diff options
Diffstat (limited to 'src/include/taler_exchangedb_plugin.h')
-rw-r--r-- | src/include/taler_exchangedb_plugin.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/src/include/taler_exchangedb_plugin.h b/src/include/taler_exchangedb_plugin.h index b347ac56c..9cdbb9448 100644 --- a/src/include/taler_exchangedb_plugin.h +++ b/src/include/taler_exchangedb_plugin.h @@ -2678,6 +2678,59 @@ struct TALER_EXCHANGEDB_Plugin /** + * Perform reserve update as part of a batch withdraw operation, checking + * for sufficient balance. Persisting the withdrawal details is done + * separately! + * + * @param cls the `struct PostgresClosure` with the plugin-specific state + * @param now current time (rounded) + * @param reserve_pub public key of the reserve to debit + * @param amount total amount to withdraw + * @param[out] found set to true if the reserve was found + * @param[out] balance_ok set to true if the balance was sufficient + * @param[out] kyc set to the KYC status of the reserve + * @param[out] ruuid set to the reserve's UUID (reserves table row) + * @return query execution status + */ + enum GNUNET_DB_QueryStatus + (*do_batch_withdraw)( + void *cls, + struct GNUNET_TIME_Timestamp now, + const struct TALER_ReservePublicKeyP *reserve_pub, + const struct TALER_Amount *amount, + bool *found, + bool *balance_ok, + struct TALER_EXCHANGEDB_KycStatus *kyc_ok, + uint64_t *ruuid); + + + /** + * Perform insert as part of a batch withdraw operation, and persisting the + * withdrawal details. + * + * @param cls the `struct PostgresClosure` with the plugin-specific state + * @param nonce client-contributed input for CS denominations that must be checked for idempotency, or NULL for non-CS withdrawals + * @param collectable corresponding collectable coin (blind signature) + * @param now current time (rounded) + * @param ruuid reserve UUID + * @param[out] denom_unknown set if the denomination is unknown in the DB + * @param[out] conflict if the envelope was already in the DB + * @param[out] nonce_reuse if @a nonce was non-NULL and reused + * @return query execution status + */ + enum GNUNET_DB_QueryStatus + (*do_batch_withdraw_insert)( + void *cls, + const struct TALER_CsNonce *nonce, + const struct TALER_EXCHANGEDB_CollectableBlindcoin *collectable, + struct GNUNET_TIME_Timestamp now, + uint64_t ruuid, + bool *denom_unknown, + bool *conflict, + bool *nonce_reuse); + + + /** * Check that reserve remains below threshold for KYC * checks after withdraw operation. * |