Used to distinguish this
replay cache from others in use on the system. Typically, piece is
the first component of the principal name for the client or server
that is calling krb5_get_server_rcache.
ret_rcache (output)
A handle to an open rcache.
Description
This routine generates a replay cache name, allocates space
for its handle, and opens it.
Upon successful return, ret_rcache
is filled in to contain a handle to an open rcache,
which should be closed with krb5_rc_close.
Return
Values
This routine returns the following KRB5 status code: