From patchwork Mon Feb 11 17:27:35 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Biggers X-Patchwork-Id: 10806485 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 162991390 for ; Mon, 11 Feb 2019 17:30:12 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 011E32AF2B for ; Mon, 11 Feb 2019 17:30:12 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EA1E72AF37; Mon, 11 Feb 2019 17:30:11 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A43E82AF2B for ; Mon, 11 Feb 2019 17:30:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731214AbfBKRaJ (ORCPT ); Mon, 11 Feb 2019 12:30:09 -0500 Received: from mail.kernel.org ([198.145.29.99]:46586 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730782AbfBKR3q (ORCPT ); Mon, 11 Feb 2019 12:29:46 -0500 Received: from sol.localdomain (c-107-3-167-184.hsd1.ca.comcast.net [107.3.167.184]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 70E90222B1; Mon, 11 Feb 2019 17:29:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1549906184; bh=kM4pg2Rdp43WKU3Rr7NdmkJUuONRbQtiNUiEXfHaslQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=pT79FYYqFSOd68wzquLU134OQo2Z42ryT6KSB+cfnzbN39emzRmKXOiQ4CRnCoK7M 0jlNO8mK9G2vxVO49dfWgX/eqxywlssAco1HBO948JaiG5HBJsLD7IbtvOIf49nj81 dTY5r7HCk5Kx5v9INUE57zdTBQOS5mWvK52XOZwg= From: Eric Biggers To: linux-fscrypt@vger.kernel.org Cc: linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-mtd@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-crypto@vger.kernel.org, linux-api@vger.kernel.org, keyrings@vger.kernel.org, Satya Tangirala , Paul Crowley Subject: [RFC PATCH v2 17/20] ext4: wire up new fscrypt ioctls Date: Mon, 11 Feb 2019 09:27:35 -0800 Message-Id: <20190211172738.4633-18-ebiggers@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190211172738.4633-1-ebiggers@kernel.org> References: <20190211172738.4633-1-ebiggers@kernel.org> MIME-Version: 1.0 Sender: linux-fscrypt-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fscrypt@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Eric Biggers Wire up the new ioctls for adding and removing fscrypt keys to/from the filesystem, and the new ioctl for retrieving v2 encryption policies. For more details see Documentation/filesystems/fscrypt.rst, as well as the fscrypt patches that added the implementation of these ioctls. Signed-off-by: Eric Biggers --- fs/ext4/ioctl.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c index d26bcac291bb..c939dbd2f2ac 100644 --- a/fs/ext4/ioctl.c +++ b/fs/ext4/ioctl.c @@ -1020,6 +1020,26 @@ long ext4_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) case EXT4_IOC_GET_ENCRYPTION_POLICY: return fscrypt_ioctl_get_policy(filp, (void __user *)arg); + case FS_IOC_GET_ENCRYPTION_POLICY_EX: + if (!ext4_has_feature_encrypt(sb)) + return -EOPNOTSUPP; + return fscrypt_ioctl_get_policy_ex(filp, (void __user *)arg); + + case FS_IOC_ADD_ENCRYPTION_KEY: + if (!ext4_has_feature_encrypt(sb)) + return -EOPNOTSUPP; + return fscrypt_ioctl_add_key(filp, (void __user *)arg); + + case FS_IOC_REMOVE_ENCRYPTION_KEY: + if (!ext4_has_feature_encrypt(sb)) + return -EOPNOTSUPP; + return fscrypt_ioctl_remove_key(filp, (const void __user *)arg); + + case FS_IOC_GET_ENCRYPTION_KEY_STATUS: + if (!ext4_has_feature_encrypt(sb)) + return -EOPNOTSUPP; + return fscrypt_ioctl_get_key_status(filp, (void __user *)arg); + case EXT4_IOC_FSGETXATTR: { struct fsxattr fa; @@ -1138,6 +1158,10 @@ long ext4_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case EXT4_IOC_SET_ENCRYPTION_POLICY: case EXT4_IOC_GET_ENCRYPTION_PWSALT: case EXT4_IOC_GET_ENCRYPTION_POLICY: + case FS_IOC_GET_ENCRYPTION_POLICY_EX: + case FS_IOC_ADD_ENCRYPTION_KEY: + case FS_IOC_REMOVE_ENCRYPTION_KEY: + case FS_IOC_GET_ENCRYPTION_KEY_STATUS: case EXT4_IOC_SHUTDOWN: case FS_IOC_GETFSMAP: break;