/*
This file is part of GNUnet.
- (C) 2012 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2012 Christian Grothoff (and other contributing authors)
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
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., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
+ Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
*/
/**
= (const struct GNUNET_CONSENSUS_ElementMessage *) mh;
struct GNUNET_SET_Element element;
- LOG (GNUNET_ERROR_TYPE_DEBUG, "received new element\n");
+ LOG (GNUNET_ERROR_TYPE_DEBUG,
+ "received new element\n");
- element.type = msg->element_type;
+ element.element_type = msg->element_type;
element.size = ntohs (msg->header.size) - sizeof (struct GNUNET_CONSENSUS_ElementMessage);
element.data = &msg[1];
GNUNET_CONSENSUS_ConcludeCallback cc;
+ GNUNET_MQ_destroy (consensus->mq);
+ consensus->mq = NULL;
+
+ GNUNET_CLIENT_disconnect (consensus->client);
+ consensus->client = NULL;
+
+
GNUNET_assert (NULL != (cc = consensus->conclude_cb));
consensus->conclude_cb = NULL;
cc (consensus->conclude_cls);
}
+/**
+ * Generic error handler, called with the appropriate
+ * error code and the same closure specified at the creation of
+ * the message queue.
+ * Not every message queue implementation supports an error handler.
+ *
+ * @param cls closure, same closure as for the message handlers
+ * @param error error code
+ */
+static void
+mq_error_handler (void *cls, enum GNUNET_MQ_Error error)
+{
+ LOG (GNUNET_ERROR_TYPE_WARNING, "consensus service disconnected us\n");
+}
+
+
/**
* Create a consensus session.
*
* Inclusion of the local peer is optional.
* @param session_id session identifier
* Allows a group of peers to have more than consensus session.
+ * @param start start time of the consensus, conclude should be called before
+ * the start time.
+ * @param deadline time when the consensus should have concluded
* @param new_element_cb callback, called when a new element is added to the set by
* another peer
* @param new_element_cls closure for new_element
unsigned int num_peers,
const struct GNUNET_PeerIdentity *peers,
const struct GNUNET_HashCode *session_id,
+ struct GNUNET_TIME_Absolute start,
+ struct GNUNET_TIME_Absolute deadline,
GNUNET_CONSENSUS_ElementCallback new_element_cb,
void *new_element_cls)
{
consensus->session_id = *session_id;
consensus->client = GNUNET_CLIENT_connect ("consensus", cfg);
consensus->mq = GNUNET_MQ_queue_for_connection_client (consensus->client,
- mq_handlers, NULL, consensus);
+ mq_handlers, mq_error_handler, consensus);
GNUNET_assert (consensus->client != NULL);
GNUNET_MESSAGE_TYPE_CONSENSUS_CLIENT_JOIN);
join_msg->session_id = consensus->session_id;
+ join_msg->start = GNUNET_TIME_absolute_hton (start);
+ join_msg->deadline = GNUNET_TIME_absolute_hton (deadline);
join_msg->num_peers = htonl (num_peers);
memcpy(&join_msg[1],
peers,
* inserted by the client.
*
* @param consensus consensus session
- * @param timeout timeout after which the conculde callback
+ * @param deadline deadline after which the conculde callback
* must be called
* @param conclude called when the conclusion was successful
* @param conclude_cls closure for the conclude callback
*/
void
GNUNET_CONSENSUS_conclude (struct GNUNET_CONSENSUS_Handle *consensus,
- struct GNUNET_TIME_Relative timeout,
GNUNET_CONSENSUS_ConcludeCallback conclude,
void *conclude_cls)
{
struct GNUNET_MQ_Envelope *ev;
- struct GNUNET_CONSENSUS_ConcludeMessage *conclude_msg;
GNUNET_assert (NULL != conclude);
GNUNET_assert (NULL == consensus->conclude_cb);
consensus->conclude_cls = conclude_cls;
consensus->conclude_cb = conclude;
- ev = GNUNET_MQ_msg (conclude_msg, GNUNET_MESSAGE_TYPE_CONSENSUS_CLIENT_CONCLUDE);
- conclude_msg->timeout = GNUNET_TIME_relative_hton (timeout);
-
+ ev = GNUNET_MQ_msg_header (GNUNET_MESSAGE_TYPE_CONSENSUS_CLIENT_CONCLUDE);
GNUNET_MQ_send (consensus->mq, ev);
}
void
GNUNET_CONSENSUS_destroy (struct GNUNET_CONSENSUS_Handle *consensus)
{
- if (consensus->client != NULL)
+ if (NULL != consensus->mq)
+ {
+ GNUNET_MQ_destroy (consensus->mq);
+ consensus->mq = NULL;
+ }
+ if (NULL != consensus->client)
{
GNUNET_CLIENT_disconnect (consensus->client);
consensus->client = NULL;