2 * Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved.
3 * Redistribution and modifications are permitted subject to BSD license.
12 #define A_SET_OF(type) \
15 int count; /* Meaningful size */ \
16 int size; /* Allocated size */ \
17 void (*free)(type *); \
20 #define ASN_SET_ADD(headptr, ptr) \
21 asn_set_add((headptr), (ptr))
23 /*******************************************
24 * Implementation of the SET OF structure.
28 * Add another structure into the set by its pointer.
30 * 0 for success and -1/errno for failure.
32 int asn_set_add(void *asn_set_of_x, void *ptr);
35 * Delete the element from the set by its number (base 0).
36 * This is a constant-time operation. The order of elements before the
37 * deleted ones is guaranteed, the order of elements after the deleted
38 * one is NOT guaranteed.
39 * If _do_free is given AND the (*free) is initialized, the element
40 * will be freed using the custom (*free) function as well.
42 void asn_set_del(void *asn_set_of_x, int number, int _do_free);
45 * Empty the contents of the set. Will free the elements, if (*free) is given.
46 * Will NOT free the set itself.
48 void asn_set_empty(void *asn_set_of_x);
51 * Cope with different conversions requirements to/from void in C and C++.
52 * This is mostly useful for support library.
54 typedef A_SET_OF(void) asn_anonymous_set_;
55 #define _A_SET_FROM_VOID(ptr) ((asn_anonymous_set_ *)(ptr))
56 #define _A_CSET_FROM_VOID(ptr) ((const asn_anonymous_set_ *)(ptr))
62 #endif /* ASN_SET_OF_H */