--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/eapol/eapol_framework/eapol_symbian/am/common/file_io/symbian/eap_am_file_input_symbian.cpp	Thu Dec 17 08:47:43 2009 +0200
@@ -0,0 +1,677 @@
+/*
+* 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 143 
+	#undef EAP_FILE_NUMBER_DATE 
+	#define EAP_FILE_NUMBER_DATE 1127594498 
+#endif //#if defined(USE_EAP_MINIMUM_RELEASE_TRACES)
+
+
+#include <stdio.h>
+
+#include "eap_am_file_input_symbian.h"
+
+//----------------------------------------------------------------------------------------------------
+
+/**
+ * The destructor of the eap_am_file_input_symbian_c class does nothing special.
+ */
+EAP_FUNC_EXPORT eap_am_file_input_symbian_c::~eap_am_file_input_symbian_c()
+{
+	file_close();
+
+	delete m_input_buffer;
+	m_input_buffer = 0;
+}
+
+//----------------------------------------------------------------------------------------------------
+
+/**
+ * The constructor of the eap_am_file_input_symbian_c does nothing special.
+ */
+EAP_FUNC_EXPORT eap_am_file_input_symbian_c::eap_am_file_input_symbian_c(
+	abs_eap_am_tools_c * const tools)
+: m_am_tools(tools)
+, m_is_valid(false)
+, m_input_buffer(0)
+, m_input_buffer_offset(0ul)
+{
+	m_input_buffer = new TBuf8<EAP_AM_FILE_INPUT_BUFFER_SIZE>;
+	if (m_input_buffer == 0)
+	{
+		return;
+	}
+
+	set_is_valid();
+}
+
+//----------------------------------------------------------------------------------------------------
+
+/**
+ * This function checks the file of name file_name exists.
+ */
+EAP_FUNC_EXPORT eap_status_e eap_am_file_input_symbian_c::file_exists(const eap_variable_data_c * const file_name)
+{
+	eap_am_file_input_symbian_c file(m_am_tools);
+
+	eap_status_e status = file.file_open(
+		file_name,
+		eap_file_io_direction_read);
+
+	if (status == eap_status_ok)
+	{
+		(void)file.file_close();
+	}
+
+	return EAP_STATUS_RETURN(m_am_tools, status);
+}
+
+//----------------------------------------------------------------------------------------------------
+
+EAP_FUNC_EXPORT eap_status_e eap_am_file_input_symbian_c::file_delete(
+		const eap_variable_data_c * const /* file_name */)
+{
+	return EAP_STATUS_RETURN(m_am_tools, eap_status_not_supported);
+}
+
+//----------------------------------------------------------------------------------------------------
+
+/**
+ * This function copies the file source_file_name to file target_file_name.
+ */
+EAP_FUNC_EXPORT eap_status_e eap_am_file_input_symbian_c::file_copy(
+	const eap_variable_data_c * const target_file_name,
+	const eap_variable_data_c * const source_file_name)
+{
+	eap_am_file_input_symbian_c read_file(m_am_tools);
+
+	eap_status_e status = read_file.file_open(
+		source_file_name,
+		eap_file_io_direction_read);
+	if (status != eap_status_ok)
+	{
+		EAP_TRACE_DEBUG(
+			m_am_tools,
+			TRACE_FLAGS_DEFAULT,
+			(EAPL("ERROR: file_copy(): Cannot open source file  %s\n"),
+			source_file_name->get_data(source_file_name->get_data_length())));
+		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+		return EAP_STATUS_RETURN(m_am_tools, status);
+	}
+
+
+	eap_am_file_input_symbian_c write_file(m_am_tools);
+
+	status = write_file.file_open(
+		target_file_name,
+		eap_file_io_direction_write);
+	if (status != eap_status_ok)
+	{
+		EAP_TRACE_DEBUG(
+			m_am_tools,
+			TRACE_FLAGS_DEFAULT,
+			(EAPL("ERROR: file_copy(): Cannot open target file  %s\n"),
+			target_file_name->get_data(target_file_name->get_data_length())));
+		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+		return EAP_STATUS_RETURN(m_am_tools, status);
+	}
+
+
+	eap_variable_data_c buffer(m_am_tools);
+	status = buffer.init(EAP_AM_FILE_INPUT_BUFFER_SIZE);
+	if (status != eap_status_ok)
+	{
+		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+		return EAP_STATUS_RETURN(m_am_tools, status);
+	}
+
+
+	bool end_of_file(false);
+
+	while(end_of_file == false)
+	{
+		status = read_file.file_read(&buffer);
+		if (status == eap_status_end_of_file)
+		{
+			EAP_TRACE_DEBUG(
+				m_am_tools,
+				TRACE_FLAGS_DEFAULT,
+				(EAPL("file_copy(): End of file.\n")));
+			end_of_file = true;
+		}
+		else if (status != eap_status_ok)
+		{
+			eap_status_string_c status_string;
+			EAP_TRACE_DEBUG(
+				m_am_tools,
+				TRACE_FLAGS_DEFAULT,
+				(EAPL("ERROR: file_copy(): file_read(): status = %s\n"),
+				status_string.get_status_string(status)));
+			EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+			return EAP_STATUS_RETURN(m_am_tools, status);
+		}
+
+		EAP_TRACE_DATA_DEBUG(
+			m_am_tools,
+			TRACE_FLAGS_DEFAULT,
+			(EAPL("read data"),
+			 buffer.get_data(),
+			 buffer.get_data_length()));
+
+		status = write_file.file_write(&buffer);
+		if (status != eap_status_ok)
+		{
+			eap_status_string_c status_string;
+			EAP_TRACE_DEBUG(
+				m_am_tools,
+				TRACE_FLAGS_DEFAULT,
+				(EAPL("ERROR: file_copy(): file_write(): status = %s\n"),
+				status_string.get_status_string(status)));
+			EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+			return EAP_STATUS_RETURN(m_am_tools, status);
+		}
+	} // while()
+
+	write_file.file_close();
+	read_file.file_close();
+
+	EAP_TRACE_DEBUG(
+		m_am_tools,
+		TRACE_FLAGS_DEFAULT,
+		(EAPL("file_copy(): OK\n")));
+
+	return EAP_STATUS_RETURN(m_am_tools, eap_status_ok);
+}
+
+//----------------------------------------------------------------------------------------------------
+
+/**
+ * This function returns size of a file.
+ */
+EAP_FUNC_EXPORT u32_t eap_am_file_input_symbian_c::file_size()
+{
+	TInt aSize(0ul);
+
+	TInt size_status = m_File.Size(aSize);
+
+	if (size_status != KErrNone)
+	{
+		return 0ul;
+	}
+
+	return static_cast<u32_t>(aSize);
+}
+
+//----------------------------------------------------------------------------------------------------
+
+/**
+ * This function reads data from file.
+ * Maximum size read is the buffer size.
+ */
+EAP_FUNC_EXPORT eap_status_e eap_am_file_input_symbian_c::file_read(eap_variable_data_c * const buffer)
+{
+ 	TPtr8 tmp(buffer->get_buffer(buffer->get_buffer_length()), buffer->get_buffer_length());
+	
+	TInt ReadStatus = m_File.Read(tmp);
+	
+	if (ReadStatus != KErrNone
+		|| tmp.Length() == 0UL
+		|| tmp.Ptr() == 0)
+	{
+		buffer->set_data_length(0ul);
+		return EAP_STATUS_RETURN(m_am_tools, eap_status_end_of_file);
+	}
+	else
+	{
+		buffer->set_data_length(tmp.Length());
+		return EAP_STATUS_RETURN(m_am_tools, eap_status_ok);
+	}
+}
+
+//----------------------------------------------------------------------------------------------------
+
+/**
+ * This function write data to a file.
+ * Maximum size write is the buffer size.
+ */
+EAP_FUNC_EXPORT eap_status_e eap_am_file_input_symbian_c::file_write(const eap_variable_data_c * const buffer)
+{
+ 	TPtr8 tmp(buffer->get_data(), buffer->get_data_length());
+	
+	TInt WriteStatus = m_File.Write(tmp);
+	
+	if (WriteStatus != KErrNone)
+	{
+		return EAP_STATUS_RETURN(m_am_tools, eap_status_file_write_failed);
+	}
+
+	WriteStatus = m_File.Flush();
+	
+	if (WriteStatus != KErrNone)
+	{
+		return EAP_STATUS_RETURN(m_am_tools, eap_status_file_write_failed);
+	}
+
+	return EAP_STATUS_RETURN(m_am_tools, eap_status_ok);
+}
+
+//----------------------------------------------------------------------------------------------------
+
+const u32_t EAP_MAX_FILENAME_LENGTH = 128;
+
+/**
+ * This function opens file of name file_name.
+ */
+EAP_FUNC_EXPORT eap_status_e eap_am_file_input_symbian_c::file_open(
+	const eap_variable_data_c * const file_name,
+	const eap_file_io_direction_e dir)
+{
+	TBuf8<EAP_MAX_FILENAME_LENGTH> tmpFilename((TUint8 *)file_name->get_data(file_name->get_data_length()));
+	tmpFilename.SetLength(file_name->get_data_length());
+
+	EAP_TRACE_DATA_DEBUG(
+		m_am_tools, 
+		TRACE_FLAGS_DEFAULT, 
+		(EAPL("Configure file"), 
+		 tmpFilename.PtrZ(), 
+		 tmpFilename.Length()));
+
+	TBuf<EAP_MAX_FILENAME_LENGTH> filename;
+	filename.Copy(tmpFilename);
+
+	EAP_TRACE_DATA_DEBUG(
+		m_am_tools, 
+		TRACE_FLAGS_DEFAULT, 
+		(EAPL("Configure file"), 
+		 filename.PtrZ(), 
+		 filename.Size()));
+
+	TInt result = m_file_session.Connect();	
+	if (result != KErrNone)
+	{
+		EAP_TRACE_ERROR(m_am_tools,
+				TRACE_FLAGS_DEFAULT,
+				(EAPL("ERROR: configuration file %s not found, error %d\n"),
+				 reinterpret_cast<char *>(file_name->get_data(file_name->get_data_length())),
+				 result));
+		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+		return EAP_STATUS_RETURN(m_am_tools, eap_status_file_does_not_exist);
+	}
+	
+	TUint aFileMode = EFileRead | EFileShareAny;
+	if (dir == eap_file_io_direction_write)
+	{
+		aFileMode = EFileWrite;
+	}
+
+	TInt err = m_File.Open(m_file_session, filename, aFileMode);
+	if (err != KErrNone)
+	{
+		if (aFileMode == EFileWrite)
+		{
+			// Try create a new file.
+			err = m_File.Create(m_file_session, filename, aFileMode);
+		}
+		
+		if (err != KErrNone)
+		{
+			EAP_TRACE_ERROR(m_am_tools,
+					TRACE_FLAGS_DEFAULT,
+					(EAPL("ERROR: configuration file %s not found, mode %d, error %d\n"),
+					 reinterpret_cast<char *>(file_name->get_data(file_name->get_data_length())),
+					 aFileMode,
+					 err));
+			EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+			return EAP_STATUS_RETURN(m_am_tools, eap_status_file_does_not_exist);
+		}
+	}
+
+	m_input_buffer_offset = 0ul;
+
+	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+	return EAP_STATUS_RETURN(m_am_tools, eap_status_ok);
+}
+
+//----------------------------------------------------------------------------------------------------
+
+/**
+ * The function closes the file.
+ */
+EAP_FUNC_EXPORT eap_status_e eap_am_file_input_symbian_c::file_close()
+{
+	EAP_TRACE_BEGIN(m_am_tools, TRACE_FLAGS_DEFAULT);
+
+	m_File.Close();
+	m_file_session.Close();
+
+	EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+	return EAP_STATUS_RETURN(m_am_tools, eap_status_ok);
+}
+
+//----------------------------------------------------------------------------------------------------
+
+/**
+ * This function reads n bytes from file to buffer.
+ */
+eap_status_e eap_am_file_input_symbian_c::file_read_buffer(
+	eap_variable_data_c * const buffer,
+	const u32_t required_bytes)
+{
+	u32_t read_bytes(0ul);
+
+	eap_status_e status = buffer->set_data_length(0ul);
+	if (status != eap_status_ok)
+	{
+		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+		return EAP_STATUS_RETURN(m_am_tools, status);
+	}
+
+	bool file_end(false);
+
+	while(file_end == false
+		&& read_bytes < required_bytes)
+	{
+		if (m_input_buffer->Length() == m_input_buffer_offset)
+		{
+			TInt ReadStatus = m_File.Read(*m_input_buffer, EAP_AM_FILE_INPUT_BUFFER_SIZE);
+			if (ReadStatus != KErrNone
+				|| m_input_buffer->Length() == 0UL
+				|| m_input_buffer->Ptr() == 0)
+			{
+				file_end = true;
+			}
+
+			m_input_buffer_offset = 0ul;
+		}
+
+		const u8_t * const character = m_input_buffer->Ptr() + m_input_buffer_offset;
+		if (character == 0)
+		{
+			EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+			return EAP_STATUS_RETURN(m_am_tools, eap_status_end_of_file);
+		}
+
+		u32_t copied_bytes = required_bytes - read_bytes;
+		if (copied_bytes > (m_input_buffer->Length() - m_input_buffer_offset))
+		{
+			copied_bytes = (m_input_buffer->Length() - m_input_buffer_offset);
+		}
+
+		status = buffer->add_data(character, copied_bytes);
+		if (status != eap_status_ok)
+		{
+			EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+			return EAP_STATUS_RETURN(m_am_tools, status);
+		}
+
+		read_bytes += copied_bytes;
+		m_input_buffer_offset += copied_bytes;
+
+	} // while()
+
+	if (file_end == true)
+	{
+		return EAP_STATUS_RETURN(m_am_tools, eap_status_end_of_file);
+	}
+	else
+	{
+		return EAP_STATUS_RETURN(m_am_tools, eap_status_ok);
+	}
+}
+
+//----------------------------------------------------------------------------------------------------
+
+/**
+ * This function reads line from file.
+ */
+EAP_FUNC_EXPORT eap_status_e eap_am_file_input_symbian_c::file_read_line(
+	eap_variable_data_c * const line)
+{
+	if (line == 0
+		|| line->get_is_valid() == false)
+	{
+		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+		return EAP_STATUS_RETURN(m_am_tools, eap_status_illegal_parameter);
+	}
+
+	line->set_data_length(0ul);
+
+	eap_variable_data_c buffer(m_am_tools);
+
+	eap_status_e file_status(eap_status_ok);
+
+	while (file_status == eap_status_ok)
+	{
+		file_status = file_read_buffer(
+			&buffer,
+			sizeof(u8_t));
+		if (file_status != eap_status_ok
+			&& file_status != eap_status_end_of_file)
+		{
+			EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+			return EAP_STATUS_RETURN(m_am_tools, file_status);
+		}
+
+		if (buffer.get_data_length() < sizeof(u8_t))
+		{
+			file_status = EAP_STATUS_RETURN(m_am_tools, eap_status_end_of_file);
+			break;
+		}
+
+		const u8_t * const character = buffer.get_data(sizeof(u8_t));
+
+		if (character == 0
+			|| *character == '\n')
+		{
+			// This is the end of the line.
+			break;
+		}
+
+		if (*character != '\r') // Windows files inludes these.
+		{
+			eap_status_e status = line->add_data(character, sizeof(*character));
+			if (status != eap_status_ok)
+			{
+				EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+				return EAP_STATUS_RETURN(m_am_tools, status);
+			}
+		}
+
+	} // while()
+
+	{
+		eap_status_e add_status = line->add_end_null();
+		if (add_status != eap_status_ok)
+		{
+			EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+			return EAP_STATUS_RETURN(m_am_tools, add_status);
+		}
+	}
+
+	// Note this should return the final file_status.
+	return EAP_STATUS_RETURN(m_am_tools, file_status);
+}
+
+//----------------------------------------------------------------------------------------------------
+
+/**
+ * This function reads word from file.
+ */
+eap_status_e eap_am_file_input_symbian_c::file_read_word(eap_variable_data_c * const word)
+{
+	if (word == 0
+		|| word->get_is_valid() == false)
+	{
+		EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+		return EAP_STATUS_RETURN(m_am_tools, eap_status_illegal_parameter);
+	}
+
+	word->set_data_length(0ul);
+
+	eap_variable_data_c buffer(m_am_tools);
+
+	eap_status_e file_status(eap_status_ok);
+
+	while (file_status == eap_status_ok)
+	{
+		file_status = file_read_buffer(
+			&buffer,
+			sizeof(u8_t));
+		if (file_status != eap_status_ok
+			&& file_status != eap_status_end_of_file)
+		{
+			EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+			return EAP_STATUS_RETURN(m_am_tools, file_status);
+		}
+
+		if (buffer.get_data_length() < sizeof(u8_t))
+		{
+			file_status = EAP_STATUS_RETURN(m_am_tools, eap_status_end_of_file);
+			break;
+		}
+
+		const u8_t * character = buffer.get_data(sizeof(u8_t));
+
+		if (character == 0
+			|| m_am_tools->isspace(*character)
+			|| *character == ',')
+		{
+			break;
+		}
+		else if (*character == '#')
+		{
+			while (file_status == eap_status_ok)
+			{
+				file_status = file_read_buffer(
+					&buffer,
+					sizeof(u8_t));
+				if (file_status != eap_status_ok
+					&& file_status != eap_status_end_of_file)
+				{
+					EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+					return EAP_STATUS_RETURN(m_am_tools, file_status);
+				}
+
+				character = buffer.get_data(sizeof(u8_t));
+
+				if (character == 0
+					|| *character == '\n')
+				{
+					break;
+				}
+			}
+		}
+		else
+		{
+			eap_status_e status = word->add_data(character, sizeof(*character));
+			if (status != eap_status_ok)
+			{
+				EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+				return EAP_STATUS_RETURN(m_am_tools, status);
+			}
+		}
+	} // while()
+
+
+	{
+		eap_status_e add_status = word->add_end_null();
+		if (add_status != eap_status_ok)
+		{
+			EAP_TRACE_END(m_am_tools, TRACE_FLAGS_DEFAULT);
+			return EAP_STATUS_RETURN(m_am_tools, add_status);
+		}
+	}
+
+
+	// Note this should return the final file_status.
+	return EAP_STATUS_RETURN(m_am_tools, file_status);
+}
+
+//----------------------------------------------------------------------------------------------------
+
+/**
+ * The set_is_valid() function sets the state of the object valid.
+ * The creator of this object calls this function after it is initialized. 
+ */
+void eap_am_file_input_symbian_c::set_is_valid()
+{
+	m_is_valid = true;
+}
+
+//----------------------------------------------------------------------------------------------------
+
+/**
+ * Object must indicate it's validity.
+ * If object initialization fails this function must return false.
+ * @return This function returns the validity of this object.
+ */
+bool eap_am_file_input_symbian_c::get_is_valid()
+{
+	return m_is_valid;
+}
+
+//----------------------------------------------------------------------------------------------------
+
+eap_status_e eap_am_file_input_symbian_c::directory_open(
+	const eap_variable_data_c * const /* directory_name */)
+{
+	return EAP_STATUS_RETURN(m_am_tools, eap_status_not_supported);
+}
+
+//----------------------------------------------------------------------------------------------------
+
+eap_status_e eap_am_file_input_symbian_c::directory_read(
+	eap_array_c<abs_eap_file_stat_c> * const /* directory_list */)
+{
+	return EAP_STATUS_RETURN(m_am_tools, eap_status_not_supported);
+}
+
+//----------------------------------------------------------------------------------------------------
+
+/**
+ * This function closes the directory.
+ */
+eap_status_e eap_am_file_input_symbian_c::directory_close()
+{
+	return EAP_STATUS_RETURN(m_am_tools, eap_status_not_supported);
+}
+
+//----------------------------------------------------------------------------------------------------
+
+abs_eap_am_file_input_c * abs_eap_am_file_input_c::new_abs_eap_am_file_input_c(
+	abs_eap_am_tools_c * const tools)
+{
+	abs_eap_am_file_input_c * const file_input = new eap_am_file_input_symbian_c(tools);
+
+	if (file_input == 0
+		|| file_input->get_is_valid() == false)
+	{
+		delete file_input;
+		(void) EAP_STATUS_RETURN(tools, eap_status_allocation_error);
+		return 0;
+	}
+
+	return file_input;
+}
+
+//----------------------------------------------------------------------------------------------------
+
+// End.