Commit 9c9d6ff4 authored by Matt Caswell's avatar Matt Caswell
Browse files

Simplify some code 



The original curve448 code was templated to allow for a 25519
implementation. We've just imported the 448 stuff - but a remnant of
the original templated approach remained. This just simplifies that.

Reviewed-by: default avatarBernd Edlinger <bernd.edlinger@hotmail.de>
(Merged from https://github.com/openssl/openssl/pull/5105)
parent a7232276

crypto/ec/curve448/eddsa.c

+2 −10
Original line number Diff line number Diff line
@@ -40,17 +40,9 @@ static c448_error_t oneshot_hash(uint8_t *out, size_t outlen, 


static void clamp(uint8_t secret_scalar_ser[EDDSA_448_PRIVATE_BYTES])

{

    uint8_t hibit = (1 << 0) >> 1;



    /* Blarg */

    secret_scalar_ser[0] &= -COFACTOR;

    if (hibit == 0) {

    secret_scalar_ser[EDDSA_448_PRIVATE_BYTES - 1] = 0;

    secret_scalar_ser[EDDSA_448_PRIVATE_BYTES - 2] |= 0x80;

    } else {

        secret_scalar_ser[EDDSA_448_PRIVATE_BYTES - 1] &= hibit - 1;

        secret_scalar_ser[EDDSA_448_PRIVATE_BYTES - 1] |= hibit;

    }

}



static c448_error_t hash_init_with_dom(EVP_MD_CTX *hashctx, uint8_t prehashed,