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58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
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/* Copyright (C) 2008 Mega Man */
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#ifndef __ELF_H_
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#define __ELF_H_
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#include "stdint.h"
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/* File header */
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typedef struct Elf32_Ehdr
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{
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uint32_t magic; /* Magic number */
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unsigned char info[12]; /* other info */
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uint16_t type; /* Object file type */
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uint16_t machine; /* Architecture */
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uint32_t version; /* Object file version */
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uint32_t entry; /* Entry point virtual address */
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uint32_t phoff; /* Program header table file offset */
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uint32_t shoff; /* Section header table file offset */
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uint32_t flags; /* Processor-specific flags */
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uint16_t ehsize; /* ELF header size in bytes */
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uint16_t phentsize; /* Program header table entry size */
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uint16_t phnum; /* Program header table entry count */
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uint16_t shentsize; /* Section header table entry size */
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uint16_t shnum; /* Section header table entry count */
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uint16_t shstrndx; /* Section header string table index */
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} Elf32_Ehdr_t;
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/* Conglomeration of the identification bytes, for easy testing as a word. */
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#if 0
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/** ELF magic for little endian. */
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#define ELFMAGIC 0x464c457f
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#else
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/** ELF magic for big endian. */
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#define ELFMAGIC 0x7f454c46
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#endif
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/* Program segment header. */
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typedef struct Elf32_Phdr
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{
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uint32_t type; /* type */
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uint32_t offset; /* file offset */
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uint32_t vaddr; /* virtual address */
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uint32_t paddr; /* physical address */
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uint32_t filesz; /* size in file */
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uint32_t memsz; /* size in memory */
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uint32_t flags; /* flags */
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uint32_t align; /* alignment */
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} Elf32_Phdr_t;
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/* Possible values for segment type. */
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#define PT_LOAD 1 /* Loadable program segment */
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/* Possible values for segment flags. */
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#define PF_X 1 /* executable */
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#define PF_W 2 /* writable */
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#define PF_R 4 /* readable */
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#endif /* __ELF_H_ */
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