openssl.py 文件源码

def recv(self, bufsiz, flags=None):
        pending = self._connection.pending()
        if pending:
            return self._connection.recv(min(pending, bufsiz))
        try:
            return self.__iowait(self._connection.recv, bufsiz, flags)
        except SSL.ZeroReturnError as e:
            if self._connection.get_shutdown() == SSL.RECEIVED_SHUTDOWN:
                return b''
            raise e
        except SSL.SysCallError as e:
            if e.args == zero_EOF_error:
                return b''
            elif e.args[0] in zero_errno:
                return b''
            raise e