wlan_bearer/wlanengine/wlan_common/wlanengine_common_3.1/src/core_frame_nr_ie.cpp
/*
* Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of the License "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description: Class for parsing Neighbor Report IEs.
*
*/
#include "core_frame_nr_ie.h"
#include "core_tools.h"
#include "core_tools_parser.h"
#include "am_debug.h"
const u8_t CORE_FRAME_NR_IE_PARAMETER_REQ_MIN_LENGTH = 34;
const u8_t CORE_FRAME_NR_IE_PARAMETER_RESP_MIN_LENGTH = 15;
const u8_t CORE_FRAME_NR_IE_PARAMETER_BSSID_OFFSET = 2;
const u8_t CORE_FRAME_NR_IE_PARAMETER_BSSID_INFO_OFFSET = 8;
const u8_t CORE_FRAME_NR_IE_PARAMETER_REGULATORY_CLASS_OFFSET = 12;
const u8_t CORE_FRAME_NR_IE_PARAMETER_CHANNEL_NUMBER_OFFSET = 13;
const u8_t CORE_FRAME_NR_IE_PARAMETER_PHY_TYPE_OFFSET = 14;
// ---------------------------------------------------------------------------
// ---------------------------------------------------------------------------
//
core_frame_nr_ie_c* core_frame_nr_ie_c::instance(
const core_frame_dot11_ie_c& ie )
{
if ( ie.data_length() < CORE_FRAME_NR_IE_PARAMETER_RESP_MIN_LENGTH )
{
DEBUG( "core_frame_nr_ie_c::instance() - not a valid IE, invalid length" );
return NULL;
}
core_frame_nr_ie_c* instance = new core_frame_nr_ie_c(
ie.data_length(),
ie.data(),
0 );
if ( !instance )
{
DEBUG( "core_frame_nr_ie_c::instance() - unable to create an instance" );
return NULL;
}
return instance;
}
// ---------------------------------------------------------------------------
// ---------------------------------------------------------------------------
//
core_frame_nr_ie_c* core_frame_nr_ie_c::instance(
const core_ssid_s& ssid )
{
const u8_t max_length = CORE_FRAME_NR_IE_PARAMETER_REQ_MIN_LENGTH;
u8_t* buffer = new u8_t[max_length];
if ( !buffer )
{
DEBUG( "core_frame_nr_ie_c::instance() - unable to create the internal buffer" );
return NULL;
}
core_frame_nr_ie_c* instance =
new core_frame_nr_ie_c( 0, buffer, max_length );
if ( !instance )
{
DEBUG( "core_frame_nr_ie_c::instance() - unable to create an instance" );
delete [] buffer;
return NULL;
}
instance->generate( ssid );
return instance;
}
// ---------------------------------------------------------------------------
// ---------------------------------------------------------------------------
//
void core_frame_nr_ie_c::generate(
const core_ssid_s& ssid )
{
ASSERT( !data_length_m );
ASSERT( max_data_length_m );
core_frame_dot11_ie_c::generate( core_frame_dot11_ie_c::core_frame_dot11_ie_element_id_ssid );
// SSID
core_tools_c::fillz(
&data_m[data_length_m],
MAX_SSID_LEN );
core_tools_c::copy(
&data_m[data_length_m],
&ssid.ssid[0],
ssid.length );
data_length_m += MAX_SSID_LEN;
set_length( data_length_m );
}
// ---------------------------------------------------------------------------
// ---------------------------------------------------------------------------
//
core_frame_nr_ie_c::~core_frame_nr_ie_c()
{
DEBUG1( "core_frame_nr_ie_c::~core_frame_nr_ie_c() @ 0x%08X", this );
DEBUG1( "core_frame_nr_ie_c::~core_frame_nr_ie_c() - data @ 0x%08X", data_m );
}
// ---------------------------------------------------------------------------
// ---------------------------------------------------------------------------
//
core_mac_address_s core_frame_nr_ie_c::bssid() const
{
core_mac_address_s mac_addr( ZERO_MAC_ADDR );
core_tools_c::copy( &mac_addr, &data_m[CORE_FRAME_NR_IE_PARAMETER_BSSID_OFFSET], sizeof( core_mac_address_s ) );
return mac_addr;
}
// ---------------------------------------------------------------------------
// ---------------------------------------------------------------------------
//
u32_t core_frame_nr_ie_c::bssid_info() const
{
return core_tools_c::get_u32(
data_m,
CORE_FRAME_NR_IE_PARAMETER_BSSID_INFO_OFFSET );
}
// ---------------------------------------------------------------------------
// ---------------------------------------------------------------------------
//
u8_t core_frame_nr_ie_c::regulatory_class() const
{
return data_m[CORE_FRAME_NR_IE_PARAMETER_REGULATORY_CLASS_OFFSET];
}
// ---------------------------------------------------------------------------
// ---------------------------------------------------------------------------
//
u8_t core_frame_nr_ie_c::channel_number() const
{
return data_m[CORE_FRAME_NR_IE_PARAMETER_CHANNEL_NUMBER_OFFSET];
}
// ---------------------------------------------------------------------------
// ---------------------------------------------------------------------------
//
u8_t core_frame_nr_ie_c::phy_type() const
{
return data_m[CORE_FRAME_NR_IE_PARAMETER_PHY_TYPE_OFFSET];
}
// ---------------------------------------------------------------------------
// ---------------------------------------------------------------------------
//
core_frame_nr_ie_c::core_frame_nr_ie_c(
u16_t data_length,
const u8_t* data,
u16_t max_data_length ) :
core_frame_dot11_ie_c( data_length, data, max_data_length )
{
}