Add FileAttr

src/error.rs

@@ -24,6 +24,8 @@ primitive_enum!(
         NotImplemented = 9,
         #[doc = "Entry is not a directory"]
         NotADirectory = 10,
+        #[doc = "Directory is not empty"]
+        DirectoryNotEmpty = 11,
     }
 );
 

src/io/file.rs

@@ -63,14 +63,26 @@ primitive_enum!(
     }
 );
 
+/// Describes metadata associated with a filesystem entry
+#[derive(Debug, Clone, Copy, PartialEq)]
+#[repr(C)]
+pub struct FileAttr {
+    /// Data size for files, UNSPECIFIED for the rest
+    pub size: u64,
+    /// Entry type
+    pub ty: FileType,
+    /// Entry access permissions
+    pub mode: FileMode,
+}
+
 impl FileMode {
-    /// File mode with all access bits set
-    pub const fn all() -> Self {
-        Self(0o777)
+    /// Default mode for a regular file
+    pub const fn default_file() -> Self {
+        Self(0o666)
     }
 
-    /// Default file mode for a regular file
-    pub const fn default_file() -> Self {
-        Self::all()
+    /// Default mode for a directory
+    pub const fn default_dir() -> Self {
+        Self(0o777)
     }
 }

src/io/mod.rs

@@ -3,7 +3,7 @@
 mod file;
 mod terminal;
 
-pub use file::{FileMode, FileType, OpenOptions};
+pub use file::{FileAttr, FileMode, FileType, OpenOptions};
 pub use terminal::{
     TerminalInputOptions, TerminalLineOptions, TerminalOptions, TerminalOutputOptions,
 };

src/syscall.rs

@@ -24,6 +24,12 @@ primitive_enum!(
         OpenDirectory = 9,
         #[doc = "Read entries from a directory descriptor"]
         ReadDirectory = 10,
+        #[doc = "Create a directory"]
+        CreateDirectory = 11,
+        #[doc = "Remove a file, directory or other entry"]
+        Remove = 12,
+        #[doc = "Retrieves metadata for a filesystem entry"]
+        GetMetadata = 13,
 
         #[doc = "Mount a filesystem"]
         Mount = 101,