1 //===-- SBTypeFilter.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/SBTypeFilter.h"
10 #include "lldb/Utility/Instrumentation.h"
11
12 #include "lldb/API/SBStream.h"
13
14 #include "lldb/DataFormatters/DataVisualization.h"
15
16 using namespace lldb;
17 using namespace lldb_private;
18
SBTypeFilter()19 SBTypeFilter::SBTypeFilter() { LLDB_INSTRUMENT_VA(this); }
20
SBTypeFilter(uint32_t options)21 SBTypeFilter::SBTypeFilter(uint32_t options)
22 : m_opaque_sp(TypeFilterImplSP(new TypeFilterImpl(options))) {
23 LLDB_INSTRUMENT_VA(this, options);
24 }
25
SBTypeFilter(const lldb::SBTypeFilter & rhs)26 SBTypeFilter::SBTypeFilter(const lldb::SBTypeFilter &rhs)
27 : m_opaque_sp(rhs.m_opaque_sp) {
28 LLDB_INSTRUMENT_VA(this, rhs);
29 }
30
31 SBTypeFilter::~SBTypeFilter() = default;
32
IsValid() const33 bool SBTypeFilter::IsValid() const {
34 LLDB_INSTRUMENT_VA(this);
35 return this->operator bool();
36 }
operator bool() const37 SBTypeFilter::operator bool() const {
38 LLDB_INSTRUMENT_VA(this);
39
40 return m_opaque_sp.get() != nullptr;
41 }
42
GetOptions()43 uint32_t SBTypeFilter::GetOptions() {
44 LLDB_INSTRUMENT_VA(this);
45
46 if (IsValid())
47 return m_opaque_sp->GetOptions();
48 return 0;
49 }
50
SetOptions(uint32_t value)51 void SBTypeFilter::SetOptions(uint32_t value) {
52 LLDB_INSTRUMENT_VA(this, value);
53
54 if (CopyOnWrite_Impl())
55 m_opaque_sp->SetOptions(value);
56 }
57
GetDescription(lldb::SBStream & description,lldb::DescriptionLevel description_level)58 bool SBTypeFilter::GetDescription(lldb::SBStream &description,
59 lldb::DescriptionLevel description_level) {
60 LLDB_INSTRUMENT_VA(this, description, description_level);
61
62 if (!IsValid())
63 return false;
64 else {
65 description.Printf("%s\n", m_opaque_sp->GetDescription().c_str());
66 return true;
67 }
68 }
69
Clear()70 void SBTypeFilter::Clear() {
71 LLDB_INSTRUMENT_VA(this);
72
73 if (CopyOnWrite_Impl())
74 m_opaque_sp->Clear();
75 }
76
GetNumberOfExpressionPaths()77 uint32_t SBTypeFilter::GetNumberOfExpressionPaths() {
78 LLDB_INSTRUMENT_VA(this);
79
80 if (IsValid())
81 return m_opaque_sp->GetCount();
82 return 0;
83 }
84
GetExpressionPathAtIndex(uint32_t i)85 const char *SBTypeFilter::GetExpressionPathAtIndex(uint32_t i) {
86 LLDB_INSTRUMENT_VA(this, i);
87
88 if (IsValid()) {
89 const char *item = m_opaque_sp->GetExpressionPathAtIndex(i);
90 if (item && *item == '.')
91 item++;
92 return item;
93 }
94 return nullptr;
95 }
96
ReplaceExpressionPathAtIndex(uint32_t i,const char * item)97 bool SBTypeFilter::ReplaceExpressionPathAtIndex(uint32_t i, const char *item) {
98 LLDB_INSTRUMENT_VA(this, i, item);
99
100 if (CopyOnWrite_Impl())
101 return m_opaque_sp->SetExpressionPathAtIndex(i, item);
102 else
103 return false;
104 }
105
AppendExpressionPath(const char * item)106 void SBTypeFilter::AppendExpressionPath(const char *item) {
107 LLDB_INSTRUMENT_VA(this, item);
108
109 if (CopyOnWrite_Impl())
110 m_opaque_sp->AddExpressionPath(item);
111 }
112
operator =(const lldb::SBTypeFilter & rhs)113 lldb::SBTypeFilter &SBTypeFilter::operator=(const lldb::SBTypeFilter &rhs) {
114 LLDB_INSTRUMENT_VA(this, rhs);
115
116 if (this != &rhs) {
117 m_opaque_sp = rhs.m_opaque_sp;
118 }
119 return *this;
120 }
121
operator ==(lldb::SBTypeFilter & rhs)122 bool SBTypeFilter::operator==(lldb::SBTypeFilter &rhs) {
123 LLDB_INSTRUMENT_VA(this, rhs);
124
125 if (!IsValid())
126 return !rhs.IsValid();
127
128 return m_opaque_sp == rhs.m_opaque_sp;
129 }
130
IsEqualTo(lldb::SBTypeFilter & rhs)131 bool SBTypeFilter::IsEqualTo(lldb::SBTypeFilter &rhs) {
132 LLDB_INSTRUMENT_VA(this, rhs);
133
134 if (!IsValid())
135 return !rhs.IsValid();
136
137 if (GetNumberOfExpressionPaths() != rhs.GetNumberOfExpressionPaths())
138 return false;
139
140 for (uint32_t j = 0; j < GetNumberOfExpressionPaths(); j++)
141 if (strcmp(GetExpressionPathAtIndex(j), rhs.GetExpressionPathAtIndex(j)) !=
142 0)
143 return false;
144
145 return GetOptions() == rhs.GetOptions();
146 }
147
operator !=(lldb::SBTypeFilter & rhs)148 bool SBTypeFilter::operator!=(lldb::SBTypeFilter &rhs) {
149 LLDB_INSTRUMENT_VA(this, rhs);
150
151 if (!IsValid())
152 return !rhs.IsValid();
153
154 return m_opaque_sp != rhs.m_opaque_sp;
155 }
156
GetSP()157 lldb::TypeFilterImplSP SBTypeFilter::GetSP() { return m_opaque_sp; }
158
SetSP(const lldb::TypeFilterImplSP & typefilter_impl_sp)159 void SBTypeFilter::SetSP(const lldb::TypeFilterImplSP &typefilter_impl_sp) {
160 m_opaque_sp = typefilter_impl_sp;
161 }
162
SBTypeFilter(const lldb::TypeFilterImplSP & typefilter_impl_sp)163 SBTypeFilter::SBTypeFilter(const lldb::TypeFilterImplSP &typefilter_impl_sp)
164 : m_opaque_sp(typefilter_impl_sp) {}
165
CopyOnWrite_Impl()166 bool SBTypeFilter::CopyOnWrite_Impl() {
167 if (!IsValid())
168 return false;
169 if (m_opaque_sp.unique())
170 return true;
171
172 TypeFilterImplSP new_sp(new TypeFilterImpl(GetOptions()));
173
174 for (uint32_t j = 0; j < GetNumberOfExpressionPaths(); j++)
175 new_sp->AddExpressionPath(GetExpressionPathAtIndex(j));
176
177 SetSP(new_sp);
178
179 return true;
180 }
181