made stub pc client

common/.gitignore

@@ -0,0 +1 @@
+target

common/Cargo.lock

@@ -0,0 +1,65 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "common"
+version = "0.1.0"
+dependencies = [
+ "serde",
+]
+
+[[package]]
+name = "proc-macro2"
+version = "1.0.92"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "37d3544b3f2748c54e147655edb5025752e2303145b5aefb3c3ea2c78b973bb0"
+dependencies = [
+ "unicode-ident",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.37"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b5b9d34b8991d19d98081b46eacdd8eb58c6f2b201139f7c5f643cc155a633af"
+dependencies = [
+ "proc-macro2",
+]
+
+[[package]]
+name = "serde"
+version = "1.0.215"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6513c1ad0b11a9376da888e3e0baa0077f1aed55c17f50e7b2397136129fb88f"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.215"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ad1e866f866923f252f05c889987993144fb74e722403468a4ebd70c3cd756c0"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "syn"
+version = "2.0.90"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "919d3b74a5dd0ccd15aeb8f93e7006bd9e14c295087c9896a110f490752bcf31"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
+[[package]]
+name = "unicode-ident"
+version = "1.0.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "adb9e6ca4f869e1180728b7950e35922a7fc6397f7b641499e8f3ef06e50dc83"

common/Cargo.toml

@@ -0,0 +1,7 @@
+[package]
+name = "common"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+serde = { version = "1.0.203", default-features = false, features = ["derive"] }

common/src/lib.rs

@@ -0,0 +1,30 @@
+#![no_std]
+use serde::Deserialize;
+use serde::Serialize;
+
+#[derive(Serialize, Deserialize)]
+pub enum Request {
+    RecentBadge,
+    SetRecentBadge(Name),
+    SetVolume(u8),
+}
+
+#[derive(Clone, Copy, Serialize, Deserialize)]
+#[repr(u8)]
+pub enum Name {
+    Andy,
+    Evan,
+    Felix,
+    Phil,
+    Tess,
+    Amaia,
+    Prueky,
+    David,
+    Nathaniel,
+    Thia,
+    Michael,
+    Zoey,
+    Coke,
+    Unknown,
+}
+

outside/Cargo.lock

@@ -126,12 +126,6 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4c7f02d4ea65f2c1853089ffd8d2787bdbc63de2f0d29dedbcf8ccdfa0ccd4cf"
 
-[[package]]
-name = "base64"
-version = "0.13.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
-
 [[package]]
 name = "base64"
 version = "0.21.7"
@@ -250,6 +244,12 @@ dependencies = [
  "inout",
 ]
 
+[[package]]
+name = "cobs"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "67ba02a97a2bd10f4b59b25c7973101c79642302776489e030cd13cdab09ed15"
+
 [[package]]
 name = "codespan-reporting"
 version = "0.11.1"
@@ -261,10 +261,11 @@ dependencies = [
 ]
 
 [[package]]
-name = "const-default"
-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b396d1f76d455557e1218ec8066ae14bba60b4b36ecd55577ba979f5db7ecaa"
+name = "common"
+version = "0.1.0"
+dependencies = [
+ "serde",
+]
 
 [[package]]
 name = "const-oid"
@@ -813,18 +814,6 @@ dependencies = [
  "log",
 ]
 
-[[package]]
-name = "embedded-alloc"
-version = "0.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f2de9133f68db0d4627ad69db767726c99ff8585272716708227008d3f1bddd"
-dependencies = [
- "const-default",
- "critical-section",
- "linked_list_allocator",
- "rlsf",
-]
-
 [[package]]
 name = "embedded-graphics"
 version = "0.7.1"
@@ -1300,6 +1289,7 @@ dependencies = [
  "atomic-polyfill",
  "hash32 0.2.1",
  "rustc_version 0.4.1",
+ "serde",
  "spin",
  "stable_deref_trait",
 ]
@@ -1449,12 +1439,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "linked_list_allocator"
-version = "0.10.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9afa463f5405ee81cdb9cc2baf37e08ec7e4c8209442b5d72c04cfb2cd6e6286"
-
 [[package]]
 name = "litrs"
 version = "0.4.1"
@@ -1579,6 +1563,7 @@ dependencies = [
  "assign-resources",
  "bt-hci",
  "byte-slice-cast 1.2.2",
+ "common",
  "cortex-m",
  "cortex-m-rt",
  "critical-section",
@@ -1597,7 +1582,6 @@ dependencies = [
  "embassy-time",
  "embassy-usb",
  "embassy-usb-logger",
- "embedded-alloc",
  "embedded-graphics",
  "embedded-hal 1.0.0",
  "embedded-hal-async",
@@ -1615,6 +1599,7 @@ dependencies = [
  "pio",
  "pio-proc",
  "portable-atomic",
+ "postcard",
  "rand",
  "reqwless",
  "serde",
@@ -1622,7 +1607,6 @@ dependencies = [
  "smart-leds",
  "st7789",
  "static_cell",
- "talc",
  "usbd-hid",
 ]
 
@@ -1767,6 +1751,17 @@ dependencies = [
  "critical-section",
 ]
 
+[[package]]
+name = "postcard"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "170a2601f67cc9dba8edd8c4870b15f71a6a2dc196daec8c83f72b59dff628a8"
+dependencies = [
+ "cobs",
+ "heapless 0.7.17",
+ "serde",
+]
+
 [[package]]
 name = "ppv-lite86"
 version = "0.2.20"
@@ -1919,7 +1914,7 @@ version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "66584b58c3b0cd8cfea750408a932fe86df79ee05ccc87ee745a8e6be4a1abe0"
 dependencies = [
- "base64 0.21.7",
+ "base64",
  "buffered-io",
  "defmt",
  "embedded-io",
@@ -1943,18 +1938,6 @@ dependencies = [
  "bytemuck",
 ]
 
-[[package]]
-name = "rlsf"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "222fb240c3286247ecdee6fa5341e7cdad0ffdf8e7e401d9937f2d58482a20bf"
-dependencies = [
- "cfg-if",
- "const-default",
- "libc",
- "svgbobdoc",
-]
-
 [[package]]
 name = "rp-pac"
 version = "6.0.0"
@@ -2206,19 +2189,6 @@ version = "2.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "13c2bddecc57b384dee18652358fb23172facb8a2c51ccc10d74c157bdea3292"
 
-[[package]]
-name = "svgbobdoc"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f2c04b93fc15d79b39c63218f15e3fdffaa4c227830686e3b7c5f41244eb3e50"
-dependencies = [
- "base64 0.13.1",
- "proc-macro2",
- "quote",
- "syn 1.0.109",
- "unicode-width",
-]
-
 [[package]]
 name = "syn"
 version = "1.0.109"
@@ -2241,15 +2211,6 @@ dependencies = [
  "unicode-ident",
 ]
 
-[[package]]
-name = "talc"
-version = "4.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3fcad3be1cfe36eb7d716a04791eba36a197da9d9b6ea1e28e64ac569da3701d"
-dependencies = [
- "lock_api",
-]
-
 [[package]]
 name = "term"
 version = "0.7.0"

outside/Cargo.toml

@@ -61,8 +61,8 @@ embedded-sdmmc = "0.7.0"
 bt-hci = { version = "0.1.0", default-features = false, features = ["defmt"] }
 hex = { version = "0.4.3", default-features=false}
 itoa = "1.0.14"
-embedded-alloc = "0.6.0"
-talc = "4.4.2"
+postcard = "1.0.0"
+common = {path = "../common"}
 
 [profile.release]
 debug = 2

outside/src/arraymap.rs

@@ -0,0 +1,58 @@
+/// no_std, no_alloc map
+pub struct ArrayMap<const N: usize, K,V> {
+    keys: [Option<K>; N],
+    values: [Option<V>; N],
+    index: usize,
+}
+
+impl<const N: usize, K, V> ArrayMap<N, K, V> where K: Eq {
+    pub const fn new() -> Self {
+        Self { keys: [const { None };N], values: [const { None };N], index: 0 }
+    }
+
+    pub fn insert(&mut self, key: K, value: V) {
+        match self.keys[..self.index].iter().enumerate()
+            .find(|k| k.1.as_ref().is_some_and(|v| *v == key)) {
+            Some((index, _)) => {
+                self.keys[index] = Some(key);
+                self.values[index] = Some(value);
+            },
+            None => {
+                self.keys[self.index] = Some(key);
+                self.values[self.index] = Some(value);
+                self.index += 1;
+                if self.index > N {
+                    self.index = 0;
+                    log::error!("arraymap is full, overwriting");
+                }
+            },
+        }
+    }
+
+    pub fn get(&self, key: K) -> Option<&V> {
+        match self.keys[..self.index].iter().enumerate()
+            .find(|k| k.1.as_ref().is_some_and(|v| *v == key)) {
+            Some((index, _)) => {
+                self.values[index].as_ref()
+            },
+            None => {
+                None
+            },
+        }
+    }
+}
+
+#[cfg(test)] 
+mod test {
+    use super::ArrayMap;
+
+    fn get() {
+        let mut map: ArrayMap<2, i32, &str> = ArrayMap::new();
+
+        map.insert(3, "fogey");
+        map.insert(4, "bogey");
+
+        assert_eq!(map.get(3), Some(&"fogey"));
+        assert_eq!(map.get(5), None);
+    }
+}

outside/src/auth.rs

@@ -1,6 +1,7 @@
+use crate::music::{MusicCommand, COMMANDS};
+use crate::server::NAMES;
 
-use super::MUSIC;
-
+use common::Name;
 use embassy_net::{IpEndpoint, Ipv4Address};
 use embassy_time::Duration;
 
@@ -13,22 +14,49 @@ use embassy_sync::blocking_mutex::raw::CriticalSectionRawMutex;
 use embassy_sync::channel::Receiver;
 use embedded_io_async::Write;
 use log::*;
-use rand::RngCore;
+
+trait Authorized {
+    /// allowed to open door
+    fn authorized(&self) -> bool;
+    async fn from_badge(badge: u64) -> Self;
+}
+
+impl Authorized for Name {
+    fn authorized(&self) -> bool {
+        match self {
+            Name::Andy => true,
+            Name::Evan => true,
+            Name::Michael => true,
+            _ => false,
+        }
+    }
+    async fn from_badge(badge: u64) -> Self {
+        match badge {
+            badge => {
+                if let Some(name) = NAMES.lock().await.borrow().get(badge) {
+                    *name
+                } else {
+                    Name::Unknown
+                }
+            },
+        }
+    }
+}
 
 #[embassy_executor::task]
-pub(crate) async fn send_badge(channel: Receiver<'static,CriticalSectionRawMutex,u64,1>,stack: embassy_net::Stack<'static>) -> ! {
+pub async fn send_badge(channel: Receiver<'static,CriticalSectionRawMutex,u64,1>,stack: embassy_net::Stack<'static>) -> ! {
     let mut rx_buffer = [0; 4096];
     let mut tx_buffer = [0; 4096];
     loop {
         let card = channel.receive().await;
 
-        let mut rng = RoscRng;
-        let num = (RoscRng::next_u32(&mut rng) % 5) + 1;
-        let name = match card {
-            0x2c55dc3f5 => "evan",
-            0x3161dc3f7 => "andy",
-            _ => "d",
-        };
+        let name = Name::from_badge(card).await;
+        COMMANDS.send(MusicCommand::Introduce(name, name.authorized())).await;
+
+        // this is also checked on the backend (TODO)
+        if !name.authorized() {
+            continue;
+        }
 
         let mut socket = TcpSocket::new(stack, &mut rx_buffer, &mut tx_buffer);
         socket.set_timeout(Some(Duration::from_secs(10)));
@@ -57,8 +85,5 @@ pub(crate) async fn send_badge(channel: Receiver<'static,CriticalSectionRawMutex
 
         socket.close();
         info!("disconnected");
-
-        MUSIC.send(("a",num as u8)).await;
-        MUSIC.send((name,num as u8)).await;
     }
 }

outside/src/lib.rs

@@ -0,0 +1,62 @@
+#![no_std]
+#![no_main]
+#![allow(async_fn_in_trait)]
+
+use core::array;
+use core::borrow::BorrowMut;
+use core::cell::RefCell;
+use core::fmt::Formatter;
+use core::marker::PhantomData;
+use core::mem::MaybeUninit;
+use core::panic::PanicInfo;
+use core::str::from_utf8;
+use core::sync::atomic::{AtomicU8};
+
+use auth::send_badge;
+use bt_hci::cmd::info;
+use critical_section::Mutex;
+use cyw43::JoinOptions;
+use cyw43_pio::PioSpi;
+use embassy_futures::join::join;
+use embassy_futures::yield_now;
+use embassy_rp::interrupt::typelevel::{Handler, Interrupt, IO_IRQ_BANK0};
+use embassy_rp::multicore::{spawn_core1, Stack};
+use embassy_rp::pwm::{self};
+use embassy_rp::uart::{BufferedInterruptHandler};
+use embassy_sync::blocking_mutex::raw::CriticalSectionRawMutex;
+use embassy_sync::channel::{Channel};
+use fixed::FixedU16;
+use log::*;
+//use embassy_rp::i2c::InterruptHandler;
+use embassy_executor::{InterruptExecutor, Spawner};
+use embassy_net::tcp::TcpSocket;
+use embassy_net::{Config, IpEndpoint, Ipv4Address, StackResources};
+use embassy_rp::{bind_interrupts, interrupt};
+use embassy_rp::clocks::RoscRng;
+use embassy_rp::gpio::{AnyPin, Input, InterruptTrigger, Level, Output};
+use embassy_rp::peripherals::{DMA_CH0, PIN_22, PIO0, UART1, USB};
+use embassy_rp::pio::{InterruptHandler, Pio};
+use embassy_rp::usb::Driver;
+use embassy_time::{Timer};
+use embedded_io_async::{Read, ReadReady, Write};
+use music::{music_manager, COMMANDS};
+use rand::RngCore;
+use reqwless::response;
+use scanner::{data_extractor, spawn_poller};
+use server::server_task;
+use static_cell::StaticCell;
+use defmt_rtt as _;
+use wiggle::wiggle_manager;
+pub mod wiggle;
+pub mod music;
+pub mod scanner;
+pub mod auth;
+pub mod arraymap;
+pub mod server;
+
+bind_interrupts!(pub struct Irqs {
+    PIO0_IRQ_0 => InterruptHandler<PIO0>;
+    USBCTRL_IRQ => embassy_rp::usb::InterruptHandler<USB>;
+    UART1_IRQ => BufferedInterruptHandler<UART1>;
+    
+});

outside/src/main.rs

@@ -15,7 +15,7 @@ use core::panic::PanicInfo;
 use core::str::from_utf8;
 use core::sync::atomic::{AtomicU8};
 
-use auth::send_badge;
+use outside::auth::send_badge;
 use bt_hci::cmd::info;
 use critical_section::Mutex;
 use cyw43::JoinOptions;
@@ -42,33 +42,15 @@ use embassy_rp::pio::{InterruptHandler, Pio};
 use embassy_rp::usb::Driver;
 use embassy_time::{Timer};
 use embedded_io_async::{Read, ReadReady, Write};
-use music::music_manager;
+use outside::music::{self, music_manager, COMMANDS};
 use rand::RngCore;
 use reqwless::response;
-use scanner::{data_extractor, spawn_poller};
+use outside::scanner::{data_extractor, spawn_poller, CHANNEL};
+use outside::server::server_task;
 use static_cell::StaticCell;
 use defmt_rtt as _;
-use wiggle::wiggle_manager;
-
-mod wiggle;
-mod music;
-mod scanner;
-mod auth;
-
-bind_interrupts!(struct Irqs {
-    PIO0_IRQ_0 => InterruptHandler<PIO0>;
-    USBCTRL_IRQ => embassy_rp::usb::InterruptHandler<USB>;
-    UART1_IRQ => BufferedInterruptHandler<UART1>;
-    
-});
-
-static READ_CARD: Mutex<RefCell<u64>> =
-    Mutex::new(RefCell::new(0));
-static BIT: AtomicU8 = AtomicU8::new(0);
-
-static CHANNEL: Channel<CriticalSectionRawMutex, u64, 1> = Channel::new();
-static MUSIC: Channel<CriticalSectionRawMutex, (&'static str, u8), 3> = Channel::new();
-static WAGS: AtomicU8 = AtomicU8::new(0);
+use outside::wiggle::wiggle_manager;
+use outside::Irqs;
 
 #[embassy_executor::task]
 async fn logger_task(driver: Driver<'static, USB>) {
@@ -161,6 +143,7 @@ async fn main(spawner: Spawner) {
     spawner.spawn(send_badge(CHANNEL.receiver(),stack)).unwrap();
     spawner.spawn(button_manager(p.PIN_22)).unwrap();
     spawner.spawn(wiggle_manager(p.PWM_SLICE5, p.PIN_26, p.PIN_27)).unwrap();
+    spawner.spawn(server_task(stack)).unwrap();
 
 }
 
@@ -169,7 +152,7 @@ async fn button_manager(pin: PIN_22) -> ! {
     let mut button = Input::new(pin, embassy_rp::gpio::Pull::Up);
     loop {
         button.wait_for_rising_edge().await;
-        MUSIC.send(("d",5)).await;
+        COMMANDS.send(music::MusicCommand::Play("d5")).await; // TODO: record
         Timer::after_millis(800).await;
     }
 }

outside/src/music.rs

@@ -1,11 +1,19 @@
+use common::Name;
+use embassy_rp::clocks::RoscRng;
 use embassy_rp::uart;
+use embassy_sync::blocking_mutex::raw::CriticalSectionRawMutex;
+use embassy_sync::channel::Channel;
 use embassy_time::Timer;
 use embedded_io_async::Read;
 use embedded_io_async::Write;
+use rand::RngCore;
+use serde::Deserialize;
+use serde::Serialize;
 
-use super::WAGS;
+use crate::server::NAMES;
+use crate::wiggle::WAGS;
+use crate::Irqs;
 
-use super::MUSIC;
 
 use embassy_rp::uart::BufferedUart;
 
@@ -13,13 +21,71 @@ use embassy_rp::peripherals::PIN_21;
 
 use embassy_rp::peripherals::PIN_20;
 
-use super::Irqs;
 
 use embassy_rp::peripherals::UART1;
 use log::*;
 
+pub static COMMANDS: Channel<CriticalSectionRawMutex, MusicCommand, 3> = Channel::new();
+
+pub trait Tracks {
+    fn tracks(&self) -> u8;
+    fn prefix(&self) -> &'static str;
+}
+
+impl Tracks for Name {
+    fn tracks(&self) -> u8 {
+        match self {
+            Name::Andy => 7,
+            Name::Evan => 7,
+            Name::Felix => 12,
+            Name::Phil => 6,
+            Name::Tess => 4,
+            Name::Amaia => 5,
+            Name::Prueky => 1,
+            Name::David => 2,
+            Name::Nathaniel => 1,
+            Name::Thia => 7,
+            Name::Michael => 0,
+            Name::Zoey => 1,
+            Name::Coke => todo!(),
+            Name::Unknown => 0,
+        }
+    }
+
+    fn prefix(&self) -> &'static str {
+        match self {
+            Name::Andy => "andy",
+            Name::Evan => "evan",
+            Name::Felix => "felix",
+            Name::Phil => "phil",
+            Name::Tess => "tess",
+            Name::Amaia => "amaia",
+            Name::Prueky => "prueky",
+            Name::David => "david",
+            Name::Nathaniel => "nathaniel1",
+            Name::Thia => "thia",
+            Name::Michael => "michael",
+            Name::Zoey => "zoey",
+            Name::Coke => "button",
+            Name::Unknown => "",
+        }
+    }
+
+}
+
+static ACCEPTED_SUFFIXABLE: [bool; 6] = [false, false, false, false, false, true];
+static DENIED_SUFFIXABLE: [bool; 6] = [false, false, false, false, false, true];
+
+pub enum MusicCommand {
+    /// play a random clip for name, accepted if true
+    Introduce(Name, bool), 
+    /// 0-30
+    SetVolume(u8),
+    Play(&'static str),
+}
+
 #[embassy_executor::task]
-pub(crate) async fn music_manager(uart: UART1, irqs: Irqs, txp: PIN_20, rxp: PIN_21) -> ! {
+pub async fn music_manager(uart: UART1, irqs: Irqs, txp: PIN_20, rxp: PIN_21) -> ! {
     let mut config = uart::Config::default();
     config.baudrate = 115200;
     let mut rx = [0; 2048];
@@ -27,55 +93,91 @@ pub(crate) async fn music_manager(uart: UART1, irqs: Irqs, txp: PIN_20, rxp: PIN
 
     let mut uart = BufferedUart::new(uart, irqs, txp, rxp, &mut tx, &mut rx, config);
 
+    let mut rng = RoscRng;
+
     loop {
-        let song = MUSIC.receive().await;
-        info!("playing: {}{}.mp3",song.0,song.1);
+        let command = COMMANDS.receive().await;
+        match command {
+            MusicCommand::Introduce(name, accepted) => {
+                let call: bool;
+                if accepted {
+                    let index = rng.next_u32() % ACCEPTED_SUFFIXABLE.len() as u32;
+                    play_song("a", Some((index+1) as u8), &mut uart).await;
+                    call = ACCEPTED_SUFFIXABLE[index as usize];
+                } else {
+                    let index = rng.next_u32() % DENIED_SUFFIXABLE.len() as u32;
+                    play_song("d", Some((index+1) as u8), &mut uart).await;
+                    call = DENIED_SUFFIXABLE[index as usize];
+                }
+
+                if call {
+                    match name.tracks() {
+                        0 => {},
+                        1 => {
+                            play_song(&name.prefix(), None, &mut uart).await;
+                        },
+                        tracks => {
+                            let index = rng.next_u32() % tracks as u32;
+
+                            play_song(&name.prefix(), Some((index+1) as u8), &mut uart).await;
+                        }
+                    }
+                }
+
+            },
+            MusicCommand::Play(song) => {
+                play_song(song, None, &mut uart).await
+            },
+            MusicCommand::SetVolume(vol) => {
+                uart.write_all(b"AT+VOL=").await.unwrap();
+                uart.write_all(itoa::Buffer::new().format(vol).as_bytes()).await.unwrap();
+                uart.write_all(b"\r\n").await.unwrap();
+                let mut buffer = [0;512];
+                info!("set volume to {vol}, returned: {}",read_line(&mut buffer, &mut uart).await.trim());
+            },
+        }
+    }
+}
+
+async fn play_song<'a>(prefix: &str, index: Option<u8>, uart: &mut BufferedUart<'a, UART1>) {
+    info!("playing: {}{}.mp3",prefix,index.unwrap_or(0));
 
     uart.write_all(b"AT+PLAYFILE=/").await.unwrap();
-        uart.write_all(song.0.as_bytes()).await.unwrap();
-        uart.write_all(itoa::Buffer::new().format(song.1).as_bytes()).await.unwrap();
+    uart.write_all(prefix.as_bytes()).await.unwrap();
+    if let Some(index) = index {
+        uart.write_all(itoa::Buffer::new().format(index).as_bytes()).await.unwrap();
+    }
     uart.write_all(b".mp3\r\n").await.unwrap();
 
-
     let mut buffer = [0;512];
-        let mut pos = 0;
-        loop {
-            if let Ok(len) = uart.read(&mut buffer[pos..]).await {
-                let to_print = unsafe { core::str::from_utf8_unchecked(&buffer[..(pos + len)]) };
+    info!("returned: {}",read_line(&mut buffer, uart).await.trim());
 
-                if to_print.contains("\r\n") {
-                    info!("{}", to_print);
-                    break;
-                }
-
-                pos += len;
-            } else {
-                break;
-            }
-        }
     uart.write_all(b"AT+QUERY=4\r\n").await.unwrap();
     let mut buffer = [0;512];
-        let mut pos = 0;
-        loop {
-            if let Ok(len) = uart.read(&mut buffer[pos..]).await {
-                let to_print = unsafe { core::str::from_utf8_unchecked(&buffer[..(pos + len)]) };
-
-                if to_print.contains("\r\n") {
-                    info!("{}", to_print);
-                    pos += len;
-                    break;
-                }
-
-                pos += len;
-            } else {
-                break;
-            }
-        }
-        let output = unsafe { core::str::from_utf8_unchecked(&buffer[..(pos)]) };
+    let output = read_line(&mut buffer, uart).await;
 
     if let Ok(length) = output.trim().parse::<u64>() {
         WAGS.store(length as u8, core::sync::atomic::Ordering::SeqCst);
         Timer::after_secs(length).await;
     }
 }
+
+async fn read_line<'a, 'b>(buffer: &'b mut [u8], uart: &mut BufferedUart<'a, UART1>) -> &'b str {
+    let mut pos = 0;
+    loop {
+        if let Ok(len) = uart.read(&mut buffer[pos..]).await {
+            let to_print = unsafe { core::str::from_utf8_unchecked(&buffer[..(pos + len)]) };
+
+            if to_print.contains("\r\n") {
+                //info!("{}", to_print);
+                pos += len;
+                break;
+            }
+
+            pos += len;
+        } else {
+            break;
+        }
+    }
+    return unsafe { core::str::from_utf8_unchecked(&buffer[..(pos)]) };
 }

outside/src/scanner.rs

@@ -1,21 +1,31 @@
 
+use core::cell::RefCell;
+use core::sync::atomic::AtomicBool;
+
 use embassy_rp::gpio::Input;
 use embassy_rp::multicore::spawn_core1;
 use embassy_rp::multicore::Stack;
 use embassy_rp::peripherals::CORE1;
 use embassy_rp::peripherals::PIN_16;
 use embassy_rp::peripherals::PIN_17;
+use embassy_sync::blocking_mutex::raw::CriticalSectionRawMutex;
+use embassy_sync::channel::Channel;
 use embassy_time::Timer;
 use log::info;
+use critical_section::Mutex;
+use core::sync::atomic::{AtomicU8};
 
-use super::CHANNEL;
+pub static READ_CARD: Mutex<RefCell<u64>> =
+    Mutex::new(RefCell::new(0));
+static BIT: AtomicU8 = AtomicU8::new(0);
 
-use super::BIT;
+pub static CHANNEL: Channel<CriticalSectionRawMutex, u64, 1> = Channel::new();
 
-use super::READ_CARD;
+/// disable scanner when doing emf heavy operations
+pub static LOCKOUT: AtomicBool = AtomicBool::new(false);
 
 #[embassy_executor::task]
-pub(crate) async fn data_extractor() -> ! {
+pub async fn data_extractor() -> ! {
     let mut last_bit = 0;
     loop {
         Timer::after_millis(75).await;
@@ -26,7 +36,12 @@ pub(crate) async fn data_extractor() -> ! {
         if bit == last_bit {
             if card !=0 {
                 info!("read a card: {card:#16x}");
+                if LOCKOUT.load(core::sync::atomic::Ordering::Relaxed) {
+                    info!("scanner disabled");
+                } else {
                     CHANNEL.send(card).await;
+                    
+                }
             }
             critical_section::with(|cs| {
                 READ_CARD.replace(cs, 0);

outside/src/server.rs

@@ -0,0 +1,95 @@
+use core::{cell::RefCell, str::from_utf8};
+
+use common::{Name, Request};
+use embassy_net::tcp::TcpSocket;
+use embassy_sync::{blocking_mutex::raw::CriticalSectionRawMutex, mutex::Mutex};
+use embassy_time::Duration;
+use embedded_io_async::Write;
+use log::*;
+use postcard::from_bytes;
+use serde::{Deserialize, Serialize};
+
+use crate::{arraymap::ArrayMap, music::{COMMANDS}, scanner::READ_CARD};
+
+pub static NAMES: Mutex<CriticalSectionRawMutex, RefCell<ArrayMap<64, u64, Name>>> =
+    Mutex::new(RefCell::new(ArrayMap::new()));
+
+#[embassy_executor::task]
+pub async fn server_task(stack: embassy_net::Stack<'static>) {
+    let mut rx_buffer = [0; 4096];
+    let mut tx_buffer = [0; 4096];
+    let mut buf = [0; 4096];
+
+    loop {
+        let mut socket = TcpSocket::new(stack, &mut rx_buffer, &mut tx_buffer);
+        socket.set_timeout(Some(Duration::from_secs(3)));
+        info!("Listening on TCP:1234...");
+        if let Err(e) = socket.accept(1234).await {
+            warn!("accept error: {:?}", e);
+            continue;
+        }
+
+        info!("Received connection from {:?}", socket.remote_endpoint());
+
+        loop {
+            let n = match socket.read(&mut buf).await {
+                Ok(0) => {
+                    warn!("read EOF");
+                    break;
+                }
+                Ok(n) => n,
+                Err(e) => {
+                    warn!("read error: {:?}", e);
+                    break;
+                }
+            };
+
+            match from_bytes::<Request>(&buf[..n]) {
+                Ok(Request::RecentBadge) => {
+                    let card = critical_section::with(|cs| {
+                        READ_CARD.borrow(cs).clone().into_inner()
+                    });
+
+                    socket.write_all(itoa::Buffer::new().format(card).as_bytes()).await.unwrap();
+                },
+                Ok(Request::SetRecentBadge(name)) => {
+                    let card = critical_section::with(|cs| {
+                        READ_CARD.borrow(cs).clone().into_inner()
+                    });
+
+                    NAMES.lock().await.borrow_mut().insert(card, name);
+                }
+                Ok(Request::SetVolume(vol)) => {
+                    COMMANDS.send(crate::music::MusicCommand::SetVolume(vol)).await;
+                }
+                Err(e) => { info!("parse error: {e}") }
+            }
+
+
+            info!("rxd {}", from_utf8(&buf[..n]).unwrap());
+
+            /*let mut segs = buf[..n].trim_ascii().split(|c| *c == ' ' as u8);
+
+            match char::from_u32(segs.next().unwrap()[0] as u32).unwrap() {
+                'B' => {
+                    let card = critical_section::with(|cs| {
+                        READ_CARD.borrow(cs).clone().into_inner()
+                    });
+
+                    socket.write_all(itoa::Buffer::new().format(card).as_bytes()).await.unwrap();
+                },
+                'R' => {
+                    let card = critical_section::with(|cs| {
+                        READ_CARD.borrow(cs).clone().into_inner()
+                    });
+
+                    NAMES.lock().await.borrow_mut().insert(card, Name::Unknown);
+
+                },
+                _ => {}
+                
+            }
+            */
+        }
+    }
+}

outside/src/wiggle.rs

@@ -1,10 +1,14 @@
+use core::sync::atomic::AtomicU8;
+
 use embassy_rp::clocks::RoscRng;
 
 use embassy_rp::pwm;
 use embassy_time::Timer;
 use rand::RngCore;
 
-use super::WAGS;
+use crate::scanner::LOCKOUT;
+
+pub static WAGS: AtomicU8 = AtomicU8::new(0);
 
 use embassy_rp::pwm::Pwm;
 
@@ -15,7 +19,7 @@ use embassy_rp::peripherals::PIN_26;
 use embassy_rp::peripherals::PWM_SLICE5;
 
 #[embassy_executor::task]
-pub(crate) async fn wiggle_manager(pwm: PWM_SLICE5, head: PIN_26, tail: PIN_27) -> ! {
+pub async fn wiggle_manager(pwm: PWM_SLICE5, head: PIN_26, tail: PIN_27) -> ! {
     let mut c: pwm::Config = Default::default();
     c.divider = 40.into();
     c.top = 62_500; // 20ms
@@ -30,6 +34,7 @@ pub(crate) async fn wiggle_manager(pwm: PWM_SLICE5, head: PIN_26, tail: PIN_27)
             wags = WAGS.load(core::sync::atomic::Ordering::SeqCst);
             if wags != 0 {
                 WAGS.store(0, core::sync::atomic::Ordering::SeqCst);
+                LOCKOUT.store(true, core::sync::atomic::Ordering::SeqCst);
                 break;
             }
 
@@ -37,7 +42,7 @@ pub(crate) async fn wiggle_manager(pwm: PWM_SLICE5, head: PIN_26, tail: PIN_27)
             pwm.set_config(&c);
 
             Timer::after_millis(50).await;
-        
+            LOCKOUT.store(false, core::sync::atomic::Ordering::SeqCst);
         }
 
         let positions = [6200,4800,6248,4700, 5500];

server/.gitignore

@@ -0,0 +1 @@
+target

server/Cargo.lock

@@ -0,0 +1,481 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "addr2line"
+version = "0.24.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dfbe277e56a376000877090da837660b4427aad530e3028d44e0bffe4f89a1c1"
+dependencies = [
+ "gimli",
+]
+
+[[package]]
+name = "adler2"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "512761e0bb2578dd7380c6baaa0f4ce03e84f95e960231d1dec8bf4d7d6e2627"
+
+[[package]]
+name = "anyhow"
+version = "1.0.94"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1fd03a028ef38ba2276dce7e33fcd6369c158a1bca17946c4b1b701891c1ff7"
+
+[[package]]
+name = "atomic-polyfill"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8cf2bce30dfe09ef0bfaef228b9d414faaf7e563035494d7fe092dba54b300f4"
+dependencies = [
+ "critical-section",
+]
+
+[[package]]
+name = "autocfg"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ace50bade8e6234aa140d9a2f552bbee1db4d353f69b8217bc503490fc1a9f26"
+
+[[package]]
+name = "backtrace"
+version = "0.3.74"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8d82cb332cdfaed17ae235a638438ac4d4839913cc2af585c3c6746e8f8bee1a"
+dependencies = [
+ "addr2line",
+ "cfg-if",
+ "libc",
+ "miniz_oxide",
+ "object",
+ "rustc-demangle",
+ "windows-targets",
+]
+
+[[package]]
+name = "bitflags"
+version = "2.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b048fb63fd8b5923fc5aa7b340d8e156aec7ec02f0c78fa8a6ddc2613f6f71de"
+
+[[package]]
+name = "byteorder"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
+
+[[package]]
+name = "bytes"
+version = "1.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "325918d6fe32f23b19878fe4b34794ae41fc19ddbe53b10571a4874d44ffd39b"
+
+[[package]]
+name = "cfg-if"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
+
+[[package]]
+name = "cobs"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "67ba02a97a2bd10f4b59b25c7973101c79642302776489e030cd13cdab09ed15"
+
+[[package]]
+name = "common"
+version = "0.1.0"
+dependencies = [
+ "serde",
+]
+
+[[package]]
+name = "critical-section"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "790eea4361631c5e7d22598ecd5723ff611904e3344ce8720784c93e3d83d40b"
+
+[[package]]
+name = "embedded-io"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ef1a6892d9eef45c8fa6b9e0086428a2cca8491aca8f787c534a3d6d0bcb3ced"
+
+[[package]]
+name = "embedded-io"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "edd0f118536f44f5ccd48bcb8b111bdc3de888b58c74639dfb034a357d0f206d"
+
+[[package]]
+name = "gimli"
+version = "0.31.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "07e28edb80900c19c28f1072f2e8aeca7fa06b23cd4169cefe1af5aa3260783f"
+
+[[package]]
+name = "hash32"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b0c35f58762feb77d74ebe43bdbc3210f09be9fe6742234d573bacc26ed92b67"
+dependencies = [
+ "byteorder",
+]
+
+[[package]]
+name = "heapless"
+version = "0.7.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cdc6457c0eb62c71aac4bc17216026d8410337c4126773b9c5daba343f17964f"
+dependencies = [
+ "atomic-polyfill",
+ "hash32",
+ "rustc_version",
+ "serde",
+ "spin",
+ "stable_deref_trait",
+]
+
+[[package]]
+name = "libc"
+version = "0.2.167"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09d6582e104315a817dff97f75133544b2e094ee22447d2acf4a74e189ba06fc"
+
+[[package]]
+name = "lock_api"
+version = "0.4.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "07af8b9cdd281b7915f413fa73f29ebd5d55d0d3f0155584dade1ff18cea1b17"
+dependencies = [
+ "autocfg",
+ "scopeguard",
+]
+
+[[package]]
+name = "memchr"
+version = "2.7.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3"
+
+[[package]]
+name = "miniz_oxide"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e2d80299ef12ff69b16a84bb182e3b9df68b5a91574d3d4fa6e41b65deec4df1"
+dependencies = [
+ "adler2",
+]
+
+[[package]]
+name = "mio"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2886843bf800fba2e3377cff24abf6379b4c4d5c6681eaf9ea5b0d15090450bd"
+dependencies = [
+ "libc",
+ "wasi",
+ "windows-sys",
+]
+
+[[package]]
+name = "object"
+version = "0.36.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aedf0a2d09c573ed1d8d85b30c119153926a2b36dce0ab28322c09a117a4683e"
+dependencies = [
+ "memchr",
+]
+
+[[package]]
+name = "parking_lot"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f1bf18183cf54e8d6059647fc3063646a1801cf30896933ec2311622cc4b9a27"
+dependencies = [
+ "lock_api",
+ "parking_lot_core",
+]
+
+[[package]]
+name = "parking_lot_core"
+version = "0.9.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e401f977ab385c9e4e3ab30627d6f26d00e2c73eef317493c4ec6d468726cf8"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "redox_syscall",
+ "smallvec",
+ "windows-targets",
+]
+
+[[package]]
+name = "pin-project-lite"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "915a1e146535de9163f3987b8944ed8cf49a18bb0056bcebcdcece385cece4ff"
+
+[[package]]
+name = "postcard"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "170a2601f67cc9dba8edd8c4870b15f71a6a2dc196daec8c83f72b59dff628a8"
+dependencies = [
+ "cobs",
+ "embedded-io 0.4.0",
+ "embedded-io 0.6.1",
+ "heapless",
+ "serde",
+]
+
+[[package]]
+name = "proc-macro2"
+version = "1.0.92"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "37d3544b3f2748c54e147655edb5025752e2303145b5aefb3c3ea2c78b973bb0"
+dependencies = [
+ "unicode-ident",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.37"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b5b9d34b8991d19d98081b46eacdd8eb58c6f2b201139f7c5f643cc155a633af"
+dependencies = [
+ "proc-macro2",
+]
+
+[[package]]
+name = "redox_syscall"
+version = "0.5.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9b6dfecf2c74bce2466cabf93f6664d6998a69eb21e39f4207930065b27b771f"
+dependencies = [
+ "bitflags",
+]
+
+[[package]]
+name = "rustc-demangle"
+version = "0.1.24"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "719b953e2095829ee67db738b3bfa9fa368c94900df327b3f07fe6e794d2fe1f"
+
+[[package]]
+name = "rustc_version"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cfcb3a22ef46e85b45de6ee7e79d063319ebb6594faafcf1c225ea92ab6e9b92"
+dependencies = [
+ "semver",
+]
+
+[[package]]
+name = "scopeguard"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
+
+[[package]]
+name = "semver"
+version = "1.0.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "61697e0a1c7e512e84a621326239844a24d8207b4669b41bc18b32ea5cbf988b"
+
+[[package]]
+name = "serde"
+version = "1.0.215"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6513c1ad0b11a9376da888e3e0baa0077f1aed55c17f50e7b2397136129fb88f"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.215"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ad1e866f866923f252f05c889987993144fb74e722403468a4ebd70c3cd756c0"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "server"
+version = "0.1.0"
+dependencies = [
+ "anyhow",
+ "common",
+ "postcard",
+ "serde",
+ "tokio",
+]
+
+[[package]]
+name = "signal-hook-registry"
+version = "1.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a9e9e0b4211b72e7b8b6e85c807d36c212bdb33ea8587f7569562a84df5465b1"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "smallvec"
+version = "1.13.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3c5e1a9a646d36c3599cd173a41282daf47c44583ad367b8e6837255952e5c67"
+
+[[package]]
+name = "socket2"
+version = "0.5.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c970269d99b64e60ec3bd6ad27270092a5394c4e309314b18ae3fe575695fbe8"
+dependencies = [
+ "libc",
+ "windows-sys",
+]
+
+[[package]]
+name = "spin"
+version = "0.9.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
+dependencies = [
+ "lock_api",
+]
+
+[[package]]
+name = "stable_deref_trait"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
+
+[[package]]
+name = "syn"
+version = "2.0.90"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "919d3b74a5dd0ccd15aeb8f93e7006bd9e14c295087c9896a110f490752bcf31"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
+[[package]]
+name = "tokio"
+version = "1.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5cec9b21b0450273377fc97bd4c33a8acffc8c996c987a7c5b319a0083707551"
+dependencies = [
+ "backtrace",
+ "bytes",
+ "libc",
+ "mio",
+ "parking_lot",
+ "pin-project-lite",
+ "signal-hook-registry",
+ "socket2",
+ "tokio-macros",
+ "windows-sys",
+]
+
+[[package]]
+name = "tokio-macros"
+version = "2.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "693d596312e88961bc67d7f1f97af8a70227d9f90c31bba5806eec004978d752"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "unicode-ident"
+version = "1.0.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "adb9e6ca4f869e1180728b7950e35922a7fc6397f7b641499e8f3ef06e50dc83"
+
+[[package]]
+name = "wasi"
+version = "0.11.0+wasi-snapshot-preview1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
+
+[[package]]
+name = "windows-sys"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
+dependencies = [
+ "windows-targets",
+]
+
+[[package]]
+name = "windows-targets"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9b724f72796e036ab90c1021d4780d4d3d648aca59e491e6b98e725b84e99973"
+dependencies = [
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_gnullvm",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
+]
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8e9b5ad5ab802e97eb8e295ac6720e509ee4c243f69d781394014ebfe8bbfa0b"
+
+[[package]]
+name = "windows_i686_gnullvm"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0eee52d38c090b3caa76c563b86c3a4bd71ef1a819287c19d586d7334ae8ed66"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"

server/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "server"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+anyhow = "1.0.94"
+common = {path = "../common"}
+postcard = {version = "1.0.0", features = ["alloc"]}
+serde = "*"
+tokio = { version = "1.42.0", features = ["full"] }

server/src/main.rs

@@ -0,0 +1,27 @@
+
+use common::Request;
+use postcard::{to_allocvec, to_vec};
+use tokio::{io::{AsyncReadExt, AsyncWriteExt}, net::TcpStream};
+use anyhow::Result;
+
+
+#[tokio::main]
+async fn main() -> Result<()>{
+    println!("Hello, world!");
+    let mut conn = TcpStream::connect("169.254.2.1:1234").await?;
+
+    let req = Request::RecentBadge;
+    conn.write_all(&to_allocvec(&req)?).await?;
+
+
+    let req = Request::SetVolume(23);
+    println!("{:?}",  to_allocvec(&req).unwrap());
+    conn.write_all(&to_allocvec(&req)?).await?;
+    conn.flush().await?;
+
+    let mut buf = String::new();
+    conn.read_to_string(&mut buf).await?;
+    println!("recv: {}", buf.trim());
+
+    Ok(())
+}