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16 lines
407 B
16 lines
407 B
use crate::*;
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pub trait ByteProvider: Sized + std::fmt::Display
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{
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fn compute<T: Read + ?Sized>(input: &mut T, provided: &mut usize) -> Result<Self, error::Error>;
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fn bytes(&self) -> &[u8];
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}
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pub fn compute<T: Read + ?Sized, P: ByteProvider>(input: &mut T) -> Result<(usize, P), error::Error>
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{
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let mut output = 0usize;
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let this = P::compute(input, &mut output)?;
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Ok((output, this))
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}
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