linux-kernel - [RFC PATCH v2 25/30] rust: fs: export file type from mode constants

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Tue, 14 May 2024 10:17:06 -0300
From: Wedson Almeida Filho <wedsonaf@...il.com>
To: Alexander Viro <viro@...iv.linux.org.uk>,
	Christian Brauner <brauner@...nel.org>,
	Matthew Wilcox <willy@...radead.org>,
	Dave Chinner <david@...morbit.com>
Cc: Kent Overstreet <kent.overstreet@...il.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-fsdevel@...r.kernel.org,
	rust-for-linux@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Wedson Almeida Filho <walmeida@...rosoft.com>
Subject: [RFC PATCH v2 25/30] rust: fs: export file type from mode constants

From: Wedson Almeida Filho <walmeida@...rosoft.com>

Allow Rust file system modules to use these constants if needed.

Signed-off-by: Wedson Almeida Filho <walmeida@...rosoft.com>
---
 rust/kernel/fs.rs | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/rust/kernel/fs.rs b/rust/kernel/fs.rs
index d64fe1a5812f..4d90b23735bc 100644
--- a/rust/kernel/fs.rs
+++ b/rust/kernel/fs.rs
@@ -31,6 +31,33 @@
 /// This is C's `pgoff_t`.
 pub type PageOffset = usize;
 
+/// Contains constants related to Linux file modes.
+pub mod mode {
+    /// A bitmask used to the file type from a mode value.
+    pub const S_IFMT: u16 = bindings::S_IFMT as u16;
+
+    /// File type constant for block devices.
+    pub const S_IFBLK: u16 = bindings::S_IFBLK as u16;
+
+    /// File type constant for char devices.
+    pub const S_IFCHR: u16 = bindings::S_IFCHR as u16;
+
+    /// File type constant for directories.
+    pub const S_IFDIR: u16 = bindings::S_IFDIR as u16;
+
+    /// File type constant for pipes.
+    pub const S_IFIFO: u16 = bindings::S_IFIFO as u16;
+
+    /// File type constant for symbolic links.
+    pub const S_IFLNK: u16 = bindings::S_IFLNK as u16;
+
+    /// File type constant for regular files.
+    pub const S_IFREG: u16 = bindings::S_IFREG as u16;
+
+    /// File type constant for sockets.
+    pub const S_IFSOCK: u16 = bindings::S_IFSOCK as u16;
+}
+
 /// Maximum size of an inode.
 pub const MAX_LFS_FILESIZE: Offset = bindings::MAX_LFS_FILESIZE;
 
-- 
2.34.1