xref: /freebsd/contrib/wpa/src/crypto/dh_groups.h (revision 7431dfd4580e850375fe5478d92ec770344db098)
1 /*
2  * Diffie-Hellman groups
3  * Copyright (c) 2007, Jouni Malinen <j@w1.fi>
4  *
5  * This software may be distributed under the terms of the BSD license.
6  * See README for more details.
7  */
8 
9 #ifndef DH_GROUPS_H
10 #define DH_GROUPS_H
11 
12 struct dh_group {
13 	int id;
14 	const u8 *generator;
15 	size_t generator_len;
16 	const u8 *prime;
17 	size_t prime_len;
18 };
19 
20 const struct dh_group * dh_groups_get(int id);
21 struct wpabuf * dh_init(const struct dh_group *dh, struct wpabuf **priv);
22 struct wpabuf * dh_derive_shared(const struct wpabuf *peer_public,
23 				 const struct wpabuf *own_private,
24 				 const struct dh_group *dh);
25 
26 #endif /* DH_GROUPS_H */
27