Revision control
Copy as Markdown
Other Tools
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#![allow(clippy::module_name_repetitions)] // This lint doesn't work here.
mod codec;
mod datagram;
pub mod event;
#[cfg(feature = "build-fuzzing-corpus")]
mod fuzz;
pub mod header;
pub mod hrtime;
mod incrdecoder;
pub mod log;
pub mod qlog;
pub mod tos;
use std::fmt::Write;
use enum_map::Enum;
#[cfg(feature = "build-fuzzing-corpus")]
pub use self::fuzz::write_item_to_fuzzing_corpus;
pub use self::{
codec::{Decoder, Encoder},
datagram::Datagram,
header::Header,
incrdecoder::{IncrementalDecoderBuffer, IncrementalDecoderIgnore, IncrementalDecoderUint},
tos::{IpTos, IpTosDscp, IpTosEcn},
};
#[must_use]
pub fn hex(buf: impl AsRef<[u8]>) -> String {
let mut ret = String::with_capacity(buf.as_ref().len() * 2);
for b in buf.as_ref() {
write!(&mut ret, "{b:02x}").unwrap();
}
ret
}
#[must_use]
pub fn hex_snip_middle(buf: impl AsRef<[u8]>) -> String {
const SHOW_LEN: usize = 8;
let buf = buf.as_ref();
if buf.len() <= SHOW_LEN * 2 {
hex_with_len(buf)
} else {
let mut ret = String::with_capacity(SHOW_LEN * 2 + 16);
write!(&mut ret, "[{}]: ", buf.len()).unwrap();
for b in &buf[..SHOW_LEN] {
write!(&mut ret, "{b:02x}").unwrap();
}
ret.push_str("..");
for b in &buf[buf.len() - SHOW_LEN..] {
write!(&mut ret, "{b:02x}").unwrap();
}
ret
}
}
#[must_use]
pub fn hex_with_len(buf: impl AsRef<[u8]>) -> String {
let buf = buf.as_ref();
let mut ret = String::with_capacity(10 + buf.len() * 2);
write!(&mut ret, "[{}]: ", buf.len()).unwrap();
for b in buf {
write!(&mut ret, "{b:02x}").unwrap();
}
ret
}
#[must_use]
pub const fn const_max(a: usize, b: usize) -> usize {
[a, b][(a < b) as usize]
}
#[must_use]
pub const fn const_min(a: usize, b: usize) -> usize {
[a, b][(a >= b) as usize]
}
#[derive(Debug, PartialEq, Eq, Copy, Clone, Enum)]
/// Client or Server.
pub enum Role {
Client,
Server,
}
impl Role {
#[must_use]
pub const fn remote(self) -> Self {
match self {
Self::Client => Self::Server,
Self::Server => Self::Client,
}
}
}
impl ::std::fmt::Display for Role {
fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
write!(f, "{self:?}")
}
}
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum MessageType {
Request,
Response,
}