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Diffstat (limited to 'keyexchange/isakmpd-20041012/math_ec2n.h')
| -rw-r--r-- | keyexchange/isakmpd-20041012/math_ec2n.h | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/keyexchange/isakmpd-20041012/math_ec2n.h b/keyexchange/isakmpd-20041012/math_ec2n.h deleted file mode 100644 index 247f84a..0000000 --- a/keyexchange/isakmpd-20041012/math_ec2n.h +++ /dev/null @@ -1,94 +0,0 @@ -/* $OpenBSD: math_ec2n.h,v 1.7 2004/05/23 18:17:56 hshoexer Exp $ */ -/* $EOM: math_ec2n.h,v 1.4 1999/04/17 23:20:37 niklas Exp $ */ - -/* - * Copyright (c) 1998 Niels Provos. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * This code was written under funding by Ericsson Radio Systems. - */ - -#ifndef _MATH_EC2N_H -#define _MATH_EC2N_H_ - -/* Definitions for points on an elliptic curve */ - -typedef struct { - int inf; /* Are we the point at infinity ? */ - b2n_t x, y; -} _ec2n_point; - -typedef _ec2n_point *ec2np_ptr; -typedef _ec2n_point ec2np_t[1]; - -#define EC2NP_SWAP(k,n) do \ - { \ - int _i_; \ -\ - _i_ = (k)->inf; \ - (k)->inf = (n)->inf; \ - (n)->inf = _i_; \ - B2N_SWAP ((k)->x, (n)->x); \ - B2N_SWAP ((k)->y, (n)->y); \ - } \ -while (0) - -void ec2np_init(ec2np_ptr); -void ec2np_clear(ec2np_ptr); -int ec2np_set(ec2np_ptr, ec2np_ptr); - -#define ec2np_set_x_ui(n, y) b2n_set_ui ((n)->x, y) -#define ec2np_set_y_ui(n, x) b2n_set_ui ((n)->y, x) -#define ec2np_set_x_str(n, y) b2n_set_str ((n)->x, y) -#define ec2np_set_y_str(n, x) b2n_set_str ((n)->y, x) - -/* Definitions for the group to which the points to belong to. */ - -typedef struct { - b2n_t a, b, p; -} _ec2n_group; - -typedef _ec2n_group *ec2ng_ptr; -typedef _ec2n_group ec2ng_t[1]; - -void ec2ng_init(ec2ng_ptr); -void ec2ng_clear(ec2ng_ptr); -int ec2ng_set(ec2ng_ptr, ec2ng_ptr); - -#define ec2ng_set_a_ui(n, x) b2n_set_ui ((n)->a, x) -#define ec2ng_set_b_ui(n, x) b2n_set_ui ((n)->b, x) -#define ec2ng_set_p_ui(n, x) b2n_set_ui ((n)->p, x) -#define ec2ng_set_a_str(n, x) b2n_set_str ((n)->a, x) -#define ec2ng_set_b_str(n, x) b2n_set_str ((n)->b, x) -#define ec2ng_set_p_str(n, x) b2n_set_str ((n)->p, x) - -/* Functions for computing on the elliptic group. */ - -int ec2np_add(ec2np_ptr, ec2np_ptr, ec2np_ptr, ec2ng_ptr); -int ec2np_find_y(ec2np_ptr, ec2ng_ptr); -int ec2np_ison(ec2np_ptr, ec2ng_ptr); -int ec2np_mul(ec2np_ptr, ec2np_ptr, b2n_ptr, ec2ng_ptr); -int ec2np_right(b2n_ptr n, ec2np_ptr, ec2ng_ptr); - -#endif /* _MATH_2N_H_ */ |