def get_bytes(self, n):
b = self.packet.read(n)<EOL>if len(b) < n:<EOL><INDENT>return b + '<STR_LIT:\x00>' * (n - len(b))<EOL><DEDENT>return b<EOL>
Return the next C{n} bytes of the Message, without decomposing into
an int, string, etc.  Just the raw bytes are returned.

@return: a string of the next C{n} bytes of the Message, or a string
    of C{n} zero bytes, if there aren't C{n} bytes remaining.
@rtype: string