windows-nt/Source/XPSP1/NT/net/published/inc/acdapi.w

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) Microsoft Corporation. All rights reserved.
Module Name:
acdapi.h
Abstract:
Exported routines from the Implicit Connection
Driver (rasacd.sys) for use by transports to allow a
user space process to dynamically create a network
connection upon a network unreachable error.
Author:
Anthony Discolo (adiscolo) 17-Apr-1995
Environment:
Kernel Mode
Revision History:
--*/
#ifndef _ACDAPI_
#define _ACDAPI_
//
// A callback from the automatic connection
// driver to the transport to continue the
// connection process.
//
typedef VOID (*ACD_CONNECT_CALLBACK)(
IN BOOLEAN,
IN PVOID *);
typedef VOID
(*ACD_NEWCONNECTION)(
IN PACD_ADDR pszAddr,
IN PACD_ADAPTER pAdapter
);
typedef BOOLEAN
(*ACD_STARTCONNECTION)(
IN ULONG ulDriverId,
IN PACD_ADDR pszAddr,
IN ULONG ulFlags,
IN ACD_CONNECT_CALLBACK pProc,
IN USHORT nArgs,
IN PVOID *pArgs
);
//
// A callback to allow the caller
// to rummage around in the parameters
// to find the right request to cancel.
// To cancel the connection, the
// ACD_CANCEL_CALLBACK routine returns
// TRUE.
//
typedef BOOLEAN (*ACD_CANCEL_CALLBACK)(
IN PVOID pArg,
IN ULONG ulFlags,
IN ACD_CONNECT_CALLBACK pProc,
IN USHORT nArgs,
IN PVOID *pArgs
);
typedef BOOLEAN
(*ACD_CANCELCONNECTION)(
IN ULONG ulDriverId,
IN PACD_ADDR pszAddr,
IN ACD_CANCEL_CALLBACK pProc,
IN PVOID pArg
);
//
// The structure a transport client receives
// when it binds (IOCTL_INTERNAL_ACD_BIND) with the driver.
//
typedef struct {
LIST_ENTRY ListEntry;
//
// Provided by the transport.
//
KSPIN_LOCK SpinLock;
ULONG ulDriverId;
//
// Filled in by rasacd.sys.
//
BOOLEAN fEnabled;
ACD_NEWCONNECTION lpfnNewConnection;
ACD_STARTCONNECTION lpfnStartConnection;
ACD_CANCELCONNECTION lpfnCancelConnection;
} ACD_DRIVER, *PACD_DRIVER;
//
// Internal IOCTL definitions
//
#define IOCTL_INTERNAL_ACD_BIND \
_ACD_CTL_CODE(0x1234, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_INTERNAL_ACD_UNBIND \
_ACD_CTL_CODE(0x1235, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_INTERNAL_ACD_QUERY_STATE \
_ACD_CTL_CODE(0x1236, METHOD_BUFFERED, FILE_ANY_ACCESS)
#endif // ifndef _ACDAPI_