xref: /OK3568_Linux_fs/kernel/lib/crypto/curve25519-generic.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0 OR MIT
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * This is an implementation of the Curve25519 ECDH algorithm, using either
6*4882a593Smuzhiyun  * a 32-bit implementation or a 64-bit implementation with 128-bit integers,
7*4882a593Smuzhiyun  * depending on what is supported by the target compiler.
8*4882a593Smuzhiyun  *
9*4882a593Smuzhiyun  * Information: https://cr.yp.to/ecdh.html
10*4882a593Smuzhiyun  */
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #include <crypto/curve25519.h>
13*4882a593Smuzhiyun #include <linux/module.h>
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun const u8 curve25519_null_point[CURVE25519_KEY_SIZE] __aligned(32) = { 0 };
16*4882a593Smuzhiyun const u8 curve25519_base_point[CURVE25519_KEY_SIZE] __aligned(32) = { 9 };
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun EXPORT_SYMBOL(curve25519_null_point);
19*4882a593Smuzhiyun EXPORT_SYMBOL(curve25519_base_point);
20*4882a593Smuzhiyun EXPORT_SYMBOL(curve25519_generic);
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun MODULE_LICENSE("GPL v2");
23*4882a593Smuzhiyun MODULE_DESCRIPTION("Curve25519 scalar multiplication");
24*4882a593Smuzhiyun MODULE_AUTHOR("Jason A. Donenfeld <Jason@zx2c4.com>");
25