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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA 17 */ 18 19 #ifndef __WINE_DPLAYX_MESSAGES__ 20 #define __WINE_DPLAYX_MESSAGES__ 21 22 #include <stdarg.h> 23 24 #include "windef.h" 25 #include "winbase.h" 26 #include "dplay.h" 27 #include "rpc.h" /* For GUID */ 28 29 #include "dplay_global.h" 30 31 DWORD CreateLobbyMessageReceptionThread( HANDLE hNotifyEvent, HANDLE hStart, 32 HANDLE hDeath, HANDLE hConnRead ) DECLSPEC_HIDDEN; 33 34 HRESULT DP_MSG_SendRequestPlayerId( IDirectPlayImpl *This, DWORD dwFlags, 35 LPDPID lpdipidAllocatedId ) DECLSPEC_HIDDEN; 36 HRESULT DP_MSG_ForwardPlayerCreation( IDirectPlayImpl *This, DPID dpidServer ) DECLSPEC_HIDDEN; 37 38 void DP_MSG_ReplyReceived( IDirectPlayImpl *This, WORD wCommandId, 39 LPCVOID lpMsgBody, DWORD dwMsgBodySize ) DECLSPEC_HIDDEN; 40 void DP_MSG_ErrorReceived( IDirectPlayImpl *This, WORD wCommandId, 41 LPCVOID lpMsgBody, DWORD dwMsgBodySize ) DECLSPEC_HIDDEN; 42 void DP_MSG_ToSelf( IDirectPlayImpl *This, DPID dpidSelf ) DECLSPEC_HIDDEN; 43 44 /* Timings -> 1000 ticks/sec */ 45 #define DPMSG_WAIT_5_SECS 5000 46 #define DPMSG_WAIT_30_SECS 30000 47 #define DPMSG_WAIT_60_SECS 60000 48 #define DPMSG_DEFAULT_WAIT_TIME DPMSG_WAIT_30_SECS 49 50 /* Message types etc. */ 51 #include "pshpack1.h" 52 53 /* Non provided messages for DPLAY - guess work which may be wrong :( */ 54 #define DPMSGCMD_ENUMSESSIONSREPLY 1 55 #define DPMSGCMD_ENUMSESSIONSREQUEST 2 56 #define DPMSGCMD_GETNAMETABLEREPLY 3 /* Contains all existing players in session */ 57 58 #define DPMSGCMD_REQUESTNEWPLAYERID 5 59 60 #define DPMSGCMD_NEWPLAYERIDREPLY 7 61 #define DPMSGCMD_CREATESESSION 8 /* Might be a create nameserver or new player msg */ 62 #define DPMSGCMD_CREATENEWPLAYER 9 63 #define DPMSGCMD_SYSTEMMESSAGE 10 64 #define DPMSGCMD_DELETEPLAYER 11 65 #define DPMSGCMD_DELETEGROUP 12 66 67 #define DPMSGCMD_ENUMGROUPS 17 68 69 #define DPMSGCMD_FORWARDADDPLAYER 19 70 71 #define DPMSGCMD_PLAYERCHAT 22 72 73 #define DPMSGCMD_FORWARDADDPLAYERNACK 36 74 75 #define DPMSGCMD_JUSTENVELOPE 1000 76 #define DPMSGCMD_JUSTENVELOPEREPLY 1001 77 78 /* This is what DP 6 defines it as. Don't know what it means. All messages 79 * defined below are DPMSGVER_DP6. 80 */ 81 #define DPMSGVER_DP6 11 82 83 /* MAGIC number at the start of all dplay packets ("play" in ASCII) */ 84 #define DPMSGMAGIC_DPLAYMSG 0x79616c70 85 86 /* All messages sent from the system are sent with this at the beginning of 87 * the message. 88 * Size is 8 bytes 89 */ 90 typedef struct tagDPMSG_SENDENVELOPE 91 { 92 DWORD dwMagic; 93 WORD wCommandId; 94 WORD wVersion; 95 } DPMSG_SENDENVELOPE, *LPDPMSG_SENDENVELOPE; 96 typedef const DPMSG_SENDENVELOPE* LPCDPMSG_SENDENVELOPE; 97 98 /* System messages exchanged between players seems to have this 99 * payload envelope on top of the basic envelope 100 */ 101 typedef struct tagDPMSG_SYSMSGENVELOPE 102 { 103 DWORD dwPlayerFrom; 104 DWORD dwPlayerTo; 105 } DPMSG_SYSMSGENVELOPE, *LPDPMSG_SYSMSGENVELOPE; 106 typedef const DPMSG_SYSMSGENVELOPE* LPCDPMSG_SYSMSGENVELOPE; 107 108 /* Reply sent in response to an enumsession request */ 109 typedef struct tagDPMSG_ENUMSESSIONSREPLY 110 { 111 DPMSG_SENDENVELOPE envelope; 112 113 #if 0 114 DWORD dwSize; /* Size of DPSESSIONDESC2 struct */ 115 DWORD dwFlags; /* Sessions flags */ 116 117 GUID guidInstance; /* Not 100% sure this is what it is... */ 118 119 GUID guidApplication; 120 121 DWORD dwMaxPlayers; 122 DWORD dwCurrentPlayers; 123 124 BYTE unknown[36]; 125 #else 126 DPSESSIONDESC2 sd; 127 #endif 128 129 DWORD dwUnknown; /* Seems to be equal to 0x5c which is a "\\" */ 130 /* Encryption package string? */ 131 132 /* At the end we have ... */ 133 /* WCHAR wszSessionName[1]; Var length with NULL terminal */ 134 135 } DPMSG_ENUMSESSIONSREPLY, *LPDPMSG_ENUMSESSIONSREPLY; 136 typedef const DPMSG_ENUMSESSIONSREPLY* LPCDPMSG_ENUMSESSIONSREPLY; 137 138 /* Msg sent to find out what sessions are available */ 139 typedef struct tagDPMSG_ENUMSESSIONSREQUEST 140 { 141 DPMSG_SENDENVELOPE envelope; 142 143 GUID guidApplication; 144 145 DWORD dwPasswordSize; /* A Guess. This is 0x00000000. */ 146 /* This might be the name server DPID which 147 is needed for the reply */ 148 149 DWORD dwFlags; /* dwFlags from EnumSessions */ 150 151 } DPMSG_ENUMSESSIONSREQUEST, *LPDPMSG_ENUMSESSIONSREQUEST; 152 typedef const DPMSG_ENUMSESSIONSREQUEST* LPCDPMSG_ENUMSESSIONSREQUEST; 153 154 /* Size is 146 received - with 18 or 20 bytes header = ~128 bytes */ 155 typedef struct tagDPMSG_CREATESESSION 156 { 157 DPMSG_SENDENVELOPE envelope; 158 } DPMSG_CREATESESSION, *LPDPMSG_CREATESESSION; 159 typedef const DPMSG_CREATESESSION* LPCDPMSG_CREATESESSION; 160 161 /* 12 bytes msg */ 162 typedef struct tagDPMSG_REQUESTNEWPLAYERID 163 { 164 DPMSG_SENDENVELOPE envelope; 165 166 DWORD dwFlags; /* dwFlags used for CreatePlayer */ 167 168 } DPMSG_REQUESTNEWPLAYERID, *LPDPMSG_REQUESTNEWPLAYERID; 169 typedef const DPMSG_REQUESTNEWPLAYERID* LPCDPMSG_REQUESTNEWPLAYERID; 170 171 /* 48 bytes msg */ 172 typedef struct tagDPMSG_NEWPLAYERIDREPLY 173 { 174 DPMSG_SENDENVELOPE envelope; 175 176 DPID dpidNewPlayerId; 177 178 /* Assume that this is data that is tacked on to the end of the message 179 * that comes from the SP remote data stored that needs to be propagated. 180 */ 181 BYTE unknown[36]; /* This appears to always be 0 - not sure though */ 182 } DPMSG_NEWPLAYERIDREPLY, *LPDPMSG_NEWPLAYERIDREPLY; 183 typedef const DPMSG_NEWPLAYERIDREPLY* LPCDPMSG_NEWPLAYERIDREPLY; 184 185 typedef struct tagDPMSG_FORWARDADDPLAYER 186 { 187 DPMSG_SENDENVELOPE envelope; 188 189 DWORD unknown; /* 0 */ 190 191 DPID dpidAppServer; /* Remote application server id */ 192 DWORD unknown2[5]; /* 0x0, 0x1c, 0x6c, 0x50, 0x9 */ 193 194 DPID dpidAppServer2; /* Remote application server id again !? */ 195 DWORD unknown3[5]; /* 0x0, 0x0, 0x20, 0x0, 0x0 */ 196 197 DPID dpidAppServer3; /* Remote application server id again !? */ 198 199 DWORD unknown4[12]; /* ??? - Is this a clump of 5 and then 8? */ 200 /* NOTE: 1 byte in front of the two 0x??090002 entries changes! 201 * Is it a timestamp of some sort? 1st always smaller than 202 * other... 203 */ 204 #define FORWARDADDPLAYER_UNKNOWN4_INIT { 0x30, 0xb, 0x0, 0x1e090002, 0x0, 0x0, 0x0, 0x32090002, 0x0, 0x0, 0x0, 0x0 } 205 206 BYTE unknown5[2]; /* 2 bytes at the end. This may be a part of something! ( 0x0, 0x0) */ 207 208 } DPMSG_FORWARDADDPLAYER, *LPDPMSG_FORWARDADDPLAYER; 209 typedef const DPMSG_FORWARDADDPLAYER* LPCDPMSG_FORWARDADDPLAYER; 210 211 /* This is an error message that can be received. Not sure if this is 212 * specifically for a forward add player or for all errors 213 */ 214 typedef struct tagDPMSG_FORWARDADDPLAYERNACK 215 { 216 DPMSG_SENDENVELOPE envelope; 217 HRESULT errorCode; 218 } DPMSG_FORWARDADDPLAYERNACK, *LPDPMSG_FORWARDADDPLAYERNACK; 219 typedef const DPMSG_FORWARDADDPLAYERNACK* LPCDPMSG_FORWARDADDPLAYERNACK; 220 221 #include "poppack.h" 222 223 #endif 224