moq-rs/moq-transport/src/message/subscribe_fin.rs

38 lines
1.0 KiB
Rust

use crate::coding::{AsyncRead, AsyncWrite};
use crate::coding::{Decode, DecodeError, Encode, EncodeError, VarInt};
use crate::setup::Extensions;
/// Sent by the publisher to cleanly terminate a Subscribe.
#[derive(Clone, Debug)]
pub struct SubscribeFin {
// NOTE: No full track name because of this proposal: https://github.com/moq-wg/moq-transport/issues/209
/// The ID for this subscription.
pub id: VarInt,
/// The final group/object sent on this subscription.
pub final_group: VarInt,
pub final_object: VarInt,
}
impl SubscribeFin {
pub async fn decode<R: AsyncRead>(r: &mut R, _ext: &Extensions) -> Result<Self, DecodeError> {
let id = VarInt::decode(r).await?;
let final_group = VarInt::decode(r).await?;
let final_object = VarInt::decode(r).await?;
Ok(Self {
id,
final_group,
final_object,
})
}
pub async fn encode<W: AsyncWrite>(&self, w: &mut W, _ext: &Extensions) -> Result<(), EncodeError> {
self.id.encode(w).await?;
self.final_group.encode(w).await?;
self.final_object.encode(w).await?;
Ok(())
}
}