From 53a7140a0bcfc47a373e6392e38e498f9b091f18 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Wed, 21 Jan 2015 13:38:57 +0100
Subject: move /refresh/reveal response generation to
 taler-mint-httpd_responses.c

---
 src/mint/taler-mint-httpd_refresh.c   | 28 +++++++++++-----------------
 src/mint/taler-mint-httpd_responses.c | 29 +++++++++++++++++++++++++++++
 src/mint/taler-mint-httpd_responses.h | 16 +++++++++++++++-
 3 files changed, 55 insertions(+), 18 deletions(-)

(limited to 'src')

diff --git a/src/mint/taler-mint-httpd_refresh.c b/src/mint/taler-mint-httpd_refresh.c
index 3751ee17d..2030eb3d6 100644
--- a/src/mint/taler-mint-httpd_refresh.c
+++ b/src/mint/taler-mint-httpd_refresh.c
@@ -436,7 +436,7 @@ TALER_MINT_handler_refresh_melt (struct RequestHandler *rh,
                                             denom_pubs,
                                             coin_count,
                                             coin_public_infos);
-
+  // FIXME: free memory
   return res;
 }
 
@@ -696,8 +696,7 @@ helper_refresh_reveal_send_response (struct MHD_Connection *connection,
   int res;
   int newcoin_index;
   struct RefreshSession refresh_session;
-  json_t *root;
-  json_t *list;
+  struct TALER_RSA_Signature *sigs;
 
   res = TALER_MINT_DB_get_refresh_session (db_conn,
                                            refresh_session_pub,
@@ -710,32 +709,27 @@ helper_refresh_reveal_send_response (struct MHD_Connection *connection,
   }
 
   GNUNET_assert (0 != refresh_session.reveal_ok);
-
-  root = json_object ();
-  list = json_array ();
-  json_object_set_new (root, "ev_sigs", list);
-
+  sigs = GNUNET_malloc (refresh_session.num_newcoins *
+                        sizeof (struct TALER_RSA_Signature));
   for (newcoin_index = 0; newcoin_index < refresh_session.num_newcoins; newcoin_index++)
   {
-    struct TALER_RSA_Signature ev_sig;
-
     res = TALER_MINT_DB_get_refresh_collectable (db_conn,
                                                  newcoin_index,
                                                  refresh_session_pub,
-                                                 &ev_sig);
+                                                 &sigs[newcoin_index]);
     if (GNUNET_OK != res)
     {
       // FIXME: return 'internal error'
       GNUNET_break (0);
+      GNUNET_free (sigs);
       return MHD_NO;
     }
-    json_array_append_new (list,
-                           TALER_JSON_from_data (&ev_sig,
-                                         sizeof (struct TALER_RSA_Signature)));
   }
-  return TALER_MINT_reply_json (connection,
-                                root,
-                                MHD_HTTP_OK);
+  res = TALER_MINT_reply_refresh_reveal_success (connection,
+                                                 refresh_session.num_newcoins,
+                                                 sigs);
+  GNUNET_free (sigs);
+  return res;
 }
 
 
diff --git a/src/mint/taler-mint-httpd_responses.c b/src/mint/taler-mint-httpd_responses.c
index 89d79b362..9ba855eea 100644
--- a/src/mint/taler-mint-httpd_responses.c
+++ b/src/mint/taler-mint-httpd_responses.c
@@ -362,6 +362,35 @@ TALER_MINT_reply_refresh_commit_success (struct MHD_Connection *connection,
 }
 
 
+/**
+ * Send a response for "/refresh/reveal".
+ *
+ * @param connection the connection to send the response to
+ * @param num_newcoins number of new coins for which we reveal data
+ * @param sigs array of @a num_newcoins signatures revealed
+ * @return a MHD result code
+ */
+int
+TALER_MINT_reply_refresh_reveal_success (struct MHD_Connection *connection,
+                                         unsigned int num_newcoins,
+                                         const struct TALER_RSA_Signature *sigs)
+{
+  int newcoin_index;
+  json_t *root;
+  json_t *list;
+
+  root = json_object ();
+  list = json_array ();
+  json_object_set_new (root, "ev_sigs", list);
+  for (newcoin_index = 0; newcoin_index < num_newcoins; newcoin_index++)
+    json_array_append_new (list,
+                           TALER_JSON_from_data (&sigs[newcoin_index],
+                                                 sizeof (struct TALER_RSA_Signature)));
+  return TALER_MINT_reply_json (connection,
+                                root,
+                                MHD_HTTP_OK);
+
+}
 
 
 
diff --git a/src/mint/taler-mint-httpd_responses.h b/src/mint/taler-mint-httpd_responses.h
index ab771cb31..55ebc0ca9 100644
--- a/src/mint/taler-mint-httpd_responses.h
+++ b/src/mint/taler-mint-httpd_responses.h
@@ -177,7 +177,7 @@ TALER_MINT_reply_refresh_commit_success (struct MHD_Connection *connection,
  * Send a response for "/refresh/melt".
  *
  * @param connection the connection to send the response to
- * @param db_conn the database connection to fetch values from
+ * @param session session data to generate reply from
  * @param session_pub the refresh session public key.
  * @return a MHD result code
  */
@@ -187,5 +187,19 @@ TALER_MINT_reply_refresh_melt_success (struct MHD_Connection *connection,
                                        const struct GNUNET_CRYPTO_EddsaPublicKey *session_pub);
 
 
+/**
+ * Send a response for "/refresh/reveal".
+ *
+ * @param connection the connection to send the response to
+ * @param num_newcoins number of new coins for which we reveal data
+ * @param sigs array of @a num_newcoins signatures revealed
+ * @return a MHD result code
+ */
+int
+TALER_MINT_reply_refresh_reveal_success (struct MHD_Connection *connection,
+                                         unsigned int num_newcoins,
+                                         const struct TALER_RSA_Signature *sigs);
+
+
 
 #endif
-- 
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