diff options
Diffstat (limited to 'include/lib.sh')
| -rw-r--r-- | include/lib.sh | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/lib.sh b/include/lib.sh index 911d9c4d..6fc3bd1e 100644 --- a/include/lib.sh +++ b/include/lib.sh @@ -95,6 +95,24 @@ findpath() done } +pad_one_byte() +{ + paddedfile="`mktemp`" || err "mktemp pad_one_byte" + x_ cp "$1" "$paddedfile" + cat "$paddedfile" config/data/coreboot/0 > "$1" || err "!pad $1"; : + x_ rm "$paddedfile" +} + +unpad_one_byte() +{ + xromsize="$(expr $(stat -c '%s' "$1") - 1)" || err "!int" + [ $xromsize -lt 524288 ] && err "too small, $xromsize: $1" + + unpaddedfile="`mktemp`" || err "mktemp unpad_one_byte" + x_ dd if="$1" of="$unpaddedfile" bs=$xromsize count=1 + x_ mv "$unpaddedfile" "$1" +} + fx_() { fd="`mktemp`" && x_ rm -f "$fd" && x_ touch "$fd" |