From d0a69da8954fd72f361795c2e007bad3fe5accd1 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <grothoff@gnunet.org>
Date: Sun, 27 Mar 2022 10:32:28 +0200
Subject: towards removing tiny bit

---
 src/include/taler_exchangedb_plugin.h | 92 +++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)

(limited to 'src/include/taler_exchangedb_plugin.h')

diff --git a/src/include/taler_exchangedb_plugin.h b/src/include/taler_exchangedb_plugin.h
index b2ea240e2..4ca6905e0 100644
--- a/src/include/taler_exchangedb_plugin.h
+++ b/src/include/taler_exchangedb_plugin.h
@@ -3145,6 +3145,98 @@ struct TALER_EXCHANGEDB_Plugin
     uint32_t limit);
 
 
+  /**
+   * Aggregate all matching deposits for @a h_payto and
+   * @a merchant_pub, returning the total amounts.
+   *
+   * @param cls the @e cls of this struct with the plugin-specific state
+   * @param h_payto destination of the wire transfer
+   * @param merchant_pub public key of the merchant
+   * @param wtid wire transfer ID to set for the aggregate
+   * @param[out] total set to the sum of the total deposits minus applicable deposit fees and refunds
+   * @return transaction status
+   */
+  enum GNUNET_DB_QueryStatus
+  (*aggregate)(
+    void *cls,
+    const struct TALER_PaytoHashP *h_payto,
+    const struct TALER_MerchantPublicKeyP *merchant_pub,
+    const struct TALER_WireTransferIdentifierRawP *wtid,
+    struct TALER_Amount *total);
+
+
+  /**
+   * Create a new entry in the transient aggregation table.
+   *
+   * @param cls the @e cls of this struct with the plugin-specific state
+   * @param h_payto destination of the wire transfer
+   * @param exchange_account_section exchange account to use
+   * @param wtid the raw wire transfer identifier to be used
+   * @param total amount to be wired in the future
+   * @return transaction status
+   */
+  enum GNUNET_DB_QueryStatus
+  (*create_aggregation_transient)(
+    void *cls,
+    const struct TALER_PaytoHashP *h_payto,
+    const char *exchange_account_section,
+    const struct TALER_WireTransferIdentifierRawP *wtid,
+    const struct TALER_Amount *total);
+
+
+  /**
+   * Find existing entry in the transient aggregation table.
+   *
+   * @param cls the @e cls of this struct with the plugin-specific state
+   * @param h_payto destination of the wire transfer
+   * @param exchange_account_section exchange account to use
+   * @param[out] wtid set to the raw wire transfer identifier to be used
+   * @param[out] total existing amount to be wired in the future
+   * @return transaction status
+   */
+  enum GNUNET_DB_QueryStatus
+  (*select_aggregation_transient)(
+    void *cls,
+    const struct TALER_PaytoHashP *h_payto,
+    const char *exchange_account_section,
+    struct TALER_WireTransferIdentifierRawP *wtid,
+    struct TALER_Amount *total);
+
+
+  /**
+   * Update existing entry in the transient aggregation table.
+   * @a h_payto is only needed for query performance.
+   *
+   * @param cls the @e cls of this struct with the plugin-specific state
+   * @param h_payto destination of the wire transfer
+   * @param wtid the raw wire transfer identifier to update
+   * @param total new total amount to be wired in the future
+   * @return transaction status
+   */
+  enum GNUNET_DB_QueryStatus
+  (*update_aggregation_transient)(
+    void *cls,
+    const struct TALER_PaytoHashP *h_payto,
+    const struct TALER_WireTransferIdentifierRawP *wtid,
+    const struct TALER_Amount *total);
+
+
+  /**
+   * Delete existing entry in the transient aggregation table.
+   * @a h_payto is only needed for query performance.
+   *
+   * @param cls the @e cls of this struct with the plugin-specific state
+   * @param h_payto destination of the wire transfer
+   * @param wtid the raw wire transfer identifier to update
+   * @return transaction status
+   */
+  enum GNUNET_DB_QueryStatus
+  (*delete_aggregation_transient)(
+    void *cls,
+    const struct TALER_PaytoHashP *h_payto,
+    const struct TALER_WireTransferIdentifierRawP *wtid);
+
+
   /**
    * Lookup melt commitment data under the given @a rc.
    *
-- 
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