2007-04-09 01:38:51 +00:00
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<HTML>
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<HEAD><TITLE>xxfi_header</TITLE></HEAD>
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<BODY>
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2004-08-01 01:04:57 +00:00
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2007-04-09 01:38:51 +00:00
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$Id: xxfi_header.html,v 1.17 2006/12/21 18:30:36 ca Exp $
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2004-08-01 01:04:57 +00:00
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2007-04-09 01:38:51 +00:00
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<H1>xxfi_header</H1>
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2002-02-17 21:56:45 +00:00
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2007-04-09 01:38:51 +00:00
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<TABLE border="0" cellspacing=4 cellpadding=4>
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2002-02-17 21:56:45 +00:00
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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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2002-02-17 21:56:45 +00:00
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#include <libmilter/mfapi.h>
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sfsistat (*xxfi_header)(
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SMFICTX *ctx,
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char *headerf,
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char *headerv
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);
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2007-04-09 01:38:51 +00:00
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</PRE>
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Handle a message header.
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2007-04-09 01:38:51 +00:00
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</TD></TR>
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2002-02-17 21:56:45 +00:00
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<!----------- Description ---------->
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2007-04-09 01:38:51 +00:00
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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 align="left" valign=top>
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<TH width="80">Called When</TH>
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<TD>xxfi_header is called once for each message header.</TD>
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</TR>
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<TR align="left" valign=top>
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<TH>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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<!----------- 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 valign="top"><TD>ctx</TD>
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<TD>Opaque context structure.
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</TD></TR>
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<TR valign="top"><TD>headerf</TD>
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<TD> Header field name.
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</TD></TR>
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<TR valign="top"><TD>headerv</TD>
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<TD>Header field value.
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2006-06-14 16:23:02 +00:00
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The content of the header may include folded white space,
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i.e., multiple lines with following white space
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where lines are separated by LF (not CR/LF).
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The trailing line terminator (CR/LF) is removed.
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2007-04-09 01:38:51 +00:00
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</TD></TR>
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</TABLE>
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</TD></TR>
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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>
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<UL>
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<LI>Starting with sendmail 8.14, spaces after the colon in a header
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field are preserved if requested using the flag
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<A HREF="xxfi_negotiate.html#SMFIP_HDR_LEADSPC"><CODE>SMFIP_HDR_LEADSPC</CODE></A>.
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That is, the header
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<PRE>
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From: sender <f@example.com>
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To: user <t@example.com>
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Subject:no
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</PRE>
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will be sent to a milter as
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<PRE>
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"From", " sender <f@example.com>"
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"To", " user <t@example.com>"
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"Subject", "no"
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</PRE>
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while previously
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(or without the flag
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<A HREF="xxfi_negotiate.html#SMFIP_HDR_LEADSPC"><CODE>SMFIP_HDR_LEADSPC</CODE></A>)
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it was:
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<PRE>
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"From", "sender <f@example.com>"
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"To", "user <t@example.com>"
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"Subject", "no"
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</PRE>
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<LI>Later filters will see header changes/additions made by earlier ones.
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<LI>For much more detail about header format, please see
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RFC <A href="http://www.rfc-editor.org/rfc/rfc822.html">822</A>
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and
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RFC <A href="http://www.rfc-editor.org/rfc/rfc2822.html">2822</A>
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</UL>
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</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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2006-06-14 16:23:02 +00:00
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Copyright (c) 2000, 2003, 2006 Sendmail, Inc. and its suppliers.
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All rights reserved.
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2007-04-09 01:38:51 +00:00
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<BR>
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2002-02-17 21:56:45 +00:00
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By using this file, you agree to the terms and conditions set
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2003-03-29 19:12:53 +00:00
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forth in the LICENSE.
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2007-04-09 01:38:51 +00:00
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</FONT>
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</BODY>
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</HTML>
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