INNER CODE UNIT · Rust

decode

Barre/ZeroFS · zerofs/nbd-proto/src/lib.rs:208

    fn decode(input: &[u8]) -> Result<Self, CodecError>;
    fn encode(&self, output: &mut [u8]) -> Result<usize, CodecError>;
    fn to_bytes(&self) -> Result<Vec<u8>, CodecError> {
        let mut output = vec![0; Self::WIRE_SIZE];
        self.encode(&mut output)?;
        Ok(output)
    }
}

struct Reader<'a>(&'a [u8]);
impl Reader<'_> {
    fn take<const N: usize>(&mut self) -> Result<[u8; N], CodecError> {
        let (bytes, rest) = self.0.split_first_chunk().ok_or(CodecError::Truncated)?;
        self.0 = rest;
        Ok(*bytes)
    }
}

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