[PATCH 28/41] qom: Allow class type name to be specified in OBJECT_DECLARE*

Eduardo Habkost posted 41 patches 5 years, 5 months ago
Maintainers: Michael Rolnik <mrolnik@gmail.com>, Li Zhijian <lizhijian@cn.fujitsu.com>, Colin Xu <colin.xu@intel.com>, Alberto Garcia <berto@igalia.com>, Juan Quintela <quintela@redhat.com>, Paul Burton <pburton@wavecomp.com>, Andrew Baumann <Andrew.Baumann@microsoft.com>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, David Gibson <david@gibson.dropbear.id.au>, Eric Farman <farman@linux.ibm.com>, Halil Pasic <pasic@linux.ibm.com>, Fam Zheng <fam@euphon.net>, Samuel Thibault <samuel.thibault@ens-lyon.org>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Hannes Reinecke <hare@suse.com>, Anthony Perard <anthony.perard@citrix.com>, Anup Patel <anup.patel@wdc.com>, Ben Warren <ben@skyportsystems.com>, BALATON Zoltan <balaton@eik.bme.hu>, Christian Borntraeger <borntraeger@de.ibm.com>, Stefan Hajnoczi <stefanha@redhat.com>, Wenchao Wang <wenchao.wang@intel.com>, Magnus Damm <magnus.damm@gmail.com>, Peter Chubb <peter.chubb@nicta.com.au>, Igor Mammedov <imammedo@redhat.com>, Jan Kiszka <jan.kiszka@web.de>, Greg Kurz <groug@kaod.org>, Richard Henderson <rth@twiddle.net>, "Hervé Poussineau" <hpoussin@reactos.org>, Peter Xu <peterx@redhat.com>, Sagar Karandikar <sagark@eecs.berkeley.edu>, Eduardo Habkost <ehabkost@redhat.com>, "Cédric Le Goater" <clg@kaod.org>, Michael Walle <michael@walle.cc>, Beniamino Galvani <b.galvani@gmail.com>, Rob Herring <robh@kernel.org>, Tony Krowiak <akrowiak@linux.ibm.com>, "Alex Bennée" <alex.bennee@linaro.org>, Antony Pavlov <antonynpavlov@gmail.com>, Jason Wang <jasowang@redhat.com>, Guan Xuetao <gxt@mprc.pku.edu.cn>, Jiaxun Yang <jiaxun.yang@flygoat.com>, "Philippe Mathieu-Daudé" <philmd@redhat.com>, Christian Schoenebeck <qemu_oss@crudebyte.com>, Jiri Pirko <jiri@resnulli.us>, Xiao Guangrong <xiaoguangrong.eric@gmail.com>, Max Reitz <mreitz@redhat.com>, Dmitry Fleytman <dmitry.fleytman@gmail.com>, Andrey Smirnov <andrew.smirnov@gmail.com>, Subbaraya Sundeep <sundeep.lkml@gmail.com>, Thomas Huth <huth@tuxfamily.org>, Radoslaw Biernacki <rad@semihalf.com>, Leif Lindholm <leif@nuviainc.com>, Igor Mitsyanko <i.mitsyanko@gmail.com>, Kevin Wolf <kwolf@redhat.com>, Keith Busch <kbusch@kernel.org>, Thomas Huth <thuth@redhat.com>, Anthony Green <green@moxielogic.com>, Amit Shah <amit@kernel.org>, Marek Vasut <marex@denx.de>, Aurelien Jarno <aurelien@aurel32.net>, Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>, Yuval Shaia <yuval.shaia.ml@gmail.com>, Paolo Bonzini <pbonzini@redhat.com>, Artyom Tarasenko <atar4qemu@gmail.com>, Max Filippov <jcmvbkbc@gmail.com>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, Sarah Harris <S.E.Harris@kent.ac.uk>, Gerd Hoffmann <kraxel@redhat.com>, "Dr. David Alan Gilbert" <dgilbert@redhat.com>, John Snow <jsnow@redhat.com>, Zhang Chen <chen.zhang@intel.com>, "Michael S. Tsirkin" <mst@redhat.com>, Helge Deller <deller@gmx.de>, Matthew Rosato <mjrosato@linux.ibm.com>, Sergio Lopez <slp@redhat.com>, Huacai Chen <chenhc@lemote.com>, Andrew Jeffery <andrew@aj.id.au>, Laurent Vivier <laurent@vivier.eu>, Paul Durrant <paul@xen.org>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, Sven Schnelle <svens@stackframe.org>, Stefan Berger <stefanb@linux.ibm.com>, Peter Maydell <peter.maydell@linaro.org>, Joel Stanley <joel@jms.id.au>, Jean-Christophe Dubois <jcd@tribudubois.net>, Cornelia Huck <cohuck@redhat.com>, Stafford Horne <shorne@gmail.com>, Raphael Norwitz <raphael.norwitz@nutanix.com>, Laurent Vivier <lvivier@redhat.com>, Alex Williamson <alex.williamson@redhat.com>, Eric Auger <eric.auger@redhat.com>, Fabien Chouteau <chouteau@adacore.com>, Roman Bolshakov <r.bolshakov@yadro.com>, Cameron Esfahani <dirty@apple.com>, Stefano Stabellini <sstabellini@kernel.org>, Corey Minyard <cminyard@mvista.com>, "Gonglei (Arei)" <arei.gonglei@huawei.com>, Yoshinori Sato <ysato@users.sourceforge.jp>, David Hildenbrand <david@redhat.com>, KONRAD Frederic <frederic.konrad@adacore.com>, Andrzej Zaborowski <balrogg@gmail.com>, Jiri Slaby <jslaby@suse.cz>, Sunil Muthuswamy <sunilmut@microsoft.com>, Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>, Chris Wulff <crwulff@gmail.com>, Pierre Morel <pmorel@linux.ibm.com>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>, Alistair Francis <alistair@alistair23.me>, Bastian Koppelmann <kbastian@mail.uni-paderborn.de>, Alistair Francis <Alistair.Francis@wdc.com>, Laszlo Ersek <lersek@redhat.com>, "Daniel P. Berrangé" <berrange@redhat.com>, Niek Linnenbank <nieklinnenbank@gmail.com>, Palmer Dabbelt <palmer@dabbelt.com>
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[PATCH 28/41] qom: Allow class type name to be specified in OBJECT_DECLARE*
Posted by Eduardo Habkost 5 years, 5 months ago
Many QOM types don't follow the Type/TypeClass pattern
on the instance/struct names.  Let the class struct name
be specified in the OBJECT_DECLARE* macros.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
---
 include/qom/object.h | 35 ++++++++++++++++++-----------------
 1 file changed, 18 insertions(+), 17 deletions(-)

diff --git a/include/qom/object.h b/include/qom/object.h
index f515230f61..500e7dfa99 100644
--- a/include/qom/object.h
+++ b/include/qom/object.h
@@ -555,7 +555,8 @@ struct Object
 
 /**
  * OBJECT_DECLARE_TYPE:
- * @ModuleObjName: the object name with initial capitalization
+ * @InstanceType: instance struct name
+ * @ClassType: class struct name
  * @module_obj_name: the object name in lowercase with underscore separators
  * @MODULE_OBJ_NAME: the object name in uppercase with underscore separators
  *
@@ -567,33 +568,33 @@ struct Object
  *
  * The object struct and class struct need to be declared manually.
  */
-#define OBJECT_DECLARE_TYPE(ModuleObjName, module_obj_name, MODULE_OBJ_NAME) \
-    typedef struct ModuleObjName ModuleObjName; \
-    typedef struct ModuleObjName##Class ModuleObjName##Class; \
+#define OBJECT_DECLARE_TYPE(InstanceType, ClassType, module_obj_name, MODULE_OBJ_NAME) \
+    typedef struct InstanceType InstanceType; \
+    typedef struct ClassType ClassType; \
     \
-    G_DEFINE_AUTOPTR_CLEANUP_FUNC(ModuleObjName, object_unref) \
+    G_DEFINE_AUTOPTR_CLEANUP_FUNC(InstanceType, object_unref) \
     \
-    static inline G_GNUC_UNUSED ModuleObjName##Class * \
+    static inline G_GNUC_UNUSED ClassType * \
     MODULE_OBJ_NAME##_GET_CLASS(void *obj) \
-    { return OBJECT_GET_CLASS(ModuleObjName##Class, obj, \
+    { return OBJECT_GET_CLASS(ClassType, obj, \
                               TYPE_##MODULE_OBJ_NAME); } \
     \
-    static inline G_GNUC_UNUSED ModuleObjName##Class * \
+    static inline G_GNUC_UNUSED ClassType * \
     MODULE_OBJ_NAME##_CLASS(void *klass) \
-    { return OBJECT_CLASS_CHECK(ModuleObjName##Class, klass, \
+    { return OBJECT_CLASS_CHECK(ClassType, klass, \
                                 TYPE_##MODULE_OBJ_NAME); } \
     \
-    static inline G_GNUC_UNUSED ModuleObjName * \
+    static inline G_GNUC_UNUSED InstanceType * \
     MODULE_OBJ_NAME(void *obj) \
-    { return OBJECT_CHECK(ModuleObjName, obj, \
+    { return OBJECT_CHECK(InstanceType, obj, \
                           TYPE_##MODULE_OBJ_NAME); }
 
 /**
  * OBJECT_DECLARE_SIMPLE_TYPE:
- * @ModuleObjName: the object name with initial caps
+ * @InstanceType: instance struct name
  * @module_obj_name: the object name in lowercase with underscore separators
  * @MODULE_OBJ_NAME: the object name in uppercase with underscore separators
- * @ParentModuleObjName: the parent object name with initial caps
+ * @ParentClassType: class struct name of parent type
  *
  * This does the same as OBJECT_DECLARE_TYPE(), but also declares
  * the class struct, thus only the object struct needs to be declare
@@ -602,10 +603,10 @@ struct Object
  * This macro should be used unless the class struct needs to have
  * virtual methods declared.
  */
-#define OBJECT_DECLARE_SIMPLE_TYPE(ModuleObjName, module_obj_name, \
-                                   MODULE_OBJ_NAME, ParentModuleObjName) \
-    OBJECT_DECLARE_TYPE(ModuleObjName, module_obj_name, MODULE_OBJ_NAME) \
-    struct ModuleObjName##Class { ParentModuleObjName##Class parent_class; };
+#define OBJECT_DECLARE_SIMPLE_TYPE(InstanceType, module_obj_name, \
+                                   MODULE_OBJ_NAME, ParentClassType) \
+    OBJECT_DECLARE_TYPE(InstanceType, InstanceType##Class, module_obj_name, MODULE_OBJ_NAME) \
+    struct InstanceType##Class { ParentClassType parent_class; };
 
 
 /**
-- 
2.26.2


Re: [PATCH 28/41] qom: Allow class type name to be specified in OBJECT_DECLARE*
Posted by Daniel P. Berrangé 5 years, 5 months ago
On Thu, Aug 13, 2020 at 06:26:12PM -0400, Eduardo Habkost wrote:
> Many QOM types don't follow the Type/TypeClass pattern
> on the instance/struct names.  Let the class struct name
> be specified in the OBJECT_DECLARE* macros.
> 
> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
> ---
>  include/qom/object.h | 35 ++++++++++++++++++-----------------
>  1 file changed, 18 insertions(+), 17 deletions(-)

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>


Regards,
Daniel
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