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Fix data channels borrowing errors

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This commit is contained in:
Fernando Jiménez Moreno 2020-06-22 16:25:39 +02:00
parent b968852456
commit 7eb44f81f2
2 changed files with 18 additions and 14 deletions
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11
components/script/dom/rtcdatachannel.rs
View file

@ -30,6 +30,7 @@ use script_traits::serializable::BlobImpl;
use servo_media::webrtc::{
DataChannelId, DataChannelInit, DataChannelMessage, DataChannelState, WebRtcError,
};
use std::cell::Cell;
use std::ptr;
#[dom_struct]
@ -45,7 +46,7 @@ pub struct RTCDataChannel {
protocol: USVString,
negotiated: bool,
id: Option<u16>,
ready_state: DomRefCell<RTCDataChannelState>,
ready_state: Cell<RTCDataChannelState>,
binary_type: DomRefCell<DOMString>,
}
@ -80,7 +81,7 @@ impl RTCDataChannel {
protocol: options.protocol.clone(),
negotiated: options.negotiated,
id: options.id,
ready_state: DomRefCell::new(RTCDataChannelState::Connecting),
ready_state: Cell::new(RTCDataChannelState::Connecting),
binary_type: DomRefCell::new(DOMString::from("blob")),
};
@ -209,11 +210,11 @@ impl RTCDataChannel {
},
_ => {},
};
*self.ready_state.borrow_mut() = state.into();
self.ready_state.set(state.into());
}
fn send(&self, source: &SendSource) -> Fallible<()> {
if *self.ready_state.borrow() != RTCDataChannelState::Open {
if self.ready_state.get() != RTCDataChannelState::Open {
return Err(Error::InvalidState);
}
@ -304,7 +305,7 @@ impl RTCDataChannelMethods for RTCDataChannel {
// https://www.w3.org/TR/webrtc/#dom-datachannel-readystate
fn ReadyState(&self) -> RTCDataChannelState {
*self.ready_state.borrow()
self.ready_state.get()
}
// XXX We need a way to know when the underlying data transport

11
components/script/dom/rtcpeerconnection.rs
View file

@ -311,7 +311,13 @@ impl RTCPeerConnection {
event.upcast::<Event>().fire(self.upcast());
},
_ => {
if let Some(ref channel) = self.data_channels.borrow().get(&channel_id) {
let channel = if let Some(channel) = self.data_channels.borrow().get(&channel_id) {
DomRoot::from_ref(&**channel)
} else {
debug_assert!(false, "Got an event for an unregistered data channel");
return;
};
match event {
DataChannelEvent::Open => channel.on_open(),
DataChannelEvent::Close => channel.on_close(),
@ -320,9 +326,6 @@ impl RTCPeerConnection {
DataChannelEvent::StateChange(state) => channel.on_state_change(state),
DataChannelEvent::NewChannel => unreachable!(),
}
} else {
debug_assert!(false, "Got an event for an unregistered data channel");
}
},
};
}