1 files changed, 133 insertions, 0 deletions
diff --git a/private/nw/ndsutils/getuser.c b/private/nw/ndsutils/getuser.c
new file mode 100644
index 000000000..833a0e2f7
--- /dev/null
+++ b/private/nw/ndsutils/getuser.c
@@ -0,0 +1,133 @@
+/***
+
+Copyright (c) 1995  Microsoft Corporation
+
+Module Name:
+
+    GetUser.c
+
+Abstract:
+
+    This is the command line NDS utility for getting the
+    user name used to log into a specified tree or server.
+
+Author:
+
+    Cory West       [corywest]  25-Oct-95
+
+***/
+
+#include "ndsapi32.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 DevicePreamble[] = L"\\Device\\Nwrdr\\";
+    UINT PreambleLength = 14;
+
+    WCHAR NameStr[64];
+    UNICODE_STRING OpenName;
+    UINT i;
+
+    OEM_STRING OemArg;
+    UNICODE_STRING NdsTree;
+    WCHAR TreeBuffer[64];
+
+    WCHAR Reply[64];
+
+    //
+    // Check the arguments.
+    //
+
+    if ( argc != 2 ) {
+        printf( "Usage: getuser [tree | server]\n" );
+        return -1;
+    }
+
+    //
+    // Copy over the preamble.
+    //
+
+    OpenName.MaximumLength = sizeof( NameStr );
+
+    for ( i = 0; i < PreambleLength ; i++ )
+        NameStr[i] = DevicePreamble[i];
+
+    //
+    // Convert the argument name to unicode.
+    //
+
+    OemArg.Length = strlen( argv[1] );
+    OemArg.MaximumLength = OemArg.Length;
+    OemArg.Buffer = argv[1];
+
+    NdsTree.Length = 0;
+    NdsTree.MaximumLength = sizeof( TreeBuffer );
+    NdsTree.Buffer = TreeBuffer;
+
+    RtlOemStringToUnicodeString( &NdsTree, &OemArg, FALSE );
+
+    //
+    // Copy the server or tree name.
+    //
+
+    for ( i = 0 ; i < ( NdsTree.Length / sizeof( WCHAR ) ) ; i++ ) {
+        NameStr[i + PreambleLength] = NdsTree.Buffer[i];
+    }
+
+    OpenName.Length = ( i * sizeof( WCHAR ) ) +
+		       ( PreambleLength * sizeof( WCHAR ) );
+    OpenName.Buffer = NameStr;
+
+    //
+    // Set up the object attributes.
+    //
+
+    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;
+
+    ntstatus = NtFsControlFile( hRdr,
+                                NULL,
+				NULL,
+				NULL,
+				&IoStatusBlock,
+				FSCTL_NWR_GET_USERNAME,
+				(PVOID) TreeBuffer,
+				NdsTree.Length,
+				(PVOID) Reply,
+				sizeof( Reply ) );
+
+   if ( NT_SUCCESS( ntstatus )) {
+
+       NdsTree.Length = (USHORT)IoStatusBlock.Information;
+       NdsTree.MaximumLength = NdsTree.Length;
+       NdsTree.Buffer = Reply;
+       printf( "%wZ", &NdsTree );
+   }
+
+   NtClose( hRdr );
+   return ntstatus;
+
+}