Implement /api/start/assetHash

src/encryption.rs

@@ -1,6 +1,7 @@
 use openssl::symm::{Cipher, Crypter, Mode};
 use openssl::error::ErrorStack;
 use base64::{Engine as _, engine::general_purpose};
+use rand::Rng;
 
 const IV_LENGTH: usize = 16;
 const KEY: &str = "3559b435f24b297a79c68b9709ef2125";
@@ -22,3 +23,29 @@ pub fn decrypt_packet(base64_input: &str) -> Result<String, ErrorStack> {
 
     Ok(String::from_utf8(decrypted_data).unwrap())
 }
+
+pub fn encrypt_packet(input: &str) -> Result<String, ErrorStack> {
+    let cipher = Cipher::aes_256_cbc();
+    let encryption_iv = generate_random_iv();
+
+    let mut encrypter = Crypter::new(cipher, Mode::Encrypt, KEY.as_bytes(), Some(&encryption_iv))?;
+
+    let mut encrypted_data = vec![0u8; input.len() + cipher.block_size()];
+    let mut encrypted_len = encrypter.update(input.as_bytes(), &mut encrypted_data)?;
+
+    encrypted_len += encrypter.finalize(&mut encrypted_data[encrypted_len..])?;
+
+    encrypted_data.truncate(encrypted_len);
+    
+    let mut result = encryption_iv.to_vec();
+    result.extend_from_slice(&encrypted_data);
+
+    Ok(general_purpose::STANDARD.encode(&result))
+}
+
+fn generate_random_iv() -> Vec<u8> {
+    let mut rng = rand::thread_rng();
+    let mut bytes = vec![0u8; IV_LENGTH];
+    rng.fill(&mut bytes[..]);
+    bytes
+}