reference, declarationdefinition
definition → references, declarations, derived classes, virtual overrides
reference to multiple definitions → definitions
unreferenced
    1
    2
    3
    4
    5
    6
    7
    8
    9
   10
   11
   12
   13
   14
   15
   16
   17
   18
   19
   20
   21
   22
   23
   24
   25
   26
   27
   28
   29
   30
   31
   32
   33
   34
   35
   36
   37
   38
   39
   40
   41
   42
   43
   44
   45
   46
   47
   48
   49
   50
   51
   52
   53
   54
   55
   56
   57
   58
   59
   60
   61
   62
   63
   64
   65
   66
   67
   68
   69
   70
   71
   72
   73
   74
   75
   76
   77
   78
   79
   80
   81
   82
   83
   84
   85
   86
   87
   88
   89
   90
   91
   92
   93
   94
   95
   96
   97
   98
   99
  100
  101
  102
  103
  104
  105
  106
  107
  108
  109
  110
  111
  112
  113
  114
  115
  116
  117
  118
  119
  120
  121
  122
  123
  124
  125
  126
  127
  128
  129
  130
  131
  132
  133
  134
  135
  136
  137
  138
  139
  140
  141
  142
  143
  144
  145
  146
  147
  148
  149
  150
  151
  152
  153
  154
  155
  156
  157
  158
  159
  160
  161
  162
  163
  164
  165
  166
  167
  168
  169
  170
  171
  172
  173
  174
  175
  176
  177
  178
  179
  180
  181
  182
  183
  184
  185
  186
  187
  188
  189
  190
  191
  192
  193
  194
  195
  196
  197
  198
  199
  200
  201
  202
  203
  204
  205
  206
  207
  208
  209
  210
  211
  212
  213
  214
  215
  216
  217
  218
  219
  220
  221
  222
  223
  224
  225
  226
  227
  228
  229
  230
  231
  232
  233
  234
  235
  236
  237
  238
  239
  240
  241
  242
//===-- SBEvent.cpp ---------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "lldb/API/SBEvent.h"
#include "SBReproducerPrivate.h"
#include "lldb/API/SBBroadcaster.h"
#include "lldb/API/SBStream.h"

#include "lldb/Breakpoint/Breakpoint.h"
#include "lldb/Core/StreamFile.h"
#include "lldb/Interpreter/CommandInterpreter.h"
#include "lldb/Target/Process.h"
#include "lldb/Utility/ConstString.h"
#include "lldb/Utility/Event.h"
#include "lldb/Utility/Stream.h"

using namespace lldb;
using namespace lldb_private;

SBEvent::SBEvent() : m_event_sp(), m_opaque_ptr(nullptr) {
  LLDB_RECORD_CONSTRUCTOR_NO_ARGS(SBEvent);
}

SBEvent::SBEvent(uint32_t event_type, const char *cstr, uint32_t cstr_len)
    : m_event_sp(new Event(event_type, new EventDataBytes(cstr, cstr_len))),
      m_opaque_ptr(m_event_sp.get()) {
  LLDB_RECORD_CONSTRUCTOR(SBEvent, (uint32_t, const char *, uint32_t),
                          event_type, cstr, cstr_len);
}

SBEvent::SBEvent(EventSP &event_sp)
    : m_event_sp(event_sp), m_opaque_ptr(event_sp.get()) {
  LLDB_RECORD_CONSTRUCTOR(SBEvent, (lldb::EventSP &), event_sp);
}

SBEvent::SBEvent(Event *event_ptr) : m_event_sp(), m_opaque_ptr(event_ptr) {
  LLDB_RECORD_CONSTRUCTOR(SBEvent, (lldb_private::Event *), event_ptr);
}

SBEvent::SBEvent(const SBEvent &rhs)
    : m_event_sp(rhs.m_event_sp), m_opaque_ptr(rhs.m_opaque_ptr) {
  LLDB_RECORD_CONSTRUCTOR(SBEvent, (const lldb::SBEvent &), rhs);
}

const SBEvent &SBEvent::operator=(const SBEvent &rhs) {
  LLDB_RECORD_METHOD(const lldb::SBEvent &,
                     SBEvent, operator=,(const lldb::SBEvent &), rhs);

  if (this != &rhs) {
    m_event_sp = rhs.m_event_sp;
    m_opaque_ptr = rhs.m_opaque_ptr;
  }
  return LLDB_RECORD_RESULT(*this);
}

SBEvent::~SBEvent() {}

const char *SBEvent::GetDataFlavor() {
  LLDB_RECORD_METHOD_NO_ARGS(const char *, SBEvent, GetDataFlavor);

  Event *lldb_event = get();
  if (lldb_event) {
    EventData *event_data = lldb_event->GetData();
    if (event_data)
      return lldb_event->GetData()->GetFlavor().AsCString();
  }
  return nullptr;
}

uint32_t SBEvent::GetType() const {
  LLDB_RECORD_METHOD_CONST_NO_ARGS(uint32_t, SBEvent, GetType);


  const Event *lldb_event = get();
  uint32_t event_type = 0;
  if (lldb_event)
    event_type = lldb_event->GetType();


  return event_type;
}

SBBroadcaster SBEvent::GetBroadcaster() const {
  LLDB_RECORD_METHOD_CONST_NO_ARGS(lldb::SBBroadcaster, SBEvent,
                                   GetBroadcaster);

  SBBroadcaster broadcaster;
  const Event *lldb_event = get();
  if (lldb_event)
    broadcaster.reset(lldb_event->GetBroadcaster(), false);
  return LLDB_RECORD_RESULT(broadcaster);
}

const char *SBEvent::GetBroadcasterClass() const {
  LLDB_RECORD_METHOD_CONST_NO_ARGS(const char *, SBEvent, GetBroadcasterClass);

  const Event *lldb_event = get();
  if (lldb_event)
    return lldb_event->GetBroadcaster()->GetBroadcasterClass().AsCString();
  else
    return "unknown class";
}

bool SBEvent::BroadcasterMatchesPtr(const SBBroadcaster *broadcaster) {
  LLDB_RECORD_METHOD(bool, SBEvent, BroadcasterMatchesPtr,
                     (const lldb::SBBroadcaster *), broadcaster);

  if (broadcaster)
    return BroadcasterMatchesRef(*broadcaster);
  return false;
}

bool SBEvent::BroadcasterMatchesRef(const SBBroadcaster &broadcaster) {
  LLDB_RECORD_METHOD(bool, SBEvent, BroadcasterMatchesRef,
                     (const lldb::SBBroadcaster &), broadcaster);

  Event *lldb_event = get();
  bool success = false;
  if (lldb_event)
    success = lldb_event->BroadcasterIs(broadcaster.get());


  return success;
}

void SBEvent::Clear() {
  LLDB_RECORD_METHOD_NO_ARGS(void, SBEvent, Clear);

  Event *lldb_event = get();
  if (lldb_event)
    lldb_event->Clear();
}

EventSP &SBEvent::GetSP() const { return m_event_sp; }

Event *SBEvent::get() const {
  // There is a dangerous accessor call GetSharedPtr which can be used, so if
  // we have anything valid in m_event_sp, we must use that since if it gets
  // used by a function that puts something in there, then it won't update
  // m_opaque_ptr...
  if (m_event_sp)
    m_opaque_ptr = m_event_sp.get();

  return m_opaque_ptr;
}

void SBEvent::reset(EventSP &event_sp) {
  m_event_sp = event_sp;
  m_opaque_ptr = m_event_sp.get();
}

void SBEvent::reset(Event *event_ptr) {
  m_opaque_ptr = event_ptr;
  m_event_sp.reset();
}

bool SBEvent::IsValid() const {
  LLDB_RECORD_METHOD_CONST_NO_ARGS(bool, SBEvent, IsValid);
  return this->operator bool();
}
SBEvent::operator bool() const {
  LLDB_RECORD_METHOD_CONST_NO_ARGS(bool, SBEvent, operator bool);

  // Do NOT use m_opaque_ptr directly!!! Must use the SBEvent::get() accessor.
  // See comments in SBEvent::get()....
  return SBEvent::get() != nullptr;
}

const char *SBEvent::GetCStringFromEvent(const SBEvent &event) {
  LLDB_RECORD_STATIC_METHOD(const char *, SBEvent, GetCStringFromEvent,
                            (const lldb::SBEvent &), event);

  return reinterpret_cast<const char *>(
      EventDataBytes::GetBytesFromEvent(event.get()));
}

bool SBEvent::GetDescription(SBStream &description) {
  LLDB_RECORD_METHOD(bool, SBEvent, GetDescription, (lldb::SBStream &),
                     description);

  Stream &strm = description.ref();

  if (get()) {
    m_opaque_ptr->Dump(&strm);
  } else
    strm.PutCString("No value");

  return true;
}

bool SBEvent::GetDescription(SBStream &description) const {
  LLDB_RECORD_METHOD_CONST(bool, SBEvent, GetDescription, (lldb::SBStream &),
                           description);

  Stream &strm = description.ref();

  if (get()) {
    m_opaque_ptr->Dump(&strm);
  } else
    strm.PutCString("No value");

  return true;
}

namespace lldb_private {
namespace repro {

template <>
void RegisterMethods<SBEvent>(Registry &R) {
  LLDB_REGISTER_CONSTRUCTOR(SBEvent, ());
  LLDB_REGISTER_CONSTRUCTOR(SBEvent, (uint32_t, const char *, uint32_t));
  LLDB_REGISTER_CONSTRUCTOR(SBEvent, (lldb::EventSP &));
  LLDB_REGISTER_CONSTRUCTOR(SBEvent, (lldb_private::Event *));
  LLDB_REGISTER_CONSTRUCTOR(SBEvent, (const lldb::SBEvent &));
  LLDB_REGISTER_METHOD(const lldb::SBEvent &,
                       SBEvent, operator=,(const lldb::SBEvent &));
  LLDB_REGISTER_METHOD(const char *, SBEvent, GetDataFlavor, ());
  LLDB_REGISTER_METHOD_CONST(uint32_t, SBEvent, GetType, ());
  LLDB_REGISTER_METHOD_CONST(lldb::SBBroadcaster, SBEvent, GetBroadcaster,
                             ());
  LLDB_REGISTER_METHOD_CONST(const char *, SBEvent, GetBroadcasterClass, ());
  LLDB_REGISTER_METHOD(bool, SBEvent, BroadcasterMatchesPtr,
                       (const lldb::SBBroadcaster *));
  LLDB_REGISTER_METHOD(bool, SBEvent, BroadcasterMatchesRef,
                       (const lldb::SBBroadcaster &));
  LLDB_REGISTER_METHOD(void, SBEvent, Clear, ());
  LLDB_REGISTER_METHOD_CONST(bool, SBEvent, IsValid, ());
  LLDB_REGISTER_METHOD_CONST(bool, SBEvent, operator bool, ());
  LLDB_REGISTER_STATIC_METHOD(const char *, SBEvent, GetCStringFromEvent,
                              (const lldb::SBEvent &));
  LLDB_REGISTER_METHOD(bool, SBEvent, GetDescription, (lldb::SBStream &));
  LLDB_REGISTER_METHOD_CONST(bool, SBEvent, GetDescription,
                             (lldb::SBStream &));
}

}
}