pub trait SeekableExt: 'static {
    fn can_seek(&self) -> bool;
    fn can_truncate(&self) -> bool;
    fn seek<P: IsA<Cancellable>>(
        &self,
        offset: i64,
        type_: SeekType,
        cancellable: Option<&P>
    ) -> Result<(), Error>; fn tell(&self) -> i64; fn truncate<P: IsA<Cancellable>>(
        &self,
        offset: i64,
        cancellable: Option<&P>
    ) -> Result<(), Error>; }

Required Methods

Implementors