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chore: remove some more usages of BytesMut (#9025)

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DaniPopes
2024-06-22 10:21:45 +02:00
committed by GitHub
parent a34e41c275
commit f137ca8477
10 changed files with 38 additions and 49 deletions
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18
crates/net/downloaders/src/file_client.rs
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@ -10,8 +10,8 @@ use reth_network_p2p::{
};
use reth_network_peers::PeerId;
use reth_primitives::{
BlockBody, BlockHash, BlockHashOrNumber, BlockNumber, BytesMut, Header, HeadersDirection,
SealedHeader, B256,
BlockBody, BlockHash, BlockHashOrNumber, BlockNumber, Header, HeadersDirection, SealedHeader,
B256,
};
use std::{collections::HashMap, io, path::Path};
use thiserror::Error;
@ -419,26 +419,22 @@ impl ChunkedFileReader {
let new_read_bytes_target_len = chunk_target_len - old_bytes_len;
// read new bytes from file
let mut reader = BytesMut::zeroed(new_read_bytes_target_len as usize);
let prev_read_bytes_len = self.chunk.len();
self.chunk.extend(std::iter::repeat(0).take(new_read_bytes_target_len as usize));
let reader = &mut self.chunk[prev_read_bytes_len..];
// actual bytes that have been read
let new_read_bytes_len = self.file.read_exact(&mut reader).await? as u64;
let new_read_bytes_len = self.file.read_exact(reader).await? as u64;
let next_chunk_byte_len = self.chunk.len();
// update remaining file length
self.file_byte_len -= new_read_bytes_len;
let prev_read_bytes_len = self.chunk.len();
// read new bytes from file into chunk
self.chunk.extend_from_slice(&reader[..]);
let next_chunk_byte_len = self.chunk.len();
debug!(target: "downloaders::file",
max_chunk_byte_len=self.chunk_byte_len,
prev_read_bytes_len,
new_read_bytes_target_len,
new_read_bytes_len,
reader_capacity=reader.capacity(),
next_chunk_byte_len,
remaining_file_byte_len=self.file_byte_len,
"new bytes were read from file"