dlls/dplayx/dplayx_messages.h

   1 /*
   2  * Copyright 2000 Peter Hunnisett
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #ifndef __WINE_DPLAYX_MESSAGES__
  20 #define __WINE_DPLAYX_MESSAGES__
  21
  22 #include "windef.h"
  23 #include "dplay.h"
  24 #include "rpc.h" /* For GUID */
  25
  26 #include "dplay_global.h"
  27
  28 DWORD CreateLobbyMessageReceptionThread( HANDLE hNotifyEvent, HANDLE hStart,
  29                                          HANDLE hDeath, HANDLE hConnRead );
  30
  31 HRESULT DP_MSG_SendRequestPlayerId( IDirectPlay2AImpl* This, DWORD dwFlags,
  32                                     LPDPID lpdipidAllocatedId );
  33 HRESULT DP_MSG_ForwardPlayerCreation( IDirectPlay2AImpl* This, DPID dpidServer );
  34
  35 void DP_MSG_ReplyReceived( IDirectPlay2AImpl* This, WORD wCommandId,
  36                            LPCVOID lpMsgBody, DWORD dwMsgBodySize );
  37 void DP_MSG_ErrorReceived( IDirectPlay2AImpl* This, WORD wCommandId,
  38                            LPCVOID lpMsgBody, DWORD dwMsgBodySize );
  39 void DP_MSG_ToSelf( IDirectPlay2AImpl* This, DPID dpidSelf );
  40
  41 /* Timings -> 1000 ticks/sec */
  42 #define DPMSG_WAIT_5_SECS   5000
  43 #define DPMSG_WAIT_30_SECS 30000
  44 #define DPMSG_WAIT_60_SECS 60000
  45 #define DPMSG_DEFAULT_WAIT_TIME DPMSG_WAIT_30_SECS
  46
  47 /* Message types etc. */
  48 #include "pshpack1.h"
  49
  50 /* Non provided messages for DPLAY - guess work which may be wrong :( */
  51 #define DPMSGCMD_ENUMSESSIONSREPLY    1
  52 #define DPMSGCMD_ENUMSESSIONSREQUEST  2
  53 #define DPMSGCMD_GETNAMETABLEREPLY    3  /* Contains all existing players in session */
  54
  55 #define DPMSGCMD_REQUESTNEWPLAYERID   5
  56
  57 #define DPMSGCMD_NEWPLAYERIDREPLY     7
  58 #define DPMSGCMD_CREATESESSION        8 /* Might be a create nameserver or new player msg */
  59 #define DPMSGCMD_CREATENEWPLAYER      9
  60 #define DPMSGCMD_SYSTEMMESSAGE        10
  61 #define DPMSGCMD_DELETEPLAYER         11
  62 #define DPMSGCMD_DELETEGROUP          12
  63
  64 #define DPMSGCMD_ENUMGROUPS           17
  65
  66 #define DPMSGCMD_FORWARDADDPLAYER     19
  67
  68 #define DPMSGCMD_PLAYERCHAT           22
  69
  70 #define DPMSGCMD_FORWARDADDPLAYERNACK 36
  71
  72 #define DPMSGCMD_JUSTENVELOPE         1000
  73 #define DPMSGCMD_JUSTENVELOPEREPLY    1001
  74
  75 /* This is what DP 6 defines it as. Don't know what it means. All messages
  76  * defined below are DPMSGVER_DP6.
  77  */
  78 #define DPMSGVER_DP6 11
  79
  80 /* MAGIC number at the start of all dplay packets ("play" in ASCII) */
  81 #define DPMSGMAGIC_DPLAYMSG  0x79616c70
  82
  83 /* All messages sent from the system are sent with this at the beginning of
  84  * the message.
  85  * Size is 8 bytes
  86  */
  87 typedef struct tagDPMSG_SENDENVELOPE
  88 {
  89   DWORD dwMagic;
  90   WORD  wCommandId;
  91   WORD  wVersion;
  92 } DPMSG_SENDENVELOPE, *LPDPMSG_SENDENVELOPE;
  93 typedef const DPMSG_SENDENVELOPE* LPCDPMSG_SENDENVELOPE;
  94
  95 /* System messages exchanged between players seems to have this
  96  * payload envelope on top of the basic envelope
  97  */
  98 typedef struct tagDPMSG_SYSMSGENVELOPE
  99 {
 100   DWORD dwPlayerFrom;
 101   DWORD dwPlayerTo;
 102 } DPMSG_SYSMSGENVELOPE, *LPDPMSG_SYSMSGENVELOPE;
 103 typedef const DPMSG_SYSMSGENVELOPE* LPCDPMSG_SYSMSGENVELOPE;
 104
 105 /* Reply sent in response to an enumsession request */
 106 typedef struct tagDPMSG_ENUMSESSIONSREPLY
 107 {
 108   DPMSG_SENDENVELOPE envelope;
 109
 110 #if 0
 111   DWORD dwSize;  /* Size of DPSESSIONDESC2 struct */
 112   DWORD dwFlags; /* Sessions flags */
 113
 114   GUID guidInstance; /* Not 100% sure this is what it is... */
 115
 116   GUID guidApplication;
 117
 118   DWORD dwMaxPlayers;
 119   DWORD dwCurrentPlayers;
 120
 121   BYTE unknown[36];
 122 #else
 123   DPSESSIONDESC2 sd;
 124 #endif
 125
 126   DWORD dwUnknown;  /* Seems to be equal to 0x5c which is a "\\" */
 127                     /* Encryption package string? */
 128
 129   /* At the end we have ... */
 130   /* WCHAR wszSessionName[1];  Var length with NULL terminal */
 131
 132 } DPMSG_ENUMSESSIONSREPLY, *LPDPMSG_ENUMSESSIONSREPLY;
 133 typedef const DPMSG_ENUMSESSIONSREPLY* LPCDPMSG_ENUMSESSIONSREPLY;
 134
 135 /* Msg sent to find out what sessions are available */
 136 typedef struct tagDPMSG_ENUMSESSIONSREQUEST
 137 {
 138   DPMSG_SENDENVELOPE envelope;
 139
 140   GUID  guidApplication;
 141
 142   DWORD dwPasswordSize; /* A Guess. This is 0x00000000. */
 143                         /* This might be the name server DPID which
 144                            is needed for the reply */
 145
 146   DWORD dwFlags; /* dwFlags from EnumSessions */
 147
 148 } DPMSG_ENUMSESSIONSREQUEST, *LPDPMSG_ENUMSESSIONSREQUEST;
 149 typedef const DPMSG_ENUMSESSIONSREQUEST* LPCDPMSG_ENUMSESSIONSREQUEST;
 150
 151 /* Size is 146 received - with 18 or 20 bytes header = ~128 bytes */
 152 typedef struct tagDPMSG_CREATESESSION
 153 {
 154   DPMSG_SENDENVELOPE envelope;
 155 } DPMSG_CREATESESSION, *LPDPMSG_CREATESESSION;
 156 typedef const DPMSG_CREATESESSION* LPCDPMSG_CREATESESSION;
 157
 158 /* 12 bytes msg */
 159 typedef struct tagDPMSG_REQUESTNEWPLAYERID
 160 {
 161   DPMSG_SENDENVELOPE envelope;
 162
 163   DWORD dwFlags;  /* dwFlags used for CreatePlayer */
 164
 165 } DPMSG_REQUESTNEWPLAYERID, *LPDPMSG_REQUESTNEWPLAYERID;
 166 typedef const DPMSG_REQUESTNEWPLAYERID* LPCDPMSG_REQUESTNEWPLAYERID;
 167
 168 /* 48 bytes msg */
 169 typedef struct tagDPMSG_NEWPLAYERIDREPLY
 170 {
 171   DPMSG_SENDENVELOPE envelope;
 172
 173   DPID dpidNewPlayerId;
 174
 175   /* Assume that this is data that is tacked on to the end of the message
 176    * that comes from the SP remote data stored that needs to be propagated.
 177    */
 178   BYTE unknown[36];     /* This appears to always be 0 - not sure though */
 179 } DPMSG_NEWPLAYERIDREPLY, *LPDPMSG_NEWPLAYERIDREPLY;
 180 typedef const DPMSG_NEWPLAYERIDREPLY* LPCDPMSG_NEWPLAYERIDREPLY;
 181
 182 typedef struct tagDPMSG_FORWARDADDPLAYER
 183 {
 184   DPMSG_SENDENVELOPE envelope;
 185
 186   DWORD unknown; /* 0 */
 187
 188   DPID  dpidAppServer; /* Remote application server id */
 189   DWORD unknown2[5]; /* 0x0, 0x1c, 0x6c, 0x50, 0x9 */
 190
 191   DPID  dpidAppServer2; /* Remote application server id again !? */
 192   DWORD unknown3[5]; /* 0x0, 0x0, 0x20, 0x0, 0x0 */
 193
 194   DPID  dpidAppServer3; /* Remote application server id again !? */
 195
 196   DWORD unknown4[12]; /* ??? - Is this a clump of 5 and then 8? */
 197                       /* NOTE: 1 byte infront of the two 0x??090002 entries changes!
 198                       *       Is it a timestamp of some sort? 1st always smaller than
 199                       *       other...
 200                       */
 201 #define FORWARDADDPLAYER_UNKNOWN4_INIT { 0x30, 0xb, 0x0, 0x1e090002, 0x0, 0x0, 0x0, 0x32090002, 0x0, 0x0, 0x0, 0x0 }
 202
 203   BYTE unknown5[2]; /* 2 bytes at the end. This may be a part of something! ( 0x0, 0x0) */
 204
 205 } DPMSG_FORWARDADDPLAYER, *LPDPMSG_FORWARDADDPLAYER;
 206 typedef const DPMSG_FORWARDADDPLAYER* LPCDPMSG_FORWARDADDPLAYER;
 207
 208 /* This is an error message that can be received. Not sure if this is
 209  * specifically for a forward add player or for all errors
 210  */
 211 typedef struct tagDPMSG_FORWARDADDPLAYERNACK
 212 {
 213   DPMSG_SENDENVELOPE envelope;
 214   HRESULT errorCode;
 215 } DPMSG_FORWARDADDPLAYERNACK, *LPDPMSG_FORWARDADDPLAYERNACK;
 216 typedef const DPMSG_FORWARDADDPLAYERNACK* LPCDPMSG_FORWARDADDPLAYERNACK;
 217
 218 #include "poppack.h"
 219
 220 #endif