add ShortHex function to AlignedBuffer

llarp/tooling/dht_event.cpp

@@ -13,7 +13,7 @@ namespace tooling
 
   std::string PubIntroReceivedEvent::ToString() const
   {
-    return RouterEvent::ToString() + "from " + From.ToHex() + " location=" + IntrosetLocation.ToHex() + " order=" + std::to_string(RelayOrder) + " txid=" + std::to_string(TxID);
+    return RouterEvent::ToString() + "from " + From.ShortHex() + " location=" + IntrosetLocation.ShortHex() + " order=" + std::to_string(RelayOrder) + " txid=" + std::to_string(TxID);
   }
   
 }

llarp/util/aligned.hpp

@@ -259,6 +259,12 @@ namespace llarp
       return std::string(HexEncode(*this, strbuf));
     }
 
+    std::string
+    ShortHex() const
+    {
+      return ToHex().substr(0, 8);
+    }
+
     std::ostream&
     print(std::ostream& stream, int level, int spaces) const
     {