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Diffstat (limited to 'gpxe/src/include/gpxe/refcnt.h')
-rw-r--r-- | gpxe/src/include/gpxe/refcnt.h | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/gpxe/src/include/gpxe/refcnt.h b/gpxe/src/include/gpxe/refcnt.h deleted file mode 100644 index e56f1d31..00000000 --- a/gpxe/src/include/gpxe/refcnt.h +++ /dev/null @@ -1,46 +0,0 @@ -#ifndef _GPXE_REFCNT_H -#define _GPXE_REFCNT_H - -/** @file - * - * Reference counting - * - */ - -FILE_LICENCE ( GPL2_OR_LATER ); - -/** - * A reference counter - * - * This data structure is designed to be embedded within a - * reference-counted object. - * - * Reference-counted objects are freed when their reference count - * drops below zero. This means that a freshly allocated-and-zeroed - * reference-counted object will be freed on the first call to - * ref_put(). - */ -struct refcnt { - /** Current reference count - * - * When this count is decremented below zero, the free() - * method will be called. - */ - int refcnt; - /** Free containing object - * - * This method is called when the reference count is - * decremented below zero. - * - * If this method is left NULL, the standard library free() - * function will be called. The upshot of this is that you - * may omit the free() method if the @c refcnt object is the - * first element of your reference-counted struct. - */ - void ( * free ) ( struct refcnt *refcnt ); -}; - -extern struct refcnt * ref_get ( struct refcnt *refcnt ); -extern void ref_put ( struct refcnt *refcnt ); - -#endif /* _GPXE_REFCNT_H */ |