26 static void cache_drop_internal_no_lock(lv_cache_t * cache, const void * key, void * user_data);
27 static bool cache_evict_one_internal_no_lock(lv_cache_t * cache, void * user_data);
28 static lv_cache_entry_t * cache_add_internal_no_lock(lv_cache_t * cache, const void * key, void * u…
50     lv_cache_t * cache = cache_class->alloc_cb();  in lv_cache_create()  local
51     LV_ASSERT_MALLOC(cache);  in lv_cache_create()
53     cache->clz = cache_class;  in lv_cache_create()
54     cache->node_size = node_size;  in lv_cache_create()
55     cache->max_size = max_size;  in lv_cache_create()
56     cache->size = 0;  in lv_cache_create()
57     cache->ops = ops;  in lv_cache_create()
59     if(cache->clz->init_cb(cache) == false) {  in lv_cache_create()
61         lv_free(cache);  in lv_cache_create()
65     lv_mutex_init(&cache->lock);  in lv_cache_create()
67     return cache;  in lv_cache_create()
70 void lv_cache_destroy(lv_cache_t * cache, void * user_data)  in lv_cache_destroy()  argument
72     LV_ASSERT_NULL(cache);  in lv_cache_destroy()
74     lv_mutex_lock(&cache->lock);  in lv_cache_destroy()
75     cache->clz->destroy_cb(cache, user_data);  in lv_cache_destroy()
76     lv_mutex_unlock(&cache->lock);  in lv_cache_destroy()
77     lv_mutex_delete(&cache->lock);  in lv_cache_destroy()
78     lv_free(cache);  in lv_cache_destroy()
81 lv_cache_entry_t * lv_cache_acquire(lv_cache_t * cache, const void * key, void * user_data)  in lv_cache_acquire()  argument
83     LV_ASSERT_NULL(cache);  in lv_cache_acquire()
88     lv_mutex_lock(&cache->lock);  in lv_cache_acquire()
90     if(cache->size == 0) {  in lv_cache_acquire()
91         lv_mutex_unlock(&cache->lock);  in lv_cache_acquire()
97     lv_cache_entry_t * entry = cache->clz->get_cb(cache, key, user_data);  in lv_cache_acquire()
101     lv_mutex_unlock(&cache->lock);  in lv_cache_acquire()
106 void lv_cache_release(lv_cache_t * cache, lv_cache_entry_t * entry, void * user_data)  in lv_cache_release()  argument
112     lv_mutex_lock(&cache->lock);  in lv_cache_release()
116         cache->ops.free_cb(lv_cache_entry_get_data(entry), user_data);  in lv_cache_release()
119     lv_mutex_unlock(&cache->lock);  in lv_cache_release()
123 lv_cache_entry_t * lv_cache_add(lv_cache_t * cache, const void * key, void * user_data)  in lv_cache_add()  argument
125     LV_ASSERT_NULL(cache);  in lv_cache_add()
130     lv_mutex_lock(&cache->lock);  in lv_cache_add()
131     if(cache->max_size == 0) {  in lv_cache_add()
132         lv_mutex_unlock(&cache->lock);  in lv_cache_add()
138     lv_cache_entry_t * entry = cache_add_internal_no_lock(cache, key, user_data);  in lv_cache_add()
142     lv_mutex_unlock(&cache->lock);  in lv_cache_add()
147 lv_cache_entry_t * lv_cache_acquire_or_create(lv_cache_t * cache, const void * key, void * user_dat…  in lv_cache_acquire_or_create()  argument
149     LV_ASSERT_NULL(cache);  in lv_cache_acquire_or_create()
154     lv_mutex_lock(&cache->lock);  in lv_cache_acquire_or_create()
157     if(cache->size != 0) {  in lv_cache_acquire_or_create()
158         entry = cache->clz->get_cb(cache, key, user_data);  in lv_cache_acquire_or_create()
161             lv_mutex_unlock(&cache->lock);  in lv_cache_acquire_or_create()
168     if(cache->max_size == 0) {  in lv_cache_acquire_or_create()
169         lv_mutex_unlock(&cache->lock);  in lv_cache_acquire_or_create()
175     entry = cache_add_internal_no_lock(cache, key, user_data);  in lv_cache_acquire_or_create()
177         lv_mutex_unlock(&cache->lock);  in lv_cache_acquire_or_create()
182     bool create_res = cache->ops.create_cb(lv_cache_entry_get_data(entry), user_data);  in lv_cache_acquire_or_create()
184         cache->clz->remove_cb(cache, entry, user_data);  in lv_cache_acquire_or_create()
191     lv_mutex_unlock(&cache->lock);  in lv_cache_acquire_or_create()
196 void lv_cache_reserve(lv_cache_t * cache, uint32_t reserved_size, void * user_data)  in lv_cache_reserve()  argument
198     LV_ASSERT_NULL(cache);  in lv_cache_reserve()
202 …for(lv_cache_reserve_cond_res_t reserve_cond_res = cache->clz->reserve_cond_cb(cache, NULL, reserv…  in lv_cache_reserve()
204         reserve_cond_res = cache->clz->reserve_cond_cb(cache, NULL, reserved_size, user_data))  in lv_cache_reserve()
205         cache_evict_one_internal_no_lock(cache, user_data);  in lv_cache_reserve()
209 void lv_cache_drop(lv_cache_t * cache, const void * key, void * user_data)  in lv_cache_drop()  argument
211     LV_ASSERT_NULL(cache);  in lv_cache_drop()
216     lv_mutex_lock(&cache->lock);  in lv_cache_drop()
217     cache_drop_internal_no_lock(cache, key, user_data);  in lv_cache_drop()
218     lv_mutex_unlock(&cache->lock);  in lv_cache_drop()
222 bool lv_cache_evict_one(lv_cache_t * cache, void * user_data)  in lv_cache_evict_one()  argument
224     LV_ASSERT_NULL(cache);  in lv_cache_evict_one()
228     lv_mutex_lock(&cache->lock);  in lv_cache_evict_one()
229     bool res = cache_evict_one_internal_no_lock(cache, user_data);  in lv_cache_evict_one()
230     lv_mutex_unlock(&cache->lock);  in lv_cache_evict_one()
235 void lv_cache_drop_all(lv_cache_t * cache, void * user_data)  in lv_cache_drop_all()  argument
237     LV_ASSERT_NULL(cache);  in lv_cache_drop_all()
241     lv_mutex_lock(&cache->lock);  in lv_cache_drop_all()
242     cache->clz->drop_all_cb(cache, user_data);  in lv_cache_drop_all()
243     lv_mutex_unlock(&cache->lock);  in lv_cache_drop_all()
248 void lv_cache_set_max_size(lv_cache_t * cache, size_t max_size, void * user_data)  in lv_cache_set_max_size()  argument
251     cache->max_size = max_size;  in lv_cache_set_max_size()
253 size_t lv_cache_get_max_size(lv_cache_t * cache, void * user_data)  in lv_cache_get_max_size()  argument
256     return cache->max_size;  in lv_cache_get_max_size()
258 size_t lv_cache_get_size(lv_cache_t * cache, void * user_data)  in lv_cache_get_size()  argument
261     return cache->size;  in lv_cache_get_size()
263 size_t lv_cache_get_free_size(lv_cache_t * cache, void * user_data)  in lv_cache_get_free_size()  argument
266     return cache->max_size - cache->size;  in lv_cache_get_free_size()
268 bool lv_cache_is_enabled(lv_cache_t * cache)  in lv_cache_is_enabled()  argument
270     return cache->max_size > 0;  in lv_cache_is_enabled()
272 void lv_cache_set_compare_cb(lv_cache_t * cache, lv_cache_compare_cb_t compare_cb, void * user_data)  in lv_cache_set_compare_cb()  argument
275     cache->ops.compare_cb = compare_cb;  in lv_cache_set_compare_cb()
277 void lv_cache_set_create_cb(lv_cache_t * cache, lv_cache_create_cb_t alloc_cb, void * user_data)  in lv_cache_set_create_cb()  argument
280     cache->ops.create_cb = alloc_cb;  in lv_cache_set_create_cb()
282 void lv_cache_set_free_cb(lv_cache_t * cache, lv_cache_free_cb_t free_cb, void * user_data)  in lv_cache_set_free_cb()  argument
285     cache->ops.free_cb = free_cb;  in lv_cache_set_free_cb()
287 void lv_cache_set_name(lv_cache_t * cache, const char * name)  in lv_cache_set_name()  argument
289     if(cache == NULL) return;  in lv_cache_set_name()
290     cache->name = name;  in lv_cache_set_name()
292 const char * lv_cache_get_name(lv_cache_t * cache)  in lv_cache_get_name()  argument
294     return cache->name;  in lv_cache_get_name()
297 lv_iter_t * lv_cache_iter_create(lv_cache_t * cache)  in lv_cache_iter_create()  argument
299     LV_ASSERT_NULL(cache);  in lv_cache_iter_create()
300     if(cache == NULL || cache->clz->iter_create_cb == NULL) return NULL;  in lv_cache_iter_create()
301     return cache->clz->iter_create_cb(cache);  in lv_cache_iter_create()
308 static void cache_drop_internal_no_lock(lv_cache_t * cache, const void * key, void * user_data)  in cache_drop_internal_no_lock()  argument
310     lv_cache_entry_t * entry = cache->clz->get_cb(cache, key, user_data);  in cache_drop_internal_no_lock()
316         cache->clz->remove_cb(cache, entry, user_data);  in cache_drop_internal_no_lock()
317         cache->ops.free_cb(lv_cache_entry_get_data(entry), user_data);  in cache_drop_internal_no_lock()
322         cache->clz->remove_cb(cache, entry, user_data);  in cache_drop_internal_no_lock()
326 static bool cache_evict_one_internal_no_lock(lv_cache_t * cache, void * user_data)  in cache_evict_one_internal_no_lock()  argument
328     lv_cache_entry_t * victim = cache->clz->get_victim_cb(cache, user_data);  in cache_evict_one_internal_no_lock()
335     cache->clz->remove_cb(cache, victim, user_data);  in cache_evict_one_internal_no_lock()
336     cache->ops.free_cb(lv_cache_entry_get_data(victim), user_data);  in cache_evict_one_internal_no_lock()
341 static lv_cache_entry_t * cache_add_internal_no_lock(lv_cache_t * cache, const void * key, void * u…  in cache_add_internal_no_lock()  argument
343 …lv_cache_reserve_cond_res_t reserve_cond_res = cache->clz->reserve_cond_cb(cache, key, 0, user_dat…  in cache_add_internal_no_lock()
345 … LV_LOG_ERROR("data %p is too large that exceeds max size (%" LV_PRIu32 ")", key, cache->max_size);  in cache_add_internal_no_lock()
350         reserve_cond_res = cache->clz->reserve_cond_cb(cache, key, 0, user_data))  in cache_add_internal_no_lock()
351         if(cache_evict_one_internal_no_lock(cache, user_data) == false)  in cache_add_internal_no_lock()
354     lv_cache_entry_t * entry = cache->clz->add_cb(cache, key, user_data);  in cache_add_internal_no_lock()