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 | |
19 | SBTypeFilter::SBTypeFilter() { LLDB_INSTRUMENT_VA(this); } |
20 | |
21 | SBTypeFilter::SBTypeFilter(uint32_t options) |
22 | : m_opaque_sp(TypeFilterImplSP(new TypeFilterImpl(options))) { |
23 | LLDB_INSTRUMENT_VA(this, options); |
24 | } |
25 | |
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 | |
33 | bool SBTypeFilter::IsValid() const { |
34 | LLDB_INSTRUMENT_VA(this); |
35 | return this->operator bool(); |
36 | } |
37 | SBTypeFilter::operator bool() const { |
38 | LLDB_INSTRUMENT_VA(this); |
39 | |
40 | return m_opaque_sp.get() != nullptr; |
41 | } |
42 | |
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 | |
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 | |
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(format: "%s\n" , m_opaque_sp->GetDescription().c_str()); |
66 | return true; |
67 | } |
68 | } |
69 | |
70 | void SBTypeFilter::Clear() { |
71 | LLDB_INSTRUMENT_VA(this); |
72 | |
73 | if (CopyOnWrite_Impl()) |
74 | m_opaque_sp->Clear(); |
75 | } |
76 | |
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 | |
85 | const char *SBTypeFilter::GetExpressionPathAtIndex(uint32_t i) { |
86 | LLDB_INSTRUMENT_VA(this, i); |
87 | |
88 | if (!IsValid()) |
89 | return nullptr; |
90 | |
91 | const char *item = m_opaque_sp->GetExpressionPathAtIndex(i); |
92 | if (item && *item == '.') |
93 | item++; |
94 | return ConstString(item).GetCString(); |
95 | } |
96 | |
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, path: item); |
102 | else |
103 | return false; |
104 | } |
105 | |
106 | void SBTypeFilter::AppendExpressionPath(const char *item) { |
107 | LLDB_INSTRUMENT_VA(this, item); |
108 | |
109 | if (CopyOnWrite_Impl()) |
110 | m_opaque_sp->AddExpressionPath(path: item); |
111 | } |
112 | |
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 | |
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 | |
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(s1: GetExpressionPathAtIndex(i: j), s2: rhs.GetExpressionPathAtIndex(i: j)) != |
142 | 0) |
143 | return false; |
144 | |
145 | return GetOptions() == rhs.GetOptions(); |
146 | } |
147 | |
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 | |
157 | lldb::TypeFilterImplSP SBTypeFilter::GetSP() { return m_opaque_sp; } |
158 | |
159 | void SBTypeFilter::SetSP(const lldb::TypeFilterImplSP &typefilter_impl_sp) { |
160 | m_opaque_sp = typefilter_impl_sp; |
161 | } |
162 | |
163 | SBTypeFilter::SBTypeFilter(const lldb::TypeFilterImplSP &typefilter_impl_sp) |
164 | : m_opaque_sp(typefilter_impl_sp) {} |
165 | |
166 | bool SBTypeFilter::CopyOnWrite_Impl() { |
167 | if (!IsValid()) |
168 | return false; |
169 | if (m_opaque_sp.use_count() == 1) |
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(path: GetExpressionPathAtIndex(i: j)); |
176 | |
177 | SetSP(new_sp); |
178 | |
179 | return true; |
180 | } |
181 | |