elf.hpp File Reference

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

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Classes
struct	elf_identity_t
struct	elf_header_t
struct	elf_program_hdr_t
struct	elf_startup_info_t

Macros
#define	ELF_ENDIANNESS_MOS_DEFAULT   ELF_ENDIANNESS_MSB

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")
bool	elf_read_and_verify_executable (FsBaseFile *file, elf_header_t *header)
bool	elf_do_fill_process (Process *proc, FsBaseFile *file, elf_header_t elf, elf_startup_info_t *info)
Process *	elf_create_process (mos::string_view path, Process *parent, const mos::vector< mos::string > &argv, const mos::vector< mos::string > &envp, const stdio_t *ios)

Macro Definition Documentation

ELF_ENDIANNESS_MOS_DEFAULT

#define ELF_ENDIANNESS_MOS_DEFAULT   ELF_ENDIANNESS_MSB

Definition at line 22 of file elf.hpp.

Referenced by elf_verify_header().

Enumeration Type Documentation

elf_endianness

enum elf_endianness

Enumerator
ELF_ENDIANNESS_INVALID
ELF_ENDIANNESS_LSB
ELF_ENDIANNESS_MSB

Definition at line 12 of file elf.hpp.

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 61 of file elf.hpp.

elf_ph_flags

enum elf_ph_flags

Enumerator
ELF_PF_X
ELF_PF_W
ELF_PF_R

Definition at line 80 of file elf.hpp.

Function Documentation

MOS_STATIC_ASSERT()

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

elf_read_and_verify_executable()

bool elf_read_and_verify_executable ( FsBaseFile * file, elf_header_t * header )

nodiscard

Definition at line 347 of file elf.cpp.

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

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elf_do_fill_process()

bool elf_do_fill_process ( Process * proc, FsBaseFile * file, elf_header_t elf, elf_startup_info_t * info )

nodiscard

Definition at line 232 of file elf.cpp.

Referenced by elf_fill_process(), and process_do_execveat().

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elf_create_process()

Process * elf_create_process	(	mos::string_view	path,
		Process *	parent,
		const mos::vector< mos::string > &	argv,
		const mos::vector< mos::string > &	envp,
		const stdio_t *	ios )

Definition at line 384 of file elf.cpp.

Referenced by mos_start_kernel(), and MOS_STATIC_ASSERT().

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