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-rw-r--r--src/include/taler_auditordb_plugin.h594
1 files changed, 593 insertions, 1 deletions
diff --git a/src/include/taler_auditordb_plugin.h b/src/include/taler_auditordb_plugin.h
index ec489c62f..558460838 100644
--- a/src/include/taler_auditordb_plugin.h
+++ b/src/include/taler_auditordb_plugin.h
@@ -25,6 +25,7 @@
#include <jansson.h>
#include <gnunet/gnunet_util_lib.h>
#include "taler_auditordb_lib.h"
+#include "taler_signatures.h"
/**
@@ -36,6 +37,9 @@ struct TALER_AUDITORDB_Session;
/**
* @brief The plugin API, returned from the plugin's "init" function.
* The argument given to "init" is simply a configuration handle.
+ *
+ * Functions starting with "get_" return one result, functions starting
+ * with "select_" return multiple results via callbacks.
*/
struct TALER_AUDITORDB_Plugin
{
@@ -117,7 +121,7 @@ struct TALER_AUDITORDB_Plugin
(*rollback) (void *cls,
struct TALER_AUDITORDB_Session *session);
-
+
/**
* Function called to perform "garbage collection" on the
* database, expiring records we no longer require.
@@ -129,6 +133,594 @@ struct TALER_AUDITORDB_Plugin
int
(*gc) (void *cls);
+
+ /**
+ * Insert information about a denomination key and in particular
+ * the properties (value, fees, expiration times) the coins signed
+ * with this key have.
+ *
+ * @param cls the @e cls of this struct with the plugin-specific state
+ * @param session connection to use
+ * @param issue issuing information with value, fees and other info about the denomination
+ * @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
+ */
+ int
+ (*insert_denomination_info)(void *cls,
+ struct TALER_AUDITORDB_Session *session,
+ const struct TALER_DenominationKeyValidityPS *issue);
+
+
+ /**
+ * Get information about denomination keys of a particular exchange.
+ *
+ * @param cls the @e cls of this struct with the plugin-specific state
+ * @param session connection to use
+ * @param master_pub master public 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_denomination_info)(void *cls,
+ struct TALER_AUDITORDB_Session *session,
+ const struct TALER_MasterPublicKeyP *master_pub,
+ void *cb, /* FIXME: type! */
+ void *cb_cls);
+
+
+ /**
+ * Insert information about a reserve. There must not be an
+ * existing record for the reserve.
+ *
+ * @param cls the @e cls of this struct with the plugin-specific state
+ * @param session connection to use
+ * @param reserve_pub public key of the reserve
+ * @param master_pub master public key of the exchange
+ * @param reserve_balance amount stored in the reserve
+ * @param withdraw_fee_balance amount the exchange gained in withdraw fees
+ * due to withdrawals from this reserve
+ * @param expiration_date expiration date of the reserve
+ * @param last_reserve_in_serial_id up to which point did we consider
+ * incoming transfers for the above information
+ * @param last_reserve_out_serial_id up to which point did we consider
+ * withdrawals for the above information
+ * @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
+ */
+ int
+ (*insert_reserve_info)(void *cls,
+ struct TALER_AUDITORDB_Session *session,
+ const struct TALER_ReservePublicKeyP *reserve_pub,
+ const struct TALER_MasterPublicKeyP *master_pub,
+ const struct TALER_Amount *reserve_balance,
+ const struct TALER_Amount *withdraw_fee_balance,
+ struct GNUNET_TIME_Absolute expiration_date,
+ uint64_t last_reserve_in_serial_id,
+ uint64_t last_reserve_out_serial_id);
+
+
+ /**
+ * Update information about a reserve. Destructively updates an
+ * existing record, which must already exist.
+ *
+ * @param cls the @e cls of this struct with the plugin-specific state
+ * @param session connection to use
+ * @param reserve_pub public key of the reserve
+ * @param master_pub master public key of the exchange
+ * @param reserve_balance amount stored in the reserve
+ * @param withdraw_fee_balance amount the exchange gained in withdraw fees
+ * due to withdrawals from this reserve
+ * @param expiration_date expiration date of the reserve
+ * @param last_reserve_in_serial_id up to which point did we consider
+ * incoming transfers for the above information
+ * @param last_reserve_out_serial_id up to which point did we consider
+ * withdrawals for the above information
+ * @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
+ */
+ int
+ (*update_reserve_info)(void *cls,
+ struct TALER_AUDITORDB_Session *session,
+ const struct TALER_ReservePublicKeyP *reserve_pub,
+ const struct TALER_MasterPublicKeyP *master_pub,
+ const struct TALER_Amount *reserve_balance,
+ const struct TALER_Amount *withdraw_fee_balance,
+ struct GNUNET_TIME_Absolute expiration_date,
+ uint64_t last_reserve_in_serial_id,
+ uint64_t last_reserve_out_serial_id);
+
+
+ /**
+ * Get information about a reserve.
+ *
+ * @param cls the @e cls of this struct with the plugin-specific state
+ * @param session connection to use
+ * @param reserve_pub public key of the reserve
+ * @param master_pub master public key of the exchange
+ * @param[out] reserve_balance amount stored in the reserve
+ * @param[out] withdraw_fee_balance amount the exchange gained in withdraw fees
+ * due to withdrawals from this reserve
+ * @param[out] expiration_date expiration date of the reserve
+ * @param[out] last_reserve_in_serial_id up to which point did we consider
+ * incoming transfers for the above information
+ * @param[out] last_reserve_out_serial_id up to which point did we consider
+ * withdrawals for the above information
+ * @return #GNUNET_OK on success; #GNUNET_NO if there is no known
+ * record about this reserve; #GNUNET_SYSERR on failure
+ */
+ int
+ (*get_reserve_info)(void *cls,
+ struct TALER_AUDITORDB_Session *session,
+ const struct TALER_ReservePublicKeyP *reserve_pub,
+ const struct TALER_MasterPublicKeyP *master_pub,
+ struct TALER_Amount *reserve_balance,
+ struct TALER_Amount *withdraw_fee_balance,
+ struct GNUNET_TIME_Absolute *expiration_date,
+ uint64_t *last_reserve_in_serial_id,
+ uint64_t *last_reserve_out_serial_id);
+
+
+
+ /**
+ * Insert information about all reserves. There must not be an
+ * existing record for the @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 public key of the exchange
+ * @param reserve_balance amount stored in the reserve
+ * @param withdraw_fee_balance amount the exchange gained in withdraw fees
+ * due to withdrawals from this reserve
+ * @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
+ */
+ int
+ (*insert_reserve_summary)(void *cls,
+ struct TALER_AUDITORDB_Session *session,
+ const struct TALER_MasterPublicKeyP *master_pub,
+ const struct TALER_Amount *reserve_balance,
+ const struct TALER_Amount *withdraw_fee_balance);
+
+
+ /**
+ * Update information about all reserves. Destructively updates an
+ * existing record, which must already exist.
+ *
+ * @param cls the @e cls of this struct with the plugin-specific state
+ * @param session connection to use
+ * @param master_pub master public key of the exchange
+ * @param reserve_balance amount stored in the reserve
+ * @param withdraw_fee_balance amount the exchange gained in withdraw fees
+ * due to withdrawals from this reserve
+ * @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
+ */
+ int
+ (*update_reserve_summary)(void *cls,
+ struct TALER_AUDITORDB_Session *session,
+ const struct TALER_MasterPublicKeyP *master_pub,
+ const struct TALER_Amount *reserve_balance,
+ const struct TALER_Amount *withdraw_fee_balance);
+
+
+ /**
+ * Get summary information about all reserves.
+ *
+ * @param cls the @e cls of this struct with the plugin-specific state
+ * @param session connection to use
+ * @param master_pub master public key of the exchange
+ * @param[out] reserve_balance amount stored in the reserve
+ * @param[out] withdraw_fee_balance amount the exchange gained in withdraw fees
+ * due to withdrawals from this reserve
+ * @return #GNUNET_OK on success; #GNUNET_NO if there is no known
+ * record about this exchange; #GNUNET_SYSERR on failure
+ */
+ int
+ (*get_reserve_summary)(void *cls,
+ struct TALER_AUDITORDB_Session *session,
+ const struct TALER_MasterPublicKeyP *master_pub,
+ struct TALER_Amount *reserve_balance,
+ struct TALER_Amount *withdraw_fee_balance);
+
+
+ /**
+ * Insert information about a denomination key's balances. There
+ * must not 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 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 last_reserve_out_serial_id up to which point did we consider
+ * withdrawals for the above information
+ * @param last_deposit_serial_id up to which point did we consider
+ * deposits for the above information
+ * @param last_melt_serial_id up to which point did we consider
+ * melts for the above information
+ * @param last_refund_serial_id up to which point did we consider
+ * refunds for the above information
+ * @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
+ */
+ int
+ (*insert_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 *deposit_fee_balance,
+ const struct TALER_Amount *melt_fee_balance,
+ const struct TALER_Amount *refund_fee_balance,
+ uint64_t last_reserve_out_serial_id,
+ uint64_t last_deposit_serial_id,
+ uint64_t last_melt_serial_id,
+ uint64_t last_refund_serial_id);
+
+
+ /**
+ * 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 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 last_reserve_out_serial_id up to which point did we consider
+ * withdrawals for the above information
+ * @param last_deposit_serial_id up to which point did we consider
+ * deposits for the above information
+ * @param last_melt_serial_id up to which point did we consider
+ * melts for the above information
+ * @param last_refund_serial_id up to which point did we consider
+ * refunds for the above information
+ * @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 *deposit_fee_balance,
+ const struct TALER_Amount *melt_fee_balance,
+ const struct TALER_Amount *refund_fee_balance,
+ uint64_t last_reserve_out_serial_id,
+ uint64_t last_deposit_serial_id,
+ uint64_t last_melt_serial_id,
+ uint64_t last_refund_serial_id);
+
+
+ /**
+ * 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] 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] last_reserve_out_serial_id up to which point did we consider
+ * withdrawals for the above information
+ * @param[out] last_deposit_serial_id up to which point did we consider
+ * deposits for the above information
+ * @param[out] last_melt_serial_id up to which point did we consider
+ * melts for the above information
+ * @param[out] last_refund_serial_id up to which point did we consider
+ * refunds for the above information
+ * @return #GNUNET_OK on success; #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 *deposit_fee_balance,
+ struct TALER_Amount *melt_fee_balance,
+ struct TALER_Amount *refund_fee_balance,
+ uint64_t *last_reserve_out_serial_id,
+ uint64_t *last_deposit_serial_id,
+ uint64_t *last_melt_serial_id,
+ uint64_t *last_refund_serial_id);
+
+
+ /**
+ * 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
+ * @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
+ */
+ int
+ (*insert_denomination_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);
+
+
+ /**
+ * 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
+ * @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
+ */
+ int
+ (*update_denomination_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);
+
+
+ /**
+ * 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
+ * @return #GNUNET_OK on success; #GNUNET_NO if there is no entry
+ * for this @a master_pub; #GNUNET_SYSERR on failure
+ */
+ int
+ (*get_denomination_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);
+
+
+ /**
+ * Insert information about an exchange's risk exposure. 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 risk maximum risk exposure of the exchange
+ * @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
+ */
+ int
+ (*insert_risk_summary)(void *cls,
+ struct TALER_AUDITORDB_Session *session,
+ const struct TALER_MasterPublicKeyP *master_pub,
+ const struct TALER_Amount *risk);
+
+
+ /**
+ * Update information about an exchange's risk exposure. 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 risk maximum risk exposure of the exchange
+ * @return #GNUNET_OK on success; #GNUNET_SYSERR on failure
+ */
+ int
+ (*update_risk_summary)(void *cls,
+ struct TALER_AUDITORDB_Session *session,
+ const struct TALER_MasterPublicKeyP *master_pub,
+ const struct TALER_Amount *risk);
+
+
+ /**
+ * Get information about an exchange's risk exposure.
+ *
+ * @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] risk maximum risk exposure 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_risk_summary)(void *cls,
+ struct TALER_AUDITORDB_Session *session,
+ const struct TALER_MasterPublicKeyP *master_pub,
+ 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?
+ * @param deposit_fee_balance total profits from deposit fees
+ * @param melt_fee_balance total profits from melting fees
+ * @param refund_fee_balance total profits from refund fees
+ * @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,
+ const struct TALER_Amount *deposit_fee_balance,
+ const struct TALER_Amount *melt_fee_balance,
+ const struct TALER_Amount *refund_fee_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_revnue)(void *cls,
+ struct TALER_AUDITORDB_Session *session,
+ const struct TALER_MasterPublicKeyP *master_pub,
+ void *cb, /* FIXME: fix type */
+ 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,
+ void *cb, /* FIXME: fix type */
+ 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,
+ void *cb, /* FIXME: type */
+ 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);
+
};