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crypto: ecc - Use ECC_CURVE_NIST_P192/256/384_DIGITS where possible

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Replace hard-coded numbers with ECC_CURVE_NIST_P192/256/384_DIGITS where
possible.

Tested-by: Lukas Wunner <lukas@wunner.de>
Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Stefan Berger 2024-04-04 10:18:44 -04:00 committed by Herbert Xu
parent 0880bb3b00
commit 526d23fc2d
1 changed files with 6 additions and 6 deletions
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12
crypto/ecc.c
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@ -689,7 +689,7 @@ static void vli_mmod_barrett(u64 *result, u64 *product, const u64 *mod,
static void vli_mmod_fast_192(u64 *result, const u64 *product,
const u64 *curve_prime, u64 *tmp)
{
const unsigned int ndigits = 3;
const unsigned int ndigits = ECC_CURVE_NIST_P192_DIGITS;
int carry;
vli_set(result, product, ndigits);
@ -717,7 +717,7 @@ static void vli_mmod_fast_256(u64 *result, const u64 *product,
const u64 *curve_prime, u64 *tmp)
{
int carry;
const unsigned int ndigits = 4;
const unsigned int ndigits = ECC_CURVE_NIST_P256_DIGITS;
/* t */
vli_set(result, product, ndigits);
@ -800,7 +800,7 @@ static void vli_mmod_fast_384(u64 *result, const u64 *product,
const u64 *curve_prime, u64 *tmp)
{
int carry;
const unsigned int ndigits = 6;
const unsigned int ndigits = ECC_CURVE_NIST_P384_DIGITS;
/* t */
vli_set(result, product, ndigits);
@ -932,13 +932,13 @@ static bool vli_mmod_fast(u64 *result, u64 *product,
}
switch (ndigits) {
case 3:
case ECC_CURVE_NIST_P192_DIGITS:
vli_mmod_fast_192(result, product, curve_prime, tmp);
break;
case 4:
case ECC_CURVE_NIST_P256_DIGITS:
vli_mmod_fast_256(result, product, curve_prime, tmp);
break;
case 6:
case ECC_CURVE_NIST_P384_DIGITS:
vli_mmod_fast_384(result, product, curve_prime, tmp);
break;
default: