Mercurial > hg > nginx-quic

annotate src/core/ngx_rwlock.h @ 8509:5b0c229ba5fe quic

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QUIC: fixed padding calculation. Sometimes, QUIC packets need to be of certain (or minimal) size. This is achieved by adding PADDING frames. It is possible, that adding padding will affect header size, thus forcing us to recalculate padding size once more.
author Vladimir Homutov <vl@nginx.com>
date Mon, 05 Jul 2021 13:17:10 +0300
parents d1816a2696de
children
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6101
682d8222c6b1 Core: read/write locks.
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2 /*
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3 * Copyright (C) Ruslan Ermilov
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4 * Copyright (C) Nginx, Inc.
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5 */
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8 #ifndef _NGX_RWLOCK_H_INCLUDED_
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9 #define _NGX_RWLOCK_H_INCLUDED_
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12 #include <ngx_config.h>
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13 #include <ngx_core.h>
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16 void ngx_rwlock_wlock(ngx_atomic_t *lock);
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17 void ngx_rwlock_rlock(ngx_atomic_t *lock);
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18 void ngx_rwlock_unlock(ngx_atomic_t *lock);
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d1816a2696de Introduced ngx_rwlock_downgrade().
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19 void ngx_rwlock_downgrade(ngx_atomic_t *lock);
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22 #endif /* _NGX_RWLOCK_H_INCLUDED_ */