1 files changed, 43 insertions, 0 deletions
diff --git a/tests/generators/generate-luks2-non-null-byte-beyond-json0.img.sh b/tests/generators/generate-luks2-non-null-byte-beyond-json0.img.sh
new file mode 100755
index 0000000..6f4aa7d
--- /dev/null
+++ b/tests/generators/generate-luks2-non-null-byte-beyond-json0.img.sh
@@ -0,0 +1,43 @@
+#!/bin/bash
+
+. lib.sh
+
+#
+# *** Description ***
+#
+# generate primary header with json area concluded with illegal
+# byte beyond terminating '}' character.
+#
+# secondary header is corrupted on purpose as well
+#
+
+# $1 full target dir
+# $2 full source luks2 image
+
+function generate()
+{
+	read -r json_str < $TMPDIR/json0
+	json_str="$json_str"X # add illegal 'X' beyond json format
+	test ${#json_str} -lt $((LUKS2_JSON_SIZE*512)) || exit 2
+
+	printf '%s' $json_str | _dd of=$TMPDIR/json0 bs=1 conv=notrunc
+
+	lib_mangle_json_hdr0_kill_hdr1
+}
+
+function check()
+{
+	lib_hdr1_killed || exit 2
+	lib_hdr0_checksum || exit 2
+
+	read_luks2_json0 $TGT_IMG $TMPDIR/json_res0
+	read -r json_str_res0 < $TMPDIR/json_res0
+	local len=${#json_str_res0}
+	len=$((len-1))
+	test ${json_str_res0:len:1} = "X" || exit 2
+}
+
+lib_prepare $@
+generate
+check
+lib_cleanup