From 207bd07fcd3ab356116c2059f2c019a7d9a4f3b6 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Tue, 4 Jul 2023 23:21:29 +0200
Subject: adaptations to latest exchange API

---
 src/lib/merchant_api_post_order_pay.c | 25 ++++++++++++++++---------
 1 file changed, 16 insertions(+), 9 deletions(-)

(limited to 'src/lib')

diff --git a/src/lib/merchant_api_post_order_pay.c b/src/lib/merchant_api_post_order_pay.c
index 886d9bd6..e48b7cd3 100644
--- a/src/lib/merchant_api_post_order_pay.c
+++ b/src/lib/merchant_api_post_order_pay.c
@@ -112,7 +112,7 @@ struct TALER_MERCHANT_OrderPayHandle
    * Handle to the exchange that issued a problematic
    * coin (if any).
    */
-  struct TALER_EXCHANGE_Handle *exchange;
+  struct TALER_EXCHANGE_GetKeysHandle *exchange;
 
   /**
    * Number of @e coins we are paying with.
@@ -191,16 +191,20 @@ check_conflict (struct TALER_MERCHANT_OrderPayHandle *oph,
  *
  * @param cls a `struct TALER_MERCHANT_OrderPayHandle`
  * @param kr reply from the exchange
+ * @param keys keys of the exchange
  */
 static void
 cert_cb (void *cls,
-         const struct TALER_EXCHANGE_KeysResponse *kr)
+         const struct TALER_EXCHANGE_KeysResponse *kr,
+         struct TALER_EXCHANGE_Keys *keys)
 {
   struct TALER_MERCHANT_OrderPayHandle *oph = cls;
   const struct TALER_EXCHANGE_HttpResponse *ehr = &kr->hr;
 
+  oph->exchange = NULL;
   if ( (MHD_HTTP_OK != ehr->http_status) ||
-       (NULL == kr->details.ok.keys) )
+       (NULL == kr->details.ok.keys) ||
+       (NULL == keys) )
   {
     struct TALER_MERCHANT_PayResponse pr = {
       .hr.http_status = MHD_HTTP_CONFLICT,
@@ -230,6 +234,7 @@ cert_cb (void *cls,
     oph->pay_cb (oph->pay_cb_cls,
                  &pr);
     TALER_MERCHANT_order_pay_cancel (oph);
+    TALER_EXCHANGE_keys_decref (keys);
     return;
   }
 
@@ -246,6 +251,7 @@ cert_cb (void *cls,
     oph->pay_cb (oph->pay_cb_cls,
                  &pr);
     TALER_MERCHANT_order_pay_cancel (oph);
+    TALER_EXCHANGE_keys_decref (keys);
     return;
   }
 
@@ -259,6 +265,7 @@ cert_cb (void *cls,
     oph->pay_cb (oph->pay_cb_cls,
                  &pr);
     TALER_MERCHANT_order_pay_cancel (oph);
+    TALER_EXCHANGE_keys_decref (keys);
   }
 }
 
@@ -350,11 +357,11 @@ parse_conflict (struct TALER_MERCHANT_OrderPayHandle *oph,
     {
       oph->error_pc = &oph->coins[i];
       oph->full_reply = json_incref ((json_t *) json);
-      oph->exchange = TALER_EXCHANGE_connect (oph->ctx,
-                                              oph->error_pc->exchange_url,
-                                              &cert_cb,
-                                              oph,
-                                              TALER_EXCHANGE_OPTION_END);
+      oph->exchange = TALER_EXCHANGE_get_keys (oph->ctx,
+                                               oph->error_pc->exchange_url,
+                                               NULL,
+                                               &cert_cb,
+                                               oph);
       return GNUNET_NO;
     }
   }
@@ -814,7 +821,7 @@ TALER_MERCHANT_order_pay_cancel (struct TALER_MERCHANT_OrderPayHandle *oph)
   }
   if (NULL != oph->exchange)
   {
-    TALER_EXCHANGE_disconnect (oph->exchange);
+    TALER_EXCHANGE_get_keys_cancel (oph->exchange);
     oph->exchange = NULL;
   }
   TALER_curl_easy_post_finished (&oph->post_ctx);
-- 
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