1 files changed, 8 insertions, 1 deletions
diff --git a/src/common.h b/src/common.h
index c0b5a36..9723a27 100644
--- a/src/common.h
+++ b/src/common.h
@@ -11,11 +11,17 @@ enum class DeviceType {
     Pseudo
 };
 
+enum class Protocol {
+    P17,
+    P18,
+};
+
 // long opts
 enum {
-    LO_HELP = 1,
+    LO_HELP = 1000,
     LO_VERBOSE,
     LO_RAW,
+    LO_PROTOCOL,
     LO_TIMEOUT,
     LO_CACHE_TIMEOUT,
     LO_DELAY,
@@ -34,5 +40,6 @@ enum {
 };
 
 formatter::Format format_from_string(std::string& s);
+Protocol protocol_from_string(std::string& s);
 
 #endif //INVERTER_TOOLS_COMMON_H