From patchwork Sun Jan 19 04:41:19 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Helge Deller X-Patchwork-Id: 13944345 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CF122C02187 for ; Sun, 19 Jan 2025 04:42:56 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tZN7x-0005UJ-45; Sat, 18 Jan 2025 23:41:37 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tZN7v-0005Tj-UN for qemu-devel@nongnu.org; Sat, 18 Jan 2025 23:41:36 -0500 Received: from nyc.source.kernel.org ([2604:1380:45d1:ec00::3]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tZN7t-0003XD-RY for qemu-devel@nongnu.org; Sat, 18 Jan 2025 23:41:35 -0500 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id 640B0A4005E; Sun, 19 Jan 2025 04:39:44 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 76AC8C4CED6; Sun, 19 Jan 2025 04:41:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1737261691; bh=BS3tR4Akvbj/4B9tMkagVRFMT0yEiYwE3uNPhrWhlsg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WfE26Vx+AVNqDuRtKLbiHymO/YNa6WvEIaom2YMqRN5gwCDFMjfLtc24iZrMu2KgL v7ZOwOKrA4ncxK3I2co48dCY9AGQ3gwOqcO0su8nyo1FTKqQrYu++erM+GJq1wKjws rtglb0GB1R+rB1CpQvng4yQs1lt9YLWXl/6vzr9XF0nVGcegGjVolPFsvYtytbUmAB ngOFNHe+pQQC+ne0OAbBlF0BOoZSvtFsancb6/53ztqmHc4y8QvVXgywnBYith2HO3 iVUutAYWNaxhyAEGTsxEJcmAdQMhdoApJQKtR0xXQEyJMRCkaF1dqRTALBQ55vSEcI Lf+codCDM2lBg== From: deller@kernel.org To: Richard Henderson , =?utf-8?q?Philippe_Mat?= =?utf-8?q?hieu-Daud=C3=A9?= , Laurent Vivier , qemu-devel@nongnu.org, Stefan Hajnoczi Cc: deller@gmx.de Subject: [PATCH v3 3/6] linux-user: netlink: Add IP_PKTINFO cmsg parsing Date: Sun, 19 Jan 2025 05:41:19 +0100 Message-ID: <20250119044122.9637-4-deller@kernel.org> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20250119044122.9637-1-deller@kernel.org> References: <20250119044122.9637-1-deller@kernel.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2604:1380:45d1:ec00::3; envelope-from=deller@kernel.org; helo=nyc.source.kernel.org X-Spam_score_int: -44 X-Spam_score: -4.5 X-Spam_bar: ---- X-Spam_report: (-4.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.07, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, 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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Helge Deller Fixes those warnings: Unsupported host ancillary data: 0/8 Signed-off-by: Helge Deller v2: (based on feedback by Laurent Vivier) - add target_in_pktinfo struct and fix copying target_in_addr fields --- linux-user/syscall.c | 10 ++++++++++ linux-user/syscall_defs.h | 6 ++++++ 2 files changed, 16 insertions(+) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index a157abc40c..df8609b4d8 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -1998,6 +1998,16 @@ static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh, (void *) &errh->offender, sizeof(errh->offender)); break; } + case IP_PKTINFO: + { + struct in_pktinfo *pkti = data; + struct target_in_pktinfo *target_pi = target_data; + + __put_user(pkti->ipi_ifindex, &target_pi->ipi_ifindex); + target_pi->ipi_spec_dst.s_addr = pkti->ipi_spec_dst.s_addr; + target_pi->ipi_addr.s_addr = pkti->ipi_addr.s_addr; + break; + } default: goto unimplemented; } diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h index faad9147c9..86d773add7 100644 --- a/linux-user/syscall_defs.h +++ b/linux-user/syscall_defs.h @@ -2622,6 +2622,12 @@ struct target_ucred { abi_uint gid; }; +struct target_in_pktinfo { + abi_int ipi_ifindex; + struct target_in_addr ipi_spec_dst; + struct target_in_addr ipi_addr; +}; + typedef abi_int target_timer_t; #define TARGET_SIGEV_MAX_SIZE 64