author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 04 Oct 2010 00:19:54 +0300 | |
changeset 52 | c23bdf5a328a |
parent 33 | 938269283a16 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2001-2006 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of the License "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: EAP and WLAN authentication protocols. |
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* |
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*/ |
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/* |
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* %version: % |
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*/ |
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#if !defined(_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H_) |
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#define _EAPOL_RSNA_KEY_DATA_GTK_HEADER_H_ |
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#include "eapol_header.h" |
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#include "eap_general_header_base.h" |
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#include "eapol_key_header.h" |
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#include "eap_am_export.h" |
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// Start: added by script change_export_macros.sh. |
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#if defined(EAP_NO_EXPORT_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H) |
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#define EAP_CLASS_VISIBILITY_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H EAP_NONSHARABLE |
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#define EAP_FUNC_VISIBILITY_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H |
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#define EAP_C_FUNC_VISIBILITY_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H |
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#define EAP_FUNC_EXPORT_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H |
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#define EAP_C_FUNC_EXPORT_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H |
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#elif defined(EAP_EXPORT_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H) |
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#define EAP_CLASS_VISIBILITY_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H EAP_EXPORT |
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#define EAP_FUNC_VISIBILITY_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H EAP_FUNC_EXPORT |
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#define EAP_C_FUNC_VISIBILITY_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H EAP_C_FUNC_EXPORT |
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#define EAP_FUNC_EXPORT_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H EAP_FUNC_EXPORT |
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#define EAP_C_FUNC_EXPORT_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H EAP_C_FUNC_EXPORT |
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#else |
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#define EAP_CLASS_VISIBILITY_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H EAP_IMPORT |
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#define EAP_FUNC_VISIBILITY_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H EAP_FUNC_IMPORT |
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#define EAP_C_FUNC_VISIBILITY_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H EAP_C_FUNC_IMPORT |
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#define EAP_FUNC_EXPORT_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H |
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#define EAP_C_FUNC_EXPORT_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H |
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#endif |
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// End: added by script change_export_macros.sh. |
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//------------------------------------------------------ |
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/// This is base class of EAPOL RSNA key data GTK header. |
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/** |
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* @code |
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* 0 1 2 3 4 5 6 7 |
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* +-------+-------+-------+-------+-------+-------+-------+-------+ |
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* | Key ID | Tx | Reserved | |
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* +-------+-------+-------+-------+-------+-------+-------+-------+ |
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* | Reserved | |
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* +-------+-------+-------+-------+-------+-------+-------+-------+ |
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* | GTK (Length -6) Octets | |
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* +- -+ |
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* | | |
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* +-------+-------+-------+-------+-------+-------+-------+-------+ |
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* @endcode |
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*/ |
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class EAP_CLASS_VISIBILITY_EAPOL_RSNA_KEY_DATA_GTK_HEADER_H eapol_rsna_key_data_gtk_header_c |
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: public eap_general_header_base_c |
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{ |
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private: |
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//-------------------------------------------------- |
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|
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/// This is pointer to the tools class. |
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abs_eap_am_tools_c * const m_am_tools; |
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|
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//-------------------------------------------------- |
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public: |
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//-------------------------------------------------- |
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|
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enum eapol_rsna_key_data_gtk_header_constants_e |
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{ |
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EAPOL_RSNA_KEY_DATA_FLAGS_FIELD_SIZE = sizeof(u8_t), |
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EAPOL_RSNA_KEY_DATA_RESERVED_FIELD_SIZE = sizeof(u8_t), |
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EAPOL_RSNA_KEY_DATA_INVALID_GTK_INDEX = 0xff, |
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}; |
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|
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//-------------------------------------------------- |
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protected: |
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//-------------------------------------------------- |
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|
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enum offsets_e |
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{ |
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m_offset_flags = 0ul, |
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m_offset_reserved = m_offset_flags + EAPOL_RSNA_KEY_DATA_FLAGS_FIELD_SIZE, |
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m_offset_gtk = m_offset_reserved + EAPOL_RSNA_KEY_DATA_RESERVED_FIELD_SIZE, |
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}; |
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enum eapol_rsna_key_data_gtk_header_masks_e |
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{ |
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EAPOL_RSNA_KEY_DATA_GTK_INDEX_MASK = 0x03, |
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EAPOL_RSNA_KEY_DATA_TX_MASK = 0x04, |
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EAPOL_RSNA_KEY_DATA_RESERVED_MASK = 0xf8, |
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}; |
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enum eapol_rsna_key_data_gtk_header_shift_e |
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{ |
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EAPOL_RSNA_KEY_DATA_GTK_INDEX_SHIFT = 0x00, |
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EAPOL_RSNA_KEY_DATA_TX_SHIFT = 0x02, |
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EAPOL_RSNA_KEY_DATA_RESERVED_SHIFT = 0x03, |
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}; |
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//-------------------------------------------------- |
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public: |
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//-------------------------------------------------- |
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// |
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virtual ~eapol_rsna_key_data_gtk_header_c(); |
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// |
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eapol_rsna_key_data_gtk_header_c( |
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abs_eap_am_tools_c * const tools, |
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void * const header_begin, |
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const u32_t header_buffer_length); |
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u8_t get_key_index() const; |
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bool get_tx_bit() const; |
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u8_t * get_gtk_offset(const u32_t offset, const u32_t contignuous_bytes) const; |
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/** |
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* This function returns pointer to the GTK. |
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* @param contignuous_bytes is the length of queried data in bytes. |
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*/ |
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u8_t * get_gtk(const u32_t contignuous_bytes) const; |
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static u16_t get_header_length(); |
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eap_status_e set_key_index(const u32_t index); |
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eap_status_e set_tx(const bool tx); |
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eap_status_e set_reserved_flag(const u32_t reserved); |
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eap_status_e set_reserved_field(const u32_t reserved); |
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eap_status_e check_header() const; |
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eap_status_e reset_header(); |
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// |
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//-------------------------------------------------- |
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}; // class eapol_rsna_key_data_gtk_header_c |
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#endif //#if !defined(_EAPOL_RSNA_KEY_DATA_HEADER_H_) |
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//------------------------------------------------------ |
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// End. |