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();
    }
}
Committer:
va009039
Date:
Sun Mar 24 11:25:31 2013 +0000
Revision:
1:22b9052d864d
WIZ820io(W8200) ethernet interface, EthernetNetIf compatible.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 1:22b9052d864d 1
va009039 1:22b9052d864d 2 /*
va009039 1:22b9052d864d 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
va009039 1:22b9052d864d 4
va009039 1:22b9052d864d 5 Permission is hereby granted, free of charge, to any person obtaining a copy
va009039 1:22b9052d864d 6 of this software and associated documentation files (the "Software"), to deal
va009039 1:22b9052d864d 7 in the Software without restriction, including without limitation the rights
va009039 1:22b9052d864d 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
va009039 1:22b9052d864d 9 copies of the Software, and to permit persons to whom the Software is
va009039 1:22b9052d864d 10 furnished to do so, subject to the following conditions:
va009039 1:22b9052d864d 11
va009039 1:22b9052d864d 12 The above copyright notice and this permission notice shall be included in
va009039 1:22b9052d864d 13 all copies or substantial portions of the Software.
va009039 1:22b9052d864d 14
va009039 1:22b9052d864d 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
va009039 1:22b9052d864d 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
va009039 1:22b9052d864d 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
va009039 1:22b9052d864d 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
va009039 1:22b9052d864d 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
va009039 1:22b9052d864d 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
va009039 1:22b9052d864d 21 THE SOFTWARE.
va009039 1:22b9052d864d 22 */
va009039 1:22b9052d864d 23
va009039 1:22b9052d864d 24 #ifndef HTTP_STREAM_H
va009039 1:22b9052d864d 25 #define HTTP_STREAM_H
va009039 1:22b9052d864d 26
va009039 1:22b9052d864d 27 #include "../HTTPData.h"
va009039 1:22b9052d864d 28 #include "mbed.h"
va009039 1:22b9052d864d 29
va009039 1:22b9052d864d 30 /** \file
va009039 1:22b9052d864d 31 HTTP Stream data source/sink header file
va009039 1:22b9052d864d 32 */
va009039 1:22b9052d864d 33
va009039 1:22b9052d864d 34 typedef uint8_t byte;
va009039 1:22b9052d864d 35
va009039 1:22b9052d864d 36 ///HTTP Client Streaming tool
va009039 1:22b9052d864d 37 /**
va009039 1:22b9052d864d 38 This class allows you to stream data from the web using a persisting HTTP connection.
va009039 1:22b9052d864d 39 To use it properly you must use a non-blocking HTTPClient method.
va009039 1:22b9052d864d 40 */
va009039 1:22b9052d864d 41 class HTTPStream : public HTTPData //Streaming buf
va009039 1:22b9052d864d 42 {
va009039 1:22b9052d864d 43 public:
va009039 1:22b9052d864d 44 ///Instantiates the object
va009039 1:22b9052d864d 45 HTTPStream();
va009039 1:22b9052d864d 46 virtual ~HTTPStream();
va009039 1:22b9052d864d 47
va009039 1:22b9052d864d 48 ///Starts to read into buffer
va009039 1:22b9052d864d 49 /**
va009039 1:22b9052d864d 50 Passes a buffer of address @a buf and size @a size to the instance.
va009039 1:22b9052d864d 51 When it receives data it will be stored in this buffer.
va009039 1:22b9052d864d 52 When the buffer is full it throttles the client until this function is called again.
va009039 1:22b9052d864d 53 */
va009039 1:22b9052d864d 54 void readNext(byte* buf, int size);
va009039 1:22b9052d864d 55
va009039 1:22b9052d864d 56 ///Returns whether there is data available to read
va009039 1:22b9052d864d 57 bool readable();
va009039 1:22b9052d864d 58
va009039 1:22b9052d864d 59 ///Returns the actual length of the payload written in the buffer
va009039 1:22b9052d864d 60 int readLen();
va009039 1:22b9052d864d 61
va009039 1:22b9052d864d 62 virtual void clear();
va009039 1:22b9052d864d 63
va009039 1:22b9052d864d 64 protected:
va009039 1:22b9052d864d 65 virtual int read(char* buf, int len);
va009039 1:22b9052d864d 66 virtual int write(const char* buf, int len);
va009039 1:22b9052d864d 67
va009039 1:22b9052d864d 68 virtual string getDataType(); //Internet media type for Content-Type header
va009039 1:22b9052d864d 69 virtual void setDataType(const string& type); //Internet media type from Content-Type header
va009039 1:22b9052d864d 70
va009039 1:22b9052d864d 71 virtual bool getIsChunked(); //For Transfer-Encoding header
va009039 1:22b9052d864d 72 virtual void setIsChunked(bool chunked); //From Transfer-Encoding header
va009039 1:22b9052d864d 73
va009039 1:22b9052d864d 74 virtual int getDataLen(); //For Content-Length header
va009039 1:22b9052d864d 75 virtual void setDataLen(int len); //From Content-Length header, or if the transfer is chunked, next chunk length
va009039 1:22b9052d864d 76
va009039 1:22b9052d864d 77 private:
va009039 1:22b9052d864d 78 byte* m_buf;
va009039 1:22b9052d864d 79 int m_size; //Capacity
va009039 1:22b9052d864d 80 int m_len; //Length
va009039 1:22b9052d864d 81 };
va009039 1:22b9052d864d 82
va009039 1:22b9052d864d 83 #endif