From patchwork Mon Nov 6 14:36:48 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?C=C3=A9dric_Le_Goater?= X-Patchwork-Id: 13447061 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id D352BC4167D for ; Mon, 6 Nov 2023 14:47:38 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1r00ju-0006yW-Kr; Mon, 06 Nov 2023 09:38:09 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1r00jp-0006gA-7M for qemu-devel@nongnu.org; Mon, 06 Nov 2023 09:38:01 -0500 Received: from gandalf.ozlabs.org ([150.107.74.76]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1r00jm-00011S-Fw for qemu-devel@nongnu.org; Mon, 06 Nov 2023 09:37:59 -0500 Received: from gandalf.ozlabs.org (gandalf.ozlabs.org [150.107.74.76]) by gandalf.ozlabs.org (Postfix) with ESMTP id 4SPDTw2yszz4xkQ; Tue, 7 Nov 2023 01:37:56 +1100 (AEDT) Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4SPDTt3SCwz4xkM; Tue, 7 Nov 2023 01:37:54 +1100 (AEDT) From: =?utf-8?q?C=C3=A9dric_Le_Goater?= To: qemu-devel@nongnu.org Cc: Alex Williamson , =?utf-8?q?C=C3=A9dric_Le_G?= =?utf-8?q?oater?= , Fam Zheng , =?utf-8?q?P?= =?utf-8?q?hilippe_Mathieu-Daud=C3=A9?= Subject: [PULL 17/22] util/uuid: Define UUID_STR_LEN from UUID_NONE string Date: Mon, 6 Nov 2023 15:36:48 +0100 Message-ID: <20231106143653.302391-18-clg@redhat.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20231106143653.302391-1-clg@redhat.com> References: <20231106143653.302391-1-clg@redhat.com> MIME-Version: 1.0 Received-SPF: pass client-ip=150.107.74.76; envelope-from=SRS0=Ju2X=GT=redhat.com=clg@ozlabs.org; helo=gandalf.ozlabs.org X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Cc: Fam Zheng Suggested-by: Philippe Mathieu-Daudé Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Cédric Le Goater --- include/qemu/uuid.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/include/qemu/uuid.h b/include/qemu/uuid.h index 356efe7b5797911640ed347fc08f4ef5ebbd0476..869f84af09ddc4aa80d53e133c323781ade4d190 100644 --- a/include/qemu/uuid.h +++ b/include/qemu/uuid.h @@ -78,9 +78,10 @@ typedef struct { "%02hhx%02hhx-" \ "%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx" -#define UUID_STR_LEN (36 + 1) - #define UUID_NONE "00000000-0000-0000-0000-000000000000" +QEMU_BUILD_BUG_ON(sizeof(UUID_NONE) - 1 != 36); + +#define UUID_STR_LEN sizeof(UUID_NONE) void qemu_uuid_generate(QemuUUID *out);