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use std::{net, rc::Rc};
use crate::{
header::{self, HeaderMap},
message::{Flags, Head, MessagePool},
ConnectionType, Method, Uri, Version,
};
thread_local! {
static REQUEST_POOL: MessagePool<RequestHead> = MessagePool::<RequestHead>::create()
}
#[derive(Debug, Clone)]
pub struct RequestHead {
pub method: Method,
pub uri: Uri,
pub version: Version,
pub headers: HeaderMap,
pub peer_addr: Option<net::SocketAddr>,
flags: Flags,
}
impl Default for RequestHead {
fn default() -> RequestHead {
RequestHead {
method: Method::default(),
uri: Uri::default(),
version: Version::HTTP_11,
headers: HeaderMap::with_capacity(16),
peer_addr: None,
flags: Flags::empty(),
}
}
}
impl Head for RequestHead {
fn clear(&mut self) {
self.flags = Flags::empty();
self.headers.clear();
}
fn with_pool<F, R>(f: F) -> R
where
F: FnOnce(&MessagePool<Self>) -> R,
{
REQUEST_POOL.with(|p| f(p))
}
}
impl RequestHead {
pub fn headers(&self) -> &HeaderMap {
&self.headers
}
pub fn headers_mut(&mut self) -> &mut HeaderMap {
&mut self.headers
}
#[inline]
pub fn camel_case_headers(&self) -> bool {
self.flags.contains(Flags::CAMEL_CASE)
}
#[inline]
pub fn set_camel_case_headers(&mut self, val: bool) {
if val {
self.flags.insert(Flags::CAMEL_CASE);
} else {
self.flags.remove(Flags::CAMEL_CASE);
}
}
#[inline]
pub fn set_connection_type(&mut self, ctype: ConnectionType) {
match ctype {
ConnectionType::Close => self.flags.insert(Flags::CLOSE),
ConnectionType::KeepAlive => self.flags.insert(Flags::KEEP_ALIVE),
ConnectionType::Upgrade => self.flags.insert(Flags::UPGRADE),
}
}
#[inline]
pub fn connection_type(&self) -> ConnectionType {
if self.flags.contains(Flags::CLOSE) {
ConnectionType::Close
} else if self.flags.contains(Flags::KEEP_ALIVE) {
ConnectionType::KeepAlive
} else if self.flags.contains(Flags::UPGRADE) {
ConnectionType::Upgrade
} else if self.version < Version::HTTP_11 {
ConnectionType::Close
} else {
ConnectionType::KeepAlive
}
}
pub fn upgrade(&self) -> bool {
self.headers()
.get(header::CONNECTION)
.map(|hdr| {
if let Ok(s) = hdr.to_str() {
s.to_ascii_lowercase().contains("upgrade")
} else {
false
}
})
.unwrap_or(false)
}
#[inline]
pub fn chunked(&self) -> bool {
!self.flags.contains(Flags::NO_CHUNKING)
}
#[inline]
pub fn no_chunking(&mut self, val: bool) {
if val {
self.flags.insert(Flags::NO_CHUNKING);
} else {
self.flags.remove(Flags::NO_CHUNKING);
}
}
#[inline]
pub fn expect(&self) -> bool {
self.flags.contains(Flags::EXPECT)
}
#[inline]
pub(crate) fn set_expect(&mut self) {
self.flags.insert(Flags::EXPECT);
}
}
#[allow(clippy::large_enum_variant)]
#[derive(Debug)]
pub enum RequestHeadType {
Owned(RequestHead),
Rc(Rc<RequestHead>, Option<HeaderMap>),
}
impl RequestHeadType {
pub fn extra_headers(&self) -> Option<&HeaderMap> {
match self {
RequestHeadType::Owned(_) => None,
RequestHeadType::Rc(_, headers) => headers.as_ref(),
}
}
}
impl AsRef<RequestHead> for RequestHeadType {
fn as_ref(&self) -> &RequestHead {
match self {
RequestHeadType::Owned(head) => head,
RequestHeadType::Rc(head, _) => head.as_ref(),
}
}
}
impl From<RequestHead> for RequestHeadType {
fn from(head: RequestHead) -> Self {
RequestHeadType::Owned(head)
}
}