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/*
* EAP peer method: EAP-TLV (draft-josefsson-pppext-eap-tls-eap-07.txt)
* Copyright (c) 2004-2008, Jouni Malinen <j@w1.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_TLV_H
#define EAP_TLV_H
/* EAP-TLV TLVs (draft-josefsson-ppext-eap-tls-eap-07.txt) */
#define EAP_TLV_RESULT_TLV 3 /* Acknowledged Result */
#define EAP_TLV_NAK_TLV 4
#define EAP_TLV_CRYPTO_BINDING_TLV 5
#define EAP_TLV_CONNECTION_BINDING_TLV 6
#define EAP_TLV_VENDOR_SPECIFIC_TLV 7
#define EAP_TLV_URI_TLV 8
#define EAP_TLV_EAP_PAYLOAD_TLV 9
#define EAP_TLV_INTERMEDIATE_RESULT_TLV 10
#define EAP_TLV_PAC_TLV 11 /* draft-cam-winget-eap-fast-01.txt */
#define EAP_TLV_CRYPTO_BINDING_TLV_ 12 /* draft-cam-winget-eap-fast-01.txt */
#define EAP_TLV_RESULT_SUCCESS 1
#define EAP_TLV_RESULT_FAILURE 2
#define EAP_TLV_TYPE_MANDATORY 0x8000
#ifdef _MSC_VER
#pragma pack(push, 1)
#endif /* _MSC_VER */
struct eap_tlv_hdr {
u16 tlv_type;
u16 length;
} STRUCT_PACKED;
struct eap_tlv_nak_tlv {
u16 tlv_type;
u16 length;
u32 vendor_id;
u16 nak_type;
} STRUCT_PACKED;
struct eap_tlv_result_tlv {
u16 tlv_type;
u16 length;
u16 status;
} STRUCT_PACKED;
struct eap_tlv_intermediate_result_tlv {
u16 tlv_type;
u16 length;
u16 status;
} STRUCT_PACKED;
struct eap_tlv_crypto_binding__tlv {
u16 tlv_type;
u16 length;
u8 reserved;
u8 version;
u8 received_version;
u8 subtype;
u8 nonce[32];
u8 compound_mac[20];
} STRUCT_PACKED;
struct eap_tlv_pac_ack_tlv {
u16 tlv_type;
u16 length;
u16 pac_type;
u16 pac_len;
u16 result;
} STRUCT_PACKED;
#ifdef _MSC_VER
#pragma pack(pop)
#endif /* _MSC_VER */
#define EAP_TLV_CRYPTO_BINDING_SUBTYPE_REQUEST 0
#define EAP_TLV_CRYPTO_BINDING_SUBTYPE_RESPONSE 1
u8 * eap_tlv_build_nak(int id, u16 nak_type, size_t *resp_len);
u8 * eap_tlv_build_result(int id, u16 status, size_t *resp_len);
int eap_tlv_process(struct eap_sm *sm, struct eap_method_ret *ret,
const struct eap_hdr *hdr, u8 **resp, size_t *resp_len,
int force_failure);
#endif /* EAP_TLV_H */
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