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148 lines
6.9 KiB
TOML
148 lines
6.9 KiB
TOML
[package]
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name = "platform-linux"
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version.workspace = true
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edition.workspace = true
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[dependencies]
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tokio = { workspace = true }
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serde = { workspace = true }
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serde_json = { workspace = true }
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anyhow = { workspace = true }
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thiserror = { workspace = true }
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tracing = { workspace = true }
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async-trait = "0.1"
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cua-driver-core = { path = "../cua-driver-core" }
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cursor-overlay = { path = "../cursor-overlay" }
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pip-preview = { path = "../pip-preview" }
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# tiny-skia for cursor rendering (shared cross-platform)
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tiny-skia = { version = "0.11", default-features = false, features = ["std"] }
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[target.'cfg(target_os = "linux")'.dependencies]
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# X11 background input + window enumeration
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x11rb = { version = "0.13", features = ["xinput", "randr", "xfixes", "composite", "shape", "xtest"] }
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x11 = { version = "2.21", features = ["xlib", "xinput", "xtest"] }
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base64 = { workspace = true }
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image = { workspace = true }
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# kill(2) for the kill_app tool — SIGKILL via libc::kill.
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libc = "0.2"
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# Native AT-SPI over D-Bus (pure Rust, via zbus) — replaces the pyatspi
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# subprocess bridge so accessibility input/readback needs no Python or GI
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# typelibs at runtime. `tokio` matches the driver's async runtime; `zbus`
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# re-exports the bus types we need (fdo::DBusProxy for pid resolution).
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atspi = { version = "0.30", features = ["tokio", "zbus"] }
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evdev = "0.12"
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# Math-expression evaluator for parallel_mouse_drag `fn` paths (y = f(x)).
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meval = "0.2"
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# Native Wayland backend (window enumeration via wlr-foreign-toplevel-management;
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# capture/input protocols added as those slices land). Pure-Rust client; used
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# when running under a Wayland compositor with no X11 (no DISPLAY).
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wayland-client = "0.31"
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wayland-backend = "0.3"
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wayland-scanner = "0.31"
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wayland-protocols-wlr = { version = "0.3", features = ["client"] }
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# Wayland staging protocols: ext-foreign-toplevel-list-v1,
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# ext-image-capture-source-v1, ext-image-copy-capture-v1 (per-window
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# screenshot on modern wlroots/GNOME/KDE) and wp-fractional-scale-v1 +
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# wp-viewporter (HiDPI for the layer-shell overlay). The transitive pull
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# from wayland-protocols-wlr does NOT enable `staging`; declaring it here
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# unifies the feature globally.
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wayland-protocols = { version = "0.32", features = ["client", "staging"] }
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# xdg-desktop-portal client: display-screenshot tier
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# (org.freedesktop.portal.Screenshot), per-window ScreenCast
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# (org.freedesktop.portal.ScreenCast), and the libei input session
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# (org.freedesktop.portal.RemoteDesktop.ConnectToEIS). `tokio` shares the
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# driver's async runtime.
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#
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# ashpd's RemoteDesktop feature is pure Rust. Only our ScreenCast frame reader
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# pulls pipewire-rs/libspa, whose headers are newer than Debian bullseye.
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ashpd = { version = "0.13", default-features = false, features = ["tokio", "screenshot"] }
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# zbus is pulled transitively via ashpd + atspi but declared directly so
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# the portal-probe path in wayland::portal_screenshot can talk to the
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# session bus without going through ashpd's higher-level builders.
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zbus = { version = "5", default-features = false, features = ["tokio"] }
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# Parse `file://` URIs returned by org.freedesktop.portal.Screenshot.
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# ashpd re-exports `url` transitively; declared explicitly so ashpd
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# version bumps cannot silently break the resolver.
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url = "2"
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# PipeWire client for the ScreenCast per-window capture path — dequeues
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# frames from the node id returned by `open_pipe_wire_remote`. Pinned to
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# 0.8 (last well-documented release; 0.10 had docs.rs build failures in
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# mid-2026). Needs libpipewire-0.3 headers at build time — gated behind
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# the `portal-capture` feature.
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pipewire = { version = "0.8", optional = true }
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# Companion to pipewire 0.8 — needed to construct the SPA_PARAM_EnumFormat
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# pod (SPA_VIDEO_FORMAT_BGRx at announced width/height) we hand to
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# `Stream::connect`. Same `portal-capture` gating as `pipewire`.
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libspa = { version = "0.8", optional = true }
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# Pure-Rust libei/libeis bindings for the GNOME/KDE input path (handshake
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# → seat → device → pointer_absolute/button/scroll/keyboard/text). API is
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# documented as "incomplete and subject to change" — budget for churn on
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# the next bump. Re-exports `enumflags2` we use for `BitFlags<DeviceType>`.
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reis = { version = "0.7", features = ["tokio"], optional = true }
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# Calloop event loop drives the EIS worker thread — reis's example uses
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# calloop::EventLoop + Generic source to multiplex EIS protocol reads
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# with command-channel polling. reis 0.7 also ships a calloop adapter
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# but we use the plain Generic source for clarity.
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calloop = { version = "0.14", optional = true }
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# Used directly in the ashpd RemoteDesktop call to compose
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# `BitFlags::from(DeviceType::Keyboard) | DeviceType::Pointer`. reis also
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# re-exports this same major version; pinning explicitly prevents
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# duplicate-crate hazards.
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enumflags2 = { version = "0.7", optional = true }
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# Keymap fallback path for libei keyboard input when the EIS server does
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# NOT advertise `ei_text` (libei < 1.6, i.e. older GNOME / KDE Plasma 6.0).
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# Mirrors the reis `type-text.rs` example's keycode reverse-mapping.
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xkbcommon = { version = "0.9", optional = true }
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# Bounded MPSC command/reply channel for the persistent virtual-pointer
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# owner thread. EventQueue<State> is !Send, so the persistent device must
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# live on its own thread; crossbeam gives us a Send sender and synchronous
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# reply channels that preserve the "tool call blocks until compositor
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# roundtripped" contract the X11 path provides.
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crossbeam-channel = "0.5"
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# Resolve `$XDG_STATE_HOME` (with platform fallback) for persisting the
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# ScreenCast and RemoteDesktop `restore_token`s so users see the consent
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# dialog only once per install, not once per process.
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dirs = "5"
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[features]
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default = []
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linux-example = []
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# GNOME/KDE input is pure Rust plus libxkbcommon, which is available in the
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# Debian 11 release container. Ashpd's RemoteDesktop API exposes ScreenCast
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# stream metadata, so its lightweight screencast module is required here too.
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# The PipeWire frame reader remains isolated in portal-capture below.
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portal-input = [
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"ashpd/remote_desktop",
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"ashpd/screencast",
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"dep:reis",
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"dep:calloop",
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"dep:enumflags2",
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"dep:xkbcommon",
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]
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# PipeWire-backed per-window ScreenCast capture keeps its newer system-header
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# requirement and remains enabled by Nix/modern desktop builds.
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portal-capture = [
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"ashpd/screencast",
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"dep:pipewire",
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"dep:libspa",
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]
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# Backward-compatible full desktop feature used by the Nix package.
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portal-libei = ["portal-input", "portal-capture"]
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[dev-dependencies]
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# Used by the `screenshot_cascade` example to surface the
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# `tracing::debug!` lines emitted by each tier of the dispatch as it
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# falls through.
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tracing-subscriber = { workspace = true }
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# Cargo example that exercises the libei input path directly. Lives under
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# the `portal-input` feature gate so a stock `cargo build --examples`
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# doesn't try to compile against the (now-optional) reis/xkbcommon deps.
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[[example]]
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name = "libei_input"
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required-features = ["portal-input"]
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[[example]]
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name = "screenshot_cascade"
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required-features = ["linux-example"]
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