From patchwork Mon Jul 16 10:13:40 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jing Huang X-Patchwork-Id: 171114 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 3C1BA2C00DE for ; Mon, 16 Jul 2012 12:13:26 +1000 (EST) Received: from localhost ([::1]:55904 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SqaoO-0002d7-9J for incoming@patchwork.ozlabs.org; Sun, 15 Jul 2012 22:13:24 -0400 Received: from eggs.gnu.org ([208.118.235.92]:57136) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SqaoH-0002cs-U8 for qemu-devel@nongnu.org; Sun, 15 Jul 2012 22:13:18 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SqaoG-0002J3-UZ for qemu-devel@nongnu.org; Sun, 15 Jul 2012 22:13:17 -0400 Received: from mail-pb0-f45.google.com ([209.85.160.45]:43663) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SqaoG-0002Iz-NX for qemu-devel@nongnu.org; Sun, 15 Jul 2012 22:13:16 -0400 Received: by pbbro12 with SMTP id ro12so9681910pbb.4 for ; Sun, 15 Jul 2012 19:13:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; bh=9H1bW0AVyV7o5RmCMeXRyj8/PFvSyDEnU5iTeFTXzJA=; b=HaFeqwrv0tPRcpqT9Jt1RkgR3vnmBOLsH5x0KMHQUOIJM9SUicWpGvna2XRE06vbRg tR2sUsn+0wLsQOt+mt5fOayRb6KXQyQ3vrRGTGBoddrEtNLD2jgVuZcZXbQKNjUx6H24 Q4dJA1VKwgKqpB3Mg76rytpjrueFhVLZ6jXN4QGWjx9T/6TsbjOhvcemyhLg4PxoNEQ4 Tk7I9V9pr5H4IGDyPcPWjIHujzSwtoITJ20C3//kJyk0PgsXu6RxuT3m4qrhicy41nYn s5npgO3fWZh9BLC05ZQzvo7mlpGPjt9AGirw/Qh0vwOKPecHfEFWNufPHBZQdBHYomV8 j6tQ== Received: by 10.66.79.8 with SMTP id f8mr19182312pax.81.1342404796036; Sun, 15 Jul 2012 19:13:16 -0700 (PDT) Received: from localhost.124.16.136.254 ([124.16.141.34]) by mx.google.com with ESMTPS id nv10sm10861273pbb.49.2012.07.15.19.13.12 (version=TLSv1/SSLv3 cipher=OTHER); Sun, 15 Jul 2012 19:13:14 -0700 (PDT) From: Jing Huang To: qemu-devel@nongnu.org Date: Mon, 16 Jul 2012 10:13:40 +0000 Message-Id: <1342433620-3302-1-git-send-email-jing.huang.pku@gmail.com> X-Mailer: git-send-email 1.7.8.6 In-Reply-To: References: X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 209.85.160.45 Cc: peter.maydell@linaro.org, riku.voipio@iki.fi, jing.huang.pku@gmail.com Subject: [Qemu-devel] [PATCH v2 1/3] linux-user: pass sockaddr from host to target X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org This patch pass sockaddr from host to target. Signed-off-by: Jing Huang --- linux-user/syscall.c | 10 +++++++++- 1 files changed, 9 insertions(+), 1 deletions(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 539af3f..28c8ba5 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -1873,8 +1873,16 @@ static abi_long do_sendrecvmsg(int fd, abi_ulong target_msg, if (!is_error(ret)) { len = ret; ret = host_to_target_cmsg(msgp, &msg); - if (!is_error(ret)) + if (!is_error(ret)) { + msgp->msg_namelen = msg.msg_namelen; + ret = host_to_target_sockaddr(tswapal(msgp->msg_name), + msg.msg_name, msg.msg_namelen); + if (ret) { + qemu_log("Failed to pass sockaddr to target guest"); + return ret; + } ret = len; + } } } unlock_iovec(vec, target_vec, count, !send);