xref: /openbsd/gnu/llvm/lldb/source/API/SBDebugger.cpp (revision f6aab3d8)
1 //===-- SBDebugger.cpp ----------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "lldb/API/SBDebugger.h"
10 #include "SystemInitializerFull.h"
11 #include "lldb/Utility/Instrumentation.h"
12 #include "lldb/Utility/LLDBLog.h"
13 
14 #include "lldb/API/SBBroadcaster.h"
15 #include "lldb/API/SBCommandInterpreter.h"
16 #include "lldb/API/SBCommandInterpreterRunOptions.h"
17 #include "lldb/API/SBCommandReturnObject.h"
18 #include "lldb/API/SBError.h"
19 #include "lldb/API/SBEvent.h"
20 #include "lldb/API/SBFile.h"
21 #include "lldb/API/SBFrame.h"
22 #include "lldb/API/SBListener.h"
23 #include "lldb/API/SBProcess.h"
24 #include "lldb/API/SBSourceManager.h"
25 #include "lldb/API/SBStream.h"
26 #include "lldb/API/SBStringList.h"
27 #include "lldb/API/SBStructuredData.h"
28 #include "lldb/API/SBTarget.h"
29 #include "lldb/API/SBThread.h"
30 #include "lldb/API/SBTrace.h"
31 #include "lldb/API/SBTypeCategory.h"
32 #include "lldb/API/SBTypeFilter.h"
33 #include "lldb/API/SBTypeFormat.h"
34 #include "lldb/API/SBTypeNameSpecifier.h"
35 #include "lldb/API/SBTypeSummary.h"
36 #include "lldb/API/SBTypeSynthetic.h"
37 
38 #include "lldb/Core/Debugger.h"
39 #include "lldb/Core/DebuggerEvents.h"
40 #include "lldb/Core/PluginManager.h"
41 #include "lldb/Core/Progress.h"
42 #include "lldb/Core/StreamFile.h"
43 #include "lldb/Core/StructuredDataImpl.h"
44 #include "lldb/DataFormatters/DataVisualization.h"
45 #include "lldb/Host/Config.h"
46 #include "lldb/Host/XML.h"
47 #include "lldb/Initialization/SystemLifetimeManager.h"
48 #include "lldb/Interpreter/CommandInterpreter.h"
49 #include "lldb/Interpreter/OptionArgParser.h"
50 #include "lldb/Interpreter/OptionGroupPlatform.h"
51 #include "lldb/Target/Process.h"
52 #include "lldb/Target/TargetList.h"
53 #include "lldb/Utility/Args.h"
54 #include "lldb/Utility/Diagnostics.h"
55 #include "lldb/Utility/State.h"
56 #include "lldb/Version/Version.h"
57 
58 #include "llvm/ADT/STLExtras.h"
59 #include "llvm/ADT/StringRef.h"
60 #include "llvm/Support/DynamicLibrary.h"
61 #include "llvm/Support/ManagedStatic.h"
62 #include "llvm/Support/PrettyStackTrace.h"
63 #include "llvm/Support/Signals.h"
64 
65 using namespace lldb;
66 using namespace lldb_private;
67 
LoadPlugin(const lldb::DebuggerSP & debugger_sp,const FileSpec & spec,Status & error)68 static llvm::sys::DynamicLibrary LoadPlugin(const lldb::DebuggerSP &debugger_sp,
69                                             const FileSpec &spec,
70                                             Status &error) {
71   llvm::sys::DynamicLibrary dynlib =
72       llvm::sys::DynamicLibrary::getPermanentLibrary(spec.GetPath().c_str());
73   if (dynlib.isValid()) {
74     typedef bool (*LLDBCommandPluginInit)(lldb::SBDebugger & debugger);
75 
76     lldb::SBDebugger debugger_sb(debugger_sp);
77     // This calls the bool lldb::PluginInitialize(lldb::SBDebugger debugger)
78     // function.
79     // TODO: mangle this differently for your system - on OSX, the first
80     // underscore needs to be removed and the second one stays
81     LLDBCommandPluginInit init_func =
82         (LLDBCommandPluginInit)(uintptr_t)dynlib.getAddressOfSymbol(
83             "_ZN4lldb16PluginInitializeENS_10SBDebuggerE");
84     if (init_func) {
85       if (init_func(debugger_sb))
86         return dynlib;
87       else
88         error.SetErrorString("plug-in refused to load "
89                              "(lldb::PluginInitialize(lldb::SBDebugger) "
90                              "returned false)");
91     } else {
92       error.SetErrorString("plug-in is missing the required initialization: "
93                            "lldb::PluginInitialize(lldb::SBDebugger)");
94     }
95   } else {
96     if (FileSystem::Instance().Exists(spec))
97       error.SetErrorString("this file does not represent a loadable dylib");
98     else
99       error.SetErrorString("no such file");
100   }
101   return llvm::sys::DynamicLibrary();
102 }
103 
104 static llvm::ManagedStatic<SystemLifetimeManager> g_debugger_lifetime;
105 
Initialize(lldb::SBDebugger & sb_debugger,unsigned long (* callback)(void *,lldb::SBInputReader *,lldb::InputReaderAction,char const *,unsigned long),void * a,lldb::InputReaderGranularity b,char const * c,char const * d,bool e)106 SBError SBInputReader::Initialize(
107     lldb::SBDebugger &sb_debugger,
108     unsigned long (*callback)(void *, lldb::SBInputReader *,
109                               lldb::InputReaderAction, char const *,
110                               unsigned long),
111     void *a, lldb::InputReaderGranularity b, char const *c, char const *d,
112     bool e) {
113   LLDB_INSTRUMENT_VA(this, sb_debugger, callback, a, b, c, d, e);
114 
115   return SBError();
116 }
117 
SetIsDone(bool b)118 void SBInputReader::SetIsDone(bool b) { LLDB_INSTRUMENT_VA(this, b); }
119 
IsActive() const120 bool SBInputReader::IsActive() const {
121   LLDB_INSTRUMENT_VA(this);
122 
123   return false;
124 }
125 
SBDebugger()126 SBDebugger::SBDebugger() { LLDB_INSTRUMENT_VA(this); }
127 
SBDebugger(const lldb::DebuggerSP & debugger_sp)128 SBDebugger::SBDebugger(const lldb::DebuggerSP &debugger_sp)
129     : m_opaque_sp(debugger_sp) {
130   LLDB_INSTRUMENT_VA(this, debugger_sp);
131 }
132 
SBDebugger(const SBDebugger & rhs)133 SBDebugger::SBDebugger(const SBDebugger &rhs) : m_opaque_sp(rhs.m_opaque_sp) {
134   LLDB_INSTRUMENT_VA(this, rhs);
135 }
136 
137 SBDebugger::~SBDebugger() = default;
138 
operator =(const SBDebugger & rhs)139 SBDebugger &SBDebugger::operator=(const SBDebugger &rhs) {
140   LLDB_INSTRUMENT_VA(this, rhs);
141 
142   if (this != &rhs) {
143     m_opaque_sp = rhs.m_opaque_sp;
144   }
145   return *this;
146 }
147 
GetBroadcasterClass()148 const char *SBDebugger::GetBroadcasterClass() {
149   LLDB_INSTRUMENT();
150 
151   return Debugger::GetStaticBroadcasterClass().AsCString();
152 }
153 
GetProgressFromEvent(const lldb::SBEvent & event,uint64_t & progress_id,uint64_t & completed,uint64_t & total,bool & is_debugger_specific)154 const char *SBDebugger::GetProgressFromEvent(const lldb::SBEvent &event,
155                                              uint64_t &progress_id,
156                                              uint64_t &completed,
157                                              uint64_t &total,
158                                              bool &is_debugger_specific) {
159   LLDB_INSTRUMENT_VA(event);
160   const ProgressEventData *progress_data =
161       ProgressEventData::GetEventDataFromEvent(event.get());
162   if (progress_data == nullptr)
163     return nullptr;
164   progress_id = progress_data->GetID();
165   completed = progress_data->GetCompleted();
166   total = progress_data->GetTotal();
167   is_debugger_specific = progress_data->IsDebuggerSpecific();
168   return progress_data->GetMessage().c_str();
169 }
170 
171 lldb::SBStructuredData
GetDiagnosticFromEvent(const lldb::SBEvent & event)172 SBDebugger::GetDiagnosticFromEvent(const lldb::SBEvent &event) {
173   LLDB_INSTRUMENT_VA(event);
174 
175   const DiagnosticEventData *diagnostic_data =
176       DiagnosticEventData::GetEventDataFromEvent(event.get());
177   if (!diagnostic_data)
178     return {};
179 
180   auto dictionary = std::make_unique<StructuredData::Dictionary>();
181   dictionary->AddStringItem("message", diagnostic_data->GetMessage());
182   dictionary->AddStringItem("type", diagnostic_data->GetPrefix());
183   dictionary->AddBooleanItem("debugger_specific",
184                              diagnostic_data->IsDebuggerSpecific());
185 
186   SBStructuredData data;
187   data.m_impl_up->SetObjectSP(std::move(dictionary));
188   return data;
189 }
190 
GetBroadcaster()191 SBBroadcaster SBDebugger::GetBroadcaster() {
192   LLDB_INSTRUMENT_VA(this);
193   SBBroadcaster broadcaster(&m_opaque_sp->GetBroadcaster(), false);
194   return broadcaster;
195 }
196 
Initialize()197 void SBDebugger::Initialize() {
198   LLDB_INSTRUMENT();
199   SBError ignored = SBDebugger::InitializeWithErrorHandling();
200 }
201 
InitializeWithErrorHandling()202 lldb::SBError SBDebugger::InitializeWithErrorHandling() {
203   LLDB_INSTRUMENT();
204 
205   SBError error;
206   if (auto e = g_debugger_lifetime->Initialize(
207           std::make_unique<SystemInitializerFull>(), LoadPlugin)) {
208     error.SetError(Status(std::move(e)));
209   }
210   return error;
211 }
212 
PrintStackTraceOnError()213 void SBDebugger::PrintStackTraceOnError() {
214   LLDB_INSTRUMENT();
215 
216   llvm::EnablePrettyStackTrace();
217   static std::string executable =
218       llvm::sys::fs::getMainExecutable(nullptr, nullptr);
219   llvm::sys::PrintStackTraceOnErrorSignal(executable);
220 }
221 
DumpDiagnostics(void * cookie)222 static void DumpDiagnostics(void *cookie) {
223   Diagnostics::Instance().Dump(llvm::errs());
224 }
225 
PrintDiagnosticsOnError()226 void SBDebugger::PrintDiagnosticsOnError() {
227   LLDB_INSTRUMENT();
228 
229   llvm::sys::AddSignalHandler(&DumpDiagnostics, nullptr);
230 }
231 
Terminate()232 void SBDebugger::Terminate() {
233   LLDB_INSTRUMENT();
234 
235   g_debugger_lifetime->Terminate();
236 }
237 
Clear()238 void SBDebugger::Clear() {
239   LLDB_INSTRUMENT_VA(this);
240 
241   if (m_opaque_sp)
242     m_opaque_sp->ClearIOHandlers();
243 
244   m_opaque_sp.reset();
245 }
246 
Create()247 SBDebugger SBDebugger::Create() {
248   LLDB_INSTRUMENT();
249 
250   return SBDebugger::Create(false, nullptr, nullptr);
251 }
252 
Create(bool source_init_files)253 SBDebugger SBDebugger::Create(bool source_init_files) {
254   LLDB_INSTRUMENT_VA(source_init_files);
255 
256   return SBDebugger::Create(source_init_files, nullptr, nullptr);
257 }
258 
Create(bool source_init_files,lldb::LogOutputCallback callback,void * baton)259 SBDebugger SBDebugger::Create(bool source_init_files,
260                               lldb::LogOutputCallback callback, void *baton)
261 
262 {
263   LLDB_INSTRUMENT_VA(source_init_files, callback, baton);
264 
265   SBDebugger debugger;
266 
267   // Currently we have issues if this function is called simultaneously on two
268   // different threads. The issues mainly revolve around the fact that the
269   // lldb_private::FormatManager uses global collections and having two threads
270   // parsing the .lldbinit files can cause mayhem. So to get around this for
271   // now we need to use a mutex to prevent bad things from happening.
272   static std::recursive_mutex g_mutex;
273   std::lock_guard<std::recursive_mutex> guard(g_mutex);
274 
275   debugger.reset(Debugger::CreateInstance(callback, baton));
276 
277   SBCommandInterpreter interp = debugger.GetCommandInterpreter();
278   if (source_init_files) {
279     interp.get()->SkipLLDBInitFiles(false);
280     interp.get()->SkipAppInitFiles(false);
281     SBCommandReturnObject result;
282     interp.SourceInitFileInGlobalDirectory(result);
283     interp.SourceInitFileInHomeDirectory(result, false);
284   } else {
285     interp.get()->SkipLLDBInitFiles(true);
286     interp.get()->SkipAppInitFiles(true);
287   }
288   return debugger;
289 }
290 
Destroy(SBDebugger & debugger)291 void SBDebugger::Destroy(SBDebugger &debugger) {
292   LLDB_INSTRUMENT_VA(debugger);
293 
294   Debugger::Destroy(debugger.m_opaque_sp);
295 
296   if (debugger.m_opaque_sp.get() != nullptr)
297     debugger.m_opaque_sp.reset();
298 }
299 
MemoryPressureDetected()300 void SBDebugger::MemoryPressureDetected() {
301   LLDB_INSTRUMENT();
302 
303   // Since this function can be call asynchronously, we allow it to be non-
304   // mandatory. We have seen deadlocks with this function when called so we
305   // need to safeguard against this until we can determine what is causing the
306   // deadlocks.
307 
308   const bool mandatory = false;
309 
310   ModuleList::RemoveOrphanSharedModules(mandatory);
311 }
312 
IsValid() const313 bool SBDebugger::IsValid() const {
314   LLDB_INSTRUMENT_VA(this);
315   return this->operator bool();
316 }
operator bool() const317 SBDebugger::operator bool() const {
318   LLDB_INSTRUMENT_VA(this);
319 
320   return m_opaque_sp.get() != nullptr;
321 }
322 
SetAsync(bool b)323 void SBDebugger::SetAsync(bool b) {
324   LLDB_INSTRUMENT_VA(this, b);
325 
326   if (m_opaque_sp)
327     m_opaque_sp->SetAsyncExecution(b);
328 }
329 
GetAsync()330 bool SBDebugger::GetAsync() {
331   LLDB_INSTRUMENT_VA(this);
332 
333   return (m_opaque_sp ? m_opaque_sp->GetAsyncExecution() : false);
334 }
335 
SkipLLDBInitFiles(bool b)336 void SBDebugger::SkipLLDBInitFiles(bool b) {
337   LLDB_INSTRUMENT_VA(this, b);
338 
339   if (m_opaque_sp)
340     m_opaque_sp->GetCommandInterpreter().SkipLLDBInitFiles(b);
341 }
342 
SkipAppInitFiles(bool b)343 void SBDebugger::SkipAppInitFiles(bool b) {
344   LLDB_INSTRUMENT_VA(this, b);
345 
346   if (m_opaque_sp)
347     m_opaque_sp->GetCommandInterpreter().SkipAppInitFiles(b);
348 }
349 
SetInputFileHandle(FILE * fh,bool transfer_ownership)350 void SBDebugger::SetInputFileHandle(FILE *fh, bool transfer_ownership) {
351   LLDB_INSTRUMENT_VA(this, fh, transfer_ownership);
352   if (m_opaque_sp)
353     m_opaque_sp->SetInputFile(
354         (FileSP)std::make_shared<NativeFile>(fh, transfer_ownership));
355 }
356 
SetInputString(const char * data)357 SBError SBDebugger::SetInputString(const char *data) {
358   LLDB_INSTRUMENT_VA(this, data);
359   SBError sb_error;
360   if (data == nullptr) {
361     sb_error.SetErrorString("String data is null");
362     return sb_error;
363   }
364 
365   size_t size = strlen(data);
366   if (size == 0) {
367     sb_error.SetErrorString("String data is empty");
368     return sb_error;
369   }
370 
371   if (!m_opaque_sp) {
372     sb_error.SetErrorString("invalid debugger");
373     return sb_error;
374   }
375 
376   sb_error.SetError(m_opaque_sp->SetInputString(data));
377   return sb_error;
378 }
379 
380 // Shouldn't really be settable after initialization as this could cause lots
381 // of problems; don't want users trying to switch modes in the middle of a
382 // debugging session.
SetInputFile(SBFile file)383 SBError SBDebugger::SetInputFile(SBFile file) {
384   LLDB_INSTRUMENT_VA(this, file);
385 
386   SBError error;
387   if (!m_opaque_sp) {
388     error.ref().SetErrorString("invalid debugger");
389     return error;
390   }
391   if (!file) {
392     error.ref().SetErrorString("invalid file");
393     return error;
394   }
395   m_opaque_sp->SetInputFile(file.m_opaque_sp);
396   return error;
397 }
398 
SetInputFile(FileSP file_sp)399 SBError SBDebugger::SetInputFile(FileSP file_sp) {
400   LLDB_INSTRUMENT_VA(this, file_sp);
401   return SetInputFile(SBFile(file_sp));
402 }
403 
SetOutputFile(FileSP file_sp)404 SBError SBDebugger::SetOutputFile(FileSP file_sp) {
405   LLDB_INSTRUMENT_VA(this, file_sp);
406   return SetOutputFile(SBFile(file_sp));
407 }
408 
SetOutputFileHandle(FILE * fh,bool transfer_ownership)409 void SBDebugger::SetOutputFileHandle(FILE *fh, bool transfer_ownership) {
410   LLDB_INSTRUMENT_VA(this, fh, transfer_ownership);
411   SetOutputFile((FileSP)std::make_shared<NativeFile>(fh, transfer_ownership));
412 }
413 
SetOutputFile(SBFile file)414 SBError SBDebugger::SetOutputFile(SBFile file) {
415   LLDB_INSTRUMENT_VA(this, file);
416   SBError error;
417   if (!m_opaque_sp) {
418     error.ref().SetErrorString("invalid debugger");
419     return error;
420   }
421   if (!file) {
422     error.ref().SetErrorString("invalid file");
423     return error;
424   }
425   m_opaque_sp->SetOutputFile(file.m_opaque_sp);
426   return error;
427 }
428 
SetErrorFileHandle(FILE * fh,bool transfer_ownership)429 void SBDebugger::SetErrorFileHandle(FILE *fh, bool transfer_ownership) {
430   LLDB_INSTRUMENT_VA(this, fh, transfer_ownership);
431   SetErrorFile((FileSP)std::make_shared<NativeFile>(fh, transfer_ownership));
432 }
433 
SetErrorFile(FileSP file_sp)434 SBError SBDebugger::SetErrorFile(FileSP file_sp) {
435   LLDB_INSTRUMENT_VA(this, file_sp);
436   return SetErrorFile(SBFile(file_sp));
437 }
438 
SetErrorFile(SBFile file)439 SBError SBDebugger::SetErrorFile(SBFile file) {
440   LLDB_INSTRUMENT_VA(this, file);
441   SBError error;
442   if (!m_opaque_sp) {
443     error.ref().SetErrorString("invalid debugger");
444     return error;
445   }
446   if (!file) {
447     error.ref().SetErrorString("invalid file");
448     return error;
449   }
450   m_opaque_sp->SetErrorFile(file.m_opaque_sp);
451   return error;
452 }
453 
GetSetting(const char * setting)454 lldb::SBStructuredData SBDebugger::GetSetting(const char *setting) {
455   LLDB_INSTRUMENT_VA(this, setting);
456 
457   SBStructuredData data;
458   if (!m_opaque_sp)
459     return data;
460 
461   StreamString json_strm;
462   ExecutionContext exe_ctx(
463       m_opaque_sp->GetCommandInterpreter().GetExecutionContext());
464   if (setting && strlen(setting) > 0)
465     m_opaque_sp->DumpPropertyValue(&exe_ctx, json_strm, setting,
466                                    /*dump_mask*/ 0,
467                                    /*is_json*/ true);
468   else
469     m_opaque_sp->DumpAllPropertyValues(&exe_ctx, json_strm, /*dump_mask*/ 0,
470                                        /*is_json*/ true);
471 
472   data.m_impl_up->SetObjectSP(
473       StructuredData::ParseJSON(json_strm.GetString().str()));
474   return data;
475 }
476 
GetInputFileHandle()477 FILE *SBDebugger::GetInputFileHandle() {
478   LLDB_INSTRUMENT_VA(this);
479   if (m_opaque_sp) {
480     File &file_sp = m_opaque_sp->GetInputFile();
481     return file_sp.GetStream();
482   }
483   return nullptr;
484 }
485 
GetInputFile()486 SBFile SBDebugger::GetInputFile() {
487   LLDB_INSTRUMENT_VA(this);
488   if (m_opaque_sp) {
489     return SBFile(m_opaque_sp->GetInputFileSP());
490   }
491   return SBFile();
492 }
493 
GetOutputFileHandle()494 FILE *SBDebugger::GetOutputFileHandle() {
495   LLDB_INSTRUMENT_VA(this);
496   if (m_opaque_sp) {
497     StreamFile &stream_file = m_opaque_sp->GetOutputStream();
498     return stream_file.GetFile().GetStream();
499   }
500   return nullptr;
501 }
502 
GetOutputFile()503 SBFile SBDebugger::GetOutputFile() {
504   LLDB_INSTRUMENT_VA(this);
505   if (m_opaque_sp) {
506     SBFile file(m_opaque_sp->GetOutputStream().GetFileSP());
507     return file;
508   }
509   return SBFile();
510 }
511 
GetErrorFileHandle()512 FILE *SBDebugger::GetErrorFileHandle() {
513   LLDB_INSTRUMENT_VA(this);
514 
515   if (m_opaque_sp) {
516     StreamFile &stream_file = m_opaque_sp->GetErrorStream();
517     return stream_file.GetFile().GetStream();
518   }
519   return nullptr;
520 }
521 
GetErrorFile()522 SBFile SBDebugger::GetErrorFile() {
523   LLDB_INSTRUMENT_VA(this);
524   SBFile file;
525   if (m_opaque_sp) {
526     SBFile file(m_opaque_sp->GetErrorStream().GetFileSP());
527     return file;
528   }
529   return SBFile();
530 }
531 
SaveInputTerminalState()532 void SBDebugger::SaveInputTerminalState() {
533   LLDB_INSTRUMENT_VA(this);
534 
535   if (m_opaque_sp)
536     m_opaque_sp->SaveInputTerminalState();
537 }
538 
RestoreInputTerminalState()539 void SBDebugger::RestoreInputTerminalState() {
540   LLDB_INSTRUMENT_VA(this);
541 
542   if (m_opaque_sp)
543     m_opaque_sp->RestoreInputTerminalState();
544 }
GetCommandInterpreter()545 SBCommandInterpreter SBDebugger::GetCommandInterpreter() {
546   LLDB_INSTRUMENT_VA(this);
547 
548   SBCommandInterpreter sb_interpreter;
549   if (m_opaque_sp)
550     sb_interpreter.reset(&m_opaque_sp->GetCommandInterpreter());
551 
552   return sb_interpreter;
553 }
554 
HandleCommand(const char * command)555 void SBDebugger::HandleCommand(const char *command) {
556   LLDB_INSTRUMENT_VA(this, command);
557 
558   if (m_opaque_sp) {
559     TargetSP target_sp(m_opaque_sp->GetSelectedTarget());
560     std::unique_lock<std::recursive_mutex> lock;
561     if (target_sp)
562       lock = std::unique_lock<std::recursive_mutex>(target_sp->GetAPIMutex());
563 
564     SBCommandInterpreter sb_interpreter(GetCommandInterpreter());
565     SBCommandReturnObject result;
566 
567     sb_interpreter.HandleCommand(command, result, false);
568 
569     result.PutError(m_opaque_sp->GetErrorStream().GetFileSP());
570     result.PutOutput(m_opaque_sp->GetOutputStream().GetFileSP());
571 
572     if (!m_opaque_sp->GetAsyncExecution()) {
573       SBProcess process(GetCommandInterpreter().GetProcess());
574       ProcessSP process_sp(process.GetSP());
575       if (process_sp) {
576         EventSP event_sp;
577         ListenerSP lldb_listener_sp = m_opaque_sp->GetListener();
578         while (lldb_listener_sp->GetEventForBroadcaster(
579             process_sp.get(), event_sp, std::chrono::seconds(0))) {
580           SBEvent event(event_sp);
581           HandleProcessEvent(process, event, GetOutputFile(), GetErrorFile());
582         }
583       }
584     }
585   }
586 }
587 
GetListener()588 SBListener SBDebugger::GetListener() {
589   LLDB_INSTRUMENT_VA(this);
590 
591   SBListener sb_listener;
592   if (m_opaque_sp)
593     sb_listener.reset(m_opaque_sp->GetListener());
594 
595   return sb_listener;
596 }
597 
HandleProcessEvent(const SBProcess & process,const SBEvent & event,SBFile out,SBFile err)598 void SBDebugger::HandleProcessEvent(const SBProcess &process,
599                                     const SBEvent &event, SBFile out,
600                                     SBFile err) {
601   LLDB_INSTRUMENT_VA(this, process, event, out, err);
602 
603   return HandleProcessEvent(process, event, out.m_opaque_sp, err.m_opaque_sp);
604 }
605 
HandleProcessEvent(const SBProcess & process,const SBEvent & event,FILE * out,FILE * err)606 void SBDebugger::HandleProcessEvent(const SBProcess &process,
607                                     const SBEvent &event, FILE *out,
608                                     FILE *err) {
609   LLDB_INSTRUMENT_VA(this, process, event, out, err);
610 
611   FileSP outfile = std::make_shared<NativeFile>(out, false);
612   FileSP errfile = std::make_shared<NativeFile>(err, false);
613   return HandleProcessEvent(process, event, outfile, errfile);
614 }
615 
HandleProcessEvent(const SBProcess & process,const SBEvent & event,FileSP out_sp,FileSP err_sp)616 void SBDebugger::HandleProcessEvent(const SBProcess &process,
617                                     const SBEvent &event, FileSP out_sp,
618                                     FileSP err_sp) {
619 
620   LLDB_INSTRUMENT_VA(this, process, event, out_sp, err_sp);
621 
622   if (!process.IsValid())
623     return;
624 
625   TargetSP target_sp(process.GetTarget().GetSP());
626   if (!target_sp)
627     return;
628 
629   const uint32_t event_type = event.GetType();
630   char stdio_buffer[1024];
631   size_t len;
632 
633   std::lock_guard<std::recursive_mutex> guard(target_sp->GetAPIMutex());
634 
635   if (event_type &
636       (Process::eBroadcastBitSTDOUT | Process::eBroadcastBitStateChanged)) {
637     // Drain stdout when we stop just in case we have any bytes
638     while ((len = process.GetSTDOUT(stdio_buffer, sizeof(stdio_buffer))) > 0)
639       if (out_sp)
640         out_sp->Write(stdio_buffer, len);
641   }
642 
643   if (event_type &
644       (Process::eBroadcastBitSTDERR | Process::eBroadcastBitStateChanged)) {
645     // Drain stderr when we stop just in case we have any bytes
646     while ((len = process.GetSTDERR(stdio_buffer, sizeof(stdio_buffer))) > 0)
647       if (err_sp)
648         err_sp->Write(stdio_buffer, len);
649   }
650 
651   if (event_type & Process::eBroadcastBitStateChanged) {
652     StateType event_state = SBProcess::GetStateFromEvent(event);
653 
654     if (event_state == eStateInvalid)
655       return;
656 
657     bool is_stopped = StateIsStoppedState(event_state);
658     if (!is_stopped)
659       process.ReportEventState(event, out_sp);
660   }
661 }
662 
GetSourceManager()663 SBSourceManager SBDebugger::GetSourceManager() {
664   LLDB_INSTRUMENT_VA(this);
665 
666   SBSourceManager sb_source_manager(*this);
667   return sb_source_manager;
668 }
669 
GetDefaultArchitecture(char * arch_name,size_t arch_name_len)670 bool SBDebugger::GetDefaultArchitecture(char *arch_name, size_t arch_name_len) {
671   LLDB_INSTRUMENT_VA(arch_name, arch_name_len);
672 
673   if (arch_name && arch_name_len) {
674     ArchSpec default_arch = Target::GetDefaultArchitecture();
675 
676     if (default_arch.IsValid()) {
677       const std::string &triple_str = default_arch.GetTriple().str();
678       if (!triple_str.empty())
679         ::snprintf(arch_name, arch_name_len, "%s", triple_str.c_str());
680       else
681         ::snprintf(arch_name, arch_name_len, "%s",
682                    default_arch.GetArchitectureName());
683       return true;
684     }
685   }
686   if (arch_name && arch_name_len)
687     arch_name[0] = '\0';
688   return false;
689 }
690 
SetDefaultArchitecture(const char * arch_name)691 bool SBDebugger::SetDefaultArchitecture(const char *arch_name) {
692   LLDB_INSTRUMENT_VA(arch_name);
693 
694   if (arch_name) {
695     ArchSpec arch(arch_name);
696     if (arch.IsValid()) {
697       Target::SetDefaultArchitecture(arch);
698       return true;
699     }
700   }
701   return false;
702 }
703 
704 ScriptLanguage
GetScriptingLanguage(const char * script_language_name)705 SBDebugger::GetScriptingLanguage(const char *script_language_name) {
706   LLDB_INSTRUMENT_VA(this, script_language_name);
707 
708   if (!script_language_name)
709     return eScriptLanguageDefault;
710   return OptionArgParser::ToScriptLanguage(
711       llvm::StringRef(script_language_name), eScriptLanguageDefault, nullptr);
712 }
713 
714 SBStructuredData
GetScriptInterpreterInfo(lldb::ScriptLanguage language)715 SBDebugger::GetScriptInterpreterInfo(lldb::ScriptLanguage language) {
716   LLDB_INSTRUMENT_VA(this, language);
717   SBStructuredData data;
718   if (m_opaque_sp) {
719     lldb_private::ScriptInterpreter *interp =
720         m_opaque_sp->GetScriptInterpreter(language);
721     if (interp) {
722       data.m_impl_up->SetObjectSP(interp->GetInterpreterInfo());
723     }
724   }
725   return data;
726 }
727 
GetVersionString()728 const char *SBDebugger::GetVersionString() {
729   LLDB_INSTRUMENT();
730 
731   return lldb_private::GetVersion();
732 }
733 
StateAsCString(StateType state)734 const char *SBDebugger::StateAsCString(StateType state) {
735   LLDB_INSTRUMENT_VA(state);
736 
737   return lldb_private::StateAsCString(state);
738 }
739 
AddBoolConfigEntry(StructuredData::Dictionary & dict,llvm::StringRef name,bool value,llvm::StringRef description)740 static void AddBoolConfigEntry(StructuredData::Dictionary &dict,
741                                llvm::StringRef name, bool value,
742                                llvm::StringRef description) {
743   auto entry_up = std::make_unique<StructuredData::Dictionary>();
744   entry_up->AddBooleanItem("value", value);
745   entry_up->AddStringItem("description", description);
746   dict.AddItem(name, std::move(entry_up));
747 }
748 
AddLLVMTargets(StructuredData::Dictionary & dict)749 static void AddLLVMTargets(StructuredData::Dictionary &dict) {
750   auto array_up = std::make_unique<StructuredData::Array>();
751 #define LLVM_TARGET(target)                                                    \
752   array_up->AddItem(std::make_unique<StructuredData::String>(#target));
753 #include "llvm/Config/Targets.def"
754   auto entry_up = std::make_unique<StructuredData::Dictionary>();
755   entry_up->AddItem("value", std::move(array_up));
756   entry_up->AddStringItem("description", "A list of configured LLVM targets.");
757   dict.AddItem("targets", std::move(entry_up));
758 }
759 
GetBuildConfiguration()760 SBStructuredData SBDebugger::GetBuildConfiguration() {
761   LLDB_INSTRUMENT();
762 
763   auto config_up = std::make_unique<StructuredData::Dictionary>();
764   AddBoolConfigEntry(
765       *config_up, "xml", XMLDocument::XMLEnabled(),
766       "A boolean value that indicates if XML support is enabled in LLDB");
767   AddBoolConfigEntry(
768       *config_up, "curses", LLDB_ENABLE_CURSES,
769       "A boolean value that indicates if curses support is enabled in LLDB");
770   AddBoolConfigEntry(
771       *config_up, "editline", LLDB_ENABLE_LIBEDIT,
772       "A boolean value that indicates if editline support is enabled in LLDB");
773   AddBoolConfigEntry(
774       *config_up, "lzma", LLDB_ENABLE_LZMA,
775       "A boolean value that indicates if lzma support is enabled in LLDB");
776   AddBoolConfigEntry(
777       *config_up, "python", LLDB_ENABLE_PYTHON,
778       "A boolean value that indicates if python support is enabled in LLDB");
779   AddBoolConfigEntry(
780       *config_up, "lua", LLDB_ENABLE_LUA,
781       "A boolean value that indicates if lua support is enabled in LLDB");
782   AddBoolConfigEntry(*config_up, "fbsdvmcore", LLDB_ENABLE_FBSDVMCORE,
783                      "A boolean value that indicates if fbsdvmcore support is "
784                      "enabled in LLDB");
785   AddLLVMTargets(*config_up);
786 
787   SBStructuredData data;
788   data.m_impl_up->SetObjectSP(std::move(config_up));
789   return data;
790 }
791 
StateIsRunningState(StateType state)792 bool SBDebugger::StateIsRunningState(StateType state) {
793   LLDB_INSTRUMENT_VA(state);
794 
795   const bool result = lldb_private::StateIsRunningState(state);
796 
797   return result;
798 }
799 
StateIsStoppedState(StateType state)800 bool SBDebugger::StateIsStoppedState(StateType state) {
801   LLDB_INSTRUMENT_VA(state);
802 
803   const bool result = lldb_private::StateIsStoppedState(state, false);
804 
805   return result;
806 }
807 
CreateTarget(const char * filename,const char * target_triple,const char * platform_name,bool add_dependent_modules,lldb::SBError & sb_error)808 lldb::SBTarget SBDebugger::CreateTarget(const char *filename,
809                                         const char *target_triple,
810                                         const char *platform_name,
811                                         bool add_dependent_modules,
812                                         lldb::SBError &sb_error) {
813   LLDB_INSTRUMENT_VA(this, filename, target_triple, platform_name,
814                      add_dependent_modules, sb_error);
815 
816   SBTarget sb_target;
817   TargetSP target_sp;
818   if (m_opaque_sp) {
819     sb_error.Clear();
820     OptionGroupPlatform platform_options(false);
821     platform_options.SetPlatformName(platform_name);
822 
823     sb_error.ref() = m_opaque_sp->GetTargetList().CreateTarget(
824         *m_opaque_sp, filename, target_triple,
825         add_dependent_modules ? eLoadDependentsYes : eLoadDependentsNo,
826         &platform_options, target_sp);
827 
828     if (sb_error.Success())
829       sb_target.SetSP(target_sp);
830   } else {
831     sb_error.SetErrorString("invalid debugger");
832   }
833 
834   Log *log = GetLog(LLDBLog::API);
835   LLDB_LOGF(log,
836             "SBDebugger(%p)::CreateTarget (filename=\"%s\", triple=%s, "
837             "platform_name=%s, add_dependent_modules=%u, error=%s) => "
838             "SBTarget(%p)",
839             static_cast<void *>(m_opaque_sp.get()), filename, target_triple,
840             platform_name, add_dependent_modules, sb_error.GetCString(),
841             static_cast<void *>(target_sp.get()));
842 
843   return sb_target;
844 }
845 
846 SBTarget
CreateTargetWithFileAndTargetTriple(const char * filename,const char * target_triple)847 SBDebugger::CreateTargetWithFileAndTargetTriple(const char *filename,
848                                                 const char *target_triple) {
849   LLDB_INSTRUMENT_VA(this, filename, target_triple);
850 
851   SBTarget sb_target;
852   TargetSP target_sp;
853   if (m_opaque_sp) {
854     const bool add_dependent_modules = true;
855     Status error(m_opaque_sp->GetTargetList().CreateTarget(
856         *m_opaque_sp, filename, target_triple,
857         add_dependent_modules ? eLoadDependentsYes : eLoadDependentsNo, nullptr,
858         target_sp));
859     sb_target.SetSP(target_sp);
860   }
861 
862   Log *log = GetLog(LLDBLog::API);
863   LLDB_LOGF(log,
864             "SBDebugger(%p)::CreateTargetWithFileAndTargetTriple "
865             "(filename=\"%s\", triple=%s) => SBTarget(%p)",
866             static_cast<void *>(m_opaque_sp.get()), filename, target_triple,
867             static_cast<void *>(target_sp.get()));
868 
869   return sb_target;
870 }
871 
CreateTargetWithFileAndArch(const char * filename,const char * arch_cstr)872 SBTarget SBDebugger::CreateTargetWithFileAndArch(const char *filename,
873                                                  const char *arch_cstr) {
874   LLDB_INSTRUMENT_VA(this, filename, arch_cstr);
875 
876   Log *log = GetLog(LLDBLog::API);
877 
878   SBTarget sb_target;
879   TargetSP target_sp;
880   if (m_opaque_sp) {
881     Status error;
882     if (arch_cstr == nullptr) {
883       // The version of CreateTarget that takes an ArchSpec won't accept an
884       // empty ArchSpec, so when the arch hasn't been specified, we need to
885       // call the target triple version.
886       error = m_opaque_sp->GetTargetList().CreateTarget(
887           *m_opaque_sp, filename, arch_cstr, eLoadDependentsYes, nullptr,
888           target_sp);
889     } else {
890       PlatformSP platform_sp =
891           m_opaque_sp->GetPlatformList().GetSelectedPlatform();
892       ArchSpec arch =
893           Platform::GetAugmentedArchSpec(platform_sp.get(), arch_cstr);
894       if (arch.IsValid())
895         error = m_opaque_sp->GetTargetList().CreateTarget(
896             *m_opaque_sp, filename, arch, eLoadDependentsYes, platform_sp,
897             target_sp);
898       else
899         error.SetErrorStringWithFormat("invalid arch_cstr: %s", arch_cstr);
900     }
901     if (error.Success())
902       sb_target.SetSP(target_sp);
903   }
904 
905   LLDB_LOGF(log,
906             "SBDebugger(%p)::CreateTargetWithFileAndArch (filename=\"%s\", "
907             "arch=%s) => SBTarget(%p)",
908             static_cast<void *>(m_opaque_sp.get()),
909             filename ? filename : "<unspecified>",
910             arch_cstr ? arch_cstr : "<unspecified>",
911             static_cast<void *>(target_sp.get()));
912 
913   return sb_target;
914 }
915 
CreateTarget(const char * filename)916 SBTarget SBDebugger::CreateTarget(const char *filename) {
917   LLDB_INSTRUMENT_VA(this, filename);
918 
919   SBTarget sb_target;
920   TargetSP target_sp;
921   if (m_opaque_sp) {
922     Status error;
923     const bool add_dependent_modules = true;
924     error = m_opaque_sp->GetTargetList().CreateTarget(
925         *m_opaque_sp, filename, "",
926         add_dependent_modules ? eLoadDependentsYes : eLoadDependentsNo, nullptr,
927         target_sp);
928 
929     if (error.Success())
930       sb_target.SetSP(target_sp);
931   }
932   Log *log = GetLog(LLDBLog::API);
933   LLDB_LOGF(log,
934             "SBDebugger(%p)::CreateTarget (filename=\"%s\") => SBTarget(%p)",
935             static_cast<void *>(m_opaque_sp.get()), filename,
936             static_cast<void *>(target_sp.get()));
937   return sb_target;
938 }
939 
GetDummyTarget()940 SBTarget SBDebugger::GetDummyTarget() {
941   LLDB_INSTRUMENT_VA(this);
942 
943   SBTarget sb_target;
944   if (m_opaque_sp) {
945     sb_target.SetSP(m_opaque_sp->GetDummyTarget().shared_from_this());
946   }
947   Log *log = GetLog(LLDBLog::API);
948   LLDB_LOGF(log, "SBDebugger(%p)::GetDummyTarget() => SBTarget(%p)",
949             static_cast<void *>(m_opaque_sp.get()),
950             static_cast<void *>(sb_target.GetSP().get()));
951   return sb_target;
952 }
953 
DeleteTarget(lldb::SBTarget & target)954 bool SBDebugger::DeleteTarget(lldb::SBTarget &target) {
955   LLDB_INSTRUMENT_VA(this, target);
956 
957   bool result = false;
958   if (m_opaque_sp) {
959     TargetSP target_sp(target.GetSP());
960     if (target_sp) {
961       // No need to lock, the target list is thread safe
962       result = m_opaque_sp->GetTargetList().DeleteTarget(target_sp);
963       target_sp->Destroy();
964       target.Clear();
965     }
966   }
967 
968   Log *log = GetLog(LLDBLog::API);
969   LLDB_LOGF(log, "SBDebugger(%p)::DeleteTarget (SBTarget(%p)) => %i",
970             static_cast<void *>(m_opaque_sp.get()),
971             static_cast<void *>(target.m_opaque_sp.get()), result);
972 
973   return result;
974 }
975 
GetTargetAtIndex(uint32_t idx)976 SBTarget SBDebugger::GetTargetAtIndex(uint32_t idx) {
977   LLDB_INSTRUMENT_VA(this, idx);
978 
979   SBTarget sb_target;
980   if (m_opaque_sp) {
981     // No need to lock, the target list is thread safe
982     sb_target.SetSP(m_opaque_sp->GetTargetList().GetTargetAtIndex(idx));
983   }
984   return sb_target;
985 }
986 
GetIndexOfTarget(lldb::SBTarget target)987 uint32_t SBDebugger::GetIndexOfTarget(lldb::SBTarget target) {
988   LLDB_INSTRUMENT_VA(this, target);
989 
990   lldb::TargetSP target_sp = target.GetSP();
991   if (!target_sp)
992     return UINT32_MAX;
993 
994   if (!m_opaque_sp)
995     return UINT32_MAX;
996 
997   return m_opaque_sp->GetTargetList().GetIndexOfTarget(target.GetSP());
998 }
999 
FindTargetWithProcessID(lldb::pid_t pid)1000 SBTarget SBDebugger::FindTargetWithProcessID(lldb::pid_t pid) {
1001   LLDB_INSTRUMENT_VA(this, pid);
1002 
1003   SBTarget sb_target;
1004   if (m_opaque_sp) {
1005     // No need to lock, the target list is thread safe
1006     sb_target.SetSP(m_opaque_sp->GetTargetList().FindTargetWithProcessID(pid));
1007   }
1008   return sb_target;
1009 }
1010 
FindTargetWithFileAndArch(const char * filename,const char * arch_name)1011 SBTarget SBDebugger::FindTargetWithFileAndArch(const char *filename,
1012                                                const char *arch_name) {
1013   LLDB_INSTRUMENT_VA(this, filename, arch_name);
1014 
1015   SBTarget sb_target;
1016   if (m_opaque_sp && filename && filename[0]) {
1017     // No need to lock, the target list is thread safe
1018     ArchSpec arch = Platform::GetAugmentedArchSpec(
1019         m_opaque_sp->GetPlatformList().GetSelectedPlatform().get(), arch_name);
1020     TargetSP target_sp(
1021         m_opaque_sp->GetTargetList().FindTargetWithExecutableAndArchitecture(
1022             FileSpec(filename), arch_name ? &arch : nullptr));
1023     sb_target.SetSP(target_sp);
1024   }
1025   return sb_target;
1026 }
1027 
FindTargetWithLLDBProcess(const ProcessSP & process_sp)1028 SBTarget SBDebugger::FindTargetWithLLDBProcess(const ProcessSP &process_sp) {
1029   SBTarget sb_target;
1030   if (m_opaque_sp) {
1031     // No need to lock, the target list is thread safe
1032     sb_target.SetSP(
1033         m_opaque_sp->GetTargetList().FindTargetWithProcess(process_sp.get()));
1034   }
1035   return sb_target;
1036 }
1037 
GetNumTargets()1038 uint32_t SBDebugger::GetNumTargets() {
1039   LLDB_INSTRUMENT_VA(this);
1040 
1041   if (m_opaque_sp) {
1042     // No need to lock, the target list is thread safe
1043     return m_opaque_sp->GetTargetList().GetNumTargets();
1044   }
1045   return 0;
1046 }
1047 
GetSelectedTarget()1048 SBTarget SBDebugger::GetSelectedTarget() {
1049   LLDB_INSTRUMENT_VA(this);
1050 
1051   Log *log = GetLog(LLDBLog::API);
1052 
1053   SBTarget sb_target;
1054   TargetSP target_sp;
1055   if (m_opaque_sp) {
1056     // No need to lock, the target list is thread safe
1057     target_sp = m_opaque_sp->GetTargetList().GetSelectedTarget();
1058     sb_target.SetSP(target_sp);
1059   }
1060 
1061   if (log) {
1062     SBStream sstr;
1063     sb_target.GetDescription(sstr, eDescriptionLevelBrief);
1064     LLDB_LOGF(log, "SBDebugger(%p)::GetSelectedTarget () => SBTarget(%p): %s",
1065               static_cast<void *>(m_opaque_sp.get()),
1066               static_cast<void *>(target_sp.get()), sstr.GetData());
1067   }
1068 
1069   return sb_target;
1070 }
1071 
SetSelectedTarget(SBTarget & sb_target)1072 void SBDebugger::SetSelectedTarget(SBTarget &sb_target) {
1073   LLDB_INSTRUMENT_VA(this, sb_target);
1074 
1075   Log *log = GetLog(LLDBLog::API);
1076 
1077   TargetSP target_sp(sb_target.GetSP());
1078   if (m_opaque_sp) {
1079     m_opaque_sp->GetTargetList().SetSelectedTarget(target_sp);
1080   }
1081   if (log) {
1082     SBStream sstr;
1083     sb_target.GetDescription(sstr, eDescriptionLevelBrief);
1084     LLDB_LOGF(log, "SBDebugger(%p)::SetSelectedTarget () => SBTarget(%p): %s",
1085               static_cast<void *>(m_opaque_sp.get()),
1086               static_cast<void *>(target_sp.get()), sstr.GetData());
1087   }
1088 }
1089 
GetSelectedPlatform()1090 SBPlatform SBDebugger::GetSelectedPlatform() {
1091   LLDB_INSTRUMENT_VA(this);
1092 
1093   Log *log = GetLog(LLDBLog::API);
1094 
1095   SBPlatform sb_platform;
1096   DebuggerSP debugger_sp(m_opaque_sp);
1097   if (debugger_sp) {
1098     sb_platform.SetSP(debugger_sp->GetPlatformList().GetSelectedPlatform());
1099   }
1100   LLDB_LOGF(log, "SBDebugger(%p)::GetSelectedPlatform () => SBPlatform(%p): %s",
1101             static_cast<void *>(m_opaque_sp.get()),
1102             static_cast<void *>(sb_platform.GetSP().get()),
1103             sb_platform.GetName());
1104   return sb_platform;
1105 }
1106 
SetSelectedPlatform(SBPlatform & sb_platform)1107 void SBDebugger::SetSelectedPlatform(SBPlatform &sb_platform) {
1108   LLDB_INSTRUMENT_VA(this, sb_platform);
1109 
1110   Log *log = GetLog(LLDBLog::API);
1111 
1112   DebuggerSP debugger_sp(m_opaque_sp);
1113   if (debugger_sp) {
1114     debugger_sp->GetPlatformList().SetSelectedPlatform(sb_platform.GetSP());
1115   }
1116 
1117   LLDB_LOGF(log, "SBDebugger(%p)::SetSelectedPlatform (SBPlatform(%p) %s)",
1118             static_cast<void *>(m_opaque_sp.get()),
1119             static_cast<void *>(sb_platform.GetSP().get()),
1120             sb_platform.GetName());
1121 }
1122 
GetNumPlatforms()1123 uint32_t SBDebugger::GetNumPlatforms() {
1124   LLDB_INSTRUMENT_VA(this);
1125 
1126   if (m_opaque_sp) {
1127     // No need to lock, the platform list is thread safe
1128     return m_opaque_sp->GetPlatformList().GetSize();
1129   }
1130   return 0;
1131 }
1132 
GetPlatformAtIndex(uint32_t idx)1133 SBPlatform SBDebugger::GetPlatformAtIndex(uint32_t idx) {
1134   LLDB_INSTRUMENT_VA(this, idx);
1135 
1136   SBPlatform sb_platform;
1137   if (m_opaque_sp) {
1138     // No need to lock, the platform list is thread safe
1139     sb_platform.SetSP(m_opaque_sp->GetPlatformList().GetAtIndex(idx));
1140   }
1141   return sb_platform;
1142 }
1143 
GetNumAvailablePlatforms()1144 uint32_t SBDebugger::GetNumAvailablePlatforms() {
1145   LLDB_INSTRUMENT_VA(this);
1146 
1147   uint32_t idx = 0;
1148   while (true) {
1149     if (PluginManager::GetPlatformPluginNameAtIndex(idx).empty()) {
1150       break;
1151     }
1152     ++idx;
1153   }
1154   // +1 for the host platform, which should always appear first in the list.
1155   return idx + 1;
1156 }
1157 
GetAvailablePlatformInfoAtIndex(uint32_t idx)1158 SBStructuredData SBDebugger::GetAvailablePlatformInfoAtIndex(uint32_t idx) {
1159   LLDB_INSTRUMENT_VA(this, idx);
1160 
1161   SBStructuredData data;
1162   auto platform_dict = std::make_unique<StructuredData::Dictionary>();
1163   llvm::StringRef name_str("name"), desc_str("description");
1164 
1165   if (idx == 0) {
1166     PlatformSP host_platform_sp(Platform::GetHostPlatform());
1167     platform_dict->AddStringItem(name_str, host_platform_sp->GetPluginName());
1168     platform_dict->AddStringItem(
1169         desc_str, llvm::StringRef(host_platform_sp->GetDescription()));
1170   } else if (idx > 0) {
1171     llvm::StringRef plugin_name =
1172         PluginManager::GetPlatformPluginNameAtIndex(idx - 1);
1173     if (plugin_name.empty()) {
1174       return data;
1175     }
1176     platform_dict->AddStringItem(name_str, llvm::StringRef(plugin_name));
1177 
1178     llvm::StringRef plugin_desc =
1179         PluginManager::GetPlatformPluginDescriptionAtIndex(idx - 1);
1180     platform_dict->AddStringItem(desc_str, llvm::StringRef(plugin_desc));
1181   }
1182 
1183   data.m_impl_up->SetObjectSP(
1184       StructuredData::ObjectSP(platform_dict.release()));
1185   return data;
1186 }
1187 
DispatchInput(void * baton,const void * data,size_t data_len)1188 void SBDebugger::DispatchInput(void *baton, const void *data, size_t data_len) {
1189   LLDB_INSTRUMENT_VA(this, baton, data, data_len);
1190 
1191   DispatchInput(data, data_len);
1192 }
1193 
DispatchInput(const void * data,size_t data_len)1194 void SBDebugger::DispatchInput(const void *data, size_t data_len) {
1195   LLDB_INSTRUMENT_VA(this, data, data_len);
1196 
1197   //    Log *log(GetLog (LLDBLog::API));
1198   //
1199   //    if (log)
1200   //        LLDB_LOGF(log, "SBDebugger(%p)::DispatchInput (data=\"%.*s\",
1201   //        size_t=%" PRIu64 ")",
1202   //                     m_opaque_sp.get(),
1203   //                     (int) data_len,
1204   //                     (const char *) data,
1205   //                     (uint64_t)data_len);
1206   //
1207   //    if (m_opaque_sp)
1208   //        m_opaque_sp->DispatchInput ((const char *) data, data_len);
1209 }
1210 
DispatchInputInterrupt()1211 void SBDebugger::DispatchInputInterrupt() {
1212   LLDB_INSTRUMENT_VA(this);
1213 
1214   if (m_opaque_sp)
1215     m_opaque_sp->DispatchInputInterrupt();
1216 }
1217 
DispatchInputEndOfFile()1218 void SBDebugger::DispatchInputEndOfFile() {
1219   LLDB_INSTRUMENT_VA(this);
1220 
1221   if (m_opaque_sp)
1222     m_opaque_sp->DispatchInputEndOfFile();
1223 }
1224 
PushInputReader(SBInputReader & reader)1225 void SBDebugger::PushInputReader(SBInputReader &reader) {
1226   LLDB_INSTRUMENT_VA(this, reader);
1227 }
1228 
RunCommandInterpreter(bool auto_handle_events,bool spawn_thread)1229 void SBDebugger::RunCommandInterpreter(bool auto_handle_events,
1230                                        bool spawn_thread) {
1231   LLDB_INSTRUMENT_VA(this, auto_handle_events, spawn_thread);
1232 
1233   if (m_opaque_sp) {
1234     CommandInterpreterRunOptions options;
1235     options.SetAutoHandleEvents(auto_handle_events);
1236     options.SetSpawnThread(spawn_thread);
1237     m_opaque_sp->GetCommandInterpreter().RunCommandInterpreter(options);
1238   }
1239 }
1240 
RunCommandInterpreter(bool auto_handle_events,bool spawn_thread,SBCommandInterpreterRunOptions & options,int & num_errors,bool & quit_requested,bool & stopped_for_crash)1241 void SBDebugger::RunCommandInterpreter(bool auto_handle_events,
1242                                        bool spawn_thread,
1243                                        SBCommandInterpreterRunOptions &options,
1244                                        int &num_errors, bool &quit_requested,
1245                                        bool &stopped_for_crash)
1246 
1247 {
1248   LLDB_INSTRUMENT_VA(this, auto_handle_events, spawn_thread, options,
1249                      num_errors, quit_requested, stopped_for_crash);
1250 
1251   if (m_opaque_sp) {
1252     options.SetAutoHandleEvents(auto_handle_events);
1253     options.SetSpawnThread(spawn_thread);
1254     CommandInterpreter &interp = m_opaque_sp->GetCommandInterpreter();
1255     CommandInterpreterRunResult result =
1256         interp.RunCommandInterpreter(options.ref());
1257     num_errors = result.GetNumErrors();
1258     quit_requested =
1259         result.IsResult(lldb::eCommandInterpreterResultQuitRequested);
1260     stopped_for_crash =
1261         result.IsResult(lldb::eCommandInterpreterResultInferiorCrash);
1262   }
1263 }
1264 
RunCommandInterpreter(const SBCommandInterpreterRunOptions & options)1265 SBCommandInterpreterRunResult SBDebugger::RunCommandInterpreter(
1266     const SBCommandInterpreterRunOptions &options) {
1267   LLDB_INSTRUMENT_VA(this, options);
1268 
1269   if (!m_opaque_sp)
1270     return SBCommandInterpreterRunResult();
1271 
1272   CommandInterpreter &interp = m_opaque_sp->GetCommandInterpreter();
1273   CommandInterpreterRunResult result =
1274       interp.RunCommandInterpreter(options.ref());
1275 
1276   return SBCommandInterpreterRunResult(result);
1277 }
1278 
RunREPL(lldb::LanguageType language,const char * repl_options)1279 SBError SBDebugger::RunREPL(lldb::LanguageType language,
1280                             const char *repl_options) {
1281   LLDB_INSTRUMENT_VA(this, language, repl_options);
1282 
1283   SBError error;
1284   if (m_opaque_sp)
1285     error.ref() = m_opaque_sp->RunREPL(language, repl_options);
1286   else
1287     error.SetErrorString("invalid debugger");
1288   return error;
1289 }
1290 
reset(const DebuggerSP & debugger_sp)1291 void SBDebugger::reset(const DebuggerSP &debugger_sp) {
1292   m_opaque_sp = debugger_sp;
1293 }
1294 
get() const1295 Debugger *SBDebugger::get() const { return m_opaque_sp.get(); }
1296 
ref() const1297 Debugger &SBDebugger::ref() const {
1298   assert(m_opaque_sp.get());
1299   return *m_opaque_sp;
1300 }
1301 
get_sp() const1302 const lldb::DebuggerSP &SBDebugger::get_sp() const { return m_opaque_sp; }
1303 
FindDebuggerWithID(int id)1304 SBDebugger SBDebugger::FindDebuggerWithID(int id) {
1305   LLDB_INSTRUMENT_VA(id);
1306 
1307   // No need to lock, the debugger list is thread safe
1308   SBDebugger sb_debugger;
1309   DebuggerSP debugger_sp = Debugger::FindDebuggerWithID(id);
1310   if (debugger_sp)
1311     sb_debugger.reset(debugger_sp);
1312   return sb_debugger;
1313 }
1314 
GetInstanceName()1315 const char *SBDebugger::GetInstanceName() {
1316   LLDB_INSTRUMENT_VA(this);
1317 
1318   return (m_opaque_sp ? m_opaque_sp->GetInstanceName().AsCString() : nullptr);
1319 }
1320 
SetInternalVariable(const char * var_name,const char * value,const char * debugger_instance_name)1321 SBError SBDebugger::SetInternalVariable(const char *var_name, const char *value,
1322                                         const char *debugger_instance_name) {
1323   LLDB_INSTRUMENT_VA(var_name, value, debugger_instance_name);
1324 
1325   SBError sb_error;
1326   DebuggerSP debugger_sp(Debugger::FindDebuggerWithInstanceName(
1327       ConstString(debugger_instance_name)));
1328   Status error;
1329   if (debugger_sp) {
1330     ExecutionContext exe_ctx(
1331         debugger_sp->GetCommandInterpreter().GetExecutionContext());
1332     error = debugger_sp->SetPropertyValue(&exe_ctx, eVarSetOperationAssign,
1333                                           var_name, value);
1334   } else {
1335     error.SetErrorStringWithFormat("invalid debugger instance name '%s'",
1336                                    debugger_instance_name);
1337   }
1338   if (error.Fail())
1339     sb_error.SetError(error);
1340   return sb_error;
1341 }
1342 
1343 SBStringList
GetInternalVariableValue(const char * var_name,const char * debugger_instance_name)1344 SBDebugger::GetInternalVariableValue(const char *var_name,
1345                                      const char *debugger_instance_name) {
1346   LLDB_INSTRUMENT_VA(var_name, debugger_instance_name);
1347 
1348   DebuggerSP debugger_sp(Debugger::FindDebuggerWithInstanceName(
1349       ConstString(debugger_instance_name)));
1350   Status error;
1351   if (debugger_sp) {
1352     ExecutionContext exe_ctx(
1353         debugger_sp->GetCommandInterpreter().GetExecutionContext());
1354     lldb::OptionValueSP value_sp(
1355         debugger_sp->GetPropertyValue(&exe_ctx, var_name, false, error));
1356     if (value_sp) {
1357       StreamString value_strm;
1358       value_sp->DumpValue(&exe_ctx, value_strm, OptionValue::eDumpOptionValue);
1359       const std::string &value_str = std::string(value_strm.GetString());
1360       if (!value_str.empty()) {
1361         StringList string_list;
1362         string_list.SplitIntoLines(value_str);
1363         return SBStringList(&string_list);
1364       }
1365     }
1366   }
1367   return SBStringList();
1368 }
1369 
GetTerminalWidth() const1370 uint32_t SBDebugger::GetTerminalWidth() const {
1371   LLDB_INSTRUMENT_VA(this);
1372 
1373   return (m_opaque_sp ? m_opaque_sp->GetTerminalWidth() : 0);
1374 }
1375 
SetTerminalWidth(uint32_t term_width)1376 void SBDebugger::SetTerminalWidth(uint32_t term_width) {
1377   LLDB_INSTRUMENT_VA(this, term_width);
1378 
1379   if (m_opaque_sp)
1380     m_opaque_sp->SetTerminalWidth(term_width);
1381 }
1382 
GetPrompt() const1383 const char *SBDebugger::GetPrompt() const {
1384   LLDB_INSTRUMENT_VA(this);
1385 
1386   Log *log = GetLog(LLDBLog::API);
1387 
1388   LLDB_LOGF(log, "SBDebugger(%p)::GetPrompt () => \"%s\"",
1389             static_cast<void *>(m_opaque_sp.get()),
1390             (m_opaque_sp ? m_opaque_sp->GetPrompt().str().c_str() : ""));
1391 
1392   return (m_opaque_sp ? ConstString(m_opaque_sp->GetPrompt()).GetCString()
1393                       : nullptr);
1394 }
1395 
SetPrompt(const char * prompt)1396 void SBDebugger::SetPrompt(const char *prompt) {
1397   LLDB_INSTRUMENT_VA(this, prompt);
1398 
1399   if (m_opaque_sp)
1400     m_opaque_sp->SetPrompt(llvm::StringRef(prompt));
1401 }
1402 
GetReproducerPath() const1403 const char *SBDebugger::GetReproducerPath() const {
1404   LLDB_INSTRUMENT_VA(this);
1405 
1406   return "GetReproducerPath has been deprecated";
1407 }
1408 
GetScriptLanguage() const1409 ScriptLanguage SBDebugger::GetScriptLanguage() const {
1410   LLDB_INSTRUMENT_VA(this);
1411 
1412   return (m_opaque_sp ? m_opaque_sp->GetScriptLanguage() : eScriptLanguageNone);
1413 }
1414 
SetScriptLanguage(ScriptLanguage script_lang)1415 void SBDebugger::SetScriptLanguage(ScriptLanguage script_lang) {
1416   LLDB_INSTRUMENT_VA(this, script_lang);
1417 
1418   if (m_opaque_sp) {
1419     m_opaque_sp->SetScriptLanguage(script_lang);
1420   }
1421 }
1422 
GetREPLLanguage() const1423 LanguageType SBDebugger::GetREPLLanguage() const {
1424   LLDB_INSTRUMENT_VA(this);
1425 
1426   return (m_opaque_sp ? m_opaque_sp->GetREPLLanguage() : eLanguageTypeUnknown);
1427 }
1428 
SetREPLLanguage(LanguageType repl_lang)1429 void SBDebugger::SetREPLLanguage(LanguageType repl_lang) {
1430   LLDB_INSTRUMENT_VA(this, repl_lang);
1431 
1432   if (m_opaque_sp) {
1433     m_opaque_sp->SetREPLLanguage(repl_lang);
1434   }
1435 }
1436 
SetUseExternalEditor(bool value)1437 bool SBDebugger::SetUseExternalEditor(bool value) {
1438   LLDB_INSTRUMENT_VA(this, value);
1439 
1440   return (m_opaque_sp ? m_opaque_sp->SetUseExternalEditor(value) : false);
1441 }
1442 
GetUseExternalEditor()1443 bool SBDebugger::GetUseExternalEditor() {
1444   LLDB_INSTRUMENT_VA(this);
1445 
1446   return (m_opaque_sp ? m_opaque_sp->GetUseExternalEditor() : false);
1447 }
1448 
SetUseColor(bool value)1449 bool SBDebugger::SetUseColor(bool value) {
1450   LLDB_INSTRUMENT_VA(this, value);
1451 
1452   return (m_opaque_sp ? m_opaque_sp->SetUseColor(value) : false);
1453 }
1454 
GetUseColor() const1455 bool SBDebugger::GetUseColor() const {
1456   LLDB_INSTRUMENT_VA(this);
1457 
1458   return (m_opaque_sp ? m_opaque_sp->GetUseColor() : false);
1459 }
1460 
SetUseSourceCache(bool value)1461 bool SBDebugger::SetUseSourceCache(bool value) {
1462   LLDB_INSTRUMENT_VA(this, value);
1463 
1464   return (m_opaque_sp ? m_opaque_sp->SetUseSourceCache(value) : false);
1465 }
1466 
GetUseSourceCache() const1467 bool SBDebugger::GetUseSourceCache() const {
1468   LLDB_INSTRUMENT_VA(this);
1469 
1470   return (m_opaque_sp ? m_opaque_sp->GetUseSourceCache() : false);
1471 }
1472 
GetDescription(SBStream & description)1473 bool SBDebugger::GetDescription(SBStream &description) {
1474   LLDB_INSTRUMENT_VA(this, description);
1475 
1476   Stream &strm = description.ref();
1477 
1478   if (m_opaque_sp) {
1479     const char *name = m_opaque_sp->GetInstanceName().AsCString();
1480     user_id_t id = m_opaque_sp->GetID();
1481     strm.Printf("Debugger (instance: \"%s\", id: %" PRIu64 ")", name, id);
1482   } else
1483     strm.PutCString("No value");
1484 
1485   return true;
1486 }
1487 
GetID()1488 user_id_t SBDebugger::GetID() {
1489   LLDB_INSTRUMENT_VA(this);
1490 
1491   return (m_opaque_sp ? m_opaque_sp->GetID() : LLDB_INVALID_UID);
1492 }
1493 
SetCurrentPlatform(const char * platform_name_cstr)1494 SBError SBDebugger::SetCurrentPlatform(const char *platform_name_cstr) {
1495   LLDB_INSTRUMENT_VA(this, platform_name_cstr);
1496 
1497   SBError sb_error;
1498   if (m_opaque_sp) {
1499     if (platform_name_cstr && platform_name_cstr[0]) {
1500       PlatformList &platforms = m_opaque_sp->GetPlatformList();
1501       if (PlatformSP platform_sp = platforms.GetOrCreate(platform_name_cstr))
1502         platforms.SetSelectedPlatform(platform_sp);
1503       else
1504         sb_error.ref().SetErrorString("platform not found");
1505     } else {
1506       sb_error.ref().SetErrorString("invalid platform name");
1507     }
1508   } else {
1509     sb_error.ref().SetErrorString("invalid debugger");
1510   }
1511   return sb_error;
1512 }
1513 
SetCurrentPlatformSDKRoot(const char * sysroot)1514 bool SBDebugger::SetCurrentPlatformSDKRoot(const char *sysroot) {
1515   LLDB_INSTRUMENT_VA(this, sysroot);
1516 
1517   if (SBPlatform platform = GetSelectedPlatform()) {
1518     platform.SetSDKRoot(sysroot);
1519     return true;
1520   }
1521   return false;
1522 }
1523 
GetCloseInputOnEOF() const1524 bool SBDebugger::GetCloseInputOnEOF() const {
1525   LLDB_INSTRUMENT_VA(this);
1526 
1527   return (m_opaque_sp ? m_opaque_sp->GetCloseInputOnEOF() : false);
1528 }
1529 
SetCloseInputOnEOF(bool b)1530 void SBDebugger::SetCloseInputOnEOF(bool b) {
1531   LLDB_INSTRUMENT_VA(this, b);
1532 
1533   if (m_opaque_sp)
1534     m_opaque_sp->SetCloseInputOnEOF(b);
1535 }
1536 
GetCategory(const char * category_name)1537 SBTypeCategory SBDebugger::GetCategory(const char *category_name) {
1538   LLDB_INSTRUMENT_VA(this, category_name);
1539 
1540   if (!category_name || *category_name == 0)
1541     return SBTypeCategory();
1542 
1543   TypeCategoryImplSP category_sp;
1544 
1545   if (DataVisualization::Categories::GetCategory(ConstString(category_name),
1546                                                  category_sp, false)) {
1547     return SBTypeCategory(category_sp);
1548   } else {
1549     return SBTypeCategory();
1550   }
1551 }
1552 
GetCategory(lldb::LanguageType lang_type)1553 SBTypeCategory SBDebugger::GetCategory(lldb::LanguageType lang_type) {
1554   LLDB_INSTRUMENT_VA(this, lang_type);
1555 
1556   TypeCategoryImplSP category_sp;
1557   if (DataVisualization::Categories::GetCategory(lang_type, category_sp)) {
1558     return SBTypeCategory(category_sp);
1559   } else {
1560     return SBTypeCategory();
1561   }
1562 }
1563 
CreateCategory(const char * category_name)1564 SBTypeCategory SBDebugger::CreateCategory(const char *category_name) {
1565   LLDB_INSTRUMENT_VA(this, category_name);
1566 
1567   if (!category_name || *category_name == 0)
1568     return SBTypeCategory();
1569 
1570   TypeCategoryImplSP category_sp;
1571 
1572   if (DataVisualization::Categories::GetCategory(ConstString(category_name),
1573                                                  category_sp, true)) {
1574     return SBTypeCategory(category_sp);
1575   } else {
1576     return SBTypeCategory();
1577   }
1578 }
1579 
DeleteCategory(const char * category_name)1580 bool SBDebugger::DeleteCategory(const char *category_name) {
1581   LLDB_INSTRUMENT_VA(this, category_name);
1582 
1583   if (!category_name || *category_name == 0)
1584     return false;
1585 
1586   return DataVisualization::Categories::Delete(ConstString(category_name));
1587 }
1588 
GetNumCategories()1589 uint32_t SBDebugger::GetNumCategories() {
1590   LLDB_INSTRUMENT_VA(this);
1591 
1592   return DataVisualization::Categories::GetCount();
1593 }
1594 
GetCategoryAtIndex(uint32_t index)1595 SBTypeCategory SBDebugger::GetCategoryAtIndex(uint32_t index) {
1596   LLDB_INSTRUMENT_VA(this, index);
1597 
1598   return SBTypeCategory(
1599       DataVisualization::Categories::GetCategoryAtIndex(index));
1600 }
1601 
GetDefaultCategory()1602 SBTypeCategory SBDebugger::GetDefaultCategory() {
1603   LLDB_INSTRUMENT_VA(this);
1604 
1605   return GetCategory("default");
1606 }
1607 
GetFormatForType(SBTypeNameSpecifier type_name)1608 SBTypeFormat SBDebugger::GetFormatForType(SBTypeNameSpecifier type_name) {
1609   LLDB_INSTRUMENT_VA(this, type_name);
1610 
1611   SBTypeCategory default_category_sb = GetDefaultCategory();
1612   if (default_category_sb.GetEnabled())
1613     return default_category_sb.GetFormatForType(type_name);
1614   return SBTypeFormat();
1615 }
1616 
GetSummaryForType(SBTypeNameSpecifier type_name)1617 SBTypeSummary SBDebugger::GetSummaryForType(SBTypeNameSpecifier type_name) {
1618   LLDB_INSTRUMENT_VA(this, type_name);
1619 
1620   if (!type_name.IsValid())
1621     return SBTypeSummary();
1622   return SBTypeSummary(DataVisualization::GetSummaryForType(type_name.GetSP()));
1623 }
1624 
GetFilterForType(SBTypeNameSpecifier type_name)1625 SBTypeFilter SBDebugger::GetFilterForType(SBTypeNameSpecifier type_name) {
1626   LLDB_INSTRUMENT_VA(this, type_name);
1627 
1628   if (!type_name.IsValid())
1629     return SBTypeFilter();
1630   return SBTypeFilter(DataVisualization::GetFilterForType(type_name.GetSP()));
1631 }
1632 
GetSyntheticForType(SBTypeNameSpecifier type_name)1633 SBTypeSynthetic SBDebugger::GetSyntheticForType(SBTypeNameSpecifier type_name) {
1634   LLDB_INSTRUMENT_VA(this, type_name);
1635 
1636   if (!type_name.IsValid())
1637     return SBTypeSynthetic();
1638   return SBTypeSynthetic(
1639       DataVisualization::GetSyntheticForType(type_name.GetSP()));
1640 }
1641 
GetCategoryArray(const char ** categories)1642 static llvm::ArrayRef<const char *> GetCategoryArray(const char **categories) {
1643   if (categories == nullptr)
1644     return {};
1645   size_t len = 0;
1646   while (categories[len] != nullptr)
1647     ++len;
1648   return llvm::ArrayRef(categories, len);
1649 }
1650 
EnableLog(const char * channel,const char ** categories)1651 bool SBDebugger::EnableLog(const char *channel, const char **categories) {
1652   LLDB_INSTRUMENT_VA(this, channel, categories);
1653 
1654   if (m_opaque_sp) {
1655     uint32_t log_options =
1656         LLDB_LOG_OPTION_PREPEND_TIMESTAMP | LLDB_LOG_OPTION_PREPEND_THREAD_NAME;
1657     std::string error;
1658     llvm::raw_string_ostream error_stream(error);
1659     return m_opaque_sp->EnableLog(channel, GetCategoryArray(categories), "",
1660                                   log_options, /*buffer_size=*/0,
1661                                   eLogHandlerStream, error_stream);
1662   } else
1663     return false;
1664 }
1665 
SetLoggingCallback(lldb::LogOutputCallback log_callback,void * baton)1666 void SBDebugger::SetLoggingCallback(lldb::LogOutputCallback log_callback,
1667                                     void *baton) {
1668   LLDB_INSTRUMENT_VA(this, log_callback, baton);
1669 
1670   if (m_opaque_sp) {
1671     return m_opaque_sp->SetLoggingCallback(log_callback, baton);
1672   }
1673 }
1674 
1675 SBTrace
LoadTraceFromFile(SBError & error,const SBFileSpec & trace_description_file)1676 SBDebugger::LoadTraceFromFile(SBError &error,
1677                               const SBFileSpec &trace_description_file) {
1678   LLDB_INSTRUMENT_VA(this, error, trace_description_file);
1679   return SBTrace::LoadTraceFromFile(error, *this, trace_description_file);
1680 }
1681