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<h1 class="topictitle1">Name-to-address translation APIs</h1>
<div><p>These APIs allow an application to obtain the address of a service
or a specified host in a transport-independent manner.</p>
<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" width="100%" frame="border" border="1" rules="all"><thead align="left"><tr><th align="left" valign="bottom" width="33.33333333333333%" id="d0e21">API</th>
<th align="left" valign="bottom" width="66.66666666666666%" id="d0e23">Description</th>
</tr>
</thead>
<tbody><tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e21 "><span class="apiname">netdir_free()</span></td>
<td align="left" valign="top" width="66.66666666666666%" headers="d0e23 ">Frees structures that are allocated
by name-to-address translation APIs</td>
</tr>
<tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e21 "><span class="apiname">netdir_getbyaddr()</span></td>
<td align="left" valign="top" width="66.66666666666666%" headers="d0e23 ">Maps addresses into host names
and service names</td>
</tr>
<tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e21 "><span class="apiname">netdir_getbyname()</span></td>
<td align="left" valign="top" width="66.66666666666666%" headers="d0e23 ">Maps the host name and service
name that are specified in the service parameter to a set of addresses that
are consistent with the transport identified in the netconfig structure</td>
</tr>
<tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e21 "><span class="apiname">netdir_options()</span></td>
<td align="left" valign="top" width="66.66666666666666%" headers="d0e23 ">Provides interfaces to transport-specific
capabilities such as the broadcast address and reserved port facilities of
TCP and UDP</td>
</tr>
<tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e21 "><span class="apiname">netdir_sperror()</span></td>
<td align="left" valign="top" width="66.66666666666666%" headers="d0e23 ">Issues an informational message
that states why one of the name-to-address translation APIs failed</td>
</tr>
<tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e21 "><span class="apiname">taddr2uaddr()</span></td>
<td align="left" valign="top" width="66.66666666666666%" headers="d0e23 ">Translates a transport-specific
(local) address to a transport-independent (universal) address</td>
</tr>
<tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e21 "><span class="apiname">uaddr2taddr()</span></td>
<td align="left" valign="top" width="66.66666666666666%" headers="d0e23 ">Translates a transport-independent
(universal) address to a transport-specific (local) address (netbuf structure)</td>
</tr>
</tbody>
</table>
</div>
</div>
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<div class="familylinks">
<div class="parentlink"><strong>Parent topic:</strong> <a href="rzaaxtirpc.htm" title="Developed by Sun Microsystems, remote procedure call (RPC) easily separates and distributes client applications from a server mechanism.">Transport-independent remote procedure call</a></div>
</div>
<div class="relinfo"><strong>Related information</strong><br />
<div><a href="../apifinder/finder.htm">API finder</a></div>
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