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 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(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: classof(const BreakpointResolverAddress *)56 static inline bool classof(const BreakpointResolverAddress *) { return true; } classof(const BreakpointResolver * V)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 64 protected: 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. 73 private: 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