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1//===-- NativeProcessELF.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-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef liblldb_NativeProcessELF_H_10#define liblldb_NativeProcessELF_H_11 12#include "Plugins/Process/Utility/AuxVector.h"13#include "lldb/Host/common/NativeProcessProtocol.h"14#include "llvm/BinaryFormat/ELF.h"15#include <optional>16 17namespace lldb_private {18 19/// \class NativeProcessELF20/// Abstract class that extends \a NativeProcessProtocol with ELF specific21/// logic. Meant to be subclassed by ELF based NativeProcess* implementations.22class NativeProcessELF : public NativeProcessProtocol {23 using NativeProcessProtocol::NativeProcessProtocol;24 25public:26 std::optional<uint64_t> GetAuxValue(enum AuxVector::EntryType type);27 28protected:29 template <typename T> struct ELFLinkMap {30 T l_addr;31 T l_name;32 T l_ld;33 T l_next;34 T l_prev;35 };36 37 lldb::addr_t GetSharedLibraryInfoAddress() override;38 39 template <typename ELF_EHDR, typename ELF_PHDR, typename ELF_DYN>40 lldb::addr_t GetELFImageInfoAddress();41 42 llvm::Expected<std::vector<SVR4LibraryInfo>>43 GetLoadedSVR4Libraries() override;44 45 template <typename T>46 llvm::Expected<SVR4LibraryInfo>47 ReadSVR4LibraryInfo(lldb::addr_t link_map_addr);48 49 void NotifyDidExec() override;50 51 std::unique_ptr<AuxVector> m_aux_vector;52 std::optional<lldb::addr_t> m_shared_library_info_addr;53};54 55// Explicitly declare the two 32/64 bit templates that NativeProcessELF.cpp will56// define. This allows us to keep the template definition here and usable57// elsewhere.58extern template lldb::addr_t NativeProcessELF::GetELFImageInfoAddress<59 llvm::ELF::Elf32_Ehdr, llvm::ELF::Elf32_Phdr, llvm::ELF::Elf32_Dyn>();60extern template lldb::addr_t NativeProcessELF::GetELFImageInfoAddress<61 llvm::ELF::Elf64_Ehdr, llvm::ELF::Elf64_Phdr, llvm::ELF::Elf64_Dyn>();62 63} // namespace lldb_private64 65#endif66