From: Wedson Almeida Filho <walmeida@xxxxxxxxxxxxx>
Allow Rust file system modules to use these constants if needed.
Signed-off-by: Wedson Almeida Filho <walmeida@xxxxxxxxxxxxx>
---
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
