feat: v0.2.5, show decrytped encrypted-message

src/cmd_decrypt.rs

@@ -105,6 +105,19 @@ pub fn decrypt_single(config: &Option<TinyEncryptConfig>,
     debugging!("Decrypt key: {}", hex::encode(&key));
     debugging!("Decrypt nonce: {}", hex::encode(&nonce));
 
+    if let Some(encrypted_comment) = &meta.encrypted_comment {
+        match util::decode_base64(encrypted_comment) {
+            Err(e) => warning!("Decode encrypted comment failed: {}", e),
+            Ok(encrypted_comment_based_bytes) => match aes_gcm_decrypt(&key, &nonce, &encrypted_comment_based_bytes) {
+                Err(e) => warning!("Decode encrypted comment failed: {}", e),
+                Ok(decrypted_comment_bytes) => match String::from_utf8(decrypted_comment_bytes.clone()) {
+                    Err(_) => success!("Encrypted message hex: {}", hex::encode(&decrypted_comment_bytes)),
+                    Ok(message) => success!("Encrypted message: {}", message),
+                }
+            }
+        }
+    }
+
     let mut file_out = File::create(path_out)?;
 
     let start = Instant::now();