[1361] | 1 | /*
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| 2 | * $Id$
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| 3 | *
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| 4 | * Header file of mr_list.c: a set of function manipulating lists
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| 5 | * Provided under the GPL v2
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| 6 | */
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| 7 |
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| 8 | #ifndef MR_LIST_H
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| 9 | #define MR_LIST_H
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| 10 |
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| 11 | /* Data structure */
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| 12 | struct mr_list {
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| 13 | /**
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| 14 | * Pointers to first and last components of the list
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| 15 | */
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| 16 | struct mr_list_elt *first;
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| 17 | struct mr_list_elt *last;
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| 18 | };
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| 19 |
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| 20 | struct mr_list_elt {
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| 21 |
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| 22 | /* Content of the element in the list */
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| 23 | void *data;
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| 24 |
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[1363] | 25 | /* Function to unallocate memory contained in data */
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| 26 | void (*mr_free_data)(void *data);
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| 27 |
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[1361] | 28 | /* The neighbours (pointers to next and previous) */
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| 29 | struct mr_list_elt *next;
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| 30 | struct mr_list_elt *prev;
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| 31 | };
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| 32 |
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| 33 |
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| 34 | /* functions (public methods) */
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| 35 |
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[1392] | 36 | struct mr_list *mr_list_alloc(void);
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| 37 | struct mr_list_elt *mr_list_alloc_elt(void *data, void (*mr_free_data)(void *data));
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[1361] | 38 | void mr_list_free(struct mr_list *list);
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| 39 | void mr_list_free_elt(struct mr_list_elt *elt);
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| 40 | int mr_list_length(struct mr_list *list);
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| 41 | void mr_list_add_elt_first(struct mr_list *list, struct mr_list_elt *elt);
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| 42 | void mr_list_add_elt_last(struct mr_list *list, struct mr_list_elt *elt);
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| 43 | void mr_list_add_elt_after(struct mr_list *list, struct mr_list_elt *ref, struct mr_list_elt *elt);
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| 44 | void mr_list_add_elt_before(struct mr_list *list, struct mr_list_elt *ref, struct mr_list_elt *elt);
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| 45 | void mr_list_del_elt_first(struct mr_list *list);
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| 46 | void mr_list_del_elt_last(struct mr_list *list);
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| 47 | void mr_list_del_elt_after(struct mr_list *list, struct mr_list_elt *ref);
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| 48 | void mr_list_del_elt_before(struct mr_list *list, struct mr_list_elt *ref);
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| 49 |
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| 50 | #endif /* MR_LIST_H */
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