From nobody Mon Feb 9 02:27:48 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1520586722542281.1976273917518; Fri, 9 Mar 2018 01:12:02 -0800 (PST) Received: from localhost ([::1]:43918 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1euE4F-0008Cg-Oz for importer@patchew.org; Fri, 09 Mar 2018 04:11:59 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:41760) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1euDtv-00088f-Gu for qemu-devel@nongnu.org; Fri, 09 Mar 2018 04:01:24 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1euDtt-0008Ad-DN for qemu-devel@nongnu.org; Fri, 09 Mar 2018 04:01:19 -0500 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:58860 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1euDtt-00089o-98 for qemu-devel@nongnu.org; Fri, 09 Mar 2018 04:01:17 -0500 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id BABC34040856; Fri, 9 Mar 2018 09:01:16 +0000 (UTC) Received: from xz-mi.redhat.com (ovpn-12-92.pek2.redhat.com [10.72.12.92]) by smtp.corp.redhat.com (Postfix) with ESMTP id A980C202322A; Fri, 9 Mar 2018 09:01:11 +0000 (UTC) From: Peter Xu To: qemu-devel@nongnu.org Date: Fri, 9 Mar 2018 16:59:54 +0800 Message-Id: <20180309090006.10018-12-peterx@redhat.com> In-Reply-To: <20180309090006.10018-1-peterx@redhat.com> References: <20180309090006.10018-1-peterx@redhat.com> X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.5]); Fri, 09 Mar 2018 09:01:16 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.5]); Fri, 09 Mar 2018 09:01:16 +0000 (UTC) for IP:'10.11.54.4' DOMAIN:'int-mx04.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'peterx@redhat.com' RCPT:'' X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 66.187.233.73 Subject: [Qemu-devel] [PATCH v8 11/23] monitor: introduce monitor_qmp_respond() X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Laurent Vivier , Fam Zheng , Juan Quintela , mdroth@linux.vnet.ibm.com, peterx@redhat.com, Markus Armbruster , marcandre.lureau@redhat.com, Stefan Hajnoczi , Paolo Bonzini , "Dr . David Alan Gilbert" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" A tiny refactoring, preparing to split the QMP dispatcher away. Reviewed-by: Fam Zheng Reviewed-by: Stefan Hajnoczi Signed-off-by: Peter Xu Reviewed-by: Eric Blake --- monitor.c | 50 +++++++++++++++++++++++++++++++++----------------- 1 file changed, 33 insertions(+), 17 deletions(-) diff --git a/monitor.c b/monitor.c index 74eb1d8b8b..6959e963e2 100644 --- a/monitor.c +++ b/monitor.c @@ -3819,6 +3819,38 @@ static int monitor_can_read(void *opaque) return (mon->suspend_cnt =3D=3D 0) ? 1 : 0; } =20 +/* + * 1. This function takes ownership of rsp, err, and id. + * 2. rsp, err, and id may be NULL. + * 3. If err !=3D NULL then rsp must be NULL. + */ +static void monitor_qmp_respond(Monitor *mon, QObject *rsp, + Error *err, QObject *id) +{ + QDict *qdict =3D NULL; + + if (err) { + assert(!rsp); + qdict =3D qdict_new(); + qdict_put_obj(qdict, "error", qmp_build_error_object(err)); + error_free(err); + rsp =3D QOBJECT(qdict); + } + + if (rsp) { + if (id) { + /* This is for the qdict below. */ + qobject_incref(id); + qdict_put_obj(qobject_to_qdict(rsp), "id", id); + } + + monitor_json_emitter(mon, rsp); + } + + qobject_decref(id); + qobject_decref(rsp); +} + static void handle_qmp_command(JSONMessageParser *parser, GQueue *tokens) { QObject *req, *rsp =3D NULL, *id =3D NULL; @@ -3870,24 +3902,8 @@ static void handle_qmp_command(JSONMessageParser *pa= rser, GQueue *tokens) } =20 err_out: - if (err) { - qdict =3D qdict_new(); - qdict_put_obj(qdict, "error", qmp_build_error_object(err)); - error_free(err); - rsp =3D QOBJECT(qdict); - } + monitor_qmp_respond(mon, rsp, err, id); =20 - if (rsp) { - if (id) { - qdict_put_obj(qobject_to_qdict(rsp), "id", id); - id =3D NULL; - } - - monitor_json_emitter(mon, rsp); - } - - qobject_decref(id); - qobject_decref(rsp); qobject_decref(req); } =20 --=20 2.14.3