feat: adapt test runner for gcm aes and add test cases

src/tasks/tasks01/gcm.rs

@@ -0,0 +1,26 @@
+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")),
+    }
+}

src/tasks/tasks01/mod.rs

@@ -1,4 +1,5 @@
 pub mod block2poly;
+pub mod gcm;
 pub mod gfmul;
 pub mod poly2block;
 pub mod sea128;