net/bluetooth/ecdh_helper.h

0001 /*
0002  * ECDH helper functions - KPP wrappings
0003  *
0004  * Copyright (C) 2017 Intel Corporation
0005  *
0006  * This program is free software; you can redistribute it and/or modify
0007  * it under the terms of the GNU General Public License version 2 as
0008  * published by the Free Software Foundation;
0009  *
0010  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
0011  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0012  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
0013  * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
0014  * CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
0015  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
0016  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
0017  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
0018  *
0019  * ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
0020  * COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
0021  * SOFTWARE IS DISCLAIMED.
0022  */
0023 #include <crypto/kpp.h>
0024 #include <linux/types.h>
0025
0026 int compute_ecdh_secret(struct crypto_kpp *tfm, const u8 pair_public_key[64],
0027             u8 secret[32]);
0028 int set_ecdh_privkey(struct crypto_kpp *tfm, const u8 private_key[32]);
0029 int generate_ecdh_public_key(struct crypto_kpp *tfm, u8 public_key[64]);
0030 int generate_ecdh_keys(struct crypto_kpp *tfm, u8 public_key[64]);