From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:40590) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RrUnS-0006Fo-H7 for qemu-devel@nongnu.org; Sun, 29 Jan 2012 08:27:55 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RrUnP-0000Vp-HJ for qemu-devel@nongnu.org; Sun, 29 Jan 2012 08:27:54 -0500 Received: from cantor2.suse.de ([195.135.220.15]:50583 helo=mx2.suse.de) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RrUnP-0000VM-Av for qemu-devel@nongnu.org; Sun, 29 Jan 2012 08:27:51 -0500 Received: from relay1.suse.de (unknown [195.135.220.254]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx2.suse.de (Postfix) with ESMTP id A623790349 for ; Sun, 29 Jan 2012 14:27:50 +0100 (CET) From: =?UTF-8?q?Andreas=20F=C3=A4rber?= Date: Sun, 29 Jan 2012 14:25:29 +0100 Message-Id: <1327843531-32403-6-git-send-email-afaerber@suse.de> In-Reply-To: <1327843531-32403-1-git-send-email-afaerber@suse.de> References: <1327843531-32403-1-git-send-email-afaerber@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] [PATCH RFC 5/7] cpu: Introduce cpu_class_foreach() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: =?UTF-8?q?Andreas=20F=C3=A4rber?= Provides an easy way to loop over all non-abstract CPU classes. Signed-off-by: Andreas F=C3=A4rber --- hw/cpu.c | 25 +++++++++++++++++++++++++ include/qemu/cpu.h | 9 +++++++++ 2 files changed, 34 insertions(+), 0 deletions(-) diff --git a/hw/cpu.c b/hw/cpu.c index c0e9cfa..ac0add7 100644 --- a/hw/cpu.c +++ b/hw/cpu.c @@ -11,6 +11,31 @@ #include "qemu/cpu.h" #include "qemu-common.h" =20 +struct CPUListData { + void (*fn)(ObjectClass *klass, void *opaque); + void *opaque; +}; + +static void cpu_class_foreach_tramp(ObjectClass *klass, void *opaque) +{ + struct CPUListData *s =3D opaque; + + if (!object_class_is_abstract(klass) && + object_class_dynamic_cast(klass, TYPE_CPU) !=3D NULL) { + s->fn(klass, s->opaque); + } +} + +void cpu_class_foreach(void (*fn)(ObjectClass *klass, void *opaque), + void *opaque) +{ + struct CPUListData s =3D { + .fn =3D fn, + .opaque =3D opaque, + }; + object_class_foreach(cpu_class_foreach_tramp, &s); +} + static TypeInfo cpu_type_info =3D { .name =3D TYPE_CPU, .parent =3D TYPE_OBJECT, diff --git a/include/qemu/cpu.h b/include/qemu/cpu.h index 4b81f3b..d06c87e 100644 --- a/include/qemu/cpu.h +++ b/include/qemu/cpu.h @@ -24,4 +24,13 @@ typedef struct CPU { } CPU; =20 =20 +/** + * cpu_class_foreach: + * @fn: Callback function called for each non-abstract CPU type. + * @opaque: Opaque data passed through to the callback function. + */ +void cpu_class_foreach(void (*fn)(ObjectClass *klass, void *opaque), + void *opaque); + + #endif --=20 1.7.7