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/***
Copyright (c) 1995 Microsoft Corporation
Module Name:
netperf.c
Abstract:
Command line test for getting the connection performance.
Author:
Cory West [corywest] 17-April-96
***/
#include "ndsapi32.h"
#include "ntddnwfs.h"
int
_cdecl main(
int argc,
char **argv
) {
NTSTATUS ntstatus;
IO_STATUS_BLOCK IoStatusBlock;
OBJECT_ATTRIBUTES ObjectAttributes;
ACCESS_MASK DesiredAccess = SYNCHRONIZE | FILE_LIST_DIRECTORY;
HANDLE hRdr;
WCHAR OpenString[] = L"\\Device\\Nwrdr\\*";
UNICODE_STRING OpenName;
OEM_STRING OemArg;
UNICODE_STRING ConnectionName;
PNWR_REQUEST_PACKET Request;
ULONG BufferSize = 512;
ULONG RequestSize;
//
// Check the arguments.
//
if ( argc != 2 ) {
printf( "Usage: netperf [remote name]\n" );
return -1;
}
//
// Allocate buffer space.
//
Request = (PNWR_REQUEST_PACKET) LocalAlloc( LMEM_ZEROINIT, BufferSize );
if ( !Request ) {
printf( "Insufficient memory to complete the request.\n" );
return -1;
}
//
// Convert the connect name to unicode.
//
ConnectionName.Length = 0;
ConnectionName.MaximumLength = (USHORT) ( BufferSize - sizeof( NWR_REQUEST_PACKET ) );
ConnectionName.Buffer = &(Request->Parameters.GetConnPerformance.RemoteName[0]);
OemArg.Length = strlen( argv[1] );
OemArg.MaximumLength = OemArg.Length;
OemArg.Buffer = argv[1];
RtlOemStringToUnicodeString( &ConnectionName, &OemArg, FALSE );
//
// Set up the object attributes.
//
RtlInitUnicodeString( &OpenName, OpenString );
InitializeObjectAttributes( &ObjectAttributes,
&OpenName,
OBJ_CASE_INSENSITIVE,
NULL,
NULL );
ntstatus = NtOpenFile( &hRdr,
DesiredAccess,
&ObjectAttributes,
&IoStatusBlock,
FILE_SHARE_VALID_FLAGS,
FILE_SYNCHRONOUS_IO_NONALERT );
if ( !NT_SUCCESS(ntstatus) )
return ntstatus;
//
// Fill out the request packet for FSCTL_NWR_GET_CONN_PERFORMANCE.
//
Request->Parameters.GetConnPerformance.RemoteNameLength = ConnectionName.Length;
RequestSize = sizeof( NWR_REQUEST_PACKET ) + ConnectionName.Length;
ntstatus = NtFsControlFile( hRdr,
NULL,
NULL,
NULL,
&IoStatusBlock,
FSCTL_NWR_GET_CONN_PERFORMANCE,
(PVOID) Request,
RequestSize,
NULL,
0 );
if ( !NT_SUCCESS( ntstatus ) ) {
goto ExitWithClose;
}
//
// Print out the speed and packet size.
//
printf( "Speed: %d\n", Request->Parameters.GetConnPerformance.dwSpeed );
printf( "Flags: %d\n", Request->Parameters.GetConnPerformance.dwFlags );
printf( "Delay: %d\n", Request->Parameters.GetConnPerformance.dwDelay );
printf( "Packet Size: %d\n", Request->Parameters.GetConnPerformance.dwOptDataSize );
ExitWithClose:
LocalFree( Request );
NtClose( hRdr );
return ntstatus;
}
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