1 files changed, 45 insertions, 0 deletions
diff --git a/src/or/channelpadding.h b/src/or/channelpadding.h
new file mode 100644
index 0000000000..58bf741d5c
--- /dev/null
+++ b/src/or/channelpadding.h
@@ -0,0 +1,45 @@
+/* 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"
+
+#define CHANNELPADDING_TOR2WEB_PARAM  "nf_pad_tor2web"
+#define CHANNELPADDING_TOR2WEB_DEFAULT 1
+#define CHANNELPADDING_SOS_PARAM  "nf_pad_single_onion"
+#define CHANNELPADDING_SOS_DEFAULT 1
+
+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
+                                              *chan);
+
+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);
+void channelpadding_new_consensus_params(networkstatus_t *ns);
+
+#endif /* !defined(TOR_CHANNELPADDING_H) */
+