/*

* Copyright (c) 2001-2006 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:  EAP and WLAN authentication protocols.

*

*/

// This is enumeration of EAPOL source code.

#if defined(USE_EAP_MINIMUM_RELEASE_TRACES)

	#undef EAP_FILE_NUMBER_ENUM

	#define EAP_FILE_NUMBER_ENUM 102 

	#undef EAP_FILE_NUMBER_DATE 

	#define EAP_FILE_NUMBER_DATE 1127594498 

#endif //#if defined(USE_EAP_MINIMUM_RELEASE_TRACES)

#include "eap_radius_attribute_header.h"

#include "eap_header_string.h"

/** @file */

// 

EAP_FUNC_EXPORT eap_radius_attribute_header_c::~eap_radius_attribute_header_c()

{

}

// 

EAP_FUNC_EXPORT eap_radius_attribute_header_c::eap_radius_attribute_header_c(

	abs_eap_am_tools_c * const tools,

	void * const header_buffer,

	const u32_t header_buffer_length)

	: eap_general_header_base_c(tools, header_buffer, header_buffer_length)

	  , m_am_tools(tools)

{

}

EAP_FUNC_EXPORT eap_diameter_avp_code_c eap_radius_attribute_header_c::get_current_payload() const

{

	const u8_t * const payload_data = get_header_offset(m_type_offset, sizeof(u8_t));

	if (payload_data != 0)

	{

		eap_diameter_avp_code_c avp_code(static_cast<eap_diameter_avp_code_of_ietf_e>(*payload_data));

		return avp_code;

	}

	else

	{

		return eap_diameter_avp_code_none;

	}

}

EAP_FUNC_EXPORT u16_t eap_radius_attribute_header_c::get_length() const

{

	const u8_t * const length_data = get_header_offset(m_length_offset, sizeof(u8_t));

	if (length_data != 0)

	{

		return static_cast<u16_t>(*length_data);

	}

	else

	{

		return 0ul;

	}

}

EAP_FUNC_EXPORT u32_t eap_radius_attribute_header_c::get_data_length() const

{

	if (get_length() > get_header_length())

		return static_cast<u32_t>(get_length()-get_header_length());

	else

		return 0;

}

EAP_FUNC_EXPORT u16_t eap_radius_attribute_header_c::get_header_length()

{

	return m_data_offset;

}

EAP_FUNC_EXPORT u16_t eap_radius_attribute_header_c::get_max_attribute_data_length()

{

	return static_cast<u16_t>((0xff & (~0)) - get_header_length());

}

EAP_FUNC_EXPORT u8_t * eap_radius_attribute_header_c::get_data_offset(const u32_t offset, const u32_t contignuous_bytes) const

{

	u32_t data_length = get_header_buffer_length() - get_header_length();

	if (data_length >= offset+contignuous_bytes

		&& contignuous_bytes > 0)

	{

		u8_t * const data = get_header_offset(m_data_offset, contignuous_bytes);

		if (data != 0)

		{

			return data+offset; // Data begins after the header.

		}

		else

		{

			return 0;

		}

	}

	else

	{

		EAP_ASSERT(

			data_length >= offset+contignuous_bytes

			&& contignuous_bytes > 0);

	}

	return 0;

}

EAP_FUNC_EXPORT u8_t * eap_radius_attribute_header_c::get_next_header() const

{

	if (get_header_buffer_length() >= get_data_length()+2ul*get_header_length())

	{

		return get_data_offset(get_data_length(), get_header_length());

	}

	else

	{

		return 0;

	}

}

EAP_FUNC_EXPORT void eap_radius_attribute_header_c::set_current_payload(

	const eap_diameter_avp_code_c p_current_payload)

{

	u8_t * const payload_type = get_header_offset(m_type_offset, sizeof(u8_t));

	EAP_ASSERT(payload_type != 0);

	*payload_type = static_cast<u8_t>(p_current_payload.get_vendor_code());

}

EAP_FUNC_EXPORT void eap_radius_attribute_header_c::set_data_length(const u16_t p_data_length)

{

	u32_t total_length = p_data_length+eap_radius_attribute_header_c::get_header_length();

	u8_t * const length_data = get_header_offset(m_length_offset, sizeof(u8_t));

	EAP_ASSERT(length_data != 0);

	*length_data = static_cast<u8_t>(total_length);

}

EAP_FUNC_EXPORT void eap_radius_attribute_header_c::reset_header(const u16_t data_length)

{

	set_current_payload(eap_diameter_avp_code_none);

	set_data_length(data_length);

}

EAP_FUNC_EXPORT eap_const_string eap_radius_attribute_header_c::get_payload_type_string() const

{

#if defined(USE_EAP_TRACE_STRINGS)

	const eap_diameter_avp_code_c payload_type = get_current_payload();

	EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_none)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_user_name)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_user_password)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_chap_password)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_nas_ip_address)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_nas_port)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_service_type)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_framed_protocol)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_framed_ip_address)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_framed_ip_netmask)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_framed_routing)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_filter_id)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_framed_mtu)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_framed_compression)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_login_ip_host)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_login_service)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_login_tcp_port)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_reply_message)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_callback_number)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_callback_id)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_framed_route)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_framed_ipx_network)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_state)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_class)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_vendor_specific)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_session_timeout)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_idle_timeout)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_termination_action)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_called_station_id)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_calling_station_id)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_nas_identifier)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_proxy_state)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_login_lat_service)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_login_lat_node)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_login_lat_group)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_framed_appletalk_link)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_framed_appletalk_network)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_framed_appletalk_zone)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_chap_challenge)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_nas_port_type)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_port_limit)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_login_lat_port)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_eap_message)

	else EAP_IF_RETURN_STRING(payload_type, eap_diameter_avp_code_message_authenticator)

#endif // #if defined(USE_EAP_TRACE_STRINGS)

	{

		return EAPL("Unknown RADIUS payload AT");

	}

}

EAP_FUNC_EXPORT eap_status_e eap_radius_attribute_header_c::check_header() const

{

	return EAP_STATUS_RETURN(m_am_tools, eap_status_ok);

}

// End.