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();
    }
}

dnsname.h

Committer:
va009039
Date:
2013-03-24
Revision:
1:22b9052d864d
Parent:
0:bdeec5f86894

File content as of revision 1:22b9052d864d:

// dnsname.h 2012/4/13
#ifndef DNSNAME_H
#define DNSNAME_H
class dnsname {
public:
    uint8_t *buf;
    string str;
    dnsname(uint8_t *s) {
        buf = s;
    }
    int decode(int pos) {
        while(1) {
            int len = buf[pos++];
            if (len == 0x00) {
                break;
            }
            if ((len&0xc0) == 0xc0) { //compress
                int offset = (len&0x3f)<<8|buf[pos];
                decode(offset);
                return pos+1;
            }
            if (!str.empty()) {
                str.append(".");
            }
            str.append((const char*)(buf+pos), len);
            pos += len;
        }
        return pos;
    }

    int encode(int pos, char* s) {
        while(*s) {  
            char *f = strchr(s, '.');
            if (f == NULL) {
                int len = strlen(s);
                buf[pos++] = len;
                memcpy(buf+pos, s, len);
                pos += len;
                break;
            }
            int len = f - s;
            buf[pos++] = len;
            memcpy(buf+pos, s, len);
            s = f+1;
            pos += len;
        }
        buf[pos++] = 0x00;
        return pos;
    }
};
#endif //DNSNAME_H