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42 lines
756 B
Bash
Executable File
42 lines
756 B
Bash
Executable File
#!/bin/bash
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. lib.sh
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#
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# *** Description ***
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#
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# generate primary header with well-formed json prefixed
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# with useless whitespace.
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#
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# secondary header is corrupted on purpose as well
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#
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# $1 full target dir
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# $2 full source luks2 image
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generate()
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{
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read -r json_str < $TMPDIR/json0
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json_str=" $json_str" # add useless opening whitespace
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test ${#json_str} -lt $((LUKS2_JSON_SIZE*512)) || exit 2
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printf "%s" "$json_str" | _dd of=$TMPDIR/json0 bs=1 conv=notrunc
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lib_mangle_json_hdr0_kill_hdr1
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}
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check()
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{
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lib_hdr1_killed || exit 2
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lib_hdr0_checksum || exit 2
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read_luks2_json0 $TGT_IMG $TMPDIR/json_res0
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IFS= read -r json_str_res0 < $TMPDIR/json_res0
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test "$json_str" = "$json_str_res0" || exit 2
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}
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lib_prepare $@
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generate
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check
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lib_cleanup
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