/*

* 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.

*

*/

#ifndef _FILECONFIG_H

#define _FILECONFIG_H

#include "eap_core_map.h"

#include "eap_configuration_field.h"

#include "abs_eap_am_file_input.h"

template <class Type>

Type minimum( Type a, Type b )

{

	return a < b ? a : b;

}

class eap_config_value_c

{

private:

	abs_eap_am_tools_c* const m_am_tools;

	eap_core_map_c<eap_config_value_c, abs_eap_core_map_c, eap_variable_data_c> * m_subsection_map;

	eap_variable_data_c m_data;

	eap_configure_type_e m_type;

	bool m_is_valid;

public:

	virtual ~eap_config_value_c();

	eap_config_value_c(

		abs_eap_am_tools_c* const tools);

	void set_subsection(

		eap_core_map_c<eap_config_value_c, abs_eap_core_map_c, eap_variable_data_c> * const subsection_map);

	eap_core_map_c<eap_config_value_c, abs_eap_core_map_c, eap_variable_data_c> * get_subsection();

	eap_variable_data_c * get_data();

	void set_type(const eap_configure_type_e type);

	eap_configure_type_e get_type();

	void object_increase_reference_count();

	bool get_is_valid();

};

const u32_t MAX_LINE_LENGTH = 1024;

const u32_t MAX_CONFIG_TYPE_LENGTH = 32;

struct eap_configure_type

{

	char id[MAX_CONFIG_TYPE_LENGTH];

	u32_t id_length;

	eap_configure_type_e type;

};

const char * const EAP_FILECONFIG_TRUE = "true";

const char * const EAP_FILECONFIG_FALSE = "false";

const char EAP_FILECONFIG_SECTION[] = "section:";

const u32_t EAP_FILECONFIG_SECTION_LENGTH = (sizeof(EAP_FILECONFIG_SECTION)-1ul);

const char EAP_FILECONFIG_SECTION_START[] = "{";

const u32_t EAP_FILECONFIG_SECTION_START_LENGTH = (sizeof(EAP_FILECONFIG_SECTION_START)-1ul);

const char EAP_FILECONFIG_SECTION_END[] = "}";

const u32_t EAP_FILECONFIG_SECTION_END_LENGTH = (sizeof(EAP_FILECONFIG_SECTION_END)-1ul);

/// Keep this on the same order as eap_configure_type_e.

const eap_configure_type eap_configure_type_id[] =

{

	{

		"none:", 

		5u, 

		eap_configure_type_none

	},

	{

		"u32_t:", 

		6u, 

		eap_configure_type_u32_t

	},

	{

		"bool:", 

		5u, 

		eap_configure_type_boolean

	},

	{

		"string:", 

		7u, 

		eap_configure_type_string

	},

	{

		"hex:", 

		4u, 

		eap_configure_type_hex_data

	},

	{

		"u32array:", 

		9u, 

		eap_configure_type_u32array

	},

};

class EAP_EXPORT eap_file_config_c

: public abs_eap_core_map_c

{

 private:

	abs_eap_am_tools_c* const m_am_tools;

	/// This stores eap_config_value_c objects using eap_variable_data selector.

	eap_core_map_c<eap_config_value_c, abs_eap_core_map_c, eap_variable_data_c> m_config_map;

	bool m_is_valid;

	EAP_FUNC_IMPORT eap_status_e expand_environment_variables(

		eap_core_map_c<eap_config_value_c, abs_eap_core_map_c, eap_variable_data_c> * const config_map,

		const eap_variable_data_c * const value,

		eap_variable_data_c * const expanded_value

		);

	EAP_FUNC_IMPORT eap_status_e remove_spaces(eap_variable_data_c * const buffer);

	EAP_FUNC_IMPORT eap_status_e remove_leading_spaces(eap_variable_data_c * const line);

	EAP_FUNC_IMPORT eap_status_e read_section(

		abs_eap_am_file_input_c * const file,

		eap_core_map_c<eap_config_value_c, abs_eap_core_map_c, eap_variable_data_c> * const config_map);

	EAP_FUNC_IMPORT eap_status_e  read_subsections(

		abs_eap_am_file_input_c * const file,

		eap_core_map_c<eap_config_value_c, abs_eap_core_map_c, eap_variable_data_c> * const config_map);

	EAP_FUNC_IMPORT eap_status_e get_subsect(

		abs_eap_am_file_input_c * const file,

		eap_variable_data_c * const line);

	EAP_FUNC_IMPORT eap_status_e convert_value(

		eap_core_map_c<eap_config_value_c, abs_eap_core_map_c, eap_variable_data_c> * const config_map,

		const eap_variable_data_c * const value_buffer,

		const eap_configure_type_e type,

		eap_variable_data_c * const value_data);

	EAP_FUNC_IMPORT eap_status_e store_configure(

		abs_eap_am_file_input_c * const file,

		const eap_variable_data_c * const line,

		eap_core_map_c<eap_config_value_c, abs_eap_core_map_c, eap_variable_data_c> * const config_map);

	EAP_FUNC_IMPORT eap_status_e cnf_parse_value(

		const eap_variable_data_c * const found_type_value,

		const eap_variable_data_c * const found_type_name,

		eap_configure_type_e * const parsed_type,

		eap_variable_data_c * const parsed_type_value,

		const bool is_environment_variable);

	EAP_FUNC_IMPORT eap_status_e cnf_get_string(

		const eap_variable_data_c * const param,

		eap_variable_data_c * const param_name,

		eap_variable_data_c * const param_value,

		eap_configure_type_e * const type);

	EAP_FUNC_IMPORT eap_status_e find_rvalue(

		const eap_variable_data_c * const config_param,

		bool * const read_env_value,

		eap_variable_data_c * const param_name,

		eap_variable_data_c * const param_value

		);

	EAP_FUNC_IMPORT u8_t * read_hex_byte(u8_t * cursor, const u8_t * const end, u8_t * const hex_byte);

	EAP_FUNC_IMPORT u8_t * read_u32_t(u8_t * cursor, const u8_t * const end, u32_t * const hex_byte);

	EAP_FUNC_IMPORT eap_status_e read_configure(

		eap_core_map_c<eap_config_value_c, abs_eap_core_map_c, eap_variable_data_c> * const config_map,

		const eap_configuration_field_c * const field,

		eap_variable_data_c* const data,

		eap_configure_type_e * const configuration_data_type,

		const bool existence_test);

	EAP_FUNC_IMPORT eap_status_e file_read_line(

		abs_eap_am_file_input_c * const file,

		eap_variable_data_c * const line);

	EAP_FUNC_IMPORT eap_status_e read_configure(

		const eap_configuration_field_c * const field,

		eap_variable_data_c* const data,

		eap_core_map_c<eap_config_value_c, abs_eap_core_map_c, eap_variable_data_c> * const config_map,

		const bool check_subsection_when_true);

 public:

	EAP_FUNC_IMPORT eap_file_config_c(

		abs_eap_am_tools_c* const tools);

	EAP_FUNC_IMPORT virtual ~eap_file_config_c();

	EAP_FUNC_IMPORT eap_status_e configure(

		abs_eap_am_file_input_c * const file);

	EAP_FUNC_IMPORT eap_status_e read_configure(

		const eap_configuration_field_c * const field,

		eap_variable_data_c* const data);

	bool get_is_valid() const

	{

		return m_is_valid;

	}

	void set_is_valid()

	{

		m_is_valid = true;

	}

};

#endif /* #ifndef _FILECONFIG_H */