From patchwork Tue Jul 23 13:03:16 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kevin Wolf X-Patchwork-Id: 261093 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 9AC832C00A3 for ; Tue, 23 Jul 2013 23:50:07 +1000 (EST) Received: from localhost ([::1]:52892 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V1cLV-0007PU-KE for incoming@patchwork.ozlabs.org; Tue, 23 Jul 2013 09:09:41 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:54417) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V1cFv-0000JH-D4 for qemu-devel@nongnu.org; Tue, 23 Jul 2013 09:04:00 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1V1cFq-0007Sr-1J for qemu-devel@nongnu.org; Tue, 23 Jul 2013 09:03:55 -0400 Received: from mx1.redhat.com ([209.132.183.28]:16215) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V1cFp-0007Se-Ox for qemu-devel@nongnu.org; Tue, 23 Jul 2013 09:03:49 -0400 Received: from int-mx02.intmail.prod.int.phx2.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id r6ND3n56003558 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Tue, 23 Jul 2013 09:03:49 -0400 Received: from dhcp-200-207.str.redhat.com (ovpn-116-56.ams2.redhat.com [10.36.116.56]) by int-mx02.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id r6ND3U6G008625; Tue, 23 Jul 2013 09:03:47 -0400 From: Kevin Wolf To: qemu-devel@nongnu.org Date: Tue, 23 Jul 2013 15:03:16 +0200 Message-Id: <1374584606-5615-9-git-send-email-kwolf@redhat.com> In-Reply-To: <1374584606-5615-1-git-send-email-kwolf@redhat.com> References: <1374584606-5615-1-git-send-email-kwolf@redhat.com> X-Scanned-By: MIMEDefang 2.67 on 10.5.11.12 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 209.132.183.28 Cc: kwolf@redhat.com, armbru@redhat.com, stefanha@redhat.com, lcapitulino@redhat.com Subject: [Qemu-devel] [PATCH 08/18] qapi: Add consume argument to qmp_input_get_object() X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org This allows to just look at the next element without actually consuming it. Signed-off-by: Kevin Wolf Reviewed-by: Eric Blake --- qapi/qmp-input-visitor.c | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-) diff --git a/qapi/qmp-input-visitor.c b/qapi/qmp-input-visitor.c index 59c5cac..70864a1 100644 --- a/qapi/qmp-input-visitor.c +++ b/qapi/qmp-input-visitor.c @@ -41,13 +41,14 @@ static QmpInputVisitor *to_qiv(Visitor *v) } static QObject *qmp_input_get_object(QmpInputVisitor *qiv, - const char *name) + const char *name, + bool consume) { QObject *qobj = qiv->stack[qiv->nb_stack - 1].obj; if (qobj) { if (name && qobject_type(qobj) == QTYPE_QDICT) { - if (qiv->stack[qiv->nb_stack - 1].h) { + if (qiv->stack[qiv->nb_stack - 1].h && consume) { g_hash_table_remove(qiv->stack[qiv->nb_stack - 1].h, name); } return qdict_get(qobject_to_qdict(qobj), name); @@ -117,7 +118,7 @@ static void qmp_input_start_struct(Visitor *v, void **obj, const char *kind, const char *name, size_t size, Error **errp) { QmpInputVisitor *qiv = to_qiv(v); - QObject *qobj = qmp_input_get_object(qiv, name); + QObject *qobj = qmp_input_get_object(qiv, name, true); Error *err = NULL; if (!qobj || qobject_type(qobj) != QTYPE_QDICT) { @@ -159,7 +160,7 @@ static void qmp_input_end_implicit_struct(Visitor *v, Error **errp) static void qmp_input_start_list(Visitor *v, const char *name, Error **errp) { QmpInputVisitor *qiv = to_qiv(v); - QObject *qobj = qmp_input_get_object(qiv, name); + QObject *qobj = qmp_input_get_object(qiv, name, true); if (!qobj || qobject_type(qobj) != QTYPE_QLIST) { error_set(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null", @@ -211,7 +212,7 @@ static void qmp_input_type_int(Visitor *v, int64_t *obj, const char *name, Error **errp) { QmpInputVisitor *qiv = to_qiv(v); - QObject *qobj = qmp_input_get_object(qiv, name); + QObject *qobj = qmp_input_get_object(qiv, name, true); if (!qobj || qobject_type(qobj) != QTYPE_QINT) { error_set(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null", @@ -226,7 +227,7 @@ static void qmp_input_type_bool(Visitor *v, bool *obj, const char *name, Error **errp) { QmpInputVisitor *qiv = to_qiv(v); - QObject *qobj = qmp_input_get_object(qiv, name); + QObject *qobj = qmp_input_get_object(qiv, name, true); if (!qobj || qobject_type(qobj) != QTYPE_QBOOL) { error_set(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null", @@ -241,7 +242,7 @@ static void qmp_input_type_str(Visitor *v, char **obj, const char *name, Error **errp) { QmpInputVisitor *qiv = to_qiv(v); - QObject *qobj = qmp_input_get_object(qiv, name); + QObject *qobj = qmp_input_get_object(qiv, name, true); if (!qobj || qobject_type(qobj) != QTYPE_QSTRING) { error_set(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null", @@ -256,7 +257,7 @@ static void qmp_input_type_number(Visitor *v, double *obj, const char *name, Error **errp) { QmpInputVisitor *qiv = to_qiv(v); - QObject *qobj = qmp_input_get_object(qiv, name); + QObject *qobj = qmp_input_get_object(qiv, name, true); if (!qobj || (qobject_type(qobj) != QTYPE_QFLOAT && qobject_type(qobj) != QTYPE_QINT)) { @@ -276,7 +277,7 @@ static void qmp_input_start_optional(Visitor *v, bool *present, const char *name, Error **errp) { QmpInputVisitor *qiv = to_qiv(v); - QObject *qobj = qmp_input_get_object(qiv, name); + QObject *qobj = qmp_input_get_object(qiv, name, true); if (!qobj) { *present = false;