| #include "cache.h" |
| #include "oidmap.h" |
| |
| static int cmpfn(const void *hashmap_cmp_fn_data, |
| const void *entry, const void *entry_or_key, |
| const void *keydata) |
| { |
| const struct oidmap_entry *entry_ = entry; |
| if (keydata) |
| return oidcmp(&entry_->oid, (const struct object_id *) keydata); |
| return oidcmp(&entry_->oid, |
| &((const struct oidmap_entry *) entry_or_key)->oid); |
| } |
| |
| static int hash(const struct object_id *oid) |
| { |
| int hash; |
| memcpy(&hash, oid->hash, sizeof(hash)); |
| return hash; |
| } |
| |
| void oidmap_init(struct oidmap *map, size_t initial_size) |
| { |
| hashmap_init(&map->map, cmpfn, NULL, initial_size); |
| } |
| |
| void oidmap_free(struct oidmap *map, int free_entries) |
| { |
| if (!map) |
| return; |
| hashmap_free(&map->map, free_entries); |
| } |
| |
| void *oidmap_get(const struct oidmap *map, const struct object_id *key) |
| { |
| if (!map->map.cmpfn) |
| return NULL; |
| |
| return hashmap_get_from_hash(&map->map, hash(key), key); |
| } |
| |
| void *oidmap_remove(struct oidmap *map, const struct object_id *key) |
| { |
| struct hashmap_entry entry; |
| |
| if (!map->map.cmpfn) |
| oidmap_init(map, 0); |
| |
| hashmap_entry_init(&entry, hash(key)); |
| return hashmap_remove(&map->map, &entry, key); |
| } |
| |
| void *oidmap_put(struct oidmap *map, void *entry) |
| { |
| struct oidmap_entry *to_put = entry; |
| |
| if (!map->map.cmpfn) |
| oidmap_init(map, 0); |
| |
| hashmap_entry_init(&to_put->internal_entry, hash(&to_put->oid)); |
| return hashmap_put(&map->map, to_put); |
| } |