/*

* 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 137 

	#undef EAP_FILE_NUMBER_DATE 

	#define EAP_FILE_NUMBER_DATE 1127594498 

#endif //#if defined(USE_EAP_MINIMUM_RELEASE_TRACES)

#include "eap_tools.h"

#include "eap_array.h"

#include "tls_record_message.h"

#include "eap_automatic_variable.h"

/** @file */

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

EAP_FUNC_EXPORT tls_record_message_c::~tls_record_message_c()

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

}

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

EAP_FUNC_EXPORT tls_record_message_c::tls_record_message_c(

	abs_eap_am_tools_c * const tools,

	abs_tls_message_hash_c * const message_hash,

	const bool is_client)

: m_am_tools(tools)

, m_message_hash(message_hash)

, m_protocol(tls_record_protocol_none)

, m_version(tls_version_illegal)

, m_length(0ul)

, m_tls_record_header_is_included(false)

, m_record_message_data(tools)

, m_analyse_index(0ul)

, m_parsed_record(false)

, m_cipher_suite_applied(false)

, m_handshake_messages(tools)

, m_change_cipher_spec_messages(tools)

, m_alert_messages(tools)

, m_application_data_messages(tools)

, m_is_client(is_client)

, m_is_valid(false)

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	set_is_valid();

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

}

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

EAP_FUNC_EXPORT void tls_record_message_c::set_is_valid()

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	m_is_valid = true;

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

}

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

EAP_FUNC_EXPORT bool tls_record_message_c::get_is_valid()

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return m_is_valid;

}

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

EAP_FUNC_EXPORT u32_t tls_record_message_c::get_analyse_index() const

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return m_analyse_index;

}

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

EAP_FUNC_EXPORT void tls_record_message_c::save_analyse_index(const u32_t analyse_index)

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	m_analyse_index = analyse_index;

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

}

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

EAP_FUNC_EXPORT bool tls_record_message_c::get_parsed_record() const

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return m_parsed_record;

}

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

EAP_FUNC_EXPORT void tls_record_message_c::set_parsed_record()

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	m_parsed_record = true;

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

}

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

EAP_FUNC_EXPORT bool tls_record_message_c::get_tls_record_header_is_included() const

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return m_tls_record_header_is_included;

}

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

EAP_FUNC_EXPORT void tls_record_message_c::set_tls_record_header_is_included(const bool when_true_tls_record_header_is_included)

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	m_tls_record_header_is_included = when_true_tls_record_header_is_included;

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

}

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

EAP_FUNC_EXPORT bool tls_record_message_c::get_cipher_suite_applied() const

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return m_cipher_suite_applied;

}

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

EAP_FUNC_EXPORT void tls_record_message_c::set_cipher_suite_applied()

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	m_cipher_suite_applied = true;

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

}

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

EAP_FUNC_EXPORT eap_status_e tls_record_message_c::set_protocol(tls_record_protocol_e protocol)

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	m_protocol = protocol;

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return EAP_STATUS_RETURN(m_am_tools, eap_status_ok);

}

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

EAP_FUNC_EXPORT eap_status_e tls_record_message_c::set_version(

	tls_version_e version)

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	m_version = version;

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return EAP_STATUS_RETURN(m_am_tools, eap_status_ok);

}

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

EAP_FUNC_EXPORT eap_status_e tls_record_message_c::set_record_header_copy(

	const tls_record_header_c * const tls_record_header)

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	m_protocol = tls_record_header->get_protocol();

	m_version = tls_record_header->get_version();

	m_length = tls_record_header->get_data_length();

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return EAP_STATUS_RETURN(m_am_tools, eap_status_ok);

}

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

EAP_FUNC_EXPORT eap_status_e tls_record_message_c::set_record_message_data(

		void * const data,

		const u32_t data_length)

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	eap_status_e status = m_record_message_data.set_buffer(data, data_length, false, true);

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return EAP_STATUS_RETURN(m_am_tools, status);

}

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

EAP_FUNC_EXPORT eap_variable_data_c * tls_record_message_c::get_record_message_data()

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return &m_record_message_data;

}

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

EAP_FUNC_EXPORT tls_record_protocol_e tls_record_message_c::get_protocol() const

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return m_protocol;

}

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

EAP_FUNC_EXPORT tls_version_e tls_record_message_c::get_version() const

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return m_version;

}

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

EAP_FUNC_EXPORT u32_t tls_record_message_c::get_data_length() const

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return m_length;

}

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

EAP_FUNC_EXPORT eap_status_e tls_record_message_c::add_data_length(const u32_t data_length)

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	if ((m_length + data_length) > tls_handshake_header_c::get_max_data_length())

	{

		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

		return EAP_STATUS_RETURN(m_am_tools, eap_status_too_long_message);

	}

	m_length += data_length;

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return EAP_STATUS_RETURN(m_am_tools, eap_status_ok);

}

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

EAP_FUNC_EXPORT eap_status_e tls_record_message_c::add_handshake_message(

	tls_handshake_message_c * const handshake_message,

	const bool free_handshake_message)

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	eap_automatic_variable_c<tls_handshake_message_c>

		automatic_tls_handshake_message(m_am_tools, handshake_message);

	if (free_handshake_message == false)

	{

		automatic_tls_handshake_message.do_not_free_variable();

	}

	if (handshake_message == 0

		|| handshake_message->get_is_valid() == false)

	{

		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

		return EAP_STATUS_RETURN(m_am_tools, eap_status_allocation_error);

	}

	if (get_protocol() != tls_record_protocol_handshake)

	{

		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

		return EAP_STATUS_RETURN(m_am_tools, eap_status_wrong_protocol);

	}

	// Note the m_handshake_messages will free handshake_message, in all cases if free_handshake_message == true.

	automatic_tls_handshake_message.do_not_free_variable();

	eap_status_e status = m_handshake_messages.add_object(

		handshake_message,

		free_handshake_message);

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return EAP_STATUS_RETURN(m_am_tools, status);

}

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

EAP_FUNC_EXPORT eap_status_e tls_record_message_c::add_change_cipher_spec_message(

	tls_change_cipher_spec_message_c * const change_cipher_spec_message,

	const bool free_change_cipher_spec_message)

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	eap_automatic_variable_c<tls_change_cipher_spec_message_c>

		automatic_tls_handshake_message(m_am_tools, change_cipher_spec_message);

	if (free_change_cipher_spec_message == false)

	{

		automatic_tls_handshake_message.do_not_free_variable();

	}

	if (change_cipher_spec_message == 0)

	{

		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

		return EAP_STATUS_RETURN(m_am_tools, eap_status_allocation_error);

	}

	if (get_protocol() != tls_record_protocol_change_cipher_spec)

	{

		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

		return EAP_STATUS_RETURN(m_am_tools, eap_status_wrong_protocol);

	}

	// Note the m_change_cipher_spec_messages will free handshake_message, in all cases if free_change_cipher_spec_message == true.

	automatic_tls_handshake_message.do_not_free_variable();

	eap_status_e status = m_change_cipher_spec_messages.add_object(

		change_cipher_spec_message,

		free_change_cipher_spec_message);

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return EAP_STATUS_RETURN(m_am_tools, status);

}

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

EAP_FUNC_EXPORT eap_status_e tls_record_message_c::add_alert_message(

	tls_alert_message_c * const alert_message,

	const bool free_alert_message)

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	eap_automatic_variable_c<tls_alert_message_c>

		automatic_tls_handshake_message(m_am_tools, alert_message);

	if (free_alert_message == false)

	{

		automatic_tls_handshake_message.do_not_free_variable();

	}

	if (alert_message == 0)

	{

		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

		return EAP_STATUS_RETURN(m_am_tools, eap_status_allocation_error);

	}

	if (get_protocol() != tls_record_protocol_alert)

	{

		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

		return EAP_STATUS_RETURN(m_am_tools, eap_status_wrong_protocol);

	}

	// Note the m_alert_messages will free handshake_message, in all cases if free_alert_message == true.

	automatic_tls_handshake_message.do_not_free_variable();

	eap_status_e status = m_alert_messages.add_object(

		alert_message,

		free_alert_message);

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return EAP_STATUS_RETURN(m_am_tools, status);

}

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

EAP_FUNC_EXPORT eap_status_e tls_record_message_c::add_application_data_message(

	tls_application_data_message_c * const application_data_message,

	const bool free_application_data_message)

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	eap_automatic_variable_c<tls_application_data_message_c>

		automatic_tls_handshake_message(m_am_tools, application_data_message);

	if (free_application_data_message == false)

	{

		automatic_tls_handshake_message.do_not_free_variable();

	}

	if (application_data_message == 0)

	{

		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

		return EAP_STATUS_RETURN(m_am_tools, eap_status_allocation_error);

	}

	if (get_protocol() != tls_record_protocol_application_data)

	{

		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

		return EAP_STATUS_RETURN(m_am_tools, eap_status_wrong_protocol);

	}

	// Note the m_application_data_messages will free handshake_message, in all cases if free_application_data_message == true.

	automatic_tls_handshake_message.do_not_free_variable();

	eap_status_e status = m_application_data_messages.add_object(

		application_data_message,

		free_application_data_message);

	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

	return EAP_STATUS_RETURN(m_am_tools, status);

}

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

EAP_FUNC_EXPORT eap_status_e tls_record_message_c::add_message_data()

{

	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);

	eap_status_e status = eap_status_not_supported;

	u32_t offset_of_tmp_tls_record_header = m_record_message_data.get_data_length();

	EAP_UNREFERENCED_PARAMETER(offset_of_tmp_tls_record_header); // Not referenced without assert.

	EAP_ASSERT(offset_of_tmp_tls_record_header == 0ul);

	u32_t record_data_length_start = m_record_message_data.get_data_length();

	switch (get_protocol())

	{

	case tls_record_protocol_change_cipher_spec:

		{

			u32_t ind;

			for (ind = 0ul; ind < m_change_cipher_spec_messages.get_object_count(); ind++)

			{

				tls_change_cipher_spec_message_c * const tls_change_cipher_spec_message

					= m_change_cipher_spec_messages.get_object(ind);

				if (tls_change_cipher_spec_message == 0

					|| tls_change_cipher_spec_message->get_is_valid() == false)

				{

					EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

					return EAP_STATUS_RETURN(m_am_tools, eap_status_allocation_error);

				}

				status = tls_change_cipher_spec_message->add_message_data(&m_record_message_data);

				if (status != eap_status_ok)

				{

					EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

					return EAP_STATUS_RETURN(m_am_tools, status);

				}

			}

		}

		break;

	case tls_record_protocol_alert:

		{

			u32_t ind;

			for (ind = 0ul; ind < m_alert_messages.get_object_count(); ind++)

			{

				tls_alert_message_c * const tls_alert_message

					= m_alert_messages.get_object(ind);

				if (tls_alert_message == 0

					|| tls_alert_message->get_is_valid() == false)

				{

					EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

					return EAP_STATUS_RETURN(m_am_tools, eap_status_allocation_error);

				}

				status = tls_alert_message->add_message_data(&m_record_message_data);

				if (status != eap_status_ok)

				{

					EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

					return EAP_STATUS_RETURN(m_am_tools, status);

				}

			}

		}

		break;

	case tls_record_protocol_handshake:

		{

			u32_t ind;

			for (ind = 0ul; ind < m_handshake_messages.get_object_count(); ind++)

			{

				tls_handshake_message_c * const tls_handshake_message = m_handshake_messages.get_object(ind);

				if (tls_handshake_message == 0

					|| tls_handshake_message->get_is_valid() == false)

				{

					EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

					return EAP_STATUS_RETURN(m_am_tools, eap_status_allocation_error);

				}

				status = tls_handshake_message->add_message_data(&m_record_message_data);

				if (status != eap_status_ok)

				{

					EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);

					return EAP_STATUS_RETURN(m_am_tools, status);

				}

			}

		}

		break;

	case tls_record_protocol_application_data:

		{