From f454e1250e7deec95166035de0d1b303b99b3a0f Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel@debian.org>
Date: Sun, 23 Sep 2007 14:46:28 +0200
Subject: Adding casper 1.77+debian-6.

---
 scripts/casper | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

(limited to 'scripts/casper')

diff --git a/scripts/casper b/scripts/casper
index 8cfc0df..7358f85 100644
--- a/scripts/casper
+++ b/scripts/casper
@@ -73,6 +73,8 @@ parse_cmdline ()
                 export LIVEMEDIA=${x#*=} ;;
             live-media-timeout=*)
                 export LIVEMEDIA_TIMEOUT=${x#live-media-timeout=} ;;
+            live-media-offset=*)
+                export LIVEMEDIA_OFFSET=${x#live-media-offset=} ;;
             locale=*|debian-installer/locale=*)
                 export LOCALE=${x#*=} ;;
             keyb=*|kbd-chooser/method=*)
@@ -224,7 +226,7 @@ do_netmount() {
 
     modprobe "${MP_QUIET}" af_packet # For DHCP
 
-    ipconfig ${DEVICE} /tmp/net-${DEVICE}.conf
+    ipconfig ${DEVICE} /tmp/net-${DEVICE}.conf | tee /netboot.config
 
     if [ "${NFSROOT}" = "auto" ]; then
         NFSROOT=${ROOTSERVER}:${ROOTPATH}
@@ -482,6 +484,12 @@ check_dev ()
     if [ -z "${devname}" ]; then
         devname=$(sys2dev "${sysdev}")
     fi
+
+    if [ -n "${LIVEMEDIA_OFFSET}" ]; then
+        loopdevname=$(setup_loop "${devname}" "loop" "/sys/block/loop*" "${LIVEMEDIA_OFFSET}")
+        devname="${loopdevname}" 
+    fi
+
     fstype=$(get_fstype "${devname}")
     if is_supported_fs ${fstype}; then
         mount -t ${fstype} -o ro "${devname}" $mountpoint || continue
@@ -492,6 +500,10 @@ check_dev ()
             umount $mountpoint
         fi
     fi
+
+    if [ -n "${LIVEMEDIA_OFFSET}" ]; then
+        losetup -d "${loopdevname}"
+    fi
     return 1
 }
 
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