common: add proper markers for deprecated messages

common/protob/messages-common.proto

@@ -130,6 +130,7 @@ message PassphraseAck {
  * @next Deprecated_PassphraseStateAck
  */
 message Deprecated_PassphraseStateRequest {
+    option deprecated = true;
     optional bytes state = 1;       // actual device state
 }
 
@@ -139,6 +140,7 @@ message Deprecated_PassphraseStateRequest {
  * @auxend
  */
 message Deprecated_PassphraseStateAck {
+    option deprecated = true;
 }
 
 /**

common/protob/messages.proto

@@ -66,8 +66,8 @@ enum MessageType {
 
     // Deprecated messages, kept for protobuf compatibility.
     // Both are marked wire_out so that we don't need to implement incoming handler for legacy
-    MessageType_Deprecated_PassphraseStateRequest = 77 [(wire_out) = true];
-    MessageType_Deprecated_PassphraseStateAck = 78 [(wire_out) = true];
+    MessageType_Deprecated_PassphraseStateRequest = 77 [deprecated = true];
+    MessageType_Deprecated_PassphraseStateAck = 78 [deprecated = true];
 
     // Bootloader
     MessageType_FirmwareErase = 6 [(wire_in) = true, (wire_bootloader) = true];

legacy/firmware/protob/messages_map.py

@@ -109,6 +109,8 @@ fl.write(
 messages = defaultdict(list)
 
 for message in MessageType.DESCRIPTOR.values:
+    if message.GetOptions().deprecated:
+        continue
     extension = get_wire_extension(message)
     messages[extension].append(message)