Leaked source code of windows server 2003
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/***************************************************************************
*
* Copyright (C) 2001-2002 Microsoft Corporation. All Rights Reserved.
*
* File: dpnhupnpintfobj.h
*
* Content: Header for DPNHUPNP main interface object class.
*
* History:
* Date By Reason
* ======== ======== =========
* 04/16/01 VanceO Split DPNATHLP into DPNHUPNP and DPNHPAST.
*
***************************************************************************/
//=============================================================================
// Defines
//=============================================================================
#define NETWORKBYTEORDER_INADDR_LOOPBACK 0x0100007f
#define MAX_XMLELEMENT_DEPTH 15
#define MAX_XMLNAMESPACES_PER_ELEMENT 5
#define MAX_NUM_DESCRIPTION_XML_SUBELEMENTS 10
#define MAX_NUM_UPNPCONTROLOUTARGS 10
//=============================================================================
// Macros
//=============================================================================
#define NATHELPUPNP_FROM_BILINK(b) (CONTAINING_OBJECT(b, CNATHelpUPnP, m_blList))
//=============================================================================
// Typedefs
//=============================================================================
class CNATHelpUPnP;
class CUPnPDevice;
//=============================================================================
// Object flags
//=============================================================================
#define NATHELPUPNPOBJ_NOTCREATEDWITHCOM 0x0001 // object was created through non-COM DirectPlayNATHelpCreate function
#define NATHELPUPNPOBJ_INITIALIZED 0x0002 // object has been initialized
#define NATHELPUPNPOBJ_USEUPNP 0x0004 // UPnP can be used for NAT traversal
#ifndef DPNBUILD_NOHNETFWAPI
#define NATHELPUPNPOBJ_USEHNETFWAPI 0x0008 // the HomeNet firewall port mapping API can be used for opening a local firewall
#endif // ! DPNBUILD_NOHNETFWAPI
#ifndef DPNBUILD_NOWINSOCK2
#define NATHELPUPNPOBJ_WINSOCK1 0x0010 // only WinSock 1 functionality is available
#endif // ! DPNBUILD_NOWINSOCK2
#define NATHELPUPNPOBJ_DEVICECHANGED 0x0020 // short lived flag that overrides min update server status interval when a device is added or removed
#define NATHELPUPNPOBJ_ADDRESSESCHANGED 0x0040 // flag indicating that server status changed since the last time the user checked
#define NATHELPUPNPOBJ_PORTREGISTERED 0x0080 // short lived flag that allows remote gateway check when a port has been registered
#define NATHELPUPNPOBJ_LONGLOCK 0x0100 // a thread dropped the main object lock but still needs ownership of the object during a long operation
#ifndef WINCE
#define NATHELPUPNPOBJ_USEGLOBALNAMESPACEPREFIX 0x0200 // use the "Global\" prefix when creating named kernel objects
#endif // ! WINCE
//=============================================================================
// Structures
//=============================================================================
//
// UPnP header information parsing structure
//
typedef struct _UPNP_HEADER_INFO
{
char * apszHeaderStrings[NUM_RESPONSE_HEADERS]; // place to store pointers to value strings for each header found
char * pszMsgBody; // place to store pointer to message body after the end of the headers
} UPNP_HEADER_INFO, * PUPNP_HEADER_INFO;
//
// UPnP XML parsing structures
//
typedef struct _PARSEXML_SUBELEMENT
{
char * pszNameFound; // name of subelement instance that was found
char * apszAttributeNames[MAX_XMLNAMESPACES_PER_ELEMENT]; // array of attributes for this subelement instance
char * apszAttributeValues[MAX_XMLNAMESPACES_PER_ELEMENT]; // matching array of values for the attributes of this subelement instance
DWORD dwNumAttributes; // number of attributes contained in previous arrays
char * pszValueFound; // pointer to value associated with this subelement instance
} PARSEXML_SUBELEMENT, * PPARSEXML_SUBELEMENT;
typedef struct _PARSEXML_ELEMENT
{
char ** papszElementStack; // array of strings indicating an item's location in the XML document
DWORD dwElementStackDepth; // number of strings in previous array
PARSEXML_SUBELEMENT * paSubElements; // array to store subelement instances found
DWORD dwMaxNumSubElements; // maximum number of subelement instances that can be stored in previous array
DWORD dwNumSubElements; // number of subelement instances actually returned in previous array
BOOL fFoundMatchingElement; // whether the required subelements were found
} PARSEXML_ELEMENT, * PPARSEXML_ELEMENT;
typedef struct tagPARSEXML_STACKENTRY
{
char * pszName; // name of this XML element
char * apszAttributeNames[MAX_XMLNAMESPACES_PER_ELEMENT]; // array of attributes for this XML element
char * apszAttributeValues[MAX_XMLNAMESPACES_PER_ELEMENT]; // matching array of values for the attributes of this XML element
DWORD dwNumAttributes; // number of attributes contained in previous arrays
char * pszValue; // value of this XML element
} PARSEXML_STACKENTRY, * PPARSEXML_STACKENTRY;
typedef enum _PARSECALLBACK
{
PARSECALLBACK_DESCRIPTIONRESPONSE, // use the description response parse callback
PARSECALLBACK_CONTROLRESPONSE // use the control response parse callback
} PARSECALLBACK;
#ifdef DPNBUILD_NOWINSOCK2
//=============================================================================
// WinSock function definitions required when winsock2.h cannot be included
//=============================================================================
#define WSAAPI FAR PASCAL
typedef
int
(WSAAPI * LPFN_WSASTARTUP)(
IN WORD wVersionRequested,
OUT LPWSADATA lpWSAData
);
typedef
int
(WSAAPI * LPFN_WSACLEANUP)(
void
);
typedef
int
(WSAAPI * LPFN_WSAGETLASTERROR)(
void
);
typedef
SOCKET
(WSAAPI * LPFN_SOCKET)(
IN int af,
IN int type,
IN int protocol
);
typedef
int
(WSAAPI * LPFN_CLOSESOCKET)(
IN SOCKET s
);
typedef
int
(WSAAPI * LPFN_BIND)(
IN SOCKET s,
IN const struct sockaddr FAR * name,
IN int namelen
);
typedef
int
(WSAAPI * LPFN_SETSOCKOPT)(
IN SOCKET s,
IN int level,
IN int optname,
IN const char FAR * optval,
IN int optlen
);
typedef
int
(WSAAPI * LPFN_GETSOCKNAME)(
IN SOCKET s,
OUT struct sockaddr FAR * name,
IN OUT int FAR * namelen
);
typedef
int
(WSAAPI * LPFN_SELECT)(
IN int nfds,
IN OUT fd_set FAR * readfds,
IN OUT fd_set FAR * writefds,
IN OUT fd_set FAR *exceptfds,
IN const struct timeval FAR * timeout
);
typedef
int
(WSAAPI * LPFN_RECVFROM)(
IN SOCKET s,
OUT char FAR * buf,
IN int len,
IN int flags,
OUT struct sockaddr FAR * from,
IN OUT int FAR * fromlen
);
typedef
int
(WSAAPI * LPFN_SENDTO)(
IN SOCKET s,
IN const char FAR * buf,
IN int len,
IN int flags,
IN const struct sockaddr FAR * to,
IN int tolen
);
typedef
int
(WSAAPI * LPFN_GETHOSTNAME)(
OUT char FAR * name,
IN int namelen
);
typedef
struct hostent FAR *
(WSAAPI * LPFN_GETHOSTBYNAME)(
IN const char FAR * name
);
typedef
unsigned long
(WSAAPI * LPFN_INET_ADDR)(
IN const char FAR * cp
);
typedef
int
(WSAAPI * LPFN_IOCTLSOCKET)(
IN SOCKET s,
IN long cmd,
IN OUT u_long FAR * argp
);
typedef
int
(WSAAPI * LPFN_CONNECT)(
IN SOCKET s,
IN const struct sockaddr FAR * name,
IN int namelen
);
typedef
int
(WSAAPI * LPFN_SHUTDOWN)(
IN SOCKET s,
IN int how
);
typedef
int
(WSAAPI * LPFN_SEND)(
IN SOCKET s,
IN const char FAR * buf,
IN int len,
IN int flags
);
typedef
int
(WSAAPI * LPFN_RECV)(
IN SOCKET s,
OUT char FAR * buf,
IN int len,
IN int flags
);
typedef
int
(WSAAPI * LPFN_GETSOCKOPT)(
IN SOCKET s,
IN int level,
IN int optname,
OUT char FAR * optval,
IN OUT int FAR * optlen
);
//=============================================================================
// WinSock function definitions left out by winsock2.h
//=============================================================================
typedef INT (WSAAPI * LPFN___WSAFDISSET) (SOCKET, fd_set FAR *);
//=============================================================================
// Macro redefinitions due to WinCE/Desktop differences
//=============================================================================
#undef FD_SET
#define FD_SET(fd, set) do { \
if (((fd_set FAR *)(set))->fd_count < FD_SETSIZE) \
((fd_set FAR *)(set))->fd_array[((fd_set FAR *)(set))->fd_count++]=(fd);\
} while(0)
#else // ! DPNBUILD_NOWINSOCK2
//=============================================================================
// WinSock function definitions left out by winsock2.h
//=============================================================================
typedef INT (WSAAPI * LPFN___WSAFDISSET) (SOCKET, fd_set FAR *);
//=============================================================================
// IPHLPAPI function prototypes
//=============================================================================
typedef DWORD (WINAPI *PFN_GETADAPTERSINFO) (PIP_ADAPTER_INFO pAdapterInfo, PULONG pOutBufLen);
typedef DWORD (WINAPI *PFN_GETIPFORWARDTABLE) (PMIB_IPFORWARDTABLE pIpForwardTable, PULONG pdwSize, BOOL bOrder);
typedef DWORD (WINAPI *PFN_GETBESTROUTE) (DWORD dwDestAddr, DWORD dwSourceAddr, PMIB_IPFORWARDROW pBestRoute);
//=============================================================================
// RASAPI32 function prototypes
//=============================================================================
typedef DWORD (WINAPI *PFN_RASGETENTRYHRASCONNW) (IN LPCWSTR pszPhonebook, IN LPCWSTR pszEntry, OUT LPHRASCONN lphrasconn);
#ifdef UNICODE
typedef DWORD (WINAPI *PFN_RASGETPROJECTIONINFOW) (HRASCONN hrasconn, RASPROJECTION rasprojection, LPVOID lpprojection, LPDWORD lpcb);
#define PFN_RASGETPROJECTIONINFO PFN_RASGETPROJECTIONINFOW
#else // ! UNICODE
typedef DWORD (WINAPI *PFN_RASGETPROJECTIONINFOA) (HRASCONN hrasconn, RASPROJECTION rasprojection, LPVOID lpprojection, LPDWORD lpcb);
#define PFN_RASGETPROJECTIONINFO PFN_RASGETPROJECTIONINFOA
#endif // ! UNICODE
#endif // ! DPNBUILD_NOWINSOCK2
//=============================================================================
// Main interface object class
//=============================================================================
class CNATHelpUPnP : public IDirectPlayNATHelp
{
public:
CNATHelpUPnP(const BOOL fNotCreatedWithCOM); // constructor
~CNATHelpUPnP(void); // destructor
STDMETHODIMP QueryInterface(REFIID riid, LPVOID * ppvObj);
STDMETHODIMP_(ULONG) AddRef(void);
STDMETHODIMP_(ULONG) Release(void);
STDMETHODIMP Initialize(const DWORD dwFlags);
STDMETHODIMP Close(const DWORD dwFlags);
STDMETHODIMP GetCaps(DPNHCAPS * const pdpnhcaps,
const DWORD dwFlags);
STDMETHODIMP RegisterPorts(const SOCKADDR * const aLocalAddresses,
const DWORD dwAddressesSize,
const DWORD dwNumAddresses,
const DWORD dwLeaseTime,
DPNHHANDLE * const phRegisteredPorts,
const DWORD dwFlags);
STDMETHODIMP GetRegisteredAddresses(const DPNHHANDLE hRegisteredPorts,
SOCKADDR * const paPublicAddresses,
DWORD * const pdwPublicAddressesSize,
DWORD * const pdwAddressTypeFlags,
DWORD * const pdwLeaseTimeRemaining,
const DWORD dwFlags);
STDMETHODIMP DeregisterPorts(const DPNHHANDLE hRegisteredPorts,
const DWORD dwFlags);
STDMETHODIMP QueryAddress(const SOCKADDR * const pSourceAddress,
const SOCKADDR * const pQueryAddress,
SOCKADDR * const pResponseAddress,
const int iAddressesSize,
const DWORD dwFlags);
STDMETHODIMP SetAlertEvent(const HANDLE hEvent, const DWORD dwFlags);
STDMETHODIMP SetAlertIOCompletionPort(const HANDLE hIOCompletionPort,
const DWORD dwCompletionKey,
const DWORD dwNumConcurrentThreads,
const DWORD dwFlags);
STDMETHODIMP ExtendRegisteredPortsLease(const DPNHHANDLE hRegisteredPorts,
const DWORD dwLeaseTime,
const DWORD dwFlags);
HRESULT InitializeObject(void);
void UninitializeObject(void);
CBilink m_blList; // list of all the NATHelper instances in existence
private:
BYTE m_Sig[4]; // debugging signature ('NATH')
LONG m_lRefCount; // reference count for this object
DWORD m_dwFlags; // flags for this object
DNCRITICAL_SECTION m_csLock; // lock preventing simultaneous usage
DNHANDLE m_hLongLockSemaphore; // semaphore used to hold the object lock for a long period of time
LONG m_lNumLongLockWaitingThreads; // number of threads waiting for the long lock to be released
DWORD m_dwLockThreadID; // ID of thread currently holding the lock
#ifndef DPNBUILD_NOHNETFWAPI
HANDLE m_hAlertEvent; // handle to alert event, if any
HANDLE m_hAlertIOCompletionPort; // handle to alert I/O completion port, if any
DWORD m_dwAlertCompletionKey; // alert completion key to use, if any
#endif // ! DPNBUILD_NOHNETFWAPI
CBilink m_blDevices; // list of all IP capable devices
CBilink m_blRegisteredPorts; // list of all the ports registered (may or may not be mapped with an Internet gateway)
CBilink m_blUnownedPorts; // list of all the registered ports which could not be associated with specific devices
DWORD m_dwLastUpdateServerStatusTime; // last time the server status was updated
DWORD m_dwNextPollInterval; // next GetCaps poll interval to use
DWORD m_dwNumLeases; // number of registered ports which have successfully been leased
DWORD m_dwEarliestLeaseExpirationTime; // time when first registered port lease expires, if there are any
CBilink m_blUPnPDevices; // list of all the UPnP devices known (may or may not be connected)
DWORD m_dwInstanceKey; // instance key used for crash cleanup
DWORD m_dwCurrentUPnPDeviceID; // current unique UPnP device ID
DNHANDLE m_hMappingStillActiveNamedObject; // named object used to prevent subsequent objects from cleaning up mappings that are still in use
#ifndef DPNBUILD_NOWINSOCK2
HMODULE m_hIpHlpApiDLL; // handle to iphlpapi.dll, if available
PFN_GETADAPTERSINFO m_pfnGetAdaptersInfo; // pointer to GetAdaptersInfo function
PFN_GETIPFORWARDTABLE m_pfnGetIpForwardTable; // pointer to GetIpForwardTable function
PFN_GETBESTROUTE m_pfnGetBestRoute; // pointer to GetBestRoute function
HMODULE m_hRasApi32DLL; // handle to rasapi32.dll, if available
PFN_RASGETENTRYHRASCONNW m_pfnRasGetEntryHrasconnW; // pointer to RasGetEntryHrasconnW function
PFN_RASGETPROJECTIONINFO m_pfnRasGetProjectionInfo; // pointer to RasGetProjectionInfoA/W function
SOCKET m_sIoctls; // socket being used to submit Ioctls (WinSock2 only)
WSAOVERLAPPED * m_polAddressListChange; // pointer overlapped structure for address list change WSAIoctl call
#endif // ! DPNBUILD_NOWINSOCK2
HMODULE m_hWinSockDLL; // handle to wsock32.dll or ws2_32.dll
LPFN_WSASTARTUP m_pfnWSAStartup; // pointer to WSAStartup function
LPFN_WSACLEANUP m_pfnWSACleanup; // pointer to WSACleanup function
LPFN_WSAGETLASTERROR m_pfnWSAGetLastError; // pointer to WSAGetLastError function
LPFN_SOCKET m_pfnsocket; // pointer to socket function
LPFN_CLOSESOCKET m_pfnclosesocket; // pointer to closesocket function
LPFN_BIND m_pfnbind; // pointer to bind function
LPFN_SETSOCKOPT m_pfnsetsockopt; // pointer to setsockopt function
LPFN_GETSOCKNAME m_pfngetsockname; // pointer to getsockname function
LPFN_SELECT m_pfnselect; // pointer to select function
LPFN___WSAFDISSET m_pfn__WSAFDIsSet; // pointer to __WSAFDIsSet function
LPFN_RECVFROM m_pfnrecvfrom; // pointer to recvfrom function
LPFN_SENDTO m_pfnsendto; // pointer to sendto function
LPFN_GETHOSTNAME m_pfngethostname; // pointer to gethostname function
LPFN_GETHOSTBYNAME m_pfngethostbyname; // pointer to gethostbyname function
LPFN_INET_ADDR m_pfninet_addr; // pointer to inet_addr function
#ifndef DPNBUILD_NOWINSOCK2
LPFN_WSASOCKETA m_pfnWSASocketA; // pointer to WSASocket function
LPFN_WSAIOCTL m_pfnWSAIoctl; // WinSock2 only, pointer to WSAIoctl function
LPFN_WSAGETOVERLAPPEDRESULT m_pfnWSAGetOverlappedResult; // WinSock2 only, pointer to WSAGetOverlappedResult function
#endif // ! DPNBUILD_NOWINSOCK2
LPFN_IOCTLSOCKET m_pfnioctlsocket; // pointer to ioctlsocket function
LPFN_CONNECT m_pfnconnect; // pointer to connect function
LPFN_SHUTDOWN m_pfnshutdown; // pointer to shutdown function
LPFN_SEND m_pfnsend; // pointer to send function
LPFN_RECV m_pfnrecv; // pointer to recv function
#ifdef DBG
LPFN_GETSOCKOPT m_pfngetsockopt; // pointer to getsockopt function
DWORD m_dwNumDeviceAdds; // how many times devices were added
DWORD m_dwNumDeviceRemoves; // how many times devices were removed
DWORD m_dwNumServerFailures; // how many times a UPnP gateway device stopped responding and had to be removed
#endif // DBG
inline BOOL IsValidObject(void)
{
if ((this == NULL) || (IsBadWritePtr(this, sizeof(CNATHelpUPnP))))
{
return FALSE;
}
if (*((DWORD*) (&this->m_Sig)) != 0x4854414E) // 0x48 0x54 0x41 0x4E = 'HTAN' = 'NATH' in Intel order
{
return FALSE;
}
return TRUE;
};
inline void ResetNextPollInterval(void)
{
//
// Reading this DWORD should be atomic, so no need to hold the
// globals lock.
//
this->m_dwNextPollInterval = g_dwNoActiveNotifyPollInterval;
};
HRESULT TakeLock(void);
void DropLock(void);
void SwitchToLongLock(void);
void SwitchFromLongLock(void);
HRESULT LoadWinSockFunctionPointers(void);
HRESULT CheckForNewDevices(BOOL * const pfFoundNewDevices);
#ifndef DPNBUILD_NOHNETFWAPI
HRESULT CheckForLocalHNetFirewallAndMapPorts(CDevice * const pDevice,
CRegisteredPort * const pDontAlertRegisteredPort);
HRESULT GetIHNetConnectionForDeviceIfFirewalled(CDevice * const pDevice,
IHNetCfgMgr * const pHNetCfgMgr,
IHNetConnection ** const ppHNetConnection);
HRESULT GetIPAddressGuidString(const TCHAR * const tszDeviceIPAddress,
TCHAR * const ptszGuidString);
HRESULT OpenDevicesUPnPDiscoveryPort(CDevice * const pDevice,
IHNetCfgMgr * const pHNetCfgMgr,
IHNetConnection * const pHNetConnection);
HRESULT CloseDevicesUPnPDiscoveryPort(CDevice * const pDevice,
IHNetCfgMgr * const pHNetCfgMgr);
HRESULT MapUnmappedPortsOnLocalHNetFirewall(CDevice * const pDevice,
IHNetCfgMgr * const pHNetCfgMgr,
IHNetConnection * const pHNetConnection,
CRegisteredPort * const pDontAlertRegisteredPort);
HRESULT MapPortOnLocalHNetFirewall(CRegisteredPort * const pRegisteredPort,
IHNetCfgMgr * const pHNetCfgMgr,
IHNetConnection * const pHNetConnection,
const BOOL fNoteAddressChange);
HRESULT UnmapPortOnLocalHNetFirewall(CRegisteredPort * const pRegisteredPort,
const BOOL fNeedToDeleteRegValue,
const BOOL fNoteAddressChange);
HRESULT UnmapPortOnLocalHNetFirewallInternal(CRegisteredPort * const pRegisteredPort,
const BOOL fNeedToDeleteRegValue,
IHNetCfgMgr * const pHNetCfgMgr);
HRESULT DisableAllBindingsForHNetPortMappingProtocol(IHNetPortMappingProtocol * const pHNetPortMappingProtocol,
IHNetCfgMgr * const pHNetCfgMgr);
HRESULT CleanupInactiveFirewallMappings(CDevice * const pDevice,
IHNetCfgMgr * const pHNetCfgMgr);
#endif // ! DPNBUILD_NOHNETFWAPI
void RemoveAllItems(void);
CDevice * FindMatchingDevice(const SOCKADDR_IN * const psaddrinMatch,
const BOOL fUseAllInfoSources);
HRESULT ExtendAllExpiringLeases(void);
HRESULT UpdateServerStatus(void);
HRESULT RegisterPreviouslyUnownedPortsWithDevice(CDevice * const pDevice,
const BOOL fWildcardToo);
HRESULT SendUPnPSearchMessagesForDevice(CDevice * const pDevice,
const BOOL fRemoteAllowed);
HRESULT SendUPnPDescriptionRequest(CUPnPDevice * const pUPnPDevice);
HRESULT UpdateUPnPExternalAddress(CUPnPDevice * const pUPnPDevice,
const BOOL fUpdateRegisteredPorts);
HRESULT MapPortsOnUPnPDevice(CUPnPDevice * const pUPnPDevice,
CRegisteredPort * const pRegisteredPort);
HRESULT InternalUPnPQueryAddress(CUPnPDevice * const pUPnPDevice,
const SOCKADDR_IN * const psaddrinQueryAddress,
SOCKADDR_IN * const psaddrinResponseAddress,
const DWORD dwFlags);
HRESULT ExtendUPnPLease(CRegisteredPort * const pRegisteredPort);
HRESULT UnmapUPnPPort(CRegisteredPort * const pRegisteredPort,
const DWORD dwMaxValidPort,
const BOOL fNeedToDeleteRegValue);
HRESULT CleanupInactiveNATMappings(CUPnPDevice * const pUPnPDevice);
BOOL IsNATPublicPortInUseLocally(const WORD wPortHostOrder);
HRESULT CheckForUPnPAnnouncements(const DWORD dwTimeout,
const BOOL fSendRemoteGatewayDiscovery);
HRESULT WaitForUPnPConnectCompletions(void);
HRESULT CheckForReceivedUPnPMsgsOnAllDevices(const DWORD dwTimeout);
HRESULT CheckForReceivedUPnPMsgsOnDevice(CUPnPDevice * const pUPnPDevice,
const DWORD dwTimeout);
HRESULT HandleUPnPDiscoveryResponseMsg(CDevice * const pDevice,
const SOCKADDR_IN * const psaddrinSource,
char * const pcMsg,
const int iMsgSize,
BOOL * const pfInitiatedConnect);
HRESULT ReconnectUPnPControlSocket(CUPnPDevice * const pUPnPDevice);
HRESULT ReceiveUPnPDataStream(CUPnPDevice * const pUPnPDevice);
void ParseUPnPHeaders(char * const pszMsg,
UPNP_HEADER_INFO * pHeaderInfo);
HRESULT GetAddressFromURL(char * const pszLocation,
SOCKADDR_IN * psaddrinLocation,
char ** ppszRelativePath);
HRESULT HandleUPnPDescriptionResponseBody(CUPnPDevice * const pUPnPDevice,
const DWORD dwHTTPResponseCode,
char * const pszDescriptionXML);
HRESULT HandleUPnPControlResponseBody(CUPnPDevice * const pUPnPDevice,
const DWORD dwHTTPResponseCode,
char * const pszControlResponseSOAP);
HRESULT ParseXML(char * const pszXML,
PARSEXML_ELEMENT * const pParseElement,
const PARSECALLBACK ParseCallback,
PVOID pvContext);
static void ParseXMLAttributes(char * const pszString,
char ** const apszAttributeNames,
char ** const apszAttributeValues,
const DWORD dwMaxNumAttributes,
DWORD * const pdwNumAttributes);
BOOL MatchesXMLStringWithoutNamespace(const char * const szCompareString,
const char * const szMatchString,
const PARSEXML_STACKENTRY * const aElementStack,
const PARSEXML_SUBELEMENT * const pSubElement,
const DWORD dwElementStackDepth);
static char * GetStringWithoutNamespacePrefix(const char * const szString,
const PARSEXML_STACKENTRY * const aElementStack,
const PARSEXML_SUBELEMENT * const pSubElement,
const DWORD dwElementStackDepth);
BOOL GetNextChunk(char * const pszBuffer,
const DWORD dwBufferSize,
char ** const ppszChunkData,
DWORD * const pdwChunkSize,
char ** const ppszBufferRemaining,
DWORD * const pdwBufferSizeRemaining);
HRESULT ParseXMLCallback_DescriptionResponse(PARSEXML_ELEMENT * const pParseElement,
PVOID pvContext,
PARSEXML_STACKENTRY * const aElementStack,
BOOL * const pfContinueParsing);
HRESULT ParseXMLCallback_ControlResponse(PARSEXML_ELEMENT * const pParseElement,
PVOID pvContext,
PARSEXML_STACKENTRY * const aElementStack,
BOOL * const pfContinueParsing);
void ClearDevicesUPnPDevice(CDevice * const pDevice);
void ClearAllUPnPRegisteredPorts(CDevice * const pDevice);
#ifndef DPNBUILD_NOWINSOCK2
HRESULT RequestLocalAddressListChangeNotification(void);
#endif // ! DPNBUILD_NOWINSOCK2
SOCKET CreateSocket(SOCKADDR_IN * const psaddrinAddress,
int iType,
int iProtocol);
BOOL GetAddressToReachGateway(CDevice * const pDevice,
IN_ADDR * const pinaddr);
BOOL IsAddressLocal(CDevice * const pDevice,
const SOCKADDR_IN * const psaddrinAddress);
void ExpireOldCachedMappings(void);
#ifdef WINNT
BOOL IsUPnPServiceDisabled(void);
#endif // WINNT
#ifdef DBG
static void PrintUPnPTransactionToFile(const char * const szString,
const int iStringLength,
const char * const szDescription,
CDevice * const pDevice);
#endif // DBG
#ifdef DBG
void DebugPrintCurrentStatus(void);
#ifndef DPNBUILD_NOHNETFWAPI
void DebugPrintActiveFirewallMappings(void);
#endif // ! DPNBUILD_NOHNETFWAPI
void DebugPrintActiveNATMappings(void);
#endif // DBG
};