vexahub/opaque-vx
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Removing protocol message bytes (#93)

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This commit is contained in:
Kevin Lewi
2020-11-30 11:37:32 -08:00
committed by GitHub
parent 4c82dfaf13
commit 6f5a1fc6aa
4 changed files with 24 additions and 172 deletions
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src/serialization/tests.rs
+3 -27
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@@ -13,7 +13,7 @@ use crate::{
},
keypair::{KeyPair, X25519KeyPair},
opaque::*,
serialization::{i2osp, os2ip, serialize, ProtocolMessageType},
serialization::{i2osp, os2ip, serialize},
*,
};
@@ -116,11 +116,8 @@ fn register_first_message_roundtrip() {
let pt_bytes = pt.to_arr().to_vec();
let alpha_length: usize = 32;
let total_length: usize = alpha_length + 2;
let mut input = Vec::new();
input.extend_from_slice(&[ProtocolMessageType::RegistrationRequest as u8 + 1]);
input.extend_from_slice(&total_length.to_be_bytes()[std::mem::size_of::<usize>() - 3..]);
input.extend_from_slice(&alpha_length.to_be_bytes()[std::mem::size_of::<usize>() - 2..]);
input.extend_from_slice(pt_bytes.as_slice());
@@ -140,11 +137,8 @@ fn register_second_message_roundtrip() {
let beta_length: usize = beta_bytes.len();
let pubkey_length: usize = pubkey_bytes.len();
let total_length: usize = beta_length + pubkey_length + credential_types.len() + 4;
let mut input = Vec::new();
input.extend_from_slice(&[ProtocolMessageType::RegistrationResponse as u8 + 1]);
input.extend_from_slice(&total_length.to_be_bytes()[std::mem::size_of::<usize>() - 3..]);
input.extend_from_slice(&beta_length.to_be_bytes()[std::mem::size_of::<usize>() - 2..]);
input.extend_from_slice(beta_bytes.as_slice());
input.extend_from_slice(&pubkey_length.to_be_bytes()[std::mem::size_of::<usize>() - 2..]);
@@ -173,11 +167,8 @@ fn register_third_message_roundtrip() {
let envelope_bytes = envelope.serialize();
let pubkey_length: usize = pubkey_bytes.len();
let total_length: usize = pubkey_length + envelope_bytes.len() + 2;
let mut input = Vec::new();
input.extend_from_slice(&[ProtocolMessageType::RegistrationUpload as u8 + 1]);
input.extend_from_slice(&total_length.to_be_bytes()[std::mem::size_of::<usize>() - 3..]);
input.extend_from_slice(&envelope_bytes);
input.extend_from_slice(&pubkey_length.to_be_bytes()[std::mem::size_of::<usize>() - 2..]);
input.extend_from_slice(&pubkey_bytes[..]);
@@ -208,13 +199,8 @@ fn login_first_message_roundtrip() {
.concat();
let alpha_length = alpha_bytes.len();
let total_length_without_ke1m: usize = alpha_length + 2;
let mut input = Vec::new();
input.extend_from_slice(&[ProtocolMessageType::CredentialRequest as u8 + 1]);
input.extend_from_slice(
&total_length_without_ke1m.to_be_bytes()[std::mem::size_of::<usize>() - 3..],
);
input.extend_from_slice(&alpha_length.to_be_bytes()[std::mem::size_of::<usize>() - 2..]);
input.extend_from_slice(&alpha_bytes);
input.extend_from_slice(&ke1m[..]);
@@ -262,16 +248,10 @@ fn login_second_message_roundtrip() {
]
.concat();
let total_length_without_ke2m = pt_bytes.len() + envelope.to_bytes().len() + 2;
let mut input = Vec::new();
input.extend_from_slice(&[ProtocolMessageType::CredentialResponse as u8 + 1]);
input.extend_from_slice(
&total_length_without_ke2m.to_be_bytes()[std::mem::size_of::<usize>() - 3..],
);
input.extend_from_slice(&pt_bytes.len().to_be_bytes()[std::mem::size_of::<usize>() - 2..]);
input.extend_from_slice(pt_bytes.as_slice());
input.extend_from_slice(&envelope.to_bytes());
input.extend_from_slice(&envelope.serialize());
input.extend_from_slice(&ke2m[..]);
let l2 = LoginSecondMessage::<Default>::deserialize(&input).unwrap();
@@ -289,17 +269,13 @@ fn login_third_message_roundtrip() {
let mut mac = [0u8; 32];
rng.fill_bytes(&mut mac);
let ke3m: Vec<u8> = [
let input: Vec<u8> = [
&serialize(&info.to_vec(), 2),
&serialize(&e_info.to_vec(), 2),
&mac[..],
]
.concat();
let mut input = Vec::new();
input.extend_from_slice(&[ProtocolMessageType::KeyExchange as u8 + 1]);
input.extend_from_slice(&ke3m[..]);
let l3 = LoginThirdMessage::<Default>::deserialize(&input).unwrap();
let l3_bytes = l3.serialize();
assert_eq!(input, l3_bytes);