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   1 #ifndef SPLIT_INDEX_H
   2 #define SPLIT_INDEX_H
   3
   4 #include "cache.h"
   5
   6 struct index_state;
   7 struct strbuf;
   8 struct ewah_bitmap;
   9
  10 struct split_index {
  11         struct object_id base_oid;
  12         struct index_state *base;
  13         struct ewah_bitmap *delete_bitmap;
  14         struct ewah_bitmap *replace_bitmap;
  15         struct cache_entry **saved_cache;
  16         unsigned int saved_cache_nr;
  17         unsigned int nr_deletions;
  18         unsigned int nr_replacements;
  19         int refcount;
  20 };
  21
  22 struct split_index *init_split_index(struct index_state *istate);
  23 void save_or_free_index_entry(struct index_state *istate, struct cache_entry *ce);
  24 void replace_index_entry_in_base(struct index_state *istate,
  25                                  struct cache_entry *old,
  26                                  struct cache_entry *new_entry);
  27 int read_link_extension(struct index_state *istate,
  28                         const void *data, unsigned long sz);
  29 int write_link_extension(struct strbuf *sb,
  30                          struct index_state *istate);
  31 void move_cache_to_base_index(struct index_state *istate);
  32 void merge_base_index(struct index_state *istate);
  33 void prepare_to_write_split_index(struct index_state *istate);
  34 void finish_writing_split_index(struct index_state *istate);
  35 void discard_split_index(struct index_state *istate);
  36 void add_split_index(struct index_state *istate);
  37 void remove_split_index(struct index_state *istate);
  38
  39 #endif