You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
32 lines
619 B
Bash
32 lines
619 B
Bash
#!/bin/bash
|
|
#
|
|
# Quick and dirty extracter to get the EC image out of the iso file
|
|
#
|
|
# TODO:
|
|
# - a tool that is portable to Windows
|
|
# - should output dependancy information
|
|
|
|
INFOFILE="$1"
|
|
if [ ! -r "$INFOFILE" ]; then
|
|
echo Need file with source and offset info
|
|
exit 1
|
|
fi
|
|
shift
|
|
|
|
OUT="$1"
|
|
if [ -z "$OUT" ]; then
|
|
echo Need output filename
|
|
exit 1
|
|
fi
|
|
|
|
read SOURCE OFFSET LENGTH <"$INFOFILE"
|
|
|
|
# assume that output filename is blahdyblah.img.orig
|
|
OUT1=$(basename "$OUT" .orig).enc.orig
|
|
|
|
set -x
|
|
|
|
dd if=$SOURCE bs=$[$OFFSET] skip=1 | dd bs=$[$LENGTH] count=1 of="$OUT1"
|
|
mec-tools/mec_encrypt -d "$OUT1" >"$OUT"
|
|
|