git/oidmap.c
Junio C Hamano c62bff2ced Merge branch 'cc/test-oidmap'
Extend the test coverage a bit.

* cc/test-oidmap:
  t0016: add 'remove' subcommand test
  test-oidmap: remove 'add' subcommand
  test-hashmap: remove 'hash' command
  oidmap: use sha1hash() instead of static hash() function
  t: add t0016-oidmap.sh
  t/helper: add test-oidmap.c
2019-07-19 11:30:19 -07:00

56 lines
1.3 KiB
C

#include "cache.h"
#include "oidmap.h"
static int oidmap_neq(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 !oideq(&entry_->oid, (const struct object_id *) keydata);
return !oideq(&entry_->oid,
&((const struct oidmap_entry *) entry_or_key)->oid);
}
void oidmap_init(struct oidmap *map, size_t initial_size)
{
hashmap_init(&map->map, oidmap_neq, 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, oidhash(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, oidhash(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, oidhash(&to_put->oid));
return hashmap_put(&map->map, to_put);
}