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feat: full event verify in wasm

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Kieran
2024-01-03 23:20:00 +00:00
parent 267c09a946
commit 0043b7e8bd
13 changed files with 85 additions and 41 deletions
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19
packages/system-wasm/src/lib.rs
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@ -1,8 +1,9 @@
extern crate console_error_panic_hook;
use argon2::{Argon2};
use secp256k1::{Message, Secp256k1, XOnlyPublicKey};
use secp256k1::{Message, XOnlyPublicKey, SECP256K1};
use serde::{Deserialize, Serialize};
use serde_json::json;
use crate::filter::{FlatReqFilter, ReqFilter};
use wasm_bindgen::prelude::*;
@ -106,13 +107,25 @@ pub fn schnorr_verify(hash: JsValue, sig: JsValue, pub_key: JsValue) -> Result<b
let sig_hex: String = serde_wasm_bindgen::from_value(sig)?;
let pub_key_hex: String = serde_wasm_bindgen::from_value(pub_key)?;
let secp = Secp256k1::new();
let msg = Message::from_digest_slice(&hex::decode(msg_hex).unwrap()).unwrap();
let key = XOnlyPublicKey::from_slice(&hex::decode(pub_key_hex).unwrap()).unwrap();
let sig = secp256k1::schnorr::Signature::from_slice(&hex::decode(sig_hex).unwrap()).unwrap();
Ok(secp.verify_schnorr(&sig, &msg, &key).is_ok())
Ok(SECP256K1.verify_schnorr(&sig, &msg, &key).is_ok())
}
#[wasm_bindgen]
pub fn schnorr_verify_event(event: JsValue) -> Result<bool, JsValue> {
console_error_panic_hook::set_once();
let event_obj: Event = serde_wasm_bindgen::from_value(event)?;
let json = json!([0, event_obj.pubkey, event_obj.created_at, event_obj.kind, event_obj.tags, event_obj.content]);
let id = sha256::digest(json.to_string().as_bytes());
let msg = Message::from_digest_slice(&hex::decode(id).unwrap()).unwrap();
let key = XOnlyPublicKey::from_slice(&hex::decode(&event_obj.pubkey).unwrap()).unwrap();
let sig = secp256k1::schnorr::Signature::from_slice(&hex::decode(&event_obj.sig.unwrap()).unwrap()).unwrap();
Ok(SECP256K1.verify_schnorr(&sig, &msg, &key).is_ok())
}
#[cfg(test)]
mod tests {
use super::*;