[package]
name = "lumen-host"
description = "lumen Linux streaming host: virtual display, capture, encode, input injection"
version.workspace = true
edition.workspace = true
rust-version.workspace = true
license.workspace = true
authors.workspace = true
repository.workspace = true

[dependencies]
lumen-core = { path = "../lumen-core", features = ["quic"] }
# M3 native control plane (the `lumen/1` QUIC handshake; data plane stays native-thread UDP).
quinn = "0.11"
anyhow = "1"
tracing = "0.1"
tracing-subscriber = { version = "0.3", features = ["env-filter"] }
axum = "0.8"
mdns-sd = "0.20"
tokio = { version = "1", features = ["full"] }
rsa = "0.9"
sha2 = { version = "0.10", features = ["oid"] }
aes = "0.8"
aes-gcm = "0.10"
cbc = { version = "0.1", features = ["alloc"] }
rand = "0.8"
hex = "0.4"
rcgen = { version = "0.13", default-features = false, features = ["aws_lc_rs", "pem"] }
x509-parser = "0.16"
axum-server = { version = "0.7", features = ["tls-rustls"] }
rustls = "0.23"
rustls-pemfile = "2"
rusty_enet = "0.4"

[target.'cfg(target_os = "linux")'.dependencies]
# `screencast` gates the ScreenCast portal module; `remote_desktop` adds the RemoteDesktop
# portal we use for libei input on KWin/GNOME; `tokio` is the default runtime.
# `open_pipe_wire_remote` is unconditional, so ashpd's own `pipewire` feature is not
# needed — we drive PipeWire with the `pipewire` crate below.
ashpd = { version = "0.13", features = ["screencast", "remote_desktop"] }
ffmpeg-next = "8"
libc = "0.2"
# Must match the pipewire crate ashpd 0.13 links (libspa/pipewire-sys `links` key is
# unique per build), i.e. 0.9 — NOT the 0.10 the setup doc mentions.
pipewire = "0.9"
# ashpd 0.13 uses the tokio runtime; a current-thread runtime drives the one-time
# portal handshake (control plane — never the per-frame path).
tokio = { version = "1", features = ["rt", "rt-multi-thread", "net", "time"] }
# Input injection into headless Sway via the wlroots virtual-input Wayland protocols
# (uinput won't reach a compositor running with WLR_LIBINPUT_NO_DEVICES=1).
wayland-client = "0.31"
wayland-protocols-wlr = { version = "0.3", features = ["client"] }
wayland-protocols-misc = { version = "0.3", features = ["client"] }
# Codegen for KDE's `zkde_screencast_unstable_v1` (vendored in `protocols/`): create a KWin
# virtual output sized to the client's resolution and get its PipeWire node (KRdp's path).
# `wayland-backend` is referenced by the generated interface tables.
wayland-scanner = "0.31"
wayland-backend = "0.3"
# Parse `pw-dump` JSON to find gamescope's PipeWire node (gamescope backend).
serde_json = "1"
# Builds/validates the xkb keymap uploaded to the virtual keyboard + tracks modifier state.
xkbcommon = "0.8"
# Opus encode for the GameStream audio stream (links system libopus).
opus = "0.3"
# libei (EI sender) for the portable input path on KWin/GNOME (RemoteDesktop portal).
# The `tokio` feature wires reis's event stream into tokio's reactor.
reis = { version = "0.6.1", features = ["tokio"] }
# `StreamExt::next` on reis's tokio event stream in the libei worker loop.
futures-util = "0.3"
# Zero-copy capture (plan §9): EGL imports the PipeWire dmabuf, CUDA maps it, NVENC encodes
# it with no CPU roundtrip. `khronos-egl` (dynamic = load the NVIDIA libEGL at runtime) gives
# eglCreateImage + the dma_buf import; the CUDA driver API (EGL interop) and libgbm are linked
# via hand-rolled FFI in `src/zerocopy/` (no Rust crate exposes the EGL-interop driver calls).
khronos-egl = { version = "6", features = ["dynamic"] }
# Vulkan bridge for LINEAR dmabufs (gamescope): import via VK_EXT_external_memory_dma_buf,
# GPU-copy into an exportable allocation, export OPAQUE_FD → cuImportExternalMemory (the
# officially-supported CUDA pairing; raw dmabuf fds are rejected by the desktop driver).
ash = "0.38"