typedef struct SilcChannelPrivateKeyStruct { ... }
                      *SilcChannelPrivateKey;

    Structure to hold one channel private key. The array of this structure
    is returned by silc_client_list_channel_private_keys function.

    struct SilcChannelPrivateKeyStruct {
      char *name;                         /* Application given name */
      SilcCipher send_key;                /* The cipher and key */
      SilcCipher receive_key;             /* The cipher and key */
      SilcHmac hmac;                      /* The HMAC and hmac key */
    };