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Diffstat (limited to 'src/exchangedb/pg_select_aml_threshold.c')
-rw-r--r-- | src/exchangedb/pg_select_aml_threshold.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/src/exchangedb/pg_select_aml_threshold.c b/src/exchangedb/pg_select_aml_threshold.c new file mode 100644 index 000000000..23286f029 --- /dev/null +++ b/src/exchangedb/pg_select_aml_threshold.c @@ -0,0 +1,70 @@ +/* + 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_select_aml_threshold.c + * @brief Implementation of the select_aml_threshold 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_select_aml_threshold.h" +#include "pg_helper.h" + + +enum GNUNET_DB_QueryStatus +TEH_PG_select_aml_threshold ( + void *cls, + const struct TALER_PaytoHashP *h_payto, + enum TALER_AmlDecisionState *decision, + struct TALER_EXCHANGEDB_KycStatus *kyc, + struct TALER_Amount *threshold) +{ + struct PostgresClosure *pg = cls; + struct GNUNET_PQ_QueryParam params[] = { + GNUNET_PQ_query_param_auto_from_type (h_payto), + GNUNET_PQ_query_param_end + }; + uint32_t status32 = TALER_AML_NORMAL; + struct GNUNET_PQ_ResultSpec rs[] = { + TALER_PQ_RESULT_SPEC_AMOUNT ("threshold", + threshold), + GNUNET_PQ_result_spec_uint32 ("status", + &status32), + GNUNET_PQ_result_spec_uint64 ("kyc_requirement", + &kyc->requirement_row), + GNUNET_PQ_result_spec_end + }; + enum GNUNET_DB_QueryStatus qs; + + PREPARE (pg, + "select_aml_threshold", + "SELECT" + " threshold" + ",status" + ",kyc_requirement" + " FROM aml_status" + " WHERE h_payto=$1;"); + qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn, + "select_aml_threshold", + params, + rs); + *decision = (enum TALER_AmlDecisionState) status32; + kyc->ok = (TALER_AML_FROZEN != *decision) + || (0 != kyc->requirement_row); + return qs; +} |