Fuse fs with async calls.

Volker Lendecke Volker.Lendecke at SerNet.DE
Wed Oct 2 08:59:52 MDT 2013

On Tue, Oct 01, 2013 at 11:41:51AM +0200, Stef Bon wrote:
> Hi,
> some time ago I informed about creating a fuse fs using async calls:
> https://lists.samba.org/archive/samba-technical/2013-August/094529.html
> Volker suggested following the functions in:
> source3/client/client.c.
> I did this. When I want to write a fuse fs I start with the most basic
> functions:
> stat
> opendir/readdir/closedir
> Now to start with the latest I see that in client.c the cmd_dir call
> will lead to
> cli_list in source3/libsmb/clilist.c. There it is programmed as a sync
> call. I'm thinking to
> write a async version for a fuse fs by making my fuse readdir function
> call something simular like
> cli_list_trans_send
> where the callback is set in req->async.fn, and private data (like a
> fuse handle to the directory and the fuse request, to call the
> fuse_reply_buf/fuse_reply_err).
> Is this good thinking?

In principle, that's right. You should however not look at
req->async.fn directly. Please look at
tevent_req_set_callback and friends.


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