view src/core/ngx_rwlock.h @ 9146:f3412ec3b6d1

QUIC: allowed ngx_quic_frame_sendto() to return NGX_AGAIN. Previously, NGX_AGAIN returned by ngx_quic_send() was treated by ngx_quic_frame_sendto() as error, which triggered errors in its callers. However, a blocked socket is not an error. Now NGX_AGAIN is passed as is to the ngx_quic_frame_sendto() callers, which can safely ignore it.
author Roman Arutyunyan <arut@nginx.com>
date Tue, 08 Aug 2023 10:43:17 +0400
parents d1816a2696de
children
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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_ */