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[taler-exchange] branch master updated: -more work on new DB logic
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From: |
gnunet |
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Subject: |
[taler-exchange] branch master updated: -more work on new DB logic |
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Date: |
Mon, 03 Oct 2022 23:54:15 +0200 |
This is an automated email from the git hooks/post-receive script.
grothoff pushed a commit to branch master
in repository exchange.
The following commit(s) were added to refs/heads/master by this push:
new 856b8e26 -more work on new DB logic
856b8e26 is described below
commit 856b8e26c2b83ebce31eb35c9fc9f23641187be9
Author: Christian Grothoff <christian@grothoff.org>
AuthorDate: Mon Oct 3 23:54:12 2022 +0200
-more work on new DB logic
---
src/exchange/taler-exchange-httpd_reserves_close.c | 5 +-
src/exchange/taler-exchange-httpd_reserves_open.c | 1 +
src/exchangedb/common-0001.sql | 8 +-
src/exchangedb/pg_insert_close_request.c | 39 +++----
src/exchangedb/pg_insert_close_request.h | 6 +-
src/exchangedb/pg_insert_reserve_open_deposit.c | 8 +-
src/exchangedb/pg_insert_reserve_open_deposit.h | 2 +
src/exchangedb/pg_iterate_kyc_reference.c | 10 +-
src/exchangedb/pg_iterate_reserve_close_info.c | 23 ++--
src/exchangedb/pg_select_reserve_close_info.c | 8 +-
src/exchangedb/plugin_exchangedb_postgres.c | 15 ++-
src/exchangedb/procedures.sql | 117 ++++++++++++---------
src/include/taler_exchangedb_plugin.h | 8 +-
13 files changed, 147 insertions(+), 103 deletions(-)
diff --git a/src/exchange/taler-exchange-httpd_reserves_close.c
b/src/exchange/taler-exchange-httpd_reserves_close.c
index 6d998bb9..be36f1e7 100644
--- a/src/exchange/taler-exchange-httpd_reserves_close.c
+++ b/src/exchange/taler-exchange-httpd_reserves_close.c
@@ -297,14 +297,13 @@ reserve_close_transaction (void *cls,
return GNUNET_DB_STATUS_HARD_ERROR;
}
-
qs = TEH_plugin->insert_close_request (TEH_plugin->cls,
rcc->reserve_pub,
payto_uri,
&rcc->reserve_sig,
rcc->timestamp,
- &wf->closing,
- &rcc->wire_amount);
+ &balance,
+ &wf->closing);
GNUNET_free (payto_uri);
if (GNUNET_DB_STATUS_HARD_ERROR == qs)
{
diff --git a/src/exchange/taler-exchange-httpd_reserves_open.c
b/src/exchange/taler-exchange-httpd_reserves_open.c
index c9f5e401..d446d9b4 100644
--- a/src/exchange/taler-exchange-httpd_reserves_open.c
+++ b/src/exchange/taler-exchange-httpd_reserves_open.c
@@ -191,6 +191,7 @@ reserve_open_transaction (void *cls,
coin->known_coin_id,
&coin->amount,
&rsc->reserve_sig,
+ rsc->reserve_pub,
&insufficient_funds);
/* 0 == qs is fine, then the coin was already
spent for this very operation as identified
diff --git a/src/exchangedb/common-0001.sql b/src/exchangedb/common-0001.sql
index 4a0aac38..564bf3b3 100644
--- a/src/exchangedb/common-0001.sql
+++ b/src/exchangedb/common-0001.sql
@@ -459,7 +459,8 @@ BEGIN
PERFORM create_partitioned_table(
'CREATE TABLE IF NOT EXISTS %I'
'(reserve_open_deposit_uuid BIGINT GENERATED BY DEFAULT AS IDENTITY' --
UNIQUE / PRIMARY KEY'
- ',reserve_pub BYTEA NOT NULL' -- REFERENCES reserves (reserve_pub) ON
DELETE CASCADE'
+ ',reserve_sig BYTEA NOT NULL CHECK (LENGTH(reserve_sig)=64)'
+ ',reserve_pub BYTEA NOT NULL CHECK (LENGTH(reserve_sig)=32)'
',request_timestamp INT8 NOT NULL'
',coin_pub BYTEA NOT NULL CHECK (LENGTH(coin_pub)=32)'
',coin_sig BYTEA NOT NULL CHECK (LENGTH(coin_sig)=64)'
@@ -496,7 +497,7 @@ BEGIN
EXECUTE FORMAT (
'ALTER TABLE reserves_open_deposits_' || partition_suffix || ' '
'ADD CONSTRAINT reserves_open_deposits_' || partition_suffix ||
'_coin_unique '
- 'PRIMARY KEY (coin_pub,reserve_pub)'
+ 'PRIMARY KEY (coin_pub,coin_sig)'
);
END
$$;
@@ -1749,6 +1750,9 @@ BEGIN
',reserve_sig BYTEA NOT NULL CHECK (LENGTH(reserve_sig)=64)'
',close_val INT8 NOT NULL'
',close_frac INT4 NOT NULL'
+ ',close_fee_val INT8 NOT NULL'
+ ',close_fee_frac INT4 NOT NULL'
+ ',payto_uri VARCHAR NOT NULL'
',PRIMARY KEY (reserve_pub,close_timestamp)'
') %s ;'
,table_name
diff --git a/src/exchangedb/pg_insert_close_request.c
b/src/exchangedb/pg_insert_close_request.c
index 3622149a..43ca944f 100644
--- a/src/exchangedb/pg_insert_close_request.c
+++ b/src/exchangedb/pg_insert_close_request.c
@@ -33,32 +33,35 @@ TEH_PG_insert_close_request (
const char *payto_uri,
const struct TALER_ReserveSignatureP *reserve_sig,
struct GNUNET_TIME_Timestamp request_timestamp,
- const struct TALER_Amount *closing_fee,
- struct TALER_Amount *final_balance)
+ const struct TALER_Amount *balance,
+ const struct TALER_Amount *closing_fee)
{
struct PostgresClosure *pg = cls;
- // FIXME: deal with payto_uri and closing_fee!!
struct GNUNET_PQ_QueryParam params[] = {
GNUNET_PQ_query_param_auto_from_type (reserve_pub),
GNUNET_PQ_query_param_timestamp (&request_timestamp),
GNUNET_PQ_query_param_auto_from_type (reserve_sig),
+ TALER_PQ_query_param_amount (balance),
+ TALER_PQ_query_param_amount (closing_fee),
+ GNUNET_PQ_query_param_string (payto_uri),
GNUNET_PQ_query_param_end
};
- struct GNUNET_PQ_ResultSpec rs[] = {
- TALER_PQ_RESULT_SPEC_AMOUNT ("out_final_balance",
- final_balance),
- GNUNET_PQ_result_spec_end
- };
PREPARE (pg,
- "call_account_close",
- "SELECT "
- " out_final_balance_val"
- ",out_final_balance_frac"
- " FROM exchange_do_close_request"
- " ($1, $2, $3)");
- return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
- "call_account_close",
- params,
- rs);
+ "insert_account_close",
+ "INSERT INTO close_requests"
+ "(reserve_pub"
+ ",close_timestamp"
+ ",reserve_sig"
+ ",close_val"
+ ",close_frac,"
+ ",close_fee_val"
+ ",close_fee_frac"
+ ",payto_uri"
+ ")"
+ "VALUES ($1, $2, $3, $4, $5, $6, $7)"
+ " ON CONFLICT DO NOTHING;");
+ return GNUNET_PQ_eval_prepared_non_select (pg->conn,
+ "insert_account_close",
+ params);
}
diff --git a/src/exchangedb/pg_insert_close_request.h
b/src/exchangedb/pg_insert_close_request.h
index 09404094..c014a10b 100644
--- a/src/exchangedb/pg_insert_close_request.h
+++ b/src/exchangedb/pg_insert_close_request.h
@@ -34,8 +34,8 @@
* @param payto_uri where to wire the funds
* @param reserve_sig signature affiming that the account is to be closed
* @param request_timestamp time of the close request (client-side?)
+ * @param balance final balance in the reserve
* @param closing_fee closing fee to charge
- * @param[out] final_balance set to the final balance in the account that will
be wired back to the origin account
* @return transaction status code
*/
enum GNUNET_DB_QueryStatus
@@ -45,8 +45,8 @@ TEH_PG_insert_close_request (
const char *payto_uri,
const struct TALER_ReserveSignatureP *reserve_sig,
struct GNUNET_TIME_Timestamp request_timestamp,
- const struct TALER_Amount *closing_fee,
- struct TALER_Amount *final_balance);
+ const struct TALER_Amount *balance,
+ const struct TALER_Amount *closing_fee);
#endif
diff --git a/src/exchangedb/pg_insert_reserve_open_deposit.c
b/src/exchangedb/pg_insert_reserve_open_deposit.c
index c767bfee..8bf70e7b 100644
--- a/src/exchangedb/pg_insert_reserve_open_deposit.c
+++ b/src/exchangedb/pg_insert_reserve_open_deposit.c
@@ -34,6 +34,7 @@ TEH_PG_insert_reserve_open_deposit (
uint64_t known_coin_id,
const struct TALER_Amount *coin_total,
const struct TALER_ReserveSignatureP *reserve_sig,
+ const struct TALER_ReservePublicKeyP *reserve_pub,
bool *insufficient_funds)
{
struct PostgresClosure *pg = cls;
@@ -42,11 +43,12 @@ TEH_PG_insert_reserve_open_deposit (
GNUNET_PQ_query_param_uint64 (&known_coin_id),
GNUNET_PQ_query_param_auto_from_type (coin_sig),
GNUNET_PQ_query_param_auto_from_type (reserve_sig),
+ GNUNET_PQ_query_param_auto_from_type (reserve_pub),
TALER_PQ_query_param_amount (coin_total),
GNUNET_PQ_query_param_end
};
struct GNUNET_PQ_ResultSpec rs[] = {
- GNUNET_PQ_result_spec_bool ("insufficient_funds",
+ GNUNET_PQ_result_spec_bool ("out_insufficient_funds",
insufficient_funds),
GNUNET_PQ_result_spec_end
};
@@ -54,9 +56,9 @@ TEH_PG_insert_reserve_open_deposit (
PREPARE (pg,
"insert_reserve_open_deposit",
"SELECT "
- " insufficient_funds"
+ " out_insufficient_funds"
" FROM exchange_do_reserve_open_deposit"
- " ($1,$2,$3,$4,$5,$6);");
+ " ($1,$2,$3,$4,$5,$6,$7);");
return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
"insert_reserve_open_deposit",
params,
diff --git a/src/exchangedb/pg_insert_reserve_open_deposit.h
b/src/exchangedb/pg_insert_reserve_open_deposit.h
index 335fda52..7eb2fe09 100644
--- a/src/exchangedb/pg_insert_reserve_open_deposit.h
+++ b/src/exchangedb/pg_insert_reserve_open_deposit.h
@@ -36,6 +36,7 @@
* @param known_coin_id ID of the coin in the known_coins table
* @param coin_total amount to be spent of the coin (including deposit fee)
* @param reserve_sig signature by the reserve affirming the open operation
+ * @param reserve_pub public key of the reserve being opened
* @param[out] insufficient_funds set to true if the coin's balance is
insufficient, otherwise to false
* @return transaction status code, 0 if operation is already in the DB
*/
@@ -47,6 +48,7 @@ TEH_PG_insert_reserve_open_deposit (
uint64_t known_coin_id,
const struct TALER_Amount *coin_total,
const struct TALER_ReserveSignatureP *reserve_sig,
+ const struct TALER_ReservePublicKeyP *reserve_pub,
bool *insufficient_funds);
#endif
diff --git a/src/exchangedb/pg_iterate_kyc_reference.c
b/src/exchangedb/pg_iterate_kyc_reference.c
index 4a94722c..772c51e2 100644
--- a/src/exchangedb/pg_iterate_kyc_reference.c
+++ b/src/exchangedb/pg_iterate_kyc_reference.c
@@ -69,11 +69,11 @@ iterate_kyc_reference_cb (void *cls,
char *provider_user_id;
char *legitimization_id;
struct GNUNET_PQ_ResultSpec rs[] = {
- GNUNET_PQ_result_spec_string ("section_name",
+ GNUNET_PQ_result_spec_string ("provider_section",
&kyc_provider_section_name),
GNUNET_PQ_result_spec_string ("provider_user_id",
&provider_user_id),
- GNUNET_PQ_result_spec_string ("legi_id",
+ GNUNET_PQ_result_spec_string ("provider_legitimization_id",
&legitimization_id),
GNUNET_PQ_result_spec_end
};
@@ -116,10 +116,10 @@ TEH_PG_iterate_kyc_reference (
PREPARE (pg,
"iterate_kyc_reference",
"SELECT "
- " section_name"
+ " provider_section"
",provider_user_id"
- ",legi_id"
- " FROM FIXME"
+ ",provider_legitimization_id"
+ " FROM legitimization_processes"
" WHERE h_payto=$1;");
return GNUNET_PQ_eval_prepared_multi_select (pg->conn,
"iterate_kyc_reference",
diff --git a/src/exchangedb/pg_iterate_reserve_close_info.c
b/src/exchangedb/pg_iterate_reserve_close_info.c
index c5ff6132..f1b2d452 100644
--- a/src/exchangedb/pg_iterate_reserve_close_info.c
+++ b/src/exchangedb/pg_iterate_reserve_close_info.c
@@ -68,7 +68,7 @@ iterate_reserve_close_info_cb (void *cls,
struct TALER_Amount amount;
struct GNUNET_TIME_Absolute ts;
struct GNUNET_PQ_ResultSpec rs[] = {
- GNUNET_PQ_result_spec_absolute_time ("timestamp",
+ GNUNET_PQ_result_spec_absolute_time ("execution_date",
&ts),
TALER_PQ_RESULT_SPEC_AMOUNT ("amount",
&amount),
@@ -115,14 +115,15 @@ TEH_PG_iterate_reserve_close_info (
"SELECT"
" amount_val"
",amount_frac"
- ",timestamp"
- " FROM FIXME"
- " WHERE h_payto=$1"
- " AND timestamp >= $2"
- " ORDER BY timestamp DESC");
- return GNUNET_PQ_eval_prepared_multi_select (pg->conn,
- "iterate_reserve_close_info",
- params,
- &iterate_reserve_close_info_cb,
- &ic);
+ ",execution_date"
+ " FROM reserves_close"
+ " WHERE wire_target_h_payto=$1"
+ " AND execution_date >= $2"
+ " ORDER BY execution_date DESC");
+ return GNUNET_PQ_eval_prepared_multi_select (
+ pg->conn,
+ "iterate_reserve_close_info",
+ params,
+ &iterate_reserve_close_info_cb,
+ &ic);
}
diff --git a/src/exchangedb/pg_select_reserve_close_info.c
b/src/exchangedb/pg_select_reserve_close_info.c
index 53ea4568..0b373b7b 100644
--- a/src/exchangedb/pg_select_reserve_close_info.c
+++ b/src/exchangedb/pg_select_reserve_close_info.c
@@ -39,7 +39,7 @@ TEH_PG_select_reserve_close_info (
GNUNET_PQ_query_param_end
};
struct GNUNET_PQ_ResultSpec rs[] = {
- TALER_PQ_RESULT_SPEC_AMOUNT ("balance",
+ TALER_PQ_RESULT_SPEC_AMOUNT ("close",
balance),
GNUNET_PQ_result_spec_string ("payto_uri",
payto_uri),
@@ -49,10 +49,10 @@ TEH_PG_select_reserve_close_info (
PREPARE (pg,
"select_reserve_close_info",
"SELECT "
- " balance_frac"
- ",balance_val"
+ " close_frac"
+ ",close_val"
",payto_uri"
- " FROM FIXME"
+ " FROM close_requests"
" WHERE reserve_pub=$1;");
return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
"select_reserve_close_info",
diff --git a/src/exchangedb/plugin_exchangedb_postgres.c
b/src/exchangedb/plugin_exchangedb_postgres.c
index 341364f9..d2e2eb5d 100644
--- a/src/exchangedb/plugin_exchangedb_postgres.c
+++ b/src/exchangedb/plugin_exchangedb_postgres.c
@@ -32,6 +32,9 @@
#include "pg_helper.h"
#include "pg_insert_close_request.h"
#include "pg_insert_reserve_open_deposit.h"
+#include "pg_iterate_kyc_reference.h"
+#include "pg_iterate_reserve_close_info.h"
+#include "pg_select_reserve_close_info.h"
#include <poll.h>
#include <pthread.h>
#include <libpq-fe.h>
@@ -17264,8 +17267,6 @@ libtaler_plugin_exchangedb_postgres_init (void *cls)
= &postgres_select_purse_merge;
plugin->insert_history_request
= &postgres_insert_history_request;
- plugin->insert_close_request
- = &TEH_PG_insert_close_request;
plugin->insert_drain_profit
= &postgres_insert_drain_profit;
plugin->profit_drains_get_pending
@@ -17294,6 +17295,16 @@ libtaler_plugin_exchangedb_postgres_init (void *cls)
= &postgres_select_aggregation_amounts_for_kyc_check;
plugin->select_merge_amounts_for_kyc_check
= &postgres_select_merge_amounts_for_kyc_check;
+ /* NEW style, sort alphabetically! */
+ plugin->insert_close_request
+ = &TEH_PG_insert_close_request;
+ plugin->iterate_reserve_close_info
+ = &TEH_PG_iterate_reserve_close_info;
+ plugin->iterate_kyc_reference
+ = &TEH_PG_iterate_kyc_reference;
+ plugin->select_reserve_close_info
+ = &TEH_PG_select_reserve_close_info;
+
return plugin;
}
diff --git a/src/exchangedb/procedures.sql b/src/exchangedb/procedures.sql
index 1940fa7b..8407f20c 100644
--- a/src/exchangedb/procedures.sql
+++ b/src/exchangedb/procedures.sql
@@ -1778,7 +1778,7 @@ ELSE
my_amount_val = my_amount_val + my_amount_frac / 100000000;
my_amount_frac = my_amount_frac % 100000000;
- UPDATE reserves
+ UPDATE exchange.reserves
SET
current_balance_frac=current_balance_frac+my_amount_frac
- CASE
@@ -1795,7 +1795,7 @@ ELSE
WHERE reserve_pub=in_reserve_pub;
-- ... and mark purse as finished.
- UPDATE purse_requests
+ UPDATE exchange.purse_requests
SET finished=true
WHERE purse_pub=in_purse_pub;
END IF;
@@ -1881,7 +1881,7 @@ THEN
out_no_funds=TRUE;
RETURN;
END IF;
- UPDATE reserves
+ UPDATE exchange.reserves
SET purses_active=purses_active+1
WHERE reserve_pub=in_reserve_pub
AND purses_active < purses_allowed;
@@ -1901,7 +1901,7 @@ ELSE
RETURN;
END IF;
ELSE
- UPDATE reserves
+ UPDATE exchange.reserves
SET
current_balance_frac=current_balance_frac-in_purse_fee_frac
+ CASE
@@ -1993,7 +1993,7 @@ THEN
RETURN;
END IF;
-UPDATE purse_requests
+UPDATE exchange.purse_requests
SET refunded=TRUE,
finished=TRUE
WHERE purse_pub=my_purse_pub;
@@ -2011,7 +2011,7 @@ FOR my_deposit IN
FROM exchange.purse_deposits
WHERE purse_pub = my_purse_pub
LOOP
- UPDATE known_coins SET
+ UPDATE exchange.known_coins SET
remaining_frac=remaining_frac+my_deposit.amount_with_fee_frac
- CASE
WHEN remaining_frac+my_deposit.amount_with_fee_frac >= 100000000
@@ -2071,7 +2071,7 @@ BEGIN
out_idempotent=FALSE;
-- Update reserve balance.
- UPDATE reserves
+ UPDATE exchange.reserves
SET
current_balance_frac=current_balance_frac-in_history_fee_frac
+ CASE
@@ -2103,57 +2103,76 @@ BEGIN
END $$;
-CREATE OR REPLACE FUNCTION exchange_do_close_request(
- IN in_reserve_pub BYTEA,
- IN in_close_timestamp INT8,
+CREATE OR REPLACE FUNCTION exchange_do_reserve_open_deposit(
+ IN in_coin_pub BYTEA,
+ IN in_known_coin_id INT8,
+ IN in_coin_sig BYTEA,
IN in_reserve_sig BYTEA,
- OUT out_final_balance_val INT8,
- OUT out_final_balance_frac INT4,
- OUT out_balance_ok BOOLEAN,
- OUT out_conflict BOOLEAN)
+ IN in_reserve_pub BYTEA,
+ IN in_coin_total_val INT8,
+ IN in_coin_total_frac INT4,
+ OUT out_insufficient_funds BOOLEAN)
LANGUAGE plpgsql
AS $$
BEGIN
- SELECT
- current_balance_val
- ,current_balance_frac
- INTO
- out_final_balance_val
- ,out_final_balance_frac
- FROM exchange.reserves
- WHERE reserve_pub=in_reserve_pub;
+INSERT INTO exchange.reserves_open_deposits
+ (reserve_sig
+ ,reserve_pub
+ ,request_timestamp
+ ,coin_pub
+ ,coin_sig
+ ,contribution_val
+ ,contribution_frac
+ )
+ VALUES
+ (in_reserve_sig
+ ,in_reserve_pub
+ ,in_request_timestamp
+ ,in_coin_pub
+ ,in_coin_sig
+ ,in_coin_total_val
+ ,in_coin_total_frac)
+ ON CONFLICT DO NOTHING;
- IF NOT FOUND
- THEN
- out_final_balance_val=0;
- out_final_balance_frac=0;
- out_balance_ok = FALSE;
- out_conflict = FALSE;
- END IF;
+IF NOT FOUND
+THEN
+ -- Idempotent request known, return success.
+ out_insufficient_funds=FALSE;
+ RETURN;
+END IF;
- INSERT INTO exchange.close_requests
- (reserve_pub
- ,close_timestamp
- ,reserve_sig
- ,close_val
- ,close_frac)
- VALUES
- (in_reserve_pub
- ,in_close_timestamp
- ,in_reserve_sig
- ,out_final_balance_val
- ,out_final_balance_frac)
- ON CONFLICT DO NOTHING;
- out_conflict = NOT FOUND;
- UPDATE reserves SET
- current_balance_val=0
- ,current_balance_frac=0
- WHERE reserve_pub=in_reserve_pub;
- out_balance_ok = TRUE;
+-- Check and update balance of the coin.
+UPDATE exchange.known_coins
+ SET
+ remaining_frac=remaining_frac-in_coin_total_frac
+ + CASE
+ WHEN remaining_frac < in_coin_total_frac
+ THEN 100000000
+ ELSE 0
+ END,
+ remaining_val=remaining_val-in_coin_total_val
+ - CASE
+ WHEN remaining_frac < in_coin_total_frac
+ THEN 1
+ ELSE 0
+ END
+ WHERE coin_pub=in_coin_pub
+ AND ( (remaining_val > in_coin_total_val) OR
+ ( (remaining_frac >= in_coin_total_frac) AND
+ (remaining_val >= in_coin_total_val) ) );
-END $$;
+IF NOT FOUND
+THEN
+ -- Insufficient balance.
+ out_insufficient_funds=TRUE;
+ RETURN;
+END IF;
+-- Everything fine, return success!
+out_insufficient_funds=FALSE;
+
+END $$;
COMMIT;
diff --git a/src/include/taler_exchangedb_plugin.h
b/src/include/taler_exchangedb_plugin.h
index bde3c813..0ce8ff47 100644
--- a/src/include/taler_exchangedb_plugin.h
+++ b/src/include/taler_exchangedb_plugin.h
@@ -4072,6 +4072,7 @@ struct TALER_EXCHANGEDB_Plugin
* @param known_coin_id ID of the coin in the known_coins table
* @param coin_total amount to be spent of the coin (including deposit fee)
* @param reserve_sig signature by the reserve affirming the open operation
+ * @param reserve_pub public key of the reserve being opened
* @param[out] insufficient_funds set to true if the coin's balance is
insufficient, otherwise to false
* @return transaction status code, 0 if operation is already in the DB
*/
@@ -4083,6 +4084,7 @@ struct TALER_EXCHANGEDB_Plugin
uint64_t known_coin_id,
const struct TALER_Amount *coin_total,
const struct TALER_ReserveSignatureP *reserve_sig,
+ const struct TALER_ReservePublicKeyP *reserve_pub,
bool *insufficient_funds);
@@ -5600,8 +5602,8 @@ struct TALER_EXCHANGEDB_Plugin
* @param payto_uri where to wire the funds
* @param reserve_sig signature affiming that the account is to be closed
* @param request_timestamp timestamp of the close request
+ * @param balance balance at the time of closing
* @param closing_fee closing fee to charge
- * @param[out] final_balance set to the final balance in the account that
will be wired back to the origin account
* @return transaction status code
*/
enum GNUNET_DB_QueryStatus
@@ -5610,8 +5612,8 @@ struct TALER_EXCHANGEDB_Plugin
const char *payto_uri,
const struct TALER_ReserveSignatureP *reserve_sig,
struct GNUNET_TIME_Timestamp request_timestamp,
- const struct TALER_Amount *closing_fee,
- struct TALER_Amount *final_balance);
+ const struct TALER_Amount *balance,
+ const struct TALER_Amount *closing_fee);
/**
--
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