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/*++
Copyright (c) 1991 Microsoft Corporation
Module Name:
vrnetb.h
Abstract:
Contains prototypes and definitions for Vdm netbios support routines
Author:
Colin Watson (colinw) 09-Dec-1991
Revision History:
09-Dec-1991 colinw
Created
--*/
//
// Internal version of the ncb layout for mvdm.
//
#include <packon.h>
//
// Use packing to ensure that the cu union is not forced to word alignment.
// All elements of this structure are naturally aligned.
//
typedef struct _NCBW {
UCHAR ncb_command; /* command code */
volatile UCHAR ncb_retcode; /* return code */
UCHAR ncb_lsn; /* local session number */
UCHAR ncb_num; /* number of our network name */
PUCHAR ncb_buffer; /* address of message buffer */
WORD ncb_length; /* size of message buffer */
union {
UCHAR ncb_callname[NCBNAMSZ];/* blank-padded name of remote */
struct _CHAIN_SEND {
WORD ncb_length2;
PUCHAR ncb_buffer2;
} ncb_chain;
} cu;
UCHAR ncb_name[NCBNAMSZ]; /* our blank-padded netname */
UCHAR ncb_rto; /* rcv timeout/retry count */
UCHAR ncb_sto; /* send timeout/sys timeout */
void (*ncb_post)( struct _NCB * ); /* POST routine address */
UCHAR ncb_lana_num; /* lana (adapter) number */
volatile UCHAR ncb_cmd_cplt; /* 0xff => commmand pending */
// Make driver specific use of the reserved area of the NCB.
WORD ncb_reserved; /* return to natural alignment */
union {
LIST_ENTRY ncb_next; /* queued to worker thread */
IO_STATUS_BLOCK ncb_iosb; /* used for Nt I/O interface */
} u;
HANDLE ncb_event; /* HANDLE to Win32 event */
// Extra workspace utilized by the mvdm component.
WORD ncb_es; /* 16 bit address of the real NCB */
WORD ncb_bx;
PNCB ncb_original_ncb; /* 32 bit address of the real NCB */
DWORD ProtectModeNcb; /* TRUE if NCB originated in PM */
} NCBW, *PNCBW;
#include <packoff.h>
VOID
VrNetbios5c(
VOID
);
VOID
VrNetbios5cInterrupt(
VOID
);
VOID
VrNetbios5cInitialize(
VOID
);
BOOLEAN
IsPmNcbAtQueueHead(
VOID
);
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