44 lines
826 B
C
44 lines
826 B
C
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#ifndef JOS_INC_ELF_H
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#define JOS_INC_ELF_H
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#define ELF_MAGIC 0x464C457FU /* "\x7FELF" in little endian */
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struct Elf {
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uint32_t e_magic; // must equal ELF_MAGIC
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uint8_t e_elf[12];
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uint16_t e_type;
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uint16_t e_machine;
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uint32_t e_version;
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uint32_t e_entry;
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uint32_t e_phoff;
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uint32_t e_shoff;
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uint32_t e_flags;
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uint16_t e_ehsize;
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uint16_t e_phentsize;
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uint16_t e_phnum;
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uint16_t e_shentsize;
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uint16_t e_shnum;
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uint16_t e_shstrndx;
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};
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struct Proghdr {
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uint32_t p_type;
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uint32_t p_offset;
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uint32_t p_va;
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uint32_t p_pa;
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uint32_t p_filesz;
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uint32_t p_memsz;
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uint32_t p_flags;
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uint32_t p_align;
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};
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// Values for Proghdr::p_type
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#define ELF_PROG_LOAD 1
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// Flag bits for Proghdr::p_flags
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#define ELF_PROG_FLAG_EXEC 1
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#define ELF_PROG_FLAG_WRITE 2
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#define ELF_PROG_FLAG_READ 4
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#endif /* !JOS_INC_ELF_H */
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