Struct BpfCode

pub struct BpfCode { /* private fields */ }

BPF instruction stack in byte representation

Implementations

impl BpfCode

pub fn new() -> Self

creates new empty BPF instruction stack

pub fn add(&mut self, source: Source, arch: Arch) -> Move<'_>

create ADD instruction

pub fn sub(&mut self, source: Source, arch: Arch) -> Move<'_>

create SUB instruction

pub fn mul(&mut self, source: Source, arch: Arch) -> Move<'_>

create MUL instruction

pub fn div(&mut self, source: Source, arch: Arch) -> Move<'_>

create DIV instruction

pub fn bit_or(&mut self, source: Source, arch: Arch) -> Move<'_>

create OR instruction

pub fn bit_and(&mut self, source: Source, arch: Arch) -> Move<'_>

create AND instruction

pub fn left_shift(&mut self, source: Source, arch: Arch) -> Move<'_>

create LSHIFT instruction

pub fn right_shift(&mut self, source: Source, arch: Arch) -> Move<'_>

create RSHIFT instruction

pub fn negate(&mut self, arch: Arch) -> Move<'_>

create NEGATE instruction

pub fn modulo(&mut self, source: Source, arch: Arch) -> Move<'_>

create MOD instruction

pub fn bit_xor(&mut self, source: Source, arch: Arch) -> Move<'_>

create XOR instruction

pub fn mov(&mut self, source: Source, arch: Arch) -> Move<'_>

create MOV instruction

pub fn signed_right_shift(&mut self, source: Source, arch: Arch) -> Move<'_>

create SIGNED RSHIFT instruction

pub fn swap_bytes(&mut self, endian: Endian) -> SwapBytes<'_>

create byte swap instruction

pub fn load(&mut self, mem_size: MemSize) -> Load<'_>

create LOAD instruction, IMMEDIATE is the source

pub fn load_abs(&mut self, mem_size: MemSize) -> Load<'_>

create ABSOLUTE LOAD instruction

pub fn load_ind(&mut self, mem_size: MemSize) -> Load<'_>

create INDIRECT LOAD instruction

pub fn load_x(&mut self, mem_size: MemSize) -> Load<'_>

create LOAD instruction, MEMORY is the source

pub fn store(&mut self, mem_size: MemSize) -> Store<'_>

creates STORE instruction, IMMEDIATE is the source

pub fn store_x(&mut self, mem_size: MemSize) -> Store<'_>

creates STORE instruction, MEMORY is the source

pub fn jump_unconditional(&mut self) -> Jump<'_>

create unconditional JMP instruction

pub fn jump_conditional(&mut self, cond: Cond, src_bit: Source) -> Jump<'_>

create conditional JMP instruction

pub fn call(&mut self) -> FunctionCall<'_>

create CALL instruction

pub fn exit(&mut self) -> Exit<'_>

create EXIT instruction

Trait Implementations

impl Default for BpfCode

fn default() -> BpfCode

Returns the “default value” for a type.

impl<'a> IntoBytes for &'a BpfCode

Transform BpfCode into assemble representation

fn into_bytes(self) -> Self::Bytes

returns BpfCode instruction stack as &[u8]

type Bytes = &'a [u8]

type of targeted transformation