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PartDecoder

Struct PartDecoder 

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pub struct PartDecoder { /* private fields */ }
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Decode opened chunks of one part in order, retaining only its unfinished frame and previous record identity. The caller stages yielded records until the whole object and signature have been checked. finish checks the declared record count and byte length; frames crossing the part’s end are refused before their allocation.

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impl PartDecoder

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pub fn new(header: PartHeader) -> Result<Self, Error>

Begin the stream described by the authenticated write header.

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pub fn chunk(&mut self, bytes: &[u8]) -> Result<Vec<WriteFrame>, Error>

Feed exactly the next chunk. Full chunks are 64 KiB, and the last chunk has the header’s remaining length. Discard the decoder after any error.

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pub fn finish(&self) -> Result<(), Error>

Refuse an unfinished frame, missing bytes, or a mismatched record count.

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