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BytesReader: implement in terms of BufReader

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asonix 2025-02-08 14:36:51 -06:00
parent 939cd7955c
commit c8817db997
1 changed files with 10 additions and 17 deletions
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29
src/bytes_reader.rs
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@ -1,3 +1,5 @@
use std::io::BufRead;
use actix_web::web::Bytes;
pub(crate) struct BytesReader {
@ -83,29 +85,20 @@ impl std::io::Read for BytesReader {
let mut written = 0;
loop {
let mut position = self.position;
for bytes in &self.buf {
if position < bytes.len() {
let copy_len = (bytes.len() - position).min(buf.len() - written);
buf[written..written + copy_len]
.copy_from_slice(&bytes[position..position + copy_len]);
position = 0;
self.position += copy_len;
match self.fill_buf() {
Ok([]) => return Ok(written),
Ok(b) => {
let copy_len = buf[written..].len().min(b.len());
buf[written..written + copy_len].copy_from_slice(&b[..copy_len]);
self.consume(copy_len);
written += copy_len;
}
Err(e) => return Err(e),
}
if written == buf.len() {
return Ok(written);
}
} else {
position -= bytes.len();
}
}
if !self.blocking_recv()? {
return Ok(written);
}
}
}
}