From patchwork Fri Jan 28 00:56:08 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Will Cohen X-Patchwork-Id: 12727774 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 75560C433EF for ; Fri, 28 Jan 2022 01:16:36 +0000 (UTC) Received: from localhost ([::1]:52198 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nDFsR-0005v2-IV for qemu-devel@archiver.kernel.org; Thu, 27 Jan 2022 20:16:35 -0500 Received: from eggs.gnu.org ([209.51.188.92]:45630) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nDFZQ-0003cF-NL for qemu-devel@nongnu.org; Thu, 27 Jan 2022 19:56:56 -0500 Received: from [2607:f8b0:4864:20::833] (port=39587 helo=mail-qt1-x833.google.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nDFZK-0005Nx-W0 for qemu-devel@nongnu.org; Thu, 27 Jan 2022 19:56:55 -0500 Received: by mail-qt1-x833.google.com with SMTP id e16so3983958qtq.6 for ; Thu, 27 Jan 2022 16:56:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=dyXbaUWI87vEvaFm/j8XyKL35nbeKiTA9OSzqHDk2PA=; b=da1t2IGGyvkCDVhPm6P9ivoN7mCGKBaRostnJZoJVduSpBFG8JENZDN8Ndem6ZiY/U hgy/UtYVa/28a7s9qsUV0vSPxw1YpMlVS1Om7xydPEpTCOyC5sw7YKbvHiIBHnUc+wg/ EJIijMXBstdVwFGxtfasw7mGVsU8XsCD7HeIRv9meipkE+RHPVAUSSsg06svpjDKEN94 1kQEqUaRE+op6pAIxNAIzkS13NmvxMeZa157cwAnvKUiCcD4ZywuIAFhmlFVKvg0rqOz ECnOeR5QSR34xB95pfiIXPIq9NagRHUpwTOBIEuKS1ls7FRhoGCL9HHFpc15IGhHZDDV 81mw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=dyXbaUWI87vEvaFm/j8XyKL35nbeKiTA9OSzqHDk2PA=; b=mA06+26r6imO5PBJx1XCmlBU0fjimOjB9NV1d+1X6VUaDFlxV5yjPBur6e31M5i5+C KCMzUBRFqVeJEwp6UakR2z3TePi1Up84xVeWSuCEIUrLR3mx0PrdXPDK6Tb+xNgLvfo9 bcqmhsW0RU1fJQs73FiKO+ocvzxdbhlUvQWTG1w/+3hwU3fvx+pUDi5IyP3hUl5R8VFR 5myMdcyd2MFIUEd8ZrA0NW64yh2gAwrmKEamllezUARh6qmX7FE04xHnknkNoeXO97pi aQe/pRK9qpUOcyhpDtDC+2Fls/n3dy/6GB9yNAKyB6tZ3NzP7sPSgom95O3hzIiv+M6U 3jfw== X-Gm-Message-State: AOAM531PQFAlBWGsgswx4ng+P+EPJSeLx2ud1vIGpqcb9d/kTDfaPyZZ 1jddPaw+uSpE3Kx+ZXnfntunoEaaKDBN6w== X-Google-Smtp-Source: ABdhPJypzcyLjCc+aPYXcTfhJ42fovqNpJFpE8x41fyaKCxEL3NbiWDjnkKTFAe2zGzOVBtQ7NBL4g== X-Received: by 2002:a05:622a:58d:: with SMTP id c13mr4616177qtb.297.1643331394148; Thu, 27 Jan 2022 16:56:34 -0800 (PST) Received: from localhost.localdomain (209-6-248-219.s2265.c3-0.wrx-ubr1.sbo-wrx.ma.cable.rcncustomer.com. [209.6.248.219]) by smtp.gmail.com with ESMTPSA id d8sm2182003qtd.70.2022.01.27.16.56.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 27 Jan 2022 16:56:33 -0800 (PST) From: Will Cohen To: qemu-devel@nongnu.org Subject: [PATCH v3 08/11] 9p: darwin: Compatibility for f/l*xattr Date: Thu, 27 Jan 2022 19:56:08 -0500 Message-Id: <20220128005611.87185-9-wwcohen@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220128005611.87185-1-wwcohen@gmail.com> References: <20220128005611.87185-1-wwcohen@gmail.com> MIME-Version: 1.0 X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::833 (failed) Received-SPF: pass client-ip=2607:f8b0:4864:20::833; envelope-from=wwcohen@gmail.com; helo=mail-qt1-x833.google.com X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, PDS_HP_HELO_NORDNS=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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: , Cc: Laurent Vivier , Thomas Huth , Christian Schoenebeck , Greg Kurz , hi@alyssa.is, Michael Roitzsch , Will Cohen , Paolo Bonzini , Keno Fischer Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Keno Fischer On darwin `fgetxattr` takes two extra optional arguments, and the l* variants are not defined (in favor of an extra flag to the regular variants. Signed-off-by: Keno Fischer [Michael Roitzsch: - Rebase for NixOS] Signed-off-by: Michael Roitzsch Signed-off-by: Will Cohen --- hw/9pfs/9p-local.c | 12 ++++++++---- hw/9pfs/9p-util.h | 17 +++++++++++++++++ 2 files changed, 25 insertions(+), 4 deletions(-) diff --git a/hw/9pfs/9p-local.c b/hw/9pfs/9p-local.c index 1a5e3eed73..2bfff79b12 100644 --- a/hw/9pfs/9p-local.c +++ b/hw/9pfs/9p-local.c @@ -781,16 +781,20 @@ static int local_fstat(FsContext *fs_ctx, int fid_type, mode_t tmp_mode; dev_t tmp_dev; - if (fgetxattr(fd, "user.virtfs.uid", &tmp_uid, sizeof(uid_t)) > 0) { + if (qemu_fgetxattr(fd, "user.virtfs.uid", + &tmp_uid, sizeof(uid_t)) > 0) { stbuf->st_uid = le32_to_cpu(tmp_uid); } - if (fgetxattr(fd, "user.virtfs.gid", &tmp_gid, sizeof(gid_t)) > 0) { + if (qemu_fgetxattr(fd, "user.virtfs.gid", + &tmp_gid, sizeof(gid_t)) > 0) { stbuf->st_gid = le32_to_cpu(tmp_gid); } - if (fgetxattr(fd, "user.virtfs.mode", &tmp_mode, sizeof(mode_t)) > 0) { + if (qemu_fgetxattr(fd, "user.virtfs.mode", + &tmp_mode, sizeof(mode_t)) > 0) { stbuf->st_mode = le32_to_cpu(tmp_mode); } - if (fgetxattr(fd, "user.virtfs.rdev", &tmp_dev, sizeof(dev_t)) > 0) { + if (qemu_fgetxattr(fd, "user.virtfs.rdev", + &tmp_dev, sizeof(dev_t)) > 0) { stbuf->st_rdev = le64_to_cpu(tmp_dev); } } else if (fs_ctx->export_flags & V9FS_SM_MAPPED_FILE) { diff --git a/hw/9pfs/9p-util.h b/hw/9pfs/9p-util.h index 627baebaba..38ef8b289d 100644 --- a/hw/9pfs/9p-util.h +++ b/hw/9pfs/9p-util.h @@ -19,6 +19,23 @@ #define O_PATH_9P_UTIL 0 #endif +#ifdef CONFIG_DARWIN +#define qemu_fgetxattr(...) fgetxattr(__VA_ARGS__, 0, 0) +#define qemu_lgetxattr(...) getxattr(__VA_ARGS__, 0, XATTR_NOFOLLOW) +#define qemu_llistxattr(...) listxattr(__VA_ARGS__, XATTR_NOFOLLOW) +#define qemu_lremovexattr(...) removexattr(__VA_ARGS__, XATTR_NOFOLLOW) +static inline int qemu_lsetxattr(const char *path, const char *name, + const void *value, size_t size, int flags) { + return setxattr(path, name, value, size, 0, flags | XATTR_NOFOLLOW); +} +#else +#define qemu_fgetxattr fgetxattr +#define qemu_lgetxattr lgetxattr +#define qemu_llistxattr llistxattr +#define qemu_lremovexattr lremovexattr +#define qemu_lsetxattr lsetxattr +#endif + static inline void close_preserve_errno(int fd) { int serrno = errno;