static int check_update_max_output_len()

in src/main/native/org/apache/commons/crypto/cipher/OpenSslNative.c [655:675]

• 21 lines of code
• 6 McCabe index (conditional complexity)

static int check_update_max_output_len(EVP_CTX_Wrapper *wrapper, int input_len, int max_output_len)
{
  if (dlsym_EVP_CIPHER_CTX_test_flags(wrapper->ctx, EVP_CIPH_NO_PADDING) == EVP_CIPH_NO_PADDING) {
    if (max_output_len >= input_len) {
      return 1;
    }
    return 0;
  } else {
    int b = dlsym_EVP_CIPHER_CTX_block_size(wrapper->ctx);
    if (wrapper->encrypt) {
      if (max_output_len >= input_len + b - 1) {
        return 1;
      }
    } else {
      if (max_output_len >= input_len + b) {
        return 1;
      }
    }
    return 0;
  }
}