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
+    }
+}

src/ifs/wl_drm/types.rs

@@ -0,0 +1,223 @@
+use std::ffi::CString;
+use crate::client::{ClientError, EventFormatter, RequestParser};
+use crate::ifs::wl_buffer::WlBufferId;
+use crate::object::Object;
+use crate::utils::buffd::{MsgFormatter, MsgParser, MsgParserError};
+use std::fmt::{Debug, Formatter};
+use std::rc::Rc;
+use thiserror::Error;
+use crate::ifs::wl_drm::{AUTHENTICATED, CAPABILITIES, DEVICE, FORMAT, WlDrmObj};
+
+#[derive(Debug, Error)]
+pub enum WlDrmError {
+    #[error("Could not process a `authenticate` request")]
+    AuthenticateError(#[from] AuthenticateError),
+    #[error("Could not process a `create_buffer` request")]
+    CreateBufferError(#[from] CreateBufferError),
+    #[error("Could not process a `create_planar_buffer` request")]
+    CreatePlanarBufferError(#[from] CreatePlanarBufferError),
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+}
+efrom!(WlDrmError, ClientError, ClientError);
+
+#[derive(Debug, Error)]
+pub enum AuthenticateError {
+    #[error("Parsing failed")]
+    ParseError(#[source] Box<MsgParserError>),
+}
+efrom!(AuthenticateError, ParseError, MsgParserError);
+
+#[derive(Debug, Error)]
+pub enum CreateBufferError {
+    #[error("Parsing failed")]
+    ParseError(#[source] Box<MsgParserError>),
+    #[error("This api is not supported")]
+    Unsupported,
+}
+efrom!(CreateBufferError, ParseError, MsgParserError);
+
+#[derive(Debug, Error)]
+pub enum CreatePlanarBufferError {
+    #[error("Parsing failed")]
+    ParseError(#[source] Box<MsgParserError>),
+    #[error("This api is not supported")]
+    Unsupported,
+}
+efrom!(CreatePlanarBufferError, ParseError, MsgParserError);
+
+pub(super) struct Authenticate {
+    id: u32,
+}
+impl RequestParser<'_> for Authenticate {
+    fn parse(parser: &mut MsgParser<'_, '_>) -> Result<Self, MsgParserError> {
+        Ok(Self { id: parser.uint()? })
+    }
+}
+impl Debug for Authenticate {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        write!(f, "authenticate(id: {})", self.id)
+    }
+}
+
+pub(super) struct CreateBuffer {
+    pub id: WlBufferId,
+    pub name: u32,
+    pub width: i32,
+    pub height: i32,
+    pub stride: u32,
+    pub format: u32,
+}
+impl RequestParser<'_> for CreateBuffer {
+    fn parse(parser: &mut MsgParser<'_, '_>) -> Result<Self, MsgParserError> {
+        Ok(Self {
+            id: parser.object()?,
+            name: parser.uint()?,
+            width: parser.int()?,
+            height: parser.int()?,
+            stride: parser.uint()?,
+            format: parser.uint()?,
+        })
+    }
+}
+impl Debug for CreateBuffer {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        write!(
+            f,
+            "create_buffer(id: {}, name: {}, width: {}, height: {}, stride: {}, format: {})",
+            self.id, self.name, self.width, self.height, self.stride, self.format,
+        )
+    }
+}
+
+pub(super) struct CreatePlanarBuffer {
+    id: WlBufferId,
+    name: u32,
+    width: i32,
+    height: i32,
+    format: u32,
+    offset0: i32,
+    stride0: i32,
+    offset1: i32,
+    stride1: i32,
+    offset2: i32,
+    stride2: i32,
+}
+impl RequestParser<'_> for CreatePlanarBuffer {
+    fn parse(parser: &mut MsgParser<'_, '_>) -> Result<Self, MsgParserError> {
+        Ok(Self {
+            id: parser.object()?,
+            name: parser.uint()?,
+            width: parser.int()?,
+            height: parser.int()?,
+            format: parser.uint()?,
+            offset0: parser.int()?,
+            stride0: parser.int()?,
+            offset1: parser.int()?,
+            stride1: parser.int()?,
+            offset2: parser.int()?,
+            stride2: parser.int()?,
+        })
+    }
+}
+impl Debug for CreatePlanarBuffer {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        write!(f, "create_params(id: {}, name: {}, width: {}, height: {}, format: {}, offset0: {}, stride0: {}, offset1: {}, stride1: {}, offset2: {}, stride2: {})",
+               self.id,
+               self.name,
+               self.width,
+               self.height,
+               self.format,
+               self.offset0,
+               self.stride0,
+               self.offset1,
+               self.stride1,
+               self.offset2,
+               self.stride2,
+        )
+    }
+}
+
+pub(super) struct Device {
+    pub obj: Rc<WlDrmObj>,
+    pub name: Rc<CString>,
+}
+impl EventFormatter for Device {
+    fn format(self: Box<Self>, fmt: &mut MsgFormatter<'_>) {
+        fmt.header(self.obj.id, DEVICE).string(self.name.as_bytes());
+    }
+    fn obj(&self) -> &dyn Object {
+        &*self.obj
+    }
+}
+impl Debug for Device {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        write!(f, "device(name: {:?})", self.name)
+    }
+}
+
+pub(super) struct Format {
+    pub obj: Rc<WlDrmObj>,
+    pub format: u32,
+}
+impl EventFormatter for Format {
+    fn format(self: Box<Self>, fmt: &mut MsgFormatter<'_>) {
+        fmt.header(self.obj.id, FORMAT)
+            .uint(self.format);
+    }
+    fn obj(&self) -> &dyn Object {
+        &*self.obj
+    }
+}
+impl Debug for Format {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        write!(
+            f,
+            "format(format: {})",
+            self.format,
+        )
+    }
+}
+
+pub(super) struct Authenticated {
+    pub obj: Rc<WlDrmObj>,
+}
+impl EventFormatter for Authenticated {
+    fn format(self: Box<Self>, fmt: &mut MsgFormatter<'_>) {
+        fmt.header(self.obj.id, AUTHENTICATED);
+    }
+    fn obj(&self) -> &dyn Object {
+        &*self.obj
+    }
+}
+impl Debug for Authenticated {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        write!(
+            f,
+            "authenticated()",
+        )
+    }
+}
+
+pub(super) struct Capabilities {
+    pub obj: Rc<WlDrmObj>,
+    pub value: u32,
+}
+impl EventFormatter for Capabilities {
+    fn format(self: Box<Self>, fmt: &mut MsgFormatter<'_>) {
+        fmt.header(self.obj.id, CAPABILITIES)
+            .uint(self.value);
+    }
+    fn obj(&self) -> &dyn Object {
+        &*self.obj
+    }
+}
+impl Debug for Capabilities {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        write!(
+            f,
+            "capabilities(value: {})",
+            self.value,
+        )
+    }
+}