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101 lines
2.1 KiB
C++
101 lines
2.1 KiB
C++
/**
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* @file elf.h
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* @brief Defines ELF binary format info.
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*
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* Free to use, written by Clyne Sullivan.
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*/
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#ifndef STMDSP_ELF_HPP
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#define STMDSP_ELF_HPP
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#include <cstdint>
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#define EI_NIDENT 16
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#define PT_NULL 0
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#define PT_LOAD 1
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#define PT_DYNAMIC 2
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#define PT_INTERP 3
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#define PT_NOTE 4
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#define PT_SHLIB 5
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#define PT_PHDR 6
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#define PT_RESERVED 0x70000000
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#define ELF32_ST_BIND(i) ((i) >> 4)
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#define ELF32_ST_TYPE(i) ((i) & 0xF)
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#define ELF32_ST_INFO(b, t) (((b) << 4) + ((t) & 0xF))
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#define ELF32_R_SYM(i) ((i) >> 8)
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#define ELF32_R_TYPE(i) ((i) & 0xFF)
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#define ELF32_R_INFO(s, t) (((s) << 8) + ((t) & 0xFF))
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typedef uint32_t Elf32_Addr;
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typedef uint16_t Elf32_Half;
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typedef uint32_t Elf32_Off;
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typedef uint32_t Elf32_Sword;
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typedef uint32_t Elf32_Word;
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typedef struct {
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unsigned char e_ident[EI_NIDENT];
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Elf32_Half e_type;
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Elf32_Half e_machine;
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Elf32_Word e_version;
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Elf32_Addr e_entry;
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Elf32_Off e_phoff;
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Elf32_Off e_shoff;
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Elf32_Word e_flags;
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Elf32_Half e_ehsize;
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Elf32_Half e_phentsize;
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Elf32_Half e_phnum;
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Elf32_Half e_shentsize;
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Elf32_Half e_shnum;
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Elf32_Half e_shstrndx;
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} __attribute__((packed)) Elf32_Ehdr;
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typedef struct {
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Elf32_Word sh_name;
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Elf32_Word sh_type;
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Elf32_Word sh_flags;
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Elf32_Addr sh_addr;
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Elf32_Off sh_offset;
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Elf32_Word sh_size;
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Elf32_Word sh_link;
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Elf32_Word sh_info;
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Elf32_Word sh_addralign;
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Elf32_Word sh_entsize;
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} __attribute__((packed)) Elf32_Shdr;
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typedef struct {
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Elf32_Word st_name;
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Elf32_Addr st_value;
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Elf32_Word st_size;
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unsigned char st_info;
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unsigned char st_other;
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Elf32_Half st_shndx;
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} __attribute__((packed)) Elf32_Sym;
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typedef struct {
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Elf32_Addr r_offset;
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Elf32_Word r_info;
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} __attribute__((packed)) Elf32_Rel;
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typedef struct {
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Elf32_Addr r_offset;
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Elf32_Word r_info;
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Elf32_Sword r_addend;
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} __attribute__((packed)) Elf32_Rela;
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typedef struct {
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Elf32_Word p_type;
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Elf32_Off p_offset;
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Elf32_Addr p_vaddr;
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Elf32_Addr p_paddr;
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Elf32_Word p_filesz;
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Elf32_Word p_memsz;
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Elf32_Word p_flags;
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Elf32_Word p_align;
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} __attribute__((packed)) Elf32_Phdr;
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#endif // STMDSP_ELF_HPP
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