+ int cipher; /* Cipher type for UDP packets */
+ char *cipherkey; /* Cipher key */
+ int cipherkeylen; /* Cipher key length */
+ int cipherblklen;
+ gcry_cipher_hd_t cipher_ctx; /* Cipher context */
+
+ int digest; /* Digest type for MAC */
+ char *digestkey;
+ int digestlen;
+ int maclength; /* Length of MAC */
+ gcry_md_hd_t digest_ctx;