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 const u8 curve25519_null_point[CURVE25519_KEY_SIZE] __aligned(32) = { 0 };
  17 const u8 curve25519_base_point[CURVE25519_KEY_SIZE] __aligned(32) = { 9 };
  18
  19 EXPORT_SYMBOL(curve25519_null_point);
  20 EXPORT_SYMBOL(curve25519_base_point);
  21 EXPORT_SYMBOL(curve25519_generic);
  22
  23 MODULE_LICENSE("GPL v2");
  24 MODULE_DESCRIPTION("Curve25519 scalar multiplication");
  25 MODULE_AUTHOR("Jason A. Donenfeld <Jason@zx2c4.com>");