8 # generate primary header with too large keyslots_size set in config section
9 # (iow config.keyslots_size = data_offset - keyslots_offset + 512)
11 # secondary header is corrupted on purpose as well
15 # $2 full source luks2 image
19 # make area 7 being included in area 6
20 OFFS=$((2*LUKS2_HDR_SIZE*512))
21 json_str=$(jq -c --arg off $OFFS '.config.keyslots_size = (.segments."0".offset | tonumber - ($off | tonumber) + 4096 | tostring)' $TMPDIR/json0)
22 test -n "$json_str" || exit 2
23 # [.keyslots[].area.offset | tonumber] | max | tostring ---> max offset in keyslot areas
24 test ${#json_str} -lt $((LUKS2_JSON_SIZE*512)) || exit 2
26 write_luks2_json "$json_str" $TMPDIR/json0
28 lib_mangle_json_hdr0_kill_hdr1
33 lib_hdr1_killed || exit 2
35 read_luks2_json0 $TGT_IMG $TMPDIR/json_res0
36 jq -c --arg off $OFFS 'if .config.keyslots_size != ( .segments."0".offset | tonumber - ($off | tonumber) + 4096 | tostring )
37 then error("Unexpected value in result json") else empty end' $TMPDIR/json_res0 || exit 5