hs_dos.h

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/* Copyright (c) 2019-2020, The Tor Project, Inc. */
/* See LICENSE for licensing information */
 
/**
 * \file hs_dos.h
 * \brief Header file containing denial of service defenses for the HS
 *        subsystem for all versions.
 **/
 
#ifndef TOR_HS_DOS_H
#define TOR_HS_DOS_H
 
#include "core/or/or_circuit_st.h"
 
#include "feature/nodelist/networkstatus_st.h"
 
/* Init */
void hs_dos_init(void);
 
/* Consensus. */
void hs_dos_consensus_has_changed(const networkstatus_t *ns);
 
/* Introduction Point. */
bool hs_dos_can_send_intro2(or_circuit_t *s_intro_circ);
void hs_dos_setup_default_intro2_defenses(or_circuit_t *circ);
 
/* Statistics. */
uint64_t hs_dos_get_intro2_rejected_count(void);
 
#ifdef HS_DOS_PRIVATE
 
#ifdef TOR_UNIT_TESTS
 
STATIC uint32_t get_intro2_enable_consensus_param(const networkstatus_t *ns);
STATIC uint32_t get_intro2_rate_consensus_param(const networkstatus_t *ns);
STATIC uint32_t get_intro2_burst_consensus_param(const networkstatus_t *ns);
 
#endif /* defined(TOR_UNIT_TESTS) */
 
#endif /* defined(HS_DOS_PRIVATE) */
 
#endif /* !defined(TOR_HS_DOS_H) */