/usr/include/luasandbox/util/running_stats.h is in libluasandbox-dev 1.2.1-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/** Calculates the running count, sum, mean, variance, and standard deviation
* @file */
#ifndef lsb_util_running_stats_h_
#define lsb_util_running_stats_h_
#include "util.h"
typedef struct lsb_running_stats
{
double count;
double mean;
double sum;
} lsb_running_stats;
#ifdef __cplusplus
extern "C" {
#endif
/**
* Zeros out the stats counters
*
* @param s Stat structure to zero out
*/
LSB_UTIL_EXPORT void lsb_init_running_stats(lsb_running_stats *s);
/**
* Value to add to the running stats
*
* @param s Stat structure
* @param d Value to add
*/
LSB_UTIL_EXPORT void lsb_update_running_stats(lsb_running_stats *s, double d);
/**
* Return the standard deviation of the stats
*
* @param s Stat structure
*
* @return double Standard deviation of the stats up to this point
*/
LSB_UTIL_EXPORT double lsb_sd_running_stats(lsb_running_stats *s);
#ifdef __cplusplus
}
#endif
#endif
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