ws2spi.h

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/* WS2SPI.H -- definitions to be used with the WinSock service provider.
 *
 * Copyright (c) 1997-1999  Microsoft Corporation
 *
 * This header file corresponds to version 2.2.x of the WinSock SPI
 * specification.
 *
 * This file includes parts which are Copyright (c) 1982-1986 Regents
 * of the University of California.  All rights reserved.  The
 * Berkeley Software License Agreement specifies the terms and
 * conditions for redistribution.
 */

#ifndef _WINSOCK2SPI_
#pragma option push -b -a8 -pc -A- /*P_O_Push*/
#define _WINSOCK2SPI_

#if _MSC_VER > 1000
#pragma once
#endif

/*
 * Ensure structures are packed consistently.
 */

#if !defined(_WIN64)
#include <pshpack4.h>
#endif

/*
 * Pull in WINSOCK2.H if necessary
 */

#ifndef _WINSOCK2API_
#include <winsock2.h>
#endif /* _WINSOCK2API_ */

#define WSPDESCRIPTION_LEN 255

#define WSS_OPERATION_IN_PROGRESS 0x00000103L

typedef struct WSPData {
    WORD         wVersion;
    WORD         wHighVersion;
    WCHAR        szDescription[WSPDESCRIPTION_LEN+1];
} WSPDATA, FAR * LPWSPDATA;

typedef struct _WSATHREADID {
    HANDLE      ThreadHandle;
    DWORD_PTR    Reserved;
} WSATHREADID, FAR * LPWSATHREADID;

/*
 * SPI function linkage.
 */

#define WSPAPI WSAAPI


#ifdef __cplusplus
extern "C" {
#endif

/*
 * Pointer to a blocking callback. A pointer to a blocking callback is
 * returned from the WPUQueryBlockingCallback() upcall. Note that this
 * function's signature is not identical to an application's blocking
 * hook function.
 */

typedef
BOOL
(CALLBACK FAR * LPBLOCKINGCALLBACK)(
    DWORD_PTR dwContext
    );

/*
 * Pointer to a user APC function. This is used as a parameter to the
 * WPUQueueUserApc() upcall. Note that this function's signature is not
 * identical to an application's completion routine.
 */

typedef
VOID
(CALLBACK FAR * LPWSAUSERAPC)(
    DWORD_PTR dwContext
    );

/*
 * Pointers to the individual entries in a service provider's proc table.
 */

typedef
SOCKET
(WSPAPI * LPWSPACCEPT)(
    SOCKET s,
    struct sockaddr FAR * addr,
    LPINT addrlen,
    LPCONDITIONPROC lpfnCondition,
    DWORD_PTR dwCallbackData,
    LPINT lpErrno
    );

typedef
INT
(WSPAPI * LPWSPADDRESSTOSTRING)(
    LPSOCKADDR lpsaAddress,
    DWORD dwAddressLength,
    LPWSAPROTOCOL_INFOW lpProtocolInfo,
    LPWSTR lpszAddressString,
    LPDWORD lpdwAddressStringLength,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPASYNCSELECT)(
    SOCKET s,
    HWND hWnd,
    unsigned int wMsg,
    long lEvent,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPBIND)(
    SOCKET s,
    const struct sockaddr FAR * name,
    int namelen,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPCANCELBLOCKINGCALL)(
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPCLEANUP)(
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPCLOSESOCKET)(
    SOCKET s,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPCONNECT)(
    SOCKET s,
    const struct sockaddr FAR * name,
    int namelen,
    LPWSABUF lpCallerData,
    LPWSABUF lpCalleeData,
    LPQOS lpSQOS,
    LPQOS lpGQOS,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPDUPLICATESOCKET)(
    SOCKET s,
    DWORD dwProcessId,
    LPWSAPROTOCOL_INFOW lpProtocolInfo,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPENUMNETWORKEVENTS)(
    SOCKET s,
    WSAEVENT hEventObject,
    LPWSANETWORKEVENTS lpNetworkEvents,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPEVENTSELECT)(
    SOCKET s,
    WSAEVENT hEventObject,
    long lNetworkEvents,
    LPINT lpErrno
    );

typedef
BOOL
(WSPAPI * LPWSPGETOVERLAPPEDRESULT)(
    SOCKET s,
    LPWSAOVERLAPPED lpOverlapped,
    LPDWORD lpcbTransfer,
    BOOL fWait,
    LPDWORD lpdwFlags,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPGETPEERNAME)(
    SOCKET s,
    struct sockaddr FAR * name,
    LPINT namelen,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPGETSOCKNAME)(
    SOCKET s,
    struct sockaddr FAR * name,
    LPINT namelen,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPGETSOCKOPT)(
    SOCKET s,
    int level,
    int optname,
    char FAR * optval,
    LPINT optlen,
    LPINT lpErrno
    );

typedef
BOOL
(WSPAPI * LPWSPGETQOSBYNAME)(
    SOCKET s,
    LPWSABUF lpQOSName,
    LPQOS lpQOS,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPIOCTL)(
    SOCKET s,
    DWORD dwIoControlCode,
    LPVOID lpvInBuffer,
    DWORD cbInBuffer,
    LPVOID lpvOutBuffer,
    DWORD cbOutBuffer,
    LPDWORD lpcbBytesReturned,
    LPWSAOVERLAPPED lpOverlapped,
    LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine,
    LPWSATHREADID lpThreadId,
    LPINT lpErrno
    );

typedef
SOCKET
(WSPAPI * LPWSPJOINLEAF)(
    SOCKET s,
    const struct sockaddr FAR * name,
    int namelen,
    LPWSABUF lpCallerData,
    LPWSABUF lpCalleeData,
    LPQOS lpSQOS,
    LPQOS lpGQOS,
    DWORD dwFlags,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPLISTEN)(
    SOCKET s,
    int backlog,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPRECV)(
    SOCKET s,
    LPWSABUF lpBuffers,
    DWORD dwBufferCount,
    LPDWORD lpNumberOfBytesRecvd,
    LPDWORD lpFlags,
    LPWSAOVERLAPPED lpOverlapped,
    LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine,
    LPWSATHREADID lpThreadId,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPRECVDISCONNECT)(
    SOCKET s,
    LPWSABUF lpInboundDisconnectData,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPRECVFROM)(
    SOCKET s,
    LPWSABUF lpBuffers,
    DWORD dwBufferCount,
    LPDWORD lpNumberOfBytesRecvd,
    LPDWORD lpFlags,
    struct sockaddr FAR * lpFrom,
    LPINT lpFromlen,
    LPWSAOVERLAPPED lpOverlapped,
    LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine,
    LPWSATHREADID lpThreadId,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPSELECT)(
    int nfds,
    fd_set FAR * readfds,
    fd_set FAR * writefds,
    fd_set FAR * exceptfds,
    const struct timeval FAR * timeout,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPSEND)(
    SOCKET s,
    LPWSABUF lpBuffers,
    DWORD dwBufferCount,
    LPDWORD lpNumberOfBytesSent,
    DWORD dwFlags,
    LPWSAOVERLAPPED lpOverlapped,
    LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine,
    LPWSATHREADID lpThreadId,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPSENDDISCONNECT)(
    SOCKET s,
    LPWSABUF lpOutboundDisconnectData,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPSENDTO)(
    SOCKET s,
    LPWSABUF lpBuffers,
    DWORD dwBufferCount,
    LPDWORD lpNumberOfBytesSent,
    DWORD dwFlags,
    const struct sockaddr FAR * lpTo,
    int iTolen,
    LPWSAOVERLAPPED lpOverlapped,
    LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine,
    LPWSATHREADID lpThreadId,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPSETSOCKOPT)(
    SOCKET s,
    int level,
    int optname,
    const char FAR * optval,
    int optlen,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWSPSHUTDOWN)(
    SOCKET s,
    int how,
    LPINT lpErrno
    );

typedef
SOCKET
(WSPAPI * LPWSPSOCKET)(
    int af,
    int type,
    int protocol,
    LPWSAPROTOCOL_INFOW lpProtocolInfo,
    GROUP g,
    DWORD dwFlags,
    LPINT lpErrno
    );

typedef
INT
(WSPAPI * LPWSPSTRINGTOADDRESS)(
    LPWSTR AddressString,
    INT AddressFamily,
    LPWSAPROTOCOL_INFOW lpProtocolInfo,
    LPSOCKADDR lpAddress,
    LPINT lpAddressLength,
    LPINT lpErrno
    );

/*
 * A service provider proc table. This structure is returned by value
 * from the service provider's WSPStartup() entrypoint.
 */

typedef struct _WSPPROC_TABLE {

    LPWSPACCEPT              lpWSPAccept;
    LPWSPADDRESSTOSTRING     lpWSPAddressToString;
    LPWSPASYNCSELECT         lpWSPAsyncSelect;
    LPWSPBIND                lpWSPBind;
    LPWSPCANCELBLOCKINGCALL  lpWSPCancelBlockingCall;
    LPWSPCLEANUP             lpWSPCleanup;
    LPWSPCLOSESOCKET         lpWSPCloseSocket;
    LPWSPCONNECT             lpWSPConnect;
    LPWSPDUPLICATESOCKET     lpWSPDuplicateSocket;
    LPWSPENUMNETWORKEVENTS   lpWSPEnumNetworkEvents;
    LPWSPEVENTSELECT         lpWSPEventSelect;
    LPWSPGETOVERLAPPEDRESULT lpWSPGetOverlappedResult;
    LPWSPGETPEERNAME         lpWSPGetPeerName;
    LPWSPGETSOCKNAME         lpWSPGetSockName;
    LPWSPGETSOCKOPT          lpWSPGetSockOpt;
    LPWSPGETQOSBYNAME        lpWSPGetQOSByName;
    LPWSPIOCTL               lpWSPIoctl;
    LPWSPJOINLEAF            lpWSPJoinLeaf;
    LPWSPLISTEN              lpWSPListen;
    LPWSPRECV                lpWSPRecv;
    LPWSPRECVDISCONNECT      lpWSPRecvDisconnect;
    LPWSPRECVFROM            lpWSPRecvFrom;
    LPWSPSELECT              lpWSPSelect;
    LPWSPSEND                lpWSPSend;
    LPWSPSENDDISCONNECT      lpWSPSendDisconnect;
    LPWSPSENDTO              lpWSPSendTo;
    LPWSPSETSOCKOPT          lpWSPSetSockOpt;
    LPWSPSHUTDOWN            lpWSPShutdown;
    LPWSPSOCKET              lpWSPSocket;
    LPWSPSTRINGTOADDRESS     lpWSPStringToAddress;

} WSPPROC_TABLE, FAR * LPWSPPROC_TABLE;

/*
 * Pointers to the individual entries in the upcall table.
 */

typedef
BOOL
(WSPAPI * LPWPUCLOSEEVENT)(
    WSAEVENT hEvent,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWPUCLOSESOCKETHANDLE)(
    SOCKET s,
    LPINT lpErrno
    );

typedef
WSAEVENT
(WSPAPI * LPWPUCREATEEVENT)(
    LPINT lpErrno
    );

typedef
SOCKET
(WSPAPI * LPWPUCREATESOCKETHANDLE)(
    DWORD dwCatalogEntryId,
    DWORD_PTR dwContext,
    LPINT lpErrno
    );

typedef
int
(WSPAPI * LPWPUFDISSET)(
    SOCKET s,
    fd_set FAR * fdset
    );

typedef
int
(WSPAPI * LPWPUGETPROVIDERPATH)(
    LPGUID lpProviderId,
    WCHAR FAR * lpszProviderDllPath,
    LPINT lpProviderDllPathLen,
    LPINT lpErrno
    );

typedef
SOCKET
(WSPAPI * LPWPUMODIFYIFSHANDLE)(
    DWORD dwCatalogEntryId,
    SOCKET ProposedHandle,
    LPINT lpErrno
    );

typedef
BOOL
(WSPAPI * LPWPUPOSTMESSAGE)(
    HWND hWnd,
    UINT Msg,
    WPARAM wParam,