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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 
18 struct ikev2_keys;
19 
20 int 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);
24 struct wpabuf * eap_ikev2_build_frag_ack(u8 id, u8 code);
25 int 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