unsigned int pad : 1; /* Whether padding should be used or not */
unsigned int enc : 1; /* Set to 1 for encrypt, or 0 otherwise */
unsigned int iv_set : 1; /* Set when the iv is copied to the iv/oiv buffers */
+ unsigned int key_set : 1; /* Set when key is set on the context */
unsigned int updated : 1; /* Set to 1 during update for one shot ciphers */
unsigned int variable_keylength : 1;
unsigned int inverse_cipher : 1; /* set to 1 to use inverse cipher */