gecko-dev/netwerk/test/TestDNS.cpp

/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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 * The contents of this file are subject to the Mozilla Public License Version
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 * for the specific language governing rights and limitations under the
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 * The Original Code is Mozilla.
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 * The Initial Developer of the Original Code is IBM Corporation.
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 *   IBM Corp.
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#include "TestCommon.h"
#include <stdio.h>
#include <stdlib.h>
#include "nsIServiceManager.h"
#include "nsPIDNSService.h"
#include "nsIDNSListener.h"
#include "nsIDNSRecord.h"
#include "nsICancelable.h"
#include "nsCOMPtr.h"
#include "nsStringAPI.h"
#include "nsNetCID.h"
#include "prinrval.h"
#include "prthread.h"
#include "prnetdb.h"
#include "nsXPCOM.h"
#include "nsServiceManagerUtils.h"

class myDNSListener : public nsIDNSListener
{
public:
    NS_DECL_ISUPPORTS

    myDNSListener(const char *host, PRInt32 index)
        : mHost(host)
        , mIndex(index) {}
    virtual ~myDNSListener() {}

    NS_IMETHOD OnLookupComplete(nsICancelable *request,
                                nsIDNSRecord  *rec,
                                nsresult       status)
    {
        printf("%d: OnLookupComplete called [host=%s status=%x rec=%p]\n",
            mIndex, mHost.get(), status, (void*)rec);

        if (NS_SUCCEEDED(status)) {
            nsCAutoString buf;

            rec->GetCanonicalName(buf);
            printf("%d: canonname=%s\n", mIndex, buf.get());

            PRBool hasMore;
            while (NS_SUCCEEDED(rec->HasMore(&hasMore)) && hasMore) {
                rec->GetNextAddrAsString(buf);
                printf("%d: => %s\n", mIndex, buf.get());
            }
        }

        return NS_OK;
    }

private:
    nsCString mHost;
    PRInt32   mIndex;
};

NS_IMPL_THREADSAFE_ISUPPORTS1(myDNSListener, nsIDNSListener)

static PRBool IsAscii(const char *s)
{
  for (; *s; ++s) {
    if (*s & 0x80)
      return PR_FALSE;
  }

  return PR_TRUE;
}

int main(int argc, char **argv)
{
    if (test_common_init(&argc, &argv) != 0)
        return -1;

    int sleepLen = 10; // default: 10 seconds

    if (argc == 1) {
        printf("usage: TestDNS [-N] hostname1 [hostname2 ...]\n");
        return -1;
    }

    {
        nsCOMPtr<nsIServiceManager> servMan;
        NS_InitXPCOM2(getter_AddRefs(servMan), nsnull, nsnull);

        nsCOMPtr<nsPIDNSService> dns = do_GetService(NS_DNSSERVICE_CONTRACTID);
        if (!dns)
            return -1;

        if (argv[1][0] == '-') {
            sleepLen = atoi(argv[1]+1);
            argv++;
            argc--;
        }

        for (int j=0; j<2; ++j) {
            for (int i=1; i<argc; ++i) {
                // assume non-ASCII input is given in the native charset 
                nsCAutoString hostBuf;
                if (IsAscii(argv[i]))
                    hostBuf.Assign(argv[i]);
                else
                    hostBuf = NS_ConvertUTF16toUTF8(NS_ConvertASCIItoUTF16(argv[i]));

                nsCOMPtr<nsIDNSListener> listener = new myDNSListener(argv[i], i);

                nsCOMPtr<nsICancelable> req;
                nsresult rv = dns->AsyncResolve(hostBuf,
                                                nsIDNSService::RESOLVE_CANONICAL_NAME,
                                                listener, nsnull, getter_AddRefs(req));
                if (NS_FAILED(rv))
                    printf("### AsyncResolve failed [rv=%x]\n", rv);
            }

            printf("main thread sleeping for %d seconds...\n", sleepLen);
            PR_Sleep(PR_SecondsToInterval(sleepLen));
        }

        printf("shutting down main thread...\n");
        dns->Shutdown();
    }

    NS_ShutdownXPCOM(nsnull);
    return 0;
}