src/core/or/congestion_control_vegas.h

   1 /* Copyright (c) 2019-2021, The Tor Project, Inc. */
   2 /* See LICENSE for licensing information */
   3
   4 /**
   5  * \file congestion_control_vegas.h
   6  * \brief Private-ish APIs for the TOR_VEGAS congestion control algorithm
   7  **/
   8
   9 #ifndef TOR_CONGESTION_CONTROL_VEGAS_H
  10 #define TOR_CONGESTION_CONTROL_VEGAS_H
  11
  12 #include "core/or/crypt_path_st.h"
  13 #include "core/or/circuit_st.h"
  14
  15 extern double cc_stats_vegas_exit_ss_cwnd_ma;
  16 extern double cc_stats_vegas_exit_ss_bdp_ma;
  17 extern double cc_stats_vegas_exit_ss_inc_ma;
  18 extern double cc_stats_vegas_gamma_drop_ma;
  19 extern double cc_stats_vegas_delta_drop_ma;
  20 extern double cc_stats_vegas_ss_csig_blocked_ma;
  21 extern double cc_stats_vegas_csig_blocked_ma;
  22 extern uint64_t cc_stats_vegas_above_delta;
  23 extern uint64_t cc_stats_vegas_above_ss_cwnd_max;
  24
  25 extern double cc_stats_vegas_csig_alpha_ma;
  26 extern double cc_stats_vegas_csig_beta_ma;
  27 extern double cc_stats_vegas_csig_delta_ma;
  28
  29 extern double cc_stats_vegas_ss_queue_ma;
  30 extern double cc_stats_vegas_queue_ma;
  31 extern double cc_stats_vegas_bdp_ma;
  32
  33 extern uint64_t cc_stats_vegas_below_ss_inc_floor;
  34 extern uint64_t cc_stats_vegas_circ_exited_ss;
  35
  36 /* Processing SENDME cell. */
  37 int congestion_control_vegas_process_sendme(struct congestion_control_t *cc,
  38                                             const circuit_t *circ);
  39 void congestion_control_vegas_set_params(struct congestion_control_t *cc,
  40                                          cc_path_t path);
  41
  42 /* Private section starts. */
  43 #ifdef TOR_CONGESTION_CONTROL_VEGAS_PRIVATE
  44
  45 /*
  46  * Unit tests declaractions.
  47  */
  48 #ifdef TOR_UNIT_TESTS
  49
  50 #endif /* defined(TOR_UNIT_TESTS) */
  51
  52 #endif /* defined(TOR_CONGESTION_CONTROL_VEGAS_PRIVATE) */
  53
  54 #endif /* !defined(TOR_CONGESTION_CONTROL_VEGAS_H) */