Trait Inode

Source

pub trait Inode:
    Send
    + Sync
    + Debug {
Show 16 methods    // Required methods
    fn metadata(&self) -> Result<Metadata, VfsError>;
    fn set_metadata(&self, metadata: &Metadata) -> Result<(), VfsError>;
    fn node_type(&self) -> VNodeType;
    fn read_at(&self, offset: u64, buf: &mut [u8]) -> Result<usize, VfsError>;
    fn write_at(&self, offset: u64, buf: &[u8]) -> Result<usize, VfsError>;
    fn truncate(&self, size: u64) -> Result<(), VfsError>;
    fn sync(&self) -> Result<(), VfsError>;
    fn lookup(&self, name: &str) -> Result<Arc<dyn Inode>, VfsError>;
    fn create(
        &self,
        name: &str,
        typ: VNodeType,
    ) -> Result<Arc<dyn Inode>, VfsError>;
    fn unlink(&self, name: &str) -> Result<(), VfsError>;
    fn as_any(&self) -> &dyn Any;

    // Provided methods
    fn create_symlink(
        &self,
        name: &str,
        target: &str,
    ) -> Result<Arc<dyn Inode>, VfsError> { ... }
    fn create_device(
        &self,
        name: &str,
        device: Arc<Device>,
    ) -> Result<Arc<dyn Inode>, VfsError> { ... }
    fn rename(&self, old_name: &str, new_name: &str) -> Result<(), VfsError> { ... }
    fn list(&self) -> Result<Vec<String>, VfsError> { ... }
    fn read_symlink(&self) -> Result<String, VfsError> { ... }
}