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actix-web/actix-http/src/lib.rs
2024-02-03 23:55:01 +00:00

113 lines
3.2 KiB
Rust

//! HTTP types and services for the Actix ecosystem.
//!
//! ## Crate Features
//!
//! | Feature | Functionality |
//! | ------------------- | ------------------------------------------- |
//! | `http2` | HTTP/2 support via [h2]. |
//! | `openssl` | TLS support via [OpenSSL]. |
//! | `rustls` | TLS support via [rustls]. |
//! | `compress-brotli` | Payload compression support: Brotli. |
//! | `compress-gzip` | Payload compression support: Deflate, Gzip. |
//! | `compress-zstd` | Payload compression support: Zstd. |
//! | `trust-dns` | Use [trust-dns] as the client DNS resolver. |
//!
//! [h2]: https://crates.io/crates/h2
//! [OpenSSL]: https://crates.io/crates/openssl
//! [rustls]: https://crates.io/crates/rustls
//! [trust-dns]: https://crates.io/crates/trust-dns
#![deny(rust_2018_idioms, nonstandard_style)]
#![warn(future_incompatible)]
#![allow(
clippy::type_complexity,
clippy::too_many_arguments,
clippy::borrow_interior_mutable_const
)]
#![doc(html_logo_url = "https://actix.rs/img/logo.png")]
#![doc(html_favicon_url = "https://actix.rs/favicon.ico")]
#![cfg_attr(docsrs, feature(doc_auto_cfg))]
pub use ::http::{uri, uri::Uri, Method, StatusCode, Version};
pub mod body;
mod builder;
mod config;
mod date;
#[cfg(feature = "__compress")]
pub mod encoding;
pub mod error;
mod extensions;
pub mod h1;
#[cfg(feature = "http2")]
pub mod h2;
pub mod header;
mod helpers;
mod http_message;
mod keep_alive;
mod message;
#[cfg(test)]
mod notify_on_drop;
mod payload;
mod requests;
mod responses;
mod service;
pub mod test;
#[cfg(feature = "ws")]
pub mod ws;
#[allow(deprecated)]
pub use self::payload::PayloadStream;
#[cfg(any(
feature = "openssl",
feature = "rustls-0_20",
feature = "rustls-0_21",
feature = "rustls-0_22",
))]
pub use self::service::TlsAcceptorConfig;
pub use self::{
builder::HttpServiceBuilder,
config::ServiceConfig,
error::Error,
extensions::Extensions,
header::ContentEncoding,
http_message::HttpMessage,
keep_alive::KeepAlive,
message::{ConnectionType, Message},
payload::{BoxedPayloadStream, Payload},
requests::{Request, RequestHead, RequestHeadType},
responses::{Response, ResponseBuilder, ResponseHead},
service::HttpService,
};
/// A major HTTP protocol version.
#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
#[non_exhaustive]
pub enum Protocol {
Http1,
Http2,
Http3,
}
type ConnectCallback<IO> = dyn Fn(&IO, &mut Extensions);
/// Container for data that extract with ConnectCallback.
///
/// # Implementation Details
/// Uses Option to reduce necessary allocations when merging with request extensions.
#[derive(Default)]
pub(crate) struct OnConnectData(Option<Extensions>);
impl OnConnectData {
/// Construct by calling the on-connect callback with the underlying transport I/O.
pub(crate) fn from_io<T>(io: &T, on_connect_ext: Option<&ConnectCallback<T>>) -> Self {
let ext = on_connect_ext.map(|handler| {
let mut extensions = Extensions::default();
handler(io, &mut extensions);
extensions
});
Self(ext)
}
}