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      1 /*
      2  * Copyright 2017 Google Inc.
      3  *
      4  * Use of this source code is governed by a BSD-style license that can
      5  * be found in the LICENSE file.
      6  *
      7  */
      8 
      9 #pragma once
     10 
     11 //
     12 //
     13 //
     14 
     15 #include "skc.h"
     16 #include "types.h"
     17 
     18 //
     19 //
     20 //
     21 
     22 typedef skc_ulong skc_epoch_t;
     23 
     24 //
     25 //
     26 //
     27 
     28 void
     29 skc_weakref_epoch_init(skc_epoch_t * const epoch);
     30 
     31 void
     32 skc_weakref_epoch_inc(skc_epoch_t * const epoch);
     33 
     34 void
     35 skc_weakref_init(skc_weakref_t * const weakref,
     36                  skc_epoch_t   * const epoch,
     37                  skc_uint        const index);
     38 
     39 bool
     40 skc_weakref_is_invalid(skc_weakref_t const * const weakref,
     41                        skc_epoch_t   const * const epoch);
     42 
     43 skc_uint
     44 skc_weakref_index(skc_weakref_t const * const weakref);
     45 
     46 //
     47 //
     48 //
     49