812 lines
32 KiB
C
812 lines
32 KiB
C
/*
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This file is part of TALER
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Copyright (C) 2014-2017 Inria and GNUnet e.V.
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TALER is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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*/
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/**
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* @file include/taler_auditordb_plugin.h
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* @brief Low-level (statement-level) database access for the auditor
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* @author Florian Dold
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* @author Christian Grothoff
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*/
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#ifndef TALER_AUDITORDB_PLUGIN_H
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#define TALER_AUDITORDB_PLUGIN_H
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#include <jansson.h>
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#include <gnunet/gnunet_util_lib.h>
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#include "taler_auditordb_lib.h"
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#include "taler_signatures.h"
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/**
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* Function called with the results of select_denomination_info()
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*
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* @param cls closure
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* @param issue issuing information with value, fees and other info about the denomination.
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*
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* @return sets the return value of select_denomination_info(),
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* #GNUNET_OK to continue,
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* #GNUNET_NO to stop processing further rows
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* #GNUNET_SYSERR or other values on error.
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*/
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typedef int
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(*TALER_AUDITORDB_DenominationInfoDataCallback)(void *cls,
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const struct TALER_DenominationKeyValidityPS *issue);
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/**
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* Function called with the results of select_historic_denom_revenue()
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*
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* @param cls closure
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* @param denom_pub_hash hash of the denomination key
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* @param revenue_timestamp when did this profit get realized
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* @param revenue_balance what was the total profit made from
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* deposit fees, melting fees, refresh fees
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* and coins that were never returned?
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* @return sets the return value of select_denomination_info(),
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* #GNUNET_OK to continue,
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* #GNUNET_NO to stop processing further rows
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* #GNUNET_SYSERR or other values on error.
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*/
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typedef int
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(*TALER_AUDITORDB_HistoricDenominationRevenueDataCallback)(void *cls,
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const struct GNUNET_HashCode *denom_pub_hash,
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struct GNUNET_TIME_Absolute revenue_timestamp,
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const struct TALER_Amount *revenue_balance);
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/**
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* Function called with the results of select_historic_losses()
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*
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* @param cls closure
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* @param denom_pub_hash hash of the denomination key
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* @param loss_timestamp when did this profit get realized
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* @param loss_balance what was the total loss
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*
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* @return sets the return value of select_denomination_info(),
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* #GNUNET_OK to continue,
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* #GNUNET_NO to stop processing further rows
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* #GNUNET_SYSERR or other values on error.
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*/
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typedef int
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(*TALER_AUDITORDB_HistoricLossesDataCallback)(void *cls,
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const struct GNUNET_HashCode *denom_pub_hash,
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struct GNUNET_TIME_Absolute loss_timestamp,
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const struct TALER_Amount *loss_balance);
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/**
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* Function called with the results of select_historic_reserve_revenue()
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*
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* @param cls closure
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* @param start_time beginning of aggregated time interval
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* @param end_time end of aggregated time interval
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* @param reserve_profits total profits made
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*
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* @return sets the return value of select_denomination_info(),
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* #GNUNET_OK to continue,
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* #GNUNET_NO to stop processing further rows
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* #GNUNET_SYSERR or other values on error.
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*/
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typedef int
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(*TALER_AUDITORDB_HistoricReserveRevenueDataCallback)(void *cls,
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struct GNUNET_TIME_Absolute start_time,
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struct GNUNET_TIME_Absolute end_time,
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const struct TALER_Amount *reserve_profits);
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/**
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* Structure for remembering the auditor's progress over the
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* various tables and (auditor) transactions.
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*/
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struct TALER_AUDITORDB_ProgressPoint
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{
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/**
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* last_reserve_in_serial_id serial ID of the last reserve_in transfer the auditor processed
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*/
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uint64_t last_reserve_in_serial_id;
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/**
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* last_reserve_out_serial_id serial ID of the last withdraw the auditor processed
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*/
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uint64_t last_reserve_out_serial_id;
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/**
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* last_deposit_serial_id serial ID of the last deposit the auditor processed
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*/
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uint64_t last_deposit_serial_id;
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/**
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* last_melt_serial_id serial ID of the last refresh the auditor processed
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*/
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uint64_t last_melt_serial_id;
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/**
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* last_prewire_serial_id serial ID of the last prewire transfer the auditor processed
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*/
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uint64_t last_refund_serial_id;
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/**
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* last_prewire_serial_id serial ID of the last prewire transfer the auditor processed
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*/
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uint64_t last_wire_out_serial_id;
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};
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/**
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* Handle for one session with the database.
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*/
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struct TALER_AUDITORDB_Session;
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/**
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* @brief The plugin API, returned from the plugin's "init" function.
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* The argument given to "init" is simply a configuration handle.
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*
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* Functions starting with "get_" return one result, functions starting
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* with "select_" return multiple results via callbacks.
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*/
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struct TALER_AUDITORDB_Plugin
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{
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/**
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* Closure for all callbacks.
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*/
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void *cls;
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/**
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* Name of the library which generated this plugin. Set by the
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* plugin loader.
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*/
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char *library_name;
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/**
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* Get the thread-local database-handle.
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* Connect to the db if the connection does not exist yet.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param the database connection, or NULL on error
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*/
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struct TALER_AUDITORDB_Session *
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(*get_session) (void *cls);
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/**
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* Drop the Taler tables. This should only be used in testcases.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @return #GNUNET_OK upon success; #GNUNET_SYSERR upon failure
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*/
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int
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(*drop_tables) (void *cls);
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/**
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* Create the necessary tables if they are not present
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @return #GNUNET_OK upon success; #GNUNET_SYSERR upon failure
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*/
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int
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(*create_tables) (void *cls);
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/**
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* Start a transaction.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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* @return #GNUNET_OK on success
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*/
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int
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(*start) (void *cls,
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struct TALER_AUDITORDB_Session *session);
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/**
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* Commit a transaction.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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* @return #GNUNET_OK on success, #GNUNET_NO if the transaction
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* can be retried, #GNUNET_SYSERR on hard failures
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*/
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int
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(*commit) (void *cls,
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struct TALER_AUDITORDB_Session *session);
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/**
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* Abort/rollback a transaction.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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*/
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void
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(*rollback) (void *cls,
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struct TALER_AUDITORDB_Session *session);
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/**
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* Function called to perform "garbage collection" on the
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* database, expiring records we no longer require.
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*
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* @param cls closure
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* @return #GNUNET_OK on success,
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* #GNUNET_SYSERR on DB errors
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*/
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int
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(*gc) (void *cls);
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/**
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* Insert information about a denomination key and in particular
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* the properties (value, fees, expiration times) the coins signed
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* with this key have.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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* @param issue issuing information with value, fees and other info about the denomination
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* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
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*/
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int
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(*insert_denomination_info)(void *cls,
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struct TALER_AUDITORDB_Session *session,
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const struct TALER_DenominationKeyValidityPS *issue);
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/**
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* Get information about denomination keys of a particular exchange.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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* @param master_pub master public key of the exchange
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* @param cb function to call with the results
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* @param cb_cls closure for @a cb
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* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
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*/
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int
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(*select_denomination_info)(void *cls,
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struct TALER_AUDITORDB_Session *session,
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const struct TALER_MasterPublicKeyP *master_pub,
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TALER_AUDITORDB_DenominationInfoDataCallback cb,
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void *cb_cls);
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/**
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* Insert information about the auditor's progress with an exchange's
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* data.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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* @param master_pub master key of the exchange
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* @param pp where is the auditor in processing
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* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
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*/
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int
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(*insert_auditor_progress)(void *cls,
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struct TALER_AUDITORDB_Session *session,
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const struct TALER_MasterPublicKeyP *master_pub,
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const struct TALER_AUDITORDB_ProgressPoint *pp);
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/**
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* Update information about the progress of the auditor. There
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* must be an existing record for the exchange.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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* @param master_pub master key of the exchange
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* @param pp where is the auditor in processing
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* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
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*/
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int
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(*update_auditor_progress)(void *cls,
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struct TALER_AUDITORDB_Session *session,
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const struct TALER_MasterPublicKeyP *master_pub,
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const struct TALER_AUDITORDB_ProgressPoint *pp);
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/**
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* Get information about the progress of the auditor.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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* @param master_pub master key of the exchange
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* @param[out] pp set to where the auditor is in processing
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* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure;
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* #GNUNET_NO if we have no records for the @a master_pub
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*/
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int
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(*get_auditor_progress)(void *cls,
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struct TALER_AUDITORDB_Session *session,
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const struct TALER_MasterPublicKeyP *master_pub,
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struct TALER_AUDITORDB_ProgressPoint *pp);
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/**
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* Insert information about a reserve. There must not be an
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* existing record for the reserve.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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* @param reserve_pub public key of the reserve
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* @param master_pub master public key of the exchange
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* @param reserve_balance amount stored in the reserve
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* @param withdraw_fee_balance amount the exchange gained in withdraw fees
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* due to withdrawals from this reserve
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* @param expiration_date expiration date of the reserve
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* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
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*/
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int
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(*insert_reserve_info)(void *cls,
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struct TALER_AUDITORDB_Session *session,
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const struct TALER_ReservePublicKeyP *reserve_pub,
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const struct TALER_MasterPublicKeyP *master_pub,
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const struct TALER_Amount *reserve_balance,
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const struct TALER_Amount *withdraw_fee_balance,
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struct GNUNET_TIME_Absolute expiration_date);
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/**
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* Update information about a reserve. Destructively updates an
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* existing record, which must already exist.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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* @param reserve_pub public key of the reserve
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* @param master_pub master public key of the exchange
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* @param reserve_balance amount stored in the reserve
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* @param withdraw_fee_balance amount the exchange gained in withdraw fees
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* due to withdrawals from this reserve
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* @param expiration_date expiration date of the reserve
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* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
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*/
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int
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(*update_reserve_info)(void *cls,
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struct TALER_AUDITORDB_Session *session,
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const struct TALER_ReservePublicKeyP *reserve_pub,
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const struct TALER_MasterPublicKeyP *master_pub,
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const struct TALER_Amount *reserve_balance,
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const struct TALER_Amount *withdraw_fee_balance,
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struct GNUNET_TIME_Absolute expiration_date);
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/**
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* Get information about a reserve.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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* @param reserve_pub public key of the reserve
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* @param master_pub master public key of the exchange
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* @param[out] rowid which row did we get the information from
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* @param[out] reserve_balance amount stored in the reserve
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* @param[out] withdraw_fee_balance amount the exchange gained in withdraw fees
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* due to withdrawals from this reserve
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* @param[out] expiration_date expiration date of the reserve
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* @return #GNUNET_OK on success; #GNUNET_NO if there is no known
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* record about this reserve; #GNUNET_SYSERR on failure
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*/
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int
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(*get_reserve_info)(void *cls,
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struct TALER_AUDITORDB_Session *session,
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const struct TALER_ReservePublicKeyP *reserve_pub,
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const struct TALER_MasterPublicKeyP *master_pub,
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uint64_t *rowid,
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struct TALER_Amount *reserve_balance,
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struct TALER_Amount *withdraw_fee_balance,
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struct GNUNET_TIME_Absolute *expiration_date);
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/**
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* Delete information about a reserve.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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* @param reserve_pub public key of the reserve
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* @param master_pub master public key of the exchange
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* @return #GNUNET_OK on success; #GNUNET_NO if there is no known
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* record about this reserve; #GNUNET_SYSERR on failure
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*/
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int
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(*del_reserve_info)(void *cls,
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struct TALER_AUDITORDB_Session *session,
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const struct TALER_ReservePublicKeyP *reserve_pub,
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const struct TALER_MasterPublicKeyP *master_pub);
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/**
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* Insert information about all reserves. There must not be an
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* existing record for the @a master_pub.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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* @param master_pub master public key of the exchange
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* @param reserve_balance amount stored in the reserve
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* @param withdraw_fee_balance amount the exchange gained in withdraw fees
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* due to withdrawals from this reserve
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* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
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*/
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int
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(*insert_reserve_summary)(void *cls,
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struct TALER_AUDITORDB_Session *session,
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const struct TALER_MasterPublicKeyP *master_pub,
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const struct TALER_Amount *reserve_balance,
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const struct TALER_Amount *withdraw_fee_balance);
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/**
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* Update information about all reserves. Destructively updates an
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* existing record, which must already exist.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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* @param master_pub master public key of the exchange
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* @param reserve_balance amount stored in the reserve
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* @param withdraw_fee_balance amount the exchange gained in withdraw fees
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* due to withdrawals from this reserve
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* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
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*/
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int
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(*update_reserve_summary)(void *cls,
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struct TALER_AUDITORDB_Session *session,
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const struct TALER_MasterPublicKeyP *master_pub,
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const struct TALER_Amount *reserve_balance,
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const struct TALER_Amount *withdraw_fee_balance);
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/**
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* Get summary information about all reserves.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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* @param master_pub master public key of the exchange
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* @param[out] reserve_balance amount stored in the reserve
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* @param[out] withdraw_fee_balance amount the exchange gained in withdraw fees
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* due to withdrawals from this reserve
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* @return #GNUNET_OK on success; #GNUNET_NO if there is no known
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* record about this exchange; #GNUNET_SYSERR on failure
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*/
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int
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(*get_reserve_summary)(void *cls,
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struct TALER_AUDITORDB_Session *session,
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const struct TALER_MasterPublicKeyP *master_pub,
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struct TALER_Amount *reserve_balance,
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struct TALER_Amount *withdraw_fee_balance);
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/**
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* Insert information about a denomination key's balances. There
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* must not be an existing record for the denomination key.
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*
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* @param cls the @e cls of this struct with the plugin-specific state
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* @param session connection to use
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* @param denom_pub_hash hash of the denomination public key
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* @param denom_balance value of coins outstanding with this denomination key
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* @param denom_risk value of coins issued with this denomination key
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* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
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*/
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int
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(*insert_denomination_balance)(void *cls,
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struct TALER_AUDITORDB_Session *session,
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const struct GNUNET_HashCode *denom_pub_hash,
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const struct TALER_Amount *denom_balance,
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const struct TALER_Amount *denom_risk);
|
|
|
|
|
|
/**
|
|
* Update information about a denomination key's balances. There
|
|
* must be an existing record for the denomination key.
|
|
*
|
|
* @param cls the @e cls of this struct with the plugin-specific state
|
|
* @param session connection to use
|
|
* @param denom_pub_hash hash of the denomination public key
|
|
* @param denom_balance value of coins outstanding with this denomination key
|
|
* @param denom_risk value of coins issued with this denomination key
|
|
* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
|
|
*/
|
|
int
|
|
(*update_denomination_balance)(void *cls,
|
|
struct TALER_AUDITORDB_Session *session,
|
|
const struct GNUNET_HashCode *denom_pub_hash,
|
|
const struct TALER_Amount *denom_balance,
|
|
const struct TALER_Amount *denom_risk);
|
|
|
|
|
|
/**
|
|
* Get information about a denomination key's balances.
|
|
*
|
|
* @param cls the @e cls of this struct with the plugin-specific state
|
|
* @param session connection to use
|
|
* @param denom_pub_hash hash of the denomination public key
|
|
* @param[out] denom_balance value of coins outstanding with this denomination key
|
|
* @param[out] denom_risk value of coins issued with this denomination key
|
|
* @return #GNUNET_OK on success; #GNUNET_NO if no record found, #GNUNET_SYSERR on failure
|
|
*/
|
|
int
|
|
(*get_denomination_balance)(void *cls,
|
|
struct TALER_AUDITORDB_Session *session,
|
|
const struct GNUNET_HashCode *denom_pub_hash,
|
|
struct TALER_Amount *denom_balance,
|
|
struct TALER_Amount *denom_risk);
|
|
|
|
|
|
/**
|
|
* Delete information about a denomination key's balances.
|
|
*
|
|
* @param cls the @e cls of this struct with the plugin-specific state
|
|
* @param session connection to use
|
|
* @param denom_pub_hash hash of the denomination public key
|
|
* @return #GNUNET_OK on success; #GNUNET_NO if no record found, #GNUNET_SYSERR on failure
|
|
*/
|
|
int
|
|
(*del_denomination_balance)(void *cls,
|
|
struct TALER_AUDITORDB_Session *session,
|
|
const struct GNUNET_HashCode *denom_pub_hash);
|
|
|
|
|
|
/**
|
|
* Insert information about an exchange's denomination balances. There
|
|
* must not be an existing record for the exchange.
|
|
*
|
|
* @param cls the @e cls of this struct with the plugin-specific state
|
|
* @param session connection to use
|
|
* @param master_pub master key of the exchange
|
|
* @param denom_balance value of coins outstanding with this denomination key
|
|
* @param deposit_fee_balance total deposit fees collected for this DK
|
|
* @param melt_fee_balance total melt fees collected for this DK
|
|
* @param refund_fee_balance total refund fees collected for this DK
|
|
* @param risk maximum risk exposure of the exchange
|
|
* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
|
|
*/
|
|
int
|
|
(*insert_balance_summary)(void *cls,
|
|
struct TALER_AUDITORDB_Session *session,
|
|
const struct TALER_MasterPublicKeyP *master_pub,
|
|
const struct TALER_Amount *denom_balance,
|
|
const struct TALER_Amount *deposit_fee_balance,
|
|
const struct TALER_Amount *melt_fee_balance,
|
|
const struct TALER_Amount *refund_fee_balance,
|
|
const struct TALER_Amount *risk);
|
|
|
|
|
|
/**
|
|
* Update information about an exchange's denomination balances. There
|
|
* must be an existing record for the exchange.
|
|
*
|
|
* @param cls the @e cls of this struct with the plugin-specific state
|
|
* @param session connection to use
|
|
* @param master_pub master key of the exchange
|
|
* @param denom_balance value of coins outstanding with this denomination key
|
|
* @param deposit_fee_balance total deposit fees collected for this DK
|
|
* @param melt_fee_balance total melt fees collected for this DK
|
|
* @param refund_fee_balance total refund fees collected for this DK
|
|
* @param risk maximum risk exposure of the exchange
|
|
* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
|
|
*/
|
|
int
|
|
(*update_balance_summary)(void *cls,
|
|
struct TALER_AUDITORDB_Session *session,
|
|
const struct TALER_MasterPublicKeyP *master_pub,
|
|
const struct TALER_Amount *denom_balance,
|
|
const struct TALER_Amount *deposit_fee_balance,
|
|
const struct TALER_Amount *melt_fee_balance,
|
|
const struct TALER_Amount *refund_fee_balance,
|
|
const struct TALER_Amount *risk);
|
|
|
|
|
|
/**
|
|
* Get information about an exchange's denomination balances.
|
|
*
|
|
* @param cls the @e cls of this struct with the plugin-specific state
|
|
* @param session connection to use
|
|
* @param master_pub master key of the exchange
|
|
* @param[out] denom_balance value of coins outstanding with this denomination key
|
|
* @param[out] deposit_fee_balance total deposit fees collected for this DK
|
|
* @param[out] melt_fee_balance total melt fees collected for this DK
|
|
* @param[out] refund_fee_balance total refund fees collected for this DK
|
|
* @param[out] risk maximum risk exposure of the exchange
|
|
* @return #GNUNET_OK on success; #GNUNET_NO if there is no entry
|
|
* for this @a master_pub; #GNUNET_SYSERR on failure
|
|
*/
|
|
int
|
|
(*get_balance_summary)(void *cls,
|
|
struct TALER_AUDITORDB_Session *session,
|
|
const struct TALER_MasterPublicKeyP *master_pub,
|
|
struct TALER_Amount *denom_balance,
|
|
struct TALER_Amount *deposit_fee_balance,
|
|
struct TALER_Amount *melt_fee_balance,
|
|
struct TALER_Amount *refund_fee_balance,
|
|
struct TALER_Amount *risk);
|
|
|
|
|
|
/**
|
|
* Insert information about an exchange's historic
|
|
* revenue about a denomination key.
|
|
*
|
|
* @param cls the @e cls of this struct with the plugin-specific state
|
|
* @param session connection to use
|
|
* @param master_pub master key of the exchange
|
|
* @param denom_pub_hash hash of the denomination key
|
|
* @param revenue_timestamp when did this profit get realized
|
|
* @param revenue_balance what was the total profit made from
|
|
* deposit fees, melting fees, refresh fees
|
|
* and coins that were never returned?
|
|
* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
|
|
*/
|
|
int
|
|
(*insert_historic_denom_revenue)(void *cls,
|
|
struct TALER_AUDITORDB_Session *session,
|
|
const struct TALER_MasterPublicKeyP *master_pub,
|
|
const struct GNUNET_HashCode *denom_pub_hash,
|
|
struct GNUNET_TIME_Absolute revenue_timestamp,
|
|
const struct TALER_Amount *revenue_balance);
|
|
|
|
|
|
/**
|
|
* Obtain all of the historic denomination key revenue
|
|
* of the given @a master_pub.
|
|
*
|
|
* @param cls the @e cls of this struct with the plugin-specific state
|
|
* @param session connection to use
|
|
* @param master_pub master key of the exchange
|
|
* @param cb function to call with the results
|
|
* @param cb_cls closure for @a cb
|
|
* @return #GNUNET_OK on success, #GNUNET_SYSERR on failure
|
|
*/
|
|
int
|
|
(*select_historic_denom_revenue)(void *cls,
|
|
struct TALER_AUDITORDB_Session *session,
|
|
const struct TALER_MasterPublicKeyP *master_pub,
|
|
TALER_AUDITORDB_HistoricDenominationRevenueDataCallback cb,
|
|
void *cb_cls);
|
|
|
|
|
|
/**
|
|
* Insert information about an exchange's historic
|
|
* losses (from compromised denomination keys).
|
|
*
|
|
* Note yet used, need to implement exchange's bankrupcy
|
|
* protocol (and tables!) first.
|
|
*
|
|
* @param cls the @e cls of this struct with the plugin-specific state
|
|
* @param session connection to use
|
|
* @param master_pub master key of the exchange
|
|
* @param denom_pub_hash hash of the denomination key
|
|
* @param loss_timestamp when did this profit get realized
|
|
* @param loss_balance what was the total loss
|
|
* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
|
|
*/
|
|
int
|
|
(*insert_historic_losses)(void *cls,
|
|
struct TALER_AUDITORDB_Session *session,
|
|
const struct TALER_MasterPublicKeyP *master_pub,
|
|
const struct GNUNET_HashCode *denom_pub_hash,
|
|
struct GNUNET_TIME_Absolute loss_timestamp,
|
|
const struct TALER_Amount *loss_balance);
|
|
|
|
/**
|
|
* Obtain all of the historic denomination key losses
|
|
* of the given @a master_pub.
|
|
*
|
|
* @param cls the @e cls of this struct with the plugin-specific state
|
|
* @param session connection to use
|
|
* @param master_pub master key of the exchange
|
|
* @param cb function to call with the results
|
|
* @param cb_cls closure for @a cb
|
|
* @return #GNUNET_OK on success, #GNUNET_SYSERR on failure
|
|
*/
|
|
int
|
|
(*select_historic_losses)(void *cls,
|
|
struct TALER_AUDITORDB_Session *session,
|
|
const struct TALER_MasterPublicKeyP *master_pub,
|
|
TALER_AUDITORDB_HistoricLossesDataCallback cb,
|
|
void *cb_cls);
|
|
|
|
|
|
/**
|
|
* Insert information about an exchange's historic revenue from reserves.
|
|
*
|
|
* @param cls the @e cls of this struct with the plugin-specific state
|
|
* @param session connection to use
|
|
* @param master_pub master key of the exchange
|
|
* @param start_time beginning of aggregated time interval
|
|
* @param end_time end of aggregated time interval
|
|
* @param reserve_profits total profits made
|
|
* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
|
|
*/
|
|
int
|
|
(*insert_historic_reserve_revenue)(void *cls,
|
|
struct TALER_AUDITORDB_Session *session,
|
|
const struct TALER_MasterPublicKeyP *master_pub,
|
|
struct GNUNET_TIME_Absolute start_time,
|
|
struct GNUNET_TIME_Absolute end_time,
|
|
const struct TALER_Amount *reserve_profits);
|
|
|
|
|
|
/**
|
|
* Return information about an exchange's historic revenue from reserves.
|
|
*
|
|
* @param cls the @e cls of this struct with the plugin-specific state
|
|
* @param session connection to use
|
|
* @param master_pub master key of the exchange
|
|
* @param cb function to call with results
|
|
* @param cb_cls closure for @a cb
|
|
* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
|
|
*/
|
|
int
|
|
(*select_historic_reserve_revenue)(void *cls,
|
|
struct TALER_AUDITORDB_Session *session,
|
|
const struct TALER_MasterPublicKeyP *master_pub,
|
|
TALER_AUDITORDB_HistoricReserveRevenueDataCallback cb,
|
|
void *cb_cls);
|
|
|
|
|
|
|
|
/**
|
|
* Insert information about the predicted exchange's bank
|
|
* account balance.
|
|
*
|
|
* @param cls the @e cls of this struct with the plugin-specific state
|
|
* @param session connection to use
|
|
* @param master_pub master key of the exchange
|
|
* @param balance what the bank account balance of the exchange should show
|
|
* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
|
|
*/
|
|
int
|
|
(*insert_predicted_result)(void *cls,
|
|
struct TALER_AUDITORDB_Session *session,
|
|
const struct TALER_MasterPublicKeyP *master_pub,
|
|
const struct TALER_Amount *balance);
|
|
|
|
|
|
/**
|
|
* Update information about an exchange's predicted balance. There
|
|
* must be an existing record for the exchange.
|
|
*
|
|
* @param cls the @e cls of this struct with the plugin-specific state
|
|
* @param session connection to use
|
|
* @param master_pub master key of the exchange
|
|
* @param balance what the bank account balance of the exchange should show
|
|
* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
|
|
*/
|
|
int
|
|
(*update_predicted_result)(void *cls,
|
|
struct TALER_AUDITORDB_Session *session,
|
|
const struct TALER_MasterPublicKeyP *master_pub,
|
|
const struct TALER_Amount *balance);
|
|
|
|
|
|
/**
|
|
* Get an exchange's predicted balance.
|
|
*
|
|
* @param cls the @e cls of this struct with the plugin-specific state
|
|
* @param session connection to use
|
|
* @param master_pub master key of the exchange
|
|
* @param[out] balance expected bank account balance of the exchange
|
|
* @return #GNUNET_OK on success; #GNUNET_SYSERR on failure;
|
|
* #GNUNET_NO if we have no records for the @a master_pub
|
|
*/
|
|
int
|
|
(*get_predicted_balance)(void *cls,
|
|
struct TALER_AUDITORDB_Session *session,
|
|
const struct TALER_MasterPublicKeyP *master_pub,
|
|
struct TALER_Amount *balance);
|
|
|
|
|
|
};
|
|
|
|
|
|
#endif /* _TALER_AUDITOR_DB_H */
|