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/****************************************************************************
* (c) Copyright 1990, 1993 Micro Computer Systems, Inc. All rights reserved.
*****************************************************************************
*
* Title: IPX/SPX Compatible Source Routing Daemon for Windows NT
*
* Module: ipx/route/ipxroute.c
*
* Version: 1.00.00
*
* Date: 04-08-93
*
* Author: Brian Walker
*
*****************************************************************************
*
* Change Log:
*
* Date DevSFC Comment
* -------- ------ -------------------------------------------------------
*****************************************************************************
*
* Functional Description:
*
*
****************************************************************************/
#include <nt.h>
#include <ntrtl.h>
#include <nturtl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <process.h>
#include <ntstapi.h>
#include <sys/stropts.h>
#include <windows.h>
#include "errno.h"
#include "tdi.h"
#include "isnkrnl.h"
typedef struct _NB_ACTION_GET_COUNTS {
USHORT MaximumNicId; // returns maximum NIC ID
USHORT NicIdCounts[32]; // session counts for first 32 NIC IDs
} NB_ACTION_GET_COUNTS, *PNB_ACTION_GET_COUNTS;
HANDLE isnnbfd;
wchar_t isnnbname[] = L"\\Device\\NwlnkNb";
char pgmname[] = "NBCOUNT";
/** **/
#define INVALID_HANDLE (HANDLE)(-1)
int do_isnnbioctl(HANDLE fd, int cmd, char *datap, int dlen);
/*page*************************************************************
m a i n
This is the main routine that gets executed when a NET START
happens.
Arguments - None
Returns - Nothing
********************************************************************/
void _CRTAPI1 main(int argc, char **argv)
{
UNICODE_STRING FileString;
OBJECT_ATTRIBUTES ObjectAttributes;
IO_STATUS_BLOCK IoStatusBlock;
NTSTATUS Status;
NB_ACTION_GET_COUNTS GetCounts;
int rc;
int i;
/** Open the nwlnknb driver **/
RtlInitUnicodeString (&FileString, isnnbname);
InitializeObjectAttributes(
&ObjectAttributes,
&FileString,
OBJ_CASE_INSENSITIVE,
NULL,
NULL);
Status = NtOpenFile(
&isnnbfd,
SYNCHRONIZE | FILE_READ_DATA | FILE_WRITE_DATA,
&ObjectAttributes,
&IoStatusBlock,
FILE_SHARE_READ | FILE_SHARE_WRITE,
FILE_SYNCHRONOUS_IO_ALERT);
if (!NT_SUCCESS(Status)) {
isnnbfd = INVALID_HANDLE;
printf("Could not open transport\n");
}
if (isnnbfd == INVALID_HANDLE) {
exit(1);
}
rc = do_isnnbioctl(isnnbfd, (I_MIPX | 351), (char *)&GetCounts, sizeof(NB_ACTION_GET_COUNTS));
if (rc == 0) {
printf("NB NIC count: %d\n", GetCounts.MaximumNicId);
for (i = 1; i <= GetCounts.MaximumNicId; i++) {
printf("NIC %d: %d sessions\n", i, GetCounts.NicIdCounts[i]);
}
}
}
/*page***************************************************************
d o _ i s n i p x i o c t l
Do the equivalent of a stream ioctl to isnnb
Arguments - fd = Handle to put on
cmd = Command to send
datap = Ptr to ctrl buffer
dlen = Ptr to len of data buffer
Returns - 0 = OK
else = Error
********************************************************************/
int do_isnnbioctl(HANDLE fd, int cmd, char *datap, int dlen)
{
NTSTATUS Status;
UCHAR buffer[300];
PNWLINK_ACTION action;
IO_STATUS_BLOCK IoStatusBlock;
int rc;
/** Fill out the structure **/
action = (PNWLINK_ACTION)buffer;
action->Header.TransportId = ISN_ACTION_TRANSPORT_ID;
action->OptionType = NWLINK_OPTION_CONTROL;
action->BufferLength = sizeof(ULONG) + dlen;
action->Option = cmd;
RtlMoveMemory(action->Data, datap, dlen);
/** Issue the ioctl **/
Status = NtDeviceIoControlFile(
fd,
NULL,
NULL,
NULL,
&IoStatusBlock,
IOCTL_TDI_ACTION,
NULL,
0,
action,
FIELD_OFFSET(NWLINK_ACTION,Data) + dlen);
if (Status != STATUS_SUCCESS) {
if (Status == STATUS_INVALID_PARAMETER) {
rc = ERANGE;
} else {
rc = EINVAL;
}
} else {
if (dlen > 0) {
RtlMoveMemory (datap, action->Data, dlen);
}
rc = 0;
}
return rc;
}
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