-/**
- * We received a SET_KEY message. Validate and update
- * our key material and status.
- *
- * @param kx key exchange status for the corresponding peer
- * @param msg the set key message we received
- */
-void
-GSC_KX_handle_set_key (struct GSC_KeyExchangeInfo *kx,
- const struct GNUNET_MessageHeader *msg);
-
-
-/**
- * We received a PING message. Validate and transmit
- * a PONG message.
- *
- * @param kx key exchange status for the corresponding peer
- * @param msg the encrypted PING message itself
- */
-void
-GSC_KX_handle_ping (struct GSC_KeyExchangeInfo *kx,
- const struct GNUNET_MessageHeader *msg);
-
-
-/**
- * We received a PONG message. Validate and update our status.
- *
- * @param kx key exchange status for the corresponding peer
- * @param msg the encrypted PONG message itself
- */
-void
-GSC_KX_handle_pong (struct GSC_KeyExchangeInfo *kx,
- const struct GNUNET_MessageHeader *msg);
-
-