esp32-nimble 0.12.0

A wrapper for the ESP32 NimBLE Bluetooth stack.
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#![feature(future_join)]

use esp_idf_svc::hal::task::block_on;
use esp32_nimble::{BLEAdvertisementData, BLEDevice, l2cap::L2capServer};
use std::future::join;

fn main() {
    esp_idf_svc::sys::link_patches();
    esp_idf_svc::log::EspLogger::initialize_default();

    let ble_device = BLEDevice::take();
    let ble_advertising = ble_device.get_advertising();

    // let server = ble_device.get_server();

    ble_advertising
        .lock()
        .set_data(BLEAdvertisementData::new().name("ESP32-GATT-Server"))
        .unwrap();
    ble_advertising.lock().start().unwrap();

    let l2cap1 = L2capServer::create(0x1001, 512).unwrap();
    let l2cap2 = L2capServer::create(0x1002, 512).unwrap();

    block_on(async {
        join!(run_callback(l2cap1), run_callback(l2cap2)).await;
    });
}

async fn run_callback(server: &mut L2capServer) {
    loop {
        let recv = server.rx().await;
        ::log::info!("< {:?}", recv.data());
        server.tx(recv.data()).unwrap();
    }
}