* @brief Daily Tracing Key functionality
* @section DESCRIPTION
*
- * This class is used to generate and manage the Daily Tracing Key. It's
+ * This class is used to generate and manage the Daily Tracing Key (DTK). It's
* largely internal. The functionality from \ref Contrac should generally be
- * used instead of these functions.
+ * used in preference to this.
*
*/
void dtk_delete(Dtk * data);
bool dtk_generate_daily_key(Dtk * data, Contrac const * contrac, uint32_t day_number);
-const unsigned char * dtk_get_daily_key(Dtk const * data);
+unsigned char const * dtk_get_daily_key(Dtk const * data);
uint32_t dtk_get_day_number(Dtk const * data);
void dtk_assign(Dtk * data, unsigned char const * dtk_bytes, uint32_t day_number);