From nobody Sat Nov 15 11:57:24 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=virtuozzo.com ARC-Seal: i=1; a=rsa-sha256; t=1594676465; cv=none; d=zohomail.com; s=zohoarc; b=C6kPUk3hORSvvtShD/Gx7v9ob4uxuv+5z/2vvG3knYPImyUh1wZ/PCHjrFEuL6zlzND2uhhCg0y/zTtuuy1at3HKHf034rcQRVncvIz3qjLDCronw63IVziJNNuWfHPzBFaUgXewh5PTpgwZa4Z+64y67jKpSsZo4bPgdcFHZzY= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1594676465; h=Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:References:Sender:Subject:To; bh=1pElELHDBlZZrnA7IaCgaPhawBR2l6Debnq8ziuRlpo=; b=JYw9gPd0eGNUfmaB5/mSCNLszPZW/Y1VDWyJQadcBYndPDj7r2JSG/cOrT8fRZ1KQ0GCeqPLmDAJqCelsxUWc1eVR4ddUOpDWuRkqd+9vpmdh9Tf8x/xDU5+1XsXPhKWTr0pOVq5gBMUx9WIPX8NMx1XKfFgK/YoeCQGTWc/teM= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1594676465454938.2984432380542; Mon, 13 Jul 2020 14:41:05 -0700 (PDT) Received: from localhost ([::1]:43210 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jv6C8-00014o-1x for importer@patchew.org; Mon, 13 Jul 2020 17:41:04 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:40462) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jv683-0002vS-DG; Mon, 13 Jul 2020 17:36:51 -0400 Received: from relay.sw.ru ([185.231.240.75]:52834 helo=relay3.sw.ru) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jv680-00052E-0C; Mon, 13 Jul 2020 17:36:51 -0400 Received: from [172.16.25.136] (helo=localhost.sw.ru) by relay3.sw.ru with esmtp (Exim 4.93) (envelope-from ) id 1jv67m-0000E2-AU; Tue, 14 Jul 2020 00:36:34 +0300 From: Andrey Shinkevich To: qemu-block@nongnu.org Subject: [PATCH v10 04/10] qcow2_format.py: dump bitmap flags in human readable way. Date: Tue, 14 Jul 2020 00:36:37 +0300 Message-Id: <1594676203-436999-5-git-send-email-andrey.shinkevich@virtuozzo.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1594676203-436999-1-git-send-email-andrey.shinkevich@virtuozzo.com> References: <1594676203-436999-1-git-send-email-andrey.shinkevich@virtuozzo.com> Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=185.231.240.75; envelope-from=andrey.shinkevich@virtuozzo.com; helo=relay3.sw.ru X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/13 17:36:45 X-ACL-Warn: Detected OS = Linux 3.11 and newer X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, 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: kwolf@redhat.com, vsementsov@virtuozzo.com, qemu-devel@nongnu.org, mreitz@redhat.com, andrey.shinkevich@virtuozzo.com, den@openvz.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Introduce the class BitmapFlags that parses a bitmap flags mask. Suggested-by: Vladimir Sementsov-Ogievskiy Signed-off-by: Andrey Shinkevich Reviewed-by: Vladimir Sementsov-Ogievskiy --- tests/qemu-iotests/qcow2_format.py | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/tests/qemu-iotests/qcow2_format.py b/tests/qemu-iotests/qcow2_= format.py index cbaffc4..e77c831 100644 --- a/tests/qemu-iotests/qcow2_format.py +++ b/tests/qemu-iotests/qcow2_format.py @@ -40,6 +40,22 @@ class Flags64(Qcow2Field): return str(bits) =20 =20 +class BitmapFlags(Qcow2Field): + + flags =3D { + 0x1: 'in-use', + 0x2: 'auto' + } + + def __str__(self): + bits =3D [] + for bit in range(64): + flag =3D self.value & (1 << bit) + if flag: + bits.append(self.flags.get(flag, f'bit-{bit}')) + return f'{self.value:#x} ({bits})' + + class Enum(Qcow2Field): =20 def __str__(self): --=20 1.8.3.1