From 26aa9d985e2f9ba6ce3895e7e2625226e2008bfb Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Thu, 29 Dec 2022 11:48:57 +0100
Subject: expand DB API with AML functions, fix purse refund calculations in
 libtalerexchange

---
 src/lib/exchange_api_common.c | 17 ++---------------
 1 file changed, 2 insertions(+), 15 deletions(-)

(limited to 'src/lib/exchange_api_common.c')

diff --git a/src/lib/exchange_api_common.c b/src/lib/exchange_api_common.c
index 3807b997f..b895bf9a8 100644
--- a/src/lib/exchange_api_common.c
+++ b/src/lib/exchange_api_common.c
@@ -1336,15 +1336,11 @@ help_purse_deposit (struct CoinHistoryParseContext *pc,
   }
   if (refunded)
   {
-    /* We add the amount to refunds here, the original
-       deposit will be added to the balance later because
-       we still return GNUNET_YES, thus effectively
-       cancelling out this operation with respect to
-       the final balance. */
+    /* We wave the deposit fee. */
     if (0 >
         TALER_amount_add (&pc->rtotal,
                           &pc->rtotal,
-                          amount))
+                          &pc->dk->fees.deposit))
     {
       /* overflow in refund history? inconceivable! Bad exchange! */
       GNUNET_break_op (0);
@@ -1415,15 +1411,6 @@ help_purse_refund (struct CoinHistoryParseContext *pc,
     GNUNET_break_op (0);
     return GNUNET_SYSERR;
   }
-  if (0 >
-      TALER_amount_add (&pc->rtotal,
-                        &pc->rtotal,
-                        amount))
-  {
-    /* overflow in refund history? inconceivable! Bad exchange! */
-    GNUNET_break_op (0);
-    return GNUNET_SYSERR;
-  }
   return GNUNET_NO;
 }
 
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