social: app connected callback
[oweals/gnunet.git] / src / social / social_api.c
index a8433ee2415e2ad7f0a42168da108e413890fd05..d2428893df680fbd261030ef9a81189a4a31a406 100644 (file)
@@ -1,6 +1,6 @@
 /*
  * This file is part of GNUnet
- * Copyright (C) 2013 Christian Grothoff (and other contributing authors)
+ * Copyright (C) 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
@@ -102,13 +102,8 @@ struct GNUNET_SOCIAL_App
   GNUNET_SOCIAL_AppEgoCallback ego_cb;
   GNUNET_SOCIAL_AppHostPlaceCallback host_cb;
   GNUNET_SOCIAL_AppGuestPlaceCallback guest_cb;
+  GNUNET_SOCIAL_AppConnectedCallback connected_cb;
   void *cb_cls;
-
-  /**
-   * Is this place in the process of disconnecting from the service?
-   * #GNUNET_YES or #GNUNET_NO
-   */
-  uint8_t is_disconnecting;
 };
 
 
@@ -182,12 +177,6 @@ struct GNUNET_SOCIAL_Place
    * Does this place belong to a host (#GNUNET_YES) or guest (#GNUNET_NO)?
    */
   uint8_t is_host;
-
-  /**
-   * Is this place in the process of disconnecting from the service?
-   * #GNUNET_YES or #GNUNET_NO
-   */
-  uint8_t is_disconnecting;
 };
 
 
@@ -398,19 +387,18 @@ nym_destroy (struct GNUNET_SOCIAL_Nym *nym)
 
 static void
 host_recv_notice_place_leave_method (void *cls,
+                                     const struct GNUNET_PSYC_MessageHeader *msg,
                                      const struct GNUNET_PSYC_MessageMethod *meth,
                                      uint64_t message_id,
-                                     uint32_t flags,
-                                     const struct GNUNET_CRYPTO_EcdsaPublicKey *nym_pub_key,
                                      const char *method_name)
 {
   struct GNUNET_SOCIAL_Host *hst = cls;
 
   if (0 == memcmp (&(struct GNUNET_CRYPTO_EcdsaPublicKey) {},
-                   nym_pub_key, sizeof (*nym_pub_key)))
+                   &msg->slave_pub_key, sizeof (msg->slave_pub_key)))
     return;
 
-  struct GNUNET_SOCIAL_Nym *nym = nym_get_or_create (nym_pub_key);
+  struct GNUNET_SOCIAL_Nym *nym = nym_get_or_create (&msg->slave_pub_key);
 
   GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
               "Host received method for message ID %" PRIu64 " from nym %s: %s\n",
@@ -428,7 +416,8 @@ host_recv_notice_place_leave_method (void *cls,
 
 static void
 host_recv_notice_place_leave_modifier (void *cls,
-                                       const struct GNUNET_MessageHeader *msg,
+                                       const struct GNUNET_PSYC_MessageHeader *msg,
+                                       const struct GNUNET_MessageHeader *pmsg,
                                        uint64_t message_id,
                                        enum GNUNET_PSYC_Operator oper,
                                        const char *name,
@@ -457,9 +446,10 @@ host_recv_notice_place_leave_modifier (void *cls,
 
 static void
 host_recv_notice_place_leave_eom (void *cls,
-                                  const struct GNUNET_MessageHeader *msg,
+                                  const struct GNUNET_PSYC_MessageHeader *msg,
+                                  const struct GNUNET_MessageHeader *pmsg,
                                   uint64_t message_id,
-                                  uint8_t cancelled)
+                                  uint8_t is_cancelled)
 {
   struct GNUNET_SOCIAL_Host *hst = cls;
   if (NULL == hst->notice_place_leave_env)
@@ -470,7 +460,7 @@ host_recv_notice_place_leave_eom (void *cls,
               "_notice_place_leave: got EOM from nym %s (%s).\n",
               GNUNET_h2s (&hst->notice_place_leave_nym->pub_key_hash), str);
 
-  if (GNUNET_YES != cancelled)
+  if (GNUNET_YES != is_cancelled)
   {
     if (NULL != hst->farewell_cb)
       hst->farewell_cb (hst->cb_cls, hst->notice_place_leave_nym,
@@ -847,7 +837,7 @@ host_recv_enter_request (void *cls,
 
     struct GNUNET_SOCIAL_Nym *nym = nym_get_or_create (&req->slave_pub_key);
     hst->answer_door_cb (hst->cb_cls, nym, method_name, env,
-                         data_size, data);
+                         data, data_size);
   } while (0);
 
   if (NULL != env)
@@ -870,7 +860,8 @@ guest_recv_enter_ack (void *cls,
     cres = (struct GNUNET_PSYC_CountersResultMessage *) msg;
   int32_t result = ntohl (cres->result_code);
   if (NULL != gst->enter_cb)
-    gst->enter_cb (gst->cb_cls, result, GNUNET_ntohll (cres->max_message_id));
+    gst->enter_cb (gst->cb_cls, result, &gst->plc.pub_key,
+                   GNUNET_ntohll (cres->max_message_id));
 }
 
 
@@ -934,6 +925,16 @@ app_recv_ego (void *cls,
 }
 
 
+static void
+app_recv_ego_end (void *cls,
+                  struct GNUNET_CLIENT_MANAGER_Connection *client,
+                  const struct GNUNET_MessageHeader *msg)
+{
+  struct GNUNET_SOCIAL_App *
+    app = GNUNET_CLIENT_MANAGER_get_user_context_ (client, sizeof (*app));
+}
+
+
 static void
 app_recv_place (void *cls,
                 struct GNUNET_CLIENT_MANAGER_Connection *client,
@@ -965,18 +966,33 @@ app_recv_place (void *cls,
     struct GNUNET_SOCIAL_HostConnection *hconn = GNUNET_malloc (sizeof (*hconn));
     hconn->app = app;
     hconn->plc_msg = *pmsg;
-    app->host_cb (app->cb_cls, hconn, ego, &pmsg->place_pub_key, pmsg->place_state);
+    if (NULL != app->host_cb)
+      app->host_cb (app->cb_cls, hconn, ego, &pmsg->place_pub_key, pmsg->place_state);
   }
   else
   {
     struct GNUNET_SOCIAL_GuestConnection *gconn = GNUNET_malloc (sizeof (*gconn));
     gconn->app = app;
     gconn->plc_msg = *pmsg;
-    app->guest_cb (app->cb_cls, gconn, ego, &pmsg->place_pub_key, pmsg->place_state);
+    if (NULL != app->guest_cb)
+      app->guest_cb (app->cb_cls, gconn, ego, &pmsg->place_pub_key, pmsg->place_state);
   }
 }
 
 
+static void
+app_recv_place_end (void *cls,
+                  struct GNUNET_CLIENT_MANAGER_Connection *client,
+                  const struct GNUNET_MessageHeader *msg)
+{
+  struct GNUNET_SOCIAL_App *
+    app = GNUNET_CLIENT_MANAGER_get_user_context_ (client, sizeof (*app));
+
+  if (NULL != app->connected_cb)
+    app->connected_cb (app->cb_cls);
+}
+
+
 static struct GNUNET_CLIENT_MANAGER_MessageHandler host_handlers[] =
 {
   { host_recv_enter_ack, NULL,
@@ -1053,17 +1069,24 @@ static struct GNUNET_CLIENT_MANAGER_MessageHandler guest_handlers[] =
 };
 
 
-
 static struct GNUNET_CLIENT_MANAGER_MessageHandler app_handlers[] =
 {
   { app_recv_ego, NULL,
     GNUNET_MESSAGE_TYPE_SOCIAL_APP_EGO,
     sizeof (struct AppEgoMessage), GNUNET_YES },
 
+  { app_recv_ego_end, NULL,
+    GNUNET_MESSAGE_TYPE_SOCIAL_APP_EGO_END,
+    sizeof (struct GNUNET_MessageHeader), GNUNET_NO },
+
   { app_recv_place, NULL,
     GNUNET_MESSAGE_TYPE_SOCIAL_APP_PLACE,
     sizeof (struct AppPlaceMessage), GNUNET_NO },
 
+  { app_recv_place_end, NULL,
+    GNUNET_MESSAGE_TYPE_SOCIAL_APP_PLACE_END,
+    sizeof (struct GNUNET_MessageHeader), GNUNET_NO },
+
   { app_recv_result, NULL,
     GNUNET_MESSAGE_TYPE_PSYC_RESULT_CODE,
     sizeof (struct GNUNET_OperationResultMessage), GNUNET_YES },
@@ -1077,6 +1100,13 @@ static struct GNUNET_CLIENT_MANAGER_MessageHandler app_handlers[] =
 static void
 place_cleanup (struct GNUNET_SOCIAL_Place *plc)
 {
+  struct GNUNET_HashCode place_pub_hash;
+  GNUNET_CRYPTO_hash (&plc->pub_key, sizeof (plc->pub_key), &place_pub_hash);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "%s place cleanup: %s\n",
+              GNUNET_YES == plc->is_host ? "host" : "guest",
+              GNUNET_h2s (&place_pub_hash));
+
   if (NULL != plc->tmit)
     GNUNET_PSYC_transmit_destroy (plc->tmit);
   if (NULL != plc->connect_msg)
@@ -1167,7 +1197,7 @@ GNUNET_SOCIAL_host_enter (const struct GNUNET_SOCIAL_App *app,
   plc->tmit = GNUNET_PSYC_transmit_create (plc->client);
 
   hst->slicer = GNUNET_PSYC_slicer_create ();
-  GNUNET_PSYC_slicer_method_add (hst->slicer, "_notice_place_leave",
+  GNUNET_PSYC_slicer_method_add (hst->slicer, "_notice_place_leave", NULL,
                                  host_recv_notice_place_leave_method,
                                  host_recv_notice_place_leave_modifier,
                                  NULL, host_recv_notice_place_leave_eom, hst);
@@ -1237,7 +1267,7 @@ GNUNET_SOCIAL_host_enter_reconnect (struct GNUNET_SOCIAL_HostConnection *hconn,
   plc->tmit = GNUNET_PSYC_transmit_create (plc->client);
 
   hst->slicer = GNUNET_PSYC_slicer_create ();
-  GNUNET_PSYC_slicer_method_add (hst->slicer, "_notice_place_leave",
+  GNUNET_PSYC_slicer_method_add (hst->slicer, "_notice_place_leave", NULL,
                                  host_recv_notice_place_leave_method,
                                  host_recv_notice_place_leave_modifier,
                                  NULL, host_recv_notice_place_leave_eom, hst);
@@ -1486,7 +1516,6 @@ GNUNET_SOCIAL_host_get_place (struct GNUNET_SOCIAL_Host *hst)
 }
 
 
-
 void
 place_leave (struct GNUNET_SOCIAL_Place *plc)
 {
@@ -1502,7 +1531,6 @@ place_disconnect (struct GNUNET_SOCIAL_Place *plc,
                   GNUNET_ContinuationCallback disconnect_cb,
                   void *disconnect_cls)
 {
-  plc->is_disconnecting = GNUNET_YES;
   plc->disconnect_cb = disconnect_cb;
   plc->disconnect_cls = disconnect_cls;
 
@@ -1533,7 +1561,7 @@ GNUNET_SOCIAL_host_disconnect (struct GNUNET_SOCIAL_Host *hst,
 /**
  * Stop hosting the home.
  *
- * Sends a _notice_place_closed announcement to the home.
+ * Sends a _notice_place_closing announcement to the home.
  * Invalidates host handle.
  *
  * @param hst
@@ -1553,7 +1581,7 @@ GNUNET_SOCIAL_host_leave (struct GNUNET_SOCIAL_Host *hst,
                           GNUNET_ContinuationCallback disconnect_cb,
                           void *cls)
 {
-  GNUNET_SOCIAL_host_announce (hst, "_notice_place_closed", env, NULL, NULL,
+  GNUNET_SOCIAL_host_announce (hst, "_notice_place_closing", env, NULL, NULL,
                                GNUNET_SOCIAL_ANNOUNCE_NONE);
   place_leave (&hst->plc);
   GNUNET_SOCIAL_host_disconnect (hst, disconnect_cb, cls);
@@ -1650,7 +1678,7 @@ GNUNET_SOCIAL_guest_enter (const struct GNUNET_SOCIAL_App *app,
   plc->ego_pub_key = ego->pub_key;
   plc->pub_key = *place_pub_key;
   plc->cfg = app->cfg;
-  plc->is_host = GNUNET_YES;
+  plc->is_host = GNUNET_NO;
   plc->slicer = slicer;
 
   gst->enter_cb = local_enter_cb;
@@ -1956,7 +1984,7 @@ GNUNET_SOCIAL_guest_get_place (struct GNUNET_SOCIAL_Guest *gst)
  * @return Public key of the place.
  */
 const struct GNUNET_CRYPTO_EddsaPublicKey *
-GNUNET_SOCIAL_place_get_key (struct GNUNET_SOCIAL_Place *plc)
+GNUNET_SOCIAL_place_get_pub_key (const struct GNUNET_SOCIAL_Place *plc)
 {
   return &plc->pub_key;
 }
@@ -2329,7 +2357,6 @@ GNUNET_SOCIAL_zone_add_place (const struct GNUNET_SOCIAL_App *app,
                                                              op_recv_zone_add_place_result,
                                                              add_plc));
   GNUNET_CLIENT_MANAGER_transmit_now (app->client, &preq->header);
-  GNUNET_free (preq);
   return GNUNET_OK;
 }
 
@@ -2433,6 +2460,7 @@ GNUNET_SOCIAL_app_connect (const struct GNUNET_CONFIGURATION_Handle *cfg,
                            GNUNET_SOCIAL_AppEgoCallback ego_cb,
                            GNUNET_SOCIAL_AppHostPlaceCallback host_cb,
                            GNUNET_SOCIAL_AppGuestPlaceCallback guest_cb,
+                           GNUNET_SOCIAL_AppConnectedCallback connected_cb,
                            void *cls)
 {
   uint16_t app_id_size = strnlen (id, GNUNET_SOCIAL_APP_MAX_ID_SIZE);
@@ -2445,6 +2473,7 @@ GNUNET_SOCIAL_app_connect (const struct GNUNET_CONFIGURATION_Handle *cfg,
   app->ego_cb = ego_cb;
   app->host_cb = host_cb;
   app->guest_cb = guest_cb;
+  app->connected_cb = connected_cb;
   app->cb_cls = cls;
   app->egos = GNUNET_CONTAINER_multihashmap_create (1, GNUNET_NO);
   app->client = GNUNET_CLIENT_MANAGER_connect (cfg, "social",