From a6a536c26b34697df12956bdb5903a1760dc602d Mon Sep 17 00:00:00 2001
From: Julian Oes <julian@oes.ch>
Date: Sat, 26 Oct 2024 22:14:10 +1300
Subject: [PATCH] param_server: add setting for extended

---
 protos/param_server/param_server.proto | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/protos/param_server/param_server.proto b/protos/param_server/param_server.proto
index b44c1d95..f5e4b3e6 100644
--- a/protos/param_server/param_server.proto
+++ b/protos/param_server/param_server.proto
@@ -9,6 +9,14 @@ option java_outer_classname = "ParamServerProto";
 
 // Provide raw access to retrieve and provide server parameters.
 service ParamServerService {
+    /*
+     * Set param protocol.
+     *
+     * The extended param protocol is used by default. This allows to use the previous/normal one.
+     *
+     * Note that camera definition files are meant to implement/use the extended protocol.
+     */
+    rpc SetProtocol(SetProtocolRequest) returns(SetProtocolResponse) { option (mavsdk.options.async_type) = SYNC; }
     /*
      * Retrieve an int parameter.
      *
@@ -60,6 +68,13 @@ service ParamServerService {
     rpc SubscribeChangedParamCustom(SubscribeChangedParamCustomRequest) returns(stream ChangedParamCustomResponse) { option (mavsdk.options.async_type) = ASYNC; }
 }
 
+message SetProtocolRequest {
+    bool extended_protocol = 1; // Use extended protocol
+}
+message SetProtocolResponse {
+    ParamServerResult param_server_result = 1;
+}
+
 message RetrieveParamIntRequest {
     string name = 1; // Name of the parameter
 }