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view src/core/ngx_rwlock.h @ 8647:da112e7f8de6 quic

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QUIC: switched to integer arithmetic in rtt calculations. RFC 9002 uses constants implying effective implementation, i.e. using bit shift operations instead of floating point.
author Vladimir Homutov <vl@nginx.com>
date Tue, 19 Oct 2021 14:32:50 +0300
parents d1816a2696de
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/*
 * Copyright (C) Ruslan Ermilov
 * Copyright (C) Nginx, Inc.
 */


#ifndef _NGX_RWLOCK_H_INCLUDED_
#define _NGX_RWLOCK_H_INCLUDED_


#include <ngx_config.h>
#include <ngx_core.h>


void ngx_rwlock_wlock(ngx_atomic_t *lock);
void ngx_rwlock_rlock(ngx_atomic_t *lock);
void ngx_rwlock_unlock(ngx_atomic_t *lock);
void ngx_rwlock_downgrade(ngx_atomic_t *lock);


#endif /* _NGX_RWLOCK_H_INCLUDED_ */