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<HTML><HEAD><TITLE>Xlib Programming Manual: XListHosts</TITLE></HEAD><BODY><H1 ALIGN=center>XListHosts</H1><H2>Syntax</H2><!.IN "XListHosts" "" "@DEF@"><CODE><PRE><A HREF="hosts.html">XHostAddress</A> *XListHosts(<B>display</B>, <B>nhosts_return</B>, <B>state_return</B>) <A HREF="../../display/opening.html#Display">Display</A> *<B>display</B>; int *<B>nhosts_return</B>; Bool *<B>state_return</B>;</PRE></CODE><H2>Arguments</H2><TABLE><TR><TD> <B>display</B><TD> Specifies the connection to the X server.<TR><TD> <B>nhosts_return</B><TD> Returns the number of hosts currently in the access control list.<TR><TD> <B>state_return</B><TD> Returns the state of the access control.</TABLE><H2>Description</H2>The<B>XListHosts()</B>function returns the current access control list as well as whether the use of the list at connection setup was enabled or disabled.<B>XListHosts()</B>allows a program to find out what machines can make connections.It also returns a pointer to a list of host structures thatwere allocated by the function. When no longer needed,this memory should be freed by calling<B><A HREF="../../display/XFree.html">XFree()</A></B>.<H2>See also</H2><B><A HREF="XAddHost.html">XAddHost()</A></B>,<B><A HREF="XAddHosts.html">XAddHosts()</A></B>,<B><A HREF="XDisableAccessControl.html">XDisableAccessControl()</A></B>,<B><A HREF="XEnableAccessControl.html">XEnableAccessControl()</A></B>,<B><A HREF="../../display/XFree.html">XFree()</A></B><B><A HREF="XRemoveHost.html">XRemoveHost()</A></B>,<B><A HREF="XRemoveHosts.html">XRemoveHosts()</A></B>,<B><A HREF="XSetAccessControl.html">XSetAccessControl()</A></B>,"<A HREF="hosts.html">Adding, Getting, or Removing Hosts</A>"<HR><ADDRESS><A HREF="http://tronche.com/">Christophe Tronche</A>, <A HREF="mailto:ch.tronche@computer.org">ch.tronche@computer.org</A></ADDRESS></BODY></HTML>⌨️ 快捷键说明
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