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/*
  WiFi.cpp - Library for Arduino Wifi shield.
  Copyright (c) 2011-2014 Arduino LLC.  All right reserved.
  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2.1 of the License, or (at your option) any later version.
  This library 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
  Lesser General Public License for more details.
  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/

#include "utility/wifi_drv.h"
#include "WiFi.h"

extern "C" {
  #include "utility/wl_definitions.h"
  #include "utility/wl_types.h"
  #include "utility/debug.h"
}

// XXX: don't make assumptions about the value of MAX_SOCK_NUM.
int16_t 	WiFiClass::_state[MAX_SOCK_NUM] = { NA_STATE, NA_STATE, NA_STATE, NA_STATE };
uint16_t 	WiFiClass::_server_port[MAX_SOCK_NUM] = { 0, 0, 0, 0 };

WiFiClass::WiFiClass()
{
}

void WiFiClass::init()
{
    WiFiDrv::wifiDriverInit();
}

uint8_t WiFiClass::getSocket()
{
    for (uint8_t i = 0; i < MAX_SOCK_NUM; ++i)
    {
        if (WiFiClass::_server_port[i] == 0)
        {
             return i;
        }
    }
    return NO_SOCKET_AVAIL;
}

char* WiFiClass::firmwareVersion()
{
	return WiFiDrv::getFwVersion();
}

int WiFiClass::begin(char* ssid)
{
	uint8_t status = WL_IDLE_STATUS;
	uint8_t attempts = WL_MAX_ATTEMPT_CONNECTION;

   if (WiFiDrv::wifiSetNetwork(ssid, strlen(ssid)) != WL_FAILURE)
   {
	   do
	   {
		   delay(WL_DELAY_START_CONNECTION);
		   status = WiFiDrv::getConnectionStatus();
	   }
	   while ((( status == WL_IDLE_STATUS)||(status == WL_SCAN_COMPLETED))&&(--attempts>0));
   }else
   {
	   status = WL_CONNECT_FAILED;
   }
   return status;
}

int WiFiClass::begin(char* ssid, uint8_t key_idx, const char *key)
{
	uint8_t status = WL_IDLE_STATUS;
	uint8_t attempts = WL_MAX_ATTEMPT_CONNECTION;

	// set encryption key
   if (WiFiDrv::wifiSetKey(ssid, strlen(ssid), key_idx, key, strlen(key)) != WL_FAILURE)
   {
	   do
	   {
		   delay(WL_DELAY_START_CONNECTION);
		   status = WiFiDrv::getConnectionStatus();
	   }while ((( status == WL_IDLE_STATUS)||(status == WL_SCAN_COMPLETED))&&(--attempts>0));
   }else{
	   status = WL_CONNECT_FAILED;
   }
   return status;
}

int WiFiClass::begin(char* ssid, const char *passphrase)
{
	uint8_t status = WL_IDLE_STATUS;
	uint8_t attempts = WL_MAX_ATTEMPT_CONNECTION;

    // set passphrase
    if (WiFiDrv::wifiSetPassphrase(ssid, strlen(ssid), passphrase, strlen(passphrase))!= WL_FAILURE)
    {
 	   do
 	   {
 		   delay(WL_DELAY_START_CONNECTION);
 		   status = WiFiDrv::getConnectionStatus();
 	   }
	   while ((( status == WL_IDLE_STATUS)||(status == WL_SCAN_COMPLETED))&&(--attempts>0));
    }else{
    	status = WL_CONNECT_FAILED;
    }
    return status;
}

void WiFiClass::config(IPAddress local_ip)
{
	WiFiDrv::config(1, (uint32_t)local_ip, 0, 0);
}

void WiFiClass::config(IPAddress local_ip, IPAddress dns_server)
{
	WiFiDrv::config(1, (uint32_t)local_ip, 0, 0);
	WiFiDrv::setDNS(1, (uint32_t)dns_server, 0);
}

void WiFiClass::config(IPAddress local_ip, IPAddress dns_server, IPAddress gateway)
{
	WiFiDrv::config(2, (uint32_t)local_ip, (uint32_t)gateway, 0);
	WiFiDrv::setDNS(1, (uint32_t)dns_server, 0);
}

void WiFiClass::config(IPAddress local_ip, IPAddress dns_server, IPAddress gateway, IPAddress subnet)
{
	WiFiDrv::config(3, (uint32_t)local_ip, (uint32_t)gateway, (uint32_t)subnet);
	WiFiDrv::setDNS(1, (uint32_t)dns_server, 0);
}

void WiFiClass::setDNS(IPAddress dns_server1)
{
	WiFiDrv::setDNS(1, (uint32_t)dns_server1, 0);
}

void WiFiClass::setDNS(IPAddress dns_server1, IPAddress dns_server2)
{
	WiFiDrv::setDNS(2, (uint32_t)dns_server1, (uint32_t)dns_server2);
}

int WiFiClass::disconnect()
{
    return WiFiDrv::disconnect();
}

uint8_t* WiFiClass::macAddress(uint8_t* mac)
{
	uint8_t* _mac = WiFiDrv::getMacAddress();
	memcpy(mac, _mac, WL_MAC_ADDR_LENGTH);
    return mac;
}
   
IPAddress WiFiClass::localIP()
{
	IPAddress ret;
	WiFiDrv::getIpAddress(ret);
	return ret;
}

IPAddress WiFiClass::subnetMask()
{
	IPAddress ret;
	WiFiDrv::getSubnetMask(ret);
	return ret;
}

IPAddress WiFiClass::gatewayIP()
{
	IPAddress ret;
	WiFiDrv::getGatewayIP(ret);
	return ret;
}

char* WiFiClass::SSID()
{
    return WiFiDrv::getCurrentSSID();
}

uint8_t* WiFiClass::BSSID(uint8_t* bssid)
{
	uint8_t* _bssid = WiFiDrv::getCurrentBSSID();
	memcpy(bssid, _bssid, WL_MAC_ADDR_LENGTH);
    return bssid;
}

int32_t WiFiClass::RSSI()
{
    return WiFiDrv::getCurrentRSSI();
}

uint8_t WiFiClass::encryptionType()
{
    return WiFiDrv::getCurrentEncryptionType();
}


int8_t WiFiClass::scanNetworks()
{
	uint8_t attempts = 10;
	uint8_t numOfNetworks = 0;

	if (WiFiDrv::startScanNetworks() == WL_FAILURE)
		return WL_FAILURE;
 	do
 	{
 		delay(2000);
 		numOfNetworks = WiFiDrv::getScanNetworks();
 	}
	while (( numOfNetworks == 0)&&(--attempts>0));
	return numOfNetworks;
}

char* WiFiClass::SSID(uint8_t networkItem)
{
	return WiFiDrv::getSSIDNetoworks(networkItem);
}

int32_t WiFiClass::RSSI(uint8_t networkItem)
{
	return WiFiDrv::getRSSINetoworks(networkItem);
}

uint8_t WiFiClass::encryptionType(uint8_t networkItem)
{
    return WiFiDrv::getEncTypeNetowrks(networkItem);
}

uint8_t WiFiClass::status()
{
    return WiFiDrv::getConnectionStatus();
}

int WiFiClass::hostByName(const char* aHostname, IPAddress& aResult)
{
	return WiFiDrv::getHostByName(aHostname, aResult);
}

WiFiClass WiFi;

	/*
	WiFi.cpp - Library for Arduino Wifi shield.
	Copyright (c) 2011-2014 Arduino LLC. All right reserved.

	This library is free software; you can redistribute it and/or
	modify it under the terms of the GNU Lesser General Public
	License as published by the Free Software Foundation; either
	version 2.1 of the License, or (at your option) any later version.

	This library 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
	Lesser General Public License for more details.

	You should have received a copy of the GNU Lesser General Public
	License along with this library; if not, write to the Free Software
	Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	*/

	#include "utility/wifi_drv.h"
	#include "WiFi.h"

	extern "C" {
	#include "utility/wl_definitions.h"
	#include "utility/wl_types.h"
	#include "utility/debug.h"
	}

	// XXX: don't make assumptions about the value of MAX_SOCK_NUM.
	int16_t WiFiClass::_state[MAX_SOCK_NUM] = { NA_STATE, NA_STATE, NA_STATE, NA_STATE };
	uint16_t WiFiClass::_server_port[MAX_SOCK_NUM] = { 0, 0, 0, 0 };

	WiFiClass::WiFiClass()
	{
	}

	void WiFiClass::init()
	{
	WiFiDrv::wifiDriverInit();
	}

	uint8_t WiFiClass::getSocket()
	{
	for (uint8_t i = 0; i < MAX_SOCK_NUM; ++i)
	{
	if (WiFiClass::_server_port[i] == 0)
	{
	return i;
	}
	}
	return NO_SOCKET_AVAIL;
	}

	char* WiFiClass::firmwareVersion()
	{
	return WiFiDrv::getFwVersion();
	}

	int WiFiClass::begin(char* ssid)
	{
	uint8_t status = WL_IDLE_STATUS;
	uint8_t attempts = WL_MAX_ATTEMPT_CONNECTION;

	if (WiFiDrv::wifiSetNetwork(ssid, strlen(ssid)) != WL_FAILURE)
	{
	do
	{
	delay(WL_DELAY_START_CONNECTION);
	status = WiFiDrv::getConnectionStatus();
	}
	while ((( status == WL_IDLE_STATUS)\|\|(status == WL_SCAN_COMPLETED))&&(--attempts>0));
	}else
	{
	status = WL_CONNECT_FAILED;
	}
	return status;
	}

	int WiFiClass::begin(char* ssid, uint8_t key_idx, const char *key)
	{
	uint8_t status = WL_IDLE_STATUS;
	uint8_t attempts = WL_MAX_ATTEMPT_CONNECTION;

	// set encryption key
	if (WiFiDrv::wifiSetKey(ssid, strlen(ssid), key_idx, key, strlen(key)) != WL_FAILURE)
	{
	do
	{
	delay(WL_DELAY_START_CONNECTION);
	status = WiFiDrv::getConnectionStatus();
	}while ((( status == WL_IDLE_STATUS)\|\|(status == WL_SCAN_COMPLETED))&&(--attempts>0));
	}else{
	status = WL_CONNECT_FAILED;
	}
	return status;
	}

	int WiFiClass::begin(char* ssid, const char *passphrase)
	{
	uint8_t status = WL_IDLE_STATUS;
	uint8_t attempts = WL_MAX_ATTEMPT_CONNECTION;

	// set passphrase
	if (WiFiDrv::wifiSetPassphrase(ssid, strlen(ssid), passphrase, strlen(passphrase))!= WL_FAILURE)
	{
	do
	{
	delay(WL_DELAY_START_CONNECTION);
	status = WiFiDrv::getConnectionStatus();
	}
	while ((( status == WL_IDLE_STATUS)\|\|(status == WL_SCAN_COMPLETED))&&(--attempts>0));
	}else{
	status = WL_CONNECT_FAILED;
	}
	return status;
	}

	void WiFiClass::config(IPAddress local_ip)
	{
	WiFiDrv::config(1, (uint32_t)local_ip, 0, 0);
	}

	void WiFiClass::config(IPAddress local_ip, IPAddress dns_server)
	{
	WiFiDrv::config(1, (uint32_t)local_ip, 0, 0);
	WiFiDrv::setDNS(1, (uint32_t)dns_server, 0);
	}

	void WiFiClass::config(IPAddress local_ip, IPAddress dns_server, IPAddress gateway)
	{
	WiFiDrv::config(2, (uint32_t)local_ip, (uint32_t)gateway, 0);
	WiFiDrv::setDNS(1, (uint32_t)dns_server, 0);
	}

	void WiFiClass::config(IPAddress local_ip, IPAddress dns_server, IPAddress gateway, IPAddress subnet)
	{
	WiFiDrv::config(3, (uint32_t)local_ip, (uint32_t)gateway, (uint32_t)subnet);
	WiFiDrv::setDNS(1, (uint32_t)dns_server, 0);
	}

	void WiFiClass::setDNS(IPAddress dns_server1)
	{
	WiFiDrv::setDNS(1, (uint32_t)dns_server1, 0);
	}

	void WiFiClass::setDNS(IPAddress dns_server1, IPAddress dns_server2)
	{
	WiFiDrv::setDNS(2, (uint32_t)dns_server1, (uint32_t)dns_server2);
	}

	int WiFiClass::disconnect()
	{
	return WiFiDrv::disconnect();
	}

	uint8_t* WiFiClass::macAddress(uint8_t* mac)
	{
	uint8_t* _mac = WiFiDrv::getMacAddress();
	memcpy(mac, _mac, WL_MAC_ADDR_LENGTH);
	return mac;
	}

	IPAddress WiFiClass::localIP()
	{
	IPAddress ret;
	WiFiDrv::getIpAddress(ret);
	return ret;
	}

	IPAddress WiFiClass::subnetMask()
	{
	IPAddress ret;
	WiFiDrv::getSubnetMask(ret);
	return ret;
	}

	IPAddress WiFiClass::gatewayIP()
	{
	IPAddress ret;
	WiFiDrv::getGatewayIP(ret);
	return ret;
	}

	char* WiFiClass::SSID()
	{
	return WiFiDrv::getCurrentSSID();
	}

	uint8_t* WiFiClass::BSSID(uint8_t* bssid)
	{
	uint8_t* _bssid = WiFiDrv::getCurrentBSSID();
	memcpy(bssid, _bssid, WL_MAC_ADDR_LENGTH);
	return bssid;
	}

	int32_t WiFiClass::RSSI()
	{
	return WiFiDrv::getCurrentRSSI();
	}

	uint8_t WiFiClass::encryptionType()
	{
	return WiFiDrv::getCurrentEncryptionType();
	}


	int8_t WiFiClass::scanNetworks()
	{
	uint8_t attempts = 10;
	uint8_t numOfNetworks = 0;

	if (WiFiDrv::startScanNetworks() == WL_FAILURE)
	return WL_FAILURE;
	do
	{
	delay(2000);
	numOfNetworks = WiFiDrv::getScanNetworks();
	}
	while (( numOfNetworks == 0)&&(--attempts>0));
	return numOfNetworks;
	}

	char* WiFiClass::SSID(uint8_t networkItem)
	{
	return WiFiDrv::getSSIDNetoworks(networkItem);
	}

	int32_t WiFiClass::RSSI(uint8_t networkItem)
	{
	return WiFiDrv::getRSSINetoworks(networkItem);
	}

	uint8_t WiFiClass::encryptionType(uint8_t networkItem)
	{
	return WiFiDrv::getEncTypeNetowrks(networkItem);
	}

	uint8_t WiFiClass::status()
	{
	return WiFiDrv::getConnectionStatus();
	}

	int WiFiClass::hostByName(const char* aHostname, IPAddress& aResult)
	{
	return WiFiDrv::getHostByName(aHostname, aResult);
	}

	WiFiClass WiFi;