#ifndef PACKFILE_H
#define PACKFILE_H
#include "oidset.h"
extern char *odb_pack_name(struct strbuf *buf, const unsigned char *sha1, const char *ext);
extern char *sha1_pack_name(const unsigned char *sha1);
extern char *sha1_pack_index_name(const unsigned char *sha1);
extern struct packed_git *parse_pack_index(unsigned char *sha1, const char *idx_path);
#define PACKDIR_FILE_PACK 1
#define PACKDIR_FILE_IDX 2
#define PACKDIR_FILE_GARBAGE 4
extern void (*report_garbage)(unsigned seen_bits, const char *path);
extern void prepare_packed_git(void);
extern void reprepare_packed_git(void);
extern void install_packed_git(struct packed_git *pack);
unsigned long approximate_object_count(void);
extern struct packed_git *find_sha1_pack(const unsigned char *sha1,
struct packed_git *packs);
extern void pack_report(void);
extern int open_pack_index(struct packed_git *);
extern void close_pack_index(struct packed_git *);
extern unsigned char *use_pack(struct packed_git *, struct pack_window **, off_t, unsigned long *);
extern void close_pack_windows(struct packed_git *);
extern void close_all_packs(void);
extern void unuse_pack(struct pack_window **);
extern void clear_delta_base_cache(void);
extern struct packed_git *add_packed_git(const char *path, size_t path_len, int local);
extern void check_pack_index_ptr(const struct packed_git *p, const void *ptr);
extern const unsigned char *nth_packed_object_sha1(struct packed_git *, uint32_t n);
extern const struct object_id *nth_packed_object_oid(struct object_id *, struct packed_git *, uint32_t n);
extern off_t nth_packed_object_offset(const struct packed_git *, uint32_t n);
extern off_t find_pack_entry_one(const unsigned char *sha1, struct packed_git *);
extern int is_pack_valid(struct packed_git *);
extern void *unpack_entry(struct packed_git *, off_t, enum object_type *, unsigned long *);
extern unsigned long unpack_object_header_buffer(const unsigned char *buf, unsigned long len, enum object_type *type, unsigned long *sizep);
extern unsigned long get_size_from_delta(struct packed_git *, struct pack_window **, off_t);
extern int unpack_object_header(struct packed_git *, struct pack_window **, off_t *, unsigned long *);
extern void release_pack_memory(size_t);
extern int do_check_packed_object_crc;
extern int packed_object_info(struct packed_git *pack, off_t offset, struct object_info *);
extern void mark_bad_packed_object(struct packed_git *p, const unsigned char *sha1);
extern const struct packed_git *has_packed_and_bad(const unsigned char *sha1);
extern int find_pack_entry(const unsigned char *sha1, struct pack_entry *e);
extern int has_sha1_pack(const unsigned char *sha1);
extern int has_pack_index(const unsigned char *sha1);
#define FOR_EACH_OBJECT_PROMISOR_ONLY 2
typedef int each_packed_object_fn(const struct object_id *oid,
struct packed_git *pack,
uint32_t pos,
void *data);
extern int for_each_packed_object(each_packed_object_fn, void *, unsigned flags);
extern int is_promisor_object(const struct object_id *oid);
#endif