186 lines
3.1 KiB
HTML
186 lines
3.1 KiB
HTML
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- Copyright (C) 2000, 2001 Internet Software Consortium.
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-
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- Permission to use, copy, modify, and distribute this software for any
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- purpose with or without fee is hereby granted, provided that the above
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- copyright notice and this permission notice appear in all copies.
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- THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM
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- DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL
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- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
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- INTERNET SOFTWARE CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT,
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- INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
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- FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
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- NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
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- WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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-->
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<HTML
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><HEAD
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><TITLE
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>lwres_inetntop</TITLE
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><META
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NAME="GENERATOR"
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CONTENT="Modular DocBook HTML Stylesheet Version 1.61
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"></HEAD
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><BODY
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CLASS="REFENTRY"
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BGCOLOR="#FFFFFF"
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TEXT="#000000"
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LINK="#0000FF"
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VLINK="#840084"
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ALINK="#0000FF"
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><H1
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><A
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NAME="AEN1"
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>lwres_inetntop</A
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></H1
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><DIV
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CLASS="REFNAMEDIV"
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><A
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NAME="AEN8"
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></A
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><H2
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>Name</H2
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>lwres_net_ntop -- lightweight resolver IP address presentation</DIV
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><DIV
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CLASS="REFSYNOPSISDIV"
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><A
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NAME="AEN11"
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></A
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><H2
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>Synopsis</H2
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><DIV
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CLASS="FUNCSYNOPSIS"
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><A
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NAME="AEN12"
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></A
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><P
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></P
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><PRE
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CLASS="FUNCSYNOPSISINFO"
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>#include <lwres/net.h></PRE
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><P
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><CODE
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><CODE
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CLASS="FUNCDEF"
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>const char *
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lwres_net_ntop</CODE
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>(int af, const void *src, char *dst, size_t size);</CODE
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></P
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><P
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></P
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></DIV
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></DIV
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><DIV
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CLASS="REFSECT1"
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><A
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NAME="AEN21"
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></A
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><H2
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>DESCRIPTION</H2
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><P
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><TT
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CLASS="FUNCTION"
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>lwres_net_ntop()</TT
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> converts an IP address of
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protocol family <TT
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CLASS="PARAMETER"
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><I
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>af</I
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></TT
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> — IPv4 or IPv6 —
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at location <TT
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CLASS="PARAMETER"
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><I
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>src</I
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></TT
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> from network format to its
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conventional representation as a string. For IPv4 addresses, that
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string would be a dotted-decimal. An IPv6 address would be
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represented in colon notation as described in RFC1884.</P
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><P
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>The generated string is copied to <TT
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CLASS="PARAMETER"
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><I
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>dst</I
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></TT
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> provided
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<TT
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CLASS="PARAMETER"
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><I
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>size</I
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></TT
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> indicates it is long enough to store the
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ASCII representation of the address.</P
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></DIV
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><DIV
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CLASS="REFSECT1"
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><A
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NAME="AEN30"
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></A
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><H2
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>RETURN VALUES</H2
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><P
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>If successful, the function returns <TT
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CLASS="PARAMETER"
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><I
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>dst</I
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></TT
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>:
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a pointer to a string containing the presentation format of the
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address. <TT
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CLASS="FUNCTION"
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>lwres_net_ntop()</TT
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> returns
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<SPAN
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CLASS="TYPE"
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>NULL</SPAN
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> and sets the global variable
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<TT
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CLASS="CONSTANT"
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>errno</TT
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> to <SPAN
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CLASS="ERRORCODE"
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>EAFNOSUPPORT</SPAN
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> if
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the protocol family given in <TT
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CLASS="PARAMETER"
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><I
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>af</I
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></TT
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> is not
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supported.</P
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></DIV
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><DIV
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CLASS="REFSECT1"
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><A
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NAME="AEN39"
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></A
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><H2
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>SEE ALSO</H2
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><P
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><SPAN
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CLASS="CITEREFENTRY"
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><SPAN
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CLASS="REFENTRYTITLE"
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>RFC1884</SPAN
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></SPAN
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>,
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<SPAN
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CLASS="CITEREFENTRY"
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><SPAN
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CLASS="REFENTRYTITLE"
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>inet_ntop</SPAN
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>(3)</SPAN
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>,
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<SPAN
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CLASS="CITEREFENTRY"
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><SPAN
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CLASS="REFENTRYTITLE"
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>errno</SPAN
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>(3)</SPAN
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>.</P
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></DIV
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></BODY
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></HTML
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> |