From patchwork Wed Apr 21 05:57:11 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yoshiaki Tamura X-Patchwork-Id: 93811 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o3L62Lmg005310 for ; Wed, 21 Apr 2010 06:02:35 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752359Ab0DUGCK (ORCPT ); Wed, 21 Apr 2010 02:02:10 -0400 Received: from sh.osrg.net ([192.16.179.4]:58782 "EHLO sh.osrg.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752014Ab0DUGCC (ORCPT ); Wed, 21 Apr 2010 02:02:02 -0400 Received: from fs.osrg.net (postfix@fs.osrg.net [10.0.0.12]) by sh.osrg.net (8.14.3/8.14.3/OSRG-NET) with ESMTP id o3L61QjN004104; Wed, 21 Apr 2010 15:01:26 +0900 Received: from localhost (hype-wd0.osrg.net [10.72.1.16]) by fs.osrg.net (Postfix) with ESMTP id 251273E02F3; Wed, 21 Apr 2010 15:01:25 +0900 (JST) From: Yoshiaki Tamura To: kvm@vger.kernel.org, qemu-devel@nongnu.org Cc: avi@redhat.com, aliguori@us.ibm.com, mtosatti@redhat.com, ohmura.kei@lab.ntt.co.jp, yoshikawa.takuya@oss.ntt.co.jp, Yoshiaki Tamura Subject: [RFC PATCH 06/20] Introduce iovec util functions, qemu_iovec_to_vector() and qemu_iovec_to_size(). Date: Wed, 21 Apr 2010 14:57:11 +0900 Message-Id: <1271829445-5328-7-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> X-Mailer: git-send-email 1.7.0.31.g1df487 In-Reply-To: <1271829445-5328-1-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> References: <1271829445-5328-1-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> X-Dispatcher: imput version 20070423(IM149) Lines: 42 X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Wed, 21 Apr 2010 06:02:35 +0000 (UTC) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-3.0 (sh.osrg.net [192.16.179.4]); Wed, 21 Apr 2010 15:01:26 +0900 (JST) X-Virus-Scanned: clamav-milter 0.95.3 at sh X-Virus-Status: Clean Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org diff --git a/cutils.c b/cutils.c index be99b21..1d35590 100644 --- a/cutils.c +++ b/cutils.c @@ -238,3 +238,15 @@ void qemu_iovec_from_buffer(QEMUIOVector *qiov, const void *buf, size_t count) count -= copy; } } + +void qemu_iovec_to_vector(QEMUIOVector *qiov, struct iovec **iov, int *count) +{ + *iov = qiov->iov; + *count = qiov->niov; +} + +void qemu_iovec_to_size(QEMUIOVector *qiov, size_t *size) +{ + *size = qiov->size; +} + diff --git a/qemu-common.h b/qemu-common.h index 2e5f3a7..0af30d2 100644 --- a/qemu-common.h +++ b/qemu-common.h @@ -273,6 +273,8 @@ void qemu_iovec_destroy(QEMUIOVector *qiov); void qemu_iovec_reset(QEMUIOVector *qiov); void qemu_iovec_to_buffer(QEMUIOVector *qiov, void *buf); void qemu_iovec_from_buffer(QEMUIOVector *qiov, const void *buf, size_t count); +void qemu_iovec_to_vector(QEMUIOVector *qiov, struct iovec **iov, int *niov); +void qemu_iovec_to_size(QEMUIOVector *qiov, size_t *size); struct Monitor; typedef struct Monitor Monitor;