digest_mgr_digest
rc = digest_mgr_digest(sess, FALSE, &digest_ctx,
rc = digest_mgr_digest(sess, length_only, &digest_ctx, in_data,
rc = digest_mgr_digest(sess, FALSE, &digest_ctx, in_data,
rc = digest_mgr_digest(sess, FALSE, &digest_ctx,
rc = digest_mgr_digest(sess, length_only,
CK_RV digest_mgr_digest(SESSION *, CK_BBOOL,