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author | Özgür Kesim <oec-taler@kesim.org> | 2023-06-26 00:01:31 +0200 |
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committer | Özgür Kesim <oec-taler@kesim.org> | 2023-06-26 00:01:31 +0200 |
commit | ddedf03a816e5139b235a3ebdf5b600508c5ed5f (patch) | |
tree | a65179048fc764ec82ddf645a8982186b0157448 /src/exchangedb/pg_do_age_withdraw.c | |
parent | 70bfe0ed1b9a5dbb6cc487465ef3c3df4cdb0436 (diff) | |
download | exchange-ddedf03a816e5139b235a3ebdf5b600508c5ed5f.tar.xz |
[age-withdraw] age-withdraw commit- and reveal-handlers implemented, 12/n
The handlers for the commit- and reveal-phases of the age-withdraw
HTTP-endpoints are implemented, yet not active.
Still missing:
- support for age-withdraw is missing in lib/.
- tests
Diffstat (limited to 'src/exchangedb/pg_do_age_withdraw.c')
-rw-r--r-- | src/exchangedb/pg_do_age_withdraw.c | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/src/exchangedb/pg_do_age_withdraw.c b/src/exchangedb/pg_do_age_withdraw.c new file mode 100644 index 000000000..8a93ef8df --- /dev/null +++ b/src/exchangedb/pg_do_age_withdraw.c @@ -0,0 +1,104 @@ +/* + This file is part of TALER + Copyright (C) 2023 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_do_batch_withdraw.c + * @brief Implementation of the do_batch_withdraw function for Postgres + * @author Özgür Kesim + */ +#include "platform.h" +#include "taler_error_codes.h" +#include "taler_dbevents.h" +#include "taler_exchangedb_plugin.h" +#include "taler_pq_lib.h" +#include "taler_pq_lib.h" +#include "pg_do_batch_withdraw.h" +#include "pg_helper.h" +#include <gnunet/gnunet_time_lib.h> + + +enum GNUNET_DB_QueryStatus +TEH_PG_do_age_withdraw ( + void *cls, + const struct TALER_EXCHANGEDB_AgeWithdraw *commitment, + struct GNUNET_TIME_Timestamp now, + bool *found, + bool *balance_ok, + bool *age_ok, + uint16_t *required_age, + bool *conflict, + uint64_t *ruuid) +{ + struct PostgresClosure *pg = cls; + struct GNUNET_TIME_Timestamp gc; + struct GNUNET_PQ_QueryParam params[] = { + TALER_PQ_query_param_amount (&commitment->amount_with_fee), + GNUNET_PQ_query_param_auto_from_type (&commitment->reserve_pub), + GNUNET_PQ_query_param_auto_from_type (&commitment->reserve_sig), + GNUNET_PQ_query_param_timestamp (&now), + GNUNET_PQ_query_param_timestamp (&gc), + GNUNET_PQ_query_param_auto_from_type (&commitment->h_commitment), + GNUNET_PQ_query_param_uint16 (&commitment->max_age), + GNUNET_PQ_query_param_uint16 (&commitment->noreveal_index), + GNUNET_PQ_query_param_array_auto_from_type (commitment->num_coins, + commitment->h_coin_evs, + pg->conn), + GNUNET_PQ_query_param_array_uint64 (commitment->num_coins, + commitment->denom_serials, + pg->conn), + GNUNET_PQ_query_param_array_auto_from_type (commitment->num_coins, + commitment->denom_sigs, + pg->conn), + GNUNET_PQ_query_param_end + }; + struct GNUNET_PQ_ResultSpec rs[] = { + GNUNET_PQ_result_spec_bool ("reserve_found", + found), + GNUNET_PQ_result_spec_bool ("balance_ok", + balance_ok), + GNUNET_PQ_result_spec_bool ("age_ok", + age_ok), + GNUNET_PQ_result_spec_uint16 ("required_age", + required_age), + GNUNET_PQ_result_spec_bool ("conflict", + conflict), + GNUNET_PQ_result_spec_uint64 ("ruuid", + ruuid), + GNUNET_PQ_result_spec_end + }; + + gc = GNUNET_TIME_absolute_to_timestamp ( + GNUNET_TIME_absolute_add (now.abs_time, + pg->legal_reserve_expiration_time)); + + + /* Used in #postgres_do_age_withdraw() to + update the reserve balance and check its status */ + PREPARE (pg, + "call_age_withdraw", + "SELECT " + " reserve_found" + ",balance_ok" + ",age_ok" + ",required_age" + ",conflict" + ",ruuid" + " FROM exchange_do_batch_withdraw" + " ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12);"); + return GNUNET_PQ_eval_prepared_singleton_select (pg->conn, + "call_age_withdraw", + params, + rs); +} |