Rust使用openssl加密算法

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[dependencies]
openssl = { version = "0.10", features = ["vendored"] }

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use openssl::symm::{Cipher, Crypter, Mode};

fn main() {
    let key = "061cecfd897548208c76c04b6e7fb".as_bytes();
    let crypto_word: &mut Vec<u8> = &mut "keyword".as_bytes().to_vec();
    let block_size = Cipher::aes_128_cbc().block_size();
    // 添加填充
    pkcs7_padding(crypto_word, block_size);
    let mut output = vec![0; 1024];
    // 取16位密钥
    let mut encrypter = Crypter::new(Cipher::aes_128_ecb(), Mode::Encrypt, &key[..16], None).unwrap();
    match encrypter.update(&f, &mut output) {
        Ok(size) => {
            eprintln!("size is: {size}");
            println!("{:?}", &output[..size]);
            println!("{:02x?}", &output[..size]); // 转换为16进制
        }
        Err(_) => {}
    };
}

fn pkcs7_padding(data: &mut Vec<u8>, block_size: usize) {
    let padding_num = block_size - data.len() % block_size;
    let padding = padding_num as u8;
    data.append(&mut [padding].repeat(padding_num));

}