generate: Add comments to protocol data structures, tests

generate/protocol.go

@@ -7,11 +7,17 @@ import "crypto/md5"
 
 type Protocol struct {
 	Messages map[uint16] Message
-	Types    map[string] Type
+	Types    map[string] Typedef
 }
 
 type Message struct {
 	Name string
+	Doc  string
+	Type Type
+}
+
+type Typedef struct {
+	Doc  string
 	Type Type
 }
 
@@ -84,6 +90,7 @@ func (typ TypeTableDefined) String() string {
 
 type Field struct {
 	Name string
+	Doc  string
 	Type Type
 }