1 files changed, 2154 insertions, 0 deletions

diff --git a/dxsdk/Include/dplay.h b/dxsdk/Include/dplay.h
new file mode 100644
index 00000000..d91c0a5e
--- /dev/null
+++ b/dxsdk/Include/dplay.h
@@ -0,0 +1,2154 @@
+/*==========================================================================;
+ *
+ *  Copyright (C) 1994-1997 Microsoft Corporation.  All Rights Reserved.
+ *
+ *  File:       dplay.h
+ *  Content:    DirectPlay include file
+ *
+ ***************************************************************************/
+
+#ifndef __DPLAY_INCLUDED__
+#define __DPLAY_INCLUDED__
+
+#include <ole2.h>       // for DECLARE_INTERFACE and HRESULT
+
+/* avoid warnings in MSVC at Level4 */
+#if _MSC_VER >= 1200
+#pragma warning(push)
+#endif
+#pragma warning(disable:4201)
+
+
+/*
+ * Some types
+ */
+
+#ifndef _WIN64
+#define DWORD_PTR DWORD
+#endif
+
+typedef LPVOID (*LPRGLPVOID)[];
+typedef LPRGLPVOID PRGPVOID, LPRGPVOID, PRGLPVOID, PAPVOID, LPAPVOID, PALPVOID, LPALPVOID;
+
+#define VOL volatile
+typedef VOID *VOL LPVOIDV;
+
+
+#define _FACDP  0x877
+#define MAKE_DPHRESULT( code )    MAKE_HRESULT( 1, _FACDP, code )
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * GUIDS used by DirectPlay objects
+ */
+DEFINE_GUID(IID_IDirectPlay2, 0x2b74f7c0, 0x9154, 0x11cf, 0xa9, 0xcd, 0x0, 0xaa, 0x0, 0x68, 0x86, 0xe3);
+DEFINE_GUID(IID_IDirectPlay2A,0x9d460580, 0xa822, 0x11cf, 0x96, 0xc, 0x0, 0x80, 0xc7, 0x53, 0x4e, 0x82);
+
+DEFINE_GUID(IID_IDirectPlay3, 0x133efe40, 0x32dc, 0x11d0, 0x9c, 0xfb, 0x0, 0xa0, 0xc9, 0xa, 0x43, 0xcb);
+DEFINE_GUID(IID_IDirectPlay3A,0x133efe41, 0x32dc, 0x11d0, 0x9c, 0xfb, 0x0, 0xa0, 0xc9, 0xa, 0x43, 0xcb);
+
+DEFINE_GUID(IID_IDirectPlay4, 0xab1c530, 0x4745, 0x11d1, 0xa7, 0xa1, 0x0, 0x0, 0xf8, 0x3, 0xab, 0xfc);
+DEFINE_GUID(IID_IDirectPlay4A,0xab1c531, 0x4745, 0x11d1, 0xa7, 0xa1, 0x0, 0x0, 0xf8, 0x3, 0xab, 0xfc);
+
+// {D1EB6D20-8923-11d0-9D97-00A0C90A43CB}
+DEFINE_GUID(CLSID_DirectPlay,0xd1eb6d20, 0x8923, 0x11d0, 0x9d, 0x97, 0x0, 0xa0, 0xc9, 0xa, 0x43, 0xcb);
+
+/*
+ * GUIDS used by Service Providers shipped with DirectPlay
+ * Use these to identify Service Provider returned by EnumConnections
+ */
+
+// GUID for IPX service provider
+// {685BC400-9D2C-11cf-A9CD-00AA006886E3}
+DEFINE_GUID(DPSPGUID_IPX, 
+0x685bc400, 0x9d2c, 0x11cf, 0xa9, 0xcd, 0x0, 0xaa, 0x0, 0x68, 0x86, 0xe3);
+
+// GUID for TCP/IP service provider
+// 36E95EE0-8577-11cf-960C-0080C7534E82
+DEFINE_GUID(DPSPGUID_TCPIP,
+0x36E95EE0, 0x8577, 0x11cf, 0x96, 0xc, 0x0, 0x80, 0xc7, 0x53, 0x4e, 0x82);
+
+// GUID for Serial service provider
+// {0F1D6860-88D9-11cf-9C4E-00A0C905425E}
+DEFINE_GUID(DPSPGUID_SERIAL,						
+0xf1d6860, 0x88d9, 0x11cf, 0x9c, 0x4e, 0x0, 0xa0, 0xc9, 0x5, 0x42, 0x5e);
+
+// GUID for Modem service provider
+// {44EAA760-CB68-11cf-9C4E-00A0C905425E}
+DEFINE_GUID(DPSPGUID_MODEM,
+0x44eaa760, 0xcb68, 0x11cf, 0x9c, 0x4e, 0x0, 0xa0, 0xc9, 0x5, 0x42, 0x5e);
+
+/****************************************************************************
+ *
+ * DirectPlay Structures
+ *
+ * Various structures used to invoke DirectPlay.
+ *
+ ****************************************************************************/
+
+#ifndef IDIRECTPLAY2_OR_GREATER
+typedef struct IDirectPlay        FAR *LPDIRECTPLAY;
+#else
+typedef struct IUnknown           FAR *LPDIRECTPLAY;
+#endif
+
+typedef struct IDirectPlay2       FAR *LPDIRECTPLAY2;
+typedef struct IDirectPlay2       FAR *LPDIRECTPLAY2A;
+typedef struct IDirectPlay2       IDirectPlay2A;
+
+typedef struct IDirectPlay3       FAR *LPDIRECTPLAY3;
+typedef struct IDirectPlay3       FAR *LPDIRECTPLAY3A;
+typedef struct IDirectPlay3       IDirectPlay3A;
+
+typedef struct IDirectPlay4       FAR *LPDIRECTPLAY4;
+typedef struct IDirectPlay4       FAR *LPDIRECTPLAY4A;
+typedef struct IDirectPlay4       IDirectPlay4A;
+
+/*
+ * DPID
+ * DirectPlay player and group ID
+ */
+typedef DWORD DPID, FAR *LPDPID;
+
+/*
+ * DPID that system messages come from
+ */
+#define DPID_SYSMSG         0
+
+/*
+ * DPID representing all players in the session
+ */
+#define DPID_ALLPLAYERS     0
+
+/*
+ * DPID representing the server player
+ */
+#define DPID_SERVERPLAYER	1
+
+
+/*
+ * DPID representing the maxiumum ID in the range of DPID's reserved for
+ * use by DirectPlay.
+ */
+#define DPID_RESERVEDRANGE     100
+
+/*
+ * The player ID is unknown (used with e.g. DPSESSION_NOMESSAGEID)
+ */
+#define DPID_UNKNOWN		0xFFFFFFFF
+
+/*
+ * DPCAPS
+ * Used to obtain the capabilities of a DirectPlay object
+ */
+typedef struct
+{
+    DWORD dwSize;               // Size of structure, in bytes
+    DWORD dwFlags;              // DPCAPS_xxx flags
+    DWORD dwMaxBufferSize;      // Maximum message size, in bytes,  for this service provider
+    DWORD dwMaxQueueSize;       // Obsolete. 
+    DWORD dwMaxPlayers;         // Maximum players/groups (local + remote)
+    DWORD dwHundredBaud;        // Bandwidth in 100 bits per second units; 
+                                // i.e. 24 is 2400, 96 is 9600, etc.
+    DWORD dwLatency;            // Estimated latency; 0 = unknown
+    DWORD dwMaxLocalPlayers;    // Maximum # of locally created players allowed
+    DWORD dwHeaderLength;       // Maximum header length, in bytes, on messages
+                                // added by the service provider
+    DWORD dwTimeout;            // Service provider's suggested timeout value
+                                // This is how long DirectPlay will wait for 
+                                // responses to system messages
+} DPCAPS, FAR *LPDPCAPS;
+
+/*
+ * This DirectPlay object is the session host.  If the host exits the
+ * session, another application will become the host and receive a
+ * DPSYS_HOST system message.
+ */
+#define DPCAPS_ISHOST               0x00000002
+
+/*
+ * The service provider bound to this DirectPlay object can optimize
+ * group messaging.
+ */
+#define DPCAPS_GROUPOPTIMIZED       0x00000008
+
+/*
+ * The service provider bound to this DirectPlay object can optimize
+ * keep alives (see DPSESSION_KEEPALIVE)
+ */
+#define DPCAPS_KEEPALIVEOPTIMIZED   0x00000010
+
+/*
+ * The service provider bound to this DirectPlay object can optimize
+ * guaranteed message delivery.
+ */
+#define DPCAPS_GUARANTEEDOPTIMIZED  0x00000020
+
+/*
+ * This DirectPlay object supports guaranteed message delivery.
+ */
+#define DPCAPS_GUARANTEEDSUPPORTED  0x00000040
+
+/*
+ * This DirectPlay object supports digital signing of messages.
+ */
+#define DPCAPS_SIGNINGSUPPORTED     0x00000080
+
+/*
+ * This DirectPlay object supports encryption of messages.
+ */
+#define DPCAPS_ENCRYPTIONSUPPORTED  0x00000100
+
+/*
+ * This DirectPlay player was created on this machine
+ */
+#define DPPLAYERCAPS_LOCAL			0x00000800
+
+/*
+ * Current Open settings supports all forms of Cancel
+ */
+#define DPCAPS_ASYNCCANCELSUPPORTED    0x00001000
+
+/*
+ * Current Open settings supports CancelAll, but not Cancel
+ */
+#define DPCAPS_ASYNCCANCELALLSUPPORTED 0x00002000
+
+/*
+ *  Current Open settings supports Send Timeouts for sends
+ */
+#define DPCAPS_SENDTIMEOUTSUPPORTED   0x00004000
+
+/*
+ *  Current Open settings supports send priority
+ */
+#define DPCAPS_SENDPRIORITYSUPPORTED   0x00008000
+
+/*
+ *  Current Open settings supports DPSEND_ASYNC flag
+ */
+#define DPCAPS_ASYNCSUPPORTED 		   0x00010000
+
+
+/*
+ * DPSESSIONDESC2
+ * Used to describe the properties of a DirectPlay
+ * session instance
+ */
+typedef struct
+{
+    DWORD   dwSize;             // Size of structure
+    DWORD   dwFlags;            // DPSESSION_xxx flags
+    GUID    guidInstance;       // ID for the session instance
+    GUID    guidApplication;    // GUID of the DirectPlay application.
+                                // GUID_NULL for all applications.
+    DWORD   dwMaxPlayers;       // Maximum # players allowed in session
+    DWORD   dwCurrentPlayers;   // Current # players in session (read only)
+    union
+    {                           // Name of the session
+        LPWSTR  lpszSessionName;    // Unicode
+        LPSTR   lpszSessionNameA;   // ANSI
+    };
+    union
+    {                           // Password of the session (optional)
+        LPWSTR  lpszPassword;       // Unicode
+        LPSTR   lpszPasswordA;      // ANSI
+    };
+    DWORD_PTR   dwReserved1;        // Reserved for future MS use.
+    DWORD_PTR   dwReserved2;
+    DWORD_PTR   dwUser1;            // For use by the application
+    DWORD_PTR   dwUser2;
+    DWORD_PTR   dwUser3;
+    DWORD_PTR   dwUser4;
+} DPSESSIONDESC2, FAR *LPDPSESSIONDESC2;
+
+typedef DPSESSIONDESC2 * VOL LPDPSESSIONDESC2_V;
+
+/*
+ * LPCDPSESSIONDESC2
+ * A constant pointer to DPSESSIONDESC2
+ */
+typedef const DPSESSIONDESC2 FAR *LPCDPSESSIONDESC2;
+ 
+/*
+ * Applications cannot create new players in this session.
+ */
+#define DPSESSION_NEWPLAYERSDISABLED    0x00000001 
+
+/*
+ * If the DirectPlay object that created the session, the host,
+ * quits, then the host will attempt to migrate to another
+ * DirectPlay object so that new players can continue to be created
+ * and new applications can join the session.
+ */
+#define DPSESSION_MIGRATEHOST           0x00000004
+
+/*
+ * This flag tells DirectPlay not to set the idPlayerTo and idPlayerFrom 
+ * fields in player messages.  This cuts two DWORD's off the message 
+ * overhead.
+ */
+#define DPSESSION_NOMESSAGEID           0x00000008
+
+
+/*
+ * This flag tells DirectPlay to not allow any new applications to
+ * join the session.  Applications already in the session can still
+ * create new players.
+ */
+#define DPSESSION_JOINDISABLED          0x00000020
+
+/*
+ * This flag tells DirectPlay to detect when remote players 
+ * exit abnormally (e.g. their computer or modem gets unplugged)
+ */
+#define DPSESSION_KEEPALIVE             0x00000040
+
+/*
+ * This flag tells DirectPlay not to send a message to all players
+ * when a players remote data changes
+ */
+#define DPSESSION_NODATAMESSAGES        0x00000080
+
+/*
+ * This flag indicates that the session belongs to a secure server
+ * and needs user authentication
+ */
+#define DPSESSION_SECURESERVER          0x00000100
+
+/*
+ * This flag indicates that the session is private and requirs a password
+ * for EnumSessions as well as Open.
+ */
+#define DPSESSION_PRIVATE               0x00000200
+
+/*
+ * This flag indicates that the session requires a password for joining.
+ */
+#define DPSESSION_PASSWORDREQUIRED      0x00000400
+
+/*
+ * This flag tells DirectPlay to route all messages through the server
+ */
+#define DPSESSION_MULTICASTSERVER		0x00000800
+
+/*
+ * This flag tells DirectPlay to only download information about the
+ * DPPLAYER_SERVERPLAYER.  
+ */
+#define DPSESSION_CLIENTSERVER			0x00001000
+
+/*
+ * This flag tells DirectPlay to use the protocol built into dplay
+ * for reliability and statistics all the time.  When this bit is
+ * set, only other sessions with this bit set can join or be joined.
+ */
+#define DPSESSION_DIRECTPLAYPROTOCOL	0x00002000
+
+/*
+ * This flag tells DirectPlay that preserving order of received
+ * packets is not important, when using reliable delivery.  This
+ * will allow messages to be indicated out of order if preceding
+ * messages have not yet arrived.  Otherwise DPLAY will wait for
+ * earlier messages before delivering later reliable messages.
+ */
+#define DPSESSION_NOPRESERVEORDER		0x00004000
+
+
+/*
+ * This flag tells DirectPlay to optimize communication for latency
+ */
+#define DPSESSION_OPTIMIZELATENCY		0x00008000
+
+/*
+ * This flag allows lobby launched games that aren't voice enabled
+ * to get voice capabilities.
+ */
+#define DPSESSION_ALLOWVOICERETRO		0x00010000
+
+/*
+ * This flag supresses transmission of session desc changes.
+ * DPSESSION_NODATAMESSAGES was supposed to do that, but SetSessionDesc
+ * was ignoring the flag and some apps depended on the broken behavior, this
+ * flag allows applications to get the right behaviour without breaking apps depending
+ * on old broken behavior.
+ */
+#define DPSESSION_NOSESSIONDESCMESSAGES		0x00020000
+ 
+/*
+ * DPNAME
+ * Used to hold the name of a DirectPlay entity
+ * like a player or a group
+ */
+typedef struct 
+{
+    DWORD   dwSize;             // Size of structure
+    DWORD   dwFlags;            // Not used. Must be zero.
+    union
+    {                           // The short or friendly name
+        LPWSTR  lpszShortName;  // Unicode
+        LPSTR   lpszShortNameA; // ANSI
+    };
+    union
+    {                           // The long or formal name
+        LPWSTR  lpszLongName;   // Unicode
+        LPSTR   lpszLongNameA;  // ANSI
+    };
+
+} DPNAME, FAR *LPDPNAME;
+
+/*
+ * LPCDPNAME
+ * A constant pointer to DPNAME
+ */
+typedef const DPNAME FAR *LPCDPNAME;
+
+/*
+ * DPCREDENTIALS
+ * Used to hold the user name and password of a DirectPlay user
+ */
+typedef struct 
+{
+    DWORD dwSize;               // Size of structure
+    DWORD dwFlags;              // Not used. Must be zero.
+    union
+    {                           // User name of the account
+        LPWSTR  lpszUsername;   // Unicode
+        LPSTR   lpszUsernameA;  // ANSI
+    };    
+    union
+    {                           // Password of the account
+        LPWSTR  lpszPassword;   // Unicode
+        LPSTR   lpszPasswordA;  // ANSI
+    };    
+    union
+    {                           // Domain name of the account
+        LPWSTR  lpszDomain;     // Unicode
+        LPSTR   lpszDomainA;    // ANSI
+    };    
+} DPCREDENTIALS, FAR *LPDPCREDENTIALS;
+
+typedef const DPCREDENTIALS FAR *LPCDPCREDENTIALS;
+
+/*
+ * DPSECURITYDESC
+ * Used to describe the security properties of a DirectPlay
+ * session instance
+ */
+typedef struct 
+{
+    DWORD dwSize;                   // Size of structure
+    DWORD dwFlags;                  // Not used. Must be zero.
+    union
+    {                               // SSPI provider name
+        LPWSTR  lpszSSPIProvider;   // Unicode
+        LPSTR   lpszSSPIProviderA;  // ANSI
+    };
+    union
+    {                               // CAPI provider name
+        LPWSTR lpszCAPIProvider;    // Unicode
+        LPSTR  lpszCAPIProviderA;   // ANSI
+    };
+    DWORD dwCAPIProviderType;       // Crypto Service Provider type
+    DWORD dwEncryptionAlgorithm;    // Encryption Algorithm type
+} DPSECURITYDESC, FAR *LPDPSECURITYDESC;
+
+typedef const DPSECURITYDESC FAR *LPCDPSECURITYDESC;
+
+/*
+ * DPACCOUNTDESC
+ * Used to describe a user membership account
+ */
+typedef struct 
+{
+    DWORD dwSize;                   // Size of structure
+    DWORD dwFlags;                  // Not used. Must be zero.
+    union
+    {                               // Account identifier
+        LPWSTR  lpszAccountID;      // Unicode
+        LPSTR   lpszAccountIDA;     // ANSI
+    };
+} DPACCOUNTDESC, FAR *LPDPACCOUNTDESC;
+
+typedef const DPACCOUNTDESC FAR *LPCDPACCOUNTDESC;
+
+/*
+ * LPCGUID
+ * A constant pointer to a guid
+ */
+typedef const GUID FAR *LPCGUID;
+
+/*
+ * DPLCONNECTION
+ * Used to hold all in the informaion needed to connect
+ * an application to a session or create a session
+ */
+typedef struct
+{
+    DWORD               dwSize;             // Size of this structure
+    DWORD               dwFlags;            // Flags specific to this structure
+    LPDPSESSIONDESC2    lpSessionDesc;      // Pointer to session desc to use on connect
+    LPDPNAME            lpPlayerName;       // Pointer to Player name structure
+    GUID                guidSP;             // GUID of the DPlay SP to use
+    LPVOID              lpAddress;          // Address for service provider
+    DWORD               dwAddressSize;      // Size of address data
+} DPLCONNECTION, FAR *LPDPLCONNECTION;
+
+/*
+ * LPCDPLCONNECTION
+ * A constant pointer to DPLCONNECTION
+ */
+typedef const DPLCONNECTION FAR *LPCDPLCONNECTION;
+
+/*
+ * DPCHAT
+ * Used to hold the a DirectPlay chat message
+ */
+typedef struct
+{
+    DWORD               dwSize;
+    DWORD               dwFlags;
+    union
+    {                          // Message string
+        LPWSTR  lpszMessage;   // Unicode
+        LPSTR   lpszMessageA;  // ANSI
+    };    
+} DPCHAT, FAR * LPDPCHAT;
+
+/*
+ * SGBUFFER
+ * Scatter Gather Buffer used for SendEx
+ */
+typedef struct 
+{
+	UINT         len;       // length of buffer data
+	PUCHAR	     pData;		// pointer to buffer data
+} SGBUFFER, *PSGBUFFER, FAR *LPSGBUFFER;
+
+
+/****************************************************************************
+ *
+ * Prototypes for DirectPlay callback functions
+ *
+ ****************************************************************************/
+
+/*
+ * Callback for IDirectPlay2::EnumSessions
+ */
+typedef BOOL (FAR PASCAL * LPDPENUMSESSIONSCALLBACK2)(
+    LPCDPSESSIONDESC2   lpThisSD,
+    LPDWORD             lpdwTimeOut,
+    DWORD               dwFlags,
+    LPVOID              lpContext );
+
+/*
+ * This flag is set on the EnumSessions callback dwFlags parameter when
+ * the time out has occurred. There will be no session data for this 
+ * callback. If *lpdwTimeOut is set to a non-zero value and the 
+ * EnumSessionsCallback function returns TRUE then EnumSessions will 
+ * continue waiting until the next timeout occurs. Timeouts are in 
+ * milliseconds.
+ */
+#define DPESC_TIMEDOUT          0x00000001
+
+
+/*
+ * Callback for IDirectPlay2::EnumPlayers
+ *              IDirectPlay2::EnumGroups
+ *              IDirectPlay2::EnumGroupPlayers
+ */
+typedef BOOL (FAR PASCAL *LPDPENUMPLAYERSCALLBACK2)(
+    DPID            dpId,
+    DWORD           dwPlayerType,
+    LPCDPNAME       lpName,
+    DWORD           dwFlags,
+    LPVOID          lpContext );
+
+
+/*
+ * Unicode callback for DirectPlayEnumerate
+ * This callback prototype will be used if compiling
+ * for Unicode strings
+ */
+typedef BOOL (FAR PASCAL * LPDPENUMDPCALLBACK)(
+    LPGUID      lpguidSP,
+    LPWSTR      lpSPName,
+    DWORD       dwMajorVersion,
+    DWORD       dwMinorVersion,
+    LPVOID      lpContext);
+
+/*
+ * ANSI callback for DirectPlayEnumerate
+ * This callback prototype will be used if compiling
+ * for ANSI strings
+ */
+typedef BOOL (FAR PASCAL * LPDPENUMDPCALLBACKA)(
+    LPGUID      lpguidSP,
+    LPSTR       lpSPName,
+    DWORD       dwMajorVersion,     
+    DWORD       dwMinorVersion,
+    LPVOID      lpContext);
+
+/*
+ * Callback for IDirectPlay3(A)::EnumConnections
+ */
+typedef BOOL (FAR PASCAL * LPDPENUMCONNECTIONSCALLBACK)(
+    LPCGUID     lpguidSP,
+	LPVOID		lpConnection,
+	DWORD		dwConnectionSize,
+    LPCDPNAME   lpName,
+	DWORD 		dwFlags,
+	LPVOID 		lpContext);
+
+
+/*
+ * API's
+ */
+
+#ifdef UNICODE
+#define DirectPlayEnumerate     DirectPlayEnumerateW
+#else
+#define DirectPlayEnumerate     DirectPlayEnumerateA
+#endif // UNICODE
+
+extern HRESULT WINAPI DirectPlayEnumerateA( LPDPENUMDPCALLBACKA, LPVOID );
+extern HRESULT WINAPI DirectPlayEnumerateW( LPDPENUMDPCALLBACK, LPVOID );
+extern HRESULT WINAPI DirectPlayCreate( LPGUID lpGUID, LPDIRECTPLAY *lplpDP, IUnknown *pUnk);
+
+/****************************************************************************
+ *
+ * IDirectPlay2 (and IDirectPlay2A) Interface
+ *
+ ****************************************************************************/
+
+#undef INTERFACE
+#define INTERFACE IDirectPlay2
+DECLARE_INTERFACE_( IDirectPlay2, IUnknown )
+{
+    /*** IUnknown methods ***/
+    STDMETHOD(QueryInterface)       (THIS_ REFIID riid, LPVOID * ppvObj) PURE;
+    STDMETHOD_(ULONG,AddRef)        (THIS)  PURE;
+    STDMETHOD_(ULONG,Release)       (THIS) PURE;
+    /*** IDirectPlay2 methods ***/
+    STDMETHOD(AddPlayerToGroup)     (THIS_ DPID, DPID) PURE;
+    STDMETHOD(Close)                (THIS) PURE;
+    STDMETHOD(CreateGroup)          (THIS_ LPDPID,LPDPNAME,LPVOID,DWORD,DWORD) PURE;
+    STDMETHOD(CreatePlayer)         (THIS_ LPDPID,LPDPNAME,HANDLE,LPVOID,DWORD,DWORD) PURE;
+    STDMETHOD(DeletePlayerFromGroup)(THIS_ DPID,DPID) PURE;
+    STDMETHOD(DestroyGroup)         (THIS_ DPID) PURE;
+    STDMETHOD(DestroyPlayer)        (THIS_ DPID) PURE;
+    STDMETHOD(EnumGroupPlayers)     (THIS_ DPID,LPGUID,LPDPENUMPLAYERSCALLBACK2,LPVOID,DWORD) PURE;
+    STDMETHOD(EnumGroups)           (THIS_ LPGUID,LPDPENUMPLAYERSCALLBACK2,LPVOID,DWORD) PURE;
+    STDMETHOD(EnumPlayers)          (THIS_ LPGUID,LPDPENUMPLAYERSCALLBACK2,LPVOID,DWORD) PURE;
+    STDMETHOD(EnumSessions)         (THIS_ LPDPSESSIONDESC2,DWORD,LPDPENUMSESSIONSCALLBACK2,LPVOID,DWORD) PURE;
+    STDMETHOD(GetCaps)              (THIS_ LPDPCAPS,DWORD) PURE;
+    STDMETHOD(GetGroupData)         (THIS_ DPID,LPVOID,LPDWORD,DWORD) PURE;
+    STDMETHOD(GetGroupName)         (THIS_ DPID,LPVOID,LPDWORD) PURE;
+    STDMETHOD(GetMessageCount)      (THIS_ DPID, LPDWORD) PURE;
+    STDMETHOD(GetPlayerAddress)     (THIS_ DPID,LPVOID,LPDWORD) PURE;
+    STDMETHOD(GetPlayerCaps)        (THIS_ DPID,LPDPCAPS,DWORD) PURE;
+    STDMETHOD(GetPlayerData)        (THIS_ DPID,LPVOID,LPDWORD,DWORD) PURE;
+    STDMETHOD(GetPlayerName)        (THIS_ DPID,LPVOID,LPDWORD) PURE;
+    STDMETHOD(GetSessionDesc)       (THIS_ LPVOID,LPDWORD) PURE;
+    STDMETHOD(Initialize)           (THIS_ LPGUID) PURE;
+    STDMETHOD(Open)                 (THIS_ LPDPSESSIONDESC2,DWORD) PURE;
+    STDMETHOD(Receive)              (THIS_ LPDPID,LPDPID,DWORD,LPVOID,LPDWORD) PURE;
+    STDMETHOD(Send)                 (THIS_ DPID, DPID, DWORD, LPVOID, DWORD) PURE;
+    STDMETHOD(SetGroupData)         (THIS_ DPID,LPVOID,DWORD,DWORD) PURE;
+    STDMETHOD(SetGroupName)         (THIS_ DPID,LPDPNAME,DWORD) PURE;
+    STDMETHOD(SetPlayerData)        (THIS_ DPID,LPVOID,DWORD,DWORD) PURE;
+    STDMETHOD(SetPlayerName)        (THIS_ DPID,LPDPNAME,DWORD) PURE;
+    STDMETHOD(SetSessionDesc)       (THIS_ LPDPSESSIONDESC2,DWORD) PURE;
+};
+
+/****************************************************************************
+ *
+ * IDirectPlay2 interface macros
+ *
+ ****************************************************************************/
+
+#if !defined(__cplusplus) || defined(CINTERFACE)
+
+#define IDirectPlay2_QueryInterface(p,a,b)          (p)->lpVtbl->QueryInterface(p,a,b)
+#define IDirectPlay2_AddRef(p)                      (p)->lpVtbl->AddRef(p)
+#define IDirectPlay2_Release(p)                     (p)->lpVtbl->Release(p)
+#define IDirectPlay2_AddPlayerToGroup(p,a,b)        (p)->lpVtbl->AddPlayerToGroup(p,a,b)
+#define IDirectPlay2_Close(p)                       (p)->lpVtbl->Close(p)
+#define IDirectPlay2_CreateGroup(p,a,b,c,d,e)       (p)->lpVtbl->CreateGroup(p,a,b,c,d,e)
+#define IDirectPlay2_CreatePlayer(p,a,b,c,d,e,f)    (p)->lpVtbl->CreatePlayer(p,a,b,c,d,e,f)
+#define IDirectPlay2_DeletePlayerFromGroup(p,a,b)   (p)->lpVtbl->DeletePlayerFromGroup(p,a,b)
+#define IDirectPlay2_DestroyGroup(p,a)              (p)->lpVtbl->DestroyGroup(p,a)
+#define IDirectPlay2_DestroyPlayer(p,a)             (p)->lpVtbl->DestroyPlayer(p,a)
+#define IDirectPlay2_EnumGroupPlayers(p,a,b,c,d,e)  (p)->lpVtbl->EnumGroupPlayers(p,a,b,c,d,e)
+#define IDirectPlay2_EnumGroups(p,a,b,c,d)          (p)->lpVtbl->EnumGroups(p,a,b,c,d)
+#define IDirectPlay2_EnumPlayers(p,a,b,c,d)         (p)->lpVtbl->EnumPlayers(p,a,b,c,d)
+#define IDirectPlay2_EnumSessions(p,a,b,c,d,e)      (p)->lpVtbl->EnumSessions(p,a,b,c,d,e)
+#define IDirectPlay2_GetCaps(p,a,b)                 (p)->lpVtbl->GetCaps(p,a,b)
+#define IDirectPlay2_GetMessageCount(p,a,b)         (p)->lpVtbl->GetMessageCount(p,a,b)
+#define IDirectPlay2_GetGroupData(p,a,b,c,d)        (p)->lpVtbl->GetGroupData(p,a,b,c,d)
+#define IDirectPlay2_GetGroupName(p,a,b,c)          (p)->lpVtbl->GetGroupName(p,a,b,c)
+#define IDirectPlay2_GetPlayerAddress(p,a,b,c)      (p)->lpVtbl->GetPlayerAddress(p,a,b,c)
+#define IDirectPlay2_GetPlayerCaps(p,a,b,c)         (p)->lpVtbl->GetPlayerCaps(p,a,b,c)
+#define IDirectPlay2_GetPlayerData(p,a,b,c,d)       (p)->lpVtbl->GetPlayerData(p,a,b,c,d)
+#define IDirectPlay2_GetPlayerName(p,a,b,c)         (p)->lpVtbl->GetPlayerName(p,a,b,c)
+#define IDirectPlay2_GetSessionDesc(p,a,b)          (p)->lpVtbl->GetSessionDesc(p,a,b)
+#define IDirectPlay2_Initialize(p,a)                (p)->lpVtbl->Initialize(p,a)
+#define IDirectPlay2_Open(p,a,b)                    (p)->lpVtbl->Open(p,a,b)
+#define IDirectPlay2_Receive(p,a,b,c,d,e)           (p)->lpVtbl->Receive(p,a,b,c,d,e)
+#define IDirectPlay2_Send(p,a,b,c,d,e)              (p)->lpVtbl->Send(p,a,b,c,d,e)
+#define IDirectPlay2_SetGroupData(p,a,b,c,d)        (p)->lpVtbl->SetGroupData(p,a,b,c,d)
+#define IDirectPlay2_SetGroupName(p,a,b,c)          (p)->lpVtbl->SetGroupName(p,a,b,c)
+#define IDirectPlay2_SetPlayerData(p,a,b,c,d)       (p)->lpVtbl->SetPlayerData(p,a,b,c,d)
+#define IDirectPlay2_SetPlayerName(p,a,b,c)         (p)->lpVtbl->SetPlayerName(p,a,b,c)
+#define IDirectPlay2_SetSessionDesc(p,a,b)          (p)->lpVtbl->SetSessionDesc(p,a,b)
+
+#else /* C++ */
+
+#define IDirectPlay2_QueryInterface(p,a,b)          (p)->QueryInterface(a,b)
+#define IDirectPlay2_AddRef(p)                      (p)->AddRef()
+#define IDirectPlay2_Release(p)                     (p)->Release()
+#define IDirectPlay2_AddPlayerToGroup(p,a,b)        (p)->AddPlayerToGroup(a,b)
+#define IDirectPlay2_Close(p)                       (p)->Close()
+#define IDirectPlay2_CreateGroup(p,a,b,c,d,e)       (p)->CreateGroup(a,b,c,d,e)
+#define IDirectPlay2_CreatePlayer(p,a,b,c,d,e,f)    (p)->CreatePlayer(a,b,c,d,e,f)
+#define IDirectPlay2_DeletePlayerFromGroup(p,a,b)   (p)->DeletePlayerFromGroup(a,b)
+#define IDirectPlay2_DestroyGroup(p,a)              (p)->DestroyGroup(a)
+#define IDirectPlay2_DestroyPlayer(p,a)             (p)->DestroyPlayer(a)
+#define IDirectPlay2_EnumGroupPlayers(p,a,b,c,d,e)  (p)->EnumGroupPlayers(a,b,c,d,e)
+#define IDirectPlay2_EnumGroups(p,a,b,c,d)          (p)->EnumGroups(a,b,c,d)
+#define IDirectPlay2_EnumPlayers(p,a,b,c,d)         (p)->EnumPlayers(a,b,c,d)
+#define IDirectPlay2_EnumSessions(p,a,b,c,d,e)      (p)->EnumSessions(a,b,c,d,e)
+#define IDirectPlay2_GetCaps(p,a,b)                 (p)->GetCaps(a,b)
+#define IDirectPlay2_GetMessageCount(p,a,b)         (p)->GetMessageCount(a,b)
+#define IDirectPlay2_GetGroupData(p,a,b,c,d)        (p)->GetGroupData(a,b,c,d)
+#define IDirectPlay2_GetGroupName(p,a,b,c)          (p)->GetGroupName(a,b,c)
+#define IDirectPlay2_GetPlayerAddress(p,a,b,c)      (p)->GetPlayerAddress(a,b,c)
+#define IDirectPlay2_GetPlayerCaps(p,a,b,c)         (p)->GetPlayerCaps(a,b,c)
+#define IDirectPlay2_GetPlayerData(p,a,b,c,d)       (p)->GetPlayerData(a,b,c,d)
+#define IDirectPlay2_GetPlayerName(p,a,b,c)         (p)->GetPlayerName(a,b,c)
+#define IDirectPlay2_GetSessionDesc(p,a,b)          (p)->GetSessionDesc(a,b)
+#define IDirectPlay2_Initialize(p,a)                (p)->Initialize(a)
+#define IDirectPlay2_Open(p,a,b)                    (p)->Open(a,b)
+#define IDirectPlay2_Receive(p,a,b,c,d,e)           (p)->Receive(a,b,c,d,e)
+#define IDirectPlay2_Send(p,a,b,c,d,e)              (p)->Send(a,b,c,d,e)
+#define IDirectPlay2_SetGroupData(p,a,b,c,d)        (p)->SetGroupData(a,b,c,d)
+#define IDirectPlay2_SetGroupName(p,a,b,c)          (p)->SetGroupName(a,b,c)
+#define IDirectPlay2_SetPlayerData(p,a,b,c,d)       (p)->SetPlayerData(a,b,c,d)
+#define IDirectPlay2_SetPlayerName(p,a,b,c)         (p)->SetPlayerName(a,b,c)
+#define IDirectPlay2_SetSessionDesc(p,a,b)          (p)->SetSessionDesc(a,b)
+
+#endif
+
+/****************************************************************************
+ *
+ * IDirectPlay3 (and IDirectPlay3A) Interface
+ *
+ ****************************************************************************/
+
+#undef INTERFACE
+#define INTERFACE IDirectPlay3
+DECLARE_INTERFACE_( IDirectPlay3, IDirectPlay2 )
+{
+    /*** IUnknown methods ***/
+    STDMETHOD(QueryInterface)       (THIS_ REFIID riid, LPVOID * ppvObj) PURE;
+    STDMETHOD_(ULONG,AddRef)        (THIS)  PURE;
+    STDMETHOD_(ULONG,Release)       (THIS) PURE;
+    /*** IDirectPlay2 methods ***/
+    STDMETHOD(AddPlayerToGroup)     (THIS_ DPID, DPID) PURE;
+    STDMETHOD(Close)                (THIS) PURE;
+    STDMETHOD(CreateGroup)          (THIS_ LPDPID,LPDPNAME,LPVOID,DWORD,DWORD) PURE;
+    STDMETHOD(CreatePlayer)         (THIS_ LPDPID,LPDPNAME,HANDLE,LPVOID,DWORD,DWORD) PURE;
+    STDMETHOD(DeletePlayerFromGroup)(THIS_ DPID,DPID) PURE;
+    STDMETHOD(DestroyGroup)         (THIS_ DPID) PURE;
+    STDMETHOD(DestroyPlayer)        (THIS_ DPID) PURE;
+    STDMETHOD(EnumGroupPlayers)     (THIS_ DPID,LPGUID,LPDPENUMPLAYERSCALLBACK2,LPVOID,DWORD) PURE;
+    STDMETHOD(EnumGroups)           (THIS_ LPGUID,LPDPENUMPLAYERSCALLBACK2,LPVOID,DWORD) PURE;
+    STDMETHOD(EnumPlayers)          (THIS_ LPGUID,LPDPENUMPLAYERSCALLBACK2,LPVOID,DWORD) PURE;
+    STDMETHOD(EnumSessions)         (THIS_ LPDPSESSIONDESC2,DWORD,LPDPENUMSESSIONSCALLBACK2,LPVOID,DWORD) PURE;
+    STDMETHOD(GetCaps)              (THIS_ LPDPCAPS,DWORD) PURE;
+    STDMETHOD(GetGroupData)         (THIS_ DPID,LPVOID,LPDWORD,DWORD) PURE;
+    STDMETHOD(GetGroupName)         (THIS_ DPID,LPVOID,LPDWORD) PURE;
+    STDMETHOD(GetMessageCount)      (THIS_ DPID, LPDWORD) PURE;
+    STDMETHOD(GetPlayerAddress)     (THIS_ DPID,LPVOID,LPDWORD) PURE;
+    STDMETHOD(GetPlayerCaps)        (THIS_ DPID,LPDPCAPS,DWORD) PURE;
+    STDMETHOD(GetPlayerData)        (THIS_ DPID,LPVOID,LPDWORD,DWORD) PURE;
+    STDMETHOD(GetPlayerName)        (THIS_ DPID,LPVOID,LPDWORD) PURE;
+    STDMETHOD(GetSessionDesc)       (THIS_ LPVOID,LPDWORD) PURE;
+    STDMETHOD(Initialize)           (THIS_ LPGUID) PURE;
+    STDMETHOD(Open)                 (THIS_ LPDPSESSIONDESC2,DWORD) PURE;
+    STDMETHOD(Receive)              (THIS_ LPDPID,LPDPID,DWORD,LPVOID,LPDWORD) PURE;
+    STDMETHOD(Send)                 (THIS_ DPID, DPID, DWORD, LPVOID, DWORD) PURE;
+    STDMETHOD(SetGroupData)         (THIS_ DPID,LPVOID,DWORD,DWORD) PURE;
+    STDMETHOD(SetGroupName)         (THIS_ DPID,LPDPNAME,DWORD) PURE;
+    STDMETHOD(SetPlayerData)        (THIS_ DPID,LPVOID,DWORD,DWORD) PURE;
+    STDMETHOD(SetPlayerName)        (THIS_ DPID,LPDPNAME,DWORD) PURE;
+    STDMETHOD(SetSessionDesc)       (THIS_ LPDPSESSIONDESC2,DWORD) PURE;
+    /*** IDirectPlay3 methods ***/
+    STDMETHOD(AddGroupToGroup)      (THIS_ DPID, DPID) PURE;
+    STDMETHOD(CreateGroupInGroup)   (THIS_ DPID,LPDPID,LPDPNAME,LPVOID,DWORD,DWORD) PURE;
+    STDMETHOD(DeleteGroupFromGroup)	(THIS_ DPID,DPID) PURE;	
+    STDMETHOD(EnumConnections)     	(THIS_ LPCGUID,LPDPENUMCONNECTIONSCALLBACK,LPVOID,DWORD) PURE;
+    STDMETHOD(EnumGroupsInGroup)	(THIS_ DPID,LPGUID,LPDPENUMPLAYERSCALLBACK2,LPVOID,DWORD) PURE;
+	STDMETHOD(GetGroupConnectionSettings)(THIS_ DWORD, DPID, LPVOID, LPDWORD) PURE;
+	STDMETHOD(InitializeConnection) (THIS_ LPVOID,DWORD) PURE;
+    STDMETHOD(SecureOpen)           (THIS_ LPCDPSESSIONDESC2,DWORD,LPCDPSECURITYDESC,LPCDPCREDENTIALS) PURE;
+	STDMETHOD(SendChatMessage)      (THIS_ DPID,DPID,DWORD,LPDPCHAT) PURE;
+	STDMETHOD(SetGroupConnectionSettings)(THIS_ DWORD,DPID,LPDPLCONNECTION) PURE;
+	STDMETHOD(StartSession)         (THIS_ DWORD,DPID) PURE;
+	STDMETHOD(GetGroupFlags)        (THIS_ DPID,LPDWORD) PURE;
+	STDMETHOD(GetGroupParent)       (THIS_ DPID,LPDPID) PURE;
+	STDMETHOD(GetPlayerAccount)     (THIS_ DPID, DWORD, LPVOID, LPDWORD) PURE;
+	STDMETHOD(GetPlayerFlags)       (THIS_ DPID,LPDWORD) PURE;
+};
+
+/****************************************************************************
+ *
+ * IDirectPlay3 interface macros
+ *
+ ****************************************************************************/
+
+#if !defined(__cplusplus) || defined(CINTERFACE)
+
+#define IDirectPlay3_QueryInterface(p,a,b)          (p)->lpVtbl->QueryInterface(p,a,b)
+#define IDirectPlay3_AddRef(p)                      (p)->lpVtbl->AddRef(p)
+#define IDirectPlay3_Release(p)                     (p)->lpVtbl->Release(p)
+#define IDirectPlay3_AddPlayerToGroup(p,a,b)        (p)->lpVtbl->AddPlayerToGroup(p,a,b)
+#define IDirectPlay3_Close(p)                       (p)->lpVtbl->Close(p)
+#define IDirectPlay3_CreateGroup(p,a,b,c,d,e)       (p)->lpVtbl->CreateGroup(p,a,b,c,d,e)
+#define IDirectPlay3_CreatePlayer(p,a,b,c,d,e,f)    (p)->lpVtbl->CreatePlayer(p,a,b,c,d,e,f)
+#define IDirectPlay3_DeletePlayerFromGroup(p,a,b)   (p)->lpVtbl->DeletePlayerFromGroup(p,a,b)
+#define IDirectPlay3_DestroyGroup(p,a)              (p)->lpVtbl->DestroyGroup(p,a)
+#define IDirectPlay3_DestroyPlayer(p,a)             (p)->lpVtbl->DestroyPlayer(p,a)
+#define IDirectPlay3_EnumGroupPlayers(p,a,b,c,d,e)  (p)->lpVtbl->EnumGroupPlayers(p,a,b,c,d,e)
+#define IDirectPlay3_EnumGroups(p,a,b,c,d)          (p)->lpVtbl->EnumGroups(p,a,b,c,d)
+#define IDirectPlay3_EnumPlayers(p,a,b,c,d)         (p)->lpVtbl->EnumPlayers(p,a,b,c,d)
+#define IDirectPlay3_EnumSessions(p,a,b,c,d,e)      (p)->lpVtbl->EnumSessions(p,a,b,c,d,e)
+#define IDirectPlay3_GetCaps(p,a,b)                 (p)->lpVtbl->GetCaps(p,a,b)
+#define IDirectPlay3_GetMessageCount(p,a,b)         (p)->lpVtbl->GetMessageCount(p,a,b)
+#define IDirectPlay3_GetGroupData(p,a,b,c,d)        (p)->lpVtbl->GetGroupData(p,a,b,c,d)
+#define IDirectPlay3_GetGroupName(p,a,b,c)          (p)->lpVtbl->GetGroupName(p,a,b,c)
+#define IDirectPlay3_GetPlayerAddress(p,a,b,c)      (p)->lpVtbl->GetPlayerAddress(p,a,b,c)
+#define IDirectPlay3_GetPlayerCaps(p,a,b,c)         (p)->lpVtbl->GetPlayerCaps(p,a,b,c)
+#define IDirectPlay3_GetPlayerData(p,a,b,c,d)       (p)->lpVtbl->GetPlayerData(p,a,b,c,d)
+#define IDirectPlay3_GetPlayerName(p,a,b,c)         (p)->lpVtbl->GetPlayerName(p,a,b,c)
+#define IDirectPlay3_GetSessionDesc(p,a,b)          (p)->lpVtbl->GetSessionDesc(p,a,b)
+#define IDirectPlay3_Initialize(p,a)                (p)->lpVtbl->Initialize(p,a)
+#define IDirectPlay3_Open(p,a,b)                    (p)->lpVtbl->Open(p,a,b)
+#define IDirectPlay3_Receive(p,a,b,c,d,e)           (p)->lpVtbl->Receive(p,a,b,c,d,e)
+#define IDirectPlay3_Send(p,a,b,c,d,e)              (p)->lpVtbl->Send(p,a,b,c,d,e)
+#define IDirectPlay3_SetGroupData(p,a,b,c,d)        (p)->lpVtbl->SetGroupData(p,a,b,c,d)
+#define IDirectPlay3_SetGroupName(p,a,b,c)          (p)->lpVtbl->SetGroupName(p,a,b,c)
+#define IDirectPlay3_SetPlayerData(p,a,b,c,d)       (p)->lpVtbl->SetPlayerData(p,a,b,c,d)
+#define IDirectPlay3_SetPlayerName(p,a,b,c)         (p)->lpVtbl->SetPlayerName(p,a,b,c)
+#define IDirectPlay3_SetSessionDesc(p,a,b)          (p)->lpVtbl->SetSessionDesc(p,a,b)
+#define IDirectPlay3_AddGroupToGroup(p,a,b) 		(p)->lpVtbl->AddGroupToGroup(p,a,b)
+#define IDirectPlay3_CreateGroupInGroup(p,a,b,c,d,e,f) (p)->lpVtbl->CreateGroupInGroup(p,a,b,c,d,e,f)
+#define IDirectPlay3_DeleteGroupFromGroup(p,a,b)   	(p)->lpVtbl->DeleteGroupFromGroup(p,a,b)
+#define IDirectPlay3_EnumConnections(p,a,b,c,d) 	(p)->lpVtbl->EnumConnections(p,a,b,c,d)
+#define IDirectPlay3_EnumGroupsInGroup(p,a,b,c,d,e) (p)->lpVtbl->EnumGroupsInGroup(p,a,b,c,d,e)
+#define IDirectPlay3_GetGroupConnectionSettings(p,a,b,c,d) (p)->lpVtbl->GetGroupConnectionSettings(p,a,b,c,d)
+#define IDirectPlay3_InitializeConnection(p,a,b) 	(p)->lpVtbl->InitializeConnection(p,a,b)
+#define IDirectPlay3_SecureOpen(p,a,b,c,d)          (p)->lpVtbl->SecureOpen(p,a,b,c,d)
+#define IDirectPlay3_SendChatMessage(p,a,b,c,d)     (p)->lpVtbl->SendChatMessage(p,a,b,c,d)
+#define IDirectPlay3_SetGroupConnectionSettings(p,a,b,c) (p)->lpVtbl->SetGroupConnectionSettings(p,a,b,c)
+#define IDirectPlay3_StartSession(p,a,b)            (p)->lpVtbl->StartSession(p,a,b)
+#define IDirectPlay3_GetGroupFlags(p,a,b)           (p)->lpVtbl->GetGroupFlags(p,a,b)
+#define IDirectPlay3_GetGroupParent(p,a,b)          (p)->lpVtbl->GetGroupParent(p,a,b)
+#define IDirectPlay3_GetPlayerAccount(p,a,b,c,d)    (p)->lpVtbl->GetPlayerAccount(p,a,b,c,d)
+#define IDirectPlay3_GetPlayerFlags(p,a,b)          (p)->lpVtbl->GetPlayerFlags(p,a,b)
+
+#else /* C++ */
+
+#define IDirectPlay3_QueryInterface(p,a,b)          (p)->QueryInterface(a,b)
+#define IDirectPlay3_AddRef(p)                      (p)->AddRef()
+#define IDirectPlay3_Release(p)                     (p)->Release()
+#define IDirectPlay3_AddPlayerToGroup(p,a,b)        (p)->AddPlayerToGroup(a,b)
+#define IDirectPlay3_Close(p)                       (p)->Close()
+#define IDirectPlay3_CreateGroup(p,a,b,c,d,e)       (p)->CreateGroup(a,b,c,d,e)
+#define IDirectPlay3_CreatePlayer(p,a,b,c,d,e,f)    (p)->CreatePlayer(a,b,c,d,e,f)
+#define IDirectPlay3_DeletePlayerFromGroup(p,a,b)   (p)->DeletePlayerFromGroup(a,b)
+#define IDirectPlay3_DestroyGroup(p,a)              (p)->DestroyGroup(a)
+#define IDirectPlay3_DestroyPlayer(p,a)             (p)->DestroyPlayer(a)
+#define IDirectPlay3_EnumGroupPlayers(p,a,b,c,d,e)  (p)->EnumGroupPlayers(a,b,c,d,e)
+#define IDirectPlay3_EnumGroups(p,a,b,c,d)          (p)->EnumGroups(a,b,c,d)
+#define IDirectPlay3_EnumPlayers(p,a,b,c,d)         (p)->EnumPlayers(a,b,c,d)
+#define IDirectPlay3_EnumSessions(p,a,b,c,d,e)      (p)->EnumSessions(a,b,c,d,e)
+#define IDirectPlay3_GetCaps(p,a,b)                 (p)->GetCaps(a,b)
+#define IDirectPlay3_GetMessageCount(p,a,b)         (p)->GetMessageCount(a,b)
+#define IDirectPlay3_GetGroupData(p,a,b,c,d)        (p)->GetGroupData(a,b,c,d)
+#define IDirectPlay3_GetGroupName(p,a,b,c)          (p)->GetGroupName(a,b,c)
+#define IDirectPlay3_GetPlayerAddress(p,a,b,c)      (p)->GetPlayerAddress(a,b,c)
+#define IDirectPlay3_GetPlayerCaps(p,a,b,c)         (p)->GetPlayerCaps(a,b,c)
+#define IDirectPlay3_GetPlayerData(p,a,b,c,d)       (p)->GetPlayerData(a,b,c,d)
+#define IDirectPlay3_GetPlayerName(p,a,b,c)         (p)->GetPlayerName(a,b,c)
+#define IDirectPlay3_GetSessionDesc(p,a,b)          (p)->GetSessionDesc(a,b)
+#define IDirectPlay3_Initialize(p,a)                (p)->Initialize(a)
+#define IDirectPlay3_Open(p,a,b)                    (p)->Open(a,b)
+#define IDirectPlay3_Receive(p,a,b,c,d,e)           (p)->Receive(a,b,c,d,e)
+#define IDirectPlay3_Send(p,a,b,c,d,e)              (p)->Send(a,b,c,d,e)
+#define IDirectPlay3_SetGroupData(p,a,b,c,d)        (p)->SetGroupData(a,b,c,d)
+#define IDirectPlay3_SetGroupName(p,a,b,c)          (p)->SetGroupName(a,b,c)
+#define IDirectPlay3_SetPlayerData(p,a,b,c,d)       (p)->SetPlayerData(a,b,c,d)
+#define IDirectPlay3_SetPlayerName(p,a,b,c)         (p)->SetPlayerName(a,b,c)
+#define IDirectPlay3_SetSessionDesc(p,a,b)          (p)->SetSessionDesc(a,b)
+#define IDirectPlay3_AddGroupToGroup(p,a,b) 		(p)->AddGroupToGroup(a,b)
+#define IDirectPlay3_CreateGroupInGroup(p,a,b,c,d,e,f) (p)->CreateGroupInGroup(a,b,c,d,e,f)
+#define IDirectPlay3_DeleteGroupFromGroup(p,a,b)   	(p)->DeleteGroupFromGroup(a,b)
+#define IDirectPlay3_EnumConnections(p,a,b,c,d)     (p)->EnumConnections(a,b,c,d)
+#define IDirectPlay3_EnumGroupsInGroup(p,a,b,c,d,e) (p)->EnumGroupsInGroup(a,b,c,d,e)
+#define IDirectPlay3_GetGroupConnectionSettings(p,a,b,c,d) (p)->GetGroupConnectionSettings(a,b,c,d)
+#define IDirectPlay3_InitializeConnection(p,a,b)    (p)->InitializeConnection(a,b)
+#define IDirectPlay3_SecureOpen(p,a,b,c,d)          (p)->SecureOpen(a,b,c,d)
+#define IDirectPlay3_SendChatMessage(p,a,b,c,d)     (p)->SendChatMessage(a,b,c,d)
+#define IDirectPlay3_SetGroupConnectionSettings(p,a,b,c) (p)->SetGroupConnectionSettings(a,b,c)
+#define IDirectPlay3_StartSession(p,a,b)            (p)->StartSession(a,b)
+#define IDirectPlay3_GetGroupFlags(p,a,b)           (p)->GetGroupFlags(a,b)
+#define IDirectPlay3_GetGroupParent(p,a,b)          (p)->GetGroupParent(a,b)
+#define IDirectPlay3_GetPlayerAccount(p,a,b,c,d)    (p)->GetPlayerAccount(a,b,c,d)
+#define IDirectPlay3_GetPlayerFlags(p,a,b)          (p)->GetPlayerFlags(a,b)
+
+#endif
+
+/****************************************************************************
+ *
+ * IDirectPlay4 (and IDirectPlay4A) Interface
+ *
+ ****************************************************************************/
+
+#undef INTERFACE
+#define INTERFACE IDirectPlay4
+DECLARE_INTERFACE_( IDirectPlay4, IDirectPlay3 )
+{
+    /*** IUnknown methods ***/
+    STDMETHOD(QueryInterface)       (THIS_ REFIID riid, LPVOID * ppvObj) PURE;
+    STDMETHOD_(ULONG,AddRef)        (THIS)  PURE;
+    STDMETHOD_(ULONG,Release)       (THIS) PURE;
+    /*** IDirectPlay2 methods ***/
+    STDMETHOD(AddPlayerToGroup)     (THIS_ DPID, DPID) PURE;
+    STDMETHOD(Close)                (THIS) PURE;
+    STDMETHOD(CreateGroup)          (THIS_ LPDPID,LPDPNAME,LPVOID,DWORD,DWORD) PURE;
+    STDMETHOD(CreatePlayer)         (THIS_ LPDPID,LPDPNAME,HANDLE,LPVOID,DWORD,DWORD) PURE;
+    STDMETHOD(DeletePlayerFromGroup)(THIS_ DPID,DPID) PURE;
+    STDMETHOD(DestroyGroup)         (THIS_ DPID) PURE;
+    STDMETHOD(DestroyPlayer)        (THIS_ DPID) PURE;
+    STDMETHOD(EnumGroupPlayers)     (THIS_ DPID,LPGUID,LPDPENUMPLAYERSCALLBACK2,LPVOID,DWORD) PURE;
+    STDMETHOD(EnumGroups)           (THIS_ LPGUID,LPDPENUMPLAYERSCALLBACK2,LPVOID,DWORD) PURE;
+    STDMETHOD(EnumPlayers)          (THIS_ LPGUID,LPDPENUMPLAYERSCALLBACK2,LPVOID,DWORD) PURE;
+    STDMETHOD(EnumSessions)         (THIS_ LPDPSESSIONDESC2,DWORD,LPDPENUMSESSIONSCALLBACK2,LPVOID,DWORD) PURE;
+    STDMETHOD(GetCaps)              (THIS_ LPDPCAPS,DWORD) PURE;
+    STDMETHOD(GetGroupData)         (THIS_ DPID,LPVOID,LPDWORD,DWORD) PURE;
+    STDMETHOD(GetGroupName)         (THIS_ DPID,LPVOID,LPDWORD) PURE;
+    STDMETHOD(GetMessageCount)      (THIS_ DPID, LPDWORD) PURE;
+    STDMETHOD(GetPlayerAddress)     (THIS_ DPID,LPVOID,LPDWORD) PURE;
+    STDMETHOD(GetPlayerCaps)        (THIS_ DPID,LPDPCAPS,DWORD) PURE;
+    STDMETHOD(GetPlayerData)        (THIS_ DPID,LPVOID,LPDWORD,DWORD) PURE;
+    STDMETHOD(GetPlayerName)        (THIS_ DPID,LPVOID,LPDWORD) PURE;
+    STDMETHOD(GetSessionDesc)       (THIS_ LPVOID,LPDWORD) PURE;
+    STDMETHOD(Initialize)           (THIS_ LPGUID) PURE;
+    STDMETHOD(Open)                 (THIS_ LPDPSESSIONDESC2,DWORD) PURE;
+    STDMETHOD(Receive)              (THIS_ LPDPID,LPDPID,DWORD,LPVOID,LPDWORD) PURE;
+    STDMETHOD(Send)                 (THIS_ DPID, DPID, DWORD, LPVOID, DWORD) PURE;
+    STDMETHOD(SetGroupData)         (THIS_ DPID,LPVOID,DWORD,DWORD) PURE;
+    STDMETHOD(SetGroupName)         (THIS_ DPID,LPDPNAME,DWORD) PURE;
+    STDMETHOD(SetPlayerData)        (THIS_ DPID,LPVOID,DWORD,DWORD) PURE;
+    STDMETHOD(SetPlayerName)        (THIS_ DPID,LPDPNAME,DWORD) PURE;
+    STDMETHOD(SetSessionDesc)       (THIS_ LPDPSESSIONDESC2,DWORD) PURE;
+    /*** IDirectPlay3 methods ***/
+    STDMETHOD(AddGroupToGroup)      (THIS_ DPID, DPID) PURE;
+    STDMETHOD(CreateGroupInGroup)   (THIS_ DPID,LPDPID,LPDPNAME,LPVOID,DWORD,DWORD) PURE;
+    STDMETHOD(DeleteGroupFromGroup)	(THIS_ DPID,DPID) PURE;	
+    STDMETHOD(EnumConnections)     	(THIS_ LPCGUID,LPDPENUMCONNECTIONSCALLBACK,LPVOID,DWORD) PURE;
+    STDMETHOD(EnumGroupsInGroup)	(THIS_ DPID,LPGUID,LPDPENUMPLAYERSCALLBACK2,LPVOID,DWORD) PURE;
+	STDMETHOD(GetGroupConnectionSettings)(THIS_ DWORD, DPID, LPVOID, LPDWORD) PURE;
+	STDMETHOD(InitializeConnection) (THIS_ LPVOID,DWORD) PURE;
+    STDMETHOD(SecureOpen)           (THIS_ LPCDPSESSIONDESC2,DWORD,LPCDPSECURITYDESC,LPCDPCREDENTIALS) PURE;
+    STDMETHOD(SendChatMessage)      (THIS_ DPID,DPID,DWORD,LPDPCHAT) PURE;
+    STDMETHOD(SetGroupConnectionSettings)(THIS_ DWORD,DPID,LPDPLCONNECTION) PURE;
+    STDMETHOD(StartSession)         (THIS_ DWORD,DPID) PURE;
+    STDMETHOD(GetGroupFlags)        (THIS_ DPID,LPDWORD) PURE;
+    STDMETHOD(GetGroupParent)       (THIS_ DPID,LPDPID) PURE;
+    STDMETHOD(GetPlayerAccount)     (THIS_ DPID, DWORD, LPVOID, LPDWORD) PURE;
+    STDMETHOD(GetPlayerFlags)       (THIS_ DPID,LPDWORD) PURE;
+    /*** IDirectPlay4 methods ***/
+    STDMETHOD(GetGroupOwner)        (THIS_ DPID, LPDPID) PURE;
+    STDMETHOD(SetGroupOwner)        (THIS_ DPID, DPID) PURE;
+    STDMETHOD(SendEx)               (THIS_ DPID, DPID, DWORD, LPVOID, DWORD, DWORD, DWORD, LPVOID, DWORD_PTR *) PURE;
+    STDMETHOD(GetMessageQueue)      (THIS_ DPID, DPID, DWORD, LPDWORD, LPDWORD) PURE;
+    STDMETHOD(CancelMessage)        (THIS_ DWORD, DWORD) PURE;
+    STDMETHOD(CancelPriority)       (THIS_ DWORD, DWORD, DWORD) PURE;
+};
+
+/****************************************************************************
+ *
+ * IDirectPlayX interface macros (for IDirectPlay4 and beyond)
+ *
+ ****************************************************************************/
+
+#if !defined(__cplusplus) || defined(CINTERFACE)
+
+#define IDirectPlayX_QueryInterface(p,a,b)          (p)->lpVtbl->QueryInterface(p,a,b)
+#define IDirectPlayX_AddRef(p)                      (p)->lpVtbl->AddRef(p)
+#define IDirectPlayX_Release(p)                     (p)->lpVtbl->Release(p)
+#define IDirectPlayX_AddPlayerToGroup(p,a,b)        (p)->lpVtbl->AddPlayerToGroup(p,a,b)
+#define IDirectPlayX_CancelMessage(p,a,b)           (p)->lpVtbl->CancelMessage(p,a,b)
+#define IDirectPlayX_CancelPriority(p,a,b,c)        (p)->lpVtbl->CancelPriority(p,a,b,c)
+#define IDirectPlayX_Close(p)                       (p)->lpVtbl->Close(p)
+#define IDirectPlayX_CreateGroup(p,a,b,c,d,e)       (p)->lpVtbl->CreateGroup(p,a,b,c,d,e)
+#define IDirectPlayX_CreatePlayer(p,a,b,c,d,e,f)    (p)->lpVtbl->CreatePlayer(p,a,b,c,d,e,f)
+#define IDirectPlayX_DeletePlayerFromGroup(p,a,b)   (p)->lpVtbl->DeletePlayerFromGroup(p,a,b)
+#define IDirectPlayX_DestroyGroup(p,a)              (p)->lpVtbl->DestroyGroup(p,a)
+#define IDirectPlayX_DestroyPlayer(p,a)             (p)->lpVtbl->DestroyPlayer(p,a)
+#define IDirectPlayX_EnumGroupPlayers(p,a,b,c,d,e)  (p)->lpVtbl->EnumGroupPlayers(p,a,b,c,d,e)
+#define IDirectPlayX_EnumGroups(p,a,b,c,d)          (p)->lpVtbl->EnumGroups(p,a,b,c,d)
+#define IDirectPlayX_EnumPlayers(p,a,b,c,d)         (p)->lpVtbl->EnumPlayers(p,a,b,c,d)
+#define IDirectPlayX_EnumSessions(p,a,b,c,d,e)      (p)->lpVtbl->EnumSessions(p,a,b,c,d,e)
+#define IDirectPlayX_GetCaps(p,a,b)                 (p)->lpVtbl->GetCaps(p,a,b)
+#define IDirectPlayX_GetMessageCount(p,a,b)         (p)->lpVtbl->GetMessageCount(p,a,b)
+#define IDirectPlayX_GetMessageQueue(p,a,b,c,d,e)   (p)->lpVtbl->GetMessageQueue(p,a,b,c,d,e)
+#define IDirectPlayX_GetGroupData(p,a,b,c,d)        (p)->lpVtbl->GetGroupData(p,a,b,c,d)
+#define IDirectPlayX_GetGroupName(p,a,b,c)          (p)->lpVtbl->GetGroupName(p,a,b,c)
+#define IDirectPlayX_GetPlayerAddress(p,a,b,c)      (p)->lpVtbl->GetPlayerAddress(p,a,b,c)
+#define IDirectPlayX_GetPlayerCaps(p,a,b,c)         (p)->lpVtbl->GetPlayerCaps(p,a,b,c)
+#define IDirectPlayX_GetPlayerData(p,a,b,c,d)       (p)->lpVtbl->GetPlayerData(p,a,b,c,d)
+#define IDirectPlayX_GetPlayerName(p,a,b,c)         (p)->lpVtbl->GetPlayerName(p,a,b,c)
+#define IDirectPlayX_GetSessionDesc(p,a,b)          (p)->lpVtbl->GetSessionDesc(p,a,b)
+#define IDirectPlayX_Initialize(p,a)                (p)->lpVtbl->Initialize(p,a)
+#define IDirectPlayX_Open(p,a,b)                    (p)->lpVtbl->Open(p,a,b)
+#define IDirectPlayX_Receive(p,a,b,c,d,e)           (p)->lpVtbl->Receive(p,a,b,c,d,e)
+#define IDirectPlayX_Send(p,a,b,c,d,e)              (p)->lpVtbl->Send(p,a,b,c,d,e)
+#define IDirectPlayX_SendEx(p,a,b,c,d,e,f,g,h,i)    (p)->lpVtbl->SendEx(p,a,b,c,d,e,f,g,h,i)
+#define IDirectPlayX_SetGroupData(p,a,b,c,d)        (p)->lpVtbl->SetGroupData(p,a,b,c,d)
+#define IDirectPlayX_SetGroupName(p,a,b,c)          (p)->lpVtbl->SetGroupName(p,a,b,c)
+#define IDirectPlayX_SetPlayerData(p,a,b,c,d)       (p)->lpVtbl->SetPlayerData(p,a,b,c,d)
+#define IDirectPlayX_SetPlayerName(p,a,b,c)         (p)->lpVtbl->SetPlayerName(p,a,b,c)
+#define IDirectPlayX_SetSessionDesc(p,a,b)          (p)->lpVtbl->SetSessionDesc(p,a,b)
+#define IDirectPlayX_AddGroupToGroup(p,a,b) 		(p)->lpVtbl->AddGroupToGroup(p,a,b)
+#define IDirectPlayX_CreateGroupInGroup(p,a,b,c,d,e,f) (p)->lpVtbl->CreateGroupInGroup(p,a,b,c,d,e,f)
+#define IDirectPlayX_DeleteGroupFromGroup(p,a,b)   	(p)->lpVtbl->DeleteGroupFromGroup(p,a,b)
+#define IDirectPlayX_EnumConnections(p,a,b,c,d) 	(p)->lpVtbl->EnumConnections(p,a,b,c,d)
+#define IDirectPlayX_EnumGroupsInGroup(p,a,b,c,d,e) (p)->lpVtbl->EnumGroupsInGroup(p,a,b,c,d,e)
+#define IDirectPlayX_GetGroupConnectionSettings(p,a,b,c,d) (p)->lpVtbl->GetGroupConnectionSettings(p,a,b,c,d)
+#define IDirectPlayX_InitializeConnection(p,a,b) 	(p)->lpVtbl->InitializeConnection(p,a,b)
+#define IDirectPlayX_SecureOpen(p,a,b,c,d)          (p)->lpVtbl->SecureOpen(p,a,b,c,d)
+#define IDirectPlayX_SendChatMessage(p,a,b,c,d)     (p)->lpVtbl->SendChatMessage(p,a,b,c,d)
+#define IDirectPlayX_SetGroupConnectionSettings(p,a,b,c) (p)->lpVtbl->SetGroupConnectionSettings(p,a,b,c)
+#define IDirectPlayX_StartSession(p,a,b)            (p)->lpVtbl->StartSession(p,a,b)
+#define IDirectPlayX_GetGroupFlags(p,a,b)           (p)->lpVtbl->GetGroupFlags(p,a,b)
+#define IDirectPlayX_GetGroupParent(p,a,b)          (p)->lpVtbl->GetGroupParent(p,a,b)
+#define IDirectPlayX_GetPlayerAccount(p,a,b,c,d)    (p)->lpVtbl->GetPlayerAccount(p,a,b,c,d)
+#define IDirectPlayX_GetPlayerFlags(p,a,b)          (p)->lpVtbl->GetPlayerFlags(p,a,b)
+#define IDirectPlayX_GetGroupOwner(p,a,b)           (p)->lpVtbl->GetGroupOwner(p,a,b)
+#define IDirectPlayX_SetGroupOwner(p,a,b)           (p)->lpVtbl->SetGroupOwner(p,a,b)
+
+#else /* C++ */
+
+#define IDirectPlayX_QueryInterface(p,a,b)          (p)->QueryInterface(a,b)
+#define IDirectPlayX_AddRef(p)                      (p)->AddRef()
+#define IDirectPlayX_Release(p)                     (p)->Release()
+#define IDirectPlayX_AddPlayerToGroup(p,a,b)        (p)->AddPlayerToGroup(a,b)
+#define IDirectPlayX_CancelMessage(p,a,b)           (p)->CancelMessage(a,b)
+#define IDirectPlayX_CancelPriority(p,a,b,c)        (p)->CancelPriority(a,b,c)
+#define IDirectPlayX_Close(p)                       (p)->Close()
+#define IDirectPlayX_CreateGroup(p,a,b,c,d,e)       (p)->CreateGroup(a,b,c,d,e)
+#define IDirectPlayX_CreatePlayer(p,a,b,c,d,e,f)    (p)->CreatePlayer(a,b,c,d,e,f)
+#define IDirectPlayX_DeletePlayerFromGroup(p,a,b)   (p)->DeletePlayerFromGroup(a,b)
+#define IDirectPlayX_DestroyGroup(p,a)              (p)->DestroyGroup(a)
+#define IDirectPlayX_DestroyPlayer(p,a)             (p)->DestroyPlayer(a)
+#define IDirectPlayX_EnumGroupPlayers(p,a,b,c,d,e)  (p)->EnumGroupPlayers(a,b,c,d,e)
+#define IDirectPlayX_EnumGroups(p,a,b,c,d)          (p)->EnumGroups(a,b,c,d)
+#define IDirectPlayX_EnumPlayers(p,a,b,c,d)         (p)->EnumPlayers(a,b,c,d)
+#define IDirectPlayX_EnumSessions(p,a,b,c,d,e)      (p)->EnumSessions(a,b,c,d,e)
+#define IDirectPlayX_GetCaps(p,a,b)                 (p)->GetCaps(a,b)
+#define IDirectPlayX_GetMessageCount(p,a,b)         (p)->GetMessageCount(a,b)
+#define IDirectPlayX_GetMessageQueue(p,a,b,c,d,e)   (p)->GetMessageQueue(a,b,c,d,e)
+#define IDirectPlayX_GetGroupData(p,a,b,c,d)        (p)->GetGroupData(a,b,c,d)
+#define IDirectPlayX_GetGroupName(p,a,b,c)          (p)->GetGroupName(a,b,c)
+#define IDirectPlayX_GetPlayerAddress(p,a,b,c)      (p)->GetPlayerAddress(a,b,c)
+#define IDirectPlayX_GetPlayerCaps(p,a,b,c)         (p)->GetPlayerCaps(a,b,c)
+#define IDirectPlayX_GetPlayerData(p,a,b,c,d)       (p)->GetPlayerData(a,b,c,d)
+#define IDirectPlayX_GetPlayerName(p,a,b,c)         (p)->GetPlayerName(a,b,c)
+#define IDirectPlayX_GetSessionDesc(p,a,b)          (p)->GetSessionDesc(a,b)
+#define IDirectPlayX_Initialize(p,a)                (p)->Initialize(a)
+#define IDirectPlayX_Open(p,a,b)                    (p)->Open(a,b)
+#define IDirectPlayX_Receive(p,a,b,c,d,e)           (p)->Receive(a,b,c,d,e)
+#define IDirectPlayX_Send(p,a,b,c,d,e)              (p)->Send(a,b,c,d,e)
+#define IDirectPlayX_SendEx(p,a,b,c,d,e,f,g,h,i)    (p)->SendEx(a,b,c,d,e,f,g,h,i)
+#define IDirectPlayX_SetGroupData(p,a,b,c,d)        (p)->SetGroupData(a,b,c,d)
+#define IDirectPlayX_SetGroupName(p,a,b,c)          (p)->SetGroupName(a,b,c)
+#define IDirectPlayX_SetPlayerData(p,a,b,c,d)       (p)->SetPlayerData(a,b,c,d)
+#define IDirectPlayX_SetPlayerName(p,a,b,c)         (p)->SetPlayerName(a,b,c)
+#define IDirectPlayX_SetSessionDesc(p,a,b)          (p)->SetSessionDesc(a,b)
+#define IDirectPlayX_AddGroupToGroup(p,a,b) 		(p)->AddGroupToGroup(a,b)
+#define IDirectPlayX_CreateGroupInGroup(p,a,b,c,d,e,f) (p)->CreateGroupInGroup(a,b,c,d,e,f)
+#define IDirectPlayX_DeleteGroupFromGroup(p,a,b)   	(p)->DeleteGroupFromGroup(a,b)
+#define IDirectPlayX_EnumConnections(p,a,b,c,d)     (p)->EnumConnections(a,b,c,d)
+#define IDirectPlayX_EnumGroupsInGroup(p,a,b,c,d,e) (p)->EnumGroupsInGroup(a,b,c,d,e)
+#define IDirectPlayX_GetGroupConnectionSettings(p,a,b,c,d) (p)->GetGroupConnectionSettings(a,b,c,d)
+#define IDirectPlayX_InitializeConnection(p,a,b)    (p)->InitializeConnection(a,b)
+#define IDirectPlayX_SecureOpen(p,a,b,c,d)          (p)->SecureOpen(a,b,c,d)
+#define IDirectPlayX_SendChatMessage(p,a,b,c,d)     (p)->SendChatMessage(a,b,c,d)
+#define IDirectPlayX_SetGroupConnectionSettings(p,a,b,c) (p)->SetGroupConnectionSettings(a,b,c)
+#define IDirectPlayX_StartSession(p,a,b)            (p)->StartSession(a,b)
+#define IDirectPlayX_GetGroupFlags(p,a,b)           (p)->GetGroupFlags(a,b)
+#define IDirectPlayX_GetGroupParent(p,a,b)          (p)->GetGroupParent(a,b)
+#define IDirectPlayX_GetPlayerAccount(p,a,b,c,d)    (p)->GetPlayerAccount(a,b,c,d)
+#define IDirectPlayX_GetPlayerFlags(p,a,b)          (p)->GetPlayerFlags(a,b)
+#define IDirectPlayX_GetGroupOwner(p,a,b)           (p)->GetGroupOwner(a,b)
+#define IDirectPlayX_SetGroupOwner(p,a,b)           (p)->SetGroupOwner(a,b)
+
+#endif
+
+/****************************************************************************
+ *
+ * EnumConnections API flags
+ *
+ ****************************************************************************/
+
+/*
+ * Enumerate Service Providers
+ */
+#define DPCONNECTION_DIRECTPLAY      0x00000001
+
+/*
+ * Enumerate Lobby Providers
+ */
+#define DPCONNECTION_DIRECTPLAYLOBBY 0x00000002
+
+
+/****************************************************************************
+ *
+ * EnumPlayers API flags
+ *
+ ****************************************************************************/
+
+/*
+ * Enumerate all players in the current session
+ */
+#define DPENUMPLAYERS_ALL           0x00000000
+#define DPENUMGROUPS_ALL            DPENUMPLAYERS_ALL
+
+
+/*
+ * Enumerate only local (created by this application) players
+ * or groups
+ */
+#define DPENUMPLAYERS_LOCAL         0x00000008
+#define DPENUMGROUPS_LOCAL			DPENUMPLAYERS_LOCAL
+
+/*
+ * Enumerate only remote (non-local) players
+ * or groups
+ */
+#define DPENUMPLAYERS_REMOTE        0x00000010
+#define DPENUMGROUPS_REMOTE			DPENUMPLAYERS_REMOTE
+
+/*
+ * Enumerate groups along with the players
+ */
+#define DPENUMPLAYERS_GROUP         0x00000020
+
+/*
+ * Enumerate players or groups in another session 
+ * (must supply lpguidInstance)
+ */
+#define DPENUMPLAYERS_SESSION       0x00000080
+#define DPENUMGROUPS_SESSION		DPENUMPLAYERS_SESSION
+
+/*
+ * Enumerate server players
+ */
+#define DPENUMPLAYERS_SERVERPLAYER  0x00000100
+
+/*
+ * Enumerate spectator players
+ */
+#define DPENUMPLAYERS_SPECTATOR     0x00000200
+
+/*
+ * Enumerate shortcut groups
+ */
+#define DPENUMGROUPS_SHORTCUT       0x00000400
+
+/*
+ * Enumerate staging area groups
+ */
+#define DPENUMGROUPS_STAGINGAREA    0x00000800
+
+/*
+ * Enumerate hidden groups
+ */
+#define DPENUMGROUPS_HIDDEN         0x00001000
+
+/*
+ * Enumerate the group's owner
+ */
+#define DPENUMPLAYERS_OWNER			0x00002000
+
+
+/****************************************************************************
+ *
+ * CreatePlayer API flags
+ *
+ ****************************************************************************/
+
+/*
+ * This flag indicates that this player should be designated
+ * the server player. The app should specify this at CreatePlayer.
+ */
+#define DPPLAYER_SERVERPLAYER           DPENUMPLAYERS_SERVERPLAYER
+
+/*
+ * This flag indicates that this player should be designated
+ * a spectator. The app should specify this at CreatePlayer.
+ */
+#define DPPLAYER_SPECTATOR              DPENUMPLAYERS_SPECTATOR
+
+/*
+ * This flag indicates that this player was created locally.
+ * (returned from GetPlayerFlags)
+ */
+#define DPPLAYER_LOCAL                  DPENUMPLAYERS_LOCAL
+
+/*
+ * This flag indicates that this player is the group's owner
+ * (Only returned in EnumGroupPlayers)
+ */
+#define DPPLAYER_OWNER                   DPENUMPLAYERS_OWNER
+
+/****************************************************************************
+ *
+ * CreateGroup API flags
+ *
+ ****************************************************************************/
+
+
+/*
+ * This flag indicates that the StartSession can be called on the group.
+ * The app should specify this at CreateGroup, or CreateGroupInGroup.
+ */
+#define DPGROUP_STAGINGAREA             DPENUMGROUPS_STAGINGAREA
+
+/*
+ * This flag indicates that this group was created locally.
+ * (returned from GetGroupFlags)
+ */
+#define DPGROUP_LOCAL                   DPENUMGROUPS_LOCAL
+
+/*
+ * This flag indicates that this group was created hidden.
+ */
+#define DPGROUP_HIDDEN                   DPENUMGROUPS_HIDDEN
+
+
+/****************************************************************************
+ *
+ * EnumSessions API flags
+ *
+ ****************************************************************************/
+
+/*
+ * Enumerate sessions which can be joined
+ */
+#define DPENUMSESSIONS_AVAILABLE    0x00000001 
+
+/*
+ * Enumerate all sessions even if they can't be joined.
+ */
+#define DPENUMSESSIONS_ALL          0x00000002
+
+
+/*
+ * Start an asynchronous enum sessions
+ */
+ #define DPENUMSESSIONS_ASYNC		0x00000010
+
+/*
+ * Stop an asynchronous enum sessions
+ */
+ #define DPENUMSESSIONS_STOPASYNC	0x00000020
+ 
+/*
+ * Enumerate sessions even if they require a password
+ */
+ #define DPENUMSESSIONS_PASSWORDREQUIRED	0x00000040
+
+/*
+ * Return status about progress of enumeration instead of
+ * showing any status dialogs.
+ */
+ #define DPENUMSESSIONS_RETURNSTATUS 0x00000080
+
+/****************************************************************************
+ *
+ * GetCaps and GetPlayerCaps API flags
+ *
+ ****************************************************************************/
+
+/*
+ * The latency returned should be for guaranteed message sending.
+ * Default is non-guaranteed messaging.
+ */
+#define DPGETCAPS_GUARANTEED        0x00000001 
+
+ 
+/****************************************************************************
+ *
+ * GetGroupData, GetPlayerData API flags
+ * Remote and local Group/Player data is maintained separately. 
+ * Default is DPGET_REMOTE.
+ *
+ ****************************************************************************/
+
+/*
+ * Get the remote data (set by any DirectPlay object in
+ * the session using DPSET_REMOTE)
+ */
+#define DPGET_REMOTE                0x00000000
+	
+/*
+ * Get the local data (set by this DirectPlay object 
+ * using DPSET_LOCAL)
+ */
+#define DPGET_LOCAL                 0x00000001
+
+
+/****************************************************************************
+ *
+ * Open API flags
+ *
+ ****************************************************************************/
+
+/*
+ * Join the session that is described by the DPSESSIONDESC2 structure
+ */
+#define DPOPEN_JOIN                 0x00000001
+
+/*
+ * Create a new session as described by the DPSESSIONDESC2 structure
+ */
+#define DPOPEN_CREATE               0x00000002
+
+/*
+ * Return status about progress of open instead of showing
+ * any status dialogs.
+ */
+ #define DPOPEN_RETURNSTATUS		DPENUMSESSIONS_RETURNSTATUS
+
+
+/****************************************************************************
+ *
+ * DPLCONNECTION flags
+ *
+ ****************************************************************************/
+
+/*
+ * This application should create a new session as
+ * described by the DPSESIONDESC structure
+ */
+#define DPLCONNECTION_CREATESESSION					DPOPEN_CREATE
+
+/*
+ * This application should join the session described by 
+ * the DPSESIONDESC structure with the lpAddress data
+ */
+#define DPLCONNECTION_JOINSESSION					DPOPEN_JOIN
+
+/****************************************************************************
+ *
+ * Receive API flags
+ * Default is DPRECEIVE_ALL
+ *
+ ****************************************************************************/
+
+/*
+ * Get the first message in the queue
+ */
+#define DPRECEIVE_ALL               0x00000001
+
+/*
+ * Get the first message in the queue directed to a specific player 
+ */
+#define DPRECEIVE_TOPLAYER          0x00000002
+
+/*
+ * Get the first message in the queue from a specific player
+ */
+#define DPRECEIVE_FROMPLAYER        0x00000004
+
+/*
+ * Get the message but don't remove it from the queue
+ */
+#define DPRECEIVE_PEEK              0x00000008
+
+
+/****************************************************************************
+ *
+ * Send API flags
+ *
+ ****************************************************************************/
+
+/*
+ * Send the message using a guaranteed send method.
+ * Default is non-guaranteed.
+ */
+#define DPSEND_GUARANTEED           0x00000001
+
+
+/*
+ * This flag is obsolete. It is ignored by DirectPlay
+ */
+#define DPSEND_HIGHPRIORITY         0x00000002
+
+/*
+ * This flag is obsolete. It is ignored by DirectPlay
+ */
+#define DPSEND_OPENSTREAM           0x00000008
+
+/*
+ * This flag is obsolete. It is ignored by DirectPlay
+ */
+#define DPSEND_CLOSESTREAM          0x00000010
+
+/*
+ * Send the message digitally signed to ensure authenticity.
+ */
+#define DPSEND_SIGNED               0x00000020
+
+/*
+ * Send the message with encryption to ensure privacy.
+ */
+#define DPSEND_ENCRYPTED            0x00000040
+
+/*
+ * The message is a lobby system message
+ */
+#define DPSEND_LOBBYSYSTEMMESSAGE	0x00000080
+
+
+/*
+ * Send message asynchronously, must check caps
+ * before using this flag.  It is always provided
+ * if the protocol flag is set.
+ */
+#define DPSEND_ASYNC				0x00000200
+
+/*
+ * When an message is completed, don't tell me. 
+ * by default the application is notified with a system message.
+ */
+#define DPSEND_NOSENDCOMPLETEMSG    0x00000400
+
+
+/*
+ * Maximum priority for sends available to applications
+ */
+#define DPSEND_MAX_PRI              0x0000FFFF
+#define DPSEND_MAX_PRIORITY         DPSEND_MAX_PRI
+
+
+/****************************************************************************
+ *
+ * SetGroupData, SetGroupName, SetPlayerData, SetPlayerName,
+ * SetSessionDesc API flags.
+ * Default is DPSET_REMOTE.
+ *
+ ****************************************************************************/
+
+/* 
+ * Propagate the data to all players in the session
+ */
+#define DPSET_REMOTE                0x00000000
+
+/*
+ * Do not propagate the data to other players
+ */
+#define DPSET_LOCAL                 0x00000001
+
+/*
+ * Used with DPSET_REMOTE, use guaranteed message send to
+ * propagate the data
+ */
+#define DPSET_GUARANTEED            0x00000002
+
+/****************************************************************************
+ *
+ * GetMessageQueue API flags.
+ * Default is DPMESSAGEQUEUE_SEND
+ *
+ ****************************************************************************/
+
+/* 
+ * Get Send Queue - requires Service Provider Support
+ */
+#define DPMESSAGEQUEUE_SEND        	0x00000001
+
+/*
+ * Get Receive Queue
+ */
+#define DPMESSAGEQUEUE_RECEIVE      0x00000002
+
+
+/****************************************************************************
+ *
+ * Connect API flags
+ *
+ ****************************************************************************/
+
+ 
+/*
+ * Start an asynchronous connect which returns status codes
+ */
+#define DPCONNECT_RETURNSTATUS      (DPENUMSESSIONS_RETURNSTATUS)
+
+
+/****************************************************************************
+ *
+ * DirectPlay system messages and message data structures
+ *
+ * All system message come 'From' player DPID_SYSMSG.  To determine what type 
+ * of message it is, cast the lpData from Receive to DPMSG_GENERIC and check
+ * the dwType member against one of the following DPSYS_xxx constants. Once
+ * a match is found, cast the lpData to the corresponding of the DPMSG_xxx
+ * structures to access the data of the message.
+ *
+ ****************************************************************************/
+
+/*
+ * A new player or group has been created in the session
+ * Use DPMSG_CREATEPLAYERORGROUP.  Check dwPlayerType to see if it
+ * is a player or a group.
+ */
+#define DPSYS_CREATEPLAYERORGROUP   0x0003  
+
+/*
+ * A player has been deleted from the session
+ * Use DPMSG_DESTROYPLAYERORGROUP
+ */
+#define DPSYS_DESTROYPLAYERORGROUP  0x0005  
+
+/*
+ * A player has been added to a group
+ * Use DPMSG_ADDPLAYERTOGROUP
+ */
+#define DPSYS_ADDPLAYERTOGROUP      0x0007  
+
+/*
+ * A player has been removed from a group
+ * Use DPMSG_DELETEPLAYERFROMGROUP
+ */
+#define DPSYS_DELETEPLAYERFROMGROUP 0x0021  
+
+/*
+ * This DirectPlay object lost its connection with all the
+ * other players in the session.
+ * Use DPMSG_SESSIONLOST.
+ */
+#define DPSYS_SESSIONLOST           0x0031
+
+/*
+ * The current host has left the session.
+ * This DirectPlay object is now the host.
+ * Use DPMSG_HOST.
+ */
+#define DPSYS_HOST                  0x0101
+
+/*
+ * The remote data associated with a player or
+ * group has changed. Check dwPlayerType to see
+ * if it is a player or a group
+ * Use DPMSG_SETPLAYERORGROUPDATA
+ */
+#define DPSYS_SETPLAYERORGROUPDATA  0x0102
+
+/*
+ * The name of a player or group has changed.
+ * Check dwPlayerType to see if it is a player
+ * or a group.
+ * Use DPMSG_SETPLAYERORGROUPNAME
+ */
+#define DPSYS_SETPLAYERORGROUPNAME  0x0103
+
+/*
+ * The session description has changed.
+ * Use DPMSG_SETSESSIONDESC
+ */
+#define DPSYS_SETSESSIONDESC        0x0104
+
+/*
+ * A group has been added to a group
+ * Use DPMSG_ADDGROUPTOGROUP
+ */
+#define DPSYS_ADDGROUPTOGROUP      	0x0105  
+
+/*
+ * A group has been removed from a group
+ * Use DPMSG_DELETEGROUPFROMGROUP
+ */
+#define DPSYS_DELETEGROUPFROMGROUP 	0x0106
+
+/*
+ * A secure player-player message has arrived.
+ * Use DPMSG_SECUREMESSAGE
+ */
+#define DPSYS_SECUREMESSAGE         0x0107
+
+/*
+ * Start a new session.
+ * Use DPMSG_STARTSESSION
+ */
+#define DPSYS_STARTSESSION          0x0108
+
+/*
+ * A chat message has arrived
+ * Use DPMSG_CHAT
+ */
+#define DPSYS_CHAT                  0x0109
+
+/*
+ * The owner of a group has changed
+ * Use DPMSG_SETGROUPOWNER
+ */
+#define DPSYS_SETGROUPOWNER         0x010A
+
+/*
+ * An async send has finished, failed or been cancelled
+ * Use DPMSG_SENDCOMPLETE
+ */
+#define DPSYS_SENDCOMPLETE          0x010d
+
+
+/*
+ * Used in the dwPlayerType field to indicate if it applies to a group
+ * or a player
+ */
+#define DPPLAYERTYPE_GROUP          0x00000000
+#define DPPLAYERTYPE_PLAYER         0x00000001
+
+
+/*
+ * DPMSG_GENERIC
+ * Generic message structure used to identify the message type.
+ */
+typedef struct
+{
+    DWORD       dwType;         // Message type
+} DPMSG_GENERIC, FAR *LPDPMSG_GENERIC;
+
+/*
+ * DPMSG_CREATEPLAYERORGROUP
+ * System message generated when a new player or group
+ * created in the session with information about it.
+ */
+typedef struct
+{
+    DWORD       dwType;         // Message type
+    DWORD       dwPlayerType;   // Is it a player or group
+    DPID        dpId;           // ID of the player or group
+    DWORD       dwCurrentPlayers;   // current # players & groups in session
+    LPVOID      lpData;         // pointer to remote data
+    DWORD       dwDataSize;     // size of remote data
+    DPNAME      dpnName;        // structure with name info
+	// the following fields are only available when using
+	// the IDirectPlay3 interface or greater
+    DPID	    dpIdParent;     // id of parent group
+	DWORD		dwFlags;		// player or group flags
+} DPMSG_CREATEPLAYERORGROUP, FAR *LPDPMSG_CREATEPLAYERORGROUP;
+
+/*
+ * DPMSG_DESTROYPLAYERORGROUP
+ * System message generated when a player or group is being
+ * destroyed in the session with information about it.
+ */
+typedef struct
+{
+    DWORD       dwType;         // Message type
+    DWORD       dwPlayerType;   // Is it a player or group
+    DPID        dpId;           // player ID being deleted
+    LPVOID      lpLocalData;    // copy of players local data
+    DWORD       dwLocalDataSize; // sizeof local data
+    LPVOID      lpRemoteData;   // copy of players remote data
+    DWORD       dwRemoteDataSize; // sizeof remote data
+	// the following fields are only available when using
+	// the IDirectPlay3 interface or greater
+    DPNAME      dpnName;        // structure with name info
+    DPID	    dpIdParent;     // id of parent group	
+	DWORD		dwFlags;		// player or group flags
+} DPMSG_DESTROYPLAYERORGROUP, FAR *LPDPMSG_DESTROYPLAYERORGROUP;
+
+/*
+ * DPMSG_ADDPLAYERTOGROUP
+ * System message generated when a player is being added
+ * to a group.
+ */
+typedef struct
+{
+    DWORD       dwType;         // Message type
+    DPID        dpIdGroup;      // group ID being added to
+    DPID        dpIdPlayer;     // player ID being added
+} DPMSG_ADDPLAYERTOGROUP, FAR *LPDPMSG_ADDPLAYERTOGROUP;
+
+/*
+ * DPMSG_DELETEPLAYERFROMGROUP
+ * System message generated when a player is being
+ * removed from a group
+ */
+typedef DPMSG_ADDPLAYERTOGROUP          DPMSG_DELETEPLAYERFROMGROUP;
+typedef DPMSG_DELETEPLAYERFROMGROUP     FAR *LPDPMSG_DELETEPLAYERFROMGROUP;
+
+/*
+ * DPMSG_ADDGROUPTOGROUP
+ * System message generated when a group is being added
+ * to a group.
+ */
+typedef struct
+{
+    DWORD       dwType;         // Message type
+    DPID        dpIdParentGroup; // group ID being added to
+    DPID        dpIdGroup;     // group ID being added
+} DPMSG_ADDGROUPTOGROUP, FAR *LPDPMSG_ADDGROUPTOGROUP;
+
+/*
+ * DPMSG_DELETEGROUPFROMGROUP
+ * System message generated when a GROUP is being
+ * removed from a group
+ */
+typedef DPMSG_ADDGROUPTOGROUP          DPMSG_DELETEGROUPFROMGROUP;
+typedef DPMSG_DELETEGROUPFROMGROUP     FAR *LPDPMSG_DELETEGROUPFROMGROUP;
+
+/*
+ * DPMSG_SETPLAYERORGROUPDATA
+ * System message generated when remote data for a player or
+ * group has changed.
+ */
+typedef struct
+{
+    DWORD       dwType;         // Message type
+    DWORD       dwPlayerType;   // Is it a player or group
+    DPID        dpId;           // ID of player or group
+    LPVOID      lpData;         // pointer to remote data
+    DWORD       dwDataSize;     // size of remote data
+} DPMSG_SETPLAYERORGROUPDATA, FAR *LPDPMSG_SETPLAYERORGROUPDATA;
+
+/*
+ * DPMSG_SETPLAYERORGROUPNAME
+ * System message generated when the name of a player or
+ * group has changed.
+ */
+typedef struct
+{
+    DWORD       dwType;         // Message type
+    DWORD       dwPlayerType;   // Is it a player or group
+    DPID        dpId;           // ID of player or group
+    DPNAME      dpnName;        // structure with new name info
+} DPMSG_SETPLAYERORGROUPNAME, FAR *LPDPMSG_SETPLAYERORGROUPNAME;
+
+/*
+ * DPMSG_SETSESSIONDESC
+ * System message generated when session desc has changed
+ */
+typedef struct
+{
+    DWORD           dwType;     // Message type
+    DPSESSIONDESC2  dpDesc;     // Session desc
+} DPMSG_SETSESSIONDESC, FAR *LPDPMSG_SETSESSIONDESC;
+
+/*
+ * DPMSG_HOST
+ * System message generated when the host has migrated to this
+ * DirectPlay object.
+ *
+ */
+typedef DPMSG_GENERIC       DPMSG_HOST;
+typedef DPMSG_HOST          FAR *LPDPMSG_HOST;
+
+/*
+ * DPMSG_SESSIONLOST
+ * System message generated when the connection to the session is lost.
+ *
+ */
+typedef DPMSG_GENERIC       DPMSG_SESSIONLOST;
+typedef DPMSG_SESSIONLOST   FAR *LPDPMSG_SESSIONLOST;
+
+/*
+ * DPMSG_SECUREMESSAGE
+ * System message generated when a player requests a secure send
+ */
+typedef struct 
+{
+    DWORD		dwType;         // Message Type
+    DWORD		dwFlags;        // Signed/Encrypted
+    DPID        dpIdFrom;       // ID of Sending Player
+    LPVOID		lpData;         // Player message
+    DWORD		dwDataSize;     // Size of player message
+} DPMSG_SECUREMESSAGE, FAR *LPDPMSG_SECUREMESSAGE;
+
+/*
+ * DPMSG_STARTSESSION
+ * System message containing all information required to 
+ * start a new session
+ */
+typedef struct
+{
+    DWORD              dwType;     // Message type
+    LPDPLCONNECTION    lpConn;     // DPLCONNECTION structure
+} DPMSG_STARTSESSION, FAR *LPDPMSG_STARTSESSION;
+
+/*
+ * DPMSG_CHAT
+ * System message containing a chat message
+ */
+typedef struct
+{
+    DWORD              	dwType;       	// Message type
+    DWORD              	dwFlags;      	// Message flags
+    DPID               	idFromPlayer; 	// ID of the Sending Player
+    DPID               	idToPlayer;   	// ID of the To Player
+    DPID               	idToGroup;    	// ID of the To Group
+	LPDPCHAT 			lpChat;			// Pointer to a structure containing the chat message
+} DPMSG_CHAT, FAR *LPDPMSG_CHAT;
+
+/*
+ * DPMSG_SETGROUPOWNER
+ * System message generated when the owner of a group has changed
+ */
+typedef struct
+{
+    DWORD       dwType;         // Message type
+    DPID        idGroup;        // ID of the group
+    DPID        idNewOwner;     // ID of the player that is the new owner
+    DPID        idOldOwner;     // ID of the player that used to be the owner
+} DPMSG_SETGROUPOWNER, FAR *LPDPMSG_SETGROUPOWNER;
+
+/*
+ * DPMSG_SENDCOMPLETE
+ * System message generated when finished with an Async Send message
+ *
+ * NOTE SENDPARMS has an overlay for DPMSG_SENDCOMPLETE, don't
+ *                change this message w/o changing SENDPARMS.
+ */
+typedef struct
+{
+	DWORD 		dwType;
+	DPID		idFrom;
+	DPID		idTo;
+	DWORD		dwFlags;
+	DWORD		dwPriority;
+	DWORD		dwTimeout;
+	LPVOID		lpvContext;
+	DWORD		dwMsgID;
+	HRESULT     hr;
+	DWORD       dwSendTime;
+} DPMSG_SENDCOMPLETE, *LPDPMSG_SENDCOMPLETE;
+
+/****************************************************************************
+ *
+ * DIRECTPLAY ERRORS
+ *
+ * Errors are represented by negative values and cannot be combined.
+ *
+ ****************************************************************************/
+#define DP_OK                           S_OK
+#define DPERR_ALREADYINITIALIZED        MAKE_DPHRESULT(   5 )
+#define DPERR_ACCESSDENIED              MAKE_DPHRESULT(  10 )
+#define DPERR_ACTIVEPLAYERS             MAKE_DPHRESULT(  20 )
+#define DPERR_BUFFERTOOSMALL            MAKE_DPHRESULT(  30 )
+#define DPERR_CANTADDPLAYER             MAKE_DPHRESULT(  40 )
+#define DPERR_CANTCREATEGROUP           MAKE_DPHRESULT(  50 )
+#define DPERR_CANTCREATEPLAYER          MAKE_DPHRESULT(  60 )
+#define DPERR_CANTCREATESESSION         MAKE_DPHRESULT(  70 )
+#define DPERR_CAPSNOTAVAILABLEYET       MAKE_DPHRESULT(  80 )
+#define DPERR_EXCEPTION                 MAKE_DPHRESULT(  90 )
+#define DPERR_GENERIC                   E_FAIL
+#define DPERR_INVALIDFLAGS              MAKE_DPHRESULT( 120 )
+#define DPERR_INVALIDOBJECT             MAKE_DPHRESULT( 130 )
+#define DPERR_INVALIDPARAM              E_INVALIDARG
+#define DPERR_INVALIDPARAMS             DPERR_INVALIDPARAM
+#define DPERR_INVALIDPLAYER             MAKE_DPHRESULT( 150 )
+#define DPERR_INVALIDGROUP             	MAKE_DPHRESULT( 155 )
+#define DPERR_NOCAPS                    MAKE_DPHRESULT( 160 )
+#define DPERR_NOCONNECTION              MAKE_DPHRESULT( 170 )
+#define DPERR_NOMEMORY                  E_OUTOFMEMORY
+#define DPERR_OUTOFMEMORY               DPERR_NOMEMORY
+#define DPERR_NOMESSAGES                MAKE_DPHRESULT( 190 )
+#define DPERR_NONAMESERVERFOUND         MAKE_DPHRESULT( 200 )
+#define DPERR_NOPLAYERS                 MAKE_DPHRESULT( 210 )
+#define DPERR_NOSESSIONS                MAKE_DPHRESULT( 220 )
+#define DPERR_PENDING					E_PENDING
+#define DPERR_SENDTOOBIG				MAKE_DPHRESULT( 230 )
+#define DPERR_TIMEOUT                   MAKE_DPHRESULT( 240 )
+#define DPERR_UNAVAILABLE               MAKE_DPHRESULT( 250 )
+#define DPERR_UNSUPPORTED               E_NOTIMPL
+#define DPERR_BUSY                      MAKE_DPHRESULT( 270 )
+#define DPERR_USERCANCEL                MAKE_DPHRESULT( 280 ) 
+#define DPERR_NOINTERFACE               E_NOINTERFACE
+#define DPERR_CANNOTCREATESERVER        MAKE_DPHRESULT( 290 )
+#define DPERR_PLAYERLOST                MAKE_DPHRESULT( 300 )
+#define DPERR_SESSIONLOST               MAKE_DPHRESULT( 310 )
+#define DPERR_UNINITIALIZED             MAKE_DPHRESULT( 320 )
+#define DPERR_NONEWPLAYERS              MAKE_DPHRESULT( 330 )
+#define DPERR_INVALIDPASSWORD           MAKE_DPHRESULT( 340 )
+#define DPERR_CONNECTING                MAKE_DPHRESULT( 350 )
+#define DPERR_CONNECTIONLOST            MAKE_DPHRESULT( 360 )
+#define DPERR_UNKNOWNMESSAGE            MAKE_DPHRESULT( 370 )
+#define DPERR_CANCELFAILED              MAKE_DPHRESULT( 380 )
+#define DPERR_INVALIDPRIORITY           MAKE_DPHRESULT( 390 )
+#define DPERR_NOTHANDLED                MAKE_DPHRESULT( 400 )
+#define DPERR_CANCELLED                 MAKE_DPHRESULT( 410 )
+#define DPERR_ABORTED                   MAKE_DPHRESULT( 420 )
+
+
+#define DPERR_BUFFERTOOLARGE            MAKE_DPHRESULT( 1000 )
+#define DPERR_CANTCREATEPROCESS         MAKE_DPHRESULT( 1010 )
+#define DPERR_APPNOTSTARTED             MAKE_DPHRESULT( 1020 )
+#define DPERR_INVALIDINTERFACE          MAKE_DPHRESULT( 1030 )
+#define DPERR_NOSERVICEPROVIDER         MAKE_DPHRESULT( 1040 )
+#define DPERR_UNKNOWNAPPLICATION        MAKE_DPHRESULT( 1050 )
+#define DPERR_NOTLOBBIED                MAKE_DPHRESULT( 1070 )
+#define DPERR_SERVICEPROVIDERLOADED		MAKE_DPHRESULT( 1080 )
+#define DPERR_ALREADYREGISTERED			MAKE_DPHRESULT( 1090 )
+#define DPERR_NOTREGISTERED				MAKE_DPHRESULT( 1100 )
+
+//
+// Security related errors
+//
+#define DPERR_AUTHENTICATIONFAILED      MAKE_DPHRESULT(  2000 )
+#define DPERR_CANTLOADSSPI              MAKE_DPHRESULT(  2010 )
+#define DPERR_ENCRYPTIONFAILED          MAKE_DPHRESULT(  2020 )
+#define DPERR_SIGNFAILED                MAKE_DPHRESULT(  2030 )
+#define DPERR_CANTLOADSECURITYPACKAGE   MAKE_DPHRESULT(  2040 )
+#define DPERR_ENCRYPTIONNOTSUPPORTED    MAKE_DPHRESULT(  2050 )
+#define DPERR_CANTLOADCAPI              MAKE_DPHRESULT(  2060 )
+#define DPERR_NOTLOGGEDIN               MAKE_DPHRESULT(  2070 )
+#define DPERR_LOGONDENIED               MAKE_DPHRESULT(  2080 )
+
+
+/****************************************************************************
+ *
+ * 	dplay 1.0 obsolete structures + interfaces
+ *	Included for compatibility only. New apps should
+ *	use IDirectPlay2
+ *
+ ****************************************************************************/
+
+// define this to ignore obsolete interfaces and constants
+#ifndef IDIRECTPLAY2_OR_GREATER
+
+#define DPOPEN_OPENSESSION          DPOPEN_JOIN
+#define DPOPEN_CREATESESSION        DPOPEN_CREATE
+
+#define DPENUMSESSIONS_PREVIOUS     0x00000004
+
+#define DPENUMPLAYERS_PREVIOUS      0x00000004
+
+#define DPSEND_GUARANTEE            DPSEND_GUARANTEED
+#define DPSEND_TRYONCE              0x00000004
+
+#define DPCAPS_NAMESERVICE          0x00000001
+#define DPCAPS_NAMESERVER           DPCAPS_ISHOST
+#define DPCAPS_GUARANTEED           0x00000004
+
+#define DPLONGNAMELEN               52
+#define DPSHORTNAMELEN              20
+#define DPSESSIONNAMELEN            32
+#define DPPASSWORDLEN               16
+#define DPUSERRESERVED              16
+
+#define DPSYS_ADDPLAYER             0x0003
+#define DPSYS_DELETEPLAYER          0x0005
+
+#define DPSYS_DELETEGROUP           0x0020
+#define DPSYS_DELETEPLAYERFROMGRP   0x0021
+#define DPSYS_CONNECT               0x484b
+
+typedef struct
+{
+    DWORD       dwType;
+    DWORD       dwPlayerType;
+    DPID        dpId;
+    char        szLongName[DPLONGNAMELEN];
+    char        szShortName[DPSHORTNAMELEN];
+    DWORD       dwCurrentPlayers;
+}   DPMSG_ADDPLAYER;
+
+typedef DPMSG_ADDPLAYER DPMSG_ADDGROUP;
+
+typedef struct
+{
+    DWORD       dwType;
+    DPID        dpIdGroup;
+    DPID        dpIdPlayer;
+} DPMSG_GROUPADD;
+
+typedef DPMSG_GROUPADD DPMSG_GROUPDELETE;
+typedef struct
+{
+    DWORD       dwType;
+    DPID        dpId;
+} DPMSG_DELETEPLAYER;
+
+typedef BOOL (PASCAL *LPDPENUMPLAYERSCALLBACK)(
+    DPID    dpId,
+    LPSTR   lpFriendlyName,
+    LPSTR   lpFormalName,
+    DWORD   dwFlags,
+    LPVOID  lpContext );
+
+typedef struct
+{
+    DWORD   dwSize;
+    GUID    guidSession;                  
+    DWORD_PTR dwSession;                    
+    DWORD   dwMaxPlayers;                 
+    DWORD   dwCurrentPlayers;             
+    DWORD   dwFlags;                      
+    char    szSessionName[DPSESSIONNAMELEN];
+    char    szUserField[DPUSERRESERVED];
+    DWORD_PTR   dwReserved1;                  
+    char    szPassword[DPPASSWORDLEN];    
+    DWORD_PTR   dwReserved2;                  
+    DWORD_PTR   dwUser1;
+    DWORD_PTR   dwUser2;
+    DWORD_PTR   dwUser3;
+    DWORD_PTR   dwUser4;
+} DPSESSIONDESC,*LPDPSESSIONDESC;
+
+typedef BOOL (PASCAL * LPDPENUMSESSIONSCALLBACK)(
+    LPDPSESSIONDESC lpDPSessionDesc,
+    LPVOID      lpContext,
+    LPDWORD     lpdwTimeOut,
+    DWORD       dwFlags);
+
+/*
+ * IDirectPlay
+ */
+#undef INTERFACE
+#define INTERFACE IDirectPlay
+DECLARE_INTERFACE_( IDirectPlay, IUnknown )
+{
+    /*** IUnknown methods ***/
+    STDMETHOD(QueryInterface)       (THIS_ REFIID riid, LPVOID * ppvObj) PURE;
+    STDMETHOD_(ULONG,AddRef)        (THIS)  PURE;
+    STDMETHOD_(ULONG,Release)       (THIS) PURE;
+    /*** IDirectPlay methods ***/
+    STDMETHOD(AddPlayerToGroup)     (THIS_ DPID, DPID) PURE;
+    STDMETHOD(Close)                (THIS) PURE;
+    STDMETHOD(CreatePlayer)         (THIS_ LPDPID,LPSTR,LPSTR,LPHANDLE) PURE;
+    STDMETHOD(CreateGroup)          (THIS_ LPDPID,LPSTR,LPSTR) PURE;
+    STDMETHOD(DeletePlayerFromGroup)(THIS_ DPID,DPID) PURE;
+    STDMETHOD(DestroyPlayer)        (THIS_ DPID) PURE;
+    STDMETHOD(DestroyGroup)         (THIS_ DPID) PURE;
+    STDMETHOD(EnableNewPlayers)     (THIS_ BOOL) PURE;
+    STDMETHOD(EnumGroupPlayers)     (THIS_ DPID, LPDPENUMPLAYERSCALLBACK,LPVOID,DWORD) PURE;
+    STDMETHOD(EnumGroups)           (THIS_ DWORD_PTR, LPDPENUMPLAYERSCALLBACK,LPVOID,DWORD) PURE;
+    STDMETHOD(EnumPlayers)          (THIS_ DWORD_PTR, LPDPENUMPLAYERSCALLBACK,LPVOID,DWORD) PURE;
+    STDMETHOD(EnumSessions)         (THIS_ LPDPSESSIONDESC,DWORD,LPDPENUMSESSIONSCALLBACK,LPVOID,DWORD) PURE;
+    STDMETHOD(GetCaps)              (THIS_ LPDPCAPS) PURE;
+    STDMETHOD(GetMessageCount)      (THIS_ DPID, LPDWORD) PURE;
+    STDMETHOD(GetPlayerCaps)        (THIS_ DPID, LPDPCAPS) PURE;
+    STDMETHOD(GetPlayerName)        (THIS_ DPID,LPSTR,LPDWORD,LPSTR,LPDWORD) PURE;
+    STDMETHOD(Initialize)           (THIS_ LPGUID) PURE;
+    STDMETHOD(Open)                 (THIS_ LPDPSESSIONDESC) PURE;
+    STDMETHOD(Receive)              (THIS_ LPDPID,LPDPID,DWORD,LPVOID,LPDWORD) PURE;
+    STDMETHOD(SaveSession)          (THIS_ LPSTR) PURE;
+    STDMETHOD(Send)                 (THIS_ DPID, DPID, DWORD, LPVOID, DWORD) PURE;
+    STDMETHOD(SetPlayerName)        (THIS_ DPID,LPSTR,LPSTR) PURE;
+};
+
+/****************************************************************************
+ *
+ * IDirectPlay interface macros
+ *
+ ****************************************************************************/
+
+#if !defined(__cplusplus) || defined(CINTERFACE)
+
+#define IDirectPlay_AddPlayerToGroup(p,a,b)         (p)->lpVtbl->AddPlayerToGroup(p,a,b)
+#define IDirectPlay_Close(p)                        (p)->lpVtbl->Close(p)
+#define IDirectPlay_CreateGroup(p,a,b,c)            (p)->lpVtbl->CreateGroup(p,a,b,c)
+#define IDirectPlay_CreatePlayer(p,a,b,c,d)         (p)->lpVtbl->CreatePlayer(p,a,b,c,d)
+#define IDirectPlay_DeletePlayerFromGroup(p,a,b)    (p)->lpVtbl->DeletePlayerFromGroup(p,a,b)
+#define IDirectPlay_DestroyGroup(p,a)               (p)->lpVtbl->DestroyGroup(p,a)
+#define IDirectPlay_DestroyPlayer(p,a)              (p)->lpVtbl->DestroyPlayer(p,a)
+#define IDirectPlay_EnableNewPlayers(p,a)           (p)->lpVtbl->EnableNewPlayers(p,a)
+#define IDirectPlay_EnumGroupPlayers(p,a,b,c,d)     (p)->lpVtbl->EnumGroupPlayers(p,a,b,c,d)
+#define IDirectPlay_EnumGroups(p,a,b,c,d)           (p)->lpVtbl->EnumGroups(p,a,b,c,d)
+#define IDirectPlay_EnumPlayers(p,a,b,c,d)          (p)->lpVtbl->EnumPlayers(p,a,b,c,d)
+#define IDirectPlay_EnumSessions(p,a,b,c,d,e)       (p)->lpVtbl->EnumSessions(p,a,b,c,d,e)
+#define IDirectPlay_GetCaps(p,a)                    (p)->lpVtbl->GetCaps(p,a)
+#define IDirectPlay_GetMessageCount(p,a,b)          (p)->lpVtbl->GetMessageCount(p,a,b)
+#define IDirectPlay_GetPlayerCaps(p,a,b)            (p)->lpVtbl->GetPlayerCaps(p,a,b)
+#define IDirectPlay_GetPlayerName(p,a,b,c,d,e)      (p)->lpVtbl->GetPlayerName(p,a,b,c,d,e)
+#define IDirectPlay_Initialize(p,a)                 (p)->lpVtbl->Initialize(p,a)
+#define IDirectPlay_Open(p,a)                       (p)->lpVtbl->Open(p,a)
+#define IDirectPlay_Receive(p,a,b,c,d,e)            (p)->lpVtbl->Receive(p,a,b,c,d,e)
+#define IDirectPlay_SaveSession(p,a)                (p)->lpVtbl->SaveSession(p,a)
+#define IDirectPlay_Send(p,a,b,c,d,e)               (p)->lpVtbl->Send(p,a,b,c,d,e)
+#define IDirectPlay_SetPlayerName(p,a,b,c)          (p)->lpVtbl->SetPlayerName(p,a,b,c)
+
+#else /* C++ */
+
+#define IDirectPlay_AddPlayerToGroup(p,a,b)         (p)->AddPlayerToGroup(a,b)
+#define IDirectPlay_Close(p)                        (p)->Close()
+#define IDirectPlay_CreateGroup(p,a,b,c)            (p)->CreateGroup(a,b,c)
+#define IDirectPlay_CreatePlayer(p,a,b,c,d)         (p)->CreatePlayer(a,b,c,d)
+#define IDirectPlay_DeletePlayerFromGroup(p,a,b)    (p)->DeletePlayerFromGroup(a,b)
+#define IDirectPlay_DestroyGroup(p,a)               (p)->DestroyGroup(a)
+#define IDirectPlay_DestroyPlayer(p,a)              (p)->DestroyPlayer(a)
+#define IDirectPlay_EnableNewPlayers(p,a)           (p)->EnableNewPlayers(a)
+#define IDirectPlay_EnumGroupPlayers(p,a,b,c,d)     (p)->EnumGroupPlayers(a,b,c,d)
+#define IDirectPlay_EnumGroups(p,a,b,c,d)           (p)->EnumGroups(a,b,c,d)
+#define IDirectPlay_EnumPlayers(p,a,b,c,d)          (p)->EnumPlayers(a,b,c,d)
+#define IDirectPlay_EnumSessions(p,a,b,c,d,e)       (p)->EnumSessions(a,b,c,d,e)
+#define IDirectPlay_GetCaps(p,a)                    (p)->GetCaps(a)
+#define IDirectPlay_GetMessageCount(p,a,b)          (p)->GetMessageCount(a,b)
+#define IDirectPlay_GetPlayerCaps(p,a,b)            (p)->GetPlayerCaps(a,b)
+#define IDirectPlay_GetPlayerName(p,a,b,c,d,e)      (p)->GetPlayerName(a,b,c,d,e)
+#define IDirectPlay_Initialize(p,a)                 (p)->Initialize(a)
+#define IDirectPlay_Open(p,a)                       (p)->Open(a)
+#define IDirectPlay_Receive(p,a,b,c,d,e)            (p)->Receive(a,b,c,d,e)
+#define IDirectPlay_SaveSession(p,a)                (p)->SaveSession(a)
+#define IDirectPlay_Send(p,a,b,c,d,e)               (p)->Send(a,b,c,d,e)
+#define IDirectPlay_SetPlayerName(p,a,b,c)          (p)->SetPlayerName(a,b,c)
+
+#endif
+
+DEFINE_GUID(IID_IDirectPlay, 0x5454e9a0, 0xdb65, 0x11ce, 0x92, 0x1c, 0x00, 0xaa, 0x00, 0x6c, 0x49, 0x72);
+
+#endif // IDIRECTPLAY2_OR_GREATER
+
+/****************************************************************************
+ *
+ * IDirectPlay macros (included regardless of IDIRECTPLAY2_OR_GREATER flag)
+ *
+ ****************************************************************************/
+
+#if !defined(__cplusplus) || defined(CINTERFACE)
+
+#define IDirectPlay_QueryInterface(p,a,b)           (p)->lpVtbl->QueryInterface(p,a,b)
+#define IDirectPlay_AddRef(p)                       (p)->lpVtbl->AddRef(p)
+#define IDirectPlay_Release(p)                      (p)->lpVtbl->Release(p)
+
+#else
+
+#define IDirectPlay_QueryInterface(p,a,b)           (p)->QueryInterface(a,b)
+#define IDirectPlay_AddRef(p)                       (p)->AddRef()
+#define IDirectPlay_Release(p)                      (p)->Release()
+
+#endif // IDirectPlay interface macros 
+
+#ifdef __cplusplus
+};
+#endif
+
+/* restore warning settings */
+#if _MSC_VER >= 1200
+#pragma warning(pop)
+#else
+#pragma warning(default:4201)
+#endif
+
+#endif
+