/*

* Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "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:   

*

*/

#include <errno.h>

#include <sys/types.h>

#include <sys/stat.h>

#include <unistd.h>

#include <sched.h>

#include "sysif.h"

#include "sysusrinclude.h"

#define MASK_RWUSR    0066   // Read and write permission for user alone

extern "C" {

// Calling Process GID observer and modifier

EXPORT_C int setgid( gid_t gid )

	{

	return _setgid(gid );

	}

EXPORT_C gid_t getegid( void )

	{

	return _getegid();

	}

EXPORT_C int setegid( gid_t gid )

	{		

	return _setegid(gid);

	}

EXPORT_C int setregid( gid_t rgid, gid_t egid )

	{		

	return _setregid(rgid, egid);

	}

// Calling Process UID observer and modifier 

EXPORT_C gid_t getgid( void )

	{	

	return _getgid();

	}

EXPORT_C uid_t getuid( void )

	{	

	return _getuid();

	}

EXPORT_C int setuid( uid_t uid )

	{	

	return _setuid(uid);

	}

EXPORT_C uid_t geteuid( void )

	{	

	return _geteuid();

	}

EXPORT_C int seteuid( uid_t uid )

	{		

	return _seteuid(uid);

	}

EXPORT_C int setreuid( uid_t ruid, uid_t euid )

	{		

	return _setreuid(ruid, euid);

	}

// Process group ID observer and modifier 

EXPORT_C pid_t getpgid( pid_t pid )

	{		

	return _getpgid(pid);

	}

EXPORT_C pid_t setpgid( pid_t pid, pid_t pgid )

	{		

	return _setpgid(pid, pgid);

	}

EXPORT_C pid_t getpgrp( void )

	{		

	return _getpgrp();

	}

EXPORT_C int setpgrp( pid_t _pid, pid_t  _pgrp )

	{		

	return _setpgrp(_pid,_pgrp);

	}

// Supplementary Group ID observer

EXPORT_C int getgroups( int size, gid_t grouplist[] )

	{				

	return _getgroups(size, grouplist);

	}

// Create New Session(process group)

EXPORT_C pid_t setsid( void )

	{				

	return _setsid();

	} 

// Parent process ID

EXPORT_C pid_t getppid( void )

	{				

	return _getppid();

	} 

// Set file mode creation mask

EXPORT_C mode_t umask(mode_t cmask)

	{				

	return _umask(cmask);

	} 

// change owner and group of a file

EXPORT_C int chown(const char *path, uid_t owner, gid_t group)

	{				

	return _chown(path, owner, group);

	} 

//change the owner and group of a symbolic link

EXPORT_C int lchown(const char *path, uid_t owner, gid_t group)

	{

	return _lchown(path, owner, group);

	}

// Initialize supplementry group list

EXPORT_C int initgroups(const char */*name*/, gid_t /*basegid*/)

	{

	return 0;

	}

// yield control to a similar or higher priority thread

EXPORT_C int sched_yield( void )

	{

	return usleep(0);

	}

//Return the maximum priority as 0. 

EXPORT_C int sched_get_priority_max(int /*policy*/)

	{

	/* returning absolute max priorit, needs to be reviewed*/

	return (255);

	}

// Return the minimum priority as 0.

EXPORT_C int sched_get_priority_min(int /*policy*/)

	{

	return 0;

	}

// Set end of the data segment to specified value.

EXPORT_C int brk(const void* /*end_data_seg*/)

	{

	return 0;

	}

} // extern "C"