Fix AsyncRead impl for TcpStream #107
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Buffer the remainder of a received data segment to serve subsequent reads.
camshaft
reviewed
Mar 16, 2023
src/net/tcp/stream.rs
Outdated
Comment on lines
178
to
186
| let (a, b) = avail.split_at(amt); | ||
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| buf.put_slice(a); | ||
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| if b.is_empty() { | ||
| None | ||
| } else { | ||
| Some(Bytes::copy_from_slice(b)) | ||
| } |
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Better to use advance so you don't have to copy the bytes out:
Suggested change
| let (a, b) = avail.split_at(amt); | |
| buf.put_slice(a); | |
| if b.is_empty() { | |
| None | |
| } else { | |
| Some(Bytes::copy_from_slice(b)) | |
| } | |
| buf.put_slice(&avail[..amt]); | |
| avail.advance(amt); | |
| if avail.is_empty() { | |
| None | |
| } else { | |
| Some(avail) | |
| } |
camshaft
approved these changes
Mar 16, 2023
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Buffer the remainder of a received data segment to serve subsequent
reads.