diff options
Diffstat (limited to 'src/util/crypto.c')
| -rw-r--r-- | src/util/crypto.c | 35 |
1 files changed, 17 insertions, 18 deletions
diff --git a/src/util/crypto.c b/src/util/crypto.c index 5cbba813..bb14b6cd 100644 --- a/src/util/crypto.c +++ b/src/util/crypto.c @@ -27,11 +27,6 @@ #include <gcrypt.h> /** - * Used in TALER_AgeCommitmentHash_isNullOrZero for comparison - */ -const struct TALER_AgeCommitmentHash TALER_ZeroAgeCommitmentHash = {0}; - -/** * Function called by libgcrypt on serious errors. * Prints an error message and aborts the process. * @@ -426,19 +421,23 @@ TALER_coin_pub_hash (const struct TALER_CoinSpendPublicKeyP *coin_pub, { /* Coin comes with age commitment. Take the hash of the age commitment * into account */ - const size_t key_s = sizeof(struct GNUNET_CRYPTO_EcdsaPublicKey); - const size_t age_s = sizeof(struct TALER_AgeCommitmentHash); - char data[key_s + age_s]; - - GNUNET_memcpy (&data[0], - &coin_pub->eddsa_pub, - key_s); - GNUNET_memcpy (&data[key_s], - ach, - age_s); - GNUNET_CRYPTO_hash (&data, - key_s + age_s, - &coin_h->hash); + struct GNUNET_HashContext *hash_context; + + hash_context = GNUNET_CRYPTO_hash_context_start (); + + GNUNET_CRYPTO_hash_context_read ( + hash_context, + &coin_pub->eddsa_pub, + sizeof(struct GNUNET_CRYPTO_EcdsaPublicKey)); + + GNUNET_CRYPTO_hash_context_read ( + hash_context, + ach, + sizeof(struct TALER_AgeCommitmentHash)); + + GNUNET_CRYPTO_hash_context_finish ( + hash_context, + &coin_h->hash); } } |