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refactor ELF integer types

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Emile Clark-Boman 2025-09-26 15:31:17 +10:00
parent 29a66b5663
commit 658eed95c4
2 changed files with 39 additions and 26 deletions
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39
lib/elf/eint.h Normal file
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/* Byte alignment for the ELF data types will always match the size.
* For example a structure containing an Elf32_Addr member will
* be aligned on a 4-byte boundary within the file.
* REF: https://gabi.xinuos.com/elf/01-intro.html
*/
#ifndef BFPG_ELF_INTEGERS_H
# define BFPG_ELF_INTEGERS_H
# include <stdint.h>
/* 32-Bit & 64-Bit Shared Integer Types */
# define Elf_Addr(BITS) uint##BITS##_t
# define Elf_Off(BITS) uint##BITS##_t
typedef uint16_t Elf_Half; /* Unsigned medium integer */
typedef uint32_t Elf_Word; /* Unsigned integer */
typedef int32_t Elf_Sword; /* Signed integer */
typedef uint64_t Elf_Xword; /* Unsigned long integer */
typedef int64_t Elf_Sxword; /* Signed long integer */
// typedef uint8_t unsigned char; /* Unsigned small integer */
/* 32-Bit Integer Types */
typedef Elf_Addr(32) Elf32_Addr; /* Unsigned program address */
typedef Elf_Off(32) Elf32_Off; /* Unsigned file offset */
typedef Elf_Half Elf32_Half;
typedef Elf_Word Elf32_Word;
typedef Elf_Sword Elf32_Sword;
/* 64-Bit Integer Types */
typedef Elf_Addr(64) Elf64_Addr; /* Unsigned program address */
typedef Elf_Off(64) Elf64_Off; /* Unsigned file offset */
typedef Elf_Half Elf64_Half;
typedef Elf_Word Elf64_Word;
typedef Elf_Sword Elf64_Sword;
typedef Elf_Xword Elf64_Xword;
typedef Elf_Sxword Elf64_Sxword;
# undef Elf_Addr
# undef Elf_Off
#endif /* BFPG_ELF_INTEGERS_H */