diff options
Diffstat (limited to 'src/lib/exchange_api_refresh.c')
| -rw-r--r-- | src/lib/exchange_api_refresh.c | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/src/lib/exchange_api_refresh.c b/src/lib/exchange_api_refresh.c index e2a3a245a..61bee6d64 100644 --- a/src/lib/exchange_api_refresh.c +++ b/src/lib/exchange_api_refresh.c @@ -1065,7 +1065,7 @@ handle_refresh_melt_finished (void *cls, { rmh->melt_cb (rmh->melt_cb_cls, response_code, - TALER_JSON_get_error_code (j), + TALER_JSON_get_error_code (j), noreveal_index, (0 == response_code) ? NULL : &exchange_pub, j); @@ -1534,6 +1534,7 @@ TALER_EXCHANGE_refresh_reveal (struct TALER_EXCHANGE_Handle *exchange, json_t *new_denoms_h; json_t *coin_evs; json_t *reveal_obj; + json_t *link_sigs; CURL *eh; struct GNUNET_CURL_Context *ctx; struct MeltData *md; @@ -1565,6 +1566,7 @@ TALER_EXCHANGE_refresh_reveal (struct TALER_EXCHANGE_Handle *exchange, /* now new_denoms */ GNUNET_assert (NULL != (new_denoms_h = json_array ())); GNUNET_assert (NULL != (coin_evs = json_array ())); + GNUNET_assert (NULL != (link_sigs = json_array ())); for (unsigned int i=0;i<md->num_fresh_coins;i++) { struct GNUNET_HashCode denom_hash; @@ -1591,6 +1593,30 @@ TALER_EXCHANGE_refresh_reveal (struct TALER_EXCHANGE_Handle *exchange, json_array_append_new (coin_evs, GNUNET_JSON_from_data (pd.coin_ev, pd.coin_ev_size))); + + /* compute link signature */ + { + struct TALER_CoinSpendSignatureP link_sig; + struct TALER_LinkDataPS ldp; + + ldp.purpose.size = htonl (sizeof (ldp)); + ldp.purpose.purpose = htonl (TALER_SIGNATURE_WALLET_COIN_LINK); + ldp.h_denom_pub = denom_hash; + GNUNET_CRYPTO_eddsa_key_get_public (&md->melted_coin.coin_priv.eddsa_priv, + &ldp.old_coin_pub.eddsa_pub); + ldp.transfer_pub = transfer_pub; + GNUNET_CRYPTO_hash (pd.coin_ev, + pd.coin_ev_size, + &ldp.coin_envelope_hash); + GNUNET_assert (GNUNET_OK == + GNUNET_CRYPTO_eddsa_sign (&md->melted_coin.coin_priv.eddsa_priv, + &ldp.purpose, + &link_sig.eddsa_signature)); + GNUNET_assert (0 == + json_array_append_new (link_sigs, + GNUNET_JSON_from_data_auto (&link_sig))); + } + GNUNET_free (pd.coin_ev); } @@ -1610,13 +1636,15 @@ TALER_EXCHANGE_refresh_reveal (struct TALER_EXCHANGE_Handle *exchange, } /* build main JSON request */ - reveal_obj = json_pack ("{s:o, s:o, s:o, s:o, s:o}", + reveal_obj = json_pack ("{s:o, s:o, s:o, s:o, s:o, s:o}", "rc", GNUNET_JSON_from_data_auto (&md->rc), "transfer_pub", GNUNET_JSON_from_data_auto (&transfer_pub), "transfer_privs", transfer_privs, + "link_sigs", + link_sigs, "new_denoms_h", new_denoms_h, "coin_evs", |