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/*
* Oracle Linux DTrace.
* Copyright (c) 2003, 2021, Oracle and/or its affiliates. All rights reserved.
* Licensed under the Universal Permissive License v 1.0 as shown at
* http://oss.oracle.com/licenses/upl.
*/
#ifndef _DT_LIST_H
#define _DT_LIST_H
#ifdef __cplusplus
extern "C" {
#endif
typedef struct dt_list {
struct dt_list *dl_prev;
struct dt_list *dl_next;
} dt_list_t;
#define dt_list_prev(elem) ((void *)(((dt_list_t *)(elem))->dl_prev))
#define dt_list_next(elem) ((void *)(((dt_list_t *)(elem))->dl_next))
#define dt_in_list(l, e) (dt_list_next(l) == (e) || dt_list_prev(e))
extern void dt_list_append(dt_list_t *, void *);
extern void dt_list_prepend(dt_list_t *, void *);
extern void dt_list_insert(dt_list_t *, void *, void *);
extern void dt_list_delete(dt_list_t *, void *);
extern size_t dt_list_length(dt_list_t *);
#ifdef __cplusplus
}
#endif
#endif /* _DT_LIST_H */
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