From 2de7020ce8fdeb12ae2b515e34be757d0ade48a8 Mon Sep 17 00:00:00 2001 From: Himadri Bhattacharjee <107522312+lavafroth@users.noreply.github.com> Date: Fri, 9 Jan 2026 20:44:12 +0530 Subject: [PATCH] init: initial keypress send license --- .envrc | 1 + .gitignore | 2 ++ Cargo.lock | 97 +++++++++++++++++++++++++++++++++++++++++++++++++++++ Cargo.toml | 7 ++++ LICENSE | 21 ++++++++++++ flake.lock | 25 ++++++++++++++ flake.nix | 32 ++++++++++++++++++ src/main.rs | 46 +++++++++++++++++++++++++ 8 files changed, 231 insertions(+) create mode 100644 .envrc create mode 100644 .gitignore create mode 100644 Cargo.lock create mode 100644 Cargo.toml create mode 100644 LICENSE create mode 100644 flake.lock create mode 100644 flake.nix create mode 100644 src/main.rs diff --git a/.envrc b/.envrc new file mode 100644 index 0000000..3550a30 --- /dev/null +++ b/.envrc @@ -0,0 +1 @@ +use flake diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..2d5df85 --- /dev/null +++ b/.gitignore @@ -0,0 +1,2 @@ +/target +.direnv diff --git a/Cargo.lock b/Cargo.lock new file mode 100644 index 0000000..e3d7623 --- /dev/null +++ b/Cargo.lock @@ -0,0 +1,97 @@ +# This file is automatically @generated by Cargo. +# It is not intended for manual editing. +version = 4 + +[[package]] +name = "bitflags" +version = "2.10.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "812e12b5285cc515a9c72a5c1d3b6d46a19dac5acfef5265968c166106e31dd3" + +[[package]] +name = "bitvec" +version = "1.0.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "1bc2832c24239b0141d5674bb9174f9d68a8b5b3f2753311927c172ca46f7e9c" +dependencies = [ + "funty", + "radium", + "tap", + "wyz", +] + +[[package]] +name = "cfg-if" +version = "1.0.4" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801" + +[[package]] +name = "cfg_aliases" +version = "0.2.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "613afe47fcd5fac7ccf1db93babcb082c5994d996f20b8b159f2ad1658eb5724" + +[[package]] +name = "evdev" +version = "0.13.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "25b686663ba7f08d92880ff6ba22170f1df4e83629341cba34cf82cd65ebea99" +dependencies = [ + "bitvec", + "cfg-if", + "libc", + "nix", +] + +[[package]] +name = "funty" +version = "2.0.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "e6d5a32815ae3f33302d95fdcb2ce17862f8c65363dcfd29360480ba1001fc9c" + +[[package]] +name = "kwargs" +version = "0.1.0" +dependencies = [ + "evdev", +] + +[[package]] +name = "libc" +version = "0.2.180" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "bcc35a38544a891a5f7c865aca548a982ccb3b8650a5b06d0fd33a10283c56fc" + +[[package]] +name = "nix" +version = "0.29.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "71e2746dc3a24dd78b3cfcb7be93368c6de9963d30f43a6a73998a9cf4b17b46" +dependencies = [ + "bitflags", + "cfg-if", + "cfg_aliases", + "libc", +] + +[[package]] +name = "radium" +version = "0.7.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "dc33ff2d4973d518d823d61aa239014831e521c75da58e3df4840d3f47749d09" + +[[package]] +name = "tap" +version = "1.0.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "55937e1799185b12863d447f42597ed69d9928686b8d88a1df17376a097d8369" + +[[package]] +name = "wyz" +version = "0.5.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "05f360fc0b24296329c78fda852a1e9ae82de9cf7b27dae4b7f62f118f77b9ed" +dependencies = [ + "tap", +] diff --git a/Cargo.toml b/Cargo.toml new file mode 100644 index 0000000..e32320e --- /dev/null +++ b/Cargo.toml @@ -0,0 +1,7 @@ +[package] +name = "lollipop" +version = "0.1.0" +edition = "2024" + +[dependencies] +evdev = "0.13.2" diff --git a/LICENSE b/LICENSE new file mode 100644 index 0000000..cab63db --- /dev/null +++ b/LICENSE @@ -0,0 +1,21 @@ +MIT License + +Copyright (c) 2026 Himadri Bhattacharjee + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/flake.lock b/flake.lock new file mode 100644 index 0000000..244dde4 --- /dev/null +++ b/flake.lock @@ -0,0 +1,25 @@ +{ + "nodes": { + "nixpkgs": { + "locked": { + "lastModified": 1767364772, + "narHash": "sha256-fFUnEYMla8b7UKjijLnMe+oVFOz6HjijGGNS1l7dYaQ=", + "owner": "NixOS", + "repo": "nixpkgs", + "rev": "16c7794d0a28b5a37904d55bcca36003b9109aaa", + "type": "github" + }, + "original": { + "id": "nixpkgs", + "type": "indirect" + } + }, + "root": { + "inputs": { + "nixpkgs": "nixpkgs" + } + } + }, + "root": "root", + "version": 7 +} diff --git a/flake.nix b/flake.nix new file mode 100644 index 0000000..7b8682a --- /dev/null +++ b/flake.nix @@ -0,0 +1,32 @@ +{ + description = "flake for github:lavafroth/shush"; + + outputs = + { + nixpkgs, + ... + }: + let + forAllSystems = + f: + nixpkgs.lib.genAttrs nixpkgs.lib.systems.flakeExposed (system: f nixpkgs.legacyPackages.${system}); + in + { + + devShells = forAllSystems (pkgs: { + + default = pkgs.mkShell { + buildInputs = with pkgs; [ + stdenv.cc.cc.lib + ]; + LD_LIBRARY_PATH = with pkgs; lib.makeLibraryPath [ + wayland-protocols + wayland + libxkbcommon + libGL + ]; + }; + + }); + }; +} diff --git a/src/main.rs b/src/main.rs new file mode 100644 index 0000000..3861688 --- /dev/null +++ b/src/main.rs @@ -0,0 +1,46 @@ +use evdev::uinput::VirtualDevice; +use evdev::{AttributeSet, EventType, InputEvent, KeyCode, KeyEvent}; +use std::thread::sleep; +use std::time::Duration; + +pub enum KeyState { + Latched(), + Locked, + None, +} + +fn main() -> std::io::Result<()> { + let mut keys = AttributeSet::::default(); + keys.insert(KeyCode::KEY_A); + + let mut device = VirtualDevice::builder()? + .name("lollipop") + .with_keys(&keys)? + .build()?; + + for path in device.enumerate_dev_nodes_blocking()? { + let path = path?; + println!("Available as {}", path.display()); + } + + sleep(Duration::from_secs(2)); + + let code = KeyCode::KEY_A.code(); + + loop { + // this guarantees a key event + let down_event = *KeyEvent::new(KeyCode(code), 1); + device.emit(&[down_event]).unwrap(); + println!("Pressed."); + sleep(Duration::from_secs(2)); + + // alternativeley we can create a InputEvent, which will be any variant of InputEvent + // depending on the type_ value + let up_event = InputEvent::new(EventType::KEY.0, code, 0); + device.emit(&[up_event]).unwrap(); + println!("Released."); + sleep(Duration::from_secs(2)); + } + + Ok(()) +}