147 lines
4.3 KiB
C++
147 lines
4.3 KiB
C++
//===-- SBTrace.cpp -------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "lldb/Target/Process.h"
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#include "lldb/Utility/Instrumentation.h"
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#include "lldb/API/SBDebugger.h"
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#include "lldb/API/SBStructuredData.h"
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#include "lldb/API/SBThread.h"
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#include "lldb/API/SBTrace.h"
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#include "lldb/Core/StructuredDataImpl.h"
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#include <memory>
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using namespace lldb;
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using namespace lldb_private;
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using namespace llvm;
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SBTrace::SBTrace() { LLDB_INSTRUMENT_VA(this); }
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SBTrace::SBTrace(const lldb::TraceSP &trace_sp) : m_opaque_sp(trace_sp) {
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LLDB_INSTRUMENT_VA(this, trace_sp);
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}
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SBTrace SBTrace::LoadTraceFromFile(SBError &error, SBDebugger &debugger,
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const SBFileSpec &trace_description_file) {
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LLDB_INSTRUMENT_VA(error, debugger, trace_description_file);
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Expected<lldb::TraceSP> trace_or_err = Trace::LoadPostMortemTraceFromFile(
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debugger.ref(), trace_description_file.ref());
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if (!trace_or_err) {
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error.SetErrorString(toString(trace_or_err.takeError()).c_str());
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return SBTrace();
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}
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return SBTrace(trace_or_err.get());
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}
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SBTraceCursor SBTrace::CreateNewCursor(SBError &error, SBThread &thread) {
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LLDB_INSTRUMENT_VA(this, error, thread);
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if (!m_opaque_sp) {
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error.SetErrorString("error: invalid trace");
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return SBTraceCursor();
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}
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if (!thread.get()) {
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error.SetErrorString("error: invalid thread");
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return SBTraceCursor();
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}
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if (llvm::Expected<lldb::TraceCursorSP> trace_cursor_sp =
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m_opaque_sp->CreateNewCursor(*thread.get())) {
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return SBTraceCursor(std::move(*trace_cursor_sp));
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} else {
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error.SetErrorString(llvm::toString(trace_cursor_sp.takeError()).c_str());
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return SBTraceCursor();
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}
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}
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SBFileSpec SBTrace::SaveToDisk(SBError &error, const SBFileSpec &bundle_dir,
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bool compact) {
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LLDB_INSTRUMENT_VA(this, error, bundle_dir, compact);
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error.Clear();
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SBFileSpec file_spec;
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if (!m_opaque_sp)
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error.SetErrorString("error: invalid trace");
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else if (Expected<FileSpec> desc_file =
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m_opaque_sp->SaveToDisk(bundle_dir.ref(), compact))
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file_spec.SetFileSpec(*desc_file);
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else
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error.SetErrorString(llvm::toString(desc_file.takeError()).c_str());
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return file_spec;
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}
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const char *SBTrace::GetStartConfigurationHelp() {
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LLDB_INSTRUMENT_VA(this);
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return m_opaque_sp ? m_opaque_sp->GetStartConfigurationHelp() : nullptr;
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}
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SBError SBTrace::Start(const SBStructuredData &configuration) {
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LLDB_INSTRUMENT_VA(this, configuration);
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SBError error;
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if (!m_opaque_sp)
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error.SetErrorString("error: invalid trace");
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else if (llvm::Error err =
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m_opaque_sp->Start(configuration.m_impl_up->GetObjectSP()))
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error.SetErrorString(llvm::toString(std::move(err)).c_str());
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return error;
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}
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SBError SBTrace::Start(const SBThread &thread,
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const SBStructuredData &configuration) {
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LLDB_INSTRUMENT_VA(this, thread, configuration);
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SBError error;
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if (!m_opaque_sp)
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error.SetErrorString("error: invalid trace");
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else {
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if (llvm::Error err =
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m_opaque_sp->Start(std::vector<lldb::tid_t>{thread.GetThreadID()},
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configuration.m_impl_up->GetObjectSP()))
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error.SetErrorString(llvm::toString(std::move(err)).c_str());
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}
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return error;
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}
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SBError SBTrace::Stop() {
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LLDB_INSTRUMENT_VA(this);
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SBError error;
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if (!m_opaque_sp)
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error.SetErrorString("error: invalid trace");
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else if (llvm::Error err = m_opaque_sp->Stop())
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error.SetErrorString(llvm::toString(std::move(err)).c_str());
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return error;
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}
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SBError SBTrace::Stop(const SBThread &thread) {
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LLDB_INSTRUMENT_VA(this, thread);
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SBError error;
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if (!m_opaque_sp)
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error.SetErrorString("error: invalid trace");
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else if (llvm::Error err = m_opaque_sp->Stop({thread.GetThreadID()}))
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error.SetErrorString(llvm::toString(std::move(err)).c_str());
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return error;
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}
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bool SBTrace::IsValid() {
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LLDB_INSTRUMENT_VA(this);
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return this->operator bool();
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}
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SBTrace::operator bool() const {
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LLDB_INSTRUMENT_VA(this);
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return (bool)m_opaque_sp;
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}
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