use end_point::EndPoint;
/// Try to decipher a ciphered data block by using the previous XOR operand and an oracle on the provided address and port.
-/// May print some message on stdout.
-pub fn decipher(address: &str, port: u16, original_xor_operand: &[u8, ..16], cipherblock: &[u8, ..16], variant: packet::Variant) -> Option<Vec<u8>> {
+/// May print some messages on stdout.
+pub fn decipher(address: &str, port: u16, original_xor_operand: &[u8, ..16], cipher_block: &[u8, ..16], variant: packet::Variant) -> Option<Vec<u8>> {
let mut end_point = EndPoint::new(
match TcpStream::connect(address, port) {
Ok(s) => s,
// See 'packet::Packet' documentation for a complete description about the binary packet structure.
let mut final_packet = [0u8, ..2 + 1 + 8 + 32 + 10];
final_packet[1] = (final_packet.len() as u8) - 2; // Data length.
- copy_memory(final_packet.slice_mut(2 + 1 + 8 + 16, 2 + 1 + 8 + 32), cipherblock);
+ copy_memory(final_packet.slice_mut(2 + 1 + 8 + 16, 2 + 1 + 8 + 32), cipher_block);
let mut decipher_block = [0u8, ..16]; // The result.
- let mut x_prime_block = [0u8, ..16]; // The cipher block ('cipherblock') after AES and before XOR.
+ let mut x_prime_block = [0u8, ..16]; // The cipher block ('cipher_block') after AES and before XOR.
let mut current_timestamp = 0u64;
let mut first_byte = 0u8; // Used to save the first byte for the first iteration.
Ok(Ok(p @ Packet { t: Error(packet::AuthError), .. })) => {
println!("We received a MAC Error: {}", p);
- // If we already got a MAC mismatch for the first byte then the second byte is incremented and the loop is replayed.
+ // If we already got a MAC mismatch for the first byte then
+ // the second byte is incremented and the main loop is replayed for the first byte.
if byte == 15 && get_mac_mismatch_error {
forged_xor_operand(&mut final_packet)[14] += 1;
continue 'main_loop;