wpa_supplicant_node: wpa_supplicant_node: eap_gpsk

00001 /*
00002  * EAP server/peer: EAP-GPSK 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_GPSK_COMMON_H
00016 #define EAP_GPSK_COMMON_H
00017 
00018 #define EAP_GPSK_OPCODE_GPSK_1 1
00019 #define EAP_GPSK_OPCODE_GPSK_2 2
00020 #define EAP_GPSK_OPCODE_GPSK_3 3
00021 #define EAP_GPSK_OPCODE_GPSK_4 4
00022 #define EAP_GPSK_OPCODE_FAIL 5
00023 #define EAP_GPSK_OPCODE_PROTECTED_FAIL 6
00024 
00025 /* Failure-Code in GPSK-Fail and GPSK-Protected-Fail */
00026 #define EAP_GPSK_FAIL_PSK_NOT_FOUND 0x00000001
00027 #define EAP_GPSK_FAIL_AUTHENTICATION_FAILURE 0x00000002
00028 #define EAP_GPSK_FAIL_AUTHORIZATION_FAILURE 0x00000003
00029 
00030 #define EAP_GPSK_RAND_LEN 32
00031 #define EAP_GPSK_MAX_SK_LEN 32
00032 #define EAP_GPSK_MAX_PK_LEN 32
00033 #define EAP_GPSK_MAX_MIC_LEN 32
00034 
00035 #define EAP_GPSK_VENDOR_IETF            0x00000000
00036 #define EAP_GPSK_CIPHER_RESERVED        0x000000
00037 #define EAP_GPSK_CIPHER_AES             0x000001
00038 #define EAP_GPSK_CIPHER_SHA256          0x000002
00039 
00040 
00041 #ifdef _MSC_VER
00042 #pragma pack(push, 1)
00043 #endif /* _MSC_VER */
00044 
00045 struct eap_gpsk_csuite {
00046         u8 vendor[4];
00047         u8 specifier[2];
00048 } STRUCT_PACKED;
00049 
00050 #ifdef _MSC_VER
00051 #pragma pack(pop)
00052 #endif /* _MSC_VER */
00053 
00054 int eap_gpsk_supported_ciphersuite(int vendor, int specifier);
00055 int eap_gpsk_derive_keys(const u8 *psk, size_t psk_len, int vendor,
00056                          int specifier,
00057                          const u8 *rand_client, const u8 *rand_server,
00058                          const u8 *id_client, size_t id_client_len,
00059                          const u8 *id_server, size_t id_server_len,
00060                          u8 *msk, u8 *emsk, u8 *sk, size_t *sk_len,
00061                          u8 *pk, size_t *pk_len);
00062 size_t eap_gpsk_mic_len(int vendor, int specifier);
00063 int eap_gpsk_compute_mic(const u8 *sk, size_t sk_len, int vendor,
00064                          int specifier, const u8 *data, size_t len, u8 *mic);
00065 
00066 #endif /* EAP_GPSK_COMMON_H */
eap_gpsk_common.h
