Ejemplo n.º 1
0
def show_microcode():
    """Generates and displays microcode for an address range.
    An address range can be a selection of code or that of
    the current function."""
    sel, sea, eea = kw.read_range_selection(None)
    pfn = ida_funcs.get_func(kw.get_screen_ea())
    if not sel and not pfn:
        return (False, "Position cursor within a function or select range")

    if not sel and pfn:
        sea = pfn.start_ea
        eea = pfn.end_ea

    addr_fmt = "%016x" if ida_ida.inf_is_64bit() else "%08x"
    fn_name = (ida_funcs.get_func_name(pfn.start_ea) if pfn else "0x%s-0x%s" %
               (addr_fmt % sea, addr_fmt % eea))
    F = ida_bytes.get_flags(sea)
    if not ida_bytes.is_code(F):
        return (False, "The selected range must start with an instruction")

    text, mmat, mba_flags = ask_desired_maturity()
    if text is None and mmat is None:
        return (True, "Cancelled")

    if not sel and pfn:
        mbr = hr.mba_ranges_t(pfn)
    else:
        mbr = hr.mba_ranges_t()
        mbr.ranges.push_back(ida_range.range_t(sea, eea))

    hf = hr.hexrays_failure_t()
    ml = hr.mlist_t()
    mba = hr.gen_microcode(mbr, hf, ml, hr.DECOMP_WARNINGS, mmat)
    if not mba:
        return (False, "0x%s: %s" % (addr_fmt % hf.errea, hf.desc()))
    vp = printer_t()
    mba.set_mba_flags(mba_flags)
    mba._print(vp)
    mcv = microcode_viewer_t()
    if not mcv.Create(
            mba, "0x%s-0x%s (%s)" %
        (addr_fmt % sea, addr_fmt % eea, text), text, fn_name, vp.get_mc()):
        return (False, "Error creating viewer")

    mcv.Show()
    return (True, "Successfully generated microcode for 0x%s..0x%s" %
            (addr_fmt % sea, addr_fmt % eea))
Ejemplo n.º 2
0
    def req_rln(self, hash):
        raddr = hash['raddr']

        rs_debug("rln: 0x%x" % raddr)

        addr = self.rebase_local(raddr)
        if not addr:
            rs_log("could not rebase this address (0x%x)" % raddr)
            return

        sym = idaapi.get_func_name(addr)
        if sym:
            sym = self.demangle(sym)
            func = idaapi.get_func(addr)
            if not func:
                rs_log("could not find func for 0x%x" % addr)
                return

            lck = idaapi.lock_func(func)
            limits = ida_range.range_t()
            rs = ida_range.rangeset_t()

            if ida_funcs.get_func_ranges(rs, func) != ida_idaapi.BADADDR:
                limits.start_ea = rs.begin().start_ea
                limits.end_ea = rs.begin().end_ea

                if limits.start_ea != addr:
                    if (addr > limits.start_ea):
                        sym = "%s%s0x%x" % (sym, "+", addr - limits.start_ea)
                    else:
                        sym = "%s%s0x%x" % (sym, "-", limits.start_ea - addr)
            lck = None
        else:
            sym = idc.get_name(addr, ida_name.GN_VISIBLE)
            if sym:
                sym = self.demangle(sym)

        if sym:
            self.notice_broker('cmd', "\"cmd\":\"%s\"" % sym)
            rs_debug("resolved symbol: %s" % sym)
        else:
            rs_log("could not resolve symbol for address 0x%x" % addr)
Ejemplo n.º 3
0
#

import ida_bytes
import ida_range
import ida_kernwin
import ida_hexrays

if ida_hexrays.init_hexrays_plugin():
    sel, sea, eea = ida_kernwin.read_range_selection(None)
    w = ida_kernwin.warning
    if sel:
        F = ida_bytes.get_flags(sea)
        if ida_bytes.is_code(F):
            hf = ida_hexrays.hexrays_failure_t()
            mbr = ida_hexrays.mba_ranges_t()
            mbr.ranges.push_back(ida_range.range_t(sea, eea))
            mba = ida_hexrays.gen_microcode(mbr, hf, None,
                                            ida_hexrays.DECOMP_WARNINGS)
            if mba:
                print("Successfully generated microcode for 0x%08x..0x%08x\n" %
                      (sea, eea))
                vp = ida_hexrays.vd_printer_t()
                mba._print(vp)
            else:
                w("0x%08x: %s" % (hf.errea, hf.str))
        else:
            w("The selected range must start with an instruction")
    else:
        w("Please select a range of addresses to analyze")
else:
    print('vds13: Hex-rays is not available.')