usr/src/cmd/syslogd/llt.h

   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(c) 1996-1999, by Sun Microsystems, Inc.
  24  * All rights reserved.
  25  */
  26
  27 #ifndef _LLT_H
  28 #define _LLT_H
  29
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31
  32 typedef struct ll {
  33         struct ll *n;
  34 } ll_t;
  35
  36 typedef struct llh {
  37         ll_t *front;
  38         ll_t **back;
  39 } llh_t;
  40
  41 void   ll_init(llh_t *head);
  42 void   ll_enqueue(llh_t *head, ll_t *data);
  43 void   ll_mapf(llh_t *head, void (*func)(void *));
  44 ll_t * ll_peek(llh_t *head);
  45 ll_t * ll_dequeue(llh_t *head);
  46 ll_t * ll_traverse(llh_t *ptr, int (*func)(void *, void *), void *user);
  47 int    ll_check(llh_t *head);
  48
  49 #endif /* _LLT_H */