1 //===-- SBBreakpoint.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/SBBreakpoint.h"
10 #include "lldb/API/SBBreakpointLocation.h"
11 #include "lldb/API/SBDebugger.h"
12 #include "lldb/API/SBEvent.h"
13 #include "lldb/API/SBProcess.h"
14 #include "lldb/API/SBStream.h"
15 #include "lldb/API/SBStringList.h"
16 #include "lldb/API/SBStructuredData.h"
17 #include "lldb/API/SBThread.h"
18 #include "lldb/Utility/Instrumentation.h"
19
20 #include "lldb/Breakpoint/Breakpoint.h"
21 #include "lldb/Breakpoint/BreakpointIDList.h"
22 #include "lldb/Breakpoint/BreakpointLocation.h"
23 #include "lldb/Breakpoint/BreakpointResolver.h"
24 #include "lldb/Breakpoint/BreakpointResolverScripted.h"
25 #include "lldb/Breakpoint/StoppointCallbackContext.h"
26 #include "lldb/Core/Address.h"
27 #include "lldb/Core/Debugger.h"
28 #include "lldb/Core/StructuredDataImpl.h"
29 #include "lldb/Interpreter/CommandInterpreter.h"
30 #include "lldb/Interpreter/ScriptInterpreter.h"
31 #include "lldb/Target/Process.h"
32 #include "lldb/Target/SectionLoadList.h"
33 #include "lldb/Target/Target.h"
34 #include "lldb/Target/Thread.h"
35 #include "lldb/Target/ThreadSpec.h"
36 #include "lldb/Utility/Stream.h"
37
38 #include "SBBreakpointOptionCommon.h"
39
40 #include "lldb/lldb-enumerations.h"
41
42 #include "llvm/ADT/STLExtras.h"
43
44 using namespace lldb;
45 using namespace lldb_private;
46
SBBreakpoint()47 SBBreakpoint::SBBreakpoint() { LLDB_INSTRUMENT_VA(this); }
48
SBBreakpoint(const SBBreakpoint & rhs)49 SBBreakpoint::SBBreakpoint(const SBBreakpoint &rhs)
50 : m_opaque_wp(rhs.m_opaque_wp) {
51 LLDB_INSTRUMENT_VA(this, rhs);
52 }
53
SBBreakpoint(const lldb::BreakpointSP & bp_sp)54 SBBreakpoint::SBBreakpoint(const lldb::BreakpointSP &bp_sp)
55 : m_opaque_wp(bp_sp) {
56 LLDB_INSTRUMENT_VA(this, bp_sp);
57 }
58
59 SBBreakpoint::~SBBreakpoint() = default;
60
operator =(const SBBreakpoint & rhs)61 const SBBreakpoint &SBBreakpoint::operator=(const SBBreakpoint &rhs) {
62 LLDB_INSTRUMENT_VA(this, rhs);
63
64 m_opaque_wp = rhs.m_opaque_wp;
65 return *this;
66 }
67
operator ==(const lldb::SBBreakpoint & rhs)68 bool SBBreakpoint::operator==(const lldb::SBBreakpoint &rhs) {
69 LLDB_INSTRUMENT_VA(this, rhs);
70
71 return m_opaque_wp.lock() == rhs.m_opaque_wp.lock();
72 }
73
operator !=(const lldb::SBBreakpoint & rhs)74 bool SBBreakpoint::operator!=(const lldb::SBBreakpoint &rhs) {
75 LLDB_INSTRUMENT_VA(this, rhs);
76
77 return m_opaque_wp.lock() != rhs.m_opaque_wp.lock();
78 }
79
GetTarget() const80 SBTarget SBBreakpoint::GetTarget() const {
81 LLDB_INSTRUMENT_VA(this);
82
83 BreakpointSP bkpt_sp = GetSP();
84 if (bkpt_sp)
85 return SBTarget(bkpt_sp->GetTargetSP());
86
87 return SBTarget();
88 }
89
GetID() const90 break_id_t SBBreakpoint::GetID() const {
91 LLDB_INSTRUMENT_VA(this);
92
93 break_id_t break_id = LLDB_INVALID_BREAK_ID;
94 BreakpointSP bkpt_sp = GetSP();
95 if (bkpt_sp)
96 break_id = bkpt_sp->GetID();
97
98 return break_id;
99 }
100
IsValid() const101 bool SBBreakpoint::IsValid() const {
102 LLDB_INSTRUMENT_VA(this);
103 return this->operator bool();
104 }
operator bool() const105 SBBreakpoint::operator bool() const {
106 LLDB_INSTRUMENT_VA(this);
107
108 BreakpointSP bkpt_sp = GetSP();
109 if (!bkpt_sp)
110 return false;
111 else if (bkpt_sp->GetTarget().GetBreakpointByID(bkpt_sp->GetID()))
112 return true;
113 else
114 return false;
115 }
116
ClearAllBreakpointSites()117 void SBBreakpoint::ClearAllBreakpointSites() {
118 LLDB_INSTRUMENT_VA(this);
119
120 BreakpointSP bkpt_sp = GetSP();
121 if (bkpt_sp) {
122 std::lock_guard<std::recursive_mutex> guard(
123 bkpt_sp->GetTarget().GetAPIMutex());
124 bkpt_sp->ClearAllBreakpointSites();
125 }
126 }
127
FindLocationByAddress(addr_t vm_addr)128 SBBreakpointLocation SBBreakpoint::FindLocationByAddress(addr_t vm_addr) {
129 LLDB_INSTRUMENT_VA(this, vm_addr);
130
131 SBBreakpointLocation sb_bp_location;
132
133 BreakpointSP bkpt_sp = GetSP();
134 if (bkpt_sp) {
135 if (vm_addr != LLDB_INVALID_ADDRESS) {
136 std::lock_guard<std::recursive_mutex> guard(
137 bkpt_sp->GetTarget().GetAPIMutex());
138 Address address;
139 Target &target = bkpt_sp->GetTarget();
140 if (!target.GetSectionLoadList().ResolveLoadAddress(vm_addr, address)) {
141 address.SetRawAddress(vm_addr);
142 }
143 sb_bp_location.SetLocation(bkpt_sp->FindLocationByAddress(address));
144 }
145 }
146 return sb_bp_location;
147 }
148
FindLocationIDByAddress(addr_t vm_addr)149 break_id_t SBBreakpoint::FindLocationIDByAddress(addr_t vm_addr) {
150 LLDB_INSTRUMENT_VA(this, vm_addr);
151
152 break_id_t break_id = LLDB_INVALID_BREAK_ID;
153 BreakpointSP bkpt_sp = GetSP();
154
155 if (bkpt_sp && vm_addr != LLDB_INVALID_ADDRESS) {
156 std::lock_guard<std::recursive_mutex> guard(
157 bkpt_sp->GetTarget().GetAPIMutex());
158 Address address;
159 Target &target = bkpt_sp->GetTarget();
160 if (!target.GetSectionLoadList().ResolveLoadAddress(vm_addr, address)) {
161 address.SetRawAddress(vm_addr);
162 }
163 break_id = bkpt_sp->FindLocationIDByAddress(address);
164 }
165
166 return break_id;
167 }
168
FindLocationByID(break_id_t bp_loc_id)169 SBBreakpointLocation SBBreakpoint::FindLocationByID(break_id_t bp_loc_id) {
170 LLDB_INSTRUMENT_VA(this, bp_loc_id);
171
172 SBBreakpointLocation sb_bp_location;
173 BreakpointSP bkpt_sp = GetSP();
174
175 if (bkpt_sp) {
176 std::lock_guard<std::recursive_mutex> guard(
177 bkpt_sp->GetTarget().GetAPIMutex());
178 sb_bp_location.SetLocation(bkpt_sp->FindLocationByID(bp_loc_id));
179 }
180
181 return sb_bp_location;
182 }
183
GetLocationAtIndex(uint32_t index)184 SBBreakpointLocation SBBreakpoint::GetLocationAtIndex(uint32_t index) {
185 LLDB_INSTRUMENT_VA(this, index);
186
187 SBBreakpointLocation sb_bp_location;
188 BreakpointSP bkpt_sp = GetSP();
189
190 if (bkpt_sp) {
191 std::lock_guard<std::recursive_mutex> guard(
192 bkpt_sp->GetTarget().GetAPIMutex());
193 sb_bp_location.SetLocation(bkpt_sp->GetLocationAtIndex(index));
194 }
195
196 return sb_bp_location;
197 }
198
SetEnabled(bool enable)199 void SBBreakpoint::SetEnabled(bool enable) {
200 LLDB_INSTRUMENT_VA(this, enable);
201
202 BreakpointSP bkpt_sp = GetSP();
203
204 if (bkpt_sp) {
205 std::lock_guard<std::recursive_mutex> guard(
206 bkpt_sp->GetTarget().GetAPIMutex());
207 bkpt_sp->SetEnabled(enable);
208 }
209 }
210
IsEnabled()211 bool SBBreakpoint::IsEnabled() {
212 LLDB_INSTRUMENT_VA(this);
213
214 BreakpointSP bkpt_sp = GetSP();
215 if (bkpt_sp) {
216 std::lock_guard<std::recursive_mutex> guard(
217 bkpt_sp->GetTarget().GetAPIMutex());
218 return bkpt_sp->IsEnabled();
219 } else
220 return false;
221 }
222
SetOneShot(bool one_shot)223 void SBBreakpoint::SetOneShot(bool one_shot) {
224 LLDB_INSTRUMENT_VA(this, one_shot);
225
226 BreakpointSP bkpt_sp = GetSP();
227
228 if (bkpt_sp) {
229 std::lock_guard<std::recursive_mutex> guard(
230 bkpt_sp->GetTarget().GetAPIMutex());
231 bkpt_sp->SetOneShot(one_shot);
232 }
233 }
234
IsOneShot() const235 bool SBBreakpoint::IsOneShot() const {
236 LLDB_INSTRUMENT_VA(this);
237
238 BreakpointSP bkpt_sp = GetSP();
239 if (bkpt_sp) {
240 std::lock_guard<std::recursive_mutex> guard(
241 bkpt_sp->GetTarget().GetAPIMutex());
242 return bkpt_sp->IsOneShot();
243 } else
244 return false;
245 }
246
IsInternal()247 bool SBBreakpoint::IsInternal() {
248 LLDB_INSTRUMENT_VA(this);
249
250 BreakpointSP bkpt_sp = GetSP();
251 if (bkpt_sp) {
252 std::lock_guard<std::recursive_mutex> guard(
253 bkpt_sp->GetTarget().GetAPIMutex());
254 return bkpt_sp->IsInternal();
255 } else
256 return false;
257 }
258
SetIgnoreCount(uint32_t count)259 void SBBreakpoint::SetIgnoreCount(uint32_t count) {
260 LLDB_INSTRUMENT_VA(this, count);
261
262 BreakpointSP bkpt_sp = GetSP();
263
264 if (bkpt_sp) {
265 std::lock_guard<std::recursive_mutex> guard(
266 bkpt_sp->GetTarget().GetAPIMutex());
267 bkpt_sp->SetIgnoreCount(count);
268 }
269 }
270
SetCondition(const char * condition)271 void SBBreakpoint::SetCondition(const char *condition) {
272 LLDB_INSTRUMENT_VA(this, condition);
273
274 BreakpointSP bkpt_sp = GetSP();
275 if (bkpt_sp) {
276 std::lock_guard<std::recursive_mutex> guard(
277 bkpt_sp->GetTarget().GetAPIMutex());
278 bkpt_sp->SetCondition(condition);
279 }
280 }
281
GetCondition()282 const char *SBBreakpoint::GetCondition() {
283 LLDB_INSTRUMENT_VA(this);
284
285 BreakpointSP bkpt_sp = GetSP();
286 if (!bkpt_sp)
287 return nullptr;
288
289 std::lock_guard<std::recursive_mutex> guard(
290 bkpt_sp->GetTarget().GetAPIMutex());
291 return ConstString(bkpt_sp->GetConditionText()).GetCString();
292 }
293
SetAutoContinue(bool auto_continue)294 void SBBreakpoint::SetAutoContinue(bool auto_continue) {
295 LLDB_INSTRUMENT_VA(this, auto_continue);
296
297 BreakpointSP bkpt_sp = GetSP();
298 if (bkpt_sp) {
299 std::lock_guard<std::recursive_mutex> guard(
300 bkpt_sp->GetTarget().GetAPIMutex());
301 bkpt_sp->SetAutoContinue(auto_continue);
302 }
303 }
304
GetAutoContinue()305 bool SBBreakpoint::GetAutoContinue() {
306 LLDB_INSTRUMENT_VA(this);
307
308 BreakpointSP bkpt_sp = GetSP();
309 if (bkpt_sp) {
310 std::lock_guard<std::recursive_mutex> guard(
311 bkpt_sp->GetTarget().GetAPIMutex());
312 return bkpt_sp->IsAutoContinue();
313 }
314 return false;
315 }
316
GetHitCount() const317 uint32_t SBBreakpoint::GetHitCount() const {
318 LLDB_INSTRUMENT_VA(this);
319
320 uint32_t count = 0;
321 BreakpointSP bkpt_sp = GetSP();
322 if (bkpt_sp) {
323 std::lock_guard<std::recursive_mutex> guard(
324 bkpt_sp->GetTarget().GetAPIMutex());
325 count = bkpt_sp->GetHitCount();
326 }
327
328 return count;
329 }
330
GetIgnoreCount() const331 uint32_t SBBreakpoint::GetIgnoreCount() const {
332 LLDB_INSTRUMENT_VA(this);
333
334 uint32_t count = 0;
335 BreakpointSP bkpt_sp = GetSP();
336 if (bkpt_sp) {
337 std::lock_guard<std::recursive_mutex> guard(
338 bkpt_sp->GetTarget().GetAPIMutex());
339 count = bkpt_sp->GetIgnoreCount();
340 }
341
342 return count;
343 }
344
SetThreadID(tid_t tid)345 void SBBreakpoint::SetThreadID(tid_t tid) {
346 LLDB_INSTRUMENT_VA(this, tid);
347
348 BreakpointSP bkpt_sp = GetSP();
349 if (bkpt_sp) {
350 std::lock_guard<std::recursive_mutex> guard(
351 bkpt_sp->GetTarget().GetAPIMutex());
352 bkpt_sp->SetThreadID(tid);
353 }
354 }
355
GetThreadID()356 tid_t SBBreakpoint::GetThreadID() {
357 LLDB_INSTRUMENT_VA(this);
358
359 tid_t tid = LLDB_INVALID_THREAD_ID;
360 BreakpointSP bkpt_sp = GetSP();
361 if (bkpt_sp) {
362 std::lock_guard<std::recursive_mutex> guard(
363 bkpt_sp->GetTarget().GetAPIMutex());
364 tid = bkpt_sp->GetThreadID();
365 }
366
367 return tid;
368 }
369
SetThreadIndex(uint32_t index)370 void SBBreakpoint::SetThreadIndex(uint32_t index) {
371 LLDB_INSTRUMENT_VA(this, index);
372
373 BreakpointSP bkpt_sp = GetSP();
374 if (bkpt_sp) {
375 std::lock_guard<std::recursive_mutex> guard(
376 bkpt_sp->GetTarget().GetAPIMutex());
377 bkpt_sp->GetOptions().GetThreadSpec()->SetIndex(index);
378 }
379 }
380
GetThreadIndex() const381 uint32_t SBBreakpoint::GetThreadIndex() const {
382 LLDB_INSTRUMENT_VA(this);
383
384 uint32_t thread_idx = UINT32_MAX;
385 BreakpointSP bkpt_sp = GetSP();
386 if (bkpt_sp) {
387 std::lock_guard<std::recursive_mutex> guard(
388 bkpt_sp->GetTarget().GetAPIMutex());
389 const ThreadSpec *thread_spec =
390 bkpt_sp->GetOptions().GetThreadSpecNoCreate();
391 if (thread_spec != nullptr)
392 thread_idx = thread_spec->GetIndex();
393 }
394
395 return thread_idx;
396 }
397
SetThreadName(const char * thread_name)398 void SBBreakpoint::SetThreadName(const char *thread_name) {
399 LLDB_INSTRUMENT_VA(this, thread_name);
400
401 BreakpointSP bkpt_sp = GetSP();
402
403 if (bkpt_sp) {
404 std::lock_guard<std::recursive_mutex> guard(
405 bkpt_sp->GetTarget().GetAPIMutex());
406 bkpt_sp->GetOptions().GetThreadSpec()->SetName(thread_name);
407 }
408 }
409
GetThreadName() const410 const char *SBBreakpoint::GetThreadName() const {
411 LLDB_INSTRUMENT_VA(this);
412
413 BreakpointSP bkpt_sp = GetSP();
414 if (!bkpt_sp)
415 return nullptr;
416
417 std::lock_guard<std::recursive_mutex> guard(
418 bkpt_sp->GetTarget().GetAPIMutex());
419 if (const ThreadSpec *thread_spec =
420 bkpt_sp->GetOptions().GetThreadSpecNoCreate())
421 return ConstString(thread_spec->GetName()).GetCString();
422
423 return nullptr;
424 }
425
SetQueueName(const char * queue_name)426 void SBBreakpoint::SetQueueName(const char *queue_name) {
427 LLDB_INSTRUMENT_VA(this, queue_name);
428
429 BreakpointSP bkpt_sp = GetSP();
430 if (bkpt_sp) {
431 std::lock_guard<std::recursive_mutex> guard(
432 bkpt_sp->GetTarget().GetAPIMutex());
433 bkpt_sp->GetOptions().GetThreadSpec()->SetQueueName(queue_name);
434 }
435 }
436
GetQueueName() const437 const char *SBBreakpoint::GetQueueName() const {
438 LLDB_INSTRUMENT_VA(this);
439
440 BreakpointSP bkpt_sp = GetSP();
441 if (!bkpt_sp)
442 return nullptr;
443
444 std::lock_guard<std::recursive_mutex> guard(
445 bkpt_sp->GetTarget().GetAPIMutex());
446 if (const ThreadSpec *thread_spec =
447 bkpt_sp->GetOptions().GetThreadSpecNoCreate())
448 return ConstString(thread_spec->GetQueueName()).GetCString();
449
450 return nullptr;
451 }
452
GetNumResolvedLocations() const453 size_t SBBreakpoint::GetNumResolvedLocations() const {
454 LLDB_INSTRUMENT_VA(this);
455
456 size_t num_resolved = 0;
457 BreakpointSP bkpt_sp = GetSP();
458 if (bkpt_sp) {
459 std::lock_guard<std::recursive_mutex> guard(
460 bkpt_sp->GetTarget().GetAPIMutex());
461 num_resolved = bkpt_sp->GetNumResolvedLocations();
462 }
463 return num_resolved;
464 }
465
GetNumLocations() const466 size_t SBBreakpoint::GetNumLocations() const {
467 LLDB_INSTRUMENT_VA(this);
468
469 BreakpointSP bkpt_sp = GetSP();
470 size_t num_locs = 0;
471 if (bkpt_sp) {
472 std::lock_guard<std::recursive_mutex> guard(
473 bkpt_sp->GetTarget().GetAPIMutex());
474 num_locs = bkpt_sp->GetNumLocations();
475 }
476 return num_locs;
477 }
478
SetCommandLineCommands(SBStringList & commands)479 void SBBreakpoint::SetCommandLineCommands(SBStringList &commands) {
480 LLDB_INSTRUMENT_VA(this, commands);
481
482 BreakpointSP bkpt_sp = GetSP();
483 if (!bkpt_sp)
484 return;
485 if (commands.GetSize() == 0)
486 return;
487
488 std::lock_guard<std::recursive_mutex> guard(
489 bkpt_sp->GetTarget().GetAPIMutex());
490 std::unique_ptr<BreakpointOptions::CommandData> cmd_data_up(
491 new BreakpointOptions::CommandData(*commands, eScriptLanguageNone));
492
493 bkpt_sp->GetOptions().SetCommandDataCallback(cmd_data_up);
494 }
495
GetCommandLineCommands(SBStringList & commands)496 bool SBBreakpoint::GetCommandLineCommands(SBStringList &commands) {
497 LLDB_INSTRUMENT_VA(this, commands);
498
499 BreakpointSP bkpt_sp = GetSP();
500 if (!bkpt_sp)
501 return false;
502 StringList command_list;
503 bool has_commands =
504 bkpt_sp->GetOptions().GetCommandLineCallbacks(command_list);
505 if (has_commands)
506 commands.AppendList(command_list);
507 return has_commands;
508 }
509
GetDescription(SBStream & s)510 bool SBBreakpoint::GetDescription(SBStream &s) {
511 LLDB_INSTRUMENT_VA(this, s);
512
513 return GetDescription(s, true);
514 }
515
GetDescription(SBStream & s,bool include_locations)516 bool SBBreakpoint::GetDescription(SBStream &s, bool include_locations) {
517 LLDB_INSTRUMENT_VA(this, s, include_locations);
518
519 BreakpointSP bkpt_sp = GetSP();
520 if (bkpt_sp) {
521 std::lock_guard<std::recursive_mutex> guard(
522 bkpt_sp->GetTarget().GetAPIMutex());
523 s.Printf("SBBreakpoint: id = %i, ", bkpt_sp->GetID());
524 bkpt_sp->GetResolverDescription(s.get());
525 bkpt_sp->GetFilterDescription(s.get());
526 if (include_locations) {
527 const size_t num_locations = bkpt_sp->GetNumLocations();
528 s.Printf(", locations = %" PRIu64, (uint64_t)num_locations);
529 }
530 return true;
531 }
532 s.Printf("No value");
533 return false;
534 }
535
AddLocation(SBAddress & address)536 SBError SBBreakpoint::AddLocation(SBAddress &address) {
537 LLDB_INSTRUMENT_VA(this, address);
538
539 BreakpointSP bkpt_sp = GetSP();
540 SBError error;
541
542 if (!address.IsValid()) {
543 error.SetErrorString("Can't add an invalid address.");
544 return error;
545 }
546
547 if (!bkpt_sp) {
548 error.SetErrorString("No breakpoint to add a location to.");
549 return error;
550 }
551
552 if (!llvm::isa<BreakpointResolverScripted>(bkpt_sp->GetResolver().get())) {
553 error.SetErrorString("Only a scripted resolver can add locations.");
554 return error;
555 }
556
557 if (bkpt_sp->GetSearchFilter()->AddressPasses(address.ref()))
558 bkpt_sp->AddLocation(address.ref());
559 else {
560 StreamString s;
561 address.get()->Dump(&s, &bkpt_sp->GetTarget(),
562 Address::DumpStyleModuleWithFileAddress);
563 error.SetErrorStringWithFormat("Address: %s didn't pass the filter.",
564 s.GetData());
565 }
566 return error;
567 }
568
SerializeToStructuredData()569 SBStructuredData SBBreakpoint::SerializeToStructuredData() {
570 LLDB_INSTRUMENT_VA(this);
571
572 SBStructuredData data;
573 BreakpointSP bkpt_sp = GetSP();
574
575 if (!bkpt_sp)
576 return data;
577
578 StructuredData::ObjectSP bkpt_dict = bkpt_sp->SerializeToStructuredData();
579 data.m_impl_up->SetObjectSP(bkpt_dict);
580 return data;
581 }
582
SetCallback(SBBreakpointHitCallback callback,void * baton)583 void SBBreakpoint::SetCallback(SBBreakpointHitCallback callback, void *baton) {
584 LLDB_INSTRUMENT_VA(this, callback, baton);
585
586 BreakpointSP bkpt_sp = GetSP();
587
588 if (bkpt_sp) {
589 std::lock_guard<std::recursive_mutex> guard(
590 bkpt_sp->GetTarget().GetAPIMutex());
591 BatonSP baton_sp(new SBBreakpointCallbackBaton(callback, baton));
592 bkpt_sp->SetCallback(SBBreakpointCallbackBaton
593 ::PrivateBreakpointHitCallback, baton_sp,
594 false);
595 }
596 }
597
SetScriptCallbackFunction(const char * callback_function_name)598 void SBBreakpoint::SetScriptCallbackFunction(
599 const char *callback_function_name) {
600 LLDB_INSTRUMENT_VA(this, callback_function_name);
601 SBStructuredData empty_args;
602 SetScriptCallbackFunction(callback_function_name, empty_args);
603 }
604
SetScriptCallbackFunction(const char * callback_function_name,SBStructuredData & extra_args)605 SBError SBBreakpoint::SetScriptCallbackFunction(
606 const char *callback_function_name,
607 SBStructuredData &extra_args) {
608 LLDB_INSTRUMENT_VA(this, callback_function_name, extra_args);
609 SBError sb_error;
610 BreakpointSP bkpt_sp = GetSP();
611
612 if (bkpt_sp) {
613 Status error;
614 std::lock_guard<std::recursive_mutex> guard(
615 bkpt_sp->GetTarget().GetAPIMutex());
616 BreakpointOptions &bp_options = bkpt_sp->GetOptions();
617 error = bkpt_sp->GetTarget()
618 .GetDebugger()
619 .GetScriptInterpreter()
620 ->SetBreakpointCommandCallbackFunction(bp_options,
621 callback_function_name,
622 extra_args.m_impl_up
623 ->GetObjectSP());
624 sb_error.SetError(error);
625 } else
626 sb_error.SetErrorString("invalid breakpoint");
627
628 return sb_error;
629 }
630
SetScriptCallbackBody(const char * callback_body_text)631 SBError SBBreakpoint::SetScriptCallbackBody(const char *callback_body_text) {
632 LLDB_INSTRUMENT_VA(this, callback_body_text);
633
634 BreakpointSP bkpt_sp = GetSP();
635
636 SBError sb_error;
637 if (bkpt_sp) {
638 std::lock_guard<std::recursive_mutex> guard(
639 bkpt_sp->GetTarget().GetAPIMutex());
640 BreakpointOptions &bp_options = bkpt_sp->GetOptions();
641 Status error =
642 bkpt_sp->GetTarget()
643 .GetDebugger()
644 .GetScriptInterpreter()
645 ->SetBreakpointCommandCallback(bp_options, callback_body_text,
646 /*is_callback=*/false);
647 sb_error.SetError(error);
648 } else
649 sb_error.SetErrorString("invalid breakpoint");
650
651 return sb_error;
652 }
653
AddName(const char * new_name)654 bool SBBreakpoint::AddName(const char *new_name) {
655 LLDB_INSTRUMENT_VA(this, new_name);
656
657 SBError status = AddNameWithErrorHandling(new_name);
658 return status.Success();
659 }
660
AddNameWithErrorHandling(const char * new_name)661 SBError SBBreakpoint::AddNameWithErrorHandling(const char *new_name) {
662 LLDB_INSTRUMENT_VA(this, new_name);
663
664 BreakpointSP bkpt_sp = GetSP();
665
666 SBError status;
667 if (bkpt_sp) {
668 std::lock_guard<std::recursive_mutex> guard(
669 bkpt_sp->GetTarget().GetAPIMutex());
670 Status error;
671 bkpt_sp->GetTarget().AddNameToBreakpoint(bkpt_sp, new_name, error);
672 status.SetError(error);
673 } else {
674 status.SetErrorString("invalid breakpoint");
675 }
676
677 return status;
678 }
679
RemoveName(const char * name_to_remove)680 void SBBreakpoint::RemoveName(const char *name_to_remove) {
681 LLDB_INSTRUMENT_VA(this, name_to_remove);
682
683 BreakpointSP bkpt_sp = GetSP();
684
685 if (bkpt_sp) {
686 std::lock_guard<std::recursive_mutex> guard(
687 bkpt_sp->GetTarget().GetAPIMutex());
688 bkpt_sp->GetTarget().RemoveNameFromBreakpoint(bkpt_sp,
689 ConstString(name_to_remove));
690 }
691 }
692
MatchesName(const char * name)693 bool SBBreakpoint::MatchesName(const char *name) {
694 LLDB_INSTRUMENT_VA(this, name);
695
696 BreakpointSP bkpt_sp = GetSP();
697
698 if (bkpt_sp) {
699 std::lock_guard<std::recursive_mutex> guard(
700 bkpt_sp->GetTarget().GetAPIMutex());
701 return bkpt_sp->MatchesName(name);
702 }
703
704 return false;
705 }
706
GetNames(SBStringList & names)707 void SBBreakpoint::GetNames(SBStringList &names) {
708 LLDB_INSTRUMENT_VA(this, names);
709
710 BreakpointSP bkpt_sp = GetSP();
711
712 if (bkpt_sp) {
713 std::lock_guard<std::recursive_mutex> guard(
714 bkpt_sp->GetTarget().GetAPIMutex());
715 std::vector<std::string> names_vec;
716 bkpt_sp->GetNames(names_vec);
717 for (const std::string &name : names_vec) {
718 names.AppendString(name.c_str());
719 }
720 }
721 }
722
EventIsBreakpointEvent(const lldb::SBEvent & event)723 bool SBBreakpoint::EventIsBreakpointEvent(const lldb::SBEvent &event) {
724 LLDB_INSTRUMENT_VA(event);
725
726 return Breakpoint::BreakpointEventData::GetEventDataFromEvent(event.get()) !=
727 nullptr;
728 }
729
730 BreakpointEventType
GetBreakpointEventTypeFromEvent(const SBEvent & event)731 SBBreakpoint::GetBreakpointEventTypeFromEvent(const SBEvent &event) {
732 LLDB_INSTRUMENT_VA(event);
733
734 if (event.IsValid())
735 return Breakpoint::BreakpointEventData::GetBreakpointEventTypeFromEvent(
736 event.GetSP());
737 return eBreakpointEventTypeInvalidType;
738 }
739
GetBreakpointFromEvent(const lldb::SBEvent & event)740 SBBreakpoint SBBreakpoint::GetBreakpointFromEvent(const lldb::SBEvent &event) {
741 LLDB_INSTRUMENT_VA(event);
742
743 if (event.IsValid())
744 return SBBreakpoint(
745 Breakpoint::BreakpointEventData::GetBreakpointFromEvent(event.GetSP()));
746 return SBBreakpoint();
747 }
748
749 SBBreakpointLocation
GetBreakpointLocationAtIndexFromEvent(const lldb::SBEvent & event,uint32_t loc_idx)750 SBBreakpoint::GetBreakpointLocationAtIndexFromEvent(const lldb::SBEvent &event,
751 uint32_t loc_idx) {
752 LLDB_INSTRUMENT_VA(event, loc_idx);
753
754 SBBreakpointLocation sb_breakpoint_loc;
755 if (event.IsValid())
756 sb_breakpoint_loc.SetLocation(
757 Breakpoint::BreakpointEventData::GetBreakpointLocationAtIndexFromEvent(
758 event.GetSP(), loc_idx));
759 return sb_breakpoint_loc;
760 }
761
762 uint32_t
GetNumBreakpointLocationsFromEvent(const lldb::SBEvent & event)763 SBBreakpoint::GetNumBreakpointLocationsFromEvent(const lldb::SBEvent &event) {
764 LLDB_INSTRUMENT_VA(event);
765
766 uint32_t num_locations = 0;
767 if (event.IsValid())
768 num_locations =
769 (Breakpoint::BreakpointEventData::GetNumBreakpointLocationsFromEvent(
770 event.GetSP()));
771 return num_locations;
772 }
773
IsHardware() const774 bool SBBreakpoint::IsHardware() const {
775 LLDB_INSTRUMENT_VA(this);
776
777 BreakpointSP bkpt_sp = GetSP();
778 if (bkpt_sp)
779 return bkpt_sp->IsHardware();
780 return false;
781 }
782
GetSP() const783 BreakpointSP SBBreakpoint::GetSP() const { return m_opaque_wp.lock(); }
784
785 // This is simple collection of breakpoint id's and their target.
786 class SBBreakpointListImpl {
787 public:
SBBreakpointListImpl(lldb::TargetSP target_sp)788 SBBreakpointListImpl(lldb::TargetSP target_sp) {
789 if (target_sp && target_sp->IsValid())
790 m_target_wp = target_sp;
791 }
792
793 ~SBBreakpointListImpl() = default;
794
GetSize()795 size_t GetSize() { return m_break_ids.size(); }
796
GetBreakpointAtIndex(size_t idx)797 BreakpointSP GetBreakpointAtIndex(size_t idx) {
798 if (idx >= m_break_ids.size())
799 return BreakpointSP();
800 TargetSP target_sp = m_target_wp.lock();
801 if (!target_sp)
802 return BreakpointSP();
803 lldb::break_id_t bp_id = m_break_ids[idx];
804 return target_sp->GetBreakpointList().FindBreakpointByID(bp_id);
805 }
806
FindBreakpointByID(lldb::break_id_t desired_id)807 BreakpointSP FindBreakpointByID(lldb::break_id_t desired_id) {
808 TargetSP target_sp = m_target_wp.lock();
809 if (!target_sp)
810 return BreakpointSP();
811
812 for (lldb::break_id_t &break_id : m_break_ids) {
813 if (break_id == desired_id)
814 return target_sp->GetBreakpointList().FindBreakpointByID(break_id);
815 }
816 return BreakpointSP();
817 }
818
Append(BreakpointSP bkpt)819 bool Append(BreakpointSP bkpt) {
820 TargetSP target_sp = m_target_wp.lock();
821 if (!target_sp || !bkpt)
822 return false;
823 if (bkpt->GetTargetSP() != target_sp)
824 return false;
825 m_break_ids.push_back(bkpt->GetID());
826 return true;
827 }
828
AppendIfUnique(BreakpointSP bkpt)829 bool AppendIfUnique(BreakpointSP bkpt) {
830 TargetSP target_sp = m_target_wp.lock();
831 if (!target_sp || !bkpt)
832 return false;
833 if (bkpt->GetTargetSP() != target_sp)
834 return false;
835 lldb::break_id_t bp_id = bkpt->GetID();
836 if (!llvm::is_contained(m_break_ids, bp_id))
837 return false;
838
839 m_break_ids.push_back(bkpt->GetID());
840 return true;
841 }
842
AppendByID(lldb::break_id_t id)843 bool AppendByID(lldb::break_id_t id) {
844 TargetSP target_sp = m_target_wp.lock();
845 if (!target_sp)
846 return false;
847 if (id == LLDB_INVALID_BREAK_ID)
848 return false;
849 m_break_ids.push_back(id);
850 return true;
851 }
852
Clear()853 void Clear() { m_break_ids.clear(); }
854
CopyToBreakpointIDList(lldb_private::BreakpointIDList & bp_list)855 void CopyToBreakpointIDList(lldb_private::BreakpointIDList &bp_list) {
856 for (lldb::break_id_t id : m_break_ids) {
857 bp_list.AddBreakpointID(BreakpointID(id));
858 }
859 }
860
GetTarget()861 TargetSP GetTarget() { return m_target_wp.lock(); }
862
863 private:
864 std::vector<lldb::break_id_t> m_break_ids;
865 TargetWP m_target_wp;
866 };
867
SBBreakpointList(SBTarget & target)868 SBBreakpointList::SBBreakpointList(SBTarget &target)
869 : m_opaque_sp(new SBBreakpointListImpl(target.GetSP())) {
870 LLDB_INSTRUMENT_VA(this, target);
871 }
872
873 SBBreakpointList::~SBBreakpointList() = default;
874
GetSize() const875 size_t SBBreakpointList::GetSize() const {
876 LLDB_INSTRUMENT_VA(this);
877
878 if (!m_opaque_sp)
879 return 0;
880 else
881 return m_opaque_sp->GetSize();
882 }
883
GetBreakpointAtIndex(size_t idx)884 SBBreakpoint SBBreakpointList::GetBreakpointAtIndex(size_t idx) {
885 LLDB_INSTRUMENT_VA(this, idx);
886
887 if (!m_opaque_sp)
888 return SBBreakpoint();
889
890 BreakpointSP bkpt_sp = m_opaque_sp->GetBreakpointAtIndex(idx);
891 return SBBreakpoint(bkpt_sp);
892 }
893
FindBreakpointByID(lldb::break_id_t id)894 SBBreakpoint SBBreakpointList::FindBreakpointByID(lldb::break_id_t id) {
895 LLDB_INSTRUMENT_VA(this, id);
896
897 if (!m_opaque_sp)
898 return SBBreakpoint();
899 BreakpointSP bkpt_sp = m_opaque_sp->FindBreakpointByID(id);
900 return SBBreakpoint(bkpt_sp);
901 }
902
Append(const SBBreakpoint & sb_bkpt)903 void SBBreakpointList::Append(const SBBreakpoint &sb_bkpt) {
904 LLDB_INSTRUMENT_VA(this, sb_bkpt);
905
906 if (!sb_bkpt.IsValid())
907 return;
908 if (!m_opaque_sp)
909 return;
910 m_opaque_sp->Append(sb_bkpt.m_opaque_wp.lock());
911 }
912
AppendByID(lldb::break_id_t id)913 void SBBreakpointList::AppendByID(lldb::break_id_t id) {
914 LLDB_INSTRUMENT_VA(this, id);
915
916 if (!m_opaque_sp)
917 return;
918 m_opaque_sp->AppendByID(id);
919 }
920
AppendIfUnique(const SBBreakpoint & sb_bkpt)921 bool SBBreakpointList::AppendIfUnique(const SBBreakpoint &sb_bkpt) {
922 LLDB_INSTRUMENT_VA(this, sb_bkpt);
923
924 if (!sb_bkpt.IsValid())
925 return false;
926 if (!m_opaque_sp)
927 return false;
928 return m_opaque_sp->AppendIfUnique(sb_bkpt.GetSP());
929 }
930
Clear()931 void SBBreakpointList::Clear() {
932 LLDB_INSTRUMENT_VA(this);
933
934 if (m_opaque_sp)
935 m_opaque_sp->Clear();
936 }
937
CopyToBreakpointIDList(lldb_private::BreakpointIDList & bp_id_list)938 void SBBreakpointList::CopyToBreakpointIDList(
939 lldb_private::BreakpointIDList &bp_id_list) {
940 if (m_opaque_sp)
941 m_opaque_sp->CopyToBreakpointIDList(bp_id_list);
942 }
943