|  | // 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> | 
|  |  | 
|  | static int __init curve25519_init(void) | 
|  | { | 
|  | if (IS_ENABLED(CONFIG_CRYPTO_SELFTESTS) && | 
|  | WARN_ON(!curve25519_selftest())) | 
|  | return -ENODEV; | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | static void __exit curve25519_exit(void) | 
|  | { | 
|  | } | 
|  |  | 
|  | module_init(curve25519_init); | 
|  | module_exit(curve25519_exit); | 
|  |  | 
|  | MODULE_LICENSE("GPL v2"); | 
|  | MODULE_DESCRIPTION("Curve25519 scalar multiplication"); | 
|  | MODULE_AUTHOR("Jason A. Donenfeld <Jason@zx2c4.com>"); |