From 4271d8235f1186ddad54f432eaca10f8e3bd255f Mon Sep 17 00:00:00 2001
From: Tom Gundersen <teg@jklm.no>
Date: Fri, 3 Aug 2012 12:47:24 +0200
Subject: cryptsetup: add keyfile-size= support

This is useful e.g. if the keyfile is a raw device, where only parts of it
should be read. It is typically used whenever the keyfile-offset= option is
specified.

Tested-by: Erik Westrup <erik.westrup@gmail.com>
---
 man/crypttab.xml | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'man/crypttab.xml')

diff --git a/man/crypttab.xml b/man/crypttab.xml
index 2fa8e8940f..8711272a87 100644
--- a/man/crypttab.xml
+++ b/man/crypttab.xml
@@ -130,6 +130,18 @@
                         </varlistentry>
 
 
+                        <varlistentry>
+                                <term><varname>keyfile-size=</varname></term>
+
+                                <listitem><para>Specifies the maximum number
+                                of bytes to read from the keyfile; see
+                                <citerefentry><refentrytitle>cryptsetup</refentrytitle><manvolnum>8</manvolnum></citerefentry>
+                                for possible values and the default
+                                value of this option. This option is ignored
+                                in plain encryption mode, as the keyfile-size is then given by the key size.</para></listitem>
+                        </varlistentry>
+
+
                         <varlistentry>
                                 <term><varname>keyfile-offset=</varname></term>
 
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