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#include "cache.h"
#include "oidset.h"
struct oidset_entry {
struct hashmap_entry hash;
struct object_id oid;
};
static int oidset_hashcmp(const void *unused_cmp_data,
const void *va, const void *vb,
const void *vkey)
{
const struct oidset_entry *a = va, *b = vb;
const struct object_id *key = vkey;
return oidcmp(&a->oid, key ? key : &b->oid);
}
int oidset_contains(const struct oidset *set, const struct object_id *oid)
{
struct hashmap_entry key;
if (!set->map.cmpfn)
return 0;
hashmap_entry_init(&key, sha1hash(oid->hash));
return !!hashmap_get(&set->map, &key, oid);
}
int oidset_insert(struct oidset *set, const struct object_id *oid)
{
struct oidset_entry *entry;
if (!set->map.cmpfn)
hashmap_init(&set->map, oidset_hashcmp, NULL, 0);
if (oidset_contains(set, oid))
return 1;
entry = xmalloc(sizeof(*entry));
hashmap_entry_init(&entry->hash, sha1hash(oid->hash));
oidcpy(&entry->oid, oid);
hashmap_add(&set->map, entry);
return 0;
}
void oidset_clear(struct oidset *set)
{
hashmap_free(&set->map, 1);
}
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