Andrew's git - gitweb.git/blob

   1#include "cache.h"
   2#include "oidmap.h"
   3
   4static 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
  15void oidmap_init(struct oidmap *map, size_t initial_size)
  16{
  17        hashmap_init(&map->map, oidmap_neq, NULL, initial_size);
  18}
  19
  20void oidmap_free(struct oidmap *map, int free_entries)
  21{
  22        if (!map)
  23                return;
  24        hashmap_free(&map->map, free_entries);
  25}
  26
  27void *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, sha1hash(key->hash), key);
  33}
  34
  35void *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, sha1hash(key->hash));
  43        return hashmap_remove(&map->map, &entry, key);
  44}
  45
  46void *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, sha1hash(to_put->oid.hash));
  54        return hashmap_put(&map->map, to_put);
  55}