binoffset="./scripts/binoffset"

test -e $binoffset || cc -o $binoffset ./scripts/binoffset.c || exit 1

IKCFG_ST="0x49 0x4b 0x43 0x46 0x47 0x5f 0x53 0x54"

IKCFG_ED="0x49 0x4b 0x43 0x46 0x47 0x5f 0x45 0x44"

dump_config() {

}

usage()

{

echo " usage: extract-ikconfig [b]zImage_filename"

}

clean_up()

}

if [ $# -lt 1 ]

usage

exit 1

TMPFILE=`mktemp -t ikconfig-XXXXXX` || exit 1

image="$1"

dump_config "$image"

GZHDR1="0x1f 0x8b 0x08 0x00"

GZHDR2="0x1f 0x8b 0x08 0x08"

off=`$binoffset "$image" $GZHDR1 2>/dev/null`

[ "$?" != "0" ] && off="-1"

if [ "$off" -eq "-1" ]; then

off=`$binoffset "$image" $GZHDR2 2>/dev/null`

[ "$?" != "0" ] && off="-1"

if [ "$off" -eq "0" ]; then

zcat <"$image" >"$TMPFILE"

dump_config "$TMPFILE"

elif [ "$off" -ne "-1" ]; then

(dd ibs="$off" skip=1 count=0 && dd bs=512k) <"$image" 2>/dev/null | \

zcat >"$TMPFILE"

dump_config "$TMPFILE"

echo "ERROR: Unable to extract kernel configuration information."

echo " This kernel image may not have the config info."

clean_up

exit 1