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view src/core/ngx_rwlock.h @ 7028:e6f399a176e7

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Userid: ngx_http_get_indexed_variable() error handling. When evaluating a mapped $reset_uid variable in the userid filter, if get_handler set to ngx_http_map_variable() returned an error, this previously resulted in a NULL pointer dereference.
author Sergey Kandaurov <pluknet@nginx.com>
date Wed, 07 Jun 2017 18:46:36 +0300
parents 682d8222c6b1
children 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);


#endif /* _NGX_RWLOCK_H_INCLUDED_ */