autocommit 2022-01-29 00:49:52 CET

src/ifs/wl_drm/mod.rs

@@ -0,0 +1,145 @@
+use std::ffi::CString;
+use crate::client::{Client, DynEventFormatter};
+use crate::globals::{Global, GlobalName};
+use crate::object::{Interface, Object, ObjectId};
+use crate::utils::buffd::MsgParser;
+use std::rc::Rc;
+pub use types::*;
+
+mod types;
+
+id!(WlDrmId);
+
+const AUTHENTICATE: u32 = 0;
+const CREATE_BUFFER: u32 = 1;
+const CREATE_PLANAR_BUFFER: u32 = 2;
+
+const DEVICE: u32 = 0;
+const FORMAT: u32 = 1;
+const AUTHENTICATED: u32 = 2;
+const CAPABILITIES: u32 = 3;
+
+const PRIME: u32 = 1;
+
+pub struct WlDrmGlobal {
+    name: GlobalName,
+}
+
+impl WlDrmGlobal {
+    pub fn new(name: GlobalName) -> Self {
+        Self { name }
+    }
+
+    fn bind_(
+        self: Rc<Self>,
+        id: WlDrmId,
+        client: &Rc<Client>,
+        version: u32,
+    ) -> Result<(), WlDrmError> {
+        let obj = Rc::new(WlDrmObj {
+            id,
+            client: client.clone(),
+            _version: version,
+        });
+        client.add_client_obj(&obj)?;
+        if let Some(rc) = client.state.render_ctx.get() {
+            client.event(obj.device(&rc.render_node()));
+            client.event(obj.capabilities(PRIME));
+        }
+        Ok(())
+    }
+}
+
+bind!(WlDrmGlobal);
+
+impl Global for WlDrmGlobal {
+    fn name(&self) -> GlobalName {
+        self.name
+    }
+
+    fn singleton(&self) -> bool {
+        true
+    }
+
+    fn interface(&self) -> Interface {
+        Interface::WlDrm
+    }
+
+    fn version(&self) -> u32 {
+        1
+    }
+}
+
+pub struct WlDrmObj {
+    id: WlDrmId,
+    pub client: Rc<Client>,
+    _version: u32,
+}
+
+impl WlDrmObj {
+    fn device(self: &Rc<Self>, device: &Rc<CString>) -> DynEventFormatter {
+        Box::new(Device {
+            obj: self.clone(),
+            name: device.clone(),
+        })
+    }
+
+    fn authenticated(self: &Rc<Self>) -> DynEventFormatter {
+        Box::new(Authenticated {
+            obj: self.clone(),
+        })
+    }
+
+    fn capabilities(self: &Rc<Self>, value: u32) -> DynEventFormatter {
+        Box::new(Capabilities {
+            obj: self.clone(),
+            value,
+        })
+    }
+
+    fn authenticate(self: &Rc<Self>, parser: MsgParser<'_, '_>) -> Result<(), AuthenticateError> {
+        let _req: Authenticate = self.client.parse(&**self, parser)?;
+        self.client.event(self.authenticated());
+        Ok(())
+    }
+
+    fn create_buffer(self: &Rc<Self>, parser: MsgParser<'_, '_>) -> Result<(), CreateBufferError> {
+        let _req: CreateBuffer = self.client.parse(&**self, parser)?;
+        Err(CreateBufferError::Unsupported)
+    }
+
+    fn create_planar_buffer(self: &Rc<Self>, parser: MsgParser<'_, '_>) -> Result<(), CreatePlanarBufferError> {
+        let _req: CreatePlanarBuffer = self.client.parse(&**self, parser)?;
+        Err(CreatePlanarBufferError::Unsupported)
+    }
+
+    fn handle_request_(
+        self: &Rc<Self>,
+        request: u32,
+        parser: MsgParser<'_, '_>,
+    ) -> Result<(), WlDrmError> {
+        match request {
+            AUTHENTICATE => self.authenticate(parser)?,
+            CREATE_BUFFER => self.create_buffer(parser)?,
+            CREATE_PLANAR_BUFFER => self.create_planar_buffer(parser)?,
+            _ => unreachable!(),
+        }
+        Ok(())
+    }
+}
+
+handle_request!(WlDrmObj);
+
+impl Object for WlDrmObj {
+    fn id(&self) -> ObjectId {
+        self.id.into()
+    }
+
+    fn interface(&self) -> Interface {
+        Interface::WlDrm
+    }
+
+    fn num_requests(&self) -> u32 {
+        CREATE_PLANAR_BUFFER + 1
+    }
+}