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[Add] base of message states

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This commit is contained in:
Alex Emmet 2026-02-01 16:29:09 +01:00
commit 87d4ffab19
6 changed files with 153 additions and 91 deletions
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11
src/util/crypto_util.rs
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@ -109,11 +109,6 @@ impl SecurePayload {
let peer_pub = public_key.into();
let shared_secret = self.private_key.as_diffie_hellman(&peer_pub).unwrap();
println!(
"Encryption Shared Secret (Hex): {}",
hex::encode(shared_secret.as_bytes())
);
// 3. Key & Nonce Derivation (HKDF)
// We derive 32 bytes for the key and 12 bytes for a deterministic nonce.
let hkdf = Hkdf::<Sha256>::new(None, shared_secret.as_bytes());
@ -168,12 +163,6 @@ impl SecurePayload {
let peer_pub = peer_public_key_bytes.into();
let shared_secret = self.private_key.as_diffie_hellman(&peer_pub).unwrap();
// LOGGING: Shared Secret
println!(
"Decryption Shared Secret (Hex): {}",
hex::encode(shared_secret.as_bytes())
);
// 2. Key & Nonce Derivation (Must match encryption exactly)
let hkdf = Hkdf::<Sha256>::new(None, shared_secret.as_bytes());
let mut okm = [0u8; 44];