From 02b194bde085d6eb606a69ca4ef1afc2d0c9e8b0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bogdan-=C8=98tefan=20Neac=C5=9Fu?= <bogdan@nymtech.net>
Date: Thu, 4 Jul 2024 10:40:53 +0000
Subject: [PATCH] Function to create AuthReq

---
 Cargo.lock                                    |  1 +
 common/authenticator-requests/Cargo.toml      |  1 +
 .../authenticator-requests/src/v1/request.rs  | 20 +++++++++++++++++++
 3 files changed, 22 insertions(+)

diff --git a/Cargo.lock b/Cargo.lock
index 1fc2048511..2c913a0efa 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3992,6 +3992,7 @@ dependencies = [
  "bincode",
  "nym-sphinx",
  "nym-wireguard-types",
+ "rand 0.8.5",
  "serde",
 ]
 
diff --git a/common/authenticator-requests/Cargo.toml b/common/authenticator-requests/Cargo.toml
index 8e79945837..03fbf4f34f 100644
--- a/common/authenticator-requests/Cargo.toml
+++ b/common/authenticator-requests/Cargo.toml
@@ -10,6 +10,7 @@ license.workspace = true
 
 [dependencies]
 bincode = { workspace = true }
+rand = "0.8.5"
 serde = { workspace = true, features = ["derive"] }
 
 nym-sphinx = { path = "../nymsphinx" }
diff --git a/common/authenticator-requests/src/v1/request.rs b/common/authenticator-requests/src/v1/request.rs
index 8e97fde189..bc50b87465 100644
--- a/common/authenticator-requests/src/v1/request.rs
+++ b/common/authenticator-requests/src/v1/request.rs
@@ -7,6 +7,14 @@ use serde::{Deserialize, Serialize};
 
 use crate::make_bincode_serializer;
 
+use super::VERSION;
+
+fn generate_random() -> u64 {
+    use rand::RngCore;
+    let mut rng = rand::rngs::OsRng;
+    rng.next_u64()
+}
+
 #[derive(Clone, Debug, Serialize, Deserialize)]
 pub struct AuthenticatorRequest {
     pub version: u8,
@@ -21,6 +29,18 @@ impl AuthenticatorRequest {
         use bincode::Options;
         make_bincode_serializer().deserialize(&message.message)
     }
+
+    pub fn new_initial_request(init_message: InitMessage, reply_to: Recipient) -> (Self, u64) {
+        let request_id = generate_random();
+        (
+            Self {
+                version: VERSION,
+                data: AuthenticatorRequestData::Initial(init_message),
+                reply_to,
+            },
+            request_id,
+        )
+    }
 }
 
 #[derive(Clone, Debug, Serialize, Deserialize)]