Initialize modular ATM10 CC control system

core/protocol.lua

@@ -0,0 +1,22 @@
+local constants = require("core.constants")
+local M = {}
+function M.message(kind, source, target, payload)
+  return {
+    protocol = constants.PROTOCOL,
+    version = constants.PROTOCOL_VERSION,
+    type = kind,
+    source = source,
+    target = target,
+    requestId = ("%s-%d-%d"):format(source, os.getComputerID(), os.epoch("utc")),
+    timestamp = os.epoch("utc"),
+    payload = payload or {},
+  }
+end
+function M.valid(message)
+  return type(message) == "table"
+    and message.protocol == constants.PROTOCOL
+    and message.version == constants.PROTOCOL_VERSION
+    and type(message.type) == "string"
+end
+return M
+