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      1 /*
      2  * EAP server/peer: Shared EAP definitions
      3  * Copyright (c) 2004-2007, Jouni Malinen <j (at) 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_DEFS_H
     10 #define EAP_DEFS_H
     11 
     12 /* RFC 3748 - Extensible Authentication Protocol (EAP) */
     13 
     14 #ifdef _MSC_VER
     15 #pragma pack(push, 1)
     16 #endif /* _MSC_VER */
     17 
     18 struct eap_hdr {
     19 	u8 code;
     20 	u8 identifier;
     21 	be16 length; /* including code and identifier; network byte order */
     22 	/* followed by length-4 octets of data */
     23 } STRUCT_PACKED;
     24 
     25 #ifdef _MSC_VER
     26 #pragma pack(pop)
     27 #endif /* _MSC_VER */
     28 
     29 enum { EAP_CODE_REQUEST = 1, EAP_CODE_RESPONSE = 2, EAP_CODE_SUCCESS = 3,
     30        EAP_CODE_FAILURE = 4 };
     31 
     32 /* EAP Request and Response data begins with one octet Type. Success and
     33  * Failure do not have additional data. */
     34 
     35 /*
     36  * EAP Method Types as allocated by IANA:
     37  * http://www.iana.org/assignments/eap-numbers
     38  */
     39 typedef enum {
     40 	EAP_TYPE_NONE = 0,
     41 	EAP_TYPE_IDENTITY = 1 /* RFC 3748 */,
     42 	EAP_TYPE_NOTIFICATION = 2 /* RFC 3748 */,
     43 	EAP_TYPE_NAK = 3 /* Response only, RFC 3748 */,
     44 	EAP_TYPE_MD5 = 4, /* RFC 3748 */
     45 	EAP_TYPE_OTP = 5 /* RFC 3748 */,
     46 	EAP_TYPE_GTC = 6, /* RFC 3748 */
     47 	EAP_TYPE_TLS = 13 /* RFC 2716 */,
     48 	EAP_TYPE_LEAP = 17 /* Cisco proprietary */,
     49 	EAP_TYPE_SIM = 18 /* RFC 4186 */,
     50 	EAP_TYPE_TTLS = 21 /* RFC 5281 */,
     51 	EAP_TYPE_AKA = 23 /* RFC 4187 */,
     52 	EAP_TYPE_PEAP = 25 /* draft-josefsson-pppext-eap-tls-eap-06.txt */,
     53 	EAP_TYPE_MSCHAPV2 = 26 /* draft-kamath-pppext-eap-mschapv2-00.txt */,
     54 	EAP_TYPE_TLV = 33 /* draft-josefsson-pppext-eap-tls-eap-07.txt */,
     55 	EAP_TYPE_TNC = 38 /* TNC IF-T v1.0-r3; note: tentative assignment;
     56 			   * type 38 has previously been allocated for
     57 			   * EAP-HTTP Digest, (funk.com) */,
     58 	EAP_TYPE_FAST = 43 /* RFC 4851 */,
     59 	EAP_TYPE_PAX = 46 /* RFC 4746 */,
     60 	EAP_TYPE_PSK = 47 /* RFC 4764 */,
     61 	EAP_TYPE_SAKE = 48 /* RFC 4763 */,
     62 	EAP_TYPE_IKEV2 = 49 /* RFC 5106 */,
     63 	EAP_TYPE_AKA_PRIME = 50 /* RFC 5448 */,
     64 	EAP_TYPE_GPSK = 51 /* RFC 5433 */,
     65 	EAP_TYPE_PWD = 52 /* RFC 5931 */,
     66 	EAP_TYPE_EKE = 53 /* RFC 6124 */,
     67 	EAP_TYPE_EXPANDED = 254 /* RFC 3748 */
     68 } EapType;
     69 
     70 
     71 /* SMI Network Management Private Enterprise Code for vendor specific types */
     72 enum {
     73 	EAP_VENDOR_IETF = 0,
     74 	EAP_VENDOR_MICROSOFT = 0x000137 /* Microsoft */,
     75 	EAP_VENDOR_WFA = 0x00372A /* Wi-Fi Alliance (moved to WBA) */,
     76 	EAP_VENDOR_HOSTAP = 39068 /* hostapd/wpa_supplicant project */,
     77 	EAP_VENDOR_WFA_NEW = 40808 /* Wi-Fi Alliance */
     78 };
     79 
     80 #define EAP_VENDOR_UNAUTH_TLS EAP_VENDOR_HOSTAP
     81 #define EAP_VENDOR_TYPE_UNAUTH_TLS 1
     82 
     83 #define EAP_VENDOR_WFA_UNAUTH_TLS 13
     84 
     85 #define EAP_MSK_LEN 64
     86 #define EAP_EMSK_LEN 64
     87 
     88 #endif /* EAP_DEFS_H */
     89