feat: fd passing

Cargo.lock

@@ -161,7 +161,7 @@ checksum = "cc6dde6e4ed435a4c1ee4e73592f5ba9da2151af10076cc04858746af9352d09"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -310,7 +310,7 @@ checksum = "fdde5c9cd29ebd706ce1b35600920a33550e402fc998a2e53ad3b42c3c47a192"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -428,7 +428,7 @@ dependencies = [
  "heck",
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -471,9 +471,9 @@ dependencies = [
 
 [[package]]
 name = "color-rs"
-version = "0.7.1"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05d6cda18d80350d6a6d15d1f2dd6f5c88b3d61882e08801e8d68f506434b808"
+checksum = "3415c18b81f66b23614db9fcccbf19d2af434e04d9a6c7ac10e49930f39d89f8"
 dependencies = [
  "angle",
  "half",
@@ -495,7 +495,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f76990911f2267d837d9d0ad060aa63aaad170af40904b29461734c339030d4d"
 dependencies = [
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -1276,7 +1276,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -1488,7 +1488,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -1624,7 +1624,7 @@ checksum = "ec2e072ecce94ec471b13398d5402c188e76ac03cf74dd1a975161b23a3f6d9c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -1961,22 +1961,22 @@ checksum = "cd0b0ec5f1c1ca621c432a25813d8d60c88abe6d3e08a3eb9cf37d97a0fe3d73"
 
 [[package]]
 name = "serde"
-version = "1.0.174"
+version = "1.0.180"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3b88756493a5bd5e5395d53baa70b194b05764ab85b59e43e4b8f4e1192fa9b1"
+checksum = "0ea67f183f058fe88a4e3ec6e2788e003840893b91bac4559cabedd00863b3ed"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.174"
+version = "1.0.180"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6e5c3a298c7f978e53536f95a63bdc4c4a64550582f31a0359a9afda6aede62e"
+checksum = "24e744d7782b686ab3b73267ef05697159cc0e5abbed3f47f9933165e5219036"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -1998,7 +1998,7 @@ checksum = "e168eaaf71e8f9bd6037feb05190485708e019f4fd87d161b3c0a0d37daf85e5"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -2097,15 +2097,16 @@ dependencies = [
 
 [[package]]
 name = "stardust-xr"
-version = "0.11.4"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0efaf53544cca5e641ba51928f492a8639cf62399207f8d5c1e3f917e4fc4aa1"
+checksum = "5f493d5557c543404778beeba7051bc7bf537541b91cbd2b67983515675acba8"
 dependencies = [
  "chrono",
  "cluFlock",
  "color-rs",
  "dirs",
  "mint",
+ "nix 0.26.2",
  "parking_lot 0.12.1",
  "rustc-hash",
  "serde",
@@ -2218,9 +2219,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.27"
+version = "2.0.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b60f673f44a8255b9c8c657daf66a596d435f2da81a555b06dc644d080ba45e0"
+checksum = "04361975b3f5e348b2189d8dc55bc942f278b2d482a6a0365de5bdd62d351567"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2263,7 +2264,7 @@ checksum = "090198534930841fab3a5d1bb637cde49e339654e606195f8d9c76eeb081dc96"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -2326,7 +2327,7 @@ checksum = "630bdcf245f78637c13ec01ffae6187cca34625e8c63150d424b59e55af2675e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -2451,7 +2452,7 @@ checksum = "5f4f31f56159e98206da9efd823404b79b6ef3143b4a7ab76e67b1751b25a4ab"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -2582,7 +2583,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
  "wasm-bindgen-shared",
 ]
 
@@ -2604,7 +2605,7 @@ checksum = "54681b18a46765f095758388f2d0cf16eb8d4169b639ab575a8f5693af210c7b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]

Cargo.toml

@@ -52,7 +52,7 @@ tokio = { version = "1.27.0", features = ["rt-multi-thread", "signal"] }
 send_wrapper = "0.6.0"
 prisma = "0.1.1"
 xkbcommon = { version = "0.5.0", default-features = false, optional = true }
-stardust-xr = "0.11.4"
+stardust-xr = "0.13.0"
 directories = "5.0.0"
 serde = { version = "1.0.160", features = ["derive"] }
 tracing = "0.1.37"
@@ -64,7 +64,7 @@ atty = "0.2.14"
 [dependencies.stereokit]
 default-features = false
 features = ["linux-egl"]
-version = "0.16.7"
+version = "0.16.9"
 
 [dependencies.smithay]
 # git = "https://github.com/technobaboo/smithay.git" # Until we get stereokit to understand OES samplers and external textures

src/core/scenegraph.rs

@@ -1,9 +1,10 @@
-use crate::core::client::Client;
 use crate::nodes::Node;
+use crate::{core::client::Client, nodes::Message};
 use color_eyre::eyre::Result;
 use once_cell::sync::OnceCell;
 use stardust_xr::scenegraph;
 use stardust_xr::scenegraph::ScenegraphError;
+use std::os::fd::OwnedFd;
 use std::sync::{Arc, Weak};
 use tracing::{debug, debug_span, instrument};
 
@@ -50,12 +51,25 @@ impl Scenegraph {
 }
 
 impl scenegraph::Scenegraph for Scenegraph {
-	fn send_signal(&self, path: &str, method: &str, data: &[u8]) -> Result<(), ScenegraphError> {
+	fn send_signal(
+		&self,
+		path: &str,
+		method: &str,
+		data: &[u8],
+		fds: Vec<OwnedFd>,
+	) -> Result<(), ScenegraphError> {
 		let Some(client) = self.get_client() else {return Err(ScenegraphError::SignalNotFound)};
 		debug_span!("Handle signal", path, method).in_scope(|| {
 			self.get_node(path)
 				.ok_or(ScenegraphError::NodeNotFound)?
-				.send_local_signal(client, method, data)
+				.send_local_signal(
+					client,
+					method,
+					Message {
+						data: data.to_vec(),
+						fds,
+					},
+				)
 		})
 	}
 	fn execute_method(
@@ -63,12 +77,22 @@ impl scenegraph::Scenegraph for Scenegraph {
 		path: &str,
 		method: &str,
 		data: &[u8],
-	) -> Result<Vec<u8>, ScenegraphError> {
+		fds: Vec<OwnedFd>,
+	) -> Result<(Vec<u8>, Vec<OwnedFd>), ScenegraphError> {
 		let Some(client) = self.get_client() else {return Err(ScenegraphError::MethodNotFound)};
 		debug_span!("Handle method", path, method).in_scope(|| {
-			self.get_node(path)
+			let message = self
+				.get_node(path)
 				.ok_or(ScenegraphError::NodeNotFound)?
-				.execute_local_method(client, method, data)
+				.execute_local_method(
+					client,
+					method,
+					Message {
+						data: data.to_vec(),
+						fds,
+					},
+				)?;
+			Ok((message.data, message.fds))
 		})
 	}
 }

src/core/typed_datamap.rs

@@ -10,13 +10,15 @@ use stardust_xr::schemas::{
 	flex::flexbuffers::{FlexbufferSerializer, Reader, ReaderError},
 };
 
+use crate::nodes::Message;
+
 pub struct TypedDatamap<T: DeserializeOwned + Serialize>(T);
 impl<T: DeserializeOwned + Serialize> TypedDatamap<T> {
 	pub fn new(data: T) -> Self {
 		TypedDatamap(data)
 	}
-	pub fn from_flex(data: &[u8]) -> Result<Self> {
+	pub fn from_flex(message: Message) -> Result<Self> {
-		let root = Reader::get_root(data)?;
+		let root = Reader::get_root(message.as_ref())?;
 		T::deserialize(root).map(Self::new).map_err(|e| e.into())
 	}
 	pub fn to_datamap(&mut self) -> Result<Datamap> {

src/nodes/audio.rs

@@ -1,4 +1,4 @@
-use super::Node;
+use super::{Message, Node};
 use crate::core::client::Client;
 use crate::core::destroy_queue;
 use crate::core::registry::Registry;
@@ -83,13 +83,13 @@ impl Sound {
 		}
 	}
 
-	fn play_flex(node: &Node, _calling_client: Arc<Client>, _data: &[u8]) -> Result<()> {
+	fn play_flex(node: &Node, _calling_client: Arc<Client>, _message: Message) -> Result<()> {
 		let sound = node.sound.get().unwrap();
 		sound.play.lock().replace(());
 		Ok(())
 	}
 
-	pub fn stop_flex(node: &Node, _calling_client: Arc<Client>, _data: &[u8]) -> Result<()> {
+	pub fn stop_flex(node: &Node, _calling_client: Arc<Client>, _message: Message) -> Result<()> {
 		let sound = node.sound.get().unwrap();
 		sound.stop.lock().replace(());
 		Ok(())
@@ -108,7 +108,7 @@ pub fn create_interface(client: &Arc<Client>) -> Result<()> {
 	node.add_to_scenegraph().map(|_| ())
 }
 
-pub fn create_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+pub fn create_flex(_node: &Node, calling_client: Arc<Client>, message: Message) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreateSoundInfo<'a> {
 		name: &'a str,
@@ -116,7 +116,7 @@ pub fn create_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Re
 		transform: Transform,
 		resource: ResourceID,
 	}
-	let info: CreateSoundInfo = deserialize(data)?;
+	let info: CreateSoundInfo = deserialize(message.as_ref())?;
 	let node = Node::create(&calling_client, "/audio/sound", info.name, true);
 	let parent = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, true);

src/nodes/data.rs

@@ -1,7 +1,7 @@
 use super::alias::AliasInfo;
 use super::fields::Field;
 use super::spatial::{parse_transform, Spatial};
-use super::{Alias, Node};
+use super::{Alias, Message, Node};
 use crate::core::client::Client;
 use crate::core::node_collections::LifeLinkedNodeMap;
 use crate::core::registry::Registry;
@@ -142,7 +142,7 @@ impl PulseSender {
 		};
 
 		let Ok(data) = serialize(info) else {return};
-		let _ = tx_node.send_remote_signal("new_receiver", &data);
+		let _ = tx_node.send_remote_signal("new_receiver", data);
 	}
 
 	fn handle_drop_receiver(&self, receiver: &PulseReceiver) {
@@ -151,11 +151,11 @@ impl PulseSender {
 		self.aliases.remove(&(uid.to_string() + "-field"));
 		let Some(tx_node) = self.node.upgrade() else {return};
 		let Ok(data) = serialize(&uid) else {return};
-		let _ = tx_node.send_remote_signal("drop_receiver", &data);
+		let _ = tx_node.send_remote_signal("drop_receiver", data);
 	}
 
-	fn send_data_flex(node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	fn send_data_flex(node: &Node, calling_client: Arc<Client>, message: Message) -> Result<()> {
-		let info: SendDataInfo = deserialize(data)?;
+		let info: SendDataInfo = deserialize(message.as_ref())?;
 		let receiver_node = calling_client.get_node("Pulse receiver", info.uid)?;
 		let receiver =
 			receiver_node.get_aspect("Pulse Receiver", "pulse receiver", |n| &n.pulse_receiver)?;
@@ -210,7 +210,7 @@ impl PulseReceiver {
 
 	pub fn send_data(&self, uid: &str, data: Vec<u8>) -> Result<()> {
 		if let Some(node) = self.node.upgrade() {
-			node.send_remote_signal("data", &serialize(SendDataInfo { uid, data })?)?;
+			node.send_remote_signal("data", serialize(SendDataInfo { uid, data })?)?;
 		}
 		Ok(())
 	}
@@ -235,7 +235,7 @@ pub fn create_interface(client: &Arc<Client>) -> Result<()> {
 pub fn create_pulse_sender_flex(
 	_node: &Node,
 	calling_client: Arc<Client>,
-	data: &[u8],
+	message: Message,
 ) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreatePulseSenderInfo<'a> {
@@ -244,7 +244,7 @@ pub fn create_pulse_sender_flex(
 		transform: Transform,
 		mask: Vec<u8>,
 	}
-	let info: CreatePulseSenderInfo = deserialize(data)?;
+	let info: CreatePulseSenderInfo = deserialize(message.as_ref())?;
 	let node = Node::create(&calling_client, "/data/sender", info.name, true);
 	let parent = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, false);
@@ -261,7 +261,7 @@ pub fn create_pulse_sender_flex(
 pub fn create_pulse_receiver_flex(
 	_node: &Node,
 	calling_client: Arc<Client>,
-	data: &[u8],
+	message: Message,
 ) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreatePulseReceiverInfo<'a> {
@@ -271,7 +271,7 @@ pub fn create_pulse_receiver_flex(
 		field_path: &'a str,
 		mask: Vec<u8>,
 	}
-	let info: CreatePulseReceiverInfo = deserialize(data)?;
+	let info: CreatePulseReceiverInfo = deserialize(message.as_ref())?;
 	let node = Node::create(&calling_client, "/data/receiver", info.name, true);
 	let parent = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, false);

src/nodes/drawable/lines.rs

@@ -2,7 +2,7 @@ use crate::{
 	core::{client::Client, registry::Registry},
 	nodes::{
 		spatial::{find_spatial_parent, parse_transform, Spatial},
-		Node,
+		Message, Node,
 	},
 };
 use color_eyre::eyre::{bail, ensure, Result};
@@ -97,10 +97,14 @@ impl Lines {
 		draw_ctx.line_add_listv(points.make_contiguous());
 	}
 
-	pub fn set_points_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	pub fn set_points_flex(
+		node: &Node,
+		_calling_client: Arc<Client>,
+		message: Message,
+	) -> Result<()> {
 		let Some(Drawable::Lines(lines)) = node.drawable.get() else {bail!("Not a drawable??")};
 
-		let mut points: Vec<LinePointRaw> = deserialize(data)?;
+		let mut points: Vec<LinePointRaw> = deserialize(message.as_ref())?;
 		for p in &mut points {
 			p.color[0] = p.color[0].powf(2.2);
 			p.color[1] = p.color[1].powf(2.2);
@@ -109,10 +113,14 @@ impl Lines {
 		lines.data.lock().points = points;
 		Ok(())
 	}
-	pub fn set_cyclic_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	pub fn set_cyclic_flex(
+		node: &Node,
+		_calling_client: Arc<Client>,
+		message: Message,
+	) -> Result<()> {
 		let Some(Drawable::Lines(lines)) = node.drawable.get() else {bail!("Not a drawable??")};
 
-		lines.data.lock().cyclic = deserialize(data)?;
+		lines.data.lock().cyclic = deserialize(message.as_ref())?;
 		Ok(())
 	}
 }
@@ -130,7 +138,7 @@ pub fn draw_all(draw_ctx: &impl StereoKitDraw) {
 	}
 }
 
-pub fn create_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+pub fn create_flex(_node: &Node, calling_client: Arc<Client>, message: Message) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreateTextInfo<'a> {
 		name: &'a str,
@@ -139,7 +147,7 @@ pub fn create_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Re
 		points: Vec<LinePointRaw>,
 		cyclic: bool,
 	}
-	let mut info: CreateTextInfo = deserialize(data)?;
+	let mut info: CreateTextInfo = deserialize(message.as_ref())?;
 	let node = Node::create(&calling_client, "/drawable/lines", info.name, true);
 	let parent = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, true);

src/nodes/drawable/mod.rs

@@ -9,7 +9,7 @@ use self::{
 	text::Text,
 };
 
-use super::Node;
+use super::{Message, Node};
 use crate::core::client::Client;
 use color_eyre::eyre::Result;
 use parking_lot::Mutex;
@@ -56,14 +56,14 @@ pub fn draw(sk: &impl StereoKitDraw) {
 static QUEUED_SKYLIGHT: Mutex<Option<PathBuf>> = Mutex::new(None);
 static QUEUED_SKYTEX: Mutex<Option<PathBuf>> = Mutex::new(None);
 
-fn set_sky_file_flex(_node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+fn set_sky_file_flex(_node: &Node, _calling_client: Arc<Client>, message: Message) -> Result<()> {
 	#[derive(Deserialize)]
 	struct SkyFileInfo {
 		path: PathBuf,
 		skytex: Option<bool>,
 		skylight: Option<bool>,
 	}
-	let info: SkyFileInfo = deserialize(data)?;
+	let info: SkyFileInfo = deserialize(message.as_ref())?;
 	info.path.metadata()?;
 	if info.skytex.unwrap_or_default() {
 		QUEUED_SKYTEX.lock().replace(info.path.clone());

src/nodes/drawable/model.rs

@@ -5,6 +5,7 @@ use crate::core::registry::Registry;
 use crate::core::resource::ResourceID;
 use crate::nodes::drawable::Drawable;
 use crate::nodes::spatial::{find_spatial_parent, parse_transform, Spatial};
+use crate::nodes::Message;
 use crate::SK_MULTITHREAD;
 use color_eyre::eyre::{bail, ensure, eyre, Result};
 use glam::Mat4;
@@ -213,11 +214,11 @@ impl ModelPart {
 	fn set_material_parameter_flex(
 		node: &Node,
 		_calling_client: Arc<Client>,
-		data: &[u8],
+		message: Message,
 	) -> Result<()> {
 		let Some(Drawable::ModelPart(model_part)) = node.drawable.get() else {bail!("Not a drawable??")};
 
-		let (name, value): (String, MaterialParameter) = deserialize(data)?;
+		let (name, value): (String, MaterialParameter) = deserialize(message.as_ref())?;
 
 		model_part
 			.pending_material_parameters
@@ -342,7 +343,7 @@ pub fn draw_all(sk: &impl StereoKitDraw) {
 	}
 }
 
-pub fn create_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+pub fn create_flex(_node: &Node, calling_client: Arc<Client>, message: Message) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreateModelInfo<'a> {
 		name: &'a str,
@@ -350,7 +351,7 @@ pub fn create_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Re
 		transform: Transform,
 		resource: ResourceID,
 	}
-	let info: CreateModelInfo = deserialize(data)?;
+	let info: CreateModelInfo = deserialize(message.as_ref())?;
 	let node = Node::create(&calling_client, "/drawable/model", info.name, true);
 	let parent = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, true);

src/nodes/drawable/text.rs

@@ -3,7 +3,7 @@ use crate::{
 	nodes::{
 		drawable::Drawable,
 		spatial::{find_spatial_parent, parse_transform, Spatial},
-		Node,
+		Message, Node,
 	},
 };
 use color_eyre::eyre::{bail, ensure, eyre, Result};
@@ -151,18 +151,22 @@ impl Text {
 	pub fn set_character_height_flex(
 		node: &Node,
 		_calling_client: Arc<Client>,
-		data: &[u8],
+		message: Message,
 	) -> Result<()> {
 		let Some(Drawable::Text(text)) = node.drawable.get() else {bail!("Not a drawable??")};
 
-		text.data.lock().character_height = deserialize(data)?;
+		text.data.lock().character_height = deserialize(message.as_ref())?;
 		Ok(())
 	}
 
-	pub fn set_text_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	pub fn set_text_flex(
+		node: &Node,
+		_calling_client: Arc<Client>,
+		message: Message,
+	) -> Result<()> {
 		let Some(Drawable::Text(text)) = node.drawable.get() else {bail!("Not a drawable??")};
 
-		text.data.lock().text = deserialize(data)?;
+		text.data.lock().text = deserialize(message.as_ref())?;
 		Ok(())
 	}
 }
@@ -183,7 +187,7 @@ pub fn draw_all(sk: &impl StereoKitDraw) {
 	}
 }
 
-pub fn create_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+pub fn create_flex(_node: &Node, calling_client: Arc<Client>, message: Message) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreateTextInfo<'a> {
 		name: &'a str,
@@ -198,7 +202,7 @@ pub fn create_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Re
 		bounds_align: TextAlign,
 		color: [f32; 4],
 	}
-	let info: CreateTextInfo = deserialize(data)?;
+	let info: CreateTextInfo = deserialize(message.as_ref())?;
 	let node = Node::create(&calling_client, "/drawable/text", info.name, true);
 	let parent = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, true);

src/nodes/fields/box.rs

@@ -1,6 +1,7 @@
 use super::{Field, FieldTrait, Node};
 use crate::core::client::Client;
 use crate::nodes::spatial::{find_spatial_parent, parse_transform, Spatial};
+use crate::nodes::Message;
 use color_eyre::eyre::{ensure, Result};
 use glam::{vec3, vec3a, Vec3, Vec3A};
 use mint::Vector3;
@@ -40,9 +41,13 @@ impl BoxField {
 		*self.size.lock() = size.into();
 	}
 
-	pub fn set_size_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	pub fn set_size_flex(
+		node: &Node,
+		_calling_client: Arc<Client>,
+		message: Message,
+	) -> Result<()> {
 		let Field::Box(box_field) = node.field.get().unwrap().as_ref() else { return Ok(()) };
-		box_field.set_size(deserialize(data)?);
+		box_field.set_size(deserialize(message.as_ref())?);
 
 		Ok(())
 	}
@@ -64,7 +69,11 @@ impl FieldTrait for BoxField {
 	}
 }
 
-pub fn create_box_field_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+pub fn create_box_field_flex(
+	_node: &Node,
+	calling_client: Arc<Client>,
+	message: Message,
+) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreateFieldInfo<'a> {
 		name: &'a str,
@@ -72,7 +81,7 @@ pub fn create_box_field_flex(_node: &Node, calling_client: Arc<Client>, data: &[
 		transform: Transform,
 		size: Vector3<f32>,
 	}
-	let info: CreateFieldInfo = deserialize(data)?;
+	let info: CreateFieldInfo = deserialize(message.as_ref())?;
 	let node = Node::create(&calling_client, "/field", info.name, true);
 	let parent = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, false);

src/nodes/fields/cylinder.rs

@@ -1,6 +1,7 @@
 use super::{Field, FieldTrait, Node};
 use crate::core::client::Client;
 use crate::nodes::spatial::{find_spatial_parent, parse_transform, Spatial};
+use crate::nodes::Message;
 use color_eyre::eyre::{ensure, Result};
 use glam::{swizzles::*, vec2, Vec3A};
 use portable_atomic::AtomicF32;
@@ -43,9 +44,13 @@ impl CylinderField {
 		self.radius.store(radius.abs(), Ordering::Relaxed);
 	}
 
-	pub fn set_size_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	pub fn set_size_flex(
+		node: &Node,
+		_calling_client: Arc<Client>,
+		message: Message,
+	) -> Result<()> {
 		let Field::Cylinder(cylinder_field) = node.field.get().unwrap().as_ref() else { return Ok(()) };
-		let (length, radius) = deserialize(data)?;
+		let (length, radius) = deserialize(message.as_ref())?;
 		cylinder_field.set_size(length, radius);
 		Ok(())
 	}
@@ -67,7 +72,7 @@ impl FieldTrait for CylinderField {
 pub fn create_cylinder_field_flex(
 	_node: &Node,
 	calling_client: Arc<Client>,
-	data: &[u8],
+	message: Message,
 ) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreateFieldInfo<'a> {
@@ -77,7 +82,7 @@ pub fn create_cylinder_field_flex(
 		length: f32,
 		radius: f32,
 	}
-	let info: CreateFieldInfo = deserialize(data)?;
+	let info: CreateFieldInfo = deserialize(message.as_ref())?;
 	let node = Node::create(&calling_client, "/field", info.name, true);
 	let parent = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, false);

src/nodes/fields/mod.rs

@@ -10,7 +10,7 @@ use self::torus::{create_torus_field_flex, TorusField};
 
 use super::alias::AliasInfo;
 use super::spatial::Spatial;
-use super::Node;
+use super::{Message, Node};
 use crate::core::client::Client;
 use crate::nodes::spatial::find_reference_space;
 use color_eyre::eyre::Result;
@@ -133,13 +133,17 @@ const MAX_RAY_MARCH: f32 = f32::MAX;
 // const MIN_RAY_LENGTH: f32 = 0_f32;
 const MAX_RAY_LENGTH: f32 = 1000_f32;
 
-fn field_distance_flex(node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<Vec<u8>> {
+fn field_distance_flex(
+	node: &Node,
+	calling_client: Arc<Client>,
+	message: Message,
+) -> Result<Message> {
 	#[derive(Deserialize)]
 	struct FieldInfoArgs<'a> {
 		reference_space_path: &'a str,
 		point: Vector3<f32>,
 	}
-	let args: FieldInfoArgs = deserialize(data)?;
+	let args: FieldInfoArgs = deserialize(message.as_ref())?;
 	let reference_space = find_reference_space(&calling_client, args.reference_space_path)?;
 
 	let distance = node
@@ -147,16 +151,20 @@ fn field_distance_flex(node: &Node, calling_client: Arc<Client>, data: &[u8]) ->
 		.get()
 		.unwrap()
 		.distance(reference_space.as_ref(), args.point.into());
-	Ok(serialize(distance)?)
+	Ok(serialize(distance)?.into())
 }
-fn field_normal_flex(node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<Vec<u8>> {
+fn field_normal_flex(
+	node: &Node,
+	calling_client: Arc<Client>,
+	message: Message,
+) -> Result<Message> {
 	#[derive(Deserialize)]
 	struct FieldInfoArgs<'a> {
 		reference_space_path: &'a str,
 		point: Vector3<f32>,
 		radius: Option<f32>,
 	}
-	let args: FieldInfoArgs = deserialize(data)?;
+	let args: FieldInfoArgs = deserialize(message.as_ref())?;
 	let reference_space = find_reference_space(&calling_client, args.reference_space_path)?;
 
 	let normal = node.field.get().as_ref().unwrap().normal(
@@ -164,20 +172,20 @@ fn field_normal_flex(node: &Node, calling_client: Arc<Client>, data: &[u8]) -> R
 		args.point.into(),
 		args.radius.unwrap_or(0.001),
 	);
-	Ok(serialize(mint::Vector3::from(normal))?)
+	Ok(serialize(mint::Vector3::from(normal))?.into())
 }
 fn field_closest_point_flex(
 	node: &Node,
 	calling_client: Arc<Client>,
-	data: &[u8],
+	message: Message,
-) -> Result<Vec<u8>> {
+) -> Result<Message> {
 	#[derive(Deserialize)]
 	struct FieldInfoArgs<'a> {
 		reference_space_path: &'a str,
 		point: Vector3<f32>,
 		radius: Option<f32>,
 	}
-	let args: FieldInfoArgs = deserialize(data)?;
+	let args: FieldInfoArgs = deserialize(message.as_ref())?;
 	let reference_space = find_reference_space(&calling_client, args.reference_space_path)?;
 
 	let closest_point = node.field.get().as_ref().unwrap().closest_point(
@@ -185,16 +193,20 @@ fn field_closest_point_flex(
 		args.point.into(),
 		args.radius.unwrap_or(0.001),
 	);
-	Ok(serialize(mint::Vector3::from(closest_point))?)
+	Ok(serialize(mint::Vector3::from(closest_point))?.into())
 }
-fn field_ray_march_flex(node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<Vec<u8>> {
+fn field_ray_march_flex(
+	node: &Node,
+	calling_client: Arc<Client>,
+	message: Message,
+) -> Result<Message> {
 	#[derive(Deserialize)]
 	struct FieldInfoArgs<'a> {
 		reference_space_path: &'a str,
 		ray_origin: Vector3<f32>,
 		ray_direction: Vector3<f32>,
 	}
-	let args: FieldInfoArgs = deserialize(data)?;
+	let args: FieldInfoArgs = deserialize(message.as_ref())?;
 	let reference_space = find_reference_space(&calling_client, args.reference_space_path)?;
 
 	let ray_march_result = node.field.get().unwrap().ray_march(Ray {
@@ -202,7 +214,7 @@ fn field_ray_march_flex(node: &Node, calling_client: Arc<Client>, data: &[u8]) -
 		direction: args.ray_direction.into(),
 		space: reference_space,
 	});
-	Ok(serialize(ray_march_result)?)
+	Ok(serialize(ray_march_result)?.into())
 }
 
 pub enum Field {

src/nodes/fields/sphere.rs

@@ -1,6 +1,7 @@
 use super::{Field, FieldTrait, Node};
 use crate::core::client::Client;
 use crate::nodes::spatial::{find_spatial_parent, Spatial};
+use crate::nodes::Message;
 use color_eyre::eyre::{ensure, Result};
 use glam::{Mat4, Vec3A};
 use mint::Vector3;
@@ -39,9 +40,13 @@ impl SphereField {
 		self.radius.store(radius, Ordering::Relaxed);
 	}
 
-	pub fn set_radius_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	pub fn set_radius_flex(
+		node: &Node,
+		_calling_client: Arc<Client>,
+		message: Message,
+	) -> Result<()> {
 		let Field::Sphere(sphere_field) = node.field.get().unwrap().as_ref() else { return Ok(()) };
-		sphere_field.set_radius(deserialize(data)?);
+		sphere_field.set_radius(deserialize(message.as_ref())?);
 		Ok(())
 	}
 }
@@ -64,7 +69,7 @@ impl FieldTrait for SphereField {
 pub fn create_sphere_field_flex(
 	_node: &Node,
 	calling_client: Arc<Client>,
-	data: &[u8],
+	message: Message,
 ) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreateFieldInfo<'a> {
@@ -73,7 +78,7 @@ pub fn create_sphere_field_flex(
 		origin: Option<Vector3<f32>>,
 		radius: f32,
 	}
-	let info: CreateFieldInfo = deserialize(data)?;
+	let info: CreateFieldInfo = deserialize(message.as_ref())?;
 	let node = Node::create(&calling_client, "/field", info.name, true);
 	let parent = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = Mat4::from_translation(

src/nodes/fields/torus.rs

@@ -1,6 +1,7 @@
 use super::{Field, FieldTrait, Node};
 use crate::core::client::Client;
 use crate::nodes::spatial::{find_spatial_parent, parse_transform, Spatial};
+use crate::nodes::Message;
 use color_eyre::eyre::{ensure, Result};
 use glam::{swizzles::*, vec2, Vec3A};
 use portable_atomic::AtomicF32;
@@ -43,9 +44,13 @@ impl TorusField {
 		self.radius_b.store(radius_b.abs(), Ordering::Relaxed);
 	}
 
-	pub fn set_size_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	pub fn set_size_flex(
+		node: &Node,
+		_calling_client: Arc<Client>,
+		message: Message,
+	) -> Result<()> {
 		let Field::Torus(torus_field) = node.field.get().unwrap().as_ref() else { return Ok(()) };
-		let (radius_a, radius_b) = deserialize(data)?;
+		let (radius_a, radius_b) = deserialize(message.as_ref())?;
 		torus_field.set_size(radius_a, radius_b);
 
 		Ok(())
@@ -67,7 +72,7 @@ impl FieldTrait for TorusField {
 pub fn create_torus_field_flex(
 	_node: &Node,
 	calling_client: Arc<Client>,
-	data: &[u8],
+	message: Message,
 ) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreateFieldInfo<'a> {
@@ -77,7 +82,7 @@ pub fn create_torus_field_flex(
 		radius_a: f32,
 		radius_b: f32,
 	}
-	let info: CreateFieldInfo = deserialize(data)?;
+	let info: CreateFieldInfo = deserialize(message.as_ref())?;
 	let node = Node::create(&calling_client, "/field", info.name, true);
 	let parent = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, false);

src/nodes/input/mod.rs

@@ -10,7 +10,7 @@ use super::{
 	alias::{Alias, AliasInfo},
 	fields::{find_field, Field, FIELD_ALIAS_INFO},
 	spatial::{find_spatial_parent, parse_transform, Spatial},
-	Node,
+	Message, Node,
 };
 use crate::core::{client::Client, node_collections::LifeLinkedNodeMap};
 use crate::core::{node_collections::LifeLinkedNodeList, registry::Registry};
@@ -109,21 +109,21 @@ impl InputMethod {
 			.cloned()
 	}
 
-	fn capture_flex(node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	fn capture_flex(node: &Node, calling_client: Arc<Client>, message: Message) -> Result<()> {
 		let method = InputMethod::get(node)?;
-		let handler = InputHandler::find(&calling_client, deserialize(data)?)?;
+		let handler = InputHandler::find(&calling_client, deserialize(message.as_ref())?)?;
 
 		method.captures.add_raw(&handler);
-		node.send_remote_signal("capture", data)
+		node.send_remote_signal("capture", message)
 	}
-	fn set_datamap_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	fn set_datamap_flex(node: &Node, _calling_client: Arc<Client>, message: Message) -> Result<()> {
 		let method = InputMethod::get(node)?;
-		method.datamap.lock().replace(Datamap::new(data.to_vec())?);
+		method.datamap.lock().replace(Datamap::new(message.data)?);
 		Ok(())
 	}
-	fn set_handlers_flex(node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	fn set_handlers_flex(node: &Node, calling_client: Arc<Client>, message: Message) -> Result<()> {
 		let method = InputMethod::get(node)?;
-		let handler_paths: Vec<&str> = deserialize(data)?;
+		let handler_paths: Vec<&str> = deserialize(message.as_ref())?;
 		let handlers: Vec<Weak<InputHandler>> = handler_paths
 			.into_iter()
 			.filter_map(|p| InputHandler::find(&calling_client, p).ok())
@@ -178,7 +178,7 @@ impl InputMethod {
 		}
 
 		let Ok(data) = serialize(&handler.uid) else {return};
-		let _ = method_node.send_remote_signal("handler_created", &data);
+		let _ = method_node.send_remote_signal("handler_created", data);
 	}
 	fn handle_drop_handler(&self, handler: &InputHandler) {
 		let uid = handler.uid.as_str();
@@ -186,7 +186,7 @@ impl InputMethod {
 		self.handler_aliases.remove(&(uid.to_string() + "-field"));
 		let Some(tx_node) = self.node.upgrade() else {return};
 		let Ok(data) = serialize(&uid) else {return};
-		let _ = tx_node.send_remote_signal("handler_destroyed", &data);
+		let _ = tx_node.send_remote_signal("handler_destroyed", data);
 	}
 }
 impl Drop for InputMethod {
@@ -284,7 +284,7 @@ impl InputHandler {
 	#[instrument(level = "debug", skip(self, distance_link))]
 	fn send_input(&self, order: u32, distance_link: &DistanceLink, datamap: Datamap) {
 		let Some(node) = self.node.upgrade() else {return};
-		let _ = node.send_remote_signal("input", &distance_link.serialize(order, datamap));
+		let _ = node.send_remote_signal("input", distance_link.serialize(order, datamap));
 	}
 }
 impl PartialEq for InputHandler {
@@ -312,7 +312,7 @@ pub fn create_interface(client: &Arc<Client>) -> Result<()> {
 pub fn create_input_handler_flex(
 	_node: &Node,
 	calling_client: Arc<Client>,
-	data: &[u8],
+	message: Message,
 ) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreateInputHandlerInfo<'a> {
@@ -321,7 +321,7 @@ pub fn create_input_handler_flex(
 		transform: Transform,
 		field_path: &'a str,
 	}
-	let info: CreateInputHandlerInfo = deserialize(data)?;
+	let info: CreateInputHandlerInfo = deserialize(message.as_ref())?;
 	let parent = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, true);
 	let field = find_field(&calling_client, info.field_path)?;

src/nodes/input/pointer.rs

@@ -3,7 +3,7 @@ use crate::core::client::Client;
 use crate::nodes::fields::{Field, Ray, RayMarchResult};
 use crate::nodes::input::{InputMethod, InputType};
 use crate::nodes::spatial::{find_spatial_parent, parse_transform, Spatial};
-use crate::nodes::Node;
+use crate::nodes::{Message, Node};
 use glam::{vec3, Mat4};
 use serde::Deserialize;
 use stardust_xr::schemas::flat::{Datamap, InputDataType, Pointer as FlatPointer};
@@ -63,7 +63,7 @@ impl InputSpecialization for Pointer {
 pub fn create_pointer_flex(
 	_node: &Node,
 	calling_client: Arc<Client>,
-	data: &[u8],
+	message: Message,
 ) -> color_eyre::eyre::Result<()> {
 	#[derive(Deserialize)]
 	struct CreatePointerInfo<'a> {
@@ -72,7 +72,7 @@ pub fn create_pointer_flex(
 		transform: Transform,
 		datamap: Option<Vec<u8>>,
 	}
-	let info: CreatePointerInfo = deserialize(data)?;
+	let info: CreatePointerInfo = deserialize(message.as_ref())?;
 	let node = Node::create(&calling_client, "/input/method/pointer", info.name, true);
 	let parent = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, false);

src/nodes/input/tip.rs

@@ -3,7 +3,7 @@ use crate::core::client::Client;
 use crate::nodes::fields::Field;
 use crate::nodes::input::{InputMethod, InputType};
 use crate::nodes::spatial::{find_spatial_parent, parse_transform, Spatial};
-use crate::nodes::Node;
+use crate::nodes::{Message, Node};
 use color_eyre::eyre::Result;
 use glam::{vec3a, Mat4};
 use serde::Deserialize;
@@ -17,9 +17,9 @@ pub struct Tip {
 	pub radius: f32,
 }
 impl Tip {
-	fn set_radius(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	fn set_radius(node: &Node, _calling_client: Arc<Client>, message: Message) -> Result<()> {
 		if let InputType::Tip(tip) = &mut *node.input_method.get().unwrap().specialization.lock() {
-			tip.radius = deserialize(data)?;
+			tip.radius = deserialize(message.as_ref())?;
 		}
 		Ok(())
 	}
@@ -45,7 +45,7 @@ impl InputSpecialization for Tip {
 	}
 }
 
-pub fn create_tip_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+pub fn create_tip_flex(_node: &Node, calling_client: Arc<Client>, message: Message) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreateTipInfo<'a> {
 		name: &'a str,
@@ -54,7 +54,7 @@ pub fn create_tip_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -
 		radius: f32,
 		datamap: Option<Vec<u8>>,
 	}
-	let info: CreateTipInfo = deserialize(data)?;
+	let info: CreateTipInfo = deserialize(message.as_ref())?;
 	let node = Node::create(&calling_client, "/input/method/tip", info.name, true);
 	let parent = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, false);

src/nodes/items/environment.rs

@@ -7,7 +7,7 @@ use crate::{
 	nodes::{
 		items::TypeInfo,
 		spatial::{find_spatial_parent, parse_transform, Spatial},
-		Node,
+		Message, Node,
 	},
 };
 use color_eyre::eyre::{eyre, Result};
@@ -15,7 +15,7 @@ use lazy_static::lazy_static;
 use nanoid::nanoid;
 use serde::Deserialize;
 use stardust_xr::{
-	schemas::flex::{deserialize, flexbuffers, serialize},
+	schemas::flex::{deserialize, serialize},
 	values::Transform,
 };
 use std::sync::Arc;
@@ -46,22 +46,26 @@ impl EnvironmentItem {
 		node.add_local_method("get_path", EnvironmentItem::get_path_flex);
 	}
 
-	fn get_path_flex(node: &Node, _calling_client: Arc<Client>, _data: &[u8]) -> Result<Vec<u8>> {
+	fn get_path_flex(
+		node: &Node,
+		_calling_client: Arc<Client>,
+		_message: Message,
+	) -> Result<Message> {
 		let ItemType::Environment(environment_item) = &node.item.get().unwrap().specialization else {
 			return Err(eyre!("Wrong item type?"))
 		};
-		Ok(flexbuffers::singleton(environment_item.path.as_str()))
+		Ok(serialize(environment_item.path.as_str())?.into())
 	}
 
-	pub fn serialize_start_data(&self, id: &str) -> Result<Vec<u8>> {
+	pub fn serialize_start_data(&self, id: &str) -> Result<Message> {
-		serialize((id, self.path.as_str())).map_err(|e| e.into())
+		Ok(serialize((id, self.path.as_str()))?.into())
 	}
 }
 
 pub(super) fn create_environment_item_flex(
 	_node: &Node,
 	calling_client: Arc<Client>,
-	data: &[u8],
+	message: Message,
 ) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreateEnvironmentItemInfo<'a> {
@@ -70,7 +74,7 @@ pub(super) fn create_environment_item_flex(
 		transform: Transform,
 		item_data: String,
 	}
-	let info: CreateEnvironmentItemInfo = deserialize(data)?;
+	let info: CreateEnvironmentItemInfo = deserialize(message.as_ref())?;
 	let parent_name = format!("/item/{}/item", ITEM_TYPE_INFO_ENVIRONMENT.type_name);
 	let space = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, false);

src/nodes/items/mod.rs

@@ -5,7 +5,7 @@ use self::environment::{EnvironmentItem, ITEM_TYPE_INFO_ENVIRONMENT};
 use self::panel::{PanelItemTrait, ITEM_TYPE_INFO_PANEL};
 use super::fields::Field;
 use super::spatial::{find_spatial_parent, parse_transform, Spatial};
-use super::{Alias, Node};
+use super::{Alias, Message, Node};
 use crate::core::client::Client;
 use crate::core::node_collections::LifeLinkedNodeMap;
 use crate::core::registry::Registry;
@@ -17,7 +17,7 @@ use nanoid::nanoid;
 use parking_lot::Mutex;
 use portable_atomic::Ordering;
 use serde::Deserialize;
-use stardust_xr::schemas::flex::{deserialize, flexbuffers, serialize};
+use stardust_xr::schemas::flex::{deserialize, serialize};
 use stardust_xr::values::Transform;
 use std::hash::Hash;
 use std::sync::{Arc, Weak};
@@ -153,7 +153,7 @@ impl Item {
 		self.make_alias_named(client, parent, &self.uid)
 	}
 
-	fn release_flex(node: &Node, _calling_client: Arc<Client>, _data: &[u8]) -> Result<()> {
+	fn release_flex(node: &Node, _calling_client: Arc<Client>, _message: Message) -> Result<()> {
 		let item = node.get_aspect("Item", "item", |n| &n.item)?;
 		release(item, None);
 
@@ -175,7 +175,7 @@ pub enum ItemType {
 	Panel(Arc<dyn PanelItemTrait>),
 }
 impl ItemType {
-	fn serialize_start_data(&self, id: &str) -> Result<Vec<u8>> {
+	fn serialize_start_data(&self, id: &str) -> Result<Message> {
 		match self {
 			ItemType::Environment(e) => e.serialize_start_data(id),
 			ItemType::Panel(p) => p.serialize_start_data(id),
@@ -226,11 +226,12 @@ impl ItemUI {
 		Ok(())
 	}
 	fn send_state(&self, state: &str, name: &str) {
+		let Ok(serialized_data) = serialize(name) else {return};
 		let _ = self
 			.node
 			.upgrade()
 			.unwrap()
-			.send_remote_signal(state, flexbuffers::singleton(name).as_slice());
+			.send_remote_signal(state, serialized_data);
 	}
 
 	fn handle_create_item(&self, item: &Item) {
@@ -242,7 +243,7 @@ impl ItemUI {
 		}
 
 		let Ok(serialized_data) =  item.specialization.serialize_start_data(&item.uid) else {return};
-		let _ = node.send_remote_signal("create_item", &serialized_data);
+		let _ = node.send_remote_signal("create_item", serialized_data);
 	}
 	fn handle_destroy_item(&self, item: &Item) {
 		self.item_aliases.remove(&item.uid);
@@ -251,18 +252,14 @@ impl ItemUI {
 	fn handle_capture_item(&self, item: &Item, acceptor: &ItemAcceptor) {
 		let Some(node) = self.node.upgrade() else {return};
 
-		let _ = node.send_remote_signal(
+		let Ok(message) = serialize((item.uid.as_str(), acceptor.uid.as_str())) else {return};
-			"capture_item",
+		let _ = node.send_remote_signal("capture_item", message);
-			&serialize((item.uid.as_str(), acceptor.uid.as_str())).unwrap(),
-		);
 	}
 	fn handle_release_item(&self, item: &Item, acceptor: &ItemAcceptor) {
 		let Some(node) = self.node.upgrade() else {return};
 
-		let _ = node.send_remote_signal(
+		let Ok(message) = serialize((item.uid.as_str(), acceptor.uid.as_str())) else {return};
-			"release_item",
+		let _ = node.send_remote_signal("release_item", message);
-			&serialize((item.uid.as_str(), acceptor.uid.as_str())).unwrap(),
-		);
 	}
 	fn handle_create_acceptor(&self, acceptor: &ItemAcceptor) {
 		let Some(node) = self.node.upgrade() else {return};
@@ -275,7 +272,8 @@ impl ItemUI {
 		self.acceptor_aliases.add(acceptor.uid.clone(), &alias);
 		self.acceptor_field_aliases
 			.add(acceptor.uid.clone(), &field_alias);
-		let _ = node.send_remote_signal("create_acceptor", &serialize(&acceptor.uid).unwrap());
+		let Ok(message) = serialize(&acceptor.uid) else {return};
+		let _ = node.send_remote_signal("create_acceptor", message);
 	}
 	fn handle_destroy_acceptor(&self, acceptor: &ItemAcceptor) {
 		self.send_state("destroy_acceptor", acceptor.uid.as_str());
@@ -314,13 +312,13 @@ impl ItemAcceptor {
 		let _ = node.item_acceptor.set(acceptor);
 	}
 
-	fn capture_flex(node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	fn capture_flex(node: &Node, calling_client: Arc<Client>, message: Message) -> Result<()> {
 		if !node.enabled.load(Ordering::Relaxed) {
 			return Ok(());
 		}
 
 		let acceptor = node.item_acceptor.get().unwrap();
-		let item_path: &str = deserialize(data)?;
+		let item_path: &str = deserialize(message.as_ref())?;
 		let item_node = calling_client.get_node("Item", item_path)?;
 		let item = item_node.get_aspect("Item", "item", |n| &n.item)?;
 		capture(item, acceptor);
@@ -361,14 +359,15 @@ impl ItemAcceptor {
 		}
 
 		let Ok(serialized_data) =  item.specialization.serialize_start_data(&item.uid) else {return};
-		let _ = node.send_remote_signal("capture", &serialized_data);
+		let _ = node.send_remote_signal("capture", serialized_data);
 	}
 	fn handle_release(&self, item: &Item) {
 		let Some(node) = self.node.upgrade() else {return};
 
 		self.accepted_registry.remove(item);
 		self.accepted_aliases.remove(&item.uid);
-		let _ = node.send_remote_signal("release", &serialize(&item.uid).unwrap());
+		let Ok(message) = serialize(&item.uid) else {return};
+		let _ = node.send_remote_signal("release", message);
 	}
 }
 impl Drop for ItemAcceptor {
@@ -403,12 +402,16 @@ fn type_info(name: &str) -> Result<&'static TypeInfo> {
 	}
 }
 
-pub fn register_item_ui_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+pub fn register_item_ui_flex(
+	_node: &Node,
+	calling_client: Arc<Client>,
+	message: Message,
+) -> Result<()> {
 	#[derive(Deserialize)]
 	struct RegisterItemUIInfo<'a> {
 		item_type: &'a str,
 	}
-	let info: RegisterItemUIInfo = deserialize(data)?;
+	let info: RegisterItemUIInfo = deserialize(message.as_ref())?;
 	let type_info = type_info(info.item_type)?;
 	let ui =
 		Node::create(&calling_client, "/item", type_info.type_name, true).add_to_scenegraph()?;
@@ -416,7 +419,11 @@ pub fn register_item_ui_flex(_node: &Node, calling_client: Arc<Client>, data: &[
 	Ok(())
 }
 
-fn create_item_acceptor_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+fn create_item_acceptor_flex(
+	_node: &Node,
+	calling_client: Arc<Client>,
+	message: Message,
+) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreateItemAcceptorInfo<'a> {
 		name: &'a str,
@@ -425,7 +432,7 @@ fn create_item_acceptor_flex(_node: &Node, calling_client: Arc<Client>, data: &[
 		field_path: &'a str,
 		item_type: &'a str,
 	}
-	let info: CreateItemAcceptorInfo = deserialize(data)?;
+	let info: CreateItemAcceptorInfo = deserialize(message.as_ref())?;
 	let space = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, false);
 	let field = find_field(&calling_client, info.field_path)?;

src/nodes/items/panel.rs

@@ -7,7 +7,7 @@ use crate::{
 		drawable::{model::ModelPart, Drawable},
 		items::{self, Item, ItemType, TypeInfo},
 		spatial::Spatial,
-		Node,
+		Message, Node,
 	},
 };
 use color_eyre::eyre::{bail, eyre, Result};
@@ -129,8 +129,8 @@ pub enum RecommendedState {
 }
 
 pub trait Backend: Send + Sync + 'static {
-	fn serialize_start_data(&self, id: &str) -> Result<Vec<u8>>;
+	fn serialize_start_data(&self, id: &str) -> Result<Message>;
-	fn serialize_toplevel(&self) -> Result<Vec<u8>>;
+	fn serialize_toplevel(&self) -> Result<Message>;
 	fn set_toplevel_capabilities(&self, capabilities: Vec<u8>);
 	fn configure_toplevel(
 		&self,
@@ -244,7 +244,7 @@ impl<B: Backend + ?Sized> PanelItem<B> {
 	fn apply_surface_material_flex(
 		node: &Node,
 		calling_client: Arc<Client>,
-		data: &[u8],
+		message: Message,
 	) -> Result<()> {
 		let Some(panel_item) = panel_item_from_node(node) else { return Ok(()) };
 
@@ -254,7 +254,7 @@ impl<B: Backend + ?Sized> PanelItem<B> {
 			model_node_path: &'a str,
 		}
 
-		let info: SurfaceMaterialInfo = deserialize(data)?;
+		let info: SurfaceMaterialInfo = deserialize(message.as_ref())?;
 
 		let model_node = calling_client
 			.scenegraph
@@ -268,26 +268,38 @@ impl<B: Backend + ?Sized> PanelItem<B> {
 		Ok(())
 	}
 
-	fn pointer_motion_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	fn pointer_motion_flex(
+		node: &Node,
+		_calling_client: Arc<Client>,
+		message: Message,
+	) -> Result<()> {
 		let Some(panel_item) = panel_item_from_node(node) else { return Ok(()) };
 
-		let (surface_id, position): (SurfaceID, Vector2<f32>) = deserialize(data)?;
+		let (surface_id, position): (SurfaceID, Vector2<f32>) = deserialize(message.as_ref())?;
 		debug!(?surface_id, ?position, "Pointer deactivate");
 
 		panel_item.pointer_motion(&surface_id, position);
 
 		Ok(())
 	}
-	fn pointer_button_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	fn pointer_button_flex(
+		node: &Node,
+		_calling_client: Arc<Client>,
+		message: Message,
+	) -> Result<()> {
 		let Some(panel_item) = panel_item_from_node(node) else { return Ok(()) };
 
-		let (surface_id, button, state): (SurfaceID, u32, u32) = deserialize(data)?;
+		let (surface_id, button, state): (SurfaceID, u32, u32) = deserialize(message.as_ref())?;
 		debug!(?surface_id, button, state, "Pointer button");
 
 		panel_item.pointer_button(&surface_id, button, state == 0);
 		Ok(())
 	}
-	fn pointer_scroll_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	fn pointer_scroll_flex(
+		node: &Node,
+		_calling_client: Arc<Client>,
+		message: Message,
+	) -> Result<()> {
 		let Some(panel_item) = panel_item_from_node(node) else { return Ok(()) };
 
 		#[derive(Debug, Deserialize)]
@@ -296,7 +308,7 @@ impl<B: Backend + ?Sized> PanelItem<B> {
 			axis_continuous: Option<Vector2<f32>>,
 			axis_discrete: Option<Vector2<f32>>,
 		}
-		let info: PointerScrollInfo = deserialize(data)?;
+		let info: PointerScrollInfo = deserialize(message.as_ref())?;
 		debug!(?info, "Pointer scroll");
 
 		panel_item.pointer_scroll(&info.surface_id, info.axis_continuous, info.axis_discrete);
@@ -307,9 +319,9 @@ impl<B: Backend + ?Sized> PanelItem<B> {
 	fn keyboard_set_keymap_string_flex(
 		node: &Node,
 		_calling_client: Arc<Client>,
-		data: &[u8],
+		message: Message,
 	) -> Result<()> {
-		let keymap_string: &str = deserialize(data)?;
+		let keymap_string: &str = deserialize(message.as_ref())?;
 
 		let Some(panel_item) = panel_item_from_node(node) else { return Ok(()) };
 		debug!("Keyboard set keymap");
@@ -320,7 +332,7 @@ impl<B: Backend + ?Sized> PanelItem<B> {
 	// fn keyboard_set_keymap_names_flex(
 	// 	node: &Node,
 	// 	_calling_client: Arc<Client>,
-	// 	data: &[u8],
+	// 	message: Message,
 	// ) -> Result<()> {
 	// 	#[derive(Debug, Deserialize)]
 	// 	struct Names<'a> {
@@ -330,7 +342,7 @@ impl<B: Backend + ?Sized> PanelItem<B> {
 	// 		variant: &'a str,
 	// 		options: Option<String>,
 	// 	}
-	// 	let names: Names = deserialize(data)?;
+	// 	let names: Names = deserialize(message.as_ref())?;
 	// 	let context = xkb::Context::new(0);
 	// 	let keymap = Keymap::new_from_names(
 	// 		&context,
@@ -363,9 +375,13 @@ impl<B: Backend + ?Sized> PanelItem<B> {
 
 	// 	Ok(())
 	// }
-	fn keyboard_key_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	fn keyboard_key_flex(
+		node: &Node,
+		_calling_client: Arc<Client>,
+		message: Message,
+	) -> Result<()> {
 		let Some(panel_item) = panel_item_from_node(node) else { return Ok(()) };
-		let (surface_id, key, state): (SurfaceID, u32, u32) = deserialize(data)?;
+		let (surface_id, key, state): (SurfaceID, u32, u32) = deserialize(message.as_ref())?;
 		debug!(key, state, "Set keyboard key state");
 
 		panel_item.keyboard_key(&surface_id, key, state == 0);
@@ -375,13 +391,14 @@ impl<B: Backend + ?Sized> PanelItem<B> {
 	pub fn grab_keyboard(&self, sid: Option<SurfaceID>) {
 		let Some(node) = self.node.upgrade() else {return};
 
-		let _ = node.send_remote_signal("grab_keyboard", &serialize(sid).unwrap());
+		let Ok(message) = serialize(sid) else {return};
+		let _ = node.send_remote_signal("grab_keyboard", message);
 	}
 
 	fn configure_toplevel_flex(
 		node: &Node,
 		_calling_client: Arc<Client>,
-		data: &[u8],
+		message: Message,
 	) -> Result<()> {
 		let Some(panel_item) = panel_item_from_node(node) else { return Ok(()) };
 
@@ -391,7 +408,7 @@ impl<B: Backend + ?Sized> PanelItem<B> {
 			states: Vec<u32>,
 			bounds: Option<Vector2<u32>>,
 		}
-		let info: ConfigureToplevelInfo = deserialize(data)?;
+		let info: ConfigureToplevelInfo = deserialize(message.as_ref())?;
 
 		panel_item.configure_toplevel(info.size, info.states, info.bounds);
 		Ok(())
@@ -400,11 +417,11 @@ impl<B: Backend + ?Sized> PanelItem<B> {
 	fn set_toplevel_capabilities_flex(
 		node: &Node,
 		_calling_client: Arc<Client>,
-		data: &[u8],
+		message: Message,
 	) -> Result<()> {
 		let Some(panel_item) = panel_item_from_node(node) else { return Ok(()) };
 
-		let capabilities: Vec<u8> = deserialize(data)?;
+		let capabilities: Vec<u8> = deserialize(message.as_ref())?;
 		debug!("Set toplevel capabilities");
 		panel_item.set_toplevel_capabilities(capabilities);
 
@@ -415,7 +432,7 @@ impl<B: Backend + ?Sized> PanelItem<B> {
 		debug!("Commit toplevel");
 		let Some(node) = self.node.upgrade() else {return};
 		let Ok(data) = self.backend.serialize_toplevel() else {return};
-		let _ = node.send_remote_signal("commit_toplevel", &data);
+		let _ = node.send_remote_signal("commit_toplevel", data);
 	}
 
 	pub fn recommend_toplevel_state(&self, state: RecommendedState) {
@@ -423,7 +440,7 @@ impl<B: Backend + ?Sized> PanelItem<B> {
 		let data = serialize(state).unwrap();
 		debug!(?state, "Recommend toplevel state");
 
-		let _ = node.send_remote_signal("recommend_toplevel_state", &data);
+		let _ = node.send_remote_signal("recommend_toplevel_state", data);
 	}
 }
 impl<B: Backend + ?Sized> PanelItemTrait for PanelItem<B> {
@@ -432,11 +449,11 @@ impl<B: Backend + ?Sized> PanelItemTrait for PanelItem<B> {
 	}
 }
 impl<B: Backend + ?Sized> Backend for PanelItem<B> {
-	fn serialize_start_data(&self, id: &str) -> Result<Vec<u8>> {
+	fn serialize_start_data(&self, id: &str) -> Result<Message> {
 		self.backend.serialize_start_data(id)
 	}
 
-	fn serialize_toplevel(&self) -> Result<Vec<u8>> {
+	fn serialize_toplevel(&self) -> Result<Message> {
 		self.backend.serialize_toplevel()
 	}
 

src/nodes/mod.rs

@@ -22,6 +22,7 @@ use stardust_xr::messenger::MessageSenderHandle;
 use stardust_xr::scenegraph::ScenegraphError;
 use stardust_xr::schemas::flex::deserialize;
 use std::fmt::Debug;
+use std::os::fd::OwnedFd;
 use std::sync::{Arc, Weak};
 use std::vec::Vec;
 use tracing::{debug_span, instrument};
@@ -40,8 +41,26 @@ use self::spatial::zone::Zone;
 use self::spatial::Spatial;
 use self::startup::StartupSettings;
 
-pub type Signal = fn(&Node, Arc<Client>, &[u8]) -> Result<()>;
+pub struct Message {
-pub type Method = fn(&Node, Arc<Client>, &[u8]) -> Result<Vec<u8>>;
+	pub data: Vec<u8>,
+	pub fds: Vec<OwnedFd>,
+}
+impl From<Vec<u8>> for Message {
+	fn from(data: Vec<u8>) -> Self {
+		Message {
+			data,
+			fds: Vec::new(),
+		}
+	}
+}
+impl AsRef<[u8]> for Message {
+	fn as_ref(&self) -> &[u8] {
+		&self.data
+	}
+}
+
+pub type Signal = fn(&Node, Arc<Client>, Message) -> Result<()>;
+pub type Method = fn(&Node, Arc<Client>, Message) -> Result<Message>;
 
 pub struct Node {
 	pub enabled: Arc<AtomicBool>,
@@ -144,11 +163,20 @@ impl Node {
 		}
 	}
 
-	pub fn set_enabled_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	pub fn set_enabled_flex(
-		node.enabled.store(deserialize(data)?, Ordering::Relaxed);
+		node: &Node,
+		_calling_client: Arc<Client>,
+		message: Message,
+	) -> Result<()> {
+		node.enabled
+			.store(deserialize(message.as_ref())?, Ordering::Relaxed);
 		Ok(())
 	}
-	pub fn destroy_flex(node: &Node, _calling_client: Arc<Client>, _data: &[u8]) -> Result<()> {
+	pub fn destroy_flex(
+		node: &Node,
+		_calling_client: Arc<Client>,
+		_message: Message,
+	) -> Result<()> {
 		if node.destroyable {
 			node.destroy();
 		}
@@ -180,7 +208,7 @@ impl Node {
 		&self,
 		calling_client: Arc<Client>,
 		method: &str,
-		data: &[u8],
+		message: Message,
 	) -> Result<(), ScenegraphError> {
 		if let Some(alias) = self.alias.get() {
 			if !alias.info.server_signals.iter().any(|e| e == &method) {
@@ -190,13 +218,13 @@ impl Node {
 				.original
 				.upgrade()
 				.ok_or(ScenegraphError::BrokenAlias)?
-				.send_local_signal(calling_client, method, data)
+				.send_local_signal(calling_client, method, message)
 		} else {
 			let signal = self
 				.local_signals
 				.get(method)
 				.ok_or(ScenegraphError::SignalNotFound)?;
-			signal(self, calling_client, data).map_err(|error| ScenegraphError::SignalError {
+			signal(self, calling_client, message).map_err(|error| ScenegraphError::SignalError {
 				error: error.to_string(),
 			})
 		}
@@ -205,8 +233,8 @@ impl Node {
 		&self,
 		calling_client: Arc<Client>,
 		method: &str,
-		data: &[u8],
+		message: Message,
-	) -> Result<Vec<u8>, ScenegraphError> {
+	) -> Result<Message, ScenegraphError> {
 		if let Some(alias) = self.alias.get() {
 			if !alias.info.server_methods.iter().any(|e| e == &method) {
 				return Err(ScenegraphError::MethodNotFound);
@@ -215,7 +243,14 @@ impl Node {
 				.original
 				.upgrade()
 				.ok_or(ScenegraphError::BrokenAlias)?
-				.execute_local_method(calling_client, method, data)
+				.execute_local_method(
+					calling_client,
+					method,
+					Message {
+						data: message.data.clone(),
+						fds: Vec::new(),
+					},
+				)
 		} else {
 			let method = self
 				.local_methods
@@ -223,27 +258,36 @@ impl Node {
 				.ok_or(ScenegraphError::MethodNotFound)?;
 
 			debug_span!("Handle method").in_scope(|| {
-				method(self, calling_client, data).map_err(|error| ScenegraphError::MethodError {
+				method(self, calling_client, message).map_err(|error| {
+					ScenegraphError::MethodError {
 						error: error.to_string(),
+					}
 				})
 			})
 		}
 	}
 	#[instrument(level = "debug", skip_all)]
-	pub fn send_remote_signal(&self, method: &str, data: &[u8]) -> Result<()> {
+	pub fn send_remote_signal(&self, method: &str, message: impl Into<Message>) -> Result<()> {
+		let message = message.into();
 		self.aliases
 			.get_valid_contents()
 			.iter()
 			.filter(|alias| alias.info.client_signals.iter().any(|e| e == &method))
 			.filter_map(|alias| alias.node.upgrade())
 			.for_each(|node| {
-				let _ = node.send_remote_signal(method, data);
+				// Beware! file descriptors will not be sent to aliases!!!
+				let _ = node.send_remote_signal(
+					method,
+					Message {
+						data: message.data.clone(),
+						fds: Vec::new(),
+					},
+				);
 			});
 		let path = self.path.clone();
 		let method = method.to_string();
-		let data = data.to_vec();
 		if let Some(handle) = self.message_sender_handle.as_ref() {
-			handle.signal(path.as_str(), method.as_str(), data.as_slice())?;
+			handle.signal(path.as_str(), method.as_str(), &message.data, message.fds)?;
 		}
 		Ok(())
 	}
@@ -252,7 +296,7 @@ impl Node {
 	// 	&self,
 	// 	method: &str,
 	// 	data: Vec<u8>,
-	// ) -> Result<impl Future<Output = Result<Vec<u8>>>> {
+	// ) -> Result<impl Future<Output = Result<Message>>> {
 	// 	let message_sender_handle = self
 	// 		.message_sender_handle
 	// 		.as_ref()

src/nodes/root.rs

@@ -1,5 +1,5 @@
 use super::spatial::Spatial;
-use super::Node;
+use super::{Message, Node};
 use crate::core::client::Client;
 use crate::core::registry::Registry;
 use color_eyre::eyre::Result;
@@ -39,7 +39,11 @@ impl Root {
 		}))
 	}
 
-	fn subscribe_frame_flex(_node: &Node, calling_client: Arc<Client>, _data: &[u8]) -> Result<()> {
+	fn subscribe_frame_flex(
+		_node: &Node,
+		calling_client: Arc<Client>,
+		_message: Message,
+	) -> Result<()> {
 		calling_client
 			.root
 			.get()
@@ -54,7 +58,7 @@ impl Root {
 		if let Ok(data) = serialize((delta, 0.0)) {
 			for root in ROOT_REGISTRY.get_valid_contents() {
 				if root.send_frame_event.load(Ordering::Relaxed) {
-					let _ = root.node.send_remote_signal("frame", &data);
+					let _ = root.node.send_remote_signal("frame", data.clone());
 				}
 			}
 		}
@@ -63,9 +67,9 @@ impl Root {
 	fn set_base_prefixes_flex(
 		_node: &Node,
 		calling_client: Arc<Client>,
-		data: &[u8],
+		message: Message,
 	) -> Result<()> {
-		*calling_client.base_resource_prefixes.lock() = deserialize(data)?;
+		*calling_client.base_resource_prefixes.lock() = deserialize(message.as_ref())?;
 		Ok(())
 	}
 }

src/nodes/spatial/mod.rs

@@ -1,7 +1,7 @@
 pub mod zone;
 
 use self::zone::{create_zone_flex, Zone};
-use super::Node;
+use super::{Message, Node};
 use crate::core::client::Client;
 use crate::core::registry::Registry;
 use color_eyre::eyre::{ensure, eyre, Result};
@@ -232,13 +232,13 @@ impl Spatial {
 	pub fn get_bounding_box_flex(
 		node: &Node,
 		calling_client: Arc<Client>,
-		data: &[u8],
+		message: Message,
-	) -> Result<Vec<u8>> {
+	) -> Result<Message> {
 		let this_spatial = node
 			.spatial
 			.get()
 			.ok_or_else(|| eyre!("Node doesn't have a spatial?"))?;
-		let relative_spatial_path: Option<&str> = deserialize(data)?;
+		let relative_spatial_path: Option<&str> = deserialize(message.as_ref())?;
 		let bounds = if let Some(relative_spatial_path) = relative_spatial_path {
 			let relative_spatial = find_reference_space(&calling_client, relative_spatial_path)?;
 			let center =
@@ -260,23 +260,24 @@ impl Spatial {
 			this_spatial.get_bounding_box()
 		};
 
-		serialize((
+		Ok(serialize((
 			mint::Vector3::from(bounds.center),
 			mint::Vector3::from(bounds.dimensions),
-		))
+		))?
-		.map_err(|e| e.into())
+		.into())
 	}
 
 	pub fn get_transform_flex(
 		node: &Node,
 		calling_client: Arc<Client>,
-		data: &[u8],
+		message: Message,
-	) -> Result<Vec<u8>> {
+	) -> Result<Message> {
 		let this_spatial = node
 			.spatial
 			.get()
 			.ok_or_else(|| eyre!("Node doesn't have a spatial?"))?;
-		let relative_spatial = find_reference_space(&calling_client, deserialize(data)?)?;
+		let relative_spatial =
+			find_reference_space(&calling_client, deserialize(message.as_ref())?)?;
 
 		let (scale, rotation, position) = Spatial::space_to_space_matrix(
 			Some(this_spatial.as_ref()),
@@ -284,20 +285,24 @@ impl Spatial {
 		)
 		.to_scale_rotation_translation();
 
-		serialize((
+		Ok(serialize((
 			mint::Vector3::from(position),
 			mint::Quaternion::from(rotation),
 			mint::Vector3::from(scale),
-		))
+		))?
-		.map_err(|e| e.into())
+		.into())
 	}
-	pub fn set_transform_flex(node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	pub fn set_transform_flex(
+		node: &Node,
+		calling_client: Arc<Client>,
+		message: Message,
+	) -> Result<()> {
 		#[derive(Deserialize)]
 		struct TransformArgs<'a> {
 			reference_space_path: Option<&'a str>,
 			transform: Transform,
 		}
-		let transform_args: TransformArgs = deserialize(data)?;
+		let transform_args: TransformArgs = deserialize(message.as_ref())?;
 		let reference_space_transform = transform_args
 			.reference_space_path
 			.map(|path| find_reference_space(&calling_client, path))
@@ -312,25 +317,29 @@ impl Spatial {
 	pub fn set_spatial_parent_flex(
 		node: &Node,
 		calling_client: Arc<Client>,
-		data: &[u8],
+		message: Message,
 	) -> Result<()> {
-		let parent = find_spatial_parent(&calling_client, deserialize(data)?)?;
+		let parent = find_spatial_parent(&calling_client, deserialize(message.as_ref())?)?;
 		node.spatial.get().unwrap().set_spatial_parent(Some(parent))
 	}
 	pub fn set_spatial_parent_in_place_flex(
 		node: &Node,
 		calling_client: Arc<Client>,
-		data: &[u8],
+		message: Message,
 	) -> Result<()> {
-		let parent = find_spatial_parent(&calling_client, deserialize(data)?)?;
+		let parent = find_spatial_parent(&calling_client, deserialize(message.as_ref())?)?;
 		node.spatial
 			.get()
 			.unwrap()
 			.set_spatial_parent_in_place(Some(parent))?;
 		Ok(())
 	}
-	pub fn set_zoneable_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	pub fn set_zoneable_flex(
-		let zoneable: bool = deserialize(data)?;
+		node: &Node,
+		_calling_client: Arc<Client>,
+		message: Message,
+	) -> Result<()> {
+		let zoneable: bool = deserialize(message.as_ref())?;
 		let spatial = node.spatial.get().unwrap();
 		if zoneable {
 			ZONEABLE_REGISTRY.add_raw(spatial);
@@ -344,9 +353,9 @@ impl Spatial {
 	pub fn field_distance_flex(
 		node: &Node,
 		calling_client: Arc<Client>,
-		data: &[u8],
+		message: Message,
-	) -> Result<Vec<u8>> {
+	) -> Result<Message> {
-		let (point, fields): (Vector3<f32>, Vec<Option<&str>>) = deserialize(data)?;
+		let (point, fields): (Vector3<f32>, Vec<Option<&str>>) = deserialize(message.as_ref())?;
 		let spatial = node.spatial.get().unwrap();
 
 		let output = fields
@@ -362,14 +371,14 @@ impl Spatial {
 			.map(|f| f.map(|f| f.distance(spatial, point.into())))
 			.collect::<Vec<Option<f32>>>();
 
-		Ok(serialize(output)?)
+		Ok(serialize(output)?.into())
 	}
 	pub fn field_normal_flex(
 		node: &Node,
 		calling_client: Arc<Client>,
-		data: &[u8],
+		message: Message,
-	) -> Result<Vec<u8>> {
+	) -> Result<Message> {
-		let (point, fields): (Vector3<f32>, Vec<Option<&str>>) = deserialize(data)?;
+		let (point, fields): (Vector3<f32>, Vec<Option<&str>>) = deserialize(message.as_ref())?;
 		let spatial = node.spatial.get().unwrap();
 
 		let output = fields
@@ -385,14 +394,14 @@ impl Spatial {
 			.map(|f| f.map(|f| Vector3::from(f.normal(spatial, point.into(), 0.001))))
 			.collect::<Vec<_>>();
 
-		Ok(serialize(output)?)
+		Ok(serialize(output)?.into())
 	}
 	pub fn field_closest_point_flex(
 		node: &Node,
 		calling_client: Arc<Client>,
-		data: &[u8],
+		message: Message,
-	) -> Result<Vec<u8>> {
+	) -> Result<Message> {
-		let (point, fields): (Vector3<f32>, Vec<Option<&str>>) = deserialize(data)?;
+		let (point, fields): (Vector3<f32>, Vec<Option<&str>>) = deserialize(message.as_ref())?;
 		let spatial = node.spatial.get().unwrap();
 
 		let output = fields
@@ -408,7 +417,7 @@ impl Spatial {
 			.map(|f| f.map(|f| Vector3::from(f.closest_point(spatial, point.into(), 0.001))))
 			.collect::<Vec<_>>();
 
-		Ok(serialize(output)?)
+		Ok(serialize(output)?.into())
 	}
 
 	#[instrument]
@@ -490,7 +499,11 @@ pub fn create_interface(client: &Arc<Client>) -> Result<()> {
 	node.add_to_scenegraph().map(|_| ())
 }
 
-pub fn create_spatial_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+pub fn create_spatial_flex(
+	_node: &Node,
+	calling_client: Arc<Client>,
+	message: Message,
+) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreateSpatialInfo<'a> {
 		name: &'a str,
@@ -498,7 +511,7 @@ pub fn create_spatial_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8
 		transform: Transform,
 		zoneable: bool,
 	}
-	let info: CreateSpatialInfo = deserialize(data)?;
+	let info: CreateSpatialInfo = deserialize(message.as_ref())?;
 	let node = Node::create(&calling_client, "/spatial/spatial", info.name, true);
 	let parent = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, true);

src/nodes/spatial/zone.rs

@@ -5,7 +5,7 @@ use crate::{
 		alias::{Alias, AliasInfo},
 		fields::{find_field, Field},
 		spatial::{find_spatial_parent, parse_transform},
-		Node,
+		Message, Node,
 	},
 };
 use color_eyre::eyre::Result;
@@ -31,17 +31,19 @@ pub fn capture(spatial: &Arc<Spatial>, zone: &Arc<Zone>) {
 		*spatial.old_parent.lock() = spatial.get_parent();
 		*spatial.zone.lock() = Arc::downgrade(zone);
 		zone.captured.add_raw(spatial);
-		let node = zone.spatial.node.upgrade().unwrap();
+		let Some(node) = zone.spatial.node.upgrade() else {return};
-		let _ = node.send_remote_signal("capture", &serialize(&spatial.uid).unwrap());
+		let Ok(message) = serialize(&spatial.uid) else {return};
+		let _ = node.send_remote_signal("capture", message);
 	}
 }
 pub fn release(spatial: &Spatial) {
 	let _ = spatial.set_spatial_parent_in_place(spatial.old_parent.lock().take());
 	let mut spatial_zone = spatial.zone.lock();
 	if let Some(spatial_zone) = spatial_zone.upgrade() {
-		let node = spatial_zone.spatial.node.upgrade().unwrap();
+		let Some(node) = spatial_zone.spatial.node.upgrade() else {return};
 		spatial_zone.captured.remove(spatial);
-		let _ = node.send_remote_signal("release", &serialize(&spatial.uid).unwrap());
+		let Ok(message) = serialize(&spatial.uid) else {return};
+		let _ = node.send_remote_signal("release", message);
 	}
 	*spatial_zone = Weak::new();
 }
@@ -66,20 +68,20 @@ impl Zone {
 		let _ = node.zone.set(zone.clone());
 		zone
 	}
-	fn capture_flex(node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	fn capture_flex(node: &Node, calling_client: Arc<Client>, message: Message) -> Result<()> {
 		let zone = node.zone.get().unwrap();
-		let capture_path: &str = deserialize(data)?;
+		let capture_path: &str = deserialize(message.as_ref())?;
 		let spatial = find_spatial(&calling_client, "Spatial", capture_path)?;
 		capture(&spatial, zone);
 		Ok(())
 	}
-	fn release_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	fn release_flex(_node: &Node, calling_client: Arc<Client>, message: Message) -> Result<()> {
-		let capture_path: &str = deserialize(data)?;
+		let capture_path: &str = deserialize(message.as_ref())?;
 		let spatial = find_spatial(&calling_client, "Spatial", capture_path)?;
 		release(&spatial);
 		Ok(())
 	}
-	fn update(node: &Node, _calling_client: Arc<Client>, _data: &[u8]) -> Result<()> {
+	fn update(node: &Node, _calling_client: Arc<Client>, _message: Message) -> Result<()> {
 		let zone = node.zone.get().unwrap();
 		let Some(field) = zone.field.upgrade() else { return Err(color_eyre::eyre::eyre!("Zone's field has been destroyed")) };
 		let Some((zone_client, zone_node)) = zone
@@ -129,10 +131,10 @@ impl Zone {
 			.collect::<FxHashMap<String, Arc<Node>>>();
 
 		for entered_uid in zoneables.keys().filter(|k| !old_zoneables.contains_key(*k)) {
-			node.send_remote_signal("enter", &serialize(entered_uid)?)?;
+			node.send_remote_signal("enter", serialize(entered_uid)?)?;
 		}
 		for left_uid in old_zoneables.keys().filter(|k| !zoneables.contains_key(*k)) {
-			node.send_remote_signal("leave", &serialize(left_uid)?)?;
+			node.send_remote_signal("leave", serialize(left_uid)?)?;
 		}
 
 		*old_zoneables = zoneables;
@@ -148,7 +150,7 @@ impl Drop for Zone {
 	}
 }
 
-pub fn create_zone_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+pub fn create_zone_flex(_node: &Node, calling_client: Arc<Client>, message: Message) -> Result<()> {
 	#[derive(Deserialize)]
 	struct CreateZoneInfo<'a> {
 		name: &'a str,
@@ -156,7 +158,7 @@ pub fn create_zone_flex(_node: &Node, calling_client: Arc<Client>, data: &[u8])
 		transform: Transform,
 		field_path: &'a str,
 	}
-	let info: CreateZoneInfo = deserialize(data)?;
+	let info: CreateZoneInfo = deserialize(message.as_ref())?;
 	let parent = find_spatial_parent(&calling_client, info.parent_path)?;
 	let transform = parse_transform(info.transform, true, true, false);
 	let field = find_field(&calling_client, info.field_path)?;

src/nodes/startup.rs

@@ -5,7 +5,7 @@ use crate::{core::client::Client, wayland::WAYLAND_DISPLAY, STARDUST_INSTANCE};
 use super::{
 	items::{ItemAcceptor, TypeInfo},
 	spatial::find_spatial,
-	Node,
+	Message, Node,
 };
 use color_eyre::eyre::Result;
 use glam::Mat4;
@@ -33,8 +33,12 @@ impl StartupSettings {
 			.set(Mutex::new(StartupSettings::default()));
 	}
 
-	fn set_root_flex(node: &Node, calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
+	fn set_root_flex(node: &Node, calling_client: Arc<Client>, message: Message) -> Result<()> {
-		let spatial = find_spatial(&calling_client, "Root spatial", deserialize(data)?)?;
+		let spatial = find_spatial(
+			&calling_client,
+			"Root spatial",
+			deserialize(message.as_ref())?,
+		)?;
 		node.startup_settings.get().unwrap().lock().transform = spatial.global_transform();
 
 		Ok(())
@@ -43,9 +47,10 @@ impl StartupSettings {
 	fn add_automatic_acceptor_flex(
 		node: &Node,
 		calling_client: Arc<Client>,
-		data: &[u8],
+		message: Message,
 	) -> Result<()> {
-		let acceptor_node = calling_client.get_node("Item acceptor", deserialize(data)?)?;
+		let acceptor_node =
+			calling_client.get_node("Item acceptor", deserialize(message.as_ref())?)?;
 		let acceptor =
 			acceptor_node.get_aspect("Item acceptor", "item acceptor", |n| &n.item_acceptor)?;
 		let mut startup_settings = node.startup_settings.get().unwrap().lock();
@@ -59,14 +64,14 @@ impl StartupSettings {
 	fn generate_startup_token_flex(
 		node: &Node,
 		_calling_client: Arc<Client>,
-		_data: &[u8],
+		_message: Message,
-	) -> Result<Vec<u8>> {
+	) -> Result<Message> {
 		let id = nanoid::nanoid!();
 		let data = serialize(&id)?;
 		STARTUP_SETTINGS
 			.lock()
 			.insert(id, node.startup_settings.get().unwrap().lock().clone());
-		Ok(data)
+		Ok(data.into())
 	}
 }
 impl Debug for StartupSettings {
@@ -98,12 +103,12 @@ pub fn create_interface(client: &Arc<Client>) -> Result<()> {
 pub fn create_startup_settings_flex(
 	_node: &Node,
 	calling_client: Arc<Client>,
-	data: &[u8],
+	message: Message,
 ) -> Result<()> {
 	let node = Node::create(
 		&calling_client,
 		"/startup/settings",
-		deserialize(data)?,
+		deserialize(message.as_ref())?,
 		true,
 	)
 	.add_to_scenegraph()?;
@@ -130,8 +135,8 @@ macro_rules! var_env_insert {
 pub fn get_connection_environment_flex(
 	_node: &Node,
 	_calling_client: Arc<Client>,
-	_data: &[u8],
+	_message: Message,
-) -> Result<Vec<u8>> {
+) -> Result<Message> {
 	let mut env: FxHashMap<String, String> = FxHashMap::default();
 	var_env_insert!(env, STARDUST_INSTANCE);
 	#[cfg(feature = "wayland")]
@@ -146,5 +151,5 @@ pub fn get_connection_environment_flex(
 		env.insert("SDL_VIDEODRIVER".to_string(), "wayland".to_string());
 	}
 
-	Ok(serialize(env)?)
+	Ok(serialize(env)?.into())
 }

src/wayland/xdg_shell.rs

@@ -7,7 +7,7 @@ use super::{
 use crate::nodes::{
 	drawable::model::ModelPart,
 	items::panel::{Backend, PanelItem, RecommendedState, SurfaceID},
-	Node,
+	Message, Node,
 };
 use color_eyre::eyre::{eyre, Result};
 use mint::Vector2;
@@ -780,14 +780,15 @@ impl XDGBackend {
 		self.popups.lock().insert(uid.clone(), popup.downgrade());
 
 		let Some(node) = panel_item.node() else {return};
-		let _ = node.send_remote_signal("new_popup", &serialize(&(&uid, data)).unwrap());
+		let Ok(message) = serialize(&(&uid, data)) else {return};
+		let _ = node.send_remote_signal("new_popup", message);
 	}
 	pub fn reposition_popup(&self, panel_item: &PanelItem<XDGBackend>, popup_state: &PopupData) {
 		let Some(node) = panel_item.node() else {return};
 
 		let _ = node.send_remote_signal(
 			"reposition_popup",
-			&serialize(popup_state.positioner_data().unwrap()).unwrap(),
+			serialize(popup_state.positioner_data().unwrap()).unwrap(),
 		);
 	}
 	pub fn drop_popup(&self, panel_item: &PanelItem<XDGBackend>, uid: &str) {
@@ -803,7 +804,8 @@ impl XDGBackend {
 		}
 
 		let Some(node) = panel_item.node() else {return};
-		let _ = node.send_remote_signal("drop_popup", &serialize(uid).unwrap());
+		let Ok(message) = serialize(uid) else {return};
+		let _ = node.send_remote_signal("drop_popup", message);
 	}
 
 	fn popups_data(&self) -> Vec<PopupData> {
@@ -829,7 +831,7 @@ impl XDGBackend {
 	}
 }
 impl Backend for XDGBackend {
-	fn serialize_start_data(&self, id: &str) -> Result<Vec<u8>> {
+	fn serialize_start_data(&self, id: &str) -> Result<Message> {
 		let toplevel_state = self
 			.toplevel()
 			.map(|t| ToplevelData::get(&t).lock().clone());
@@ -837,7 +839,7 @@ impl Backend for XDGBackend {
 		let pointer_grab = self.pointer_grab.lock().clone();
 		let keyboard_grab = self.keyboard_grab.lock().clone();
 
-		serialize((
+		Ok(serialize((
 			id,
 			(
 				self.cursor.borrow().as_ref().and_then(|c| c.cursor_data()),
@@ -846,16 +848,16 @@ impl Backend for XDGBackend {
 				pointer_grab,
 				keyboard_grab,
 			),
-		))
+		))?
-		.map_err(|e| e.into())
+		.into())
 	}
-	fn serialize_toplevel(&self) -> Result<Vec<u8>> {
+	fn serialize_toplevel(&self) -> Result<Message> {
 		let toplevel = self
 			.toplevel()
 			.ok_or_else(|| eyre!("Toplevel does not exist"))?;
 		let state = ToplevelData::get(&toplevel);
 		let data = serialize(&state.lock().clone())?;
-		Ok(data)
+		Ok(data.into())
 	}
 
 	fn set_toplevel_capabilities(&self, capabilities: Vec<u8>) {

src/wayland/xwayland.rs

@@ -7,6 +7,7 @@ use crate::{
 	nodes::{
 		drawable::model::ModelPart,
 		items::panel::{Backend, PanelItem, RecommendedState, SurfaceID},
+		Message,
 	},
 	wayland::surface::CoreSurface,
 };
@@ -279,7 +280,7 @@ impl X11Backend {
 	// }
 }
 impl Backend for X11Backend {
-	fn serialize_start_data(&self, id: &str) -> Result<Vec<u8>> {
+	fn serialize_start_data(&self, id: &str) -> Result<Message> {
 		let size = (
 			self.toplevel.geometry().size.w as u32,
 			self.toplevel.geometry().size.h as u32,
@@ -304,9 +305,9 @@ impl Backend for X11Backend {
 			None::<SurfaceID>,
 			None::<SurfaceID>,
 		);
-		serialize((id, info)).map_err(|e| e.into())
+		Ok(serialize((id, info))?.into())
 	}
-	fn serialize_toplevel(&self) -> Result<Vec<u8>> {
+	fn serialize_toplevel(&self) -> Result<Message> {
 		let toplevel_state = (
 			None::<String>,
 			self.toplevel.title(),
@@ -319,7 +320,7 @@ impl Backend for X11Backend {
 			self.toplevel.max_size().map(|s| (s.w, s.w)),
 		);
 		let data = serialize(&toplevel_state)?;
-		Ok(data)
+		Ok(data.into())
 	}
 
 	fn set_toplevel_capabilities(&self, _capabilities: Vec<u8>) {}