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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2026 Richard QIn
*/
#pragma once
#include "common/types.h"
#define ELF_MAGIC 0x464C457F // "\x7FELF" in little endian
// ELF File Header
struct elfhdr
{
uint32 magic; // Must equal ELF_MAGIC
uint8 elf[12];
uint16 type;
uint16 machine;
uint32 version;
uint64 entry; // Program Entry Point (Virtual Address)
uint64 phoff; // File offset of the Program Header Table
uint64 shoff;
uint32 flags;
uint16 ehsize;
uint16 phentsize;
uint16 phnum; // Number of Program Headers
uint16 shentsize;
uint16 shnum;
uint16 shstrndx;
};
// Program Header
// Describes how to load segments from a file into memory
struct proghdr
{
uint32 type;
uint32 flags;
uint64 off; // Offset of the section in the file
uint64 vaddr; // Virtual address of the segment in memory
uint64 paddr;
uint64 filesz; // Size of the section in the file
uint64 memsz; // The size of the segment in memory (memsz >= filesz)
uint64 align;
};
// Values for Proghdr type
#define ELF_PROG_LOAD 1
// Flag bits for Proghdr flags
#define ELF_PROG_FLAG_EXEC 1
#define ELF_PROG_FLAG_WRITE 2
#define ELF_PROG_FLAG_READ 4
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