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