Method decode

block/src/qcow/decoder.rs:30–42

(&self, input: &[u8], output: &mut [u8])

impl Decoder for ZlibDecoder {
    fn decode(&self, input: &[u8], output: &mut [u8]) -> Result<usize> {
        use flate2::{Decompress, FlushDecompress, Status};

        let mut decompressor = Decompress::new(false);
        let status = decompressor
            .decompress(input, output, FlushDecompress::Finish)
            .map_err(Error::ZlibDecompress)?;
        if status == Status::StreamEnd {
            Ok(decompressor.total_out() as usize)
        } else {
            Err(Error::ZlibUnexpectedStatus(status))
        }
    }
}

#[derive(Default)]