+message ControlCommand {
+ enum Type { VERSION = 1; DEVICE_ID = 2; DIAGNOSTIC = 3; }
+
+ optional Type type = 1;
+ optional DiagnosticRequest diagnostic_request = 2;
+}
+
+message CommandResponse {
+ optional ControlCommand.Type type = 1;
+ optional string message = 2;
+}
+
+message DiagnosticRequest {
+ enum DecodedType { NONE = 1; OBD2 = 2; }
+
+ optional int32 bus = 1;
+ optional uint32 message_id = 2;
+ optional uint32 mode = 3;
+ optional uint32 pid = 4;
+ // TODO we are capping this at 8 bytes for now - need to change when we
+ // support multi-frame responses
+ optional bytes payload = 5;
+ optional bool multiple_responses = 6;
+ optional double frequency = 7;
+ optional string name = 8;
+ optional DecodedType decoded_type = 9;
+}
+
+message DiagnosticResponse {