From 6f492b2a97a8623e18a36c583e320d876753ae8b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=96zg=C3=BCr=20Kesim?= Date: Sat, 22 Apr 2023 17:18:59 +0200 Subject: WiP: age-withdraw, continue with finalize_age_withdraw_and_sign, 9/n Also: - added duplicate planchet check for age-withdraw_reveal - added stubs for (get|insert)_age_withdraw_reveal --- src/exchangedb/pg_insert_age_withdraw_reveal.c | 106 +++++++++++++++++++++++++ src/exchangedb/pg_insert_age_withdraw_reveal.h | 45 +++++++++++ 2 files changed, 151 insertions(+) create mode 100644 src/exchangedb/pg_insert_age_withdraw_reveal.c create mode 100644 src/exchangedb/pg_insert_age_withdraw_reveal.h (limited to 'src/exchangedb') diff --git a/src/exchangedb/pg_insert_age_withdraw_reveal.c b/src/exchangedb/pg_insert_age_withdraw_reveal.c new file mode 100644 index 000000000..336ed384f --- /dev/null +++ b/src/exchangedb/pg_insert_age_withdraw_reveal.c @@ -0,0 +1,106 @@ +/* + 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 + */ +/** + * @file exchangedb/pg_insert_age_withdraw_reveal.c + * @brief Implementation of the insert_age_withdraw_reveal function for Postgres + * @author Özgür Kesim + */ +#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_age_withdraw_reveal ( + void *cls, + /*TODO:oec*/ + ) +{ + struct PostgresClosure *pg = cls; + + if (TALER_CNC_KAPPA != num_tprivs + 1) + { + GNUNET_break (0); + return GNUNET_DB_STATUS_HARD_ERROR; + } + /* TODO */ +#if 0 + PREPARE (pg, + "insert_withdraw_age_revealed_coin", + "INSERT INTO withdraw_age_reveals " + "(h_commitment " + ",freshcoin_index " + ",denominations_serial " + ",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; iorig_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); + } +#endif +} diff --git a/src/exchangedb/pg_insert_age_withdraw_reveal.h b/src/exchangedb/pg_insert_age_withdraw_reveal.h new file mode 100644 index 000000000..a98ee4efa --- /dev/null +++ b/src/exchangedb/pg_insert_age_withdraw_reveal.h @@ -0,0 +1,45 @@ +/* + 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 + */ +/** + * @file exchangedb/pg_insert_age_withdraw_reveal.h + * @brief implementation of the insert_age_withdraw_reveal function for Postgres + * @author Özgür Kesim + */ +#ifndef PG_INSERT_AGE_WITHDRAW_REVEAL_H +#define PG_INSERT_AGE_WITHDRAW_REVEAL_H + +#include "taler_util.h" +#include "taler_json_lib.h" +#include "taler_exchangedb_plugin.h" +/** + * Store in the database which coin(s) the wallet wanted to create + * in a given age-withdraw operation and all of the other information + * we learned or created in the /age-withdraw/reveal step. + * + * @param cls the @e cls of this struct with the plugin-specific state + * @param h_commitment The commitment of the original age-withdraw request + * @param num_coins The number of revealed coins + * @param revealed_coins The coins + * TODO:oec + * @return query status for the transaction + */ +enum GNUNET_DB_QueryStatus +TEH_PG_insert_refresh_reveal ( + void *cls, + /* TODO: oec */ + ); + +#endif -- cgit v1.2.3