30 lines
838 B
Rust
30 lines
838 B
Rust
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use std::future::Future;
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use std::pin::Pin;
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use anyhow::Error;
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use crate::data_blob::DataBlob;
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/// The ReadChunk trait allows reading backup data chunks (local or remote)
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pub trait ReadChunk {
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/// Returns the encoded chunk data
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fn read_raw_chunk(&self, digest: &[u8; 32]) -> Result<DataBlob, Error>;
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/// Returns the decoded chunk data
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fn read_chunk(&self, digest: &[u8; 32]) -> Result<Vec<u8>, Error>;
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}
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pub trait AsyncReadChunk: Send {
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/// Returns the encoded chunk data
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fn read_raw_chunk<'a>(
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&'a self,
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digest: &'a [u8; 32],
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) -> Pin<Box<dyn Future<Output = Result<DataBlob, Error>> + Send + 'a>>;
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/// Returns the decoded chunk data
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fn read_chunk<'a>(
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&'a self,
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digest: &'a [u8; 32],
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) -> Pin<Box<dyn Future<Output = Result<Vec<u8>, Error>> + Send + 'a>>;
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}
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