52 lines
1.2 KiB
Rust
52 lines
1.2 KiB
Rust
use capstone::prelude::*;
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use dynasmrt::AssemblyOffset;
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use std::error::Error;
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use std::fmt::{Display, Write};
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pub fn disassemble(
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mem: &[u8],
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mut ops: &[(AssemblyOffset, impl Display)],
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) -> Result<(), Box<dyn Error>> {
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let cs = Capstone::new()
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.x86()
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.mode(arch::x86::ArchMode::Mode64)
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.build()?;
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println!("{} bytes:", mem.len());
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let insns = cs.disasm_all(&mem, 0x0)?;
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for i in insns.iter() {
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let mut line = String::new();
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let address = i.address();
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while let Some((offset, op)) = ops.first() {
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if offset.0 as u64 <= address {
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ops = &ops[1..];
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println!("{}", op);
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} else {
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break;
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}
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}
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write!(&mut line, "{:4x}:\t", i.address())?;
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let mut bytes_str = String::new();
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for b in i.bytes() {
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write!(&mut bytes_str, "{:02x} ", b)?;
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}
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write!(&mut line, "{:24}\t", bytes_str)?;
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if let Some(s) = i.mnemonic() {
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write!(&mut line, "{}\t", s)?;
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}
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if let Some(s) = i.op_str() {
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write!(&mut line, "{}", s)?;
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}
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println!("{}", line);
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}
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Ok(())
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}
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