Crate webtrans 

WebTransport library for native and WebAssembly

• Native (non-wasm32): Quinn-based HTTP/3 + QUIC implementation via webtrans-quinn
• WebAssembly (wasm32): Browser WebTransport API bindings via webtrans-wasm

Re-exports

pub use webtrans_quinn as quinn;

Modules

crypto

Simple crypto provider utilities for rustls.

tls

TLS helpers for managing certificates and private keys.

Structs

Client

A client for connecting to a WebTransport server.

ClientBuilder

Construct a WebTransport Client using sensible defaults.

ConnectRequest

Decoded WebTransport CONNECT request metadata.

ConnectResponse

Decoded WebTransport CONNECT response metadata.

Frame

HTTP/3 frame type identifier.

RecvStream

A stream that can be used to receive bytes. See quinn::RecvStream.

Request

A mostly complete WebTransport handshake awaiting server accept/reject based on URL.

SendStream

A stream that can be used to send bytes. See quinn::SendStream.

Server

A WebTransport server that accepts new sessions.

ServerBuilder

Construct a WebTransport Server using sensible defaults.

Session

An established WebTransport session, acting like a full QUIC connection. See quinn::Connection.

Setting

HTTP/3 SETTINGS identifier.

Settings

Parsed HTTP/3 settings map keyed by Setting.

UniStream

Sent as the leading bytes on a unidirectional stream to indicate its stream type.

VarInt

An integer less than 2^62.

VarIntBoundsExceeded

Error returned when constructing a VarInt from a value >= 2^62.

VarIntUnexpectedEnd

Error returned when a varint decode reaches EOF before all bytes are available.

Enums

Capsule

WebTransport HTTP/3 capsule payloads.

CapsuleError

Errors returned by capsule encoding and decoding.

CongestionControl

Congestion control algorithm to use for the connection.

ConnectError

Errors returned while encoding or decoding WebTransport CONNECT messages.

Error

Error categories that can occur when using WebTransport.

SettingsError

Errors returned while encoding or decoding SETTINGS exchanges.

Functions

error_from_http3

Map an HTTP/3 application error code into WebTransport error space.

error_to_http3

Map a WebTransport application error code into the reserved HTTP/3 space.

Type Aliases

Result

Convenience result type for WebTransport protocol and transport operations.