Struct BpfInstruction 

#[repr(C)]
pub struct BpfInstruction {
    pub code: u8,
    pub registers: u8,
    pub offset: i16,
    pub immediate: i32,
}

Miroir #[repr(C)] de struct bpf_insn (8 octets).

Type « miroir » : nom de type explicite (ADR-029), champs aux noms kernel.

Fields

code: u8

Opcode.

registers: u8

4 bits dst_reg (poids faible) + 4 bits src_reg (poids fort).

offset: i16

Décalage signé (saut, accès mémoire).

immediate: i32

Immédiat 32 bits.

Implementations

impl BpfInstruction

pub const fn new( code: u8, dst_reg: u8, src_reg: u8, offset: i16, immediate: i32, ) -> Self

Construit une instruction depuis ses champs.

pub const fn dst_reg(self) -> u8

Registre destination (4 bits de poids faible de registers).

pub const fn src_reg(self) -> u8

Registre source (4 bits de poids fort de registers).

Trait Implementations

impl Clone for BpfInstruction

fn clone(&self) -> BpfInstruction

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for BpfInstruction

impl Debug for BpfInstruction

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for BpfInstruction

fn default() -> BpfInstruction

Returns the “default value” for a type.

impl Eq for BpfInstruction

impl PartialEq for BpfInstruction

fn eq(&self, other: &BpfInstruction) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for BpfInstruction