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Added (non-functional) reference count to struct image

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This commit is contained in:
Michael Brown
2007-05-01 00:11:34 +00:00
parent 53da1f1402
commit 123a98db26
1 changed files with 24 additions and 0 deletions
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24
src/include/gpxe/image.h
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@@ -11,6 +11,7 @@
#include <gpxe/tables.h> #include <gpxe/tables.h>
#include <gpxe/list.h> #include <gpxe/list.h>
#include <gpxe/uaccess.h> #include <gpxe/uaccess.h>
#include <gpxe/refcnt.h>
struct image_type; struct image_type;
@@ -19,6 +20,9 @@ struct image_type;
/** An executable or loadable image */ /** An executable or loadable image */
struct image { struct image {
/** Reference count */
struct refcnt refcnt;
/** Name */ /** Name */
char name[16]; char name[16];
/** List of registered images */ /** List of registered images */
@@ -117,4 +121,24 @@ extern int image_load ( struct image *image );
extern int image_autoload ( struct image *image ); extern int image_autoload ( struct image *image );
extern int image_exec ( struct image *image ); extern int image_exec ( struct image *image );
/**
* Increment reference count on an image
*
* @v image Image
* @ret image Image
*/
static inline struct image * image_get ( struct image *image ) {
ref_get ( &image->refcnt );
return image;
}
/**
* Decrement reference count on an image
*
* @v image Image
*/
static inline void image_put ( struct image *image ) {
ref_put ( &image->refcnt );
}
#endif /* _GPXE_IMAGE_H */ #endif /* _GPXE_IMAGE_H */