85 lines
2.1 KiB
C
85 lines
2.1 KiB
C
|
/*
|
||
|
|
* WPA Supplicant / EAP-PAX shared routines
|
||
|
|
* Copyright (c) 2005, Jouni Malinen <jkmaline@cc.hut.fi>
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or modify
|
||
|
|
* it under the terms of the GNU General Public License version 2 as
|
||
|
|
* published by the Free Software Foundation.
|
||
|
|
*
|
||
|
|
* Alternatively, this software may be distributed under the terms of BSD
|
||
|
|
* license.
|
||
|
|
*
|
||
|
|
* See README and COPYING for more details.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef EAP_PAX_COMMON_H
|
||
|
|
#define EAP_PAX_COMMON_H
|
||
|
|
|
||
|
|
struct eap_pax_hdr {
|
||
|
|
u8 code;
|
||
|
|
u8 identifier;
|
||
|
|
u16 length; /* including code, identifier, and length */
|
||
|
|
u8 type; /* EAP_TYPE_PAX */
|
||
|
|
u8 op_code;
|
||
|
|
u8 flags;
|
||
|
|
u8 mac_id;
|
||
|
|
u8 dh_group_id;
|
||
|
|
u8 public_key_id;
|
||
|
|
/* Followed by variable length payload and ICV */
|
||
|
|
} __attribute__ ((packed));
|
||
|
|
|
||
|
|
|
||
|
|
/* op_code: */
|
||
|
|
enum {
|
||
|
|
EAP_PAX_OP_STD_1 = 0x01,
|
||
|
|
EAP_PAX_OP_STD_2 = 0x02,
|
||
|
|
EAP_PAX_OP_STD_3 = 0x03,
|
||
|
|
EAP_PAX_OP_SEC_1 = 0x11,
|
||
|
|
EAP_PAX_OP_SEC_2 = 0x12,
|
||
|
|
EAP_PAX_OP_SEC_3 = 0x13,
|
||
|
|
EAP_PAX_OP_SEC_4 = 0x14,
|
||
|
|
EAP_PAX_OP_SEC_5 = 0x15,
|
||
|
|
EAP_PAX_OP_ACK = 0x21
|
||
|
|
};
|
||
|
|
|
||
|
|
/* flags: */
|
||
|
|
#define EAP_PAX_FLAGS_MF 0x01
|
||
|
|
#define EAP_PAX_FLAGS_CE 0x02
|
||
|
|
|
||
|
|
/* mac_id: */
|
||
|
|
#define EAP_PAX_MAC_HMAC_SHA1_128 0x01
|
||
|
|
#define EAP_PAX_MAC_AES_CBC_MAC_128 0x02
|
||
|
|
|
||
|
|
/* dh_group_id: */
|
||
|
|
#define EAP_PAX_DH_GROUP_NONE 0x00
|
||
|
|
#define EAP_PAX_DH_GROUP_3072_MODP 0x01
|
||
|
|
|
||
|
|
/* public_key_id: */
|
||
|
|
#define EAP_PAX_PUBLIC_KEY_NONE 0x00
|
||
|
|
#define EAP_PAX_PUBLIC_KEY_RSA_OAEP_2048 0x01
|
||
|
|
|
||
|
|
|
||
|
|
#define EAP_PAX_RAND_LEN 32
|
||
|
|
#define EAP_PAX_MSK_LEN 64
|
||
|
|
#define EAP_PAX_MAC_LEN 16
|
||
|
|
#define EAP_PAX_ICV_LEN 16
|
||
|
|
#define EAP_PAX_AK_LEN 16
|
||
|
|
#define EAP_PAX_MK_LEN 16
|
||
|
|
#define EAP_PAX_CK_LEN 16
|
||
|
|
#define EAP_PAX_ICK_LEN 16
|
||
|
|
|
||
|
|
|
||
|
|
int eap_pax_kdf(u8 mac_id, const u8 *key, size_t key_len,
|
||
|
|
const char *identifier,
|
||
|
|
const u8 *entropy, size_t entropy_len,
|
||
|
|
size_t output_len, u8 *output);
|
||
|
|
int eap_pax_mac(u8 mac_id, const u8 *key, size_t key_len,
|
||
|
|
const u8 *data1, size_t data1_len,
|
||
|
|
const u8 *data2, size_t data2_len,
|
||
|
|
const u8 *data3, size_t data3_len,
|
||
|
|
u8 *mac);
|
||
|
|
int eap_pax_initial_key_derivation(u8 mac_id, const u8 *ak, const u8 *e,
|
||
|
|
u8 *mk, u8 *ck, u8 *ick);
|
||
|
|
|
||
|
|
#endif /* EAP_PAX_COMMON_H */
|