Training courses

Kernel and Embedded Linux

Bootlin training courses

Embedded Linux, kernel,
Yocto Project, Buildroot, real-time,
graphics, boot time, debugging...

Bootlin logo

Elixir Cross Referencer

Open Menu /contrib/sendmail/libmilter/docs/xxfi_unknown.html 
 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
<HTML>
<HEAD><TITLE>xxfi_unknown</TITLE></HEAD>
<BODY>
<!--
$Id: xxfi_unknown.html,v 1.5 2013-11-22 20:51:39 ca Exp $
-->
<H1>xxfi_unknown</H1>

<TABLE border="0" cellspacing=4 cellpadding=4>
<!---------- Synopsis ----------->
<TR><TH valign="top" align=left width=100>SYNOPSIS</TH><TD>
<PRE>
#include &lt;libmilter/mfapi.h&gt;
sfsistat (*xxfi_unknown)(
	SMFICTX *ctx,
	const char *arg
);
</PRE>
Handle unknown and unimplemented SMTP commands.
</TD></TR>

<!----------- Description ---------->
<TR><TH valign="top" align=left>DESCRIPTION</TH><TD>
<TABLE border="1" cellspacing=1 cellpadding=4>
<TR align="left" valign=top>
<TH width="80">Called When</TH>
<TD>xxfi_unknown is called when the client uses an SMTP command
that is either unknown or not implemented by the MTA.
</TR>
<TR align="left" valign=top>
<TH>Default Behavior</TH>
<TD>Do nothing; return SMFIS_CONTINUE.</TD>
</TR>
</TABLE>

<!----------- Arguments ---------->
<TR><TH valign="top" align=left>ARGUMENTS</TH><TD>
    <TABLE border="1" cellspacing=0>
    <TR bgcolor="#dddddd"><TH>Argument</TH><TH>Description</TH></TR>
    <TR valign="top"><TD>ctx</TD>
	<TD>Opaque context structure.
	</TD></TR>
    <TR valign="top"><TD>arg</TD>
	<TD>SMTP command including all arguments.
	</TD></TR>
    </TABLE>
</TD></TR>

<!----------- Return values ---------->
<TR>
<TH valign="top" align=left>SPECIAL RETURN VALUES</TH>
<TD><TABLE border="1" cellspacing=0>
  <TR bgcolor="#dddddd"><TH>Return value</TH><TH>Description</TH></TR>
  <TR valign="top">
     <TD>SMFIS_TEMPFAIL</TD>
     <TD>Reject this command with a temporary error.
     </TD>
  </TR>
  <TR valign="top">
     <TD>SMFIS_REJECT</TD>
     <TD>Reject this command.
     </TD>
  </TR>
</TABLE>
</TR>

<!----------- Notes ---------->
<TR>
<TH valign="top" align=left>NOTES</TH> 
<TD>The SMTP command will always be rejected by the server,
it is only possible to return a different error code.
</TR>
</TABLE>

<HR size="1">
<FONT size="-1">
Copyright (c) 2006 Proofpoint, Inc. and its suppliers.
All rights reserved.
<BR>
By using this file, you agree to the terms and conditions set
forth in the LICENSE.
</FONT>
</BODY>
</HTML>