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1 //===-- BreakpointResolverName.h --------------------------------*- C++ -*-===//
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 #ifndef LLDB_BREAKPOINT_BREAKPOINTRESOLVERNAME_H
10 #define LLDB_BREAKPOINT_BREAKPOINTRESOLVERNAME_H
11 
12 #include <string>
13 #include <vector>
14 
15 #include "lldb/Breakpoint/BreakpointResolver.h"
16 #include "lldb/Core/Module.h"
17 
18 namespace lldb_private {
19 
20 /// \class BreakpointResolverName BreakpointResolverName.h
21 /// "lldb/Breakpoint/BreakpointResolverName.h" This class sets breakpoints on
22 /// a given function name, either by exact match or by regular expression.
23 
24 class BreakpointResolverName : public BreakpointResolver {
25 public:
26   BreakpointResolverName(const lldb::BreakpointSP &bkpt, const char *name,
27                          lldb::FunctionNameType name_type_mask,
28                          lldb::LanguageType language,
29                          Breakpoint::MatchType type, lldb::addr_t offset,
30                          bool skip_prologue);
31 
32   // This one takes an array of names.  It is always MatchType = Exact.
33   BreakpointResolverName(const lldb::BreakpointSP &bkpt, const char *names[],
34                          size_t num_names,
35                          lldb::FunctionNameType name_type_mask,
36                          lldb::LanguageType language, lldb::addr_t offset,
37                          bool skip_prologue);
38 
39   // This one takes a C++ array of names.  It is always MatchType = Exact.
40   BreakpointResolverName(const lldb::BreakpointSP &bkpt,
41                          std::vector<std::string> names,
42                          lldb::FunctionNameType name_type_mask,
43                          lldb::LanguageType language, lldb::addr_t offset,
44                          bool skip_prologue);
45 
46   // Creates a function breakpoint by regular expression.  Takes over control
47   // of the lifespan of func_regex.
48   BreakpointResolverName(const lldb::BreakpointSP &bkpt,
49                          RegularExpression func_regex,
50                          lldb::LanguageType language, lldb::addr_t offset,
51                          bool skip_prologue);
52 
53   static BreakpointResolver *
54   CreateFromStructuredData(const lldb::BreakpointSP &bkpt,
55                            const StructuredData::Dictionary &data_dict,
56                            Status &error);
57 
58   StructuredData::ObjectSP SerializeToStructuredData() override;
59 
60   ~BreakpointResolverName() override = default;
61 
62   Searcher::CallbackReturn SearchCallback(SearchFilter &filter,
63                                           SymbolContext &context,
64                                           Address *addr) override;
65 
66   lldb::SearchDepth GetDepth() override;
67 
68   void GetDescription(Stream *s) override;
69 
70   void Dump(Stream *s) const override;
71 
72   /// Methods for support type inquiry through isa, cast, and dyn_cast:
classof(const BreakpointResolverName *)73   static inline bool classof(const BreakpointResolverName *) { return true; }
classof(const BreakpointResolver * V)74   static inline bool classof(const BreakpointResolver *V) {
75     return V->getResolverID() == BreakpointResolver::NameResolver;
76   }
77 
78   lldb::BreakpointResolverSP
79   CopyForBreakpoint(lldb::BreakpointSP &breakpoint) override;
80 
81 protected:
82   BreakpointResolverName(const BreakpointResolverName &rhs);
83 
84   std::vector<Module::LookupInfo> m_lookups;
85   ConstString m_class_name;
86   RegularExpression m_regex;
87   Breakpoint::MatchType m_match_type;
88   lldb::LanguageType m_language;
89   bool m_skip_prologue;
90 
91   void AddNameLookup(ConstString name,
92                      lldb::FunctionNameType name_type_mask);
93 };
94 
95 } // namespace lldb_private
96 
97 #endif // LLDB_BREAKPOINT_BREAKPOINTRESOLVERNAME_H
98