get file via tftp and write to filesystem, get length of tftp transfer

[Tom Rini]

On Tue, Nov 30, 2021 at 07:51:28AM +0100, Elmar Psilog wrote:

> Hello, is it possible to download a file via network (tftp) and write it
> to a filesystem as ext4? This looks like a combination of
> tftpboot and ext4write but how to get sizebytes?
> I don't find how to get the length information from tftpboot into a
> variable - it seems to me only displayed on screen. Did I miss something?

The filesize environment variable is almost always set when we "read"
something from a source, including tftp.

-- 
Tom
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