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T1.5: Migrate emit/parse sites to v2 wire format

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This commit is contained in:
Siavash Sameni
2026-05-11 12:36:45 +04:00
parent 9680b6ff34
commit c93d302656
120 changed files with 5953 additions and 2888 deletions
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59
crates/wzp-relay/src/handshake.rs
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@@ -20,29 +20,48 @@ use wzp_proto::{MediaTransport, QualityProfile, SignalMessage};
pub async fn accept_handshake(
transport: &dyn MediaTransport,
seed: &[u8; 32],
) -> Result<(Box<dyn CryptoSession>, QualityProfile, String, Option<String>), anyhow::Error> {
) -> Result<
(
Box<dyn CryptoSession>,
QualityProfile,
String,
Option<String>,
),
anyhow::Error,
> {
// 1. Receive CallOffer
let offer = transport
.recv_signal()
.await?
.ok_or_else(|| anyhow::anyhow!("connection closed before receiving CallOffer"))?;
let (caller_identity_pub, caller_ephemeral_pub, caller_signature, supported_profiles, caller_alias) =
match offer {
SignalMessage::CallOffer {
identity_pub,
ephemeral_pub,
signature,
supported_profiles,
alias,
} => (identity_pub, ephemeral_pub, signature, supported_profiles, alias),
other => {
return Err(anyhow::anyhow!(
"expected CallOffer, got {:?}",
std::mem::discriminant(&other)
))
}
};
let (
caller_identity_pub,
caller_ephemeral_pub,
caller_signature,
supported_profiles,
caller_alias,
) = match offer {
SignalMessage::CallOffer {
identity_pub,
ephemeral_pub,
signature,
supported_profiles,
alias,
} => (
identity_pub,
ephemeral_pub,
signature,
supported_profiles,
alias,
),
other => {
return Err(anyhow::anyhow!(
"expected CallOffer, got {:?}",
std::mem::discriminant(&other)
));
}
};
// 2. Verify caller's signature over (ephemeral_pub || "call-offer")
let mut verify_data = Vec::with_capacity(32 + 10);
@@ -81,11 +100,11 @@ pub async fn accept_handshake(
// Derive caller fingerprint: SHA-256(Ed25519 pub)[:16], formatted as xxxx:xxxx:...
// Must match the format used in signal registration and presence.
let caller_fp = {
use sha2::{Sha256, Digest};
use sha2::{Digest, Sha256};
let hash = Sha256::digest(&caller_identity_pub);
let fp = wzp_crypto::Fingerprint([
hash[0], hash[1], hash[2], hash[3], hash[4], hash[5], hash[6], hash[7],
hash[8], hash[9], hash[10], hash[11], hash[12], hash[13], hash[14], hash[15],
hash[0], hash[1], hash[2], hash[3], hash[4], hash[5], hash[6], hash[7], hash[8],
hash[9], hash[10], hash[11], hash[12], hash[13], hash[14], hash[15],
]);
fp.to_string()
};