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fix missing bits from session hash calculation

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This commit is contained in:
Christian Grothoff 2015-08-09 21:24:36 +02:00
parent cd4018e61a
commit 0140dd818b
1 changed files with 22 additions and 4 deletions
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26
src/mint-lib/mint_api_refresh.c
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@ -986,6 +986,27 @@ TALER_MINT_refresh_prepare (unsigned int num_melts,
GNUNET_free (link_enc);
}
}
for (i = 0; i < TALER_CNC_KAPPA; i++)
{
for (j = 0; j < num_melts; j++)
{
struct TALER_MINTDB_RefreshCommitLinkP rcl;
struct TALER_TransferSecretP trans_sec;
GNUNET_CRYPTO_ecdhe_key_get_public (&md.melted_coins[j].transfer_priv[i].ecdhe_priv,
&rcl.transfer_pub.ecdhe_pub);
TALER_link_derive_transfer_secret (&melt_privs[j],
&md.melted_coins[j].transfer_priv[i],
&trans_sec);
TALER_transfer_encrypt (&md.link_secrets[i],
&trans_sec,
&rcl.shared_secret_enc);
GNUNET_CRYPTO_hash_context_read (hash_context,
&rcl,
sizeof (struct TALER_MINTDB_RefreshCommitLinkP));
}
}
GNUNET_CRYPTO_hash_context_finish (hash_context,
&md.melt_session_hash);
@ -1351,9 +1372,6 @@ melted_coin_to_json (const struct GNUNET_HashCode *melt_session_hash,
GNUNET_CRYPTO_eddsa_sign (&mc->coin_priv.eddsa_priv,
&melt.purpose,
&confirm_sig.eddsa_signature);
fprintf (stderr,
"Signing hash %s\n",
GNUNET_h2s (melt_session_hash));
return json_pack ("{s:o, s:o, s:o, s:o, s:o}",
"coin_pub",
TALER_json_from_data (&melt.coin_pub,
@ -1544,7 +1562,7 @@ TALER_MINT_refresh_melt (struct TALER_MINT_Handle *mint,
&coin_hash);
coin_ev_size = GNUNET_CRYPTO_rsa_blind (&coin_hash,
fc->blinding_key.rsa_blinding_key,
md->fresh_pks[j].rsa_public_key,
md->fresh_pks[i].rsa_public_key,
&coin_ev);
json_array_append (tmp,
TALER_json_from_data (coin_ev,