Sophie: howto-html-ja-10.1-4mdv2008.1 noarch

howto-html-ja-10.1-4mdv2008.1.noarch.rpm

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<H2><A NAME="s3">3. $B<j=g$N$^$H$a(B</A></H2>

<P>$B:n6H$O$$$/$D$+$N<j=g$+$i$J$j$^$9!%$=$l$>$l$N<j=g$K$D$$$F$O!$<!$N@a(B
<A HREF="Loopback-Encrypted-Filesystem-HOWTO-4.html#Details">$B>\:Y$J<j=g(B</A>$B$G@bL@$7$^$9!%(B
$B%j%U%!%l%s%9$H$7$F$^$H$a$r:G=i$KMQ0U$7$F$*$/$H$$$$$@$m$&$H9M$($^$7$?(B
($B$b$7FI<T$N3'$5$s$N(B UNIX/Linux $B$N7P83$,K-IY$J$i$P!$$$$:$l$K$;$h:Y$+$$(B
$B@bL@$OITMW$G$7$g$&(B)$B!%$G$O!$$^$H$a$r0J2<$K<($7$^$9(B:
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<OL>
<LI>$B9q:]HG0E9f%Q%C%A$N:G?7HG$r0J2<$N>l=j$+$i%@%&%s%m!<%I$7$^$9(B($BK\J8(B
$B=q$N<9I.;~E@$G$O(B `patch-int-2.2.10.4' $B$rMQ$$$^$7$?(B):

<P>
<BLOCKQUOTE><CODE>
<A HREF="http://ftp.kerneli.org/pub/kerneli/">http://ftp.kerneli.org/pub/kerneli/</A></CODE></BLOCKQUOTE>
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</LI>
<LI>$B%+!<%M%k$K%Q%C%A$rEv$F$^$9(B

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</LI>
<LI>`make config'($B$^$?$O(B `menuconfig' $B$d(B `xconfig')$B$r<B9T$7$F!$?7$7$$(B
$B%+!<%M%kMQ$N(B `Makefile' $B$r@_Dj$7$^$9!%0E9f2=$rM-8z$K$9$k$?$a$N%*%W(B
$B%7%g%s$O!$$"$A$3$A$K;6$i$P$C$F$$$^$9!%$^$:$O$H$b$+$/!$$I$N%*%W%7%g%s$h(B
$B$j$bA0$K(B `Code Maturity level options'
$B$N2<$N(B `Prompt for development and/or incomplete code/drivers' $B$rM-8z(B
$B$K$7$F$/$@$5$$!%(B
$B<!$K!$(B`Crypto options' $B$N2<$N(B `crypto ciphers' $B$H(B `serpent'
$B$rM-8z$K$7$^$9!%7+$jJV$7$^$9$,!$K\J8=q$G$O(B serpent $B$r;H$&$b$N$H(B
$B$7$^$9!%$G$b!$FI<T$N3'$5$s$O9%$-$J$b$N$r;n$7$F$/$@$5$$!%$?$@$7(B 
2.2.10.4 $B$N;~E@$G$O(B DES $B$H$OAH$_9g$o$;$i$l$J$$$3$H$rK:$l$J$$$G$/$@$5$$!%(B
$B:#8e$b$^$:%5%]!<%H$5$l$k$3$H$O$J$$$G$7$g$&!%(B`Block Devices' $B$N2<$K$O!$A*Br(B
$B$9$Y$-=EMW$J%*%W%7%g%s$,$$$/$D$+$"$j$^$9!%(B
`Loopback device support', `Use relative block numbers as basis for
transfer functions(RECOMMENDED)', `General encryption support'
$B$G$9!%$3$3$G$O(B `cast 128' $B$d(B `twofish' $B$OA*Br(B<EM>$B$7$J$$$G(B</EM>$B$/$@$5$$!%%M%C%H(B
$B%o!<%/4XO"$N3F<o9`L\$N2<$K$"$k0E9f4X78$N%*%W%7%g%s$O!$$I$l$bA*Br$9$kI,(B
$BMW$O$"$j$^$;$s!%%+!<%M%k$N@_Dj$K$D$$$F$O!$$3$l0J>e:Y$+$$ItJ,$K$ON)$AF~(B
$B$j$^$;$s!%$3$l$OK\J8=q$N<iHwHO0O$G$O$J$$$N$G!$(BLDP $B$N%5%$%H$K$"$kB>$NJ8(B
$B=q$r$4Mw$K$J$C$F$/$@$5$$!%(B

<P>
</LI>
<LI>$B?7$7$$%+!<%M%k$r%3%s%Q%$%k$7$^$9!%(B

<P>
</LI>
<LI>`/etc/lilo.conf' $B$rJT=8$7$F!$?7$7$$%+!<%M%k%$%a!<%8$rDI2C$7$^(B
$B$9!%$=$l$+$i(B `lilo -v' $B$r<B9T$7$F!$%V!<%H%m!<%@$K$3$N%+!<%M%k$rDI2C$7(B
$B$^$9!%(B

<P>
</LI>
<LI>$B:G?7$N(B `util-linux' $B%Q%C%1!<%8(B($BI.<T$O(B `util-linux-2.9v' $B$r;H$C(B
$B$F$$$^$9(B)$B$r0J2<$N>l=j$+$iF~<j$7$^$9(B:

<P>
<BLOCKQUOTE><CODE>
<A HREF="ftp://ftp.kernel.org/pub/linux/utils/util-linux/">ftp://ftp.kernel.org/pub/linux/utils/util-linux/</A></CODE></BLOCKQUOTE>
<P>
<P>
</LI>
<LI>`util-linux' $B$N%=!<%9$rE83+$7$^$9!%(B

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</LI>
<LI>$B%m!<%+%k$N(B `/usr/src/linux/Documentation/crypto/' $B%G%#%l%/%H%j(B
$B$K$"$k!$;H$$$?$$0E9f$KBP1~$9$k%Q%C%A$rEv$F$^$9!%(B

<P>
</LI>
<LI>`INSTALL' $B%U%!%$%k$r(B<EM>$BCm0U?<$/(B</EM>$BFI$s$G$/$@$5$$(B! $B$3$N%Q%C%1!<(B
$B%8$K$O!$%7%9%F%`0MB8$N%U%!%$%k(B(`login', `passwd', `init' $B$H$$$C$?=EMW(B
$B$J%D!<%k72(B)$B$N%=!<%9%3!<%I$,$?$/$5$sF~$C$F$$$^$9!%(B
MCONFIG $B%U%!%$%k$r$$$$2C8:$KJT=8$7$F$3$l$i$N%=!<%9$r%3%s%Q%$%k$7$F$7$^(B
$B$&$H!$%7%9%F%`$,$a$A$c$/$A$c$K$J$k$+$b$7$l$^$;$s(B - $B5/F0%G%#%9%/$+(B
$B%7%g%C%H%,%s$rMQ0U$7$F$*$-$^$7$g$&!%(B
$B4pK\E*$K$O!$$[$H$s$IA4$F$N(B `HAVE_*' $B$N9`L\$r(B `yes' $B$K$7$F$*$-!$=EMW$J(B
$BG'>Z%D!<%k$N%3%s%Q%$%k$H>e=q$-$,9T$o$l$J$$$h$&$K$7$F$*$-$^$7$g$&!%(B
$B:F9=C[$NI,MW$,$"$k%D!<%k$O!$?7$7$$0E9f2=<jK!$KBP1~$5$;$k(B `mount' $B$H(B `losetup' 
$B$G$9!%$3$N%9%F%C%W$K$D$$$F$O!$8e=R$N(B
<A HREF="Loopback-Encrypted-Filesystem-HOWTO-4.html#Details">$B>\:Y$J<j=g(B</A>$B$N@a$r;2>H$9$k$3$H$r$*(B
$B4+$a$7$^$9!%(B


<P>
</LI>
<LI>`util-linux' $B$N%=!<%9$N%3%s%Q%$%k$H%$%s%9%H!<%k$r9T$$$^$9!%(B

<P>
</LI>
<LI>$B?7$7$$%+!<%M%k$G%^%7%s$r:F5/F0$7$^$9!%(B

<P>
</LI>
<LI>`/etc/fstab' $B$rJT=8$7!$0J2<$N$h$&$J%^%&%s%H%]%$%s%H$N9`L\$rDI(B
$B2C$7$^$9(B:

<P>
<BLOCKQUOTE><CODE>
<HR>
<PRE>
/dev/loop0  /mnt/crypt  ext2  user,noauto,rw,loop 0 0
</PRE>
<HR>
</CODE></BLOCKQUOTE>
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<P>
</LI>
<LI>$B%U%!%$%k%7%9%F%`$r%^%&%s%H$9$k$?$a$N%G%#%l%/%H%j$r:n$j$^$9!%(B
$B>e5-$NNc$G$O(B `/mnt/crypt' $B$G$9!%(B

<P>
</LI>
<LI>$B0lHL%f!<%68"8B$G!$0E9f2=$9$k%U%!%$%k$r0J2<$N$h$&$K$7$F:n$j$^$9(B:

<P>
<BLOCKQUOTE><CODE>
<PRE>
dd if=/dev/urandom of=/etc/cryptfile bs=1M count=10
</PRE>
</CODE></BLOCKQUOTE>
<P>
<P>
</LI>
<LI>$B0J2<$N$h$&$K(B losetup $B$r<B9T$7$^$9(B:

<P>
<BLOCKQUOTE><CODE>
<PRE>
losetup -e serpent /dev/loop0 /etc/cryptfile
</PRE>
</CODE></BLOCKQUOTE>
<P>$B%Q%9%o!<%I$rF~NO$9$k5!2q$O0lEY$7$+$J$$$N$GCm0U$7$F$/$@$5$$!%%Q%9%o!<%I(B
$B$NFs=E%A%'%C%/$r$7$?$1$l$P!$0J2<$N%3%^%s%I$r;H$$$^$7$g$&(B:
<P>
<P>
<BLOCKQUOTE><CODE>
<PRE>
losetup -d /dev/loop0
</PRE>
</CODE></BLOCKQUOTE>
<P>$B$3$N%3%^%s%I$O(B loop $B%G%P%$%9$r%"%/%F%#%V$G$J$$>uBV$K$7$^$9!%<!$K$b$&0l(B
$BEY(B losetup $B$r<B9T$7!$0J2<$N$h$&$K$7$F%Q%9%o!<%I$r3NG'$7$^$9!%(B
<P>
<P>
<BLOCKQUOTE><CODE>
<PRE>
losetup -e serpent /dev/loop0 /etc/cryptfile
</PRE>
</CODE></BLOCKQUOTE>
<P>
<P>
</LI>
<LI>ext2 $B%U%!%$%k%7%9%F%`$r0J2<$N$h$&$K$7$F:n@.$7$^$9(B:

<P>
<BLOCKQUOTE><CODE>
<PRE>
mkfs -t ext2 /dev/loop0
</PRE>
</CODE></BLOCKQUOTE>
<P>
<P>
</LI>
<LI>$B$3$3$G!$0E9f2=$7$?%U%!%$%k%7%9%F%`$r0J2<$N%3%^%s%I$G%^%&%s%H(B
$B$7$^$9(B:

<P>
<BLOCKQUOTE><CODE>
<PRE>
mount -t ext2 /dev/loop0 /mnt/crypt
</PRE>
</CODE></BLOCKQUOTE>
<P>
<P>
</LI>
<LI>$B%U%!%$%k%7%9%F%`$N;HMQ$r=*N;$7$?$i!$0J2<$N%3%^%s%I$G%U%!%$%k(B
$B%7%9%F%`$r%"%s%^%&%s%H$7$FJ]8n$7$^$9(B:

<P>
<BLOCKQUOTE><CODE>
<PRE>
umount /dev/loop0
losetup -d /dev/loop0
</PRE>
</CODE></BLOCKQUOTE>
<P>
</LI>
</OL>
<P>
<P>
<HR>
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