//
// netconfig.cpp
//
// Circle - A C++ bare metal environment for Raspberry Pi
// Copyright (C) 2015-2016  R. Stange <rsta2@o2online.de>
// 
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
//
#include <circle/net/netconfig.h>

CNetConfig::CNetConfig (void)
:	m_bUseDHCP (TRUE)
{
	Reset ();
}

CNetConfig::~CNetConfig (void)
{
}

void CNetConfig::Reset (void)
{
	static const u8 NullAddress[] = {0, 0, 0, 0};

	m_IPAddress.Set (NullAddress);
	m_NetMask.Set (NullAddress);
	m_DefaultGateway.Set (NullAddress);
	m_DNSServer.Set (NullAddress);

	UpdateBroadcastAddress ();
}

void CNetConfig::SetDHCP (boolean bUsed)
{
	m_bUseDHCP = bUsed;
}

void CNetConfig::SetIPAddress (u32 nAddress)
{
	m_IPAddress.Set (nAddress);

	UpdateBroadcastAddress ();
}

void CNetConfig::SetNetMask (u32 nNetMask)
{
	m_NetMask.Set (nNetMask);

	UpdateBroadcastAddress ();
}

void CNetConfig::SetDefaultGateway (u32 nAddress)
{
	m_DefaultGateway.Set (nAddress);
}

void CNetConfig::SetDNSServer (u32 nAddress)
{
	m_DNSServer.Set (nAddress);
}

void CNetConfig::SetIPAddress (const u8 *pAddress)
{
	m_IPAddress.Set (pAddress);

	UpdateBroadcastAddress ();
}

void CNetConfig::SetNetMask (const u8 *pNetMask)
{
	m_NetMask.Set (pNetMask);

	UpdateBroadcastAddress ();
}

void CNetConfig::SetDefaultGateway (const u8 *pAddress)
{
	m_DefaultGateway.Set (pAddress);
}

void CNetConfig::SetDNSServer (const u8 *pAddress)
{
	m_DNSServer.Set (pAddress);
}

const CIPAddress *CNetConfig::GetIPAddress (void) const
{
	return &m_IPAddress;
}

boolean CNetConfig::IsDHCPUsed (void) const
{
	return m_bUseDHCP;
}

const u8 *CNetConfig::GetNetMask (void) const
{
	return m_NetMask.Get ();
}

const CIPAddress *CNetConfig::GetDefaultGateway (void) const
{
	return &m_DefaultGateway;
}

const CIPAddress *CNetConfig::GetDNSServer (void) const
{
	return &m_DNSServer;
}

const CIPAddress *CNetConfig::GetBroadcastAddress (void) const
{
	return &m_BroadcastAddress;
}

void CNetConfig::UpdateBroadcastAddress (void)
{
	u32 nIPAddress;
	m_IPAddress.CopyTo ((u8 *) &nIPAddress);

	u32 nNetMask;
	m_NetMask.CopyTo ((u8 *) &nNetMask);

	m_BroadcastAddress.Set (nIPAddress | ~nNetMask);
}