/* Copyright (c) 2001 Matej Pfajfar. * Copyright (c) 2001-2004, Roger Dingledine. * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson. * Copyright (c) 2007-2015, The Tor Project, Inc. */ /* See LICENSE for licensing information */ /** * \file circuitbuild.h * \brief Header file for circuitbuild.c. **/ #ifndef TOR_CHANNELPADDING_H #define TOR_CHANNELPADDING_H #include "channelpadding_negotiation.h" typedef enum { CHANNELPADDING_WONTPAD, CHANNELPADDING_PADLATER, CHANNELPADDING_PADDING_SCHEDULED, CHANNELPADDING_PADDING_ALREADY_SCHEDULED, CHANNELPADDING_PADDING_SENT, } channelpadding_decision_t; channelpadding_decision_t channelpadding_decide_to_pad_channel(channel_t *chan); int channelpadding_update_padding_for_channel(channel_t *, const channelpadding_negotiate_t *); void channelpadding_disable_padding_on_channel(channel_t *chan); void channelpadding_reduce_padding_on_channel(channel_t *chan); int channelpadding_send_enable_command(channel_t *chan, uint16_t low_timeout, uint16_t high_timeout); int channelpadding_get_circuits_available_timeout(void); unsigned int channelpadding_get_channel_idle_timeout(const channel_t *, int); #endif