midx.h

   1 #ifndef __MIDX_H__
   2 #define __MIDX_H__
   3
   4 #include "repository.h"
   5
   6 struct multi_pack_index {
   7         struct multi_pack_index *next;
   8
   9         const unsigned char *data;
  10         size_t data_len;
  11
  12         uint32_t signature;
  13         unsigned char version;
  14         unsigned char hash_len;
  15         unsigned char num_chunks;
  16         uint32_t num_packs;
  17         uint32_t num_objects;
  18
  19         int local;
  20
  21         const unsigned char *chunk_pack_names;
  22         const uint32_t *chunk_oid_fanout;
  23         const unsigned char *chunk_oid_lookup;
  24         const unsigned char *chunk_object_offsets;
  25         const unsigned char *chunk_large_offsets;
  26
  27         const char **pack_names;
  28         struct packed_git **packs;
  29         char object_dir[FLEX_ARRAY];
  30 };
  31
  32 struct multi_pack_index *load_multi_pack_index(const char *object_dir, int local);
  33 int prepare_midx_pack(struct multi_pack_index *m, uint32_t pack_int_id);
  34 int bsearch_midx(const struct object_id *oid, struct multi_pack_index *m, uint32_t *result);
  35 struct object_id *nth_midxed_object_oid(struct object_id *oid,
  36                                         struct multi_pack_index *m,
  37                                         uint32_t n);
  38 int fill_midx_entry(const struct object_id *oid, struct pack_entry *e, struct multi_pack_index *m);
  39 int midx_contains_pack(struct multi_pack_index *m, const char *idx_name);
  40 int prepare_multi_pack_index_one(struct repository *r, const char *object_dir, int local);
  41
  42 int write_midx_file(const char *object_dir);
  43 void clear_midx_file(const char *object_dir);
  44
  45 #endif