228         uint8_t challenge[2 * EDDSA_448_PRIVATE_BYTES];  in ossl_c448_ed448_sign()  local
230         /* Compute the challenge */  in ossl_c448_ed448_sign()
236                 || !EVP_DigestFinalXOF(hashctx, challenge, sizeof(challenge)))  in ossl_c448_ed448_sign()
239         ossl_curve448_scalar_decode_long(challenge_scalar, challenge,  in ossl_c448_ed448_sign()
240                                          sizeof(challenge));  in ossl_c448_ed448_sign()
241         OPENSSL_cleanse(challenge, sizeof(challenge));  in ossl_c448_ed448_sign()
336         /* Compute the challenge */  in ossl_c448_ed448_verify()
338         uint8_t challenge[2 * EDDSA_448_PRIVATE_BYTES];  in ossl_c448_ed448_verify()  local
346                 || !EVP_DigestFinalXOF(hashctx, challenge, sizeof(challenge))) {  in ossl_c448_ed448_verify()
352         ossl_curve448_scalar_decode_long(challenge_scalar, challenge,  in ossl_c448_ed448_verify()
353                                          sizeof(challenge));  in ossl_c448_ed448_verify()
354         OPENSSL_cleanse(challenge, sizeof(challenge));  in ossl_c448_ed448_verify()