lws-adapt.h

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/*
 * libwebsockets - small server side websockets and web server implementation
 *
 * Copyright (C) 2010 - 2026 Andy Green <andy@warmcat.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 *
 * Adaptive Performance Tracking API
 */
 
#ifndef _LWS_ADAPT_H
#define _LWS_ADAPT_H
 
struct lws_adapt;

LWS_VISIBLE LWS_EXTERN struct lws_adapt *
lws_adapt_create(int num_levels, uint32_t ewma_halflife_short_us,
                 uint32_t ewma_halflife_long_us);

LWS_VISIBLE LWS_EXTERN void
lws_adapt_destroy(struct lws_adapt **padapt);

LWS_VISIBLE LWS_EXTERN void
lws_adapt_report(struct lws_adapt *adapt, int success, lws_usec_t us);

LWS_VISIBLE LWS_EXTERN void
lws_adapt_report_val(struct lws_adapt *adapt, uint64_t val, lws_usec_t us);

LWS_VISIBLE LWS_EXTERN int
lws_adapt_get_level(struct lws_adapt *adapt);

LWS_VISIBLE LWS_EXTERN uint64_t
lws_adapt_get_val(struct lws_adapt *adapt, int level, int is_short);
 
#endif