derek.holloway
7502bf64a4
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70 lines
2.3 KiB
C++
70 lines
2.3 KiB
C++
//===-- NativeProcessELF.h ------------------------------------ -*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef liblldb_NativeProcessELF_H_
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#define liblldb_NativeProcessELF_H_
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#include "Plugins/Process/POSIX/ProcessPOSIXLog.h"
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#include "Plugins/Process/Utility/AuxVector.h"
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#include "lldb/Host/common/NativeProcessProtocol.h"
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#include "lldb/Target/MemoryRegionInfo.h"
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#include "llvm/BinaryFormat/ELF.h"
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#include <optional>
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namespace lldb_private {
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/// \class NativeProcessELF
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/// Abstract class that extends \a NativeProcessProtocol with ELF specific
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/// logic. Meant to be subclassed by ELF based NativeProcess* implementations.
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class NativeProcessELF : public NativeProcessProtocol {
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using NativeProcessProtocol::NativeProcessProtocol;
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public:
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std::optional<uint64_t> GetAuxValue(enum AuxVector::EntryType type);
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void DoStopIDBumped(uint32_t newBumpId) override;
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protected:
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template <typename T> struct ELFLinkMap {
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T l_addr;
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T l_name;
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T l_ld;
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T l_next;
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T l_prev;
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};
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lldb::addr_t GetSharedLibraryInfoAddress() override;
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template <typename ELF_EHDR, typename ELF_PHDR, typename ELF_DYN>
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lldb::addr_t GetELFImageInfoAddress();
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llvm::Expected<std::vector<SVR4LibraryInfo>>
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GetLoadedSVR4Libraries() override;
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template <typename T>
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llvm::Expected<SVR4LibraryInfo>
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ReadSVR4LibraryInfo(lldb::addr_t link_map_addr);
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void NotifyDidExec() override;
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std::unique_ptr<AuxVector> m_aux_vector;
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std::optional<lldb::addr_t> m_shared_library_info_addr;
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std::vector<std::pair<MemoryRegionInfo, FileSpec>> m_mem_region_cache;
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};
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// Explicitly declare the two 32/64 bit templates that NativeProcessELF.cpp will
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// define. This allows us to keep the template definition here and usable
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// elsewhere.
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extern template lldb::addr_t NativeProcessELF::GetELFImageInfoAddress<
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llvm::ELF::Elf32_Ehdr, llvm::ELF::Elf32_Phdr, llvm::ELF::Elf32_Dyn>();
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extern template lldb::addr_t NativeProcessELF::GetELFImageInfoAddress<
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llvm::ELF::Elf64_Ehdr, llvm::ELF::Elf64_Phdr, llvm::ELF::Elf64_Dyn>();
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} // namespace lldb_private
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#endif
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