Andrew's git - gitweb.git/blob

   1#ifndef PACK_BITMAP_H
   2#define PACK_BITMAP_H
   3
   4#include "ewah/ewok.h"
   5#include "khash.h"
   6
   7struct bitmap_disk_entry {
   8        uint32_t object_pos;
   9        uint8_t xor_offset;
  10        uint8_t flags;
  11} __attribute__((packed));
  12
  13struct bitmap_disk_header {
  14        char magic[4];
  15        uint16_t version;
  16        uint16_t options;
  17        uint32_t entry_count;
  18        unsigned char checksum[20];
  19};
  20
  21static const char BITMAP_IDX_SIGNATURE[] = {'B', 'I', 'T', 'M'};
  22
  23enum pack_bitmap_opts {
  24        BITMAP_OPT_FULL_DAG = 1
  25};
  26
  27typedef int (*show_reachable_fn)(
  28        const unsigned char *sha1,
  29        enum object_type type,
  30        int flags,
  31        uint32_t hash,
  32        struct packed_git *found_pack,
  33        off_t found_offset);
  34
  35int prepare_bitmap_git(void);
  36void count_bitmap_commit_list(uint32_t *commits, uint32_t *trees, uint32_t *blobs, uint32_t *tags);
  37void traverse_bitmap_commit_list(show_reachable_fn show_reachable);
  38void test_bitmap_walk(struct rev_info *revs);
  39char *pack_bitmap_filename(struct packed_git *p);
  40int prepare_bitmap_walk(struct rev_info *revs);
  41int reuse_partial_packfile_from_bitmap(struct packed_git **packfile, uint32_t *entries, off_t *up_to);
  42
  43#endif