kauma/src/tasks/tasks01/gcm.rs

26 lines
973 B
Rust

use anyhow::{anyhow, Result};
use base64::prelude::*;
use serde_json::Value;
use crate::utils::ciphers::gcm_encrypt_aes;
pub fn gcm_encrypt(args: &Value) -> Result<(Vec<u8>, Vec<u8>, Vec<u8>, Vec<u8>)> {
let nonce_text: String = serde_json::from_value(args["nonce"].clone())?;
let nonce = BASE64_STANDARD.decode(nonce_text)?;
let key_text: String = serde_json::from_value(args["key"].clone())?;
let key = BASE64_STANDARD.decode(key_text)?;
let plaintext_text: String = serde_json::from_value(args["plaintext"].clone())?;
let plaintext = BASE64_STANDARD.decode(plaintext_text)?;
let ad_text: String = serde_json::from_value(args["ad"].clone())?;
let ad = BASE64_STANDARD.decode(ad_text)?;
let alg_text: String = serde_json::from_value(args["algorithm"].clone())?;
match alg_text.as_str() {
"aes128" => Ok(gcm_encrypt_aes(nonce, key, plaintext, ad)?),
_ => Err(anyhow!("No compatible algorithm found")),
}
}