From f1a2c474385b51e0c25589dbbb374442fced1813 Mon Sep 17 00:00:00 2001
From: Christoph Otter <chris@confio.gmbh>
Date: Tue, 23 Apr 2024 17:48:42 +0200
Subject: [PATCH] Add async ack prototype

---
 packages/std/src/ibc.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/packages/std/src/ibc.rs b/packages/std/src/ibc.rs
index cec3b790d7..4727d6dc81 100644
--- a/packages/std/src/ibc.rs
+++ b/packages/std/src/ibc.rs
@@ -58,6 +58,16 @@ pub enum IbcMsg {
         /// when packet times out, measured on remote chain
         timeout: IbcTimeout,
     },
+    /// Acknowledges a packet that this contract received over IBC.
+    /// This allows acknowledging a packet that was not acknowledged yet in the `ibc_packet_receive` call.
+    WriteAcknowledgement {
+        /// Existing channel where the packet was received
+        channel_id: String,
+        /// Sequence number of the packet that was received
+        packet_sequence: u64,
+        /// The acknowledgement to send back
+        ack: IbcFullAcknowledgement,
+    },
     /// This will close an existing channel that is owned by this contract.
     /// Port is auto-assigned to the contract's IBC port
     CloseChannel { channel_id: String },