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/***************************************************************************
* * Copyright (C) 2001-2002 Microsoft Corporation. All Rights Reserved. * * File: dpnathlp.h * * Content: Header for using DirectPlayNATHelp interface. * * * NOTE: This interface is deprecated and should no longer be used. * * ***************************************************************************/
#ifndef __DPNATHLP_H__
#define __DPNATHLP_H__
#include <ole2.h> // for DECLARE_INTERFACE and HRESULT
#ifndef DPNATHLP_EXPORTS
#define DPNATHLPAPI DECLSPEC_IMPORT
#else
#define DPNATHLPAPI
#endif
#ifdef __cplusplus
extern "C" {#endif
/****************************************************************************
* * DirectPlay NAT Helper object class IDs * ****************************************************************************/
// {B9C2E9C4-68C1-4d42-A7A1-E76A26982AD6}
DEFINE_GUID(CLSID_DirectPlayNATHelpUPnP,0xb9c2e9c4, 0x68c1, 0x4d42, 0xa7, 0xa1, 0xe7, 0x6a, 0x26, 0x98, 0x2a, 0xd6);
// {963AB779-16A1-477c-A36D-CB5E711938F7}
DEFINE_GUID(CLSID_DirectPlayNATHelpPAST,0x963ab779, 0x16a1, 0x477c, 0xa3, 0x6d, 0xcb, 0x5e, 0x71, 0x19, 0x38, 0xf7);
/****************************************************************************
* * DirectPlay NAT Helper interface ID * ****************************************************************************/
// {154940B6-2278-4a2f-9101-9BA9F431F603}
DEFINE_GUID(IID_IDirectPlayNATHelp, 0x154940b6, 0x2278, 0x4a2f, 0x91, 0x1, 0x9b, 0xa9, 0xf4, 0x31, 0xf6, 0x3);
/****************************************************************************
* * DirectPlay NAT Helper interface pointer definitions * ****************************************************************************/
typedef struct IDirectPlayNATHelp *PDIRECTPLAYNATHELP;
/****************************************************************************
* * DirectPlay NAT Helper data types * ****************************************************************************/
//
// Handles used to identify specific port binding groups. If multiple ports
// are registered at the same time, the DPNHHANDLE refers to all ports.
//
typedef DWORD_PTR DPNHHANDLE, * PDPNHHANDLE;
/****************************************************************************
* * DirectPlay NAT Helper constants * ****************************************************************************/
#define DPNH_MAX_SIMULTANEOUS_PORTS 16 // up to 16 ports may be specified in a single RegisterPorts call
/****************************************************************************
* * DirectPlay NAT Helper API flags * ****************************************************************************/
//
// Flags that can be passed to Initialize
//
#define DPNHINITIALIZE_DISABLEGATEWAYSUPPORT 0x01 // disables Internet gateway traversal support (cannot be specified with DPNHINITIALIZE_DISABLELOCALFIREWALLSUPPORT)
#define DPNHINITIALIZE_DISABLELOCALFIREWALLSUPPORT 0x02 // disables local firewall traversal support (cannot be specified with DPNHINITIALIZE_DISABLEGATEWAYSUPPORT)
//
// Flags that can be passed to GetCaps.
//
#define DPNHGETCAPS_UPDATESERVERSTATUS 0x01 // automatically extend expiring leases and detect changes in server status
//
// Flags that can be passed to RegisterPorts.
//
#define DPNHREGISTERPORTS_TCP 0x01 // request TCP ports instead of UDP
#define DPNHREGISTERPORTS_FIXEDPORTS 0x02 // asks the server to use the same port numbers on the public interface
#define DPNHREGISTERPORTS_SHAREDPORTS 0x04 // requests that the server allow the UDP fixed ports to be shared with other clients (must be specified with DPNHREGISTERPORTS_FIXEDPORTS and cannot be specified with DPNHREGISTERPORTS_TCP)
//
// Flags that can be passed to GetRegisteredAddresses.
//
#define DPNHGETREGISTEREDADDRESSES_LOCALFIREWALLREMAPONLY 0x01 // retrieve the public address for the local firewall only, even if mapped on remote Internet gateway
//
// Flags that can be passed to QueryAddress.
//
#define DPNHQUERYADDRESS_TCP 0x01 // request a TCP port instead of UDP
#define DPNHQUERYADDRESS_CACHEFOUND 0x02 // cache the discovered address if found
#define DPNHQUERYADDRESS_CACHENOTFOUND 0x04 // cache the fact that no address was found, if that is the case
#define DPNHQUERYADDRESS_CHECKFORPRIVATEBUTUNMAPPED 0x08 // determine if the address is behind the same Internet gateway, but not mapped on that Internet gateway
/****************************************************************************
* * DirectPlay NAT Helper structure flags * ****************************************************************************/
//
// DPNHCAPS flags
//
#define DPNHCAPSFLAG_LOCALFIREWALLPRESENT 0x01 // at least one network connection has a local firewall present
#define DPNHCAPSFLAG_GATEWAYPRESENT 0x02 // at least one network connection has an Internet gateway present
#define DPNHCAPSFLAG_GATEWAYISLOCAL 0x04 // a detected Internet gateway is local (i.e. the public address is another network interface on the same machine)
#define DPNHCAPSFLAG_PUBLICADDRESSAVAILABLE 0x08 // at least one server has a valid public address for registered mappings
#define DPNHCAPSFLAG_NOTALLSUPPORTACTIVENOTIFY 0x10 // at least one available server does not support an active-notification mechanisms and must be polled
/****************************************************************************
* * DirectPlay NAT Helper structures * ****************************************************************************/ typedef struct _DPNHCAPS{ DWORD dwSize; // size of this structure, must be filled in prior to calling GetCaps
DWORD dwFlags; // flags indicating capabilities of Internet gateway server(s)
DWORD dwNumRegisteredPorts; // number of ports currently registered, including multiple ports registered at the same time (so this may not be equal to the number of DPNHHANDLEs given out)
DWORD dwMinLeaseTimeRemaining; // approximate time remaining, in milliseconds, for the lease that will expire soonest
DWORD dwRecommendedGetCapsInterval; // recommended time, in milliseconds, after which GetCaps should be called again (with DPNHGETCAPS_UPDATESERVERSTATUS flag)
} DPNHCAPS, * PDPNHCAPS;
/****************************************************************************
* * Address type flags (returned by GetRegisteredAddresses) * ****************************************************************************/
#define DPNHADDRESSTYPE_TCP 0x01 // the mappings are for TCP ports instead of UDP
#define DPNHADDRESSTYPE_FIXEDPORTS 0x02 // the mappings are for ports which are the same on the Internet gateway
#define DPNHADDRESSTYPE_SHAREDPORTS 0x04 // the mappings are for shared UDP fixed ports
#define DPNHADDRESSTYPE_LOCALFIREWALL 0x08 // the addresses are opened on a local firewall
#define DPNHADDRESSTYPE_GATEWAY 0x10 // the addresses are registered with an Internet gateway
#define DPNHADDRESSTYPE_GATEWAYISLOCAL 0x20 // the Internet gateway is local (i.e. the public address is another network interface on the same machine)
/****************************************************************************
* * DirectPlay NAT Helper DLL exported functions * ****************************************************************************/
typedef HRESULT (WINAPI * PFN_DIRECTPLAYNATHELPCREATE)(const GUID * pIID, void ** ppvInterface);
/****************************************************************************
* * DirectPlay NAT Helper application interfaces * ****************************************************************************/
#undef INTERFACE
#define INTERFACE IDirectPlayNATHelp
DECLARE_INTERFACE_(IDirectPlayNATHelp, IUnknown){ /*** IUnknown methods ***/ STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID * ppvObj) PURE; STDMETHOD_(ULONG,AddRef) (THIS) PURE; STDMETHOD_(ULONG,Release) (THIS) PURE;
/*** IDirectPlayNATHelp methods ***/ STDMETHOD(Initialize) (THIS_ const DWORD dwFlags) PURE; STDMETHOD(Close) (THIS_ const DWORD dwFlags) PURE; STDMETHOD(GetCaps) (THIS_ DPNHCAPS * const dpnhcaps, const DWORD dwFlags) PURE; STDMETHOD(RegisterPorts) (THIS_ const SOCKADDR * const aLocalAddresses, const DWORD dwAddressesSize, const DWORD dwNumAddresses, const DWORD dwLeaseTime, DPNHHANDLE * const phRegisteredPorts, const DWORD dwFlags) PURE; STDMETHOD(GetRegisteredAddresses) (THIS_ const DPNHHANDLE hRegisteredPorts, SOCKADDR * const paPublicAddresses, DWORD * const pdwPublicAddressesSize, DWORD * const pdwAddressTypeFlags, DWORD * const pdwLeaseTimeRemaining, const DWORD dwFlags) PURE; STDMETHOD(DeregisterPorts) (THIS_ const DPNHHANDLE hRegisteredPorts, const DWORD dwFlags) PURE; STDMETHOD(QueryAddress) (THIS_ const SOCKADDR * const pSourceAddress, const SOCKADDR * const pQueryAddress, SOCKADDR * const pResponseAddress, const int iAddressesSize, const DWORD dwFlags) PURE; STDMETHOD(SetAlertEvent) (THIS_ const HANDLE hEvent, const DWORD dwFlags) PURE; STDMETHOD(SetAlertIOCompletionPort) (THIS_ const HANDLE hIOCompletionPort, const DWORD dwCompletionKey, const DWORD dwNumConcurrentThreads, const DWORD dwFlags) PURE; STDMETHOD(ExtendRegisteredPortsLease) (THIS_ const DPNHHANDLE hRegisteredPorts, const DWORD dwLeaseTime, const DWORD dwFlags) PURE;};
/****************************************************************************
* * DirectPlay NAT Helper application interface macros * ****************************************************************************/
#if (! defined(__cplusplus) || defined(CINTERFACE))
#define IDirectPlayNATHelp_QueryInterface(p,a,b) (p)->lpVtbl->QueryInterface(p,a,b)
#define IDirectPlayNATHelp_AddRef(p) (p)->lpVtbl->AddRef(p)
#define IDirectPlayNATHelp_Release(p) (p)->lpVtbl->Release(p)
#define IDirectPlayNATHelp_Initialize(p,a) (p)->lpVtbl->Initialize(p,a)
#define IDirectPlayNATHelp_Close(p,a) (p)->lpVtbl->Close(p,a)
#define IDirectPlayNATHelp_GetCaps(p,a,b) (p)->lpVtbl->GetCaps(p,a,b)
#define IDirectPlayNATHelp_RegisterPorts(p,a,b,c,d,e,f) (p)->lpVtbl->RegisterPorts(p,a,b,c,d,e,f)
#define IDirectPlayNATHelp_GetRegisteredAddresses(p,a,b,c,d,e,f) (p)->lpVtbl->GetRegisteredAddresses(p,a,b,c,d,e,f)
#define IDirectPlayNATHelp_DeregisterPorts(p,a,b) (p)->lpVtbl->DeregisterPorts(p,a,b)
#define IDirectPlayNATHelp_QueryAddress(p,a,b,c,d,e) (p)->lpVtbl->QueryAddress(p,a,b,c,d,e)
#define IDirectPlayNATHelp_SetAlertEvent(p,a,b) (p)->lpVtbl->SetAlertEvent(p,a,b)
#define IDirectPlayNATHelp_SetAlertIOCompletionPort(p,a,b,c,d) (p)->lpVtbl->SetAlertIOCompletionPort(p,a,b,c,d)
#define IDirectPlayNATHelp_ExtendRegisteredPortsLease(p,a,b,c) (p)->lpVtbl->ExtendRegisteredPortsLease(p,a,b,c)
#else // C++
#define IDirectPlayNATHelp_QueryInterface(p,a,b) (p)->QueryInterface(a,b)
#define IDirectPlayNATHelp_AddRef(p) (p)->AddRef()
#define IDirectPlayNATHelp_Release(p) (p)->Release()
#define IDirectPlayNATHelp_Initialize(p,a) (p)->Initialize(a)
#define IDirectPlayNATHelp_Close(p,a) (p)->Close(a)
#define IDirectPlayNATHelp_GetCaps(p,a,b) (p)->GetCaps(a,b)
#define IDirectPlayNATHelp_RegisterPorts(p,a,b,c,d,e,f) (p)->RegisterPorts(a,b,c,d,e,f)
#define IDirectPlayNATHelp_GetRegisteredAddresses(p,a,b,c,d,e,f) (p)->GetRegisteredAddresses(a,b,c,d,e,f)
#define IDirectPlayNATHelp_DeregisterPorts(p,a,b) (p)->DeregisterPorts(a,b)
#define IDirectPlayNATHelp_QueryAddress(p,a,b,c,d,e) (p)->QueryAddress(a,b,c,d,e)
#define IDirectPlayNATHelp_SetAlertEvent(p,a,b) (p)->SetAlertEvent(a,b)
#define IDirectPlayNATHelp_SetAlertIOCompletionPort(p,a,b,c,d) (p)->SetAlertIOCompletionPort(a,b,c,d)
#define IDirectPlayNATHelp_ExtendRegisteredPortsLease(p,a,b,c) (p)->ExtendRegisteredPortsLease(a,b,c)
#endif
/****************************************************************************
* * DirectPlay NAT Helper return codes * * Errors are represented by negative values and cannot be combined. * ****************************************************************************/
#define _DPNH_FACILITY_CODE 0x015
#define _DPNH_HRESULT_BASE 0xF000
#define MAKE_DPNHSUCCESS(code) MAKE_HRESULT(0, _DPNH_FACILITY_CODE, (code + _DPNH_HRESULT_BASE))
#define MAKE_DPNHFAILURE(code) MAKE_HRESULT(1, _DPNH_FACILITY_CODE, (code + _DPNH_HRESULT_BASE))
#define DPNH_OK S_OK
#define DPNHSUCCESS_ADDRESSESCHANGED MAKE_DPNHSUCCESS(0x10)
#define DPNHERR_ALREADYINITIALIZED MAKE_DPNHFAILURE(0x10)
#define DPNHERR_BUFFERTOOSMALL MAKE_DPNHFAILURE(0x20)
#define DPNHERR_GENERIC E_FAIL
#define DPNHERR_INVALIDFLAGS MAKE_DPNHFAILURE(0x30)
#define DPNHERR_INVALIDOBJECT MAKE_DPNHFAILURE(0x40)
#define DPNHERR_INVALIDPARAM E_INVALIDARG
#define DPNHERR_INVALIDPOINTER E_POINTER
#define DPNHERR_NOMAPPING MAKE_DPNHFAILURE(0x50)
#define DPNHERR_NOMAPPINGBUTPRIVATE MAKE_DPNHFAILURE(0x60)
#define DPNHERR_NOTINITIALIZED MAKE_DPNHFAILURE(0x70)
#define DPNHERR_OUTOFMEMORY E_OUTOFMEMORY
#define DPNHERR_PORTALREADYREGISTERED MAKE_DPNHFAILURE(0x80)
#define DPNHERR_PORTUNAVAILABLE MAKE_DPNHFAILURE(0x90)
#define DPNHERR_REENTRANT MAKE_DPNHFAILURE(0x95)
#define DPNHERR_SERVERNOTAVAILABLE MAKE_DPNHFAILURE(0xA0)
#define DPNHERR_UPDATESERVERSTATUS MAKE_DPNHFAILURE(0xC0)
#ifdef __cplusplus
}#endif
#endif // __DPNATHLP_H__
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