case CO_ER_CIP_EMPTY: return "Connection closed while waiting for NetScaler Client IP header";
case CO_ER_CIP_ABORT: return "Connection error while waiting for NetScaler Client IP header";
+ case CO_ER_CIP_TIMEOUT: return "Timeout while waiting for a NetScaler Client IP header";
case CO_ER_CIP_TRUNCATED: return "Truncated NetScaler Client IP header received";
case CO_ER_CIP_BAD_MAGIC: return "Received an invalid NetScaler Client IP magic number";
case CO_ER_CIP_BAD_PROTO: return "Received an unhandled protocol in the NetScaler Client IP header";
case CO_ER_SSL_HANDSHAKE_HB: return "SSL handshake failure after heartbeat";
case CO_ER_SSL_KILLED_HB: return "Stopped a TLSv1 heartbeat attack (CVE-2014-0160)";
case CO_ER_SSL_NO_TARGET: return "Attempt to use SSL on an unknown target (internal error)";
+ case CO_ER_SSL_EARLY_FAILED: return "Server refused early data";
case CO_ER_SOCKS4_SEND: return "SOCKS4 Proxy write error during handshake";
case CO_ER_SOCKS4_RECV: return "SOCKS4 Proxy read error during handshake";