Revision 82689d5e5d3f41da2ab1fbf9fbe7aacfd6da74c1 authored by Junio C Hamano on 13 December 2022, 12:04:03 UTC, committed by Junio C Hamano on 13 December 2022, 12:04:03 UTC
Signed-off-by: Junio C Hamano <gitster@pobox.com>
1 parent 1612876
oidmap.c
#include "cache.h"
#include "oidmap.h"
static int oidmap_neq(const void *hashmap_cmp_fn_data,
const struct hashmap_entry *e1,
const struct hashmap_entry *e2,
const void *keydata)
{
const struct oidmap_entry *a, *b;
a = container_of(e1, const struct oidmap_entry, internal_entry);
b = container_of(e2, const struct oidmap_entry, internal_entry);
if (keydata)
return !oideq(&a->oid, (const struct object_id *) keydata);
return !oideq(&a->oid, &b->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;
/* TODO: make oidmap itself not depend on struct layouts */
hashmap_clear_(&map->map, free_entries ? 0 : -1);
}
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->internal_entry);
}
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