From 9e59659073ec51e4090ca53bf2447984efad74c3 Mon Sep 17 00:00:00 2001
From: Arjen <18398758+Origami74@users.noreply.github.com>
Date: Tue, 16 Jun 2026 14:17:28 +0200
Subject: [PATCH] =?UTF-8?q?feat(ble):=20AndroidBleBridge::channel=5Fopen?=
 =?UTF-8?q?=20=E2=80=94=20let=20next=5Fsend=20tell=20closed=20from=20timeo?=
 =?UTF-8?q?ut?=
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---
 src/transport/ble/android_io.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/transport/ble/android_io.rs b/src/transport/ble/android_io.rs
index 3d9fceb..49317cd 100644
--- a/src/transport/ble/android_io.rs
+++ b/src/transport/ble/android_io.rs
@@ -280,6 +280,12 @@ impl AndroidBleBridge {
             drop(state);
         }
     }
+
+    /// Whether `ch_id` is still registered. The JNI `next_send` export uses this
+    /// to tell a timeout (loop again) from a closed channel (stop the writer).
+    pub fn channel_open(&self, ch_id: i64) -> bool {
+        self.lock_channels().contains_key(&ch_id)
+    }
 }
 
 // ============================================================================