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clean up cs implementation

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Lucien Heuzeveldt 2021-12-31 17:38:20 +01:00 committed by Gian Demarmels
parent cf4fd36cc4
commit 75eff1524a
No known key found for this signature in database
GPG Key ID: 030CEDDCCC92D778
1 changed files with 21 additions and 29 deletions
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50
src/util/crypto.c
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@ -262,11 +262,7 @@ TALER_planchet_setup_random (struct TALER_PlanchetSecretsP *ps,
GNUNET_break (0); GNUNET_break (0);
return; return;
case TALER_DENOMINATION_RSA: case TALER_DENOMINATION_RSA:
// TODO: replace with call to TALER_blinding_secret_create TALER_blinding_secret_create (&ps->blinding_key, cipher);
GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_STRONG,
&ps->blinding_key.rsa_bks,
sizeof (struct
GNUNET_CRYPTO_RsaBlindingKeySecret));
return; return;
case TALER_DENOMINATION_CS: case TALER_DENOMINATION_CS:
// Will be set in a later stage for Clause Blind Schnorr Scheme // Will be set in a later stage for Clause Blind Schnorr Scheme
@ -304,22 +300,20 @@ TALER_planchet_prepare (const struct TALER_DenominationPublicKey *dk,
} }
break; break;
case TALER_DENOMINATION_CS: case TALER_DENOMINATION_CS:
if (GNUNET_OK !=
TALER_denom_blind (dk,
&ps->blinding_key,
NULL, /* FIXME-Oec */
&coin_pub,
c_hash,
&pd->blinded_planchet,
&ps->cs_r_pub,
&ps->cs_r_pub_blinded))
{ {
if (GNUNET_OK != GNUNET_break (0);
TALER_denom_blind (dk, return GNUNET_SYSERR;
&ps->blinding_key,
NULL, /* FIXME-Oec */
&coin_pub,
c_hash,
&pd->blinded_planchet,
&ps->cs_r_pub,
&ps->cs_r_pub_blinded))
{
GNUNET_break (0);
return GNUNET_SYSERR;
}
break;
} }
break;
default: default:
GNUNET_break (0); GNUNET_break (0);
return GNUNET_SYSERR; return GNUNET_SYSERR;
@ -355,17 +349,15 @@ TALER_planchet_to_coin (const struct TALER_DenominationPublicKey *dk,
} }
break; break;
case TALER_DENOMINATION_CS: case TALER_DENOMINATION_CS:
if (GNUNET_OK !=
TALER_denom_sig_unblind (&sig,
blind_sig,
&ps->blinding_key,
dk,
&ps->cs_r_pub_blinded))
{ {
if (GNUNET_OK != GNUNET_break_op (0);
TALER_denom_sig_unblind (&sig, return GNUNET_SYSERR;
blind_sig,
&ps->blinding_key,
dk,
&ps->cs_r_pub_blinded))
{
GNUNET_break_op (0);
return GNUNET_SYSERR;
}
} }
break; break;
default: default: