From e611b132f9b8abe35b362e5870b74bce94a1e58e Mon Sep 17 00:00:00 2001
From: Adam <you@example.com>
Date: Sat, 16 May 2020 20:51:50 -0700
Subject: initial commit

---
 private/nw/ndsutils/netperf.c | 138 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 138 insertions(+)
 create mode 100644 private/nw/ndsutils/netperf.c

(limited to 'private/nw/ndsutils/netperf.c')

diff --git a/private/nw/ndsutils/netperf.c b/private/nw/ndsutils/netperf.c
new file mode 100644
index 000000000..e509f3fe7
--- /dev/null
+++ b/private/nw/ndsutils/netperf.c
@@ -0,0 +1,138 @@
+/***
+
+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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