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//===-- SBTrace.cpp -------------------------------------------------------===//
//
// 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/Process.h"
#include "lldb/Utility/Instrumentation.h"
#include "lldb/API/SBDebugger.h"
#include "lldb/API/SBStructuredData.h"
#include "lldb/API/SBThread.h"
#include "lldb/API/SBTrace.h"
#include "lldb/Core/StructuredDataImpl.h"
#include <memory>
using namespace lldb;
using namespace lldb_private;
using namespace llvm;
SBTrace::SBTrace() { LLDB_INSTRUMENT_VA(this); }
SBTrace::SBTrace(const lldb::TraceSP &trace_sp) : m_opaque_sp(trace_sp) {
LLDB_INSTRUMENT_VA(this, trace_sp);
}
SBTrace SBTrace::LoadTraceFromFile(SBError &error, SBDebugger &debugger,
const SBFileSpec &trace_description_file) {
LLDB_INSTRUMENT_VA(error, debugger, trace_description_file);
Expected<lldb::TraceSP> trace_or_err = Trace::LoadPostMortemTraceFromFile(
debugger.ref(), trace_description_file.ref());
if (!trace_or_err) {
error = Status::FromErrorString(toString(trace_or_err.takeError()).c_str());
return SBTrace();
}
return SBTrace(trace_or_err.get());
}
SBTraceCursor SBTrace::CreateNewCursor(SBError &error, SBThread &thread) {
LLDB_INSTRUMENT_VA(this, error, thread);
if (!m_opaque_sp) {
error = Status::FromErrorString("error: invalid trace");
return SBTraceCursor();
}
if (!thread.get()) {
error = Status::FromErrorString("error: invalid thread");
return SBTraceCursor();
}
if (llvm::Expected<lldb::TraceCursorSP> trace_cursor_sp =
m_opaque_sp->CreateNewCursor(*thread.get())) {
return SBTraceCursor(std::move(*trace_cursor_sp));
} else {
error = Status::FromErrorString(
llvm::toString(trace_cursor_sp.takeError()).c_str());
return SBTraceCursor();
}
}
SBFileSpec SBTrace::SaveToDisk(SBError &error, const SBFileSpec &bundle_dir,
bool compact) {
LLDB_INSTRUMENT_VA(this, error, bundle_dir, compact);
error.Clear();
SBFileSpec file_spec;
if (!m_opaque_sp)
error = Status::FromErrorString("error: invalid trace");
else if (Expected<FileSpec> desc_file =
m_opaque_sp->SaveToDisk(bundle_dir.ref(), compact))
file_spec.SetFileSpec(*desc_file);
else
error =
Status::FromErrorString(llvm::toString(desc_file.takeError()).c_str());
return file_spec;
}
const char *SBTrace::GetStartConfigurationHelp() {
LLDB_INSTRUMENT_VA(this);
if (!m_opaque_sp)
return nullptr;
return ConstString(m_opaque_sp->GetStartConfigurationHelp()).GetCString();
}
SBError SBTrace::Start(const SBStructuredData &configuration) {
LLDB_INSTRUMENT_VA(this, configuration);
SBError error;
if (!m_opaque_sp)
error = Status::FromErrorString("error: invalid trace");
else if (llvm::Error err =
m_opaque_sp->Start(configuration.m_impl_up->GetObjectSP()))
error = Status::FromErrorString(llvm::toString(std::move(err)).c_str());
return error;
}
SBError SBTrace::Start(const SBThread &thread,
const SBStructuredData &configuration) {
LLDB_INSTRUMENT_VA(this, thread, configuration);
SBError error;
if (!m_opaque_sp)
error = Status::FromErrorString("error: invalid trace");
else {
if (llvm::Error err =
m_opaque_sp->Start(std::vector<lldb::tid_t>{thread.GetThreadID()},
configuration.m_impl_up->GetObjectSP()))
error = Status::FromErrorString(llvm::toString(std::move(err)).c_str());
}
return error;
}
SBError SBTrace::Stop() {
LLDB_INSTRUMENT_VA(this);
SBError error;
if (!m_opaque_sp)
error = Status::FromErrorString("error: invalid trace");
else if (llvm::Error err = m_opaque_sp->Stop())
error = Status::FromErrorString(llvm::toString(std::move(err)).c_str());
return error;
}
SBError SBTrace::Stop(const SBThread &thread) {
LLDB_INSTRUMENT_VA(this, thread);
SBError error;
if (!m_opaque_sp)
error = Status::FromErrorString("error: invalid trace");
else if (llvm::Error err = m_opaque_sp->Stop({thread.GetThreadID()}))
error = Status::FromErrorString(llvm::toString(std::move(err)).c_str());
return error;
}
bool SBTrace::IsValid() {
LLDB_INSTRUMENT_VA(this);
return this->operator bool();
}
SBTrace::operator bool() const {
LLDB_INSTRUMENT_VA(this);
return (bool)m_opaque_sp;
}
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