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+/*
+ This file is part of GNUnet.
+ (C) 2009, 2010, 2011 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
+ 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+*/
+
+/**
+ * @file core/gnunet-service-core_neighbours.h
+ * @brief code for managing low-level 'plaintext' connections with transport (key exchange may or may not be done yet)
+ * @author Christian Grothoff
+ */
+#ifndef GNUNET_SERVICE_CORE_NEIGHBOURS_H
+#define GNUNET_SERVICE_CORE_NEIGHBOURS_H
+
+#include "gnunet_util_lib.h"
+
+/**
+ * Transmit the given message to the given target. Note that a
+ * non-control messages should only be transmitted after a
+ * 'GSC_SESSION_solicit' call was made (that call is always invoked
+ * when the message queue is empty). Outbound quotas and memory
+ * bounds will then be enfoced (as GSC_SESSION_solicit is only called
+ * if sufficient banwdith is available).
+ *
+ * @param target peer that should receive the message (must be connected)
+ * @param msg message to transmit
+ * @param timeout by when should the transmission be done?
+ */
+void
+GSC_NEIGHBOURS_transmit (const struct GNUNET_PeerIdentity *target,
+ const struct GNUNET_MessageHeader *msg,
+ struct GNUNET_TIME_Relative timeout);
+
+
+/**
+ * Initialize neighbours subsystem.
+ */
+int
+GSC_NEIGHBOURS_init (void);
+
+
+/**
+ * Shutdown neighbours subsystem.
+ */
+void
+GSC_NEIGHBOURS_done (void);
+
+
+#endif