thodg/got/lib/got_lib_delta_cache.h

• Show log

  Commit

• Hash : dac5c75e
  Author :
  Date : 2022-06-04T13:58:48
  

  convert delta cache to a hash table This approach uses more memory but is much faster. To offset the additional memory usage somewhat the cache now stores very small deltas only. However, overall memory usage goes up. Hopefully we will find a way to reduce this later. ok op@

Download

• lib/got_lib_delta_cache.h

• /*
   * Copyright (c) 2019 Stefan Sperling <stsp@openbsd.org>
   *
   * Permission to use, copy, modify, and distribute this software for any
   * purpose with or without fee is hereby granted, provided that the above
   * copyright notice and this permission notice appear in all copies.
   *
   * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
   * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
   * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
   * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
   * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   */
  
  struct got_delta_cache;
  
  const struct got_error *got_delta_cache_alloc(struct got_delta_cache **);
  void got_delta_cache_free(struct got_delta_cache *);
  
  const struct got_error *got_delta_cache_add(struct got_delta_cache *, off_t,
      uint8_t *, size_t);
  void got_delta_cache_get(uint8_t **, size_t *, struct got_delta_cache *, off_t);
  

Download