Install pcscd and libccid from squeeze-backports.

This is needed to support, to some extent, some OpenPGP SmartCard readers.

config/chroot_apt/preferences

@@ -22,6 +22,10 @@ Package: libcairo2
 Pin: origin backports.debian.org
 Pin-Priority: 999
 
+Package: libccid
+Pin: origin backports.debian.org
+Pin-Priority: 999
+
 Package: libarchive-tar-wrapper-perl
 Pin: origin backports.debian.org
 Pin-Priority: 999
@@ -50,6 +54,10 @@ Package: libnss3-1d
 Pin: origin backports.debian.org
 Pin-Priority: 999
 
+Package: libpcsclite1
+Pin: origin backports.debian.org
+Pin-Priority: 999
+
 Package: libpixman-1-0
 Pin: origin backports.debian.org
 Pin-Priority: 999
@@ -114,6 +122,10 @@ Package: msva-perl
 Pin: origin backports.debian.org
 Pin-Priority: 999
 
+Package: pcscd
+Pin: origin backports.debian.org
+Pin-Priority: 999
+
 Package: python-pdfrw
 Pin: origin backports.debian.org
 Pin-Priority: 999

config/chroot_local-packageslists/tails-common.list

@@ -305,6 +305,10 @@ xp-cursor-theme
 ### Needed by virtualbox-guest-utils
 pciutils
 
+### SmartCard
+libccid
+pcscd
+
 ### Spice and QXL
 spice-vdagent
 xserver-xorg-video-qxl