Example #1
0
    def set_bitmap_unsigned():
        x = bitmap.new(0xf000000000000000,64)
        #x = bitmap.set(x, 60, count=4)
        print bitmap.string(x)

        y,res = bitmap.shift(x, 4)
        print res,bitmap.string(y)

        x = bitmap.new(0,0)
        x = bitmap.push(x, (0x1,4) )
        x = bitmap.push(x, (0x2,4) )
        x = bitmap.push(x, (0x3,4) )
        x = bitmap.push(x, (0x4,4) )
        print x,bitmap.string(x)

        x = bitmap.new(0,0)
        x = bitmap.insert(x, (0x1,4) )
        x = bitmap.insert(x, (0x2,4) )
        x = bitmap.insert(x, (0x3,4) )
        x = bitmap.insert(x, (0x4,4) )
        print x,bitmap.string(x)

        x = bitmap.consumer('\x12\x34')
        print x.consume(4)
        print x.consume(4)
        print x.consume(4)
        print x.consume(4)

        x = bitmap.new(0, 4)
        for i in six.moves.range(6):
            print x
            x = bitmap.add(x, 3)

        for i in six.moves.range(6):
            print x
            x = bitmap.sub(x, 6)

        x = bitmap.new(4,4)
        print bitmap.string(bitmap.ror(bitmap.ror(bitmap.ror(x))))
Example #2
0
    def set_bitmap_unsigned():
        x = bitmap.new(0xf000000000000000, 64)
        #x = bitmap.set(x, 60, count=4)
        print(bitmap.string(x))

        y, res = bitmap.shift(x, 4)
        print(res, bitmap.string(y))

        x = bitmap.new(0, 0)
        x = bitmap.push(x, (0x1, 4))
        x = bitmap.push(x, (0x2, 4))
        x = bitmap.push(x, (0x3, 4))
        x = bitmap.push(x, (0x4, 4))
        print(x, bitmap.string(x))

        x = bitmap.new(0, 0)
        x = bitmap.insert(x, (0x1, 4))
        x = bitmap.insert(x, (0x2, 4))
        x = bitmap.insert(x, (0x3, 4))
        x = bitmap.insert(x, (0x4, 4))
        print(x, bitmap.string(x))

        x = bitmap.consumer(b'\x12\x34')
        print(x.consume(4))
        print(x.consume(4))
        print(x.consume(4))
        print(x.consume(4))

        x = bitmap.new(0, 4)
        for i in range(6):
            print(x)
            x = bitmap.add(x, 3)

        for i in range(6):
            print(x)
            x = bitmap.sub(x, 6)

        x = bitmap.new(4, 4)
        print(bitmap.string(bitmap.ror(bitmap.ror(bitmap.ror(x)))))
Example #3
0
    def encode(self, object, **kwds):
        szone,pu = self.getparent(szone_t),object.get()
        cookie = szone['cookie'].li.int()

        csum = self.generate_checksum(pu^cookie)

        t = bitmap.new(pu, object.size()*8)
        t = bitmap.rol(t, 4)

        cs = bitmap.new(bitmap.number(t)|csum, bitmap.size(t))
        cs = bitmap.ror(cs, 4)

        logging.info("{:s}.ptr_union.encode : Encoded pointer 0x{:x} with 0x{:x} results in checksum 0x{:x} : {:s}".format(__name__, pu, cookie, csum, bitmap.hex(cs)))

        res = object.copy().set(bitmap.number(cs))
        return super(ptr_union,self).encode(res, **kwds)
Example #4
0
    def encode(self, object, **kwds):
        szone, pu = self.getparent(szone_t), object.get()
        cookie = szone['cookie'].li.int()

        csum = self.generate_checksum(pu ^ cookie)

        t = bitmap.new(pu, object.size() * 8)
        t = bitmap.rol(t, 4)

        cs = bitmap.new(bitmap.number(t) | csum, bitmap.size(t))
        cs = bitmap.ror(cs, 4)

        logging.info(
            "{:s}.ptr_union.encode : Encoded pointer 0x{:x} with 0x{:x} results in checksum 0x{:x} : {:s}"
            .format(__name__, pu, cookie, csum, bitmap.hex(cs)))

        res = object.copy().set(bitmap.number(cs))
        return super(ptr_union, self).encode(res, **kwds)
Example #5
0
 def bitmap_ror4_value():
     res = bitmap.new(0b0110, 4)
     if bitmap.int(bitmap.ror(res, 4)) == 0b0110:
         raise Success
Example #6
0
 def bitmap_ror2_value():
     res = bitmap.new(0b0110, 4)
     if bitmap.int(bitmap.ror(res, 2)) == 0b1001:
         raise Success
Example #7
0
 def bitmap_rorX_size():
     res = bitmap.new(0b0110, 4)
     if bitmap.size(bitmap.ror(res, 8)) == 4:
         raise Success