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annotate src/event/ngx_event_busy_lock.h @ 277:e91499541410

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nginx-0.0.2-2004-03-03-19:14:15 import
author Igor Sysoev <igor@sysoev.ru>
date Wed, 03 Mar 2004 16:14:15 +0000
parents a2d1ccc96111
children da8c5707af39
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a2d1ccc96111 nginx-0.0.2-2004-03-03-00:14:37 import
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1 #ifndef _NGX_EVENT_BUSY_LOCK_H_INCLUDED_
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2 #define _NGX_EVENT_BUSY_LOCK_H_INCLUDED_
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3
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5 #include <ngx_config.h>
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6 #include <ngx_core.h>
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7 #include <ngx_event.h>
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9 typedef struct ngx_event_busy_lock_ctx_s ngx_event_busy_lock_ctx_t;
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11 struct ngx_event_busy_lock_ctx_s {
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12 ngx_event_t *event;
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13 ngx_event_handler_pt handler;
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14 void *data;
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15 ngx_msec_t timer;
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17 unsigned locked:1;
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18 unsigned waiting:1;
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19 unsigned cache_updated:1;
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20
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21 char *md5;
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22 ngx_int_t slot;
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24 ngx_event_busy_lock_ctx_t *next;
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25 };
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28 typedef struct {
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29 u_char *md5_mask;
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30 char *md5;
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31 ngx_uint_t cachable;
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32
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33 ngx_uint_t busy;
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34 ngx_uint_t max_busy;
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35
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36 ngx_uint_t waiting;
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37 ngx_uint_t max_waiting;
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38
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39 ngx_event_busy_lock_ctx_t *events;
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40 ngx_event_busy_lock_ctx_t *last;
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41
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42 #if (NGX_THREADS)
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43 ngx_mutex_t *mutex;
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44 #endif
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45 } ngx_event_busy_lock_t;
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48 ngx_int_t ngx_event_busy_lock(ngx_event_busy_lock_t *bl,
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49 ngx_event_busy_lock_ctx_t *ctx);
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50 ngx_int_t ngx_event_busy_lock_cachable(ngx_event_busy_lock_t *bl,
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51 ngx_event_busy_lock_ctx_t *ctx);
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52 ngx_int_t ngx_event_busy_unlock(ngx_event_busy_lock_t *bl,
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53 ngx_event_busy_lock_ctx_t *ctx);
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54 ngx_int_t ngx_event_busy_lock_cancel(ngx_event_busy_lock_t *bl,
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55 ngx_event_busy_lock_ctx_t *ctx);
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58 #endif /* _NGX_EVENT_BUSY_LOCK_H_INCLUDED_ */