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      1 /*
      2  * Copyright 2011 Tresys Technology, LLC. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are met:
      6  *
      7  *    1. Redistributions of source code must retain the above copyright notice,
      8  *       this list of conditions and the following disclaimer.
      9  *
     10  *    2. Redistributions in binary form must reproduce the above copyright notice,
     11  *       this list of conditions and the following disclaimer in the documentation
     12  *       and/or other materials provided with the distribution.
     13  *
     14  * THIS SOFTWARE IS PROVIDED BY TRESYS TECHNOLOGY, LLC ``AS IS'' AND ANY EXPRESS
     15  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     16  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
     17  * EVENT SHALL TRESYS TECHNOLOGY, LLC OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
     18  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     19  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     20  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
     21  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
     22  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     23  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  *
     25  * The views and conclusions contained in the software and documentation are those
     26  * of the authors and should not be interpreted as representing official policies,
     27  * either expressed or implied, of Tresys Technology, LLC.
     28  */
     29 
     30 #ifndef CIL_LIST_H_
     31 #define CIL_LIST_H_
     32 
     33 #include "cil_flavor.h"
     34 
     35 struct cil_list {
     36 	struct cil_list_item *head;
     37 	struct cil_list_item *tail;
     38 	enum cil_flavor flavor;
     39 };
     40 
     41 struct cil_list_item {
     42 	struct cil_list_item *next;
     43 	enum cil_flavor flavor;
     44 	void *data;
     45 };
     46 
     47 #define cil_list_for_each(item, list) \
     48 	for (item = (list)->head; item != NULL; item = item->next)
     49 
     50 
     51 void cil_list_init(struct cil_list **list, enum cil_flavor flavor);
     52 void cil_list_destroy (struct cil_list **list, unsigned destroy_data);
     53 void cil_list_item_init(struct cil_list_item **item);
     54 void cil_list_item_destroy(struct cil_list_item **item, unsigned destroy_data);
     55 void cil_list_append(struct cil_list *list, enum cil_flavor flavor, void *data);
     56 void cil_list_prepend(struct cil_list *list, enum cil_flavor flavor, void *data);
     57 void cil_list_remove(struct cil_list *list, enum cil_flavor flavor, void *data, unsigned destroy_data);
     58 struct cil_list_item *cil_list_insert(struct cil_list *list, struct cil_list_item *curr, enum cil_flavor flavor, void *data);
     59 void cil_list_append_item(struct cil_list *list, struct cil_list_item *item);
     60 void cil_list_prepend_item(struct cil_list *list, struct cil_list_item *item);
     61 int cil_list_contains(struct cil_list *list, void *data);
     62 int cil_list_match_any(struct cil_list *l1, struct cil_list *l2);
     63 
     64 #endif
     65