Class RetStr

lantz/foreign.py:116–132

class RetStr(object):

    def __init__(self, length, encoding='ascii'):
        self.length = length
        self.buffer = ctypes.create_string_buffer(b'', length)
        self.encoding = encoding

    def __iter__(self):
        yield self
        yield self.length

    @property
    def value(self):
        if self.encoding:
            return self.buffer.value.decode(self.encoding)
        else:
            return self.buffer.value


class RetValue(object):