From ba627bf84c89ea93a117bce8563b30a3d460e633 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Fri, 5 Nov 2021 22:22:47 +0100
Subject: -fixes

---
 src/util/denom.c | 61 ++++++++++----------------------------------------------
 1 file changed, 10 insertions(+), 51 deletions(-)

(limited to 'src/util/denom.c')

diff --git a/src/util/denom.c b/src/util/denom.c
index 9261779ea..a1f511fe6 100644
--- a/src/util/denom.c
+++ b/src/util/denom.c
@@ -110,17 +110,12 @@ TALER_denom_sign_blinded (struct TALER_BlindedDenominationSignature *denom_sig,
 
 
 enum GNUNET_GenericReturnValue
-TALER_denom_sig_unblind (struct TALER_DenominationSignature *denom_sig,
-                         const struct
-                         TALER_BlindedDenominationSignature *bdenom_sig,
-                         const struct TALER_BlindingSecret *bks,
-                         const struct TALER_DenominationPublicKey *denom_pub)
+TALER_denom_sig_unblind (
+  struct TALER_DenominationSignature *denom_sig,
+  const struct TALER_BlindedDenominationSignature *bdenom_sig,
+  const union TALER_DenominationBlindingKeyP *bks,
+  const struct TALER_DenominationPublicKey *denom_pub)
 {
-  if (bks->cipher != denom_pub->cipher)
-  {
-    GNUNET_break (0);
-    return GNUNET_SYSERR;
-  }
   if (bdenom_sig->cipher != denom_pub->cipher)
   {
     GNUNET_break (0);
@@ -135,7 +130,7 @@ TALER_denom_sig_unblind (struct TALER_DenominationSignature *denom_sig,
     denom_sig->details.rsa_signature
       = TALER_rsa_unblind (
           bdenom_sig->details.blinded_rsa_signature,
-          &bks->details.rsa_bks,
+          &bks->rsa_bks,
           denom_pub->details.rsa_public_key);
     if (NULL == denom_sig->details.rsa_signature)
     {
@@ -152,48 +147,12 @@ TALER_denom_sig_unblind (struct TALER_DenominationSignature *denom_sig,
 }
 
 
-enum GNUNET_GenericReturnValue
-TALER_blinding_secret_create (struct TALER_BlindingSecret *bs,
-                              enum TALER_DenominationCipher cipher,
-                              ...)
-{
-  memset (bs,
-          0,
-          sizeof (*bs));
-  switch (cipher)
-  {
-  case TALER_DENOMINATION_INVALID:
-    return GNUNET_OK;
-  case TALER_DENOMINATION_RSA:
-    bs->cipher = TALER_DENOMINATION_RSA;
-    GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_NONCE,
-                                &bs->details.rsa_bks,
-                                sizeof (bs->details.rsa_bks));
-    return GNUNET_OK;
-  // TODO: add case for Clause-Schnorr
-  default:
-    GNUNET_break (0);
-  }
-  return GNUNET_SYSERR;
-}
-
-
 void
-TALER_blinding_secret_free (struct TALER_BlindingSecret *bs)
+TALER_blinding_secret_create (union TALER_DenominationBlindingKeyP *bs)
 {
-  switch (bs->cipher)
-  {
-  case TALER_DENOMINATION_INVALID:
-    return;
-  case TALER_DENOMINATION_RSA:
-    memset (bs,
-            0,
-            sizeof (*bs));
-    return;
-  // TODO: add case for Clause-Schnorr
-  default:
-    GNUNET_break (0);
-  }
+  GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_NONCE,
+                              bs,
+                              sizeof (*bs));
 }
 
 
-- 
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