Files
wasmtime/src/disassemble.rs
2019-03-07 13:21:04 +01:00

38 lines
926 B
Rust

use crate::error::Error;
use capstone::prelude::*;
use std::fmt::Write;
#[allow(dead_code)]
pub fn disassemble(mem: &[u8]) -> Result<(), Error> {
let mut cs = Capstone::new()
.x86()
.mode(arch::x86::ArchMode::Mode64)
.build()?;
println!("{} bytes:", mem.len());
let insns = cs.disasm_all(&mem, 0x0).unwrap();
for i in insns.iter() {
let mut line = String::new();
write!(&mut line, "{:4x}:\t", i.address()).unwrap();
let mut bytes_str = String::new();
for b in i.bytes() {
write!(&mut bytes_str, "{:02x} ", b).unwrap();
}
write!(&mut line, "{:24}\t", bytes_str).unwrap();
if let Some(s) = i.mnemonic() {
write!(&mut line, "{}\t", s).unwrap();
}
if let Some(s) = i.op_str() {
write!(&mut line, "{}", s).unwrap();
}
println!("{}", line);
}
Ok(())
}