/libraries/WiFi/utility/socket.h

/*

  socket.h - Library for Arduino Wifi shield.

  Copyright (c) 2011-2014 Arduino.  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

*/



/*

*

@file		socket.h

@brief	define function of socket API 

*

*/



#ifndef	_SOCKET_H_

#define	_SOCKET_H_



#define TCP_SOCKET  1

#define UDP_SOCKET  2

#define RAW_SOCKET  3



#define SOCK_NOT_AVAIL  255



#include "wl_definitions.h"

/**

 * The 8-bit signed data type.

 */

typedef char int8;

/**

 * The volatile 8-bit signed data type.

 */

typedef volatile char vint8;

/**

 * The 8-bit unsigned data type.

 */

typedef unsigned char uint8;

/**

 * The volatile 8-bit unsigned data type.

 */

typedef volatile unsigned char vuint8;



/**

 * The 16-bit signed data type.

 */

typedef int int16;

/**

 * The volatile 16-bit signed data type.

 */

typedef volatile int vint16;

/**

 * The 16-bit unsigned data type.

 */

typedef unsigned int uint16;

/**

 * The volatile 16-bit unsigned data type.

 */

typedef volatile unsigned int vuint16;

/**

 * The 32-bit signed data type.

 */

typedef long int32;

/**

 * The volatile 32-bit signed data type.

 */

typedef volatile long vint32;

/**

 * The 32-bit unsigned data type.

 */

typedef unsigned long uint32;

/**

 * The volatile 32-bit unsigned data type.

 */

typedef volatile unsigned long vuint32;



/* bsd */

typedef uint8			u_char;		/**< 8-bit value */

typedef uint16_t 			SOCKET;

typedef uint16			u_short;	/**< 16-bit value */

typedef uint16			u_int;		/**< 16-bit value */

typedef uint32			u_long;		/**< 32-bit value */



extern SOCKET socket(uint8 protocol); // Opens a socket(TCP or UDP or IP_RAW mode)

extern void close(SOCKET s); // Close socket

extern uint8 connect(SOCKET s, uint8 * addr, uint16 port); // Establish TCP connection (Active connection)

extern void disconnect(SOCKET s); // disconnect the connection

extern uint8 listen(SOCKET s);	// Establish TCP connection (Passive connection)

extern uint16 send(SOCKET s, const uint8 * buf, uint16 len); // Send data (TCP)

extern uint16 recv(SOCKET s, uint8 * buf, uint16 len);	// Receive data (TCP)

extern uint16 sendto(SOCKET s, const uint8 * buf, uint16 len, uint8 * addr, uint16 port); // Send data (UDP/IP RAW)

extern uint16 recvfrom(SOCKET s, uint8 * buf, uint16 len, uint8 * addr, uint16  *port); // Receive data (UDP/IP RAW)



extern uint16 igmpsend(SOCKET s, const uint8 * buf, uint16 len);

#endif

/* _SOCKET_H_ */