exchange/src/exchangedb/pg_insert_refresh_reveal.c
2022-12-27 21:18:12 +01:00

110 lines
3.8 KiB
C

/*
This file is part of TALER
Copyright (C) 2022 Taler Systems SA
TALER is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
TALER is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
* @file exchangedb/pg_insert_refresh_reveal.c
* @brief Implementation of the insert_refresh_reveal function for Postgres
* @author Christian Grothoff
*/
#include "platform.h"
#include "taler_error_codes.h"
#include "taler_dbevents.h"
#include "taler_pq_lib.h"
#include "pg_insert_refresh_reveal.h"
#include "pg_helper.h"
enum GNUNET_DB_QueryStatus
TEH_PG_insert_refresh_reveal (
void *cls,
uint64_t melt_serial_id,
uint32_t num_rrcs,
const struct TALER_EXCHANGEDB_RefreshRevealedCoin *rrcs,
unsigned int num_tprivs,
const struct TALER_TransferPrivateKeyP *tprivs,
const struct TALER_TransferPublicKeyP *tp)
{
struct PostgresClosure *pg = cls;
if (TALER_CNC_KAPPA != num_tprivs + 1)
{
GNUNET_break (0);
return GNUNET_DB_STATUS_HARD_ERROR;
}
PREPARE (pg,
"insert_refresh_revealed_coin",
"INSERT INTO refresh_revealed_coins "
"(melt_serial_id "
",freshcoin_index "
",link_sig "
",denominations_serial "
",coin_ev"
",ewv"
",h_coin_ev"
",ev_sig"
") SELECT $1, $2, $3, "
" denominations_serial, $5, $6, $7, $8"
" FROM denominations"
" WHERE denom_pub_hash=$4"
" ON CONFLICT DO NOTHING;");
for (uint32_t i = 0; i<num_rrcs; i++)
{
const struct TALER_EXCHANGEDB_RefreshRevealedCoin *rrc = &rrcs[i];
struct GNUNET_PQ_QueryParam params[] = {
GNUNET_PQ_query_param_uint64 (&melt_serial_id),
GNUNET_PQ_query_param_uint32 (&i),
GNUNET_PQ_query_param_auto_from_type (&rrc->orig_coin_link_sig),
GNUNET_PQ_query_param_auto_from_type (&rrc->h_denom_pub),
TALER_PQ_query_param_blinded_planchet (&rrc->blinded_planchet),
TALER_PQ_query_param_exchange_withdraw_values (&rrc->exchange_vals),
GNUNET_PQ_query_param_auto_from_type (&rrc->coin_envelope_hash),
TALER_PQ_query_param_blinded_denom_sig (&rrc->coin_sig),
GNUNET_PQ_query_param_end
};
enum GNUNET_DB_QueryStatus qs;
qs = GNUNET_PQ_eval_prepared_non_select (pg->conn,
"insert_refresh_revealed_coin",
params);
if (0 > qs)
return qs;
}
{
struct GNUNET_PQ_QueryParam params[] = {
GNUNET_PQ_query_param_uint64 (&melt_serial_id),
GNUNET_PQ_query_param_auto_from_type (tp),
GNUNET_PQ_query_param_fixed_size (
tprivs,
num_tprivs * sizeof (struct TALER_TransferPrivateKeyP)),
GNUNET_PQ_query_param_end
};
/* Used in #postgres_insert_refresh_reveal() to store the transfer
keys we learned */
PREPARE (pg,
"insert_refresh_transfer_keys",
"INSERT INTO refresh_transfer_keys "
"(melt_serial_id"
",transfer_pub"
",transfer_privs"
") VALUES ($1, $2, $3)"
" ON CONFLICT DO NOTHING;");
return GNUNET_PQ_eval_prepared_non_select (pg->conn,
"insert_refresh_transfer_keys",
params);
}
}