From ea82d201e7efb2065d0cea459bea0fcda1985762 Mon Sep 17 00:00:00 2001
From: Rusty Wagner <rusty.wagner@gmail.com>
Date: Tue, 19 May 2026 20:01:42 -0400
Subject: Refactor calling convention Rust API to allow default implementations

Also implements the new calling convention APIs in Rust
---
 rust/src/ffi.rs | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'rust/src/ffi.rs')

diff --git a/rust/src/ffi.rs b/rust/src/ffi.rs
index aaa4851e..66e5f70f 100644
--- a/rust/src/ffi.rs
+++ b/rust/src/ffi.rs
@@ -14,6 +14,8 @@
 
 use std::time::{Duration, SystemTime, UNIX_EPOCH};
 
+pub(crate) const INVALID_REGISTER: u32 = 0xffff_ffff;
+
 macro_rules! ffi_wrap {
     ($n:expr, $b:expr) => {{
         use std::panic;
-- 
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