cookie module

1 files changed, 0 insertions, 24 deletions

diff --git a/src/noise.rs b/src/noise.rs
index 255a3ff..11310ab 100644
--- a/src/noise.rs
+++ b/src/noise.rs
@@ -1,9 +1,6 @@
-use blake2_rfc::blake2s::blake2s;
 use failure::{Error, SyncFailure};
 use snow::{NoiseBuilder, Session};
 use snow::params::NoiseParams;
-use subtle;
-
 
 lazy_static! {
     static ref NOISE_PARAMS: NoiseParams = "Noise_IKpsk2_25519_ChaChaPoly_BLAKE2s".parse().unwrap();
@@ -32,25 +29,4 @@ impl Noise {
             .map_err(SyncFailure::new)?)
     }
 
-    pub fn build_mac1(pub_key: &[u8], mac_input: &[u8], mac_output: &mut [u8]) {
-        debug_assert!(mac_output.len() == 16);
-        let mut mac_key_input = [0; 40];
-        mac_key_input[..8].copy_from_slice(b"mac1----");
-        mac_key_input[8..40].copy_from_slice(pub_key);
-        let mac_key = blake2s(32, &[], &mac_key_input);
-        let mac = blake2s(16, mac_key.as_bytes(), mac_input);
-        mac_output.copy_from_slice(mac.as_bytes());
-    }
-
-    pub fn verify_mac1(pub_key: &[u8], mac_input: &[u8], mac: &[u8]) -> Result<(), Error> {
-        debug_assert!(mac.len() == 16);
-        let mut mac_key_input = [0; 40];
-        mac_key_input[..8].copy_from_slice(b"mac1----");
-        mac_key_input[8..40].copy_from_slice(pub_key);
-        let mac_key = blake2s(32, &[], &mac_key_input);
-        let our_mac = blake2s(16, mac_key.as_bytes(), mac_input);
-
-        ensure!(subtle::slices_equal(mac, our_mac.as_bytes()) == 1, "mac mismatch");
-        Ok(())
-    }
 }