Norimasa Okamoto / WIZ820ioNetIf

WIZ820io（W5200) network interface、EthernetNetIf compatible.

/media/uploads/va009039/wiz820ionetif.jpg

example

#include "WIZ820ioNetIf.h"
#include "HTTPClient.h"
#include "HTTPServer.h"

#if defined(TARGET_KL25Z)
WIZ820ioNetIf eth(PTD2,PTD3,PTD1,PTD0,PTD5);
#endif
HTTPClient http;
HTTPStream stream;

void callback(HTTPResult r){
    printf("callback %d %s\n", r, HTTPClient::ResultStr(r));
}

int main() {
    int err = eth.setup();
    if (err < 0) {
        printf("setup error %d\n", err);
        exit(-1);
    }    

    HTTPServer svr;
    svr.addHandler<SimpleHandler>("/");
    svr.bind(80);

    const char* uri = "http://va009039-mbed.appspot.com/kl25z/";
    http.get(uri, &stream, callback);
    uint8_t buf[256];
    int total = 0;
    stream.readNext(buf, sizeof(buf));
    while(1) {
        if(stream.readable()) {
            int len = stream.readLen();
            total += len;
            printf("%d %d\n", total, len);
            stream.readNext(buf, sizeof(buf));
        }
        Net::poll();
    }
}

Diff: NetServices/if/net/nettcpsocket.h

Revision:
1:22b9052d864d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/NetServices/if/net/nettcpsocket.h	Sun Mar 24 11:25:31 2013 +0000
@@ -0,0 +1,118 @@
+
+/*
+Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
+ 
+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.
+*/
+
+#ifndef NETTCPSOCKET_H
+#define NETTCPSOCKET_H
+
+#include "net.h"
+#include "host.h"
+
+#include <queue>
+using std::queue;
+
+//Implements a Berkeley-like socket if
+//Can be interfaced either to lwip or a Telit module
+
+enum NetTcpSocketErr
+{
+  __NETTCPSOCKET_MIN = -0xFFFF,
+  NETTCPSOCKET_SETUP, //NetTcpSocket not properly configured
+  NETTCPSOCKET_TIMEOUT,
+  NETTCPSOCKET_IF, //If has problems
+  NETTCPSOCKET_MEM, //Not enough mem
+  NETTCPSOCKET_INUSE, //If/Port is in use
+  NETTCPSOCKET_EMPTY, //Connections queue is empty
+  NETTCPSOCKET_RST, // Connection was reset by remote host
+//...
+  NETTCPSOCKET_OK = 0
+};
+
+enum NetTcpSocketEvent
+{
+  NETTCPSOCKET_CONNECTED, //Connected to host, must call accept() if we were listening
+  NETTCPSOCKET_ACCEPT,  //Connected to client
+  NETTCPSOCKET_READABLE, //Data in buf
+  NETTCPSOCKET_WRITEABLE, //Can write data to buf
+  NETTCPSOCKET_CONTIMEOUT,
+  NETTCPSOCKET_CONRST,
+  NETTCPSOCKET_CONABRT,
+  NETTCPSOCKET_ERROR,
+  NETTCPSOCKET_DISCONNECTED
+};
+
+
+class NetTcpSocket
+{
+public:
+  NetTcpSocket();
+  virtual ~NetTcpSocket(); //close()
+  
+  virtual NetTcpSocketErr bind(const Host& me) = 0;
+  virtual NetTcpSocketErr listen() = 0;
+  virtual NetTcpSocketErr connect(const Host& host) = 0;
+  virtual NetTcpSocketErr accept(Host* pClient, NetTcpSocket** ppNewNetTcpSocket) = 0;
+  
+  virtual int /*if < 0 : NetTcpSocketErr*/ send(const char* buf, int len) = 0;
+  virtual int /*if < 0 : NetTcpSocketErr*/ recv(char* buf, int len) = 0;
+
+  virtual NetTcpSocketErr close() = 0;
+
+  virtual NetTcpSocketErr poll() = 0;
+  
+  class CDummy;
+  //Callbacks
+  template<class T> 
+  //Linker bug : Must be defined here :(
+  void setOnEvent( T* pItem, void (T::*pMethod)(NetTcpSocketEvent) )
+  {
+    m_pCbItem = (CDummy*) pItem;
+    m_pCbMeth = (void (CDummy::*)(NetTcpSocketEvent)) pMethod;
+  }
+  
+  void resetOnEvent(); //Disable callback
+
+protected:
+  void queueEvent(NetTcpSocketEvent e);
+  void discardEvents();  
+  void flushEvents(); //to be called during polling
+
+  Host m_host;
+  Host m_client;
+  
+  friend class Net;
+  int m_refs;
+
+  bool m_closed;
+  bool m_removed;
+  
+private:
+  //We do not want to execute user code in interrupt routines, so we queue events until the server is polled
+  //If we port this to a multithreaded OS, we could avoid this (however some functions here are not thread-safe, so beware ;) )
+  void onEvent(NetTcpSocketEvent e); //To be called on poll
+  CDummy* m_pCbItem;
+  void (CDummy::*m_pCbMeth)(NetTcpSocketEvent);
+  queue<NetTcpSocketEvent> m_events;
+
+};
+
+#endif