elf.h File Reference

#include "mos/tasks/process.h"
#include "mos/tasks/task_types.h"
#include <elf.h>
#include <mos/types.h>

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Classes
struct	elf_identity_t
struct	elf_header_t
struct	elf_program_hdr_t
struct	auxv_vec_t
struct	elf_startup_info_t

Macros
#define	ELF_ENDIANNESS_MOS_DEFAULT   ELF_ENDIANNESS_MSB
#define	AUXV_VEC_SIZE   16

Enumerations
enum	elf_endianness { ELF_ENDIANNESS_INVALID = 0 , ELF_ENDIANNESS_LSB = 1 , ELF_ENDIANNESS_MSB = 2 }
enum	elf_program_header_type {   ELF_PT_NULL = 0 , ELF_PT_LOAD = 1 , ELF_PT_DYNAMIC = 2 , ELF_PT_INTERP = 3 ,   ELF_PT_NOTE = 4 , ELF_PT_SHLIB = 5 , ELF_PT_PHDR = 6 , ELF_PT_TLS = 7 ,   _ELF_PT_COUNT , ELF_PT_OS_LOW = 0x60000000 , ELF_PT_OS_HIGH = 0x6fffffff , ELF_PT_PROCESSOR_LO = 0x70000000 ,   ELF_PT_PROCESSOR_HI = 0x7fffffff }
enum	elf_ph_flags { ELF_PF_X = 1 << 0 , ELF_PF_W = 1 << 1 , ELF_PF_R = 1 << 2 }

Functions
	MOS_STATIC_ASSERT (sizeof(elf_identity_t)==16, "elf_identity_t has wrong size")
__nodiscard bool	elf_read_and_verify_executable (file_t *file, elf_header_t *header)
__nodiscard bool	elf_fill_process (process_t *proc, file_t *file, const char *path, const char *const argv[], const char *const envp[])
__nodiscard bool	elf_do_fill_process (process_t *proc, file_t *file, elf_header_t elf, elf_startup_info_t *info)
process_t *	elf_create_process (const char *path, process_t *parent, const char *const argv[], const char *const envp[], const stdio_t *ios)

Macro Definition Documentation

ELF_ENDIANNESS_MOS_DEFAULT

#define ELF_ENDIANNESS_MOS_DEFAULT   ELF_ENDIANNESS_MSB

Definition at line 21 of file elf.h.

Referenced by elf_verify_header().

AUXV_VEC_SIZE

#define AUXV_VEC_SIZE   16

Definition at line 98 of file elf.h.

Referenced by add_auxv_entry().

Enumeration Type Documentation

elf_endianness

enum elf_endianness

Enumerator
ELF_ENDIANNESS_INVALID
ELF_ENDIANNESS_LSB
ELF_ENDIANNESS_MSB

Definition at line 11 of file elf.h.

elf_program_header_type

enum elf_program_header_type

Enumerator
ELF_PT_NULL
ELF_PT_LOAD
ELF_PT_DYNAMIC
ELF_PT_INTERP
ELF_PT_NOTE
ELF_PT_SHLIB
ELF_PT_PHDR
ELF_PT_TLS
_ELF_PT_COUNT
ELF_PT_OS_LOW
ELF_PT_OS_HIGH
ELF_PT_PROCESSOR_LO
ELF_PT_PROCESSOR_HI

Definition at line 60 of file elf.h.

elf_ph_flags

enum elf_ph_flags

Enumerator
ELF_PF_X
ELF_PF_W
ELF_PF_R

Definition at line 79 of file elf.h.

Function Documentation

MOS_STATIC_ASSERT()

MOS_STATIC_ASSERT	(	sizeof(elf_identity_t)	= =16,
		"elf_identity_t has wrong size"	)

elf_read_and_verify_executable()

__nodiscard bool elf_read_and_verify_executable	(	file_t *	file,
		elf_header_t *	header )

Definition at line 338 of file elf.c.

Referenced by elf_fill_process(), elf_map_interpreter(), and process_do_execveat().

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elf_fill_process()

__nodiscard bool elf_fill_process	(	process_t *	proc,
		file_t *	file,
		const char *	path,
		const char *const	argv[],
		const char *const	envp[] )

Definition at line 353 of file elf.c.

Referenced by elf_create_process().

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elf_do_fill_process()

__nodiscard bool elf_do_fill_process	(	process_t *	proc,
		file_t *	file,
		elf_header_t	elf,
		elf_startup_info_t *	info )

Definition at line 230 of file elf.c.

Referenced by elf_fill_process(), and process_do_execveat().

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elf_create_process()

process_t * elf_create_process	(	const char *	path,
		process_t *	parent,
		const char *const	argv[],
		const char *const	envp[],
		const stdio_t *	ios )

Definition at line 408 of file elf.c.

Referenced by mos_start_kernel(), and MOS_STATIC_ASSERT().

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