From 5972833136f942144ac3de0aca65c33eee0cd06d Mon Sep 17 00:00:00 2001
From: Maple Nebel <maple.neb@gmail.com>
Date: Tue, 28 Apr 2026 22:56:36 +0200
Subject: [PATCH] add utility protocol

---
 rnex-core/src/nex/user.rs           | 11 +++++++++++
 rnex-core/src/rmc/protocols/mod.rs  |  1 +
 rnex-core/src/rmc/protocols/util.rs | 14 ++++++++++++++
 3 files changed, 26 insertions(+)
 create mode 100644 rnex-core/src/rmc/protocols/util.rs

diff --git a/rnex-core/src/nex/user.rs b/rnex-core/src/nex/user.rs
index dbbac7b..44721ed 100644
--- a/rnex-core/src/nex/user.rs
+++ b/rnex-core/src/nex/user.rs
@@ -11,6 +11,9 @@ use rnex_core::prudp::station_url::UrlOptions::{
 use rnex_core::rmc::protocols::matchmake::{
     Matchmake, RawMatchmake, RawMatchmakeInfo, RemoteMatchmake,
 };
+use rnex_core::rmc::protocols::util::{
+    Utility, RawUtility, RawUtilityInfo, RemoteUtility,
+};
 use rnex_core::rmc::protocols::matchmake_ext::{
     MatchmakeExt, RawMatchmakeExt, RawMatchmakeExtInfo, RemoteMatchmakeExt,
 };
@@ -65,6 +68,7 @@ cfg_if! {
                 Matchmake,
                 NatTraversal,
                 Ranking,
+                Utility,
                 DataStore
             }
         );
@@ -76,6 +80,7 @@ cfg_if! {
                 MatchmakeExt,
                 Matchmake,
                 NatTraversal,
+                Utility,
                 Ranking
             }
         );
@@ -767,6 +772,12 @@ fn fetch_team_votes(fest_id: u32) -> Result<Vec<u32>, ErrorCode> {
     })
 }
 
+impl Utility for User{
+    async fn acquire_nex_unique_id(&self) -> Result<u64, ErrorCode>{
+        return Ok(rand::random())
+    }
+}
+
 impl Ranking for User {
     async fn competition_ranking_get_param(
         &self,
diff --git a/rnex-core/src/rmc/protocols/mod.rs b/rnex-core/src/rmc/protocols/mod.rs
index 391ecdf..4b00e29 100644
--- a/rnex-core/src/rmc/protocols/mod.rs
+++ b/rnex-core/src/rmc/protocols/mod.rs
@@ -12,6 +12,7 @@ pub mod nintendo_notification;
 pub mod notifications;
 pub mod ranking;
 pub mod secure;
+pub mod util;
 
 use crate::result::ResultExtension;
 use crate::rmc::message::RMCMessage;
diff --git a/rnex-core/src/rmc/protocols/util.rs b/rnex-core/src/rmc/protocols/util.rs
new file mode 100644
index 0000000..8da6a5f
--- /dev/null
+++ b/rnex-core/src/rmc/protocols/util.rs
@@ -0,0 +1,14 @@
+use macros::{RmcSerialize, method_id, rmc_proto};
+
+use rnex_core::{
+    PID,
+    rmc::{response::ErrorCode, structures::any::Any},
+};
+
+use crate::{kerberos::KerberosDateTime, rmc::protocols::friends::NNAInfo};
+
+#[rmc_proto(110)]
+pub trait Utility {
+    #[method_id(1)]
+    async fn acquire_nex_unique_id(&self) -> Result<u64, ErrorCode>;
+}