fix(proto): reject packet lengths usize cannot represent

crates/irtt-client/tests/support/mod.rs

@@ -12,13 +12,12 @@ use std::{
 
 use irtt_client::{Client, ClientConfig, ClientEvent, NegotiatedParams, OpenOutcome, SocketConfig};
 use irtt_proto::{
-    compute_hmac_in_place, decode_request, encode_echo_reply, encode_open_reply, flags,
-    verify_packet_hmac, Clock, DecodedRequest, DecodedRequestKind, EchoReply, OpenReply,
+    compute_hmac_in_place, decode_request, echo_packet_len, encode_echo_reply, encode_open_reply,
+    flags, verify_packet_hmac, Clock, DecodedRequest, DecodedRequestKind, EchoReply, OpenReply,
     PacketLayout, Params, ProtoError, ReceivedStats, ServerFill, StampAt, TimestampFields,
     HMAC_SIZE, MAGIC, PROTOCOL_VERSION,
 };
 
-pub(super) use irtt_proto::echo_packet_len as test_echo_packet_len;
 pub use real_irtt::RealIrtServer;
 
 const HMAC_OFFSET: usize = 4;
@@ -534,6 +533,10 @@ fn open_reply(flags: u8, token: u64, params: &Params, hmac_key: Option<&[u8]>) -
     .unwrap()
 }
 
+pub(super) fn test_echo_packet_len(hmac: bool, params: &Params) -> usize {
+    echo_packet_len(hmac, params).expect("test params must have a representable length")
+}
+
 fn echo_reply_packet(
     token: u64,
     seq: u32,