1/*
2 * EAP-IKEv2 definitions
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 EAP_IKEV2_COMMON_H
10#define EAP_IKEV2_COMMON_H
11
12#define IKEV2_FLAGS_LENGTH_INCLUDED 0x80
13#define IKEV2_FLAGS_MORE_FRAGMENTS 0x40
14#define IKEV2_FLAGS_ICV_INCLUDED 0x20
15
16#define IKEV2_FRAGMENT_SIZE 1400
17
18struct ikev2_keys;
19
20int eap_ikev2_derive_keymat(int prf, struct ikev2_keys *keys,
21			    const u8 *i_nonce, size_t i_nonce_len,
22			    const u8 *r_nonce, size_t r_nonce_len,
23			    u8 *keymat);
24struct wpabuf * eap_ikev2_build_frag_ack(u8 id, u8 code);
25int eap_ikev2_validate_icv(int integ_alg, struct ikev2_keys *keys,
26			   int initiator, const struct wpabuf *msg,
27			   const u8 *pos, const u8 *end);
28
29#endif /* EAP_IKEV2_COMMON_H */
30