eap_sake_common.h
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00001 /*
00002  * EAP server/peer: EAP-SAKE shared routines
00003  * Copyright (c) 2006-2007, Jouni Malinen <j@w1.fi>
00004  *
00005  * This program is free software; you can redistribute it and/or modify
00006  * it under the terms of the GNU General Public License version 2 as
00007  * published by the Free Software Foundation.
00008  *
00009  * Alternatively, this software may be distributed under the terms of BSD
00010  * license.
00011  *
00012  * See README and COPYING for more details.
00013  */
00014 
00015 #ifndef EAP_SAKE_COMMON_H
00016 #define EAP_SAKE_COMMON_H
00017 
00018 #define EAP_SAKE_VERSION 2
00019 
00020 #define EAP_SAKE_SUBTYPE_CHALLENGE 1
00021 #define EAP_SAKE_SUBTYPE_CONFIRM 2
00022 #define EAP_SAKE_SUBTYPE_AUTH_REJECT 3
00023 #define EAP_SAKE_SUBTYPE_IDENTITY 4
00024 
00025 #define EAP_SAKE_AT_RAND_S 1
00026 #define EAP_SAKE_AT_RAND_P 2
00027 #define EAP_SAKE_AT_MIC_S 3
00028 #define EAP_SAKE_AT_MIC_P 4
00029 #define EAP_SAKE_AT_SERVERID 5
00030 #define EAP_SAKE_AT_PEERID 6
00031 #define EAP_SAKE_AT_SPI_S 7
00032 #define EAP_SAKE_AT_SPI_P 8
00033 #define EAP_SAKE_AT_ANY_ID_REQ 9
00034 #define EAP_SAKE_AT_PERM_ID_REQ 10
00035 #define EAP_SAKE_AT_ENCR_DATA 128
00036 #define EAP_SAKE_AT_IV 129
00037 #define EAP_SAKE_AT_PADDING 130
00038 #define EAP_SAKE_AT_NEXT_TMPID 131
00039 #define EAP_SAKE_AT_MSK_LIFE 132
00040 
00041 #define EAP_SAKE_RAND_LEN 16
00042 #define EAP_SAKE_MIC_LEN 16
00043 #define EAP_SAKE_ROOT_SECRET_LEN 16
00044 #define EAP_SAKE_SMS_LEN 16
00045 #define EAP_SAKE_TEK_AUTH_LEN 16
00046 #define EAP_SAKE_TEK_CIPHER_LEN 16
00047 #define EAP_SAKE_TEK_LEN (EAP_SAKE_TEK_AUTH_LEN + EAP_SAKE_TEK_CIPHER_LEN)
00048 
00049 #ifdef _MSC_VER
00050 #pragma pack(push, 1)
00051 #endif /* _MSC_VER */
00052 
00053 struct eap_sake_hdr {
00054         u8 version; /* EAP_SAKE_VERSION */
00055         u8 session_id;
00056         u8 subtype;
00057 } STRUCT_PACKED;
00058 
00059 #ifdef _MSC_VER
00060 #pragma pack(pop)
00061 #endif /* _MSC_VER */
00062 
00063 
00064 struct eap_sake_parse_attr {
00065         const u8 *rand_s;
00066         const u8 *rand_p;
00067         const u8 *mic_s;
00068         const u8 *mic_p;
00069         const u8 *serverid;
00070         size_t serverid_len;
00071         const u8 *peerid;
00072         size_t peerid_len;
00073         const u8 *spi_s;
00074         size_t spi_s_len;
00075         const u8 *spi_p;
00076         size_t spi_p_len;
00077         const u8 *any_id_req;
00078         const u8 *perm_id_req;
00079         const u8 *encr_data;
00080         size_t encr_data_len;
00081         const u8 *iv;
00082         size_t iv_len;
00083         const u8 *next_tmpid;
00084         size_t next_tmpid_len;
00085         const u8 *msk_life;
00086 };
00087 
00088 int eap_sake_parse_attributes(const u8 *buf, size_t len,
00089                               struct eap_sake_parse_attr *attr);
00090 void eap_sake_derive_keys(const u8 *root_secret_a, const u8 *root_secret_b,
00091                           const u8 *rand_s, const u8 *rand_p,
00092                           u8 *tek, u8 *msk, u8 *emsk);
00093 int eap_sake_compute_mic(const u8 *tek_auth,
00094                          const u8 *rand_s, const u8 *rand_p,
00095                          const u8 *serverid, size_t serverid_len,
00096                          const u8 *peerid, size_t peerid_len,
00097                          int peer, const u8 *eap, size_t eap_len,
00098                          const u8 *mic_pos, u8 *mic);
00099 void eap_sake_add_attr(struct wpabuf *buf, u8 type, const u8 *data,
00100                        size_t len);
00101 
00102 #endif /* EAP_SAKE_COMMON_H */


wpa_supplicant_node
Author(s): Package maintained by Blaise Gassend
autogenerated on Thu Jan 2 2014 11:25:13