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-rw-r--r--src/or/circuitstats.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/src/or/circuitstats.h b/src/or/circuitstats.h
index 196af3fab..38a7e4efa 100644
--- a/src/or/circuitstats.h
+++ b/src/or/circuitstats.h
@@ -40,6 +40,8 @@ void circuit_build_times_new_consensus_params(circuit_build_times_t *cbt,
double circuit_build_times_timeout_rate(const circuit_build_times_t *cbt);
double circuit_build_times_close_rate(const circuit_build_times_t *cbt);
+void circuit_build_times_update_last_circ(circuit_build_times_t *cbt);
+
#ifdef CIRCUITSTATS_PRIVATE
STATIC double circuit_build_times_calculate_timeout(circuit_build_times_t *cbt,
double quantile);
@@ -65,5 +67,32 @@ void circuit_build_times_network_is_live(circuit_build_times_t *cbt);
int circuit_build_times_network_check_live(const circuit_build_times_t *cbt);
void circuit_build_times_network_circ_success(circuit_build_times_t *cbt);
+#ifdef CIRCUITSTATS_PRIVATE
+/** Structure for circuit build times history */
+struct circuit_build_times_s{
+ /** The circular array of recorded build times in milliseconds */
+ build_time_t circuit_build_times[CBT_NCIRCUITS_TO_OBSERVE];
+ /** Current index in the circuit_build_times circular array */
+ int build_times_idx;
+ /** Total number of build times accumulated. Max CBT_NCIRCUITS_TO_OBSERVE */
+ int total_build_times;
+ /** Information about the state of our local network connection */
+ network_liveness_t liveness;
+ /** Last time we built a circuit. Used to decide to build new test circs */
+ time_t last_circ_at;
+ /** "Minimum" value of our pareto distribution (actually mode) */
+ build_time_t Xm;
+ /** alpha exponent for pareto dist. */
+ double alpha;
+ /** Have we computed a timeout? */
+ int have_computed_timeout;
+ /** The exact value for that timeout in milliseconds. Stored as a double
+ * to maintain precision from calculations to and from quantile value. */
+ double timeout_ms;
+ /** How long we wait before actually closing the circuit. */
+ double close_ms;
+};
+#endif
+
#endif