用堵塞的winsock怎么加超时处理——vc-mfc——论坛——图形图像网.mht

用堵塞的winsock怎么加超时处理——VC-MFC——论坛——图形图像网.mht

          <TD width=3D100>=B5=DA3=C2=A5</TD>
          <TD width=3D470><FONT =
color=3D#3366cc>=BB=D8=B8=B4=C8=CB=A3=BA<B>HeavenS</B></FONT></TD>
          <TD width=3D200><FONT color=3D#000000>2003-07-10 =
11:15:18</FONT></TD>
          <TD align=3Dright width=3D100><A=20
            =
href=3D"http://www.graphics.net.cn/bbs/vc/0787/384.asp#top">=B7=B5=BB=D8=B6=
=A5=B2=BF</A></TD></TR></TBODY></TABLE></TD></TR>
  <TR>
    <TD><BR><TEXTAREA style=3D"BORDER-RIGHT: medium none; BORDER-TOP: =
medium none; OVERFLOW-Y: visible; PADDING-LEFT: 10px; BORDER-LEFT: =
medium none; WIDTH: 730px; LINE-HEIGHT: 150%; BORDER-BOTTOM: medium =
none; FONT-FAMILY: Courier New" readOnly>1. =
=D3=C3setsockopt=BA=AF=CA=FD=C9=E8=D6=C3=B3=AC=CA=B1=A1=A3

2. =
=BB=F2=D3=C3WM_TIMER=C9=E8=D6=C3=B6=A8=CA=B1=C6=F7=A3=AC=B5=BD=CA=B1=BC=E4=
=C1=CB=BE=CD=B5=F7=D3=C3WSACancelBlockingCall=C8=A1=CF=FB=D7=E8=C8=FB=B5=F7=
=D3=C3=A3=AC
=D5=E2=D1=F9recv=BE=CD=BB=E1=B7=B5=BB=D8=A3=AC=B7=B5=BB=D8=D6=B5=CA=C7=D2=
=BB=B8=F6=CC=D8=B1=F0=B5=C4=D6=B5=A3=AC=D5=E2=B8=F6=B2=E9=B2=E9Msdn=BE=CD=
=D6=AA=B5=C0=C1=CB=A1=A3

3. =
=D3=C3select=D3=EF=BE=E4=B6=D4socket=BE=E4=B1=FA=BD=F8=D0=D0=CA=FD=BE=DD=BC=
=EC=B2=E9=A1=A3=D5=E2=CA=C7unix =
socket=B1=E0=B3=CC=B5=C4=BE=AD=B5=E4=B7=BD=B7=A8=A3=ACwindows=D2=B2=D6=A7=
=B3=D6=A1=A3
</TEXTAREA></TD></TR></TBODY></TABLE><BR>
<TABLE style=3D"BORDER-COLLAPSE: collapse" borderColor=3D#6699cc =
cellSpacing=3D0=20
cellPadding=3D2 width=3D780 align=3Dcenter border=3D1>
  <TBODY>
  <TR>
    <TD style=3D"PADDING-TOP: 6px; BACKGROUND-COLOR: #e7e7f3" =
height=3D25>
      <TABLE cellSpacing=3D0 cellPadding=3D0 border=3D0>
        <TBODY>
        <TR>
          <TD width=3D100>=B5=DA4=C2=A5</TD>
          <TD width=3D470><FONT =
color=3D#3366cc>=BB=D8=B8=B4=C8=CB=A3=BA<B>kof99th</B></FONT></TD>
          <TD width=3D200><FONT color=3D#000000>2003-07-10 =
12:24:00</FONT></TD>
          <TD align=3Dright width=3D100><A=20
            =
href=3D"http://www.graphics.net.cn/bbs/vc/0787/384.asp#top">=B7=B5=BB=D8=B6=
=A5=B2=BF</A></TD></TR></TBODY></TABLE></TD></TR>
  <TR>
    <TD><BR><TEXTAREA style=3D"BORDER-RIGHT: medium none; BORDER-TOP: =
medium none; OVERFLOW-Y: visible; PADDING-LEFT: 10px; BORDER-LEFT: =
medium none; WIDTH: 730px; LINE-HEIGHT: 150%; BORDER-BOTTOM: medium =
none; FONT-FAMILY: Courier New" =
readOnly>=CD=AC=D2=E2=C2=A5=C9=CF</TEXTAREA></TD></TR></TBODY></TABLE><BR=
>
<TABLE style=3D"BORDER-COLLAPSE: collapse" borderColor=3D#6699cc =
cellSpacing=3D0=20
cellPadding=3D2 width=3D780 align=3Dcenter border=3D1>
  <TBODY>
  <TR>
    <TD style=3D"PADDING-TOP: 6px; BACKGROUND-COLOR: #e7e7f3" =
height=3D25>
      <TABLE cellSpacing=3D0 cellPadding=3D0 border=3D0>
        <TBODY>
        <TR>
          <TD width=3D100>=B5=DA5=C2=A5</TD>
          <TD width=3D470><FONT =
color=3D#3366cc>=BB=D8=B8=B4=C8=CB=A3=BA<B>wilehorse</B></FONT></TD>
          <TD width=3D200><FONT color=3D#000000>2003-07-10 =
13:26:34</FONT></TD>
          <TD align=3Dright width=3D100><A=20
            =
href=3D"http://www.graphics.net.cn/bbs/vc/0787/384.asp#top">=B7=B5=BB=D8=B6=
=A5=B2=BF</A></TD></TR></TBODY></TABLE></TD></TR>
  <TR>
    <TD><BR><TEXTAREA style=3D"BORDER-RIGHT: medium none; BORDER-TOP: =
medium none; OVERFLOW-Y: visible; PADDING-LEFT: 10px; BORDER-LEFT: =
medium none; WIDTH: 730px; LINE-HEIGHT: 150%; BORDER-BOTTOM: medium =
none; FONT-FAMILY: Courier New" =
readOnly>setsockopt()=D4=F5=C3=B4=C9=E8=D6=C3=A3=AC=D4=DA=CA=B2=C3=B4=CA=B1=
=BA=F2=C9=E8=D6=C3=A3=AC=BF=C9=B7=F1=B8=F8=B8=F6=C0=FD=D7=D3</TEXTAREA></=
TD></TR></TBODY></TABLE><BR>
<TABLE style=3D"BORDER-COLLAPSE: collapse" borderColor=3D#6699cc =
cellSpacing=3D0=20
cellPadding=3D2 width=3D780 align=3Dcenter border=3D1>
  <TBODY>
  <TR>
    <TD style=3D"PADDING-TOP: 6px; BACKGROUND-COLOR: #e7e7f3" =
height=3D25>
      <TABLE cellSpacing=3D0 cellPadding=3D0 border=3D0>
        <TBODY>
        <TR>
          <TD width=3D100>=B5=DA6=C2=A5</TD>
          <TD width=3D470><FONT =
color=3D#3366cc>=BB=D8=B8=B4=C8=CB=A3=BA<B>farfh</B></FONT></TD>
          <TD width=3D200><FONT color=3D#000000>2003-07-10 =
13:37:00</FONT></TD>
          <TD align=3Dright width=3D100><A=20
            =
href=3D"http://www.graphics.net.cn/bbs/vc/0787/384.asp#top">=B7=B5=BB=D8=B6=
=A5=B2=BF</A></TD></TR></TBODY></TABLE></TD></TR>
  <TR>
    <TD><BR><TEXTAREA style=3D"BORDER-RIGHT: medium none; BORDER-TOP: =
medium none; OVERFLOW-Y: visible; PADDING-LEFT: 10px; BORDER-LEFT: =
medium none; WIDTH: 730px; LINE-HEIGHT: 150%; BORDER-BOTTOM: medium =
none; FONT-FAMILY: Courier New" readOnly>int TimeOut=3D6000;  =
//=CA=D5=B7=A2=B3=AC=CA=B13=C3=EB=20
	if(!SetSockOpt(SO_SNDTIMEO,(char *)&amp;TimeOut,
		sizeof(TimeOut)))
	{
		return FALSE;
	}</TEXTAREA></TD></TR></TBODY></TABLE><BR>
<TABLE style=3D"BORDER-COLLAPSE: collapse" borderColor=3D#6699cc =
cellSpacing=3D0=20
cellPadding=3D2 width=3D780 align=3Dcenter border=3D1>
  <TBODY>
  <TR>
    <TD style=3D"PADDING-TOP: 6px; BACKGROUND-COLOR: #e7e7f3" =
height=3D25>
      <TABLE cellSpacing=3D0 cellPadding=3D0 border=3D0>
        <TBODY>
        <TR>
          <TD width=3D100>=B5=DA7=C2=A5</TD>
          <TD width=3D470><FONT =
color=3D#3366cc>=BB=D8=B8=B4=C8=CB=A3=BA<B>wilehorse</B></FONT></TD>
          <TD width=3D200><FONT color=3D#000000>2003-07-10 =
13:47:32</FONT></TD>
          <TD align=3Dright width=3D100><A=20
            =
href=3D"http://www.graphics.net.cn/bbs/vc/0787/384.asp#top">=B7=B5=BB=D8=B6=
=A5=B2=BF</A></TD></TR></TBODY></TABLE></TD></TR>
  <TR>
    <TD><BR><TEXTAREA style=3D"BORDER-RIGHT: medium none; BORDER-TOP: =
medium none; OVERFLOW-Y: visible; PADDING-LEFT: 10px; BORDER-LEFT: =
medium none; WIDTH: 730px; LINE-HEIGHT: 150%; BORDER-BOTTOM: medium =
none; FONT-FAMILY: Courier New" =
readOnly>To:farfh(=C4=BD=C8=DD=B3=A4=B7=E7)=20
=CE=D2=BF=AA=C1=CB=D2=BB=B8=F6=CA=D5=CA=FD=BE=DD=B5=C4=CF=DF=B3=CC=A3=AC=D2=
=AA=C9=E8=D6=C3recv()=B3=AC=CA=B1=A3=ACSetSockOpt=A3=A8=A3=A9=D2=AA=B7=C5=
=D4=DA=BA=CE=B4=A6=C4=D8</TEXTAREA></TD></TR></TBODY></TABLE><BR>
<TABLE style=3D"BORDER-COLLAPSE: collapse" borderColor=3D#6699cc =
cellSpacing=3D0=20
cellPadding=3D2 width=3D780 align=3Dcenter border=3D1>
  <TBODY>
  <TR>
    <TD style=3D"PADDING-TOP: 6px; BACKGROUND-COLOR: #e7e7f3" =
height=3D25>
      <TABLE cellSpacing=3D0 cellPadding=3D0 border=3D0>
        <TBODY>
        <TR>
          <TD width=3D100>=B5=DA8=C2=A5</TD>
          <TD width=3D470><FONT =
color=3D#3366cc>=BB=D8=B8=B4=C8=CB=A3=BA<B>w8zz</B></FONT></TD>
          <TD width=3D200><FONT color=3D#000000>2003-07-10 =
14:07:49</FONT></TD>
          <TD align=3Dright width=3D100><A=20
            =
href=3D"http://www.graphics.net.cn/bbs/vc/0787/384.asp#top">=B7=B5=BB=D8=B6=
=A5=B2=BF</A></TD></TR></TBODY></TABLE></TD></TR>
  <TR>
    <TD><BR><TEXTAREA style=3D"BORDER-RIGHT: medium none; BORDER-TOP: =
medium none; OVERFLOW-Y: visible; PADDING-LEFT: 10px; BORDER-LEFT: =
medium none; WIDTH: 730px; LINE-HEIGHT: 150%; BORDER-BOTTOM: medium =
none; FONT-FAMILY: Courier New" readOnly>timeval read_timeout ; =20
    fd_set  read_fd; =09

    read_timeout.tv_sec =3D 5;
    read_timeout.tv_usec =3D 0;

    FD_ZERO(&amp;read_fd);
    FD_SET(m_hWriterSocket,&amp;read_fd);

    nErr =3D ::select(0,&amp;read_fd,0,0,&amp;read_timeout);
    if (nErr =3D=3D0)
     {
         //MessageBox();
	goto ConnectBreak;
     }
    if( nErr =3D=3D SOCKET_ERROR )
    {
      //MessageBox();
      goto ConnectBreak;
     }       =20
     nErr =3D ::recv(m_hWriterSocket,
                   getbuf(),
                   LengthNeedRead,
                   0);  =09
     if (nErr =3D=3D0)
     {
        //MessageBox();
	goto ConnectBreak;
      }
      else{
           if( nErr =3D=3D SOCKET_ERROR )
            {
              //MessageBox();
              goto ConnectBreak;
	   }
            else{
               //do you process=20
             }
	}
</TEXTAREA></TD></TR></TBODY></TABLE><BR>
<TABLE style=3D"BORDER-COLLAPSE: collapse" borderColor=3D#6699cc =
cellSpacing=3D0=20
cellPadding=3D2 width=3D780 align=3Dcenter border=3D1>
  <TBODY>
  <TR>
    <TD style=3D"PADDING-TOP: 6px; BACKGROUND-COLOR: #e7e7f3" =
height=3D25>
      <TABLE cellSpacing=3D0 cellPadding=3D0 border=3D0>
        <TBODY>
        <TR>
          <TD width=3D100>=B5=DA9=C2=A5</TD>
          <TD width=3D470><FONT =
color=3D#3366cc>=BB=D8=B8=B4=C8=CB=A3=BA<B>wilehorse</B></FONT></TD>
          <TD width=3D200><FONT color=3D#000000>2003-07-10 =
14:09:30</FONT></TD>
          <TD align=3Dright width=3D100><A=20
            =
href=3D"http://www.graphics.net.cn/bbs/vc/0787/384.asp#top">=B7=B5=BB=D8=B6=
=A5=B2=BF</A></TD></TR></TBODY></TABLE></TD></TR>
  <TR>
    <TD><BR><TEXTAREA style=3D"BORDER-RIGHT: medium none; BORDER-TOP: =
medium none; OVERFLOW-Y: visible; PADDING-LEFT: 10px; BORDER-LEFT: =
medium none; WIDTH: 730px; LINE-HEIGHT: 150%; BORDER-BOTTOM: medium =
none; FONT-FAMILY: Courier New" readOnly>int Timeout=3D60000
connect_flag_cmd=3D connect(cmdsock,(struct sockaddr FAR =
*)&amp;from,sizeof(from));
status=3Dsetsockopt(cmdsock,IPPROTO_TCP, SO_RCVTIMEO, (char =
*)&amp;Timeout, sizeof(Timeout));

status=3D-1,setsockopt=CA=A7=B0=DC=A3=AC=CE=AA=CA=B2=C3=B4</TEXTAREA></TD=
></TR></TBODY></TABLE><BR>
<TABLE style=3D"BORDER-COLLAPSE: collapse" borderColor=3D#6699cc =
cellSpacing=3D0=20
cellPadding=3D2 width=3D780 align=3Dcenter border=3D1>
  <TBODY>
  <TR>
    <TD style=3D"PADDING-TOP: 6px; BACKGROUND-COLOR: #e7e7f3" =
height=3D25>
      <TABLE cellSpacing=3D0 cellPadding=3D0 border=3D0>
        <TBODY>
        <TR>
          <TD width=3D100>=B5=DA10=C2=A5</TD>
          <TD width=3D470><FONT =
color=3D#3366cc>=BB=D8=B8=B4=C8=CB=A3=BA<B>arlaichin</B></FONT></TD>
          <TD width=3D200><FONT color=3D#000000>2003-07-10 =
15:47:26</FONT></TD>
          <TD align=3Dright width=3D100><A=20
            =
href=3D"http://www.graphics.net.cn/bbs/vc/0787/384.asp#top">=B7=B5=BB=D8=B6=
=A5=B2=BF</A></TD></TR></TBODY></TABLE></TD></TR>
  <TR>
    <TD><BR><TEXTAREA style=3D"BORDER-RIGHT: medium none; BORDER-TOP: =
medium none; OVERFLOW-Y: visible; PADDING-LEFT: 10px; BORDER-LEFT: =
medium none; WIDTH: 730px; LINE-HEIGHT: 150%; BORDER-BOTTOM: medium =
none; FONT-FAMILY: Courier New" =
readOnly>=BA=C3=CF=F3=CA=C7WinSock=B2=BB=D6=A7=B3=D6SO_RCVTIMEO.=CA=D4=CA=
=D4=D3=C3:
/*
=B7=B5=BB=D8:
&gt;0: =BD=D3=CA=D5=B3=A4=B6=C8
other: failed
*/
int sockRecvBuf(int sock,char *pszBuf,int iMaxLen,int rcvTmOut)
{
	int retval;
	struct timeval timeVal;=20
	fd_set setId;

	if(rcvTmOut&gt;0)
	{
		timeVal.tv_sec=3DrcvTmOut;
		timeVal.tv_usec=3D0;

		FD_ZERO(&amp;setId);
		FD_SET((unsigned)sock,&amp;setId);

		retval=3Dselect(0,&amp;setId,NULL,NULL,&amp;timeVal);
		if(retval=3D=3DSOCKET_ERROR)return -1;
		if(retval=3D=3D0)return 0;		//time out
		//if(!FD_ISSET(sock,&amp;setId))return 0;
	}

	retval=3Drecv(sock,pszBuf,iMaxLen,0);
	if(retval&lt;0)
	{
		strcpy(gszErrMsg,"receive error");
		return -2;
	}

	return(retval);
}
</TEXTAREA></TD></TR></TBODY></TABLE><BR>
<TABLE style=3D"BORDER-COLLAPSE: collapse" borderColor=3D#6699cc =
cellSpacing=3D0=20
cellPadding=3D2 width=3D780 align=3Dcenter border=3D1>
  <TBODY>
  <TR>
    <TD style=3D"PADDING-TOP: 6px; BACKGROUND-COLOR: #e7e7f3" =
height=3D25>
      <TABLE cellSpacing=3D0 cellPadding=3D0 border=3D0>
        <TBODY>
        <TR>
          <TD width=3D100>=B5=DA11=C2=A5</TD>
          <TD width=3D470><FONT =
color=3D#3366cc>=BB=D8=B8=B4=C8=CB=A3=BA<B>farfh</B></FONT></TD>
          <TD width=3D200><FONT color=3D#000000>2003-07-10 =
16:36:42</FONT></TD>
          <TD align=3Dright width=3D100><A=20
            =
href=3D"http://www.graphics.net.cn/bbs/vc/0787/384.asp#top">=B7=B5=BB=D8=B6=
=A5=B2=BF</A></TD></TR></TBODY></TABLE></TD></TR>
  <TR>
    <TD><BR><TEXTAREA style=3D"BORDER-RIGHT: medium none; BORDER-TOP: =
medium none; OVERFLOW-Y: visible; PADDING-LEFT: 10px; BORDER-LEFT: =
medium none; WIDTH: 730px; LINE-HEIGHT: 150%; BORDER-BOTTOM: medium =
none; FONT-FAMILY: Courier New" =
readOnly>=D3=C3select=CC=AB=B7=D1=C1=CB=A3=AC=C8=E7=B9=FB=CA=C7=CE=D2=B5=C4=
=BB=B0=CE=D2=C4=FE=D4=B8=D4=F2EVENT=A3=AC=D2=EC=B2=BD=CA=D5=B7=A2=A3=AC=D5=
=E2=D1=F9=D2=B2=BD=CF=BC=F2=B5=A5=A1=A3
=B8=F8=B8=F6MFC=CF=C2=CD=EA=D5=FB=B4=FA=C2=EB=A3=AC=CA=B9=D3=C3API=B5=C4=B5=
=C0=C0=ED=CA=C7=D2=BB=D1=F9=B5=C4=A1=A3=D2=BB=B0=E3=CB=B5=C0=B4=CA=C7=C3=BB=
=CE=CA=CC=E2=B5=C4=A3=AC=D7=DC=D6=AE=D2=AA=CF=C8setsockopt=A3=AC=B2=C5=C4=
=DCconnect=A3=AC=CF=EA=BC=FBmsdn=A1=A3
CCFSocket sk;
	if(!sk.Create())
	{
		=
MsgBox("=C1=AC=BD=D3=CA=B1=BA=F2=B3=F6=CF=D6=B4=ED=CE=F3=A3=AC=C7=EB=B3=A2=
=CA=D4=B4=D3=D0=C2=C1=AC=BD=D3");
		sk.Close();
		return FALSE;
	}
	if(!sk.AsyncSelect(0))
	{
		return FALSE;
	=09
	}
	DWORD ld=3D0;
	if(!sk.IOCtl(FIONBIO   ,&amp;ld))
	{
		return FALSE;
	}
	int TimeOut=3D6000;  //=CA=D5=B7=A2=B3=AC=CA=B16=C3=EB=20
	if(!sk.SetSockOpt(SO_SNDTIMEO,(char *)&amp;TimeOut,
		sizeof(TimeOut)))
	{
		return FALSE;
	}
	if(!sk.SetSockOpt(SO_RCVTIMEO,(char *)&amp;TimeOut,