more template work

[disorder] / lib / cache.h

diff --git a/lib/cache.h b/lib/cache.h
index 7a49fd9079df1bf96fda5b18f7d6bae386e868d4..26fa3dd3588acdfd8af503a27f9ae9c9f2ff50f8 100644 (file)
--- a/lib/cache.h
+++ b/lib/cache.h
@@ -1,6 +1,6 @@
 /*
  * This file is part of DisOrder
 /*
  * This file is part of DisOrder

- * Copyright (C) 2006 Richard Kettlewell
+ * Copyright (C) 2006-2008 Richard Kettlewell

  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by


@@ -17,14 +17,22 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  * USA
  */
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  * USA
  */

+/** @file lib/cache.h
+ * @brief Object caching
+ *
+ * There is a single cache for the whole process.  Objects of different types
+ * are distinguished.  Objects might be thrown out of the cache at any point.
+ */

 
 #ifndef CACHE_H
 #define CACHE_H
 
 /* Defines a cache mapping keys to typed data items */
 
 
 #ifndef CACHE_H
 #define CACHE_H
 
 /* Defines a cache mapping keys to typed data items */
 

+/** @brief Type of a cache object */

 struct cache_type {
 struct cache_type {

-  int lifetime;                         /* Lifetime of a cache entry */
+  /** @brief Lifetime for objects of this type (seconds) */
+  int lifetime;

 };
 
 void cache_put(const struct cache_type *type,
 };
 
 void cache_put(const struct cache_type *type,


@@ -41,6 +49,9 @@ void cache_expire(void);
 void cache_clean(const struct cache_type *type);
 /* Clean all elements of a particular type, or all elements if TYPE=0 */
 
 void cache_clean(const struct cache_type *type);
 /* Clean all elements of a particular type, or all elements if TYPE=0 */
 

+size_t cache_count(void);
+/* Return the size of the cache */
+

 #endif /* CACHE_H */
 
 /*
 #endif /* CACHE_H */
 
 /*