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comparison src/http/ngx_http_cache.c @ 203:c9da5900c79e

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nginx-0.0.1-2003-12-02-08:47:29 import
author Igor Sysoev <igor@sysoev.ru>
date Tue, 02 Dec 2003 05:47:29 +0000
parents 74994aeef848
children e91499541410
comparison
equal deleted inserted replaced
202:74994aeef848 203:c9da5900c79e
45 for (i = 0; i < hash->nelts; i++) { 45 for (i = 0; i < hash->nelts; i++) {
46 if (c[i].crc == *crc 46 if (c[i].crc == *crc
47 && c[i].key.len == key->len 47 && c[i].key.len == key->len
48 && ngx_rstrncmp(c[i].key.data, key->data, key->len) == 0) 48 && ngx_rstrncmp(c[i].key.data, key->data, key->len) == 0)
49 { 49 {
50 #if 0
51 if (c[i].expired) {
52 ngx_mutex_unlock(&hash->mutex);
53 return (void *) NGX_AGAIN;
54 }
55 #endif
56
50 c[i].refs++; 57 c[i].refs++;
51 ngx_mutex_unlock(&hash->mutex);
52 58
53 if ((!(c[i].notify && (ngx_event_flags & NGX_HAVE_KQUEUE_EVENT))) 59 if ((!(c[i].notify && (ngx_event_flags & NGX_HAVE_KQUEUE_EVENT)))
54 && (ngx_cached_time - c[i].updated >= hash->update)) 60 && (ngx_cached_time - c[i].updated >= hash->update))
55 { 61 {
56 c[i].expired = 1; 62 c[i].expired = 1;
57 } 63 }
64
65 ngx_mutex_unlock(&hash->mutex);
58 66
59 if (cleanup) { 67 if (cleanup) {
60 cleanup->data.cache.hash = hash; 68 cleanup->data.cache.hash = hash;
61 cleanup->data.cache.cache = &c[i]; 69 cleanup->data.cache.cache = &c[i];
62 cleanup->valid = 1; 70 cleanup->valid = 1;
215 223
216 cache->refs = 0; 224 cache->refs = 0;
217 } 225 }
218 226
219 227
228 void ngx_http_cache_lock(ngx_http_cache_hash_t *hash, ngx_http_cache_t *cache)
229 {
230 ngx_mutex_lock(&hash->mutex);
231 }
232
233
220 void ngx_http_cache_unlock(ngx_http_cache_hash_t *hash, 234 void ngx_http_cache_unlock(ngx_http_cache_hash_t *hash,
221 ngx_http_cache_t *cache, ngx_log_t *log) 235 ngx_http_cache_t *cache, ngx_log_t *log)
222 { 236 {
223 ngx_mutex_lock(&hash->mutex); 237 ngx_mutex_lock(&hash->mutex);
224 238
232 } 246 }
233 247
234 248
235 #if 0 249 #if 0
236 250
237 ngx_add_file_event(ngx_fd_t, ngx_event_handler_pt *handler, void *data) 251 ngx_http_cache_add_file_event(ngx_http_cache_hash_t *hash,
238 { 252 ngx_http_cache_t *cache)
239 ngx_event_t *ev; 253 {
254 ngx_event_t *ev;
255 ngx_http_cache_event_ctx_t *ctx;
240 256
241 ev = &ngx_cycle->read_events[fd]; 257 ev = &ngx_cycle->read_events[fd];
242 ngx_memzero(ev, sizeof(ngx_event_t); 258 ngx_memzero(ev, sizeof(ngx_event_t);
243 259
244 ev->data = data; 260 ev->data = data;
248 } 264 }
249 265
250 266
251 void ngx_http_cache_invalidate(ngx_event_t *ev) 267 void ngx_http_cache_invalidate(ngx_event_t *ev)
252 { 268 {
253 ngx_http_cache_ctx_t *ctx; 269 ngx_http_cache_event_ctx_t *ctx;
254 270
255 ctx = ev->data; 271 ctx = ev->data;
256 272
257 ngx_http_cache_lock(&ctx->hash->mutex); 273 ngx_http_cache_lock(&ctx->hash->mutex);
258 274