+ GNUNET_STATISTICS_update (GSA_stats,
+ "# performance updates given to clients", 1,
+ GNUNET_NO);
+}
+
+
+static void
+peerinfo_it (void *cls,
+ const struct GNUNET_PeerIdentity *id,
+ const char *plugin_name,
+ const void *plugin_addr, size_t plugin_addr_len,
+ const int active,
+ const struct GNUNET_ATS_Information *atsi,
+ uint32_t atsi_count,
+ struct GNUNET_BANDWIDTH_Value32NBO
+ bandwidth_out,
+ struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in)
+{
+ struct PerformanceClient *pc = cls;
+ GNUNET_assert (NULL != pc);
+ if (NULL == id)
+ return;
+
+ if (GNUNET_NO == active)
+ return;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Callback for peer `%s' plugin `%s' BW out %llu, BW in %llu \n",
+ GNUNET_i2s (id),
+ plugin_name,
+ ntohl (bandwidth_out.value__),
+ ntohl (bandwidth_in.value__));
+ GAS_performance_notify_client(pc,
+ id,
+ plugin_name,
+ plugin_addr,
+ plugin_addr_len,
+ active,
+ atsi, atsi_count,
+ bandwidth_out, bandwidth_in);
+}
+
+
+/**
+ * Iterator for GAS_performance_add_client
+ *
+ * @param cls the client requesting information
+ * @param id result
+ */
+static void
+peer_it (void *cls,
+ const struct GNUNET_PeerIdentity *id)
+{
+ struct PerformanceClient *pc = cls;
+ if (NULL != id)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Callback for peer `%s'\n", GNUNET_i2s (id));
+ GAS_addresses_get_peer_info (GSA_addresses, id, &peerinfo_it, pc);
+ }
+}
+
+/**
+ * Register a new performance client.
+ *
+ * @param client handle of the new client
+ * @param flag flag specifying the type of the client
+ */
+void
+GAS_performance_add_client (struct GNUNET_SERVER_Client *client,
+ enum StartFlag flag)
+{
+ struct PerformanceClient *pc;
+ GNUNET_break (NULL == find_client (client));
+
+ pc = GNUNET_malloc (sizeof (struct PerformanceClient));
+ pc->client = client;
+ pc->flag = flag;
+ GNUNET_SERVER_notification_context_add (nc, client);
+ GNUNET_CONTAINER_DLL_insert (pc_head, pc_tail, pc);
+
+ /* Send information about clients */
+ GAS_addresses_iterate_peers (GSA_addresses, &peer_it, pc);
+}
+
+
+static void transmit_req_addr (struct AddressIteration *ai,
+ const struct GNUNET_PeerIdentity *id,
+ const char *plugin_name,
+ const void *plugin_addr, size_t plugin_addr_len,
+ const int active,
+ const struct GNUNET_ATS_Information *atsi,
+ uint32_t atsi_count,
+ struct GNUNET_BANDWIDTH_Value32NBO
+ bandwidth_out,
+ struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in)
+
+{
+ struct GNUNET_ATS_Information *atsp;
+ struct PeerInformationMessage *msg;
+ char *addrp;
+ size_t plugin_name_length;
+ size_t msize;
+
+ if (NULL != plugin_name)
+ plugin_name_length = strlen (plugin_name) + 1;
+ else
+ plugin_name_length = 0;
+ msize = sizeof (struct PeerInformationMessage) +
+ atsi_count * sizeof (struct GNUNET_ATS_Information) +
+ plugin_addr_len + plugin_name_length;
+ char buf[msize] GNUNET_ALIGN;
+
+ GNUNET_assert (msize < GNUNET_SERVER_MAX_MESSAGE_SIZE);
+ GNUNET_assert (atsi_count <
+ GNUNET_SERVER_MAX_MESSAGE_SIZE /
+ sizeof (struct GNUNET_ATS_Information));
+ msg = (struct PeerInformationMessage *) buf;
+ msg->header.size = htons (msize);
+ msg->header.type = htons (GNUNET_MESSAGE_TYPE_ATS_ADDRESSLIST_RESPONSE);
+ msg->ats_count = htonl (atsi_count);
+ msg->id = htonl (ai->id);
+ if (NULL != id)
+ msg->peer = *id;
+ else
+ memset (&msg->peer, '\0', sizeof (struct GNUNET_PeerIdentity));
+ msg->address_length = htons (plugin_addr_len);
+ msg->address_active = ntohl (active);
+ msg->plugin_name_length = htons (plugin_name_length);
+ msg->bandwidth_out = bandwidth_out;
+ msg->bandwidth_in = bandwidth_in;
+ atsp = (struct GNUNET_ATS_Information *) &msg[1];
+ memcpy (atsp, atsi, sizeof (struct GNUNET_ATS_Information) * atsi_count);
+ addrp = (char *) &atsp[atsi_count];
+ if (NULL != plugin_addr)
+ memcpy (addrp, plugin_addr, plugin_addr_len);
+ if (NULL != plugin_name)
+ strcpy (&addrp[plugin_addr_len], plugin_name);
+ GNUNET_SERVER_notification_context_unicast (nc, ai->pc->client, &msg->header,
+ GNUNET_NO);
+}
+
+static void
+req_addr_peerinfo_it (void *cls,
+ const struct GNUNET_PeerIdentity *id,
+ const char *plugin_name,
+ const void *plugin_addr, size_t plugin_addr_len,
+ const int active,
+ const struct GNUNET_ATS_Information *atsi,
+ uint32_t atsi_count,
+ struct GNUNET_BANDWIDTH_Value32NBO
+ bandwidth_out,
+ struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in)
+{
+ struct AddressIteration *ai = cls;
+
+ GNUNET_assert (NULL != ai);
+ GNUNET_assert (NULL != ai->pc);
+ if (NULL == find_client (ai->pc->client))
+ return; /* Client disconnected */
+
+ if ((NULL == id) && (NULL == plugin_name) && (NULL == plugin_addr))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Address iteration done\n");
+ return;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Callback for %s peer `%s' plugin `%s' BW out %u, BW in %u \n",
+ (active == GNUNET_YES) ? "ACTIVE" : "INACTIVE",
+ GNUNET_i2s (id),
+ plugin_name,
+ (unsigned int) ntohl (bandwidth_out.value__),
+ (unsigned int) ntohl (bandwidth_in.value__));
+
+ /* Transmit result */
+ if ((GNUNET_YES == ai->all) || (GNUNET_YES == active))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending result for %s peer `%s' plugin `%s' BW out %u, BW in %u \n",
+ (active == GNUNET_YES) ? "ACTIVE" : "INACTIVE",
+ GNUNET_i2s (id),
+ plugin_name,
+ (unsigned int) ntohl (bandwidth_out.value__),
+ (unsigned int) ntohl (bandwidth_in.value__));
+ transmit_req_addr (cls,
+ id,
+ plugin_name,
+ plugin_addr, plugin_addr_len,
+ active,
+ atsi,
+ atsi_count,
+ bandwidth_out, bandwidth_in);
+ }
+}
+
+
+/**
+ * Iterator for GAS_handle_request_address_list
+ *
+ * @param cls the client requesting information
+ * @param id result
+ */
+static void
+req_addr_peer_it (void *cls,
+ const struct GNUNET_PeerIdentity *id)
+{
+ struct AddressIteration *ai = cls;
+ if (NULL != id)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Callback for peer `%s'\n", GNUNET_i2s (id));
+ GAS_addresses_get_peer_info (GSA_addresses, id, &req_addr_peerinfo_it, ai);
+ }
+ else
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer iteration done\n");
+ }
+}
+
+
+/**
+ * Handle 'address list request' messages from clients.
+ *
+ * @param cls unused, NULL
+ * @param client client that sent the request
+ * @param message the request message
+ */
+void
+GAS_handle_request_address_list (void *cls, struct GNUNET_SERVER_Client *client,
+ const struct GNUNET_MessageHeader *message)
+{
+ struct PerformanceClient *pc;
+ struct AddressIteration ai;
+ struct AddressListRequestMessage * alrm = (struct AddressListRequestMessage *) message;
+ struct GNUNET_PeerIdentity allzeros;
+ struct GNUNET_BANDWIDTH_Value32NBO bandwidth_zero;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received `%s' message\n",
+ "ADDRESSLIST_REQUEST");
+
+ if (NULL == (pc = find_client(client)))
+ {
+ GNUNET_break (0);
+ return;
+ }
+
+ ai.all = ntohl (alrm->all);
+ ai.id = ntohl (alrm->id);
+ ai.pc = pc;
+
+ memset (&allzeros, '\0', sizeof (struct GNUNET_PeerIdentity));
+ bandwidth_zero.value__ = htonl (0);
+ if (0 == memcmp (&alrm->peer, &allzeros, sizeof (struct GNUNET_PeerIdentity)))
+ {
+ /* Return addresses for all peers */
+ GAS_addresses_iterate_peers (GSA_addresses, &req_addr_peer_it, &ai);
+ transmit_req_addr (&ai, NULL, NULL, NULL, 0, GNUNET_NO, NULL, 0, bandwidth_zero, bandwidth_zero);
+ }
+ else
+ {
+ /* Return addresses for a specific peer */
+ GAS_addresses_get_peer_info (GSA_addresses, &alrm->peer, &req_addr_peerinfo_it, &ai);
+ transmit_req_addr (&ai, NULL, NULL, NULL, 0, GNUNET_NO, NULL, 0, bandwidth_zero, bandwidth_zero);
+ }
+ GNUNET_SERVER_receive_done (client, GNUNET_OK);
+}
+
+
+void
+GAS_handle_performance_update (struct GNUNET_PeerIdentity *peer,
+ const char *plugin_name,
+ const void *plugin_addr,
+ size_t plugin_addr_len,
+ const int active,
+ struct GNUNET_ATS_Information *ats,
+ uint32_t ats_count,
+ struct GNUNET_BANDWIDTH_Value32NBO
+ bandwidth_out,
+ struct GNUNET_BANDWIDTH_Value32NBO
+ bandwidth_in)
+{
+/* Notify here */
+ GAS_performance_notify_all_clients (peer,
+ plugin_name,
+ plugin_addr, plugin_addr_len,
+ active,
+ ats, ats_count,
+ bandwidth_out, bandwidth_in);
+
+#if 0
+ struct PerformanceClient *cur;
+ struct PerformanceMonitorClient *curm;
+ struct MonitorResponseMessage *mrm;
+ size_t msglen;
+
+ msglen = sizeof (struct MonitorResponseMessage) +
+ ats_count * sizeof (struct GNUNET_ATS_Information);
+ mrm = GNUNET_malloc (msglen);
+
+ mrm->header.type = htons (GNUNET_MESSAGE_TYPE_ATS_MONITOR_RESPONSE);
+ mrm->header.size = htons (msglen);
+ mrm->ats_count = htonl (ats_count);
+ mrm->peer = *peer;
+ memcpy (&mrm[1], ats, ats_count * sizeof (struct GNUNET_ATS_Information));
+
+ for (cur = pc_head; NULL != cur; cur = cur->next)
+ for (curm = cur->pm_head; NULL != curm; curm = curm->next)
+ {
+ /* Notify client about update */
+ mrm->id = htonl (curm->id);
+ GNUNET_SERVER_notification_context_unicast (nc,
+ cur->client,
+ (struct GNUNET_MessageHeader *) mrm,
+ GNUNET_YES);
+ }
+ GNUNET_free (mrm);
+#endif