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