From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-lj1-f181.google.com (mail-lj1-f181.google.com [209.85.208.181]) by mx.groups.io with SMTP id smtpd.web12.8123.1662559351478722259 for ; Wed, 07 Sep 2022 07:02:31 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=@gmail.com header.s=20210112 header.b=NdqUVgdl; spf=pass (domain: gmail.com, ip: 209.85.208.181, mailfrom: savvamtr@gmail.com) Received: by mail-lj1-f181.google.com with SMTP id x10so16107902ljq.4 for ; Wed, 07 Sep 2022 07:02:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date; bh=54veXJ5E7uKDjjcJe94SaRkIlIOWGNqsgpaQ9bcxXHk=; b=NdqUVgdlmoxCEDLudMz9enZ30D0p/QFLchAaS3mAHlzt5HsoT/eibav0ogEtTZMcSW el3kBD9IOksZArPCfx7ioVqaCJkwfNUookHpdZ1Sb/CpJLwbI7qqp6PykDh4WnNTM8pv Kocvk3FRgupwidnVJGDWNudesogLAZolwRz45Xat5ogHwZ583dTv+knUvJuYkEKxAGe/ YYFSggdgHurLTg2/gnGt7zaMJttNt/oDxp+KnBI7qLKpaBeJdC57fjBnCjehCGKFW+8B YoveoEpcsuswksjk25nU+YIR3OQkbeWWxxmI57Yjnd2Xf89qpJcdd4vb5gar5GBMxsZF 1cYg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date; bh=54veXJ5E7uKDjjcJe94SaRkIlIOWGNqsgpaQ9bcxXHk=; b=7TnonkJIYmIXdNd/fL2i7I35n/Nh88tizmJP1HqJ8AZF02c6J7rsLer7lS0z3lXSRp WcmkL9k3hnQjJyEuOLD0IV1aDwOHnnUuAQxJLQx48k9JVqjiKEUhnDavsgy4Qgvx5ryN QbY8Wkaugh4Mrjfh9TER/BZ0JO5+pgddkpLbG1XzxF6eyQSEkDluTsRVL0DcNSJ8YuvG EupZ7Qx7JsGYMX2RBje9pz/QEFIWBLqXCRhVen/qzvq4qs4BZVWbQTFnrgdX/msQK6tD BQr4NBtM3p2WpILW5ew/tYpz/h5YNKutyPWpvyXb1t4YHK+fsxnlFPt4fgVVS0hGtw1n oWww== X-Gm-Message-State: ACgBeo1jge+2wAAuUs/splrmxcDyvtcsF/rtFXRdlGzrBE4ehD6RFyWe 8soruu2s0NCUSQTCeON9TCEzIleAipA= X-Google-Smtp-Source: AA6agR4UiwQph6wzwPoDvzD4F9K8CG0D29hFZ62YedmWv3UJPqGfgprIti4U8szS/WS/wau5KrF1DQ== X-Received: by 2002:a2e:8881:0:b0:255:7790:25e6 with SMTP id k1-20020a2e8881000000b00255779025e6mr1058585lji.525.1662559348823; Wed, 07 Sep 2022 07:02:28 -0700 (PDT) Return-Path: Received: from localhost.localdomain ([176.59.149.223]) by smtp.gmail.com with ESMTPSA id o12-20020ac24e8c000000b0049482979fe0sm2506399lfr.179.2022.09.07.07.02.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Sep 2022 07:02:28 -0700 (PDT) From: "Savva Mitrofanov" To: devel@edk2.groups.io Cc: =?UTF-8?q?Marvin=20H=C3=A4user?= , Pedro Falcato , Vitaly Cheptsov Subject: [edk2-platforms][PATCH v5 0/2] Ext4Pkg: Add Symbolic Links support Date: Wed, 7 Sep 2022 20:02:11 +0600 Message-Id: <20220907140213.13286-1-savvamtr@gmail.com> X-Mailer: git-send-email 2.37.3 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3677 Hi all, In the fifth version I corrected remarks from Pedro Falcato and Marvin Häuser. I moved symlink procedures into independent C file, corrected code style like debug messages macros and etc. This patchset adds symbolic links support with simple recursion protection based on symbolic link nest level limitation, also I included patch which adds BASE_CR to extract EXT4_FILE private structure to prevent possible code corruption caused by structure changes and rearrangements in future. REF: https://github.com/savvamitrofanov/edk2-platforms/tree/ext4pkg_symlink_support Cc: Marvin Häuser Cc: Pedro Falcato Cc: Vitaly Cheptsov Savva Mitrofanov (2): Ext4Pkg: Add symbolic links support Ext4Pkg: Add base containing record macro for EXT4_FILE Features/Ext4Pkg/Ext4Dxe/Ext4Dxe.inf | 1 + Features/Ext4Pkg/Ext4Dxe/Ext4Disk.h | 13 +- Features/Ext4Pkg/Ext4Dxe/Ext4Dxe.h | 74 +++++- Features/Ext4Pkg/Ext4Dxe/File.c | 179 +++++++++++--- Features/Ext4Pkg/Ext4Dxe/Inode.c | 15 ++ Features/Ext4Pkg/Ext4Dxe/Symlink.c | 261 ++++++++++++++++++++ 6 files changed, 499 insertions(+), 44 deletions(-) create mode 100644 Features/Ext4Pkg/Ext4Dxe/Symlink.c -- 2.37.3