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Thu, 13 Aug 2020 18:27:08 -0400 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-564-hnHN63L8OHmWX0eU6oMmBg-1; Thu, 13 Aug 2020 18:27:04 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id E286A57244 for ; Thu, 13 Aug 2020 22:27:03 +0000 (UTC) Received: from localhost (ovpn-117-153.rdu2.redhat.com [10.10.117.153]) by smtp.corp.redhat.com (Postfix) with ESMTP id A94F470880; Thu, 13 Aug 2020 22:27:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1597357626; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=z3HxFyQ86E6nKsSmLHn0B7FErqvf0WT8MdOLvLIu8cg=; b=A9HCM9y536dsN39W2Apz/Vspnnld8DRd1VmdRJvnLtlKUI5L6u24LqHFjEQs80olbttxUO Xi6C5p5kf69n4yxaWQNK9aFEhlYSEX6zwW1q88WX1qE/bcXu6n5kb+WtKPqoKVccooOmij +vojKahNvgDmxNjbHCT/Qx/Dose1PYA= X-MC-Unique: hnHN63L8OHmWX0eU6oMmBg-1 From: Eduardo Habkost To: qemu-devel@nongnu.org Subject: [PATCH 30/41] qom: Make type checker functions accept const pointers Date: Thu, 13 Aug 2020 18:26:14 -0400 Message-Id: <20200813222625.243136-31-ehabkost@redhat.com> In-Reply-To: <20200813222625.243136-1-ehabkost@redhat.com> References: <20200813222625.243136-1-ehabkost@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=ehabkost@redhat.com X-Mimecast-Spam-Score: 0.001 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable 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=205.139.110.120; envelope-from=ehabkost@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/13 17:30:51 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, 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: Paolo Bonzini , "Daniel P. Berrange" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" The existing type check macros all unconditionally drop const qualifiers from their arguments. Keep this behavior in the macros generated by DECLARE_*CHECKER* by now. In the future, we might use _Generic to preserve const-ness of the cast function arguments. Signed-off-by: Eduardo Habkost Reviewed-by: Daniel P. Berrang=C3=A9 Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- include/qom/object.h | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/include/qom/object.h b/include/qom/object.h index 4cd84998c2..1d6a520d35 100644 --- a/include/qom/object.h +++ b/include/qom/object.h @@ -567,7 +567,7 @@ struct Object */ #define DECLARE_INSTANCE_CHECKER(InstanceType, OBJ_NAME, TYPENAME) \ static inline G_GNUC_UNUSED InstanceType * \ - OBJ_NAME(void *obj) \ + OBJ_NAME(const void *obj) \ { return OBJECT_CHECK(InstanceType, obj, TYPENAME); } =20 /** @@ -581,14 +581,16 @@ struct Object * * This macro will provide the three standard type cast functions for a * QOM type. + * + *FIXME: Use _Generic to make this const-safe */ #define DECLARE_CLASS_CHECKERS(ClassType, OBJ_NAME, TYPENAME) \ static inline G_GNUC_UNUSED ClassType * \ - OBJ_NAME##_GET_CLASS(void *obj) \ + OBJ_NAME##_GET_CLASS(const void *obj) \ { return OBJECT_GET_CLASS(ClassType, obj, TYPENAME); } \ \ static inline G_GNUC_UNUSED ClassType * \ - OBJ_NAME##_CLASS(void *klass) \ + OBJ_NAME##_CLASS(const void *klass) \ { return OBJECT_CLASS_CHECK(ClassType, klass, TYPENAME); } =20 /** --=20 2.26.2