1 files changed, 16 insertions, 0 deletions
diff --git a/src/ipc/capnp/common.capnp b/src/ipc/capnp/common.capnp
new file mode 100644
index 0000000000..b3359f3f07
--- /dev/null
+++ b/src/ipc/capnp/common.capnp
@@ -0,0 +1,16 @@
+# Copyright (c) 2024 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+@0xcd2c6232cb484a28;
+
+using Cxx = import "/capnp/c++.capnp";
+$Cxx.namespace("ipc::capnp::messages");
+
+using Proxy = import "/mp/proxy.capnp";
+$Proxy.includeTypes("ipc/capnp/common-types.h");
+
+struct BlockRef $Proxy.wrap("interfaces::BlockRef") {
+    hash @0 :Data;
+    height @1 :Int32;
+}