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<A HREF="read.cgi-read=9993.htm" tppabs="http://www.codeguru.com/mfc_bbs/read.cgi?read=9993">Previous in Thread</A><P ALIGN=CENTER><BIG><BIG><BIG><STRONG>Re: Possible API bug (off topic)</STRONG></BIG></BIG></BIG>
<P ALIGN=CENTER><EM>Posted by <STRONG><A HREF="mailto:jorge.lodos@cigb.edu.cu">Jorge Lodos</A></STRONG> on <STRONG>4/22/98 8:55a.m.</STRONG>, in response to <A HREF="read.cgi-read=9993.htm" tppabs="http://www.codeguru.com/mfc_bbs/read.cgi?read=9993">Re: Possible API bug (off topic)</A>, posted by Wolfram Nuecker on 4/21/98 2:05p.m.</EM></P>
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<P>Everything you said is right, except that a call to RasDial() with no phonebook or phone number does NOT return a valid handle, so there is no need to call RasHangUp (which has no effect when called with a NULL handle).
<BR>In my original program (where I noted the memory leak), I sometimes did have a valid handle, and RasHangUp() was called, but the memory was leaked anyway.
<BR>Now I have modified this sample program (see below), with an assertion to prove that the handle is NULL. As before, you can see your memory leaking with the task manager.
<BR>I would like to report this to microsoft, but so far I have not find a way to do so. Any help?
<P>Thanks for your time
<BR>Jorge Lodos
<P>#define _WIN32_WINNT 0x0400
<BR>#include <windows.h>
<BR>#include <ras.h>
<BR>#include <assert.h>
<P>void WINAPI RasDialFunc(UINT unMsg, RASCONNSTATE rasconnstate, DWORD dwError)
<BR>{
<BR>}
<P>extern "C" int wmain(int argc, char **argv)
<BR>{
<BR> DWORD dwRet = 1;
<BR> HRASCONN hRasConn = NULL;
<BR> while (dwRet && !hRasConn)
<BR> {
<BR> // setup RAS Dial Parameters
<BR> static RASDIALPARAMS rdParams;
<BR> rdParams.dwSize = sizeof(RASDIALPARAMS);
<BR> lstrcpy(rdParams.szEntryName, TEXT(""));
<BR> rdParams.szPhoneNumber[0] = TEXT('\0');
<BR> rdParams.szCallbackNumber[0] = TEXT('*');
<BR> rdParams.szCallbackNumber[0] = TEXT('\0');
<P> lstrcpy(rdParams.szUserName, TEXT(""));
<BR> lstrcpy(rdParams.szPassword, TEXT(""));
<BR> rdParams.szDomain[0] = TEXT('*');
<BR> rdParams.szDomain[1] = TEXT('\0');
<P> dwRet = RasDial(NULL, NULL, &rdParams, 0L, (RASDIALFUNC)RasDialFunc, &hRasConn);
<BR> assert(hRasConn == NULL);
<BR> Sleep(10000); // let the task manager refresh
<BR> }
<BR>
<BR> return 0;
<BR>}
<BR>
</P>
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