1//===-- BreakpointResolverAddress.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_BREAKPOINTRESOLVERADDRESS_H
10#define LLDB_BREAKPOINT_BREAKPOINTRESOLVERADDRESS_H
11
12#include "lldb/Breakpoint/BreakpointResolver.h"
13#include "lldb/Core/ModuleSpec.h"
14
15namespace lldb_private {
16
17/// \class BreakpointResolverAddress BreakpointResolverAddress.h
18/// "lldb/Breakpoint/BreakpointResolverAddress.h" This class sets breakpoints
19/// on a given Address.  This breakpoint only takes once, and then it won't
20/// attempt to reset itself.
21
22class BreakpointResolverAddress : public BreakpointResolver {
23public:
24  BreakpointResolverAddress(const lldb::BreakpointSP &bkpt,
25                            const Address &addr);
26
27  BreakpointResolverAddress(const lldb::BreakpointSP &bkpt,
28                            const Address &addr,
29                            const FileSpec &module_spec);
30
31  ~BreakpointResolverAddress() override = default;
32
33  static BreakpointResolver *
34  CreateFromStructuredData(const lldb::BreakpointSP &bkpt,
35                           const StructuredData::Dictionary &options_dict,
36                           Status &error);
37
38  StructuredData::ObjectSP SerializeToStructuredData() override;
39
40  void ResolveBreakpoint(SearchFilter &filter) override;
41
42  void ResolveBreakpointInModules(SearchFilter &filter,
43                                  ModuleList &modules) override;
44
45  Searcher::CallbackReturn SearchCallback(SearchFilter &filter,
46                                          SymbolContext &context,
47                                          Address *addr) override;
48
49  lldb::SearchDepth GetDepth() override;
50
51  void GetDescription(Stream *s) override;
52
53  void Dump(Stream *s) const override;
54
55  /// Methods for support type inquiry through isa, cast, and dyn_cast:
56  static inline bool classof(const BreakpointResolverAddress *) { return true; }
57  static inline bool classof(const BreakpointResolver *V) {
58    return V->getResolverID() == BreakpointResolver::AddressResolver;
59  }
60
61  lldb::BreakpointResolverSP
62  CopyForBreakpoint(lldb::BreakpointSP &breakpoint) override;
63
64protected:
65  Address m_addr;               // The address - may be Section Offset or
66                                // may be just an offset
67  lldb::addr_t m_resolved_addr; // The current value of the resolved load
68                                // address for this breakpoint,
69  FileSpec m_module_filespec;   // If this filespec is Valid, and m_addr is an
70                                // offset, then it will be converted
71  // to a Section+Offset address in this module, whenever that module gets
72  // around to being loaded.
73private:
74  BreakpointResolverAddress(const BreakpointResolverAddress &) = delete;
75  const BreakpointResolverAddress &
76  operator=(const BreakpointResolverAddress &) = delete;
77};
78
79} // namespace lldb_private
80
81#endif // LLDB_BREAKPOINT_BREAKPOINTRESOLVERADDRESS_H
82