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/*
This file is part of TALER
Copyright (C) 2024 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/>
*/
#include "platform.h"
#include "taler_pq_lib.h"
#include "pg_helper.h"
#include "pg_update_closure_lags.h"
struct Preparations
{
/**
* Database reconnect counter.
*/
unsigned long long cnt;
/**
* Which DB did we do prepare for.
*/
struct PostgresClosure *pg;
};
enum GNUNET_DB_QueryStatus
TAH_PG_update_generic_suppressed (
void *cls,
enum TALER_AUDITORDB_SuppressableTables table,
uint64_t row_id,
bool suppressed)
{
struct PostgresClosure *pg = cls;
struct GNUNET_PQ_QueryParam params[] = {
GNUNET_PQ_query_param_uint64 (&row_id),
GNUNET_PQ_query_param_bool (suppressed),
GNUNET_PQ_query_param_end
};
static struct Preparations preps[
TALER_AUDITORDB_SUPPRESSABLE_TABLES_MAX];
struct Preparations *prep = &preps[table];
const char *table_name = TAH_PG_get_table_name (table);
char statement_name[256];
GNUNET_snprintf (statement_name,
sizeof (statement_name),
"update_%s",
table_name);
if ( (pg != prep->pg) ||
(prep->cnt < pg->prep_gen) )
{
char sql[256];
struct GNUNET_PQ_PreparedStatement ps[] = {
GNUNET_PQ_make_prepare (statement_name,
sql),
GNUNET_PQ_PREPARED_STATEMENT_END
};
GNUNET_snprintf (sql,
sizeof (sql),
"UPDATE %s SET"
" suppressed=$2"
" WHERE row_id=$1",
table_name);
if (GNUNET_OK !=
GNUNET_PQ_prepare_statements (pg->conn,
ps))
{
GNUNET_break (0);
return GNUNET_DB_STATUS_HARD_ERROR;
}
prep->pg = pg;
prep->cnt = pg->prep_gen;
}
return GNUNET_PQ_eval_prepared_non_select (pg->conn,
statement_name,
params);
}
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