1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _INJ_LIST_H 28 #define _INJ_LIST_H 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 34 /* 35 * Simple doubly-linked list implementation. This implementation assumes that 36 * each element contains an embedded inj_list_t structure. An additional 37 * inj_list_t is used to store the head and tail pointers. The caller can 38 * use inj_list_prev() on the master list_t to obtain the tail element, or 39 * inj_list_next() to obtain the head element. The head and tail list elements 40 * have their previous and next pointers set to NULL, respectively. 41 */ 42 43 typedef struct inj_list { 44 struct inj_list *ml_prev; /* Link to previous list element */ 45 struct inj_list *ml_next; /* Link to next list element */ 46 } inj_list_t; 47 48 #define inj_list_prev(elem) ((void *)(((inj_list_t *)(elem))->ml_prev)) 49 #define inj_list_next(elem) ((void *)(((inj_list_t *)(elem))->ml_next)) 50 51 extern void inj_list_append(inj_list_t *, void *); 52 extern void inj_list_prepend(inj_list_t *, void *); 53 54 #ifdef __cplusplus 55 } 56 #endif 57 58 #endif /* _INJ_LIST_H */ 59