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otp: Use unpadded base32 encoding

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Bilal Elmoussaoui 2023-04-09 02:11:25 +02:00
parent cdee19ccb8
commit a2b00dc2b5
1 changed files with 3 additions and 3 deletions
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6
src/models/otp.rs
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@ -4,7 +4,7 @@ use std::{
};
use anyhow::{anyhow, Result};
use data_encoding::BASE32;
use data_encoding::BASE32_NOPAD;
use ring::hmac;
use super::Algorithm;
@ -24,13 +24,13 @@ pub static TOTP_DEFAULT_PERIOD: u32 = 30;
fn decode_secret(secret: &str) -> Result<Vec<u8>> {
let secret = secret.trim().replace(' ', "").to_ascii_uppercase();
// The buffer should have a length of secret.len() * 5 / 8.
BASE32
BASE32_NOPAD
.decode(secret.as_bytes())
.map_err(|_| anyhow!("Invalid Input"))
}
pub fn encode_secret(secret: &[u8]) -> String {
BASE32.encode(secret)
BASE32_NOPAD.encode(secret)
}
/// Validates if `secret` is a valid Base32 String.