122 lines
3.7 KiB
HTML
122 lines
3.7 KiB
HTML
<HTML>
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<HEAD><TITLE>xxfi_connect</TITLE></HEAD>
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<BODY>
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<!--
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$Id: xxfi_connect.html,v 1.19 2007/01/15 22:24:45 ca Exp $
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-->
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<H1>xxfi_connect</H1>
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<TABLE border="0" cellspacing=4 cellpadding=4>
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<!---------- Synopsis ----------->
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<TR><TH valign="top" align=left width=100>SYNOPSIS</TH><TD>
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<PRE>
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#include <libmilter/mfapi.h>
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sfsistat (*xxfi_connect)(
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SMFICTX *ctx,
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char *hostname,
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_SOCK_ADDR *hostaddr);
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</PRE>
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</TD></TR>
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<!----------- Description ---------->
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<TR><TH valign="top" align=left>DESCRIPTION</TH><TD>
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<TABLE border="1" cellspacing=1 cellpadding=4>
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<TR>
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<TH valign="top" align=left width=80>Called When</TH>
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<TD>Once, at the start of each SMTP connection.</TD>
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</TR>
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<TR>
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<TH valign="top" align=left width=80>Default Behavior</TH>
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<TD>Do nothing; return SMFIS_CONTINUE.</TD>
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</TR>
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</TABLE>
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<!--
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This callback function is invoked on each connection to the mail
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filter program.
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The callback is to be implemented by the Milter application developers.
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The name of the callback can be any valid function name.
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The function pointer is to be assigned to the
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smfiDesc.xxfi_connect and the pointer to the smfiDesc structure
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is passed to smfi_register().
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</TD></TR>
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-->
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<!----------- Arguments ---------->
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<TR><TH valign="top" align=left>ARGUMENTS</TH><TD>
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<TABLE border="1" cellspacing=0>
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<TR bgcolor="#dddddd"><TH>Argument</TH><TH>Description</TH></TR>
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<TR><TD>ctx</TD>
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<TD>the opaque context structure.
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</TD></TR>
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<TR><TD>hostname</TD>
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<TD>the host name of the message sender, as determined by a
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reverse lookup on the host address.
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If the reverse lookup fails
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or if none of the IP addresses of the resolved host name
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matches the original IP address,
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hostname will contain the message sender's IP
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address enclosed in square brackets (e.g. `[a.b.c.d]').
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If the SMTP connection is made via stdin the value is
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<CODE>localhost</CODE>.
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</TD></TR>
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<TR><TD>hostaddr</TD>
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<TD>the host address,
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as determined by a <CODE>getpeername(2)</CODE> call on the SMTP socket.
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NULL if the type is not supported in the current version or if
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the SMTP connection is made via stdin.
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</TD></TR>
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</TABLE>
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</TD></TR>
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<!----------- Return values ---------->
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<!--
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<TR>
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<TH valign="top" align=left>SPECIAL RETURN VALUES</TH>
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<TD><TABLE border="1" cellspacing=0>
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<TR bgcolor="#dddddd"><TH>Return value</TH><TH>Description</TH></TR>
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<TR valign="top">
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<TD>SMFIS_ACCEPT</TD>
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<TD>Accept all commands and messages from this client without any
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further contact with the filter. </TD>
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</TD>
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</TR>
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<TR valign="top">
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<TD>SMFIS_CONTINUE</TD>
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<TD>Continue normal processing. </TD>
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</TR>
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<TR valign="top">
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<TD>SMFIS_DISCARD</TD>
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<TD>Undefined behaviour; do not use. </TD>
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</TR>
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<TR valign="top">
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<TD>SMFIS_TEMPFAIL</TD>
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<TD>Reject all commands and messages from this client with a
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temporary failure reply code.
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If also used in conjunction with <CODE>smfi_setreply()</CODE>
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to set a reply whose SMTP code is 421,
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the MTA will drop the connection immediately. </TD>
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</TR>
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<TR valign="top">
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<TD>SMFIS_REJECT</TD>
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<TD>Reject all commands and messages from this client with a
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permanent failure reply code. </TD>
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</TR>
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</TABLE>
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</TR>
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-->
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<!----------- Notes ---------->
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<TR>
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<TH valign="top" align=left>NOTES</TH>
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<TD>If an earlier filter rejects the connection in its xxfi_connect()
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routine, this filter's xxfi_connect() will not be called.</TD>
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</TR>
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</TABLE>
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<HR size="1">
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<FONT size="-1">
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Copyright (c) 2000-2001, 2003, 2007 Sendmail, Inc. and its suppliers.
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All rights reserved.
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<BR>
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By using this file, you agree to the terms and conditions set
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forth in the LICENSE.
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</FONT>
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</BODY>
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</HTML>
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