/*
 * This file Copyright (C) 2007-2008 Charles Kerr <charles@rebelbase.com>
 *
 * This file is licensed by the GPL version 2.  Works owned by the
 * Transmission project are granted a special exemption to clause 2(b)
 * so that the bulk of its code can remain under the MIT license.
 * This exemption does not extend to derived works not owned by
 * the Transmission project.
 *
 * $Id: handshake.h 6949 2008-10-23 02:37:21Z charles $
 */

#ifndef TR_HANDSHAKE_H
#define TR_HANDSHAKE_H

#include "transmission.h"

struct in_addr;
struct tr_peerIo;
typedef struct tr_handshake tr_handshake;

/* returns true on success, false on error */
typedef int ( *handshakeDoneCB )( struct tr_handshake * handshake,
                                  struct tr_peerIo *    io,
                                  int                   isConnected,
                                  const uint8_t *       peerId,
                                  void *                userData );

tr_handshake *         tr_handshakeNew( struct tr_peerIo * io,
                                        tr_encryption_mode encryptionMode,
                                        handshakeDoneCB    doneCB,
                                        void *             doneUserData );

const struct in_addr * tr_handshakeGetAddr(
    const struct tr_handshake * handshake,
                                uint16_t
    *                           setme_port );

void                   tr_handshakeAbort( tr_handshake * handshake );

struct tr_peerIo*      tr_handshakeGetIO( tr_handshake * handshake );

#endif
