From patchwork Thu Sep 10 01:04:36 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Juan Quintela X-Patchwork-Id: 33251 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [199.232.76.165]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by bilbo.ozlabs.org (Postfix) with ESMTPS id 74561B7043 for ; Thu, 10 Sep 2009 11:31:30 +1000 (EST) Received: from localhost ([127.0.0.1]:47085 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1MlYVT-0006f3-JA for incoming@patchwork.ozlabs.org; Wed, 09 Sep 2009 21:31:27 -0400 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1MlY69-0004Xl-1Y for qemu-devel@nongnu.org; Wed, 09 Sep 2009 21:05:17 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1MlY63-0004Tg-QQ for qemu-devel@nongnu.org; Wed, 09 Sep 2009 21:05:15 -0400 Received: from [199.232.76.173] (port=48263 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1MlY63-0004TT-8C for qemu-devel@nongnu.org; Wed, 09 Sep 2009 21:05:11 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47721) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1MlY62-0002mt-Li for qemu-devel@nongnu.org; Wed, 09 Sep 2009 21:05:10 -0400 Received: from int-mx01.intmail.prod.int.phx2.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) by mx1.redhat.com (8.13.8/8.13.8) with ESMTP id n8A159fH020276 for ; Wed, 9 Sep 2009 21:05:09 -0400 Received: from localhost.localdomain (ovpn01.gateway.prod.ext.phx2.redhat.com [10.5.9.1]) by int-mx01.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id n8A14ooi020882; Wed, 9 Sep 2009 21:05:08 -0400 From: Juan Quintela To: qemu-devel@nongnu.org Date: Thu, 10 Sep 2009 03:04:36 +0200 Message-Id: <24ce07c3d9eca831a6be29d36be46b38f23809bd.1252543872.git.quintela@redhat.com> In-Reply-To: References: In-Reply-To: References: X-Scanned-By: MIMEDefang 2.67 on 10.5.11.11 X-detected-operating-system: by monty-python.gnu.org: Genre and OS details not recognized. Subject: [Qemu-devel] [PATCH 15/26] vmstate: add support for uint8_t equal X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Juan Quintela --- hw/hw.h | 4 ++++ savevm.c | 20 ++++++++++++++++++++ 2 files changed, 24 insertions(+), 0 deletions(-) diff --git a/hw/hw.h b/hw/hw.h index d64a0e8..4ff7dbd 100644 --- a/hw/hw.h +++ b/hw/hw.h @@ -318,6 +318,7 @@ extern const VMStateInfo vmstate_info_int16; extern const VMStateInfo vmstate_info_int32; extern const VMStateInfo vmstate_info_int64; +extern const VMStateInfo vmstate_info_uint8_equal; extern const VMStateInfo vmstate_info_int32_equal; extern const VMStateInfo vmstate_info_int32_le; @@ -461,6 +462,9 @@ extern const VMStateDescription vmstate_pci_device; #define VMSTATE_UINT64(_f, _s) \ VMSTATE_UINT64_V(_f, _s, 0) +#define VMSTATE_UINT8_EQUAL(_f, _s) \ + VMSTATE_SINGLE(_f, _s, 0, vmstate_info_uint8_equal, uint8_t) + #define VMSTATE_INT32_EQUAL(_f, _s) \ VMSTATE_SINGLE(_f, _s, 0, vmstate_info_int32_equal, int32_t) diff --git a/savevm.c b/savevm.c index c4bee37..651e0e0 100644 --- a/savevm.c +++ b/savevm.c @@ -847,6 +847,26 @@ const VMStateInfo vmstate_info_uint64 = { .put = put_uint64, }; +/* 8 bit int. See that the received value is the same than the one + in the field */ + +static int get_uint8_equal(QEMUFile *f, void *pv, size_t size) +{ + uint8_t *v = pv; + uint8_t v2; + qemu_get_8s(f, &v2); + + if (*v == v2) + return 0; + return -EINVAL; +} + +const VMStateInfo vmstate_info_uint8_equal = { + .name = "int32 equal", + .get = get_uint8_equal, + .put = put_uint8, +}; + /* timers */ static int get_timer(QEMUFile *f, void *pv, size_t size)