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 liblldb_BreakpointResolverAddress_h_ 10 #define liblldb_BreakpointResolverAddress_h_ 11 12 #include "lldb/Breakpoint/BreakpointResolver.h" 13 #include "lldb/Core/ModuleSpec.h" 14 15 namespace 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 22 class BreakpointResolverAddress : public BreakpointResolver { 23 public: 24 BreakpointResolverAddress(Breakpoint *bkpt, const Address &addr); 25 26 BreakpointResolverAddress(Breakpoint *bkpt, const Address &addr, 27 const FileSpec &module_spec); 28 29 ~BreakpointResolverAddress() override; 30 31 static BreakpointResolver * 32 CreateFromStructuredData(Breakpoint *bkpt, 33 const StructuredData::Dictionary &options_dict, 34 Status &error); 35 36 StructuredData::ObjectSP SerializeToStructuredData() override; 37 38 void ResolveBreakpoint(SearchFilter &filter) override; 39 40 void ResolveBreakpointInModules(SearchFilter &filter, 41 ModuleList &modules) override; 42 43 Searcher::CallbackReturn SearchCallback(SearchFilter &filter, 44 SymbolContext &context, 45 Address *addr) override; 46 47 lldb::SearchDepth GetDepth() override; 48 49 void GetDescription(Stream *s) override; 50 51 void Dump(Stream *s) const override; 52 53 /// Methods for support type inquiry through isa, cast, and dyn_cast: classof(const BreakpointResolverAddress *)54 static inline bool classof(const BreakpointResolverAddress *) { return true; } classof(const BreakpointResolver * V)55 static inline bool classof(const BreakpointResolver *V) { 56 return V->getResolverID() == BreakpointResolver::AddressResolver; 57 } 58 59 lldb::BreakpointResolverSP CopyForBreakpoint(Breakpoint &breakpoint) override; 60 61 protected: 62 Address 63 m_addr; // The address - may be Section Offset or may be just an offset 64 lldb::addr_t m_resolved_addr; // The current value of the resolved load 65 // address for this breakpoint, 66 FileSpec m_module_filespec; // If this filespec is Valid, and m_addr is an 67 // offset, then it will be converted 68 // to a Section+Offset address in this module, whenever that module gets 69 // around to being loaded. 70 private: 71 DISALLOW_COPY_AND_ASSIGN(BreakpointResolverAddress); 72 }; 73 74 } // namespace lldb_private 75 76 #endif // liblldb_BreakpointResolverAddress_h_ 77