Andrew's git - gitweb.git/blob

   1#ifndef PACKFILE_H
   2#define PACKFILE_H
   3
   4/*
   5 * Generate the filename to be used for a pack file with checksum "sha1" and
   6 * extension "ext". The result is written into the strbuf "buf", overwriting
   7 * any existing contents. A pointer to buf->buf is returned as a convenience.
   8 *
   9 * Example: odb_pack_name(out, sha1, "idx") => ".git/objects/pack/pack-1234..idx"
  10 */
  11extern char *odb_pack_name(struct strbuf *buf, const unsigned char *sha1, const char *ext);
  12
  13/*
  14 * Return the name of the (local) packfile with the specified sha1 in
  15 * its name.  The return value is a pointer to memory that is
  16 * overwritten each time this function is called.
  17 */
  18extern char *sha1_pack_name(const unsigned char *sha1);
  19
  20/*
  21 * Return the name of the (local) pack index file with the specified
  22 * sha1 in its name.  The return value is a pointer to memory that is
  23 * overwritten each time this function is called.
  24 */
  25extern char *sha1_pack_index_name(const unsigned char *sha1);
  26
  27extern unsigned int pack_used_ctr;
  28extern unsigned int pack_mmap_calls;
  29extern unsigned int peak_pack_open_windows;
  30extern unsigned int pack_open_windows;
  31extern unsigned int pack_open_fds;
  32extern unsigned int pack_max_fds;
  33extern size_t peak_pack_mapped;
  34extern size_t pack_mapped;
  35
  36extern struct packed_git *parse_pack_index(unsigned char *sha1, const char *idx_path);
  37
  38extern void pack_report(void);
  39
  40/*
  41 * mmap the index file for the specified packfile (if it is not
  42 * already mmapped).  Return 0 on success.
  43 */
  44extern int open_pack_index(struct packed_git *);
  45
  46/*
  47 * munmap the index file for the specified packfile (if it is
  48 * currently mmapped).
  49 */
  50extern void close_pack_index(struct packed_git *);
  51
  52extern void close_pack_windows(struct packed_git *);
  53extern void close_all_packs(void);
  54
  55extern int close_pack_fd(struct packed_git *);
  56
  57extern int unuse_one_window(struct packed_git *current);
  58
  59extern void release_pack_memory(size_t);
  60
  61#endif