khash: drop broken oid_map typedef
[git/git.git] / oidset.c
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1#include "cache.h"
2#include "oidset.h"
3
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4void oidset_init(struct oidset *set, size_t initial_size)
5{
6 memset(&set->set, 0, sizeof(set->set));
7 if (initial_size)
8 kh_resize_oid(&set->set, initial_size);
9}
10
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11int oidset_contains(const struct oidset *set, const struct object_id *oid)
12{
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13 khiter_t pos = kh_get_oid(&set->set, *oid);
14 return pos != kh_end(&set->set);
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15}
16
17int oidset_insert(struct oidset *set, const struct object_id *oid)
18{
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19 int added;
20 kh_put_oid(&set->set, *oid, &added);
21 return !added;
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22}
23
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24int oidset_remove(struct oidset *set, const struct object_id *oid)
25{
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26 khiter_t pos = kh_get_oid(&set->set, *oid);
27 if (pos == kh_end(&set->set))
28 return 0;
29 kh_del_oid(&set->set, pos);
30 return 1;
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31}
32
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33void oidset_clear(struct oidset *set)
34{
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35 kh_release_oid(&set->set);
36 oidset_init(set, 0);
29c2bd5f 37}