040000 tree 3105f5001bf4484846e33f43584bcf7c368eeaec	prim_lfsr
040000 tree 373b0c25582dbad1caac8d99bdc403453694dc17	prim_present
040000 tree fbd1808f94142690c001dcbad72bc6727a4a095b	prim_prince
040000 tree 6e807f9102dff0931ba898760fd4c9e2fc4e6f13	prim_ram_scr
040000 tree 4fed606fcc4432848f28f6963029b1d08e3c4b2c	prim_secded