lib/crypto/curve25519.c

   1 // SPDX-License-Identifier: GPL-2.0 OR MIT
   2 /*
   3  * Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
   4  *
   5  * This is an implementation of the Curve25519 ECDH algorithm, using either
   6  * a 32-bit implementation or a 64-bit implementation with 128-bit integers,
   7  * depending on what is supported by the target compiler.
   8  *
   9  * Information: https://cr.yp.to/ecdh.html
  10  */
  11
  12 #include <crypto/curve25519.h>
  13 #include <linux/module.h>
  14 #include <linux/init.h>
  15
  16 static int __init curve25519_init(void)
  17 {
  18         if (!IS_ENABLED(CONFIG_CRYPTO_MANAGER_DISABLE_TESTS) &&
  19             WARN_ON(!curve25519_selftest()))
  20                 return -ENODEV;
  21         return 0;
  22 }
  23
  24 static void __exit curve25519_exit(void)
  25 {
  26 }
  27
  28 module_init(curve25519_init);
  29 module_exit(curve25519_exit);
  30
  31 MODULE_LICENSE("GPL v2");
  32 MODULE_DESCRIPTION("Curve25519 scalar multiplication");
  33 MODULE_AUTHOR("Jason A. Donenfeld <Jason@zx2c4.com>");