lldb/source/API/SBLineEntry.cpp

   1 //===-- SBLineEntry.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/SBLineEntry.h"
  10 #include "Utils.h"
  11 #include "lldb/API/SBStream.h"
  12 #include "lldb/Host/PosixApi.h"
  13 #include "lldb/Symbol/LineEntry.h"
  14 #include "lldb/Utility/Instrumentation.h"
  15 #include "lldb/Utility/StreamString.h"
  16
  17 #include <climits>
  18
  19 using namespace lldb;
  20 using namespace lldb_private;
  21
  22 SBLineEntry::SBLineEntry() { LLDB_INSTRUMENT_VA(this); }
  23
  24 SBLineEntry::SBLineEntry(const SBLineEntry &rhs) {
  25   LLDB_INSTRUMENT_VA(this, rhs);
  26
  27   m_opaque_up = clone(rhs.m_opaque_up);
  28 }
  29
  30 SBLineEntry::SBLineEntry(const lldb_private::LineEntry *lldb_object_ptr) {
  31   if (lldb_object_ptr)
  32     m_opaque_up = std::make_unique<LineEntry>(*lldb_object_ptr);
  33 }
  34
  35 const SBLineEntry &SBLineEntry::operator=(const SBLineEntry &rhs) {
  36   LLDB_INSTRUMENT_VA(this, rhs);
  37
  38   if (this != &rhs)
  39     m_opaque_up = clone(rhs.m_opaque_up);
  40   return *this;
  41 }
  42
  43 void SBLineEntry::SetLineEntry(const lldb_private::LineEntry &lldb_object_ref) {
  44   m_opaque_up = std::make_unique<LineEntry>(lldb_object_ref);
  45 }
  46
  47 SBLineEntry::~SBLineEntry() = default;
  48
  49 SBAddress SBLineEntry::GetStartAddress() const {
  50   LLDB_INSTRUMENT_VA(this);
  51
  52   SBAddress sb_address;
  53   if (m_opaque_up)
  54     sb_address.SetAddress(m_opaque_up->range.GetBaseAddress());
  55
  56   return sb_address;
  57 }
  58
  59 SBAddress SBLineEntry::GetEndAddress() const {
  60   LLDB_INSTRUMENT_VA(this);
  61
  62   SBAddress sb_address;
  63   if (m_opaque_up) {
  64     sb_address.SetAddress(m_opaque_up->range.GetBaseAddress());
  65     sb_address.OffsetAddress(m_opaque_up->range.GetByteSize());
  66   }
  67   return sb_address;
  68 }
  69
  70 bool SBLineEntry::IsValid() const {
  71   LLDB_INSTRUMENT_VA(this);
  72   return this->operator bool();
  73 }
  74 SBLineEntry::operator bool() const {
  75   LLDB_INSTRUMENT_VA(this);
  76
  77   return m_opaque_up.get() && m_opaque_up->IsValid();
  78 }
  79
  80 SBFileSpec SBLineEntry::GetFileSpec() const {
  81   LLDB_INSTRUMENT_VA(this);
  82
  83   SBFileSpec sb_file_spec;
  84   if (m_opaque_up.get() && m_opaque_up->file)
  85     sb_file_spec.SetFileSpec(m_opaque_up->file);
  86
  87   return sb_file_spec;
  88 }
  89
  90 uint32_t SBLineEntry::GetLine() const {
  91   LLDB_INSTRUMENT_VA(this);
  92
  93   uint32_t line = 0;
  94   if (m_opaque_up)
  95     line = m_opaque_up->line;
  96
  97   return line;
  98 }
  99
 100 uint32_t SBLineEntry::GetColumn() const {
 101   LLDB_INSTRUMENT_VA(this);
 102
 103   if (m_opaque_up)
 104     return m_opaque_up->column;
 105   return 0;
 106 }
 107
 108 void SBLineEntry::SetFileSpec(lldb::SBFileSpec filespec) {
 109   LLDB_INSTRUMENT_VA(this, filespec);
 110
 111   if (filespec.IsValid())
 112     ref().file = filespec.ref();
 113   else
 114     ref().file.Clear();
 115 }
 116 void SBLineEntry::SetLine(uint32_t line) {
 117   LLDB_INSTRUMENT_VA(this, line);
 118
 119   ref().line = line;
 120 }
 121
 122 void SBLineEntry::SetColumn(uint32_t column) {
 123   LLDB_INSTRUMENT_VA(this, column);
 124
 125   ref().line = column;
 126 }
 127
 128 bool SBLineEntry::operator==(const SBLineEntry &rhs) const {
 129   LLDB_INSTRUMENT_VA(this, rhs);
 130
 131   lldb_private::LineEntry *lhs_ptr = m_opaque_up.get();
 132   lldb_private::LineEntry *rhs_ptr = rhs.m_opaque_up.get();
 133
 134   if (lhs_ptr && rhs_ptr)
 135     return lldb_private::LineEntry::Compare(*lhs_ptr, *rhs_ptr) == 0;
 136
 137   return lhs_ptr == rhs_ptr;
 138 }
 139
 140 bool SBLineEntry::operator!=(const SBLineEntry &rhs) const {
 141   LLDB_INSTRUMENT_VA(this, rhs);
 142
 143   lldb_private::LineEntry *lhs_ptr = m_opaque_up.get();
 144   lldb_private::LineEntry *rhs_ptr = rhs.m_opaque_up.get();
 145
 146   if (lhs_ptr && rhs_ptr)
 147     return lldb_private::LineEntry::Compare(*lhs_ptr, *rhs_ptr) != 0;
 148
 149   return lhs_ptr != rhs_ptr;
 150 }
 151
 152 const lldb_private::LineEntry *SBLineEntry::operator->() const {
 153   return m_opaque_up.get();
 154 }
 155
 156 lldb_private::LineEntry &SBLineEntry::ref() {
 157   if (m_opaque_up == nullptr)
 158     m_opaque_up = std::make_unique<lldb_private::LineEntry>();
 159   return *m_opaque_up;
 160 }
 161
 162 const lldb_private::LineEntry &SBLineEntry::ref() const { return *m_opaque_up; }
 163
 164 bool SBLineEntry::GetDescription(SBStream &description) {
 165   LLDB_INSTRUMENT_VA(this, description);
 166
 167   Stream &strm = description.ref();
 168
 169   if (m_opaque_up) {
 170     char file_path[PATH_MAX * 2];
 171     m_opaque_up->file.GetPath(file_path, sizeof(file_path));
 172     strm.Printf("%s:%u", file_path, GetLine());
 173     if (GetColumn() > 0)
 174       strm.Printf(":%u", GetColumn());
 175   } else
 176     strm.PutCString("No value");
 177
 178   return true;
 179 }
 180
 181 lldb_private::LineEntry *SBLineEntry::get() { return m_opaque_up.get(); }