lrwn 4.13.0

Library for encoding / decoding LoRaWAN frames.
Documentation 
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#[cfg(feature = "diesel")]
#[macro_use]
extern crate diesel;
#[macro_use]
extern crate anyhow;

pub use self::aes128::*;
pub use self::cflist::*;
pub use self::devaddr::*;
pub use self::dl_settings::*;
pub use self::error::*;
pub use self::eui64::*;
pub use self::fhdr::*;
pub use self::maccommand::*;
pub use self::mhdr::*;
pub use self::netid::*;
pub use self::payload::*;
pub use self::phy_payload::*;
pub use self::relay::*;

mod aes128;
#[cfg(feature = "applayer")]
pub mod applayer;
mod cflist;
mod devaddr;
mod dl_settings;
mod error;
mod eui64;
mod fhdr;
mod helpers;
#[cfg(feature = "crypto")]
pub mod keys;
mod maccommand;
mod mhdr;
mod netid;
mod payload;
mod phy_payload;
#[cfg(feature = "regions")]
pub mod region;
mod relay;

pub const LA_FPORT_RELAY: u8 = 226;

const EIRP_INDEX: [f32; 16] = [
    8.0,  // 0
    10.0, // 1
    12.0, // 2
    13.0, // 3
    14.0, // 4
    16.0, // 5
    18.0, // 6
    20.0, // 7
    21.0, // 8
    24.0, // 9
    26.0, // 10
    27.0, // 11
    29.0, // 12
    30.0, // 13
    33.0, // 14
    36.0, // 15
];

pub fn get_tx_param_setup_eirp_index(eirp: f32) -> u8 {
    let mut out: u8 = 0;
    for (i, e) in EIRP_INDEX.iter().cloned().enumerate() {
        if e > eirp {
            return out;
        }
        out = i as u8;
    }

    out
}

use anyhow::Result;

pub fn get_tx_param_setup_eirp(i: u8) -> Result<f32> {
    EIRP_INDEX
        .get(i as usize)
        .cloned()
        .ok_or_else(|| anyhow!("Index does not exist"))
}