"""D3 store-price q4: name the points gate.

H10 The object at DAT_1802de0d0 has vtable PTR_FUN_1801ebaf0; slot +0x30 is the
    predicate that suppresses the "points" currency branch in FUN_18002c3c0.
CONTROL: slot +0x00 and +0x08 must be functions (a real vtable), and the ctor
FUN_180012a50 must be the only writer of that vtable pointer.
"""
import traceback
OUT = "/tmp/claude-1000/-home-alex-Documents-OpenFUT/8e521ca1-ca3e-4138-bb96-df1744dd1d30/scratchpad/store"
try:
    w = open(OUT + "/q4_raw.txt", "w")

    def p(*a):
        s = " ".join(str(x) for x in a)
        print(s); w.write(s + "\n")

    p("vtable at 0x1801ebaf0 (first 24 slots)")
    for off, tgt, nm in vtable(0x1801ebaf0, 24):
        p("  +%#04x -> %#x %s" % (off, tgt, nm))

    t = qword(0x1801ebaf0 + 0x30)
    p("")
    p("SLOT +0x30 target = %#x" % t)
    s = dec(t)
    p("len=%d FULL" % len(s)); p(s)

    # what else calls it / who else reads the gate the same way
    p("")
    p("=" * 60)
    p("other call sites of vtable+0x30 on this singleton -- decompile two readers")
    for a in (0x18007e7f0, 0x1800a5650):
        s = dec(a)
        p("")
        p("--- FUN_%x len=%d (first 4000 chars; FULL length stated)" % (a, len(s)))
        p(s[:4000])

    w.close()
except Exception:
    traceback.print_exc()
    try:
        w.write(traceback.format_exc()); w.close()
    except Exception:
        pass