File content as of revision 1:3a3015287572:

#ifndef __DNSRESOLVE_H__
#define __DNSRESOLVE_H__

#include "Timer.h"
#include "wait_api.h"

#include "DNSRequest.h"

class DNSResolver {
public:
    DNSResolver() {
        _request=new DNSRequest();
        _request->setOnReply(this, &DNSResolver::onReply);
    };

    ~DNSResolver() {
        delete _request;
    };

    IpAddr resolveName(const char* name) {
        _completed=0;
        IpAddr addr;

        DNSRequestErr r=_request->resolve(name);
        if (0!=r) {
            _request->close();
            return addr;
        }

        mbed::Timer tmr;
        tmr.start();
        while (0==_completed) {
            Net::poll();
            wait(0.1);
            if (tmr.read()>5)
                break;
        }

        if (-1==_completed) {
            _request->close();
            return addr;
        }

        _request->getResult(&addr);
        _request->close();
        return addr;
    };

    void onReply(DNSReply reply) {
        if (reply==DNS_FOUND)
            _completed=1;
        else
            _completed=-1;
    };

private:
    DNSRequest *_request;
    int _completed; // -1=err,0=running,1=ok
};


#endif