/*
 * Copyright (C) 2000,2001	Onlyer	(onlyer@263.net)
 * Copyright (C) 2001		faster	(lqx@cic.tsinghua.edu.cn)
 *
 * This program 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 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
#ifndef INCLUDED_D2CS_D2GS_PROTOCOL_H
#define INCLUDED_D2CS_D2GS_PROTOCOL_H
/* 
 * there is only little comments in this header file
 * check the documents for more details
*/

/* include your own header files here */
#ifdef D2CS
# include "common/bn_type.h"
#endif

#ifdef D2GS
# include "bn_types.h"
#pragma pack(push, pack01, 1)
#endif

typedef struct
{
	bn_short	size;
	bn_short	type;
	bn_int		seqno;			/* seqno, set by the sender */
} t_d2cs_d2gs_header;

typedef struct
{
	t_d2cs_d2gs_header	h;
} t_d2cs_d2gs_generic;

#define D2CS_D2GS_AUTHREQ		0x10
typedef struct
{
	t_d2cs_d2gs_header	h;
	bn_int			sessionnum;
	/* realm name */
} t_d2cs_d2gs_authreq;

#define D2GS_D2CS_AUTHREPLY		0x11
typedef struct
{
	t_d2cs_d2gs_header	h;
	bn_int			version;
	bn_int			checksum;
} t_d2gs_d2cs_authreply;

#define D2CS_D2GS_AUTHREPLY		0x11
typedef struct
{
	t_d2cs_d2gs_header	h;
	bn_int			reply;
} t_d2cs_d2gs_authreply;
#define D2CS_D2GS_AUTHREPLY_SUCCEED		0x00
#define D2CS_D2GS_AUTHREPLY_BAD_VERSION		0x01
#define D2CS_D2GS_AUTHREPLY_BAD_CHECKSUM	0x02

#define D2GS_D2CS_SETGSINFO		0x12
typedef struct
{
	t_d2cs_d2gs_header	h;
	bn_int			maxgame;
} t_d2gs_d2cs_setgsinfo;

#define D2CS_D2GS_ECHOREQ		0x13
typedef struct
{
	t_d2cs_d2gs_header	h;
} t_d2cs_d2gs_echoreq;

#define D2GS_D2CS_ECHOREPLY		0x13
typedef struct
{
	t_d2cs_d2gs_header	h;
} t_d2gs_d2cs_echoreply;

#define D2CS_D2GS_CREATEGAMEREQ		0x20
typedef struct
{
	t_d2cs_d2gs_header	h;
	bn_byte			expansion;
	bn_byte			difficulty;
	bn_byte			hardcore;
	/* gamename */
} t_d2cs_d2gs_creategamereq;
#define D2GAME_DIFFICULTY_NORMAL	0
#define D2GAME_DIFFICULTY_NIGHTMARE	1
#define D2GAME_DIFFICULTY_HELL		2

#define D2GS_D2CS_CREATEGAMEREPLY	0x20
typedef struct
{
	t_d2cs_d2gs_header	h;
	bn_int			result;
	bn_int			gameid;
} t_d2gs_d2cs_creategamereply;
#define D2GS_D2CS_CREATEGAME_SUCCEED		0
#define D2GS_D2CS_CREATEGAME_FAILED		1


#define D2CS_D2GS_JOINGAMEREQ		0x21
typedef struct
{
	t_d2cs_d2gs_header	h;
	bn_int			gameid;
	bn_int			token;
	/* character name */
	/* account name */
} t_d2cs_d2gs_joingamereq;

#define D2GS_D2CS_JOINGAMEREPLY		0x21
typedef struct
{
	t_d2cs_d2gs_header	h;
	bn_int			result;
	bn_int			gameid;
} t_d2gs_d2cs_joingamereply;
#define D2GS_D2CS_JOINGAME_SUCCEED			0
#define D2GS_D2CS_JOINGAME_FAILED			1

#define D2GS_D2CS_UPDATEGAMEINFO	0x22
typedef struct
{
	t_d2cs_d2gs_header	h;
	bn_int			flag;
	bn_int			gameid;
	bn_int			charlevel;
	bn_int			charclass;
	/* charname */
} t_d2gs_d2cs_updategameinfo;
#define D2GS_D2CS_UPDATEGAMEINFO_FLAG_UPDATE		0
#define D2GS_D2CS_UPDATEGAMEINFO_FLAG_ENTER		1
#define D2GS_D2CS_UPDATEGAMEINFO_FLAG_LEAVE		2

#define D2GS_D2CS_CLOSEGAME		0x23
typedef struct
{
	t_d2cs_d2gs_header	h;
	bn_int			gameid;
} t_d2gs_d2cs_closegame;

#ifdef D2GS
#pragma pack(pop, pack01)
#endif

#endif