cache: keep referenced cache values alive after ass_cache_empty()

1 files changed, 11 insertions, 3 deletions

diff --git a/libass/ass_cache.h b/libass/ass_cache.h
index cd72533..687c197 100644
--- a/libass/ass_cache.h
+++ b/libass/ass_cache.h
@@ -103,9 +103,17 @@ typedef struct {
     BitmapRef *bitmaps;
 } CompositeHashKey;
 
-Cache *ass_cache_create(HashFunction hash_func, HashCompare compare_func,
-                        CacheKeyMove copy_func, CacheItemDestructor destruct_func,
-                        size_t key_size, size_t value_size);
+typedef struct
+{
+    HashFunction hash_func;
+    HashCompare compare_func;
+    CacheKeyMove key_move_func;
+    CacheItemDestructor destruct_func;
+    size_t key_size;
+    size_t value_size;
+} CacheDesc;
+
+Cache *ass_cache_create(const CacheDesc *desc);
 bool ass_cache_get(Cache *cache, void *key, void *value_ptr);
 void *ass_cache_key(void *value);
 void ass_cache_commit(void *value, size_t item_size);