socket.c File Reference

SOCKET APIs Implements file. More...

#include <stdio.h>
#include "socket.h"
#include "w6100.h"

Go to the source code of this file.

Macros
#define	SOCK_ANY_PORT_NUM   0x0400
#define	CHECK_SOCKNUM()
#define	CHECK_SOCKMODE(mode)
#define	CHECK_TCPMODE()
#define	CHECK_UDPMODE()
#define	CHECK_IPMODE()
#define	CHECK_DGRAMMODE()
#define	CHECK_SOCKINIT()
#define	CHECK_SOCKDATA()
#define	CHECK_IPZERO(addr, addrlen)

Functions
int8_t	socket (uint8_t sn, uint8_t protocol, uint16_t port, uint8_t flag)
	Open a socket. More...
int8_t	close (uint8_t sn)
	Close a SOCKET. More...
int8_t	listen (uint8_t sn)
	Listen to a connection request from a TCP CLIENT. More...
int8_t	connect (uint8_t sn, uint8_t *addr, uint16_t port, uint8_t addrlen)
	Try to connect to a TCP SERVER. More...
int8_t	disconnect (uint8_t sn)
	Try to disconnect to the connected peer. More...
datasize_t	send (uint8_t sn, uint8_t *buf, datasize_t len)
	Send data to the connected peer. More...
datasize_t	recv (uint8_t sn, uint8_t *buf, datasize_t len)
	Receive data from the connected peer. More...
datasize_t	sendto (uint8_t sn, uint8_t *buf, datasize_t len, uint8_t *addr, uint16_t port, uint8_t addrlen)
	Send datagram to the peer specifed by destination IP address and port number passed as parameter. More...
datasize_t	recvfrom (uint8_t sn, uint8_t *buf, datasize_t len, uint8_t *addr, uint16_t *port, uint8_t *addrlen)
	Receive datagram from a peer. More...
int8_t	ctlsocket (uint8_t sn, ctlsock_type cstype, void *arg)
	Control SOCKETn. More...
int8_t	setsockopt (uint8_t sn, sockopt_type sotype, void *arg)
	Set SOCKETn options. More...
int8_t	getsockopt (uint8_t sn, sockopt_type sotype, void *arg)
	get SOCKETn options More...
int16_t	peeksockmsg (uint8_t sn, uint8_t *submsg, uint16_t subsize)
	Peeks a sub-message in SOCKETn RX buffer. More...

Detailed Description

SOCKET APIs Implements file.

SOCKET APIs like as Berkeley Socket APIs.

Version

1.0.1

Date

2020/04/27

Revision history

<2020/04/27> V1.0.1 Modify default value of tcmd to Sn_CR_SEND to send data in macrawmode and the condition of the if()when setting the destination port number. <2019/01/01> 1st Release

Author

MidnightCow

Copyright

Copyright (c) 2019, WIZnet Co., LTD.

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Definition in file socket.c.

Macro Definition Documentation

SOCK_ANY_PORT_NUM

#define SOCK_ANY_PORT_NUM   0x0400

Definition at line 41 of file socket.c.

CHECK_SOCKNUM

#define CHECK_SOCKNUM

(

)

Value:

   do{                                                     \
      if(sn >= _WIZCHIP_SOCK_NUM_) return SOCKERR_SOCKNUM; \
   }while(0);

Definition at line 50 of file socket.c.

CHECK_SOCKMODE

#define CHECK_SOCKMODE

(

mode

)

Value:

   do{                                                            \
      if((getSn_MR(sn) & 0x0F) != mode) return SOCKERR_SOCKMODE;  \
   }while(0);

Definition at line 55 of file socket.c.

CHECK_TCPMODE

#define CHECK_TCPMODE

(

)

Value:

   do{                                                            \
      if((getSn_MR(sn) & 0x03) != 0x01) return SOCKERR_SOCKMODE;  \
   }while(0);

Definition at line 60 of file socket.c.

CHECK_UDPMODE

#define CHECK_UDPMODE

(

)

Value:

   do{                                                            \
      if((getSn_MR(sn) & 0x03) != 0x02) return SOCKERR_SOCKMODE;  \
   }while(0);

Definition at line 65 of file socket.c.

CHECK_IPMODE

#define CHECK_IPMODE

(

)

Value:

   do{                                                            \
      if((getSn_MR(sn) & 0x07) != 0x03) return SOCKERR_SOCKMODE;  \
   }while(0);

Definition at line 70 of file socket.c.

CHECK_DGRAMMODE

#define CHECK_DGRAMMODE

(

)

Value:

   do{                                                            \
      if(getSn_MR(sn) == Sn_MR_CLOSED) return SOCKERR_SOCKMODE;   \
      if((getSn_MR(sn) & 0x03) == 0x01) return SOCKERR_SOCKMODE;  \
   }while(0);

Definition at line 75 of file socket.c.

CHECK_SOCKINIT

#define CHECK_SOCKINIT

(

)

Value:

   do{                                                         \
      if((getSn_SR(sn) != SOCK_INIT)) return SOCKERR_SOCKINIT; \
   }while(0);

Definition at line 82 of file socket.c.

CHECK_SOCKDATA

#define CHECK_SOCKDATA

(

)

Value:

   do{                                     \
      if(len == 0) return SOCKERR_DATALEN; \
   }while(0);

Definition at line 87 of file socket.c.

CHECK_IPZERO

#define CHECK_IPZERO	(		addr,
			addrlen
	)

Value:

   do{                                                               \
      uint16_t ipzero= 0;                                            \
      for(uint8_t i=0; i<addrlen; i++)  ipzero += (uint16_t)addr[i]; \
      if (ipzero == 0) return SOCKERR_IPINVALID;                     \
   }while(0);

Definition at line 92 of file socket.c.