support for FSCTL_QUERY_ALLOCATED_RANGES.

[Ira Cooper]

This patch implements FSCTL_QUERY_ALLOCATED_RANGES, or at least enough
of it so that applications can use the call, and not die.

I've applied this patch to 3.5 and 3.6.

Thanks,

-Ira

--- a/source3/smbd/nttrans.c
+++ b/source3/smbd/nttrans.c
@@ -1964,6 +1964,16 @@ static void
call_nt_transact_ioctl(connection_struct *conn,
                send_nt_replies(conn, req, NT_STATUS_OK, NULL, 0, NULL, 0);
                return;

+        case FSCTL_QUERY_ALLOCATED_RANGES:
+        {
+                /* All you do is return what you got.  We don't
implement sparse files really. */
+
+                DEBUG(10,("FSCTL_QUERY_ALLOCATED_RANGES called on
FID[0x%04X] - %d\n",fidnum, data_count));
+                send_nt_replies(conn, req, NT_STATUS_OK, NULL, 0,
+                                pdata, data_count);
+                return;
+        }
+
        case FSCTL_CREATE_OR_GET_OBJECT_ID:
        {
                unsigned char objid[16];