// SPDX-License-Identifier: GPL-2.0 OR MIT
  /*
   * Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
   *
   * This is an implementation of the Curve25519 ECDH algorithm, using either
   * a 32-bit implementation or a 64-bit implementation with 128-bit integers,
   * depending on what is supported by the target compiler.
   *
   * Information: https://cr.yp.to/ecdh.html
   */
  
  #include <crypto/curve25519.h>
  #include <linux/module.h>
  #include <linux/init.h>

  bool curve25519_selftest(void);

  static int __init mod_init(void)
  {
  	if (!IS_ENABLED(CONFIG_CRYPTO_MANAGER_DISABLE_TESTS) &&
  	    WARN_ON(!curve25519_selftest()))
  		return -ENODEV;
  	return 0;
  }
  
  static void __exit mod_exit(void)
  {
  }
  
  module_init(mod_init);
  module_exit(mod_exit);

  MODULE_LICENSE("GPL v2");
  MODULE_DESCRIPTION("Curve25519 scalar multiplication");
  MODULE_AUTHOR("Jason A. Donenfeld <Jason@zx2c4.com>");