reftable/generic.h

   1 /*
   2 Copyright 2020 Google LLC
   3
   4 Use of this source code is governed by a BSD-style
   5 license that can be found in the LICENSE file or at
   6 https://developers.google.com/open-source/licenses/bsd
   7 */
   8
   9 #ifndef GENERIC_H
  10 #define GENERIC_H
  11
  12 #include "record.h"
  13 #include "reftable-generic.h"
  14
  15 /* generic interface to reftables */
  16 struct reftable_table_vtable {
  17         int (*seek_record)(void *tab, struct reftable_iterator *it,
  18                            struct reftable_record *);
  19         uint32_t (*hash_id)(void *tab);
  20         uint64_t (*min_update_index)(void *tab);
  21         uint64_t (*max_update_index)(void *tab);
  22 };
  23
  24 struct reftable_iterator_vtable {
  25         int (*next)(void *iter_arg, struct reftable_record *rec);
  26         void (*close)(void *iter_arg);
  27 };
  28
  29 void iterator_set_empty(struct reftable_iterator *it);
  30 int iterator_next(struct reftable_iterator *it, struct reftable_record *rec);
  31
  32 #endif