Ejemplo n.º 1
0
 def __init__(self,
              parent,
              name,
              nbits,
              description="Padding",
              pattern=None):
     Bits.__init__(self, parent, name, nbits, description)
     self.pattern = pattern
     self._display_pattern = self.checkPattern()
Ejemplo n.º 2
0
 def __init__(self, parent, name, description=None):
     Bits.__init__(self, parent, name, 8, description)
     stream = parent.stream
     addr = self.absolute_address
     value = 0
     while True:
         bits = stream.readBits(addr, 8, parent.endian)
         value = (value << 7) + (bits & 127)
         if not (bits & 128):
             break
         addr += 8
         self._size += 8
         if 32 < self._size:
             raise ParserError("Integer size is bigger than 32-bit")
     self.createValue = lambda: value
Ejemplo n.º 3
0
 def __init__(self, parent, name, description=None):
     Bits.__init__(self, parent, name, 8, description)
     stream = self._parent.stream
     addr = self.absolute_address
     size = 8
     value = 0
     byte = stream.readBits(addr, 8, BIG_ENDIAN)
     value = byte & 127
     while 128 <= byte:
         addr += 8
         size += 8
         if 64 < size:
             # Arbitrary limit to catch errors
             raise ParserError(
                 "ASN.1: Object identifier is limited 64 bits")
         byte = stream.readBits(addr, 8, BIG_ENDIAN)
         value = (value << 7) + (byte & 127)
     self._size = size
     self.createValue = lambda: value
Ejemplo n.º 4
0
 def __init__(self, parent, name, size, description=None):
     Bits.__init__(self, parent, name, size, None)
     self.desc = description
Ejemplo n.º 5
0
 def __init__(self, parent, name, description=None):
     Bits.__init__(self, parent, name, 32, description)
Ejemplo n.º 6
0
 def __init__(self, parent, name, description=None):
     Bits.__init__(self,
                   parent,
                   name,
                   self.static_size,
                   description=description)
Ejemplo n.º 7
0
 def __init__(self, parent, name):
     Bits.__init__(self, parent, name, 4)
Ejemplo n.º 8
0
 def __init__(self, parent, name, size):
     Bits.__init__(self, parent, name, size)
     self.bias = 2**(size - 1) - 1
Ejemplo n.º 9
0
 def __init__(self, parent, name, signed, size, description=None):
     if not (8 <= size <= 16384):
         raise FieldError("Invalid integer size (%s): have to be in 8..16384" % size)
     Bits.__init__(self, parent, name, size, description)
     self.signed = signed