[taler-exchange] 01/02: -dce

[gnunet]

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grothoff pushed a commit to branch master
in repository exchange.

commit e82d18325abb63c08b15be1c291b9f2c2988cfdc
Author: Christian Grothoff <christian@grothoff.org>
AuthorDate: Wed Feb 9 10:02:10 2022 +0100

    -dce
---
 src/util/crypto.c | 20 ++------------------
 1 file changed, 2 insertions(+), 18 deletions(-)

diff --git a/src/util/crypto.c b/src/util/crypto.c
index a32a1023..ae611901 100644
--- a/src/util/crypto.c
+++ b/src/util/crypto.c
@@ -413,8 +413,8 @@ TALER_planchet_to_coin (
 {
   struct TALER_DenominationSignature sig;
 
-  if (dk->cipher != blind_sig->cipher
-      && dk->cipher != alg_values->cipher)
+  if ( (dk->cipher != blind_sig->cipher) ||
+       (dk->cipher != alg_values->cipher) )
   {
     GNUNET_break_op (0);
     return GNUNET_SYSERR;
@@ -435,22 +435,6 @@ TALER_planchet_to_coin (
     break;
   case TALER_DENOMINATION_CS:
     {
-      struct GNUNET_CRYPTO_CsC c[2];
-      struct GNUNET_CRYPTO_CsBlindingSecret bs[2];
-      struct TALER_DenominationCSPublicRPairP r_pub_blind;
-
-      GNUNET_CRYPTO_cs_blinding_secrets_derive (&bks->nonce,
-                                                bs);
-      GNUNET_CRYPTO_cs_calc_blinded_c (
-        bs,
-        alg_values->details.cs_values.r_pub_pair.r_pub,
-        &dk->details.cs_public_key,
-        &c_hash->hash,
-        sizeof(struct GNUNET_HashCode),
-        c,
-        r_pub_blind.r_pub);
-      sig.details.cs_signature.r_point
-        = r_pub_blind.r_pub[blind_sig->details.blinded_cs_answer.b];
       if (GNUNET_OK !=
           TALER_denom_sig_unblind (&sig,
                                    blind_sig,

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