/*

* 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 23 

	#undef EAP_FILE_NUMBER_DATE 

	#define EAP_FILE_NUMBER_DATE 1127594498 

#endif //#if defined(USE_EAP_MINIMUM_RELEASE_TRACES)

#include "eap_expanded_type.h"

#include "eap_header.h"

//--------------------------------------------------

EAP_FUNC_EXPORT eap_expanded_type_c::~eap_expanded_type_c()

{

}

//--------------------------------------------------

EAP_FUNC_EXPORT eap_expanded_type_c::eap_expanded_type_c()

{

	m_vendor_id = eap_type_vendor_id_ietf;

	m_vendor_type = static_cast<u32_t>(eap_type_none);

}

//--------------------------------------------------

EAP_FUNC_EXPORT eap_expanded_type_c::eap_expanded_type_c(

	const eap_type_vendor_id_e vendor_id,

	const u32_t vendor_type)

{

	m_vendor_id = vendor_id;

	m_vendor_type = vendor_type;

}

//--------------------------------------------------

EAP_FUNC_EXPORT eap_expanded_type_c::eap_expanded_type_c(

	const eap_type_ietf_values_e type)

{

	m_vendor_id = eap_type_vendor_id_ietf;

	m_vendor_type = static_cast<u32_t>(type);

}

//--------------------------------------------------

EAP_FUNC_EXPORT bool eap_expanded_type_c::is_expanded_type(const eap_type_ietf_values_e eap_type)

{

	return (eap_type == eap_type_expanded_type);

}

//--------------------------------------------------

#if defined(USE_EAP_EXPANDED_TYPES)

EAP_FUNC_EXPORT bool eap_expanded_type_c::is_ietf_type(const eap_expanded_type_c eap_type)

{

	return (eap_type.get_vendor_id() == eap_type_vendor_id_ietf

			&& eap_type.get_vendor_type() < eap_type_expanded_type);

}

#else

EAP_FUNC_EXPORT bool eap_expanded_type_c::is_ietf_type(const eap_type_ietf_values_e eap_type)

{

	return (eap_type < eap_type_expanded_type);

}

#endif //#if defined(USE_EAP_EXPANDED_TYPES)

//--------------------------------------------------

EAP_FUNC_EXPORT eap_status_e eap_expanded_type_c::get_type_data(

	abs_eap_am_tools_c * const am_tools,

	eap_type_ietf_values_e * const type)

{

	if (type == 0)

	{

		EAP_UNREFERENCED_PARAMETER(am_tools);

		return EAP_STATUS_RETURN(am_tools, eap_status_illegal_parameter);

	}

	if (m_vendor_type < eap_type_expanded_type

		&& m_vendor_id == eap_type_vendor_id_ietf)

	{

		*type = static_cast<eap_type_ietf_values_e>(m_vendor_type);

	}

	else 

	{

		// This is EAP type of other vendor than IETF.

		// This cannot be denoted in eap_type_ietf_values_e.

		*type = static_cast<eap_type_ietf_values_e>(m_vendor_type);

	}

	return EAP_STATUS_RETURN(am_tools, eap_status_ok);

}

//--------------------------------------------------

EAP_FUNC_EXPORT eap_status_e eap_expanded_type_c::get_type_data(

	abs_eap_am_tools_c * const am_tools,

	eap_expanded_type_c * const type)

{

	if (type == 0)

	{

		EAP_UNREFERENCED_PARAMETER(am_tools);

		return EAP_STATUS_RETURN(am_tools, eap_status_illegal_parameter);

	}

	*type = *this;

	return EAP_STATUS_RETURN(am_tools, eap_status_ok);

}

//--------------------------------------------------

EAP_FUNC_EXPORT eap_status_e eap_expanded_type_c::get_expanded_type_data(

	abs_eap_am_tools_c * const am_tools,

	eap_variable_data_c * const data)

{

	if (data == 0)

	{

		EAP_UNREFERENCED_PARAMETER(am_tools);

		return EAP_STATUS_RETURN(am_tools, eap_status_illegal_parameter);

	}

	eap_status_e status = data->reset();

	if (status != eap_status_ok)

	{

		return EAP_STATUS_RETURN(am_tools, status);

	}

	status = data->set_buffer_length(get_eap_expanded_type_size());

	if (status != eap_status_ok)

	{

		return EAP_STATUS_RETURN(am_tools, status);

	}

	status = data->set_data_length(get_eap_expanded_type_size());

	if (status != eap_status_ok)

	{

		return EAP_STATUS_RETURN(am_tools, status);

	}

	u32_t offset = 0ul;

	{

		u8_t * const ietf_type = static_cast<u8_t *>(data->get_data_offset(offset, m_ietf_type_size));

		if (ietf_type == 0)

		{

			return EAP_STATUS_RETURN(am_tools, eap_status_illegal_parameter);

		}

		offset += m_ietf_type_size;

		*ietf_type = static_cast<u8_t>(eap_type_expanded_type);

	}

	{

		u8_t * const vendor_id = data->get_data_offset(offset, m_vendor_id_size);

		if (vendor_id == 0)

		{

			return EAP_STATUS_RETURN(am_tools, eap_status_illegal_parameter);

		}

		offset += m_vendor_id_size;

		status = eap_write_u24_t_network_order(

			vendor_id,

			m_vendor_id_size,

			m_vendor_id);

		if (status != eap_status_ok)

		{

			return EAP_STATUS_RETURN(am_tools, status);

		}

	}

	{

		u8_t * const vendor_type = data->get_data_offset(offset, m_vendor_type_size);

		if (vendor_type == 0)

		{

			return EAP_STATUS_RETURN(am_tools, eap_status_illegal_parameter);

		}

		offset += m_vendor_type_size;

		status = eap_write_u32_t_network_order(

			vendor_type,

			m_vendor_type_size,

			m_vendor_type);

		if (status != eap_status_ok)

		{

			return EAP_STATUS_RETURN(am_tools, status);

		}

	}

	return EAP_STATUS_RETURN(am_tools, eap_status_ok);

}

//--------------------------------------------------

EAP_FUNC_EXPORT eap_status_e eap_expanded_type_c::set_expanded_type_data(

	abs_eap_am_tools_c * const am_tools,

	const eap_variable_data_c * const data)

{

	if (data->get_data_length() != get_eap_expanded_type_size()

		|| data->get_data(data->get_data_length()) == 0)

	{

		EAP_UNREFERENCED_PARAMETER(am_tools);

		return EAP_STATUS_RETURN(am_tools, eap_status_illegal_parameter);

	}

	u32_t offset = 0ul;

	{

		u8_t * const ietf_type = static_cast<u8_t *>(data->get_data_offset(offset, m_ietf_type_size));

		if (ietf_type == 0)

		{

			return EAP_STATUS_RETURN(am_tools, eap_status_illegal_parameter);

		}

		offset += m_ietf_type_size;

		if (static_cast<eap_type_ietf_values_e>(*ietf_type) != eap_type_expanded_type)

		{

			return EAP_STATUS_RETURN(am_tools, eap_status_illegal_parameter);

		}

	}

	{

		u8_t * const vendor_id = data->get_data_offset(offset, m_vendor_id_size);

		if (vendor_id == 0)

		{

			return EAP_STATUS_RETURN(am_tools, eap_status_illegal_parameter);

		}

		offset += m_vendor_id_size;

		m_vendor_id = static_cast<eap_type_vendor_id_e>(eap_read_u24_t_network_order(vendor_id, m_vendor_id_size));

	}

	{

		u8_t * const vendor_type = data->get_data_offset(offset, m_vendor_type_size);

		if (vendor_type == 0)

		{

			return EAP_STATUS_RETURN(am_tools, eap_status_illegal_parameter);

		}

		offset += m_vendor_type_size;

		m_vendor_type = eap_read_u32_t_network_order(vendor_type, m_vendor_type_size);

	}

	return EAP_STATUS_RETURN(am_tools, eap_status_ok);

}

//--------------------------------------------------

EAP_FUNC_EXPORT void eap_expanded_type_c::set_eap_type_values(

	const eap_type_vendor_id_e vendor_id,

	const u32_t vendor_type)

{

	m_vendor_id = vendor_id;

	m_vendor_type = vendor_type;

}

//--------------------------------------------------

EAP_FUNC_EXPORT eap_type_vendor_id_e eap_expanded_type_c::get_vendor_id() const

{

	return m_vendor_id;

}

//--------------------------------------------------

EAP_FUNC_EXPORT u32_t eap_expanded_type_c::get_vendor_type() const

{

	return m_vendor_type;

}

//--------------------------------------------------

EAP_FUNC_EXPORT u32_t eap_expanded_type_c::get_eap_expanded_type_size()

{

	return m_eap_expanded_type_size;

}

//--------------------------------------------------

EAP_FUNC_EXPORT bool eap_expanded_type_c::operator == (const eap_type_ietf_values_e right_type_value) const

{

	if (m_vendor_id != eap_type_vendor_id_ietf)

	{

		return false;

	}

	else if (m_vendor_type != static_cast<u32_t>(right_type_value))

	{

		return false;

	}

	else

	{

		return true;

	}

}

//--------------------------------------------------

EAP_FUNC_EXPORT bool eap_expanded_type_c::operator != (const eap_type_ietf_values_e right_type_value) const

{

	return !(*this == right_type_value);

}

//--------------------------------------------------

EAP_FUNC_EXPORT bool eap_expanded_type_c::operator == (const eap_expanded_type_c &right_type_value) const

{

	if (m_vendor_id != right_type_value.get_vendor_id())

	{

		return false;

	}

	else if (m_vendor_type != right_type_value.get_vendor_type())

	{

		return false;

	}

	else

	{

		return true;

	}

}

//--------------------------------------------------

EAP_FUNC_EXPORT bool eap_expanded_type_c::operator != (const eap_expanded_type_c &right_type_value) const

{

	return !(*this == right_type_value);

}

//--------------------------------------------------

EAP_FUNC_EXPORT eap_expanded_type_c &eap_expanded_type_c::operator = (const eap_type_ietf_values_e right_type_value)

{

	m_vendor_id = eap_type_vendor_id_ietf; ///< Here we use only 24 least significant bits.

	m_vendor_type = static_cast<u32_t>(right_type_value);

	return *this;

}

//--------------------------------------------------

EAP_FUNC_EXPORT eap_expanded_type_c &eap_expanded_type_c::operator = (const eap_expanded_type_c &right_type_value)

{

	m_vendor_id = right_type_value.get_vendor_id(); ///< Here we use only 24 least significant bits.

	m_vendor_type = right_type_value.get_vendor_type();

	return *this;

}

//--------------------------------------------------

EAP_FUNC_EXPORT eap_expanded_type_c *eap_expanded_type_c::operator & ()

{

	return this;

}

//--------------------------------------------------

EAP_FUNC_EXPORT const eap_expanded_type_c *eap_expanded_type_c::operator & () const

{

	return this;

}

//--------------------------------------------------

EAP_FUNC_EXPORT eap_status_e eap_expanded_type_c::read_type(

	abs_eap_am_tools_c * const am_tools,

	const u32_t index,

	const void * const p_buffer,

	const u32_t buffer_length,

#if defined(USE_EAP_EXPANDED_TYPES)

	eap_expanded_type_c * const type

#else

	eap_type_ietf_values_e * const type

#endif //#if defined(USE_EAP_EXPANDED_TYPES)

	)

{

	if (p_buffer == 0)

	{

		EAP_UNREFERENCED_PARAMETER(am_tools);

		return EAP_STATUS_RETURN(am_tools, eap_status_illegal_parameter);

	}

	const u8_t * const buffer = static_cast<const u8_t *>(p_buffer);

	if (buffer_length >= eap_expanded_type_c::m_ietf_type_size)

	{

		const u8_t * const type_data = buffer;

		if (type_data != 0)

		{

			eap_type_ietf_values_e ietf_eap_type = static_cast<eap_type_ietf_values_e>(*type_data);

			if (ietf_eap_type < eap_type_expanded_type

				&& buffer_length >= eap_expanded_type_c::m_ietf_type_size*(index+1))

			{

				if (index > 0ul)

				{

					const u8_t * const offset_type_data =

						&(buffer[eap_expanded_type_c::m_ietf_type_size*index]);

					if (offset_type_data != 0)

					{

						*type = static_cast<eap_type_ietf_values_e>(*offset_type_data);

						return EAP_STATUS_RETURN(am_tools, eap_status_ok);

					}

					else

					{

						return EAP_STATUS_RETURN(am_tools, eap_status_allocation_error);

					}

				}

				else

				{

					*type = ietf_eap_type;

					return EAP_STATUS_RETURN(am_tools, eap_status_ok);

				}

			}

			else if (ietf_eap_type == eap_type_expanded_type

				&& buffer_length >= eap_header_base_c::get_expanded_type_field_length()*(index+1ul))

			{

				//  0                   1                   2                   3

				//  0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1

				// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+

				// |     Type      |               Vendor-Id                       |

				// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+

				// |                          Vendor-Type                          |

				// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+

				// |              Vendor data...

				// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+

				eap_type_ietf_values_e ietf_eap_type(eap_type_none);

				{

					const u8_t * const offset_type_data =

						&(buffer[eap_header_base_c::get_expanded_ietf_type_offset()

									+eap_header_base_c::get_expanded_type_field_length()*index]);

					if (offset_type_data != 0)

					{

						ietf_eap_type = static_cast<eap_type_ietf_values_e>(*offset_type_data);

					}

					else

					{

						EAP_UNREFERENCED_PARAMETER(ietf_eap_type);

						return EAP_STATUS_RETURN(am_tools, eap_status_allocation_error);

					}

				}

				eap_type_vendor_id_e vendor_id_value = eap_type_vendor_id_ietf;

				{

					const u8_t * const vendor_id =

						&(buffer[eap_header_base_c::get_expanded_vendor_id_offset()

									+eap_header_base_c::get_expanded_type_field_length()*index]);

					if (vendor_id == 0)

					{

						return EAP_STATUS_RETURN(am_tools, eap_status_allocation_error);

					}

					vendor_id_value = static_cast<eap_type_vendor_id_e>(

						eap_read_u24_t_network_order(

							vendor_id,

							3ul*sizeof(u8_t)));

				}

				u32_t vendor_type_value = 0ul;

				{

					const u8_t * const vendor_type =

						&(buffer[eap_header_base_c::get_expanded_vendor_type_offset()

									+eap_header_base_c::get_expanded_type_field_length()*index]);

					if (vendor_type == 0)

					{

						return EAP_STATUS_RETURN(am_tools, eap_status_allocation_error);

					}

					vendor_type_value = eap_read_u32_t_network_order(

						vendor_type,

						sizeof(u32_t));

				}

#if defined(USE_EAP_EXPANDED_TYPES)

				type->set_eap_type_values(

					vendor_id_value,

					vendor_type_value);

				EAP_ASSERT_TOOLS(am_tools, (ietf_eap_type == eap_type_expanded_type));

#else

				if (vendor_id_value == eap_type_vendor_id_ietf)

				{

					*type = static_cast<eap_type_value_e>(vendor_type_value); // Type field follows eap_header_c.

				}

				else

				{

					*type = ietf_eap_type; // Type field follows eap_header_c.

				}

#endif

				return EAP_STATUS_RETURN(am_tools, eap_status_ok);

			}

			else

			{

				return EAP_STATUS_RETURN(am_tools, eap_status_allocation_error);

			}

		}

		else

		{

			return EAP_STATUS_RETURN(am_tools, eap_status_allocation_error);