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//! Contains bpf specific types | ||
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use core::convert::From; | ||
use core::{cmp, fmt, slice}; | ||
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pub use capstone_sys::bpf_insn_group as BpfInsnGroup; | ||
pub use capstone_sys::bpf_insn as BpfInsn; | ||
pub use capstone_sys::bpf_reg as BpfReg; | ||
use capstone_sys::{cs_bpf, cs_bpf_op, bpf_op_mem, bpf_op_type}; | ||
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pub use crate::arch::arch_builder::bpf::*; | ||
use crate::arch::DetailsArchInsn; | ||
use crate::instruction::{RegId, RegIdInt}; | ||
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/// Contains BPF-specific details for an instruction | ||
pub struct BpfInsnDetail<'a>(pub(crate) &'a cs_bpf); | ||
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impl_PartialEq_repr_fields!(BpfInsnDetail<'a> [ 'a ]; | ||
operands | ||
); | ||
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/// BPF operand | ||
#[derive(Clone, Debug, Eq, PartialEq)] | ||
pub enum BpfOperand { | ||
/// Register | ||
Reg(RegId), | ||
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/// Immediate | ||
Imm(u64), | ||
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/// Memory | ||
Mem(BpfOpMem), | ||
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/// Offset | ||
Off(u32), | ||
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/// Mmem | ||
Mmem(u32), | ||
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/// Msh | ||
Msh(u32), | ||
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/// Ext | ||
Ext(u32), | ||
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/// Invalid | ||
Invalid, | ||
} | ||
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impl Default for BpfOperand { | ||
fn default() -> Self { | ||
BpfOperand::Invalid | ||
} | ||
} | ||
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/// Bpf memory operand | ||
#[derive(Debug, Copy, Clone)] | ||
pub struct BpfOpMem(pub(crate) bpf_op_mem); | ||
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impl BpfOpMem { | ||
/// Base register | ||
pub fn base(&self) -> RegId { | ||
RegId(self.0.base as RegIdInt) | ||
} | ||
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/// Disp value | ||
pub fn disp(&self) -> u32 { | ||
self.0.disp | ||
} | ||
} | ||
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impl_PartialEq_repr_fields!(BpfOpMem; | ||
base, disp | ||
); | ||
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impl cmp::Eq for BpfOpMem {} | ||
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impl<'a> From<&'a cs_bpf_op> for BpfOperand { | ||
fn from(insn: &cs_bpf_op) -> BpfOperand { | ||
match insn.type_ { | ||
bpf_op_type::BPF_OP_EXT => BpfOperand::Ext(unsafe { insn.__bindgen_anon_1.ext }), | ||
bpf_op_type::BPF_OP_INVALID => BpfOperand::Invalid, | ||
bpf_op_type::BPF_OP_REG => BpfOperand::Reg(RegId(unsafe {insn.__bindgen_anon_1.reg} as RegIdInt)), | ||
bpf_op_type::BPF_OP_IMM => BpfOperand::Imm(unsafe { insn.__bindgen_anon_1.imm }), | ||
bpf_op_type::BPF_OP_MEM => BpfOperand::Mem(BpfOpMem(unsafe { insn.__bindgen_anon_1.mem})), | ||
bpf_op_type::BPF_OP_OFF => BpfOperand::Off(unsafe { insn.__bindgen_anon_1.off }), | ||
bpf_op_type::BPF_OP_MMEM => BpfOperand::Mmem(unsafe { insn.__bindgen_anon_1.mmem }), | ||
bpf_op_type::BPF_OP_MSH => BpfOperand::Msh(unsafe { insn.__bindgen_anon_1.msh }), | ||
} | ||
} | ||
} | ||
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def_arch_details_struct!( | ||
InsnDetail = BpfInsnDetail; | ||
Operand = BpfOperand; | ||
OperandIterator = BpfOperandIterator; | ||
OperandIteratorLife = BpfOperandIterator<'a>; | ||
[ pub struct BpfOperandIterator<'a>(slice::Iter<'a, cs_bpf_op>); ] | ||
cs_arch_op = cs_bpf_op; | ||
cs_arch = cs_bpf; | ||
); |
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