hotspotfw/hsserver/src/hssscaninfoie.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 31 Aug 2010 16:18:40 +0300
branchRCL_3
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permissions -rw-r--r--
Revision: 201029 Kit: 201035
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/*
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* Copyright (c) 2002-2006 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 "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:   Implementation of the ScanInfoIe class.
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*
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*/
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#include "hssscaninfoie.h"
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// Defines the id byte of the RSN Information Element.
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const TUint8 SCANINFOIE_RSNIE_ID = 48;
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// Defines the static offsets for different fields in RSN IE.
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const TUint32 SCANINFOIE_RSNIE_GROUP_SUITE_OFFSET = 2;
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const TUint32 SCANINFOIE_RSNIE_PAIRWISE_SUITE_COUNT_OFFSET = 6;
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const TUint32 SCANINFOIE_RSNIE_PAIRWISE_SUITE_OFFSET = 8;
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// Defines the OUIs used in RSN IEs.
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const TUint32 SCANINFOIE_OUI_LENGTH = 4;
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const TUint8 SCANINFOIE_RSNIE_OUI_CCMP[] = { 0x00, 0x0F, 0xAC, 0x04 };
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const TUint8 SCANINFOIE_RSNIE_OUI_EAP[] = { 0x00, 0x0F, 0xAC, 0x01 };
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const TUint8 SCANINFOIE_RSNIE_OUI_PSK[] = { 0x00, 0x0F, 0xAC, 0x02 };
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// Defines the static offsets for different fields in RSN IE.
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const TUint32 SCANINFOIE_WPAIE_PAIRWISE_SUITE_COUNT_OFFSET = 10;
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const TUint32 SCANINFOIE_WPAIE_PAIRWISE_SUITE_OFFSET = 12;
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// Defines the OUIs used in WPA IEs.
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const TUint8 SCANINFOIE_WPAIE_OUI_EAP[] = { 0x00, 0x50, 0xF2, 0x01 };
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const TUint8 SCANINFOIE_WPAIE_OUI_PSK[] = { 0x00, 0x50, 0xF2, 0x02 };
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// ============================ MEMBER FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// ScanInfoIe::ScanInfoIe
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// C++ default constructor can NOT contain any code, that
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// might leave.
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// -----------------------------------------------------------------------------
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//
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HssScanInfoIe::HssScanInfoIe()
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    {
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    }
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// Destructor
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HssScanInfoIe::~HssScanInfoIe()
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    {    
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    }
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// -----------------------------------------------------------------------------
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// ScanInfoIe::SecurityMode
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// -----------------------------------------------------------------------------
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//
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HssSecurityMode HssScanInfoIe::SecurityMode(
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    HssScanInfo& info )
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    {
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    TUint8 wpaie_length( 0 );
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    const TUint8* wpaie_data = NULL;
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    TUint8 rsnie_length( 0 );
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    const TUint8* rsnie_data = NULL;
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    info.InformationElement( SCANINFOIE_RSNIE_ID, rsnie_length, &rsnie_data );
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    info.WpaIE( wpaie_length, &wpaie_data );
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    if ( !info.Privacy() )
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        {
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        if ( !wpaie_length && !rsnie_length )
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            {
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            return HssSecurityModeOpen;
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            }
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        return HssSecurityMode802_1x;
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        }
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    if ( !wpaie_length && !rsnie_length )
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        {
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        return HssSecurityModeWep;
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        }
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    if ( rsnie_length )
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        {        
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        if ( IsKeyManagement(
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            HssScanInfoIeTypeRsn,
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            HssScanInfoIeKeyManagementPsk,
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            rsnie_length,
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            rsnie_data ) )
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            {
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            if ( IsWpa2Ciphers(
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                HssScanInfoIeTypeRsn,
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                rsnie_length,
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                rsnie_data ) )
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                {
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                return HssSecurityModeWpa2Psk;
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                }
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            return HssSecurityModeWpaPsk;            
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            }
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        else if ( IsKeyManagement(
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            HssScanInfoIeTypeRsn,
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            HssScanInfoIeKeyManagementEap,
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            rsnie_length,
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            rsnie_data ) )
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parents:
diff changeset
   113
            {
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   114
            if ( IsWpa2Ciphers(
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   115
                HssScanInfoIeTypeRsn,
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   116
                rsnie_length,
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   117
                rsnie_data ) )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   118
                {                
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   119
                return HssSecurityModeWpa2Eap;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   120
                }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   121
            
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   122
            return HssSecurityModeWpaEap;            
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   123
            }                        
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   124
        }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   125
        
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   126
    if ( wpaie_length )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   127
        {
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   128
        if ( IsKeyManagement(
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   129
            HssScanInfoIeTypeWpa,
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   130
            HssScanInfoIeKeyManagementPsk,
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   131
            wpaie_length,
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   132
            wpaie_data ) )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   133
            {
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   134
            return HssSecurityModeWpaPsk;            
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   135
            }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   136
        else if ( IsKeyManagement(
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   137
            HssScanInfoIeTypeWpa,
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   138
            HssScanInfoIeKeyManagementEap,
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   139
            wpaie_length,
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   140
            wpaie_data ) )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   141
            {
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   142
            return HssSecurityModeWpaEap;            
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   143
            }        
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   144
        }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   145
    
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   146
    return HssSecurityMode802_1x;
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   147
    }
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   148
 
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   149
// -----------------------------------------------------------------------------
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   150
// ScanInfoIe::Compare
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   151
// -----------------------------------------------------------------------------
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   152
//   
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   153
TInt HssScanInfoIe::Compare(
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   154
    const unsigned char* pl,
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   155
    int ll, 
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   156
    const unsigned char* pr, 
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   157
    int rl )
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   158
    {
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   159
    if ( ll != rl )
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   160
        return ll - rl;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   161
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   162
    if ( pl == pr )
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   163
        return 0;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   164
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   165
    for ( int i( 0 ); i < ll; ++i )
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   166
        if ( *(pl+i) != *(pr+i) )
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   167
            return *(pl+i) - *(pr+i);
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   168
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   169
    return 0;    
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   170
    }
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   171
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   172
// -----------------------------------------------------------------------------
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   173
// ScanInfoIe::IsKeyManagement
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   174
// -----------------------------------------------------------------------------
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   175
//
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   176
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   177
TBool HssScanInfoIe::IsKeyManagement(
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   178
    HssScanInfoIeType ie_type,
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   179
    HssScanInfoIeKeyManagement key_type,
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   180
    TUint8 /* ie_length */,
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   181
    const TUint8* ie_data )
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   182
    {
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   183
    const TUint8* key_data = NULL;
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   184
    const TUint8* key_comp = NULL;
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   185
   
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   186
    if ( ie_type == HssScanInfoIeTypeRsn )
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   187
        {
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   188
        if ( key_type == HssScanInfoIeKeyManagementEap )
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   189
            {
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   190
            key_comp = &SCANINFOIE_RSNIE_OUI_EAP[0];
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   191
            }
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   192
        else
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   193
            {
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   194
            key_comp = &SCANINFOIE_RSNIE_OUI_PSK[0];
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   195
            }
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   196
        TUint32 suites( *( ie_data + SCANINFOIE_RSNIE_PAIRWISE_SUITE_COUNT_OFFSET ) );
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   197
        key_data = ie_data + SCANINFOIE_RSNIE_PAIRWISE_SUITE_OFFSET +
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   198
            ( suites * SCANINFOIE_OUI_LENGTH );
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   199
        }
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   200
    else
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   201
        {
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   202
        if ( key_type == HssScanInfoIeKeyManagementEap )
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   203
            {
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   204
            key_comp = &SCANINFOIE_WPAIE_OUI_EAP[0];
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
            }
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   206
        else
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   207
            {
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   208
            key_comp = &SCANINFOIE_WPAIE_OUI_PSK[0];
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   209
            }
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   210
        TUint32 suites( *( ie_data + SCANINFOIE_WPAIE_PAIRWISE_SUITE_COUNT_OFFSET ) );
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   211
        key_data = ie_data + SCANINFOIE_WPAIE_PAIRWISE_SUITE_OFFSET +
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   212
            ( suites * SCANINFOIE_OUI_LENGTH );        
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   213
        }
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   214
    TUint16 key_suites( *key_data );
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   215
    key_data += sizeof( key_suites );
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   216
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   217
    while ( key_suites-- )
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   218
        {
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   219
        if ( !Compare(
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   220
            key_data + ( key_suites * SCANINFOIE_OUI_LENGTH ), SCANINFOIE_OUI_LENGTH,
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   221
            key_comp, SCANINFOIE_OUI_LENGTH ) )
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   222
            {
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   223
            return true;
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   224
            }
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   225
        }
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   226
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   227
    return false;
56b72877c1cb Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   228
    };
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// -----------------------------------------------------------------------------
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// ScanInfoIe::IsWpa2Ciphers
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// -----------------------------------------------------------------------------
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//
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TBool HssScanInfoIe::IsWpa2Ciphers(
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    HssScanInfoIeType ie_type,
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    TUint8 /* ie_length */,
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    const TUint8* ie_data )
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    {
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    /**
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    * WPA IE is not used in WPA2
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    */    
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    if ( ie_type == HssScanInfoIeTypeWpa )
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        {
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        return false;
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        }
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    const TUint8* cipher =
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        ie_data + SCANINFOIE_RSNIE_GROUP_SUITE_OFFSET;
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    if ( Compare(
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        cipher, SCANINFOIE_OUI_LENGTH,
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        &SCANINFOIE_RSNIE_OUI_CCMP[0], SCANINFOIE_OUI_LENGTH ) )
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        {
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        return false;
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        }
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    TUint32 suites( *( ie_data + SCANINFOIE_RSNIE_PAIRWISE_SUITE_COUNT_OFFSET ) );
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    cipher = ie_data + SCANINFOIE_RSNIE_PAIRWISE_SUITE_OFFSET;
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    while ( suites-- )
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        {
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        if ( !Compare(
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            cipher + ( suites * SCANINFOIE_OUI_LENGTH ), SCANINFOIE_OUI_LENGTH,
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            &SCANINFOIE_RSNIE_OUI_CCMP[0], SCANINFOIE_OUI_LENGTH ) )
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            {
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            return true;
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            }
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        }
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    return false;
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    }