queue_name.empty())
return true;
const char *queue_name = thread.GetQueueName();
return QueueNameMatches(queue_name);
}
bool ThreadSpec::ThreadPassesBasicTests(Thread &thread) const {
if (!HasSpecification())
return true;
if (!TIDMatches(thread))
return false;
if (!IndexMatches(thread))
return false;
if (!NameMatches(thread))
return false;
if (!QueueNameMatches(thread))
return false;
return true;
}
bool ThreadSpec::HasSpecification() const {
return (m_index != UINT32_MAX || m_tid != LLDB_INVALID_THREAD_ID ||
!m_name.empty() || !m_queue_name.empty());
}
void ThreadSpec::GetDescription(Stream *s, lldb::DescriptionLevel level) const {
if (!HasSpecification()) {
if (level == eDescriptionLevelBrief) {
s->PutCString("thread spec: no ");
}
} else {
if (level == eDescriptionLevelBrief) {
s->PutCString("thread spec: yes ");
} else {
if (GetTID() != LLDB_INVALID_THREAD_ID)
s->Printf("tid: 0x%" PRIx64 " ", GetTID());
if (GetIndex() != UINT32_MAX)
s->Printf("index: %d ", GetIndex());
const char *name = GetName();
if (name)
s->Printf("thread name: \"%s\" ", name);
const char *queue_name = GetQueueName();
if (queue_name)
s->Printf("queue name: \"%s\" ", queue_name);
}
}
}
|