Sophie

Sophie

distrib > Mandriva > 2008.1 > x86_64 > by-pkgid > 05cd670d8a02b2b4a0ffb1756f2e8308 > files > 9892

php-manual-zh-5.2.4-1mdv2008.1.noarch.rpm

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<HTML
><HEAD
><TITLE
>stream_socket_pair</TITLE
><META
NAME="GENERATOR"
CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK
REL="HOME"
TITLE="PHP 手册"
HREF="index.html"><LINK
REL="UP"
TITLE="Stream Functions"
HREF="ref.stream.html"><LINK
REL="PREVIOUS"
TITLE="stream_socket_get_name"
HREF="function.stream-socket-get-name.html"><LINK
REL="NEXT"
TITLE="stream_socket_recvfrom"
HREF="function.stream-socket-recvfrom.html"><META
HTTP-EQUIV="Content-type"
CONTENT="text/html; charset=UTF-8"></HEAD
><BODY
CLASS="refentry"
BGCOLOR="#FFFFFF"
TEXT="#000000"
LINK="#0000FF"
VLINK="#840084"
ALINK="#0000FF"
><DIV
CLASS="NAVHEADER"
><TABLE
SUMMARY="Header navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TH
COLSPAN="3"
ALIGN="center"
>PHP 手册</TH
></TR
><TR
><TD
WIDTH="10%"
ALIGN="left"
VALIGN="bottom"
><A
HREF="function.stream-socket-get-name.html"
ACCESSKEY="P"
>上一页</A
></TD
><TD
WIDTH="80%"
ALIGN="center"
VALIGN="bottom"
></TD
><TD
WIDTH="10%"
ALIGN="right"
VALIGN="bottom"
><A
HREF="function.stream-socket-recvfrom.html"
ACCESSKEY="N"
>下一页</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><H1
><A
NAME="function.stream-socket-pair"
></A
>stream_socket_pair</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN223872"
></A
><P
>    (PHP 5 &#62;= 5.1.0RC1)</P
>stream_socket_pair&nbsp;--&nbsp;
   Creates a pair of connected, indistinguishable socket streams
  </DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN223875"
></A
><H2
>说明</H2
>array <B
CLASS="methodname"
>stream_socket_pair</B
> ( int domain, int type, int protocol )<BR
></BR
><P
>&#13;   <B
CLASS="function"
>stream_socket_pair()</B
> creates a pair of connected,
   indistinguishable socket streams. This function is commonly used in IPC
   (Inter-Process Communication).     
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN223891"
></A
><H2
>参数</H2
><P
>&#13;   <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>domain</CODE
></DT
><DD
><P
>&#13;       The protocol family to be used: <TT
CLASS="constant"
><B
>STREAM_PF_INET</B
></TT
>,
       <TT
CLASS="constant"
><B
>STREAM_PF_INET6</B
></TT
> or
       <TT
CLASS="constant"
><B
>STREAM_PF_UNIX</B
></TT
>
      </P
></DD
><DT
><CODE
CLASS="parameter"
>type</CODE
></DT
><DD
><P
>&#13;       The type of communication to be used:
       <TT
CLASS="constant"
><B
>STREAM_SOCK_DGRAM</B
></TT
>,
       <TT
CLASS="constant"
><B
>STREAM_SOCK_RAW</B
></TT
>,
       <TT
CLASS="constant"
><B
>STREAM_SOCK_RDM</B
></TT
>,
       <TT
CLASS="constant"
><B
>STREAM_SOCK_SEQPACKET</B
></TT
> or
       <TT
CLASS="constant"
><B
>STREAM_SOCK_STREAM</B
></TT
>
      </P
></DD
><DT
><CODE
CLASS="parameter"
>protocol</CODE
></DT
><DD
><P
>&#13;       The protocol to be used: <TT
CLASS="constant"
><B
>STREAM_IPPROTO_ICMP</B
></TT
>,
       <TT
CLASS="constant"
><B
>STREAM_IPPROTO_IP</B
></TT
>,
       <TT
CLASS="constant"
><B
>STREAM_IPPROTO_RAW</B
></TT
>,
       <TT
CLASS="constant"
><B
>STREAM_IPPROTO_TCP</B
></TT
> or
       <TT
CLASS="constant"
><B
>STREAM_IPPROTO_UDP</B
></TT
>       
      </P
></DD
></DL
></DIV
>
  </P
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>注意: </B
>
    Please consult the <A
HREF="ref.stream.html#stream.constants"
>Streams constant
     list</A
> for further details on each constant.
   </P
></BLOCKQUOTE
></DIV
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN223926"
></A
><H2
>返回值</H2
><P
>&#13;   Returns an <A
HREF="language.types.array.html"
><B
CLASS="type"
>array</B
></A
> with the two socket resources on success, or
   <TT
CLASS="constant"
><B
>FALSE</B
></TT
> on failure.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN223931"
></A
><H2
>范例</H2
><P
>&#13;   <TABLE
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
CLASS="EXAMPLE"
><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN223934"
></A
><P
><B
>例 1. A <B
CLASS="function"
>stream_socket_pair()</B
> example</B
></P
><P
>&#13;     This example shows the basic usage of
     <B
CLASS="function"
>stream_socket_pair()</B
> in Inter-Process Comunication.
    </P
><TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /><br />$sockets </font><font color="#007700">= </font><font color="#0000BB">stream_socket_pair</font><font color="#007700">(</font><font color="#0000BB">STREAM_PF_UNIX</font><font color="#007700">, </font><font color="#0000BB">STREAM_SOCK_STREAM</font><font color="#007700">, </font><font color="#0000BB">STREAM_IPPROTO_IP</font><font color="#007700">);<br /></font><font color="#0000BB">$pid&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#007700">= </font><font color="#0000BB">pcntl_fork</font><font color="#007700">();<br /><br />if (</font><font color="#0000BB">$pid </font><font color="#007700">== -</font><font color="#0000BB">1</font><font color="#007700">) {<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;die(</font><font color="#DD0000">'could not fork'</font><font color="#007700">);<br /><br />} else if (</font><font color="#0000BB">$pid</font><font color="#007700">) {<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#FF8000">/* parent */<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">fclose</font><font color="#007700">(</font><font color="#0000BB">$sockets</font><font color="#007700">[</font><font color="#0000BB">0</font><font color="#007700">]);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">fwrite</font><font color="#007700">(</font><font color="#0000BB">$sockets</font><font color="#007700">[</font><font color="#0000BB">1</font><font color="#007700">], </font><font color="#DD0000">"child PID: $pid</font><font color="#007700">\n</font><font color="#DD0000">"</font><font color="#007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#0000BB">fgets</font><font color="#007700">(</font><font color="#0000BB">$sockets</font><font color="#007700">[</font><font color="#0000BB">1</font><font color="#007700">]);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">fclose</font><font color="#007700">(</font><font color="#0000BB">$sockets</font><font color="#007700">[</font><font color="#0000BB">1</font><font color="#007700">]);<br /><br />} else {<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#FF8000">/* child */<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">fclose</font><font color="#007700">(</font><font color="#0000BB">$sockets</font><font color="#007700">[</font><font color="#0000BB">1</font><font color="#007700">]);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">fwrite</font><font color="#007700">(</font><font color="#0000BB">$sockets</font><font color="#007700">[</font><font color="#0000BB">0</font><font color="#007700">], </font><font color="#DD0000">"message from child\n"</font><font color="#007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#0000BB">fgets</font><font color="#007700">(</font><font color="#0000BB">$sockets</font><font color="#007700">[</font><font color="#0000BB">0</font><font color="#007700">]);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">fclose</font><font color="#007700">(</font><font color="#0000BB">$sockets</font><font color="#007700">[</font><font color="#0000BB">0</font><font color="#007700">]);<br />}<br /><br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
></TR
></TABLE
><P
>上例的输出类似于：</P
><TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><PRE
CLASS="screen"
>child PID: 1378
message from child</PRE
></TD
></TR
></TABLE
></DIV
></TD
></TR
></TABLE
>
  </P
></DIV
><DIV
CLASS="NAVFOOTER"
><HR
ALIGN="LEFT"
WIDTH="100%"><TABLE
SUMMARY="Footer navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
><A
HREF="function.stream-socket-get-name.html"
ACCESSKEY="P"
>上一页</A
></TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="index.html"
ACCESSKEY="H"
>起始页</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
><A
HREF="function.stream-socket-recvfrom.html"
ACCESSKEY="N"
>下一页</A
></TD
></TR
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
>stream_socket_get_name</TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="ref.stream.html"
ACCESSKEY="U"
>上一级</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
>stream_socket_recvfrom</TD
></TR
></TABLE
></DIV
></BODY
></HTML
>

Perl :: Catalyst :: PostgreSQL :: RPM Valid HTML 4.01 Transitional