3 files changed, 143 insertions, 6 deletions

diff --git a/src/include/gnunet_identity_provider_plugin.h b/src/include/gnunet_identity_provider_plugin.h
new file mode 100644
index 000000000..5867a5b80
--- /dev/null
+++ b/src/include/gnunet_identity_provider_plugin.h
@@ -0,0 +1,123 @@
+/*
+     This file is part of GNUnet
+     Copyright (C) 2012, 2013 GNUnet e.V.
+
+     GNUnet is free software; you can redistribute it and/or modify
+     it under the terms of the GNU General Public License as published
+     by the Free Software Foundation; either version 3, or (at your
+     option) any later version.
+
+     GNUnet is distributed in the hope that it will be useful, but
+     WITHOUT ANY WARRANTY; without even the implied warranty of
+     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+     General Public License for more details.
+
+     You should have received a copy of the GNU General Public License
+     along with GNUnet; see the file COPYING.  If not, write to the
+     Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+     Boston, MA 02110-1301, USA.
+*/
+
+/**
+ * @author Martin Schanzenbach
+ *
+ * @file
+ * Plugin API for the idp database backend
+ *
+ * @defgroup identity-provider-plugin  IdP service plugin API
+ * Plugin API for the idp database backend
+ * @{
+ */
+#ifndef GNUNET_IDENTITY_PROVIDER_PLUGIN_H
+#define GNUNET_IDENTITY_PROVIDER_PLUGIN_H
+
+#include "gnunet_util_lib.h"
+#include "gnunet_identity_provider_service.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#if 0                           /* keep Emacsens' auto-indent happy */
+}
+#endif
+#endif
+
+
+/**
+ * Function called by for each matching ticket.
+ *
+ * @param cls closure
+ * @param ticket the ticket
+ * @prarm attrs the attributes
+ */
+typedef void (*GNUNET_IDENTITY_PROVIDER_TicketIterator) (void *cls,
+                                                 const struct GNUNET_IDENTITY_PROVIDER_Ticket2 *ticket,
+                                                 const struct GNUNET_IDENTITY_PROVIDER_AttributeList *attrs);
+
+
+/**
+ * @brief struct returned by the initialization function of the plugin
+ */
+struct GNUNET_IDENTITY_PROVIDER_PluginFunctions
+{
+
+  /**
+   * Closure to pass to all plugin functions.
+   */
+  void *cls;
+
+  /**
+   * Store a ticket in the database.
+   *
+   * @param cls closure (internal context for the plugin)
+   * @param ticket the ticket to store
+   * @param attrs the attributes shared with the ticket
+   * @return #GNUNET_OK on success, else #GNUNET_SYSERR
+   */
+  int (*store_ticket) (void *cls,
+                        const struct GNUNET_IDENTITY_PROVIDER_Ticket2 *ticket,
+      const struct GNUNET_IDENTITY_PROVIDER_AttributeList *attrs);
+
+  /**
+   * Delete a ticket from the database.
+   *
+   * @param cls closure (internal context for the plugin)
+   * @param ticket the ticket to store
+   * @return #GNUNET_OK on success, else #GNUNET_SYSERR
+   */
+  int (*delete_ticket) (void *cls,
+                        const struct GNUNET_IDENTITY_PROVIDER_Ticket2 *ticket);
+
+
+
+  /**
+   * Iterate over all tickets
+   *
+   * @param cls closure (internal context for the plugin)
+   * @param identity the identity
+   * @param audience GNUNET_YES if the identity is the audience of the ticket
+   *                 else it is considered the issuer
+   * @param iter function to call with the result
+   * @param iter_cls closure for @a iter
+   * @return #GNUNET_OK on success, #GNUNET_NO if there were no results, #GNUNET_SYSERR on error
+   */
+  int (*iterate_tickets) (void *cls,
+                          const struct GNUNET_CRYPTO_EcdsaPublicKey *identity,
+        int audience,
+                          uint64_t offset,
+                          GNUNET_IDENTITY_PROVIDER_TicketIterator iter, void *iter_cls);
+
+
+};
+
+
+#if 0                           /* keep Emacsens' auto-indent happy */
+{
+#endif
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
+/** @} */  /* end of group */
diff --git a/src/include/gnunet_identity_provider_service.h b/src/include/gnunet_identity_provider_service.h
index 049f891cc..02cd15959 100644
--- a/src/include/gnunet_identity_provider_service.h
+++ b/src/include/gnunet_identity_provider_service.h
@@ -336,17 +336,25 @@ GNUNET_IDENTITY_PROVIDER_get_attributes_stop (struct GNUNET_IDENTITY_PROVIDER_At
  * token
  *
  * @param cls closure
- * @param grant the label in GNS pointing to the token
  * @param ticket the ticket
- * @param token the issued token
- * @param name name assigned by the user for this ego,
- *                   NULL if the user just deleted the ego and it
- *                   must thus no longer be used
  */
 typedef void
 (*GNUNET_IDENTITY_PROVIDER_TicketCallback)(void *cls,
                             const struct GNUNET_IDENTITY_PROVIDER_Ticket2 *ticket);
 
+/**
+ * Method called when issued tickets are retrieved. Also returns the attributes
+ * that were issued at the time.
+ *
+ * @param cls closure
+ * @param ticket the ticket
+ * @param attrs the attributes as list
+ */
+typedef void
+(*GNUNET_IDENTITY_PROVIDER_TicketResult)(void *cls,
+                            const struct GNUNET_IDENTITY_PROVIDER_Ticket2 *ticket,
+                            const struct GNUNET_IDENTITY_PROVIDER_AttributeList *attrs);
+
 
 /**
  * Issues a ticket to another identity. The identity may use
@@ -389,7 +397,7 @@ GNUNET_IDENTITY_PROVIDER_idp_ticket_revoke (struct GNUNET_IDENTITY_PROVIDER_Hand
 
 
 
-/** TODO
+/**
  * Consumes an issued ticket. The ticket is persisted
  * and used to retrieve identity information from the issuer
  *
diff --git a/src/include/gnunet_protocols.h b/src/include/gnunet_protocols.h
index 63afeba8d..743a28946 100644
--- a/src/include/gnunet_protocols.h
+++ b/src/include/gnunet_protocols.h
@@ -2646,6 +2646,12 @@ extern "C"
 
 #define GNUNET_MESSAGE_TYPE_IDENTITY_PROVIDER_CONSUME_TICKET 973
 
+#define GNUNET_MESSAGE_TYPE_IDENTITY_PROVIDER_TICKET_ITERATION_START 974
+
+#define GNUNET_MESSAGE_TYPE_IDENTITY_PROVIDER_TICKET_ITERATION_STOP 975
+
+#define GNUNET_MESSAGE_TYPE_IDENTITY_PROVIDER_TICKET_ITERATION_NEXT 976
+
 /**************************************************
  *
  * CREDENTIAL MESSAGE TYPES