[sane-devel] sane_read() parameters

[ky gcp]

why does the value of maxlen vary from various frontends?

On Tue, Mar 8, 2016 at 9:06 PM, m. allan noah <kitno455 at gmail.com> wrote:

> maxlen is provided by the caller of the function, to tell the backend
> how much memory the caller has allocated for image data.
>
> allan
>
> On Tue, Mar 8, 2016 at 3:09 AM, ky gcp <kygcpsample at gmail.com> wrote:
> > hi,
> >
> > how is the argument maxlen determined in sane_read() function?
> >
> > SANE_Status sane_read (SANE_Handle h, SANE_Byte * buf, SANE_Int maxlen,
> > SANE_Int * len);
> >
> > Thanks for your help.
> >
> > --
> > sane-devel mailing list: sane-devel at lists.alioth.debian.org
> > http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/sane-devel
> > Unsubscribe: Send mail with subject "unsubscribe your_password"
> >              to sane-devel-request at lists.alioth.debian.org
>
>
>
> --
> "well, I stand up next to a mountain- and I chop it down with the edge
> of my hand"
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.alioth.debian.org/pipermail/sane-devel/attachments/20160309/5d8de7fd/attachment.html>