Hash :
87c99799
Author :
Date :
2018-03-16T21:26:06
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51
/*
* Copyright (c) 2018 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_entry {
off_t data_offset;
uint8_t *delta_buf;
size_t delta_len;
};
#define GOT_DELTA_CACHE_SIZE 1024
struct got_delta_cache {
char *path_packfile;
struct got_delta_cache_entry deltas[GOT_DELTA_CACHE_SIZE];
};
#define GOT_PACK_CACHE_SIZE 64
struct got_pack_cache {
struct got_packidx_v2_hdr *packidx;
char *path_packfile;
FILE *packfile;
};
struct got_repository {
char *path;
char *path_git_dir;
/*
* The pack cache speeds up search for packed objects and
* avoids duplicate open file handles to pack files.
*/
struct got_pack_cache pack_cache[GOT_PACK_CACHE_SIZE];
/* The delta cache speeds up reconstruction of packed objects. */
struct got_delta_cache delta_cache[GOT_PACK_CACHE_SIZE];
};