471 lines
16 KiB
C
471 lines
16 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_batch_ensure_coin_known.c
|
|
* @brief Implementation of the batch_ensure_coin_known 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_batch_ensure_coin_known.h"
|
|
#include "pg_helper.h"
|
|
|
|
|
|
static enum GNUNET_DB_QueryStatus
|
|
insert1 (struct PostgresClosure *pg,
|
|
const struct TALER_CoinPublicInfo coin[1],
|
|
struct TALER_EXCHANGEDB_CoinInfo result[1])
|
|
{
|
|
enum GNUNET_DB_QueryStatus qs;
|
|
bool is_denom_pub_hash_null = false;
|
|
bool is_age_hash_null = false;
|
|
PREPARE (pg,
|
|
"batch1_known_coin",
|
|
"SELECT"
|
|
" existed1 AS existed"
|
|
",known_coin_id1 AS known_coin_id"
|
|
",denom_pub_hash1 AS denom_hash"
|
|
",age_commitment_hash1 AS h_age_commitment"
|
|
" FROM exchange_do_batch1_known_coin"
|
|
" ($1, $2, $3, $4);"
|
|
);
|
|
struct GNUNET_PQ_QueryParam params[] = {
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[0].coin_pub),
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[0].denom_pub_hash),
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[0].h_age_commitment),
|
|
TALER_PQ_query_param_denom_sig (&coin[0].denom_sig),
|
|
GNUNET_PQ_query_param_end
|
|
};
|
|
struct GNUNET_PQ_ResultSpec rs[] = {
|
|
GNUNET_PQ_result_spec_bool ("existed",
|
|
&result[0].existed),
|
|
GNUNET_PQ_result_spec_uint64 ("known_coin_id",
|
|
&result[0].known_coin_id),
|
|
GNUNET_PQ_result_spec_allow_null (
|
|
GNUNET_PQ_result_spec_auto_from_type ("denom_pub_hash",
|
|
&result[0].denom_hash),
|
|
&is_denom_pub_hash_null),
|
|
GNUNET_PQ_result_spec_allow_null (
|
|
GNUNET_PQ_result_spec_auto_from_type ("age_commitment_hash",
|
|
&result[0].h_age_commitment),
|
|
&is_age_hash_null),
|
|
GNUNET_PQ_result_spec_end
|
|
};
|
|
|
|
qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
|
|
"batch1_known_coin",
|
|
params,
|
|
rs);
|
|
switch (qs)
|
|
{
|
|
case GNUNET_DB_STATUS_HARD_ERROR:
|
|
GNUNET_break (0);
|
|
return qs;
|
|
case GNUNET_DB_STATUS_SOFT_ERROR:
|
|
return qs;
|
|
case GNUNET_DB_STATUS_SUCCESS_NO_RESULTS:
|
|
GNUNET_break (0); /* should be impossible */
|
|
return GNUNET_DB_STATUS_HARD_ERROR;
|
|
case GNUNET_DB_STATUS_SUCCESS_ONE_RESULT:
|
|
break; /* continued below */
|
|
}
|
|
|
|
if ( (! is_denom_pub_hash_null) &&
|
|
(0 != GNUNET_memcmp (&result[0].denom_hash,
|
|
&coin->denom_pub_hash)) )
|
|
{
|
|
GNUNET_break_op (0);
|
|
result[0].denom_conflict = true;
|
|
}
|
|
|
|
if ( (! is_age_hash_null) &&
|
|
(0 != GNUNET_memcmp (&result[0].h_age_commitment,
|
|
&coin->h_age_commitment)) )
|
|
{
|
|
GNUNET_break (GNUNET_is_zero (&result[0].h_age_commitment));
|
|
GNUNET_break_op (0);
|
|
result[0].age_conflict = true;
|
|
}
|
|
return qs;
|
|
}
|
|
|
|
|
|
static enum GNUNET_DB_QueryStatus
|
|
insert2 (struct PostgresClosure *pg,
|
|
const struct TALER_CoinPublicInfo coin[2],
|
|
struct TALER_EXCHANGEDB_CoinInfo result[2])
|
|
{
|
|
enum GNUNET_DB_QueryStatus qs;
|
|
bool is_denom_pub_hash_null = false;
|
|
bool is_age_hash_null = false;
|
|
bool is_denom_pub_hash_null2 = false;
|
|
bool is_age_hash_null2 = false;
|
|
|
|
PREPARE (pg,
|
|
"batch2_known_coin",
|
|
"SELECT"
|
|
" existed1 AS existed"
|
|
",known_coin_id1 AS known_coin_id"
|
|
",denom_pub_hash1 AS denom_hash"
|
|
",age_commitment_hash1 AS h_age_commitment"
|
|
",existed2 AS existed2"
|
|
",known_coin_id2 AS known_coin_id2"
|
|
",denom_pub_hash2 AS denom_hash2"
|
|
",age_commitment_hash2 AS h_age_commitment2"
|
|
" FROM exchange_do_batch2_known_coin"
|
|
" ($1, $2, $3, $4, $5, $6, $7, $8);"
|
|
);
|
|
struct GNUNET_PQ_QueryParam params[] = {
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[0].coin_pub),
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[0].denom_pub_hash),
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[0].h_age_commitment),
|
|
TALER_PQ_query_param_denom_sig (&coin[0].denom_sig),
|
|
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[1].coin_pub),
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[1].denom_pub_hash),
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[1].h_age_commitment),
|
|
TALER_PQ_query_param_denom_sig (&coin[0].denom_sig),
|
|
GNUNET_PQ_query_param_end
|
|
};
|
|
struct GNUNET_PQ_ResultSpec rs[] = {
|
|
GNUNET_PQ_result_spec_bool ("existed",
|
|
&result[0].existed),
|
|
GNUNET_PQ_result_spec_uint64 ("known_coin_id",
|
|
&result[0].known_coin_id),
|
|
GNUNET_PQ_result_spec_allow_null (
|
|
GNUNET_PQ_result_spec_auto_from_type ("denom_pub_hash",
|
|
&result[0].denom_hash),
|
|
&is_denom_pub_hash_null),
|
|
GNUNET_PQ_result_spec_allow_null (
|
|
GNUNET_PQ_result_spec_auto_from_type ("age_commitment_hash",
|
|
&result[0].h_age_commitment),
|
|
&is_age_hash_null),
|
|
GNUNET_PQ_result_spec_bool ("existed2",
|
|
&result[1].existed),
|
|
GNUNET_PQ_result_spec_uint64 ("known_coin_id2",
|
|
&result[1].known_coin_id),
|
|
GNUNET_PQ_result_spec_allow_null (
|
|
GNUNET_PQ_result_spec_auto_from_type ("denom_pub_hash2",
|
|
&result[1].denom_hash),
|
|
&is_denom_pub_hash_null2),
|
|
GNUNET_PQ_result_spec_allow_null (
|
|
GNUNET_PQ_result_spec_auto_from_type ("age_commitment_hash2",
|
|
&result[1].h_age_commitment),
|
|
&is_age_hash_null2),
|
|
GNUNET_PQ_result_spec_end
|
|
};
|
|
|
|
qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
|
|
"batch2_known_coin",
|
|
params,
|
|
rs);
|
|
switch (qs)
|
|
{
|
|
case GNUNET_DB_STATUS_HARD_ERROR:
|
|
GNUNET_break (0);
|
|
return qs;
|
|
case GNUNET_DB_STATUS_SOFT_ERROR:
|
|
return qs;
|
|
case GNUNET_DB_STATUS_SUCCESS_NO_RESULTS:
|
|
GNUNET_break (0); /* should be impossible */
|
|
return GNUNET_DB_STATUS_HARD_ERROR;
|
|
case GNUNET_DB_STATUS_SUCCESS_ONE_RESULT:
|
|
break; /* continued below */
|
|
}
|
|
|
|
if ( (! is_denom_pub_hash_null) &&
|
|
(0 != GNUNET_memcmp (&result[0].denom_hash,
|
|
&coin[0].denom_pub_hash)) )
|
|
{
|
|
GNUNET_break_op (0);
|
|
result[0].denom_conflict = true;
|
|
}
|
|
|
|
if ( (! is_age_hash_null) &&
|
|
(0 != GNUNET_memcmp (&result[0].h_age_commitment,
|
|
&coin[0].h_age_commitment)) )
|
|
{
|
|
GNUNET_break (GNUNET_is_zero (&result[0].h_age_commitment));
|
|
GNUNET_break_op (0);
|
|
result[0].age_conflict = true;
|
|
}
|
|
if ( (! is_denom_pub_hash_null2) &&
|
|
(0 != GNUNET_memcmp (&result[1].denom_hash,
|
|
&coin[1].denom_pub_hash)) )
|
|
{
|
|
GNUNET_break_op (0);
|
|
result[1].denom_conflict = true;
|
|
}
|
|
|
|
if ( (! is_age_hash_null) &&
|
|
(0 != GNUNET_memcmp (&result[1].h_age_commitment,
|
|
&coin[1].h_age_commitment)) )
|
|
{
|
|
GNUNET_break (GNUNET_is_zero (&result[1].h_age_commitment));
|
|
GNUNET_break_op (0);
|
|
result[1].age_conflict = true;
|
|
}
|
|
return qs;
|
|
}
|
|
|
|
|
|
static enum GNUNET_DB_QueryStatus
|
|
insert4 (struct PostgresClosure *pg,
|
|
const struct TALER_CoinPublicInfo coin[4],
|
|
struct TALER_EXCHANGEDB_CoinInfo result[4])
|
|
{
|
|
enum GNUNET_DB_QueryStatus qs;
|
|
bool is_denom_pub_hash_null = false;
|
|
bool is_age_hash_null = false;
|
|
bool is_denom_pub_hash_null2 = false;
|
|
bool is_age_hash_null2 = false;
|
|
bool is_denom_pub_hash_null3 = false;
|
|
bool is_age_hash_null3 = false;
|
|
bool is_denom_pub_hash_null4 = false;
|
|
bool is_age_hash_null4 = false;
|
|
PREPARE (pg,
|
|
"batch4_known_coin",
|
|
"SELECT"
|
|
" existed1 AS existed"
|
|
",known_coin_id1 AS known_coin_id"
|
|
",denom_pub_hash1 AS denom_hash"
|
|
",age_commitment_hash1 AS h_age_commitment"
|
|
",existed2 AS existed2"
|
|
",known_coin_id2 AS known_coin_id2"
|
|
",denom_pub_hash2 AS denom_hash2"
|
|
",age_commitment_hash2 AS h_age_commitment2"
|
|
",existed3 AS existed3"
|
|
",known_coin_id3 AS known_coin_id3"
|
|
",denom_pub_hash3 AS denom_hash3"
|
|
",age_commitment_hash3 AS h_age_commitment3"
|
|
",existed4 AS existed4"
|
|
",known_coin_id4 AS known_coin_id4"
|
|
",denom_pub_hash4 AS denom_hash4"
|
|
",age_commitment_hash4 AS h_age_commitment4"
|
|
" FROM exchange_do_batch2_known_coin"
|
|
" ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16);"
|
|
);
|
|
struct GNUNET_PQ_QueryParam params[] = {
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[0].coin_pub),
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[0].denom_pub_hash),
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[0].h_age_commitment),
|
|
TALER_PQ_query_param_denom_sig (&coin[0].denom_sig),
|
|
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[1].coin_pub),
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[1].denom_pub_hash),
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[1].h_age_commitment),
|
|
TALER_PQ_query_param_denom_sig (&coin[0].denom_sig),
|
|
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[2].coin_pub),
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[2].denom_pub_hash),
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[2].h_age_commitment),
|
|
TALER_PQ_query_param_denom_sig (&coin[2].denom_sig),
|
|
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[3].coin_pub),
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[3].denom_pub_hash),
|
|
GNUNET_PQ_query_param_auto_from_type (&coin[3].h_age_commitment),
|
|
TALER_PQ_query_param_denom_sig (&coin[3].denom_sig),
|
|
GNUNET_PQ_query_param_end
|
|
};
|
|
struct GNUNET_PQ_ResultSpec rs[] = {
|
|
GNUNET_PQ_result_spec_bool ("existed",
|
|
&result[0].existed),
|
|
GNUNET_PQ_result_spec_uint64 ("known_coin_id",
|
|
&result[0].known_coin_id),
|
|
GNUNET_PQ_result_spec_allow_null (
|
|
GNUNET_PQ_result_spec_auto_from_type ("denom_pub_hash",
|
|
&result[0].denom_hash),
|
|
&is_denom_pub_hash_null),
|
|
GNUNET_PQ_result_spec_allow_null (
|
|
GNUNET_PQ_result_spec_auto_from_type ("age_commitment_hash",
|
|
&result[0].h_age_commitment),
|
|
&is_age_hash_null),
|
|
GNUNET_PQ_result_spec_bool ("existed2",
|
|
&result[1].existed),
|
|
GNUNET_PQ_result_spec_uint64 ("known_coin_id2",
|
|
&result[1].known_coin_id),
|
|
GNUNET_PQ_result_spec_allow_null (
|
|
GNUNET_PQ_result_spec_auto_from_type ("denom_pub_hash2",
|
|
&result[1].denom_hash),
|
|
&is_denom_pub_hash_null2),
|
|
GNUNET_PQ_result_spec_allow_null (
|
|
GNUNET_PQ_result_spec_auto_from_type ("age_commitment_hash2",
|
|
&result[1].h_age_commitment),
|
|
&is_age_hash_null2),
|
|
GNUNET_PQ_result_spec_bool ("existed3",
|
|
&result[2].existed),
|
|
GNUNET_PQ_result_spec_uint64 ("known_coin_id3",
|
|
&result[2].known_coin_id),
|
|
GNUNET_PQ_result_spec_allow_null (
|
|
GNUNET_PQ_result_spec_auto_from_type ("denom_pub_hash3",
|
|
&result[2].denom_hash),
|
|
&is_denom_pub_hash_null3),
|
|
GNUNET_PQ_result_spec_allow_null (
|
|
GNUNET_PQ_result_spec_auto_from_type ("age_commitment_hash3",
|
|
&result[2].h_age_commitment),
|
|
&is_age_hash_null3),
|
|
GNUNET_PQ_result_spec_bool ("existed4",
|
|
&result[3].existed),
|
|
GNUNET_PQ_result_spec_uint64 ("known_coin_id4",
|
|
&result[3].known_coin_id),
|
|
GNUNET_PQ_result_spec_allow_null (
|
|
GNUNET_PQ_result_spec_auto_from_type ("denom_pub_hash4",
|
|
&result[3].denom_hash),
|
|
&is_denom_pub_hash_null4),
|
|
GNUNET_PQ_result_spec_allow_null (
|
|
GNUNET_PQ_result_spec_auto_from_type ("age_commitment_hash4",
|
|
&result[3].h_age_commitment),
|
|
&is_age_hash_null4),
|
|
GNUNET_PQ_result_spec_end
|
|
};
|
|
|
|
qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
|
|
"batch4_known_coin",
|
|
params,
|
|
rs);
|
|
switch (qs)
|
|
{
|
|
case GNUNET_DB_STATUS_HARD_ERROR:
|
|
GNUNET_break (0);
|
|
return qs;
|
|
case GNUNET_DB_STATUS_SOFT_ERROR:
|
|
return qs;
|
|
case GNUNET_DB_STATUS_SUCCESS_NO_RESULTS:
|
|
GNUNET_break (0); /* should be impossible */
|
|
return GNUNET_DB_STATUS_HARD_ERROR;
|
|
case GNUNET_DB_STATUS_SUCCESS_ONE_RESULT:
|
|
break; /* continued below */
|
|
}
|
|
|
|
if ( (! is_denom_pub_hash_null) &&
|
|
(0 != GNUNET_memcmp (&result[0].denom_hash,
|
|
&coin[0].denom_pub_hash)) )
|
|
{
|
|
GNUNET_break_op (0);
|
|
result[0].denom_conflict = true;
|
|
}
|
|
if ( (! is_age_hash_null) &&
|
|
(0 != GNUNET_memcmp (&result[0].h_age_commitment,
|
|
&coin[0].h_age_commitment)) )
|
|
{
|
|
GNUNET_break (GNUNET_is_zero (&result[0].h_age_commitment));
|
|
GNUNET_break_op (0);
|
|
result[0].age_conflict = true;
|
|
}
|
|
|
|
if ( (! is_denom_pub_hash_null2) &&
|
|
(0 != GNUNET_memcmp (&result[1].denom_hash,
|
|
&coin[1].denom_pub_hash)) )
|
|
{
|
|
GNUNET_break_op (0);
|
|
result[1].denom_conflict = true;
|
|
}
|
|
if ( (! is_age_hash_null2) &&
|
|
(0 != GNUNET_memcmp (&result[1].h_age_commitment,
|
|
&coin[1].h_age_commitment)) )
|
|
{
|
|
GNUNET_break (GNUNET_is_zero (&result[1].h_age_commitment));
|
|
GNUNET_break_op (0);
|
|
result[1].age_conflict = true;
|
|
}
|
|
|
|
if ( (! is_denom_pub_hash_null3) &&
|
|
(0 != GNUNET_memcmp (&result[2].denom_hash,
|
|
&coin[2].denom_pub_hash)) )
|
|
{
|
|
GNUNET_break_op (0);
|
|
result[2].denom_conflict = true;
|
|
}
|
|
if ( (! is_age_hash_null3) &&
|
|
(0 != GNUNET_memcmp (&result[2].h_age_commitment,
|
|
&coin[2].h_age_commitment)) )
|
|
{
|
|
GNUNET_break (GNUNET_is_zero (&result[2].h_age_commitment));
|
|
GNUNET_break_op (0);
|
|
result[2].age_conflict = true;
|
|
}
|
|
|
|
if ( (! is_denom_pub_hash_null4) &&
|
|
(0 != GNUNET_memcmp (&result[3].denom_hash,
|
|
&coin[3].denom_pub_hash)) )
|
|
{
|
|
GNUNET_break_op (0);
|
|
result[3].denom_conflict = true;
|
|
}
|
|
if ( (! is_age_hash_null4) &&
|
|
(0 != GNUNET_memcmp (&result[3].h_age_commitment,
|
|
&coin[3].h_age_commitment)) )
|
|
{
|
|
GNUNET_break (GNUNET_is_zero (&result[3].h_age_commitment));
|
|
GNUNET_break_op (0);
|
|
result[3].age_conflict = true;
|
|
}
|
|
return qs;
|
|
}
|
|
|
|
|
|
enum GNUNET_DB_QueryStatus
|
|
TEH_PG_batch_ensure_coin_known (
|
|
void *cls,
|
|
const struct TALER_CoinPublicInfo *coin,
|
|
struct TALER_EXCHANGEDB_CoinInfo *result,
|
|
unsigned int coin_length,
|
|
unsigned int batch_size)
|
|
{
|
|
struct PostgresClosure *pg = cls;
|
|
enum GNUNET_DB_QueryStatus qs = 0;
|
|
unsigned int i = 0;
|
|
|
|
while ( (qs >= 0) &&
|
|
(i < coin_length) )
|
|
{
|
|
unsigned int bs = GNUNET_MIN (batch_size,
|
|
coin_length - i);
|
|
if (bs >= 4)
|
|
{
|
|
qs = insert4 (pg,
|
|
&coin[i],
|
|
&result[i]);
|
|
i += 4;
|
|
continue;
|
|
}
|
|
switch (bs)
|
|
{
|
|
case 3:
|
|
case 2:
|
|
qs = insert2 (pg,
|
|
&coin[i],
|
|
&result[i]);
|
|
i += 2;
|
|
break;
|
|
case 1:
|
|
qs = insert1 (pg,
|
|
&coin[i],
|
|
&result[i]);
|
|
i += 1;
|
|
break;
|
|
case 0:
|
|
GNUNET_assert (0);
|
|
break;
|
|
}
|
|
} /* end while */
|
|
if (qs < 0)
|
|
return qs;
|
|
return i;
|
|
}
|