websCalcOpaque | GoAhead WebServer API | GoAhead EMF
## Synopsis Generate an opaque string for digest authentication purposes. ## Prototype
     #include "websda.h"

     char_t alcOpaque(webs_t wp);
## Parameters
wp | pointer to a websRec data structure
## Description The returned string must be deleted using bfree. ## Return Value websCalcOpaque returns a pointer to a new copy of an opaque string, or a NULL on an error. ## Example
    char_t 	* opaque = websCalcOpaque(wp);
## See Also websCalcNonce(), bfree() ##