3 files changed, 18 insertions, 1 deletions
diff --git a/src/mint/taler-mint-httpd.c b/src/mint/taler-mint-httpd.c
index 3b1512ff..41685106 100644
--- a/src/mint/taler-mint-httpd.c
+++ b/src/mint/taler-mint-httpd.c
@@ -56,6 +56,11 @@ struct GNUNET_CONFIGURATION_Handle *cfg;
 struct GNUNET_CRYPTO_EddsaPublicKey master_pub;
 
 /**
+ * In which format does this MINT expect wiring instructions?
+ */
+char *expected_wire_format = "sepa";
+
+/**
  * The HTTP Daemon.
  */
 static struct MHD_Daemon *mydaemon;
diff --git a/src/mint/taler-mint-httpd.h b/src/mint/taler-mint-httpd.h
index 95d3f1a6..a86b06e4 100644
--- a/src/mint/taler-mint-httpd.h
+++ b/src/mint/taler-mint-httpd.h
@@ -49,6 +49,11 @@ extern struct GNUNET_CONFIGURATION_Handle *cfg;
 extern char *mintdir;
 
 /**
+ * In which format does this MINT expect wiring instructions?
+ */
+extern char *expected_wire_format;
+
+/**
  * Master public key (according to the
  * configuration in the mint directory).
  */
diff --git a/src/mint/taler-mint-httpd_deposit.c b/src/mint/taler-mint-httpd_deposit.c
index 84bcd5ba..915a7389 100644
--- a/src/mint/taler-mint-httpd_deposit.c
+++ b/src/mint/taler-mint-httpd_deposit.c
@@ -145,7 +145,14 @@ parse_and_handle_deposit_request (struct MHD_Connection *connection,
     return MHD_NO; /* hard failure */
   if (GNUNET_NO == res)
     return MHD_YES; /* failure */
-  /* FIXME: check that "wire" is formatted correctly */
+  if (GNUNET_YES !=
+      TALER_JSON_validate_wireformat (expected_wire_format,
+				      wire))
+  {
+    TALER_MINT_release_parsed_data (spec);
+    return TALER_MINT_reply_arg_invalid (connection,
+                                         "wire");
+  }
   if (NULL == (wire_enc = json_dumps (wire, JSON_COMPACT | JSON_SORT_KEYS)))
   {
     LOG_WARNING ("Failed to parse JSON wire format specification for /deposit request\n");