Refactor solution layout

Il2CppInspector.Common/FileFormatReaders/FormatLayouts/Elf.cs

@@ -0,0 +1,233 @@
+/*
+    Copyright 2017 Perfare - https://github.com/Perfare/Il2CppDumper
+    Copyright 2017-2019 Katy Coe - http://www.hearthcode.org - http://www.djkaty.com
+
+    All rights reserved.
+*/
+
+using System;
+using NoisyCowStudios.Bin2Object;
+
+namespace Il2CppInspector
+{
+    [Flags]
+    public enum Elf : uint
+    {
+        // elf_header.m_dwFormat
+        ELFMAG = 0x464c457f, // "\177ELF"
+
+        // elf_header.e_machine
+        EM_386 = 0x03,
+        EM_ARM = 0x28,
+        EM_X86_64 = 0x3E,
+        EM_AARCH64 = 0xB7,
+
+        // elf_header.m_arch
+        ELFCLASS32 = 1,
+        ELFCLASS64 = 2,
+
+        // PHTs
+        PT_DYNAMIC = 2,
+        DT_PLTGOT = 3,
+
+        PF_X = 1,
+
+        // SHTs
+        SHT_SYMTAB = 2,
+        SHT_STRTAB = 3,
+        SHT_RELA = 4,
+        SHT_REL = 9,
+        SHT_DYNSYM = 11,
+
+        // dynamic sections
+        DT_STRTAB = 5,
+        DT_SYMTAB = 6,
+        DT_RELA = 7,
+        DT_RELASZ = 8,
+        DT_RELAENT = 9,
+        DT_REL = 17,
+        DT_RELSZ = 18,
+        DT_RELENT = 19,
+        DT_INIT_ARRAY = 25,
+        DT_INIT_ARRAYSZ = 27,
+
+        // relocation types
+        R_ARM_ABS32 = 2,
+        R_ARM_REL32 = 3,
+        R_ARM_COPY = 20,
+
+        R_AARCH64_ABS64 = 0x101,
+        R_AARCH64_PREL64 = 0x104,
+        R_AARCH64_GLOB_DAT = 0x401,
+        R_AARCH64_JUMP_SLOT = 0x402,
+        R_AARCH64_RELATIVE = 0x403,
+
+        R_386_32 = 1,
+        R_386_PC32 = 2,
+        R_386_GLOB_DAT = 6,
+        R_386_JMP_SLOT = 7,
+
+        R_AMD64_64 = 1
+    }
+
+#pragma warning disable CS0649
+    internal class elf_header<TWord> where TWord : struct
+    {
+        // 0x7f followed by ELF in ascii
+        public uint m_dwFormat;
+
+        // 1 - 32 bit
+        // 2 - 64 bit
+        public byte m_arch;
+
+        // 1 - little endian
+        // 2 - big endian
+        public byte m_endian;
+
+        // 1 is original elf format
+        public byte m_version;
+
+        // set based on OS, refer to OSABI enum
+        public byte m_osabi;
+
+        // refer to elf documentation
+        public byte m_osabi_ver;
+
+        // unused
+        [ArrayLength(FixedSize=7)]
+        public byte[] e_pad;//byte[7]
+
+        // 1 - relocatable
+        // 2 - executable
+        // 3 - shared
+        // 4 - core
+        public ushort e_type;
+
+        // refer to isa enum
+        public ushort e_machine;
+
+        public uint e_version;
+
+        public TWord e_entry;
+        public TWord e_phoff;
+        public TWord e_shoff;
+        public uint e_flags;
+        public ushort e_ehsize;
+        public ushort e_phentsize;
+        public ushort e_phnum;
+        public ushort e_shentsize;
+        public ushort e_shnum;
+        public ushort e_shtrndx;
+    }
+
+    internal interface Ielf_phdr<TWord> where TWord : struct
+    {
+        uint p_type { get; }
+        TWord p_offset { get; }
+        TWord p_filesz { get; }
+        TWord p_vaddr { get; }
+        uint p_flags { get; }
+    }
+
+    internal class elf_32_phdr : Ielf_phdr<uint>
+    {
+        public uint p_type => f_p_type;
+        public uint p_offset => f_p_offset;
+        public uint p_filesz => f_p_filesz;
+        public uint p_vaddr => f_p_vaddr;
+        public uint p_flags => f_p_flags;
+
+        public uint f_p_type;
+        public uint f_p_offset;
+        public uint f_p_vaddr;
+        public uint p_paddr;
+        public uint f_p_filesz;
+        public uint p_memsz;
+        public uint f_p_flags;
+        public uint p_align;
+    }
+
+    internal class elf_64_phdr : Ielf_phdr<ulong>
+    {
+        public uint p_type => f_p_type;
+        public ulong p_offset => f_p_offset;
+        public ulong p_filesz => f_p_filesz;
+        public ulong p_vaddr => f_p_vaddr;
+        public uint p_flags => f_p_flags;
+
+        public uint f_p_type;
+        public uint f_p_flags;
+        public ulong f_p_offset;
+        public ulong f_p_vaddr;
+        public ulong p_paddr;
+        public ulong f_p_filesz;
+        public ulong p_memsz;
+        public ulong p_align;
+    }
+
+    internal class elf_shdr<TWord> where TWord : struct
+    {
+        public uint sh_name;
+        public uint sh_type;
+        public TWord sh_flags;
+        public TWord sh_addr;
+        public TWord sh_offset;
+        public TWord sh_size;
+        public uint sh_link;
+        public uint sh_info;
+        public TWord sh_addralign;
+        public TWord sh_entsize;
+    }
+
+    internal interface Ielf_sym<TWord> where TWord : struct
+    {
+        uint st_name { get; }
+        TWord st_value { get; }
+    }
+
+    internal class elf_32_sym : Ielf_sym<uint>
+    {
+        public uint st_name => f_st_name;
+        public uint st_value => f_st_value;
+
+        public uint f_st_name;
+        public uint f_st_value;
+        public uint st_size;
+        public byte st_info;
+        public byte st_other;
+        public ushort st_shndx;
+    }
+
+    internal class elf_64_sym : Ielf_sym<ulong>
+    {
+        public uint st_name => f_st_name;
+        public ulong st_value => f_st_value;
+
+        public uint f_st_name;
+        public byte st_info;
+        public byte st_other;
+        public ushort st_shndx;
+        public ulong f_st_value;
+        public ulong st_size;
+    }
+
+    internal class elf_dynamic<TWord> where TWord : struct
+    {
+        public TWord d_tag;
+        public TWord d_un;
+    }
+
+    internal class elf_rel<TWord> where TWord : struct
+    {
+        public TWord r_offset;
+        public TWord r_info;
+    }
+
+    internal class elf_rela<TWord> where TWord : struct
+    {
+        public TWord r_offset;
+        public TWord r_info;
+        public TWord r_addend;
+    }
+#pragma warning restore CS0649
+}