From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.1 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ECA45C433E0 for ; Wed, 17 Mar 2021 09:12:09 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 777ED64F30 for ; Wed, 17 Mar 2021 09:12:09 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 777ED64F30 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:33872 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lMSDo-0004a5-DN for qemu-devel@archiver.kernel.org; Wed, 17 Mar 2021 05:12:08 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:37276) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lMSCs-0003kr-25 for qemu-devel@nongnu.org; Wed, 17 Mar 2021 05:11:10 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:26962) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lMSCm-0006Op-Ub for qemu-devel@nongnu.org; Wed, 17 Mar 2021 05:11:08 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1615972263; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=zmVF9RVVSSR1C6mhha/tzB6KTMh3MIBo44gBWwVG0d8=; b=Ua2qFRSCUvte1H9tb5beo4UXYJPBTWuxbLaSTjIs1kAErz5QbL7/u6odNhVjF8RRznDvRi H/rmE7Lk/LqTnPbGsIkRBslpmhuACqeRAhU/nEsd1pePa9H7VHaORKVgMQzLamLi003Lai QhP5GNDoBLu0oniZelgvpUbEVqYQVTY= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-246-871SiPvkNdKOaSuMjRegdw-1; Wed, 17 Mar 2021 05:11:01 -0400 X-MC-Unique: 871SiPvkNdKOaSuMjRegdw-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1253683DD21 for ; Wed, 17 Mar 2021 09:11:01 +0000 (UTC) Received: from work-vm (ovpn-114-138.ams2.redhat.com [10.36.114.138]) by smtp.corp.redhat.com (Postfix) with ESMTPS id D60D460CCE; Wed, 17 Mar 2021 09:10:53 +0000 (UTC) Date: Wed, 17 Mar 2021 09:10:51 +0000 From: "Dr. David Alan Gilbert" To: Gerd Hoffmann Subject: Re: Half a usb-redir idea Message-ID: References: <20210317062404.bkl5s4qmtaeg2yeo@sirius.home.kraxel.org> MIME-Version: 1.0 In-Reply-To: <20210317062404.bkl5s4qmtaeg2yeo@sirius.home.kraxel.org> User-Agent: Mutt/2.0.5 (2021-01-21) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=dgilbert@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Received-SPF: pass client-ip=170.10.133.124; envelope-from=dgilbert@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -29 X-Spam_score: -3.0 X-Spam_bar: --- X-Spam_report: (-3.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.25, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: victortoso@redhat.com, berrange@redhat.com, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" * Gerd Hoffmann (kraxel@redhat.com) wrote: > On Tue, Mar 16, 2021 at 05:21:02PM +0000, Dr. David Alan Gilbert wrote: > > Hi, > > I've got a half-baked idea, which I thought might be worth mentioning. > > > > How hard would it be to give qemu a usbredir server rather than client? > > The usb part is probably not that hard. The devices are not standalone > though. Tricky is the integration with the rest of qemu, with the input > subsystem (hid devices), chardevs (usb-serial), network (usb-net), sound > (usb-audio), block (usb-storage), ... As long as this was still the qemu binary would that be a problem? > ccid and u2f are probably easierst. > mtp should not be hard too. > maybe storage when limiting support to storage daemon. > then it'll be tricky. > maybe the multi-process qemu effort solves (some of) these problems. It doesn't handle remote does it? Dave > take care, > Gerd > -- Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK