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Remove mem::uninitialized() (#1090)

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Yuki Okushi 2019-09-16 07:52:23 +09:00 committed by GitHub
parent a32573bb58
commit c1f99e0775
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 11 additions and 8 deletions
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13
actix-http/src/h1/decoder.rs
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@ -1,5 +1,6 @@
use std::io;
use std::marker::PhantomData;
use std::{io, mem};
use std::mem::MaybeUninit;
use actix_codec::Decoder;
use bytes::{Bytes, BytesMut};
@ -186,11 +187,12 @@ impl MessageType for Request {
fn decode(src: &mut BytesMut) -> Result<Option<(Self, PayloadType)>, ParseError> {
// Unsafe: we read only this data only after httparse parses headers into.
// performance bump for pipeline benchmarks.
let mut headers: [HeaderIndex; MAX_HEADERS] = unsafe { mem::uninitialized() };
let mut headers: [HeaderIndex; MAX_HEADERS] =
unsafe { MaybeUninit::uninit().assume_init() };
let (len, method, uri, ver, h_len) = {
let mut parsed: [httparse::Header; MAX_HEADERS] =
unsafe { mem::uninitialized() };
unsafe { MaybeUninit::uninit().assume_init() };
let mut req = httparse::Request::new(&mut parsed);
match req.parse(src)? {
@ -260,11 +262,12 @@ impl MessageType for ResponseHead {
fn decode(src: &mut BytesMut) -> Result<Option<(Self, PayloadType)>, ParseError> {
// Unsafe: we read only this data only after httparse parses headers into.
// performance bump for pipeline benchmarks.
let mut headers: [HeaderIndex; MAX_HEADERS] = unsafe { mem::uninitialized() };
let mut headers: [HeaderIndex; MAX_HEADERS] =
unsafe { MaybeUninit::uninit().assume_init() };
let (len, ver, status, h_len) = {
let mut parsed: [httparse::Header; MAX_HEADERS] =
unsafe { mem::uninitialized() };
unsafe { MaybeUninit::uninit().assume_init() };
let mut res = httparse::Response::new(&mut parsed);
match res.parse(src)? {

2
actix-http/src/helpers.rs
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@ -115,7 +115,7 @@ pub fn write_content_length(mut n: usize, bytes: &mut BytesMut) {
pub(crate) fn convert_usize(mut n: usize, bytes: &mut BytesMut) {
let mut curr: isize = 39;
let mut buf: [u8; 41] = unsafe { mem::uninitialized() };
let mut buf: [u8; 41] = unsafe { mem::MaybeUninit::uninit().assume_init() };
buf[39] = b'\r';
buf[40] = b'\n';
let buf_ptr = buf.as_mut_ptr();

2
actix-http/src/test.rs
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@ -150,7 +150,7 @@ impl TestRequest {
/// Complete request creation and generate `Request` instance
pub fn finish(&mut self) -> Request {
let inner = self.0.take().expect("cannot reuse test request builder");;
let inner = self.0.take().expect("cannot reuse test request builder");
let mut req = if let Some(pl) = inner.payload {
Request::with_payload(pl)