Merge branch 'jk/partial-clone-sparse-blob'
[git/git.git] / oidmap.c
1 #include "cache.h"
2 #include "oidmap.h"
3
4 static int oidmap_neq(const void *hashmap_cmp_fn_data,
5 const void *entry, const void *entry_or_key,
6 const void *keydata)
7 {
8 const struct oidmap_entry *entry_ = entry;
9 if (keydata)
10 return !oideq(&entry_->oid, (const struct object_id *) keydata);
11 return !oideq(&entry_->oid,
12 &((const struct oidmap_entry *) entry_or_key)->oid);
13 }
14
15 void oidmap_init(struct oidmap *map, size_t initial_size)
16 {
17 hashmap_init(&map->map, oidmap_neq, NULL, initial_size);
18 }
19
20 void oidmap_free(struct oidmap *map, int free_entries)
21 {
22 if (!map)
23 return;
24 hashmap_free(&map->map, free_entries);
25 }
26
27 void *oidmap_get(const struct oidmap *map, const struct object_id *key)
28 {
29 if (!map->map.cmpfn)
30 return NULL;
31
32 return hashmap_get_from_hash(&map->map, oidhash(key), key);
33 }
34
35 void *oidmap_remove(struct oidmap *map, const struct object_id *key)
36 {
37 struct hashmap_entry entry;
38
39 if (!map->map.cmpfn)
40 oidmap_init(map, 0);
41
42 hashmap_entry_init(&entry, oidhash(key));
43 return hashmap_remove(&map->map, &entry, key);
44 }
45
46 void *oidmap_put(struct oidmap *map, void *entry)
47 {
48 struct oidmap_entry *to_put = entry;
49
50 if (!map->map.cmpfn)
51 oidmap_init(map, 0);
52
53 hashmap_entry_init(&to_put->internal_entry, oidhash(&to_put->oid));
54 return hashmap_put(&map->map, to_put);
55 }