Implement the CLAP latency extension

src/common/serialization/clap/ext/latency.h

@@ -0,0 +1,67 @@
+// yabridge: a Wine plugin bridge
+// Copyright (C) 2020-2022 Robbert van der Helm
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more delatencys.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+#pragma once
+
+#include <clap/ext/latency.h>
+
+#include "../../common.h"
+
+// Serialization messages for `clap/ext/latency.h`
+
+namespace clap {
+namespace ext {
+namespace latency {
+
+namespace plugin {
+
+/**
+ * Message struct for `clap_plugin_latency::get()`.
+ */
+struct Get {
+    using Response = PrimitiveResponse<uint32_t>;
+
+    native_size_t instance_id;
+
+    template <typename S>
+    void serialize(S& s) {
+        s.value8b(instance_id);
+    }
+};
+
+}  // namespace plugin
+
+namespace host {
+
+/**
+ * Message struct for `clap_host_latency::changed()`.
+ */
+struct Changed {
+    using Response = Ack;
+
+    native_size_t owner_instance_id;
+
+    template <typename S>
+    void serialize(S& s) {
+        s.value8b(owner_instance_id);
+    }
+};
+
+}  // namespace host
+
+}  // namespace latency
+}  // namespace ext
+}  // namespace clap