sl4f_lib/wlan_phy/
facade.rs

1// Copyright 2020 The Fuchsia Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5use anyhow::{format_err, Context, Error};
6use fidl_fuchsia_wlan_device_service::{DeviceMonitorMarker, DeviceMonitorProxy};
7use fuchsia_component::client::connect_to_protocol;
8
9#[derive(Debug)]
10pub struct WlanPhyFacade {
11    device_monitor: DeviceMonitorProxy,
12}
13
14impl WlanPhyFacade {
15    pub fn new() -> Result<WlanPhyFacade, Error> {
16        Ok(WlanPhyFacade { device_monitor: connect_to_protocol::<DeviceMonitorMarker>()? })
17    }
18
19    /// Queries the currently counfigured country from phy `phy_id`.
20    ///
21    /// # Arguments
22    /// * `phy_id`: a u16 id representing the phy
23    pub async fn get_country(&self, phy_id: u16) -> Result<[u8; 2], Error> {
24        let country_code = self
25            .device_monitor
26            .get_country(phy_id)
27            .await
28            .context("get_country(): encountered FIDL error")?;
29        match country_code {
30            Ok(country) => Ok(country.alpha2),
31            Err(status) => Err(format_err!(
32                "get_country(): encountered service failure {}",
33                zx::Status::from_raw(status)
34            )),
35        }
36    }
37
38    /// Queries the device path of the PHY specified by `phy_id`.
39    ///
40    /// # Arguments
41    /// * `phy_id`: a u16 id representing the phy
42    pub async fn get_dev_path(&self, phy_id: u16) -> Result<Option<String>, Error> {
43        self.device_monitor
44            .get_dev_path(phy_id)
45            .await
46            .map_err(|e| format_err!("get_path(): encountered FIDL error: {:?}", e))
47    }
48}
sl4f_lib/wlan_phy/facade.rs

sl4f_lib/wlan_phy/
facade.rs
