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git://xwords.git.sourceforge.net/gitroot/xwords/xwords
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63 lines
2.2 KiB
C
63 lines
2.2 KiB
C
/* -*-mode: C; fill-column: 78; c-basic-offset: 4; -*- */
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/*
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* Copyright 2005 by Eric House (fixin@peak.org). All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef _XWRELAY_H_
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#define _XWRELAY_H_
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/* This file is meant to be included by both linux code that doesn't
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include xptypes and from Crosswords client code.*/
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/* Set if device is acting a server; cleared if as client */
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#define FLAGS_SERVER_BIT 0x01
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enum { XWRELAY_NONE /* 0 is an illegal value */
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, XWRELAY_CONNECT
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/* Sent from device to relay to establish connection to relay. Format:
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flags: 1; cookieLen: 1; cookie: <cookieLen>; hostID:
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2. connectionID: 2. If connectionID is not 0, host may be
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attempting to reconnect to an existing game. */
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, XWRELAY_CONNECTRESP
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/* Sent from relay to device in response to XWRELAY_CONNECT.
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Format: heartbeat_seconds: 2; connectionID: 2; */
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, XWRELAY_HEARTBEAT
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/* Sent in either direction. Format: cookieID: 2; srcID: 2 */
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, XWRELAY_MSG_FROMRELAY
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/* Sent from relay to device. Format: cookieID: 2; src_hostID: 2;
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dest_hostID: 2; data <len-headerLen> */
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, XWRELAY_MSG_TORELAY
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/* Sent from device to relay. Format: connectionID: 2; src_hostID:
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2; dest_hostID: 2 */
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};
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#ifndef CANT_DO_TYPEDEF
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typedef unsigned char XWRELAY_Cmd;
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#endif
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#define HOST_ID_NONE 0
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#define HOST_ID_SERVER 1
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#define MAX_COOKIE_LEN 15
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#define MAX_MSG_LEN 256 /* 100 is more like it */
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#endif
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